CN220016375U - Reserved sleeve sealing device - Google Patents
Reserved sleeve sealing device Download PDFInfo
- Publication number
- CN220016375U CN220016375U CN202321335953.4U CN202321335953U CN220016375U CN 220016375 U CN220016375 U CN 220016375U CN 202321335953 U CN202321335953 U CN 202321335953U CN 220016375 U CN220016375 U CN 220016375U
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- CN
- China
- Prior art keywords
- sleeve
- reserved
- sealing device
- reserved sleeve
- sealing
- Prior art date
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- 238000007789 sealing Methods 0.000 title claims abstract description 73
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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- Gasket Seals (AREA)
Abstract
The utility model discloses a reserved sleeve sealing device, which comprises at least two sealing gaskets and at least two supporting seats, wherein the sealing gaskets are sequentially arranged along the circumferential direction of the reserved sleeve to form a sealing layer surrounding the reserved sleeve; the supporting seats are sequentially arranged along the circumference of the reserved sleeve pipe to form a supporting cylinder surrounding the sealing layer. The supporting seat is provided with an accommodating groove, a first elastic piece is arranged in the accommodating groove, and the first elastic piece is propped against the outer surface of the sealing gasket to apply acting force along the radial direction of the reserved sleeve. The reserved sleeve sealing device provided by the utility model has higher reliability, and can keep the sealing performance from being reduced after long-time use.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a reserved sleeve sealing device.
Background
When the building component is constructed, the reserved sleeve is used for forming a reserved hole, and the reserved sleeve is mostly sleeved on the reserved sleeve by an independent rubber sealing ring at present, so that the sealing mode has the defect that gaps are easy to appear between the rubber sealing ring and the reserved sleeve after a period of time, and the sealing effect is influenced.
Disclosure of Invention
In one aspect, the present utility model provides the following technical solutions:
a preformed sleeve sealing device, comprising:
at least two sealing gaskets are sequentially arranged along the circumferential direction of the reserved sleeve to form a sealing layer surrounding the reserved sleeve;
at least two supporting seats are sequentially arranged along the circumferential direction of the reserved sleeve to form a supporting cylinder surrounding the sealing layer;
the support seat is provided with an accommodating groove, a first elastic piece is arranged in the accommodating groove, and the first elastic piece abuts against the outer surface of the sealing gasket to apply acting force along the radial direction of the reserved sleeve.
Optionally, in the above-mentioned preformed sleeve sealing device, the receiving groove is located near an end of the support cylinder.
Optionally, in the above reserved sleeve sealing device, a lug is provided on an outer surface of the supporting seat near an edge, and a mounting hole for mounting a bolt is provided on the lug.
Optionally, in the above reserved sleeve sealing device, the sealing gaskets are arranged in one-to-one correspondence with the supporting seats.
Optionally, in the above-mentioned preformed sleeve sealing device, the first elastic members are equally spaced apart along a circumference of the preformed sleeve.
Optionally, in the above-mentioned preformed sleeve sealing device, the sealing device further comprises a rubber protecting sleeve, and the rubber protecting sleeve is mounted on a portion of the preformed sleeve extending out of the supporting cylinder.
Optionally, in the above-mentioned reserved sleeve sealing device, the sealing device further includes a plurality of buffer mechanisms disposed between the rubber protective sleeve and the reserved sleeve, the plurality of buffer mechanisms are distributed along a circumference of the reserved sleeve, and the buffer mechanisms include:
the two support blocks are fixed on the inner wall of the rubber protective sleeve and distributed along the axial direction of the reserved sleeve, the support blocks are provided with sliding grooves parallel to the axial direction of the reserved sleeve, and the sliding grooves are provided with sliding blocks;
the buffer block is attached to the outer surface of the reserved sleeve;
the two connecting rods are in splayed arrangement, one end of each connecting rod is hinged with the sliding block, and the other end of each connecting rod is hinged with the buffer block;
and the two ends of the second elastic piece are respectively connected with the corresponding connecting rods.
