CN221004109U - Rear-mounted sealed via hole device - Google Patents
Rear-mounted sealed via hole device Download PDFInfo
- Publication number
- CN221004109U CN221004109U CN202322673089.5U CN202322673089U CN221004109U CN 221004109 U CN221004109 U CN 221004109U CN 202322673089 U CN202322673089 U CN 202322673089U CN 221004109 U CN221004109 U CN 221004109U
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- China
- Prior art keywords
- water stop
- hole
- conical surface
- gasket
- stop ring
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims abstract description 12
- 230000013011 mating Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 10
- 238000004080 punching Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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- Gasket Seals (AREA)
Abstract
The utility model provides a rear-mounted sealing via hole device, wherein a pipe fitting is provided with a stop structure corresponding to one side of a hole through which the pipe fitting passes, an external thread is arranged corresponding to the other side of the hole through which the pipe fitting passes, a nut and a gasket thereof are connected with the external thread, the via hole device further comprises a hole wall water stop ring, the hole wall water stop rings are respectively arranged corresponding to one side and the other side of the hole through which the pipe fitting passes, the stop structure and the gasket are respectively provided with a conical surface capable of extruding the water stop ring positioned at the side hole wall, and the hole wall water stop ring comprises an outer water stop ring surface and a water stop ring conical surface matched with the conical surface, so that the extrusion is converted into pressure to the hole wall direction of the hole through which the pipe fitting passes. According to the utility model, before the engineering is finished, non-embedded installation can be performed after punching is performed according to actual points, the installation operation can be performed on one side of the floor slab or the wall body, the sealing between the pipe body and the floor slab or the wall body is reliable, and the problem of extremely high water leakage probability caused by temporary installation in the past is avoided.
Description
Technical Field
The utility model relates to a sealing via hole device penetrating through a wall or a floor slab.
Background
At present, a built-in steel water-stop pipe fitting and a PVC water-stop pipe fitting are basically adopted for a building drain pipe, the built-in steel water-stop pipe fitting comprises a pipe fitting penetrating through a wall or a floor slab, two ends of the pipe fitting are provided with connectors, and the middle part of the pipe fitting is provided with a protruding structure buried in wall or floor slab concrete. The layout and the drainage point positions of the embedded pipe fitting and the later decoration are not matched in the actual construction process, so that the embedded pipe fitting and the later decoration can be abandoned and are required to be perforated again for installation, the embedded steel water stop pipe fitting and the PVC water stop pipe fitting are arranged temporarily by adopting the later repair, and the water leakage probability between the wall body or the floor slab and the pipe fitting is very high.
Disclosure of utility model
The utility model aims to provide a rear-mounted sealing via hole device which does not need to be buried and arranged, can be subjected to non-buried installation after punching according to actual point positions before engineering is finished, and is convenient to install and reliable in sealing. For this purpose, the utility model adopts the following technical scheme:
The rear-mounted sealing via hole device comprises a pipe fitting and is characterized in that a stop structure is arranged on one side of a hole through which the pipe fitting corresponds, an external thread is arranged on the other side of the hole through which the pipe fitting corresponds, a nut and a gasket thereof are connected with the external thread, the via hole device further comprises a hole wall water stop ring, the hole wall water stop rings are respectively arranged on one side and the other side of the hole through which the pipe fitting corresponds, conical surfaces capable of being extruded and positioned on the water stop rings of the side holes respectively are arranged on the stop structure and the gasket, and the hole wall water stop ring comprises an outer water stop ring surface and a water stop ring conical surface matched with the conical surfaces, so that the extrusion is converted into pressure on the hole wall direction of the hole through which the pipe is penetrated;
the via hole device is also provided with a water stop gasket corresponding to the water stop gasket of one side orifice and the water stop gasket of the sealing gasket of the other side orifice of the penetrated hole.