Optionally, in the above reserved sleeve sealing device, a narrowed end of the splayed arrangement faces the buffer block, and the second elastic member is an extension spring.
Optionally, in the above preformed sleeve sealing device, the first elastic member is a compression spring.
The reserved sleeve sealing device provided by the utility model has the beneficial effects that the sealing performance is kept from being reduced after long-time use, so that the reserved sleeve sealing device has higher reliability.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a use state of a reserved sleeve sealing device according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is an enlarged schematic view at B in fig. 2.
Marked in the figure as:
1. a support base; 11. a lug; 12. a receiving groove; 2. a rubber protective sleeve; 21. a support block; 211. a chute; 22. a slide block; 3. a bolt; 4. a wall body; 5. reserving a sleeve; 6. a sealing gasket; 7. a first elastic member; 8. a buffer block; 81. a hinge base; 9. a connecting rod; 91. a spring seat; 10. a hinge shaft; 30. and a second elastic member.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, an embodiment of the present utility model provides a sealing device for a reserved sleeve, which includes at least two gaskets 6 and at least two supporting seats 1, wherein the gaskets 6 are sequentially arranged along the circumferential direction of the reserved sleeve 5 to form a sealing layer surrounding the reserved sleeve 5; the supporting seat 1 is sequentially arranged along the circumferential direction of the reserved sleeve 5 to form a supporting cylinder surrounding the sealing layer, the supporting seat 1 is provided with a containing groove 12, a first elastic piece 7 is installed in the containing groove 12, and the first elastic piece 7 abuts against the outer surface of the sealing gasket 6 to apply acting force along the radial direction of the reserved sleeve 5. Since the first elastic member 7 can provide a force in the radial direction of the reserve tube 5, the gasket 6 can be kept in close contact with the outer surface of the reserve tube 5 for a long time under the pressing action of the force, i.e., the sealing performance is not lowered or the lowering degree is small after long-time use, so that the reserve tube sealing device of the structure has higher reliability.
As shown in fig. 3, in the present embodiment, the number of the supporting seats 1 and the number of the sealing gaskets 6 are two, and the sealing gaskets 6 are disposed in one-to-one correspondence with the supporting seats 1, that is, the sealing gaskets 6 are lined between the corresponding supporting seats 1 and the reserved sleeves 5. Of course, in other embodiments, the number of the supporting seats 1 and the number of the gaskets 6 may be different, for example, the number of the supporting seats 1 is two, and the number of the gaskets 6 is three, when in use, the gaskets 6 are sequentially attached to the outer surface of the reserved sleeve 5 to form a sealing layer, then the supporting seats 1 are sequentially attached to the outer surface of the sealing layer, and the adjacent supporting seats 1 are fixedly connected to form a supporting cylinder together. It should be noted that, both the gasket 6 and the support seat 1 are disposed in a complete circle along the circumference of the preformed sleeve 5, thereby forming a complete enclosure.
In a preferred embodiment, the sealing pads 6 are arranged in one-to-one correspondence with the supporting seats 1, and the sealing pads 6 are fixedly connected with the supporting seats 1, for example, the sealing pads 6 are adhered to the inner surfaces of the supporting seats 1 through glue, and of course, the adhered parts of the glue are only parts of the sealing pads 6, so that the sealing pads 6 and the supporting seats 1 can be carried together as a whole, and therefore, when in use, the sealing pads 6 and the supporting seats 1 are directly adhered to the reserved sleeve 5 integrally, the operation steps of constructors can be reduced, and the working efficiency is improved.
As can be seen from fig. 2 and 3, in the present embodiment, the position of the receiving groove 12 is near the end of the support cylinder, that is, the position where the gasket 6 is pressed by the first elastic member 7 is the position where the sealing layer is near the end. Of course, in other embodiments, the receiving grooves 12 may be located at positions close to the end of the support cylinder, for example, the receiving grooves 12 may be located at regular intervals along the axial direction of the retaining sleeve 5, so that more parts of the gasket 6 may be compressed, thereby further improving the sealing effect.