On the basis of adopting the technical scheme, the utility model can also adopt the following further technical schemes or use the further technical schemes in combination:
The water stop gasket and the hole wall water stop gasket are of split structures, the water stop gasket is also provided with a conical surface, the hole wall water stop gasket is further provided with a conical surface extending part matched with the conical surface of the water stop gasket at the outer side of the conical surface of the water stop gasket, and when the nut is screwed on the external thread, the conical surface of the water stop gasket is in tight press fit with the conical surface extending part.
The axial section of the hole wall water stop ring is of an isosceles trapezoid structure and comprises an outer water stop ring surface positioned at the bottom edge of a trapezoid, a conical surface for receiving extrusion force and an inner pipe fitting supporting ring surface positioned at the top edge of the trapezoid.
And the outer water-stopping ring surface is provided with a plurality of annular grooves along the axial direction.
The stop structure comprises a pressing part matched with the water stop washer and a part provided with a conical surface of the water stop ring of the extrusion hole wall, and the part provided with the conical surface of the water stop ring of the extrusion hole wall correspondingly stretches into the penetrated hole.
The stop structure and the pipe fitting are of an integrated structure.
The longitudinal section of the gasket is L-shaped, one side of the L-shape is correspondingly arranged at the orifice of the hole, the other side of the L-shape correspondingly stretches into the hole of the hole, and the pressing part matched with the water stop gasket and the conical surface for extruding the water stop ring on the wall of the extrusion hole are respectively arranged at two ends of the L-shape.
The two ends of the pipe fitting are provided with connectors, the sizes of the connectors at the two ends are standard sizes of the pipeline connectors, one end of the pipe fitting is an inner connector, and the other end of the pipe fitting is an outer connector.
The outer diameter of the pipe is smaller than the diameter of the hole, and the sum of the outer diameter of the pipe and 2 times of the wall thickness of the hole wall rubber water stop ring in a free state is larger than the diameter of the hole.
The utility model belongs to a pipe component, and can be widely applied to indoor floors, walls and the like of buildings. According to the utility model, before the engineering is finished, non-embedded installation can be performed after punching is performed according to actual points, the installation operation can be performed on one side of the floor slab or the wall body, the sealing between the pipe body and the floor slab or the wall body is reliable, and the problem of extremely high water leakage probability caused by temporary installation in the past is avoided.
Drawings
Fig. 1 is a cross-sectional view of an embodiment of the present utility model in an installed state.
Fig. 2 is a schematic diagram of an embodiment of the present utility model in an installed state.
Fig. 3 is a front view of a water stop gasket according to an embodiment of the present utility model.
Fig. 4 is a front view of a water stop ring for a hole wall according to an embodiment of the present utility model.
Fig. 5 is a front view of a pipe gasket according to an embodiment of the present utility model.
Fig. 6 is a front view of a tube according to an embodiment of the present utility model.
Fig. 7 is a front view of an embodiment of the present utility model in an assembled state.
Detailed Description
Reference is made to the accompanying drawings. The utility model provides a rear-mounted sealing via hole device, which comprises a pipe fitting 1, wherein the pipe fitting 1 is a rear-mounted pipe fitting, is not buried in a floor slab or a wall in advance, but is placed in the floor slab or the wall after being perforated 101, the diameter of the pipe fitting is smaller than that of the hole 101, a gap exists between the pipe fitting 1 and the wall of the hole, and the length of the pipe fitting 1 is larger than the thickness of the wall or the floor slab 100. A stop structure 11 is arranged on one side of the pipe fitting 1 corresponding to the through hole 101, the outer diameter of the stop structure 11 is larger than the diameter of the hole 101, an external thread 12, a nut 2 connected with the external thread 12 and a gasket 3 thereof are arranged on the other side of the pipe fitting 1 corresponding to the through hole 101, the through hole device further comprises a hole wall water stop ring 4, the hole wall water stop rings 4 are respectively arranged on one side and the other side of the through hole 101, the stop structure 11 and the gasket 3 are respectively provided with conical surfaces 110 and 30 capable of extruding the water stop ring 4 positioned at the respective side hole wall water stop ring, the hole wall water stop ring 4 comprises an outer water stop ring surface 41 and a water stop ring conical surface 42 matched with the conical surfaces 110 and 30, so that the extrusion is converted into pressure on the hole wall direction of the through hole 101; wherein the hole wall water stop ring 4 is placed in the hole 101, and the annular outer water stop ring surface 41 is abutted against the hole wall of the hole 101. The outer diameter of the pipe member 1 is smaller than the diameter of the hole 101 therethrough, and the sum of the outer diameter of the pipe member 1 and 2 times the wall thickness of the hole wall water stop ring 4 in the free state is larger than the diameter of the hole 101 therethrough.
The via device is further provided with a water stop gasket 51 corresponding to the one side aperture and a water stop gasket 52 corresponding to the other side aperture of the hole 101.
The utility model has the advantages of durability, improved efficacy, one-time survival, no waiting, high and low temperature resistance, weather resistance, flame retardance, difficult deformation and strong plasticity, and the device is arranged at the opening of the cast-in-situ floor slab 100, so that the water leakage caused by gaps between the pipe fitting and the floor slab after the rear pipe fitting is arranged can be prevented. During installation, after accurate location is lofted according to the building practice, place between the hole again, the lower port passes through nut 2 locking, can dock water pipe and pipe fitting 1 from top to bottom respectively according to actual need after the installation of via hole device is accomplished, can reach once survival simultaneously.
The water stop washers 51 and 52 and the hole wall water stop ring 4 are of split structures, the water stop washers 51 and 52 are also provided with conical surfaces 50, the hole wall water stop ring 4 is further provided with conical surface extending parts 43 matched with the conical surfaces 50 of the water stop washers outside the conical surfaces 42 of the water stop rings, when the nut 2 is screwed on the external thread 12, the conical surfaces 50 of the water stop washers are tightly squeezed and matched with the conical surface extending parts 43, the stability of the hole wall water stop ring 4 is improved, the squeezing force can be converted into pressure to the direction of the hole wall of the through hole 101, and the sealing performance is improved. The conical surface extension 43 and the water stop ring conical surface 42 are preferably front and rear sections of the same conical surface.
The axial section of the hole wall water stop ring 4 is of an isosceles trapezoid structure, and comprises an outer water stop ring surface 41 positioned at the bottom edge of the trapezoid, conical surfaces 42 and 43 for receiving extrusion force and an inner pipe fitting supporting ring surface 44 positioned at the top edge of the trapezoid. Thus, the hole wall water stop ring 4 can be commonly used for both sides of the hole 101. Further, the outer water-stop annular surface 41 is provided with one or more annular grooves 45 along the axial direction, so that the outer water-stop annular surface 41 has better deformability and forms redundant water stop through the cooperation of the grooves and the sealing surfaces.
The stop structure 11 and the pipe fitting 1 may be an integral structure, be an accessory structure on the pipe fitting 1, or be a split component and be connected with the pipe fitting 1, the stop structure 11 includes a pressing part 111 matched with the water stop washer 51 and a part 112 provided with a conical surface 110 of the water stop ring of the extrusion hole wall, and the part 112 provided with the conical surface 110 of the water stop ring of the extrusion hole wall extends into the hole 101 penetrated.
The longitudinal section of the gasket 3 is L-shaped, one side 31 of the L-shape is correspondingly arranged at the orifice of the hole 101, the other side 32 of the L-shape correspondingly stretches into the hole of the hole 101, and the pressing part 31 of the gasket 3 matched with the water stop gasket and the conical surface 30 of the water stop ring of the extruded hole wall are respectively arranged at two ends of the L-shape.
The via hole device can be used as a connecting pipe assembly penetrating through a wall or a floor slab, two ends of the pipe fitting 1 are provided with the interfaces 13 and 14, the sizes of the interface 13 and the interface 14 are standard sizes of pipeline interfaces, one of the interface 13 and the interface 14 is an inner interface, the other end is an outer interface, and the interfaces and the pipeline 200 can be connected through opposite insertion bonding. The utility model can also be used as a wall through hole with neat appearance, for a cable to pass through, and for protecting the opening on the wall or the floor slab from water leakage at the joint, at the moment, the interfaces 13 and 14 are not needed, and only the size of the pipe fitting 1 is needed to be matched with the thickness of the wall or the floor slab through which the pipe fitting passes.