As shown in fig. 2 and 3, in this embodiment, a lug 11 is disposed on the outer surface of the support seat 1 near the edge, and the lug 11 is provided with a mounting hole for mounting the bolt 3. The lugs 11 on two adjacent holders 1 are corresponding and are fastened by bolts 3. In order to reduce the use of parts, the mounting hole on one of the corresponding two lugs 11 may be provided as a threaded hole to be fitted with the bolt 3, and the mounting hole on the other one may be provided as a smooth hole, so that the lug 11 with the threaded hole serves as a nut to be connected with the bolt 3 without the need of additionally providing a nut.
In a preferred embodiment, as shown in fig. 3, the first elastic members 7 are equally spaced along the circumference of the preformed sleeve 5, so that a full and uniform pressing force can be applied to the gasket 6, ensuring a tight contact throughout a complete revolution. The types of the first elastic member 7 may be various, for example, in this embodiment, the first elastic member 7 is a compression spring, and in other embodiments, the first elastic member 7 may be a spring plate. In a specific practical application, the sealing gasket 6 may be provided as a rubber member, and the supporting seat 1 may be provided as a metal member or an engineering plastic member.
As shown in fig. 2, taking construction on the wall body 4 as an example, after the reserved sleeve sealing device is installed on the reserved sleeve 5, the reserved sleeve sealing device can be integrally installed inside the wall body 4, so that the pre-buried installation of the reserved sleeve 5 is completed. Typically, the preformed sleeve 5 has a portion extending beyond the support cylinder, i.e. the portion of the preformed sleeve 5 extending above the support seat 1 in fig. 2, and for protecting this portion of the preformed sleeve 5, in this embodiment, the preformed sleeve sealing device further comprises a rubber protecting sleeve 2, and this rubber protecting sleeve 2 is mounted on the portion of the preformed sleeve 5 extending beyond the support cylinder.
Referring to fig. 2 and 4, in order to further improve the protection effect of the rubber protection sleeve 2 on the reserved sleeve 5, in this embodiment, a plurality of buffer mechanisms are disposed between the rubber protection sleeve 2 and the reserved sleeve 5, and the buffer mechanisms are distributed along the circumferential direction of the reserved sleeve 5, and each buffer mechanism includes: the two support blocks 21 are fixed on the inner wall of the rubber protective sleeve 2, the two support blocks 21 are distributed along the axial direction of the reserved sleeve 5, the support blocks 21 are provided with sliding grooves 211 parallel to the axial direction of the reserved sleeve 5, and the sliding grooves 211 are provided with sliding blocks 22; the buffer block 8 is attached to the outer surface of the reserved sleeve 5; the two connecting rods 9 are in one-to-one correspondence with the supporting blocks 21, the two connecting rods 9 are arranged in a splayed shape, one end of each connecting rod 9 is hinged with the sliding block 22, and the other end of each connecting rod 9 is hinged with the buffer block 8; the second elastic member 30 is located between the two connecting rods 9, and two ends of the second elastic member 30 are respectively connected with the corresponding connecting rods 9.