The water stop ring 4 and the water stop washers 51 and 52 of each hole wall can be made of rubber.
The above embodiments are merely examples of the present utility model, but the present utility model is not limited thereto, and any changes or modifications made by those skilled in the art are included in the scope of the present utility model.
Claims (9)
1. The rear-mounted sealing via hole device comprises a pipe fitting and is characterized in that a stop structure is arranged on one side of a hole through which the pipe fitting corresponds, an external thread is arranged on the other side of the hole through which the pipe fitting corresponds, a nut and a gasket thereof are connected with the external thread, the via hole device further comprises a hole wall water stop ring, the hole wall water stop rings are respectively arranged on one side and the other side of the hole through which the pipe fitting corresponds, conical surfaces capable of being extruded and positioned on the water stop rings of the side holes respectively are arranged on the stop structure and the gasket, and the hole wall water stop ring comprises an outer water stop ring surface and a water stop ring conical surface matched with the conical surfaces, so that the extrusion is converted into pressure on the hole wall direction of the hole through which the pipe is penetrated;
the via hole device is also provided with a water stop gasket corresponding to the water stop gasket of one side orifice and the water stop gasket of the sealing gasket of the other side orifice of the penetrated hole.
2. The post-sealing via device of claim 1, wherein the water stop washer and the water stop washer are of a split structure, the water stop washer is also provided with a conical surface, the water stop washer on the wall of the hole is further provided with a conical surface extension part matched with the conical surface of the water stop washer on the outer side of the conical surface of the water stop washer, and the conical surface of the water stop washer is in press fit with the conical surface extension part when the nut is screwed on the external thread.
3. The post-sealing via device of claim 1, wherein the axial cross-section of the bore wall water stop ring is of isosceles trapezoid configuration, comprising the outer water stop ring surface at the bottom side of the trapezoid, a conical surface for receiving the extrusion force, and an inner tube support ring surface at the top side of the trapezoid.
4. A post-sealing via device as in claim 1 wherein the outer water stop annulus is axially provided with a plurality of annular grooves.
5. The post-sealing via device of claim 1, wherein the stop structure comprises a pressing portion for mating with the water stop gasket and a portion for providing a conical surface for pressing the water stop ring of the hole wall, the portion for providing the conical surface for pressing the water stop ring of the hole wall corresponding to the hole through which the water stop ring of the hole wall passes.
6. A post sealed via apparatus as in claim 1, wherein the stop structure is integral with the tube.
7. The device for sealing a via in a rear-mounted manner as claimed in claim 1, wherein the longitudinal section of the gasket is L-shaped, one side of the L-shape is correspondingly disposed at the opening of the hole, the other side of the L-shape is correspondingly inserted into the hole of the hole, and the pressing portion for engaging with the water stop gasket and the conical surface for pressing the water stop ring of the hole wall are disposed at both ends of the L-shape, respectively.
8. The post sealed via apparatus of claim 1, wherein the pipe is provided with an interface at both ends, the interface at both ends being of standard size for the pipe interface, and one end being an inner interface and the other end being an outer interface.
9. The post sealed via of claim 1, wherein the tube has an outer diameter less than the diameter of the hole therethrough and a sum of the outer diameter of the tube and 2 times the wall thickness of the hole wall rubber water stop ring in the free state is greater than the diameter of the hole therethrough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322673089.5U CN221004109U (en) | 2023-09-28 | 2023-09-28 | Rear-mounted sealed via hole device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322673089.5U CN221004109U (en) | 2023-09-28 | 2023-09-28 | Rear-mounted sealed via hole device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221004109U true CN221004109U (en) | 2024-05-24 |
Family
ID=91118171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322673089.5U Active CN221004109U (en) | 2023-09-28 | 2023-09-28 | Rear-mounted sealed via hole device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221004109U (en) |
-
2023
- 2023-09-28 CN CN202322673089.5U patent/CN221