As shown in fig. 4, in the present embodiment, the narrowed ends of the splayed arrangement of the two links 9 face the buffer block 8, and the second elastic member 30 is an extension spring. When the rubber protecting sleeve 2 is impacted by the outside, a part of the impact is relieved through the rubber protecting sleeve 2, and at the same time, the impacted part of the rubber protecting sleeve 2 moves towards the buffer block 8, so that the sliding block 22 is forced to move along the sliding groove 211, the two connecting rods 9 are separated from each other to be larger, the second elastic piece 30 is stretched, the impact is further relieved through the elastic deformation of the second elastic piece 30, and the purpose of protecting the reserved sleeve 5 is achieved. In other embodiments, the splayed arrangement of the two connecting rods 9 can also be such that the narrowed end faces away from the buffer block 8, the second elastic element 30 being provided as a compression spring. In a specific practical application, the buffer block 8 may be provided as a rubber member, and for facilitating hinging with the connecting rod 9, a hinge seat 81 may be provided on a side of the buffer block 8 close to the inner wall of the rubber protecting sleeve 2, as shown in fig. 4, the hinge seat 81 is connected with the connecting rod 9 through a hinge shaft 10. The second elastic member 30 may be provided in the form of a spring, but may be provided in the form of a leaf spring as long as the impact can be relieved by elastic deformation. In this embodiment, in order to facilitate the installation of the second elastic member 30 in the form of a spring, the spring seats 91 are fixedly connected to the connecting rods 9, the spring seats 91 on the two connecting rods 9 are opposite, and both ends of the second elastic member 30 are fixedly connected to the corresponding spring seats 91, respectively.
In the present description, the structures of the parts are described in a progressive manner, and the structure of each part is mainly described as a difference from the existing structure, and the whole and part structures of the reserved sleeve sealing device can be obtained by combining the structures of the parts.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A preformed sleeve sealing device, comprising:
at least two sealing gaskets are sequentially arranged along the circumferential direction of the reserved sleeve to form a sealing layer surrounding the reserved sleeve;
at least two supporting seats are sequentially arranged along the circumferential direction of the reserved sleeve to form a supporting cylinder surrounding the sealing layer;
the support seat is provided with an accommodating groove, a first elastic piece is arranged in the accommodating groove, and the first elastic piece abuts against the outer surface of the sealing gasket to apply acting force along the radial direction of the reserved sleeve.
2. The preformed sleeve sealing device of claim 1, wherein the receiving groove is located proximate an end of the support cylinder.
3. A preformed sleeve sealing device according to claim 2, wherein the outer surface of the holder is provided with lugs near the edges, said lugs being provided with mounting holes for mounting bolts.
4. A preformed sleeve sealing device according to claim 3, wherein the gaskets are provided in one-to-one correspondence with the holders.
5. The preformed sleeve sealing device of claim 4, wherein the first resilient members are equally spaced along a circumference of the preformed sleeve.
6. The preformed sleeve sealing device of any one of claims 1 to 5, further comprising a rubber boot mounted to a portion of the preformed sleeve extending beyond the support cylinder.
7. The pre-reserved sleeve sealing device of claim 6, further comprising a plurality of buffer mechanisms disposed between the rubber protective sleeve and the pre-reserved sleeve, the plurality of buffer mechanisms distributed along a circumference of the pre-reserved sleeve, the buffer mechanisms comprising:
the two support blocks are fixed on the inner wall of the rubber protective sleeve and distributed along the axial direction of the reserved sleeve, the support blocks are provided with sliding grooves parallel to the axial direction of the reserved sleeve, and the sliding grooves are provided with sliding blocks;
the buffer block is attached to the outer surface of the reserved sleeve;
the two connecting rods are in splayed arrangement, one end of each connecting rod is hinged with the sliding block, and the other end of each connecting rod is hinged with the buffer block;
and the two ends of the second elastic piece are respectively connected with the corresponding connecting rods.
8. A preformed sleeve sealing device according to claim 7, wherein the narrowed end of the splayed arrangement faces the buffer block and the second resilient member is an extension spring.
9. The preformed sleeve sealing device of claim 6, wherein the first resilient member is a compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321335953.4U CN220016375U (en) | 2023-05-29 | 2023-05-29 | Reserved sleeve sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321335953.4U CN220016375U (en) | 2023-05-29 | 2023-05-29 | Reserved sleeve sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220016375U true CN220016375U (en) | 2023-11-14 |
Family
ID=88682046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321335953.4U Active CN220016375U (en) | 2023-05-29 | 2023-05-29 | Reserved sleeve sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220016375U (en) |
-
2023
- 2023-05-29 CN CN202321335953.4U patent/CN220016375U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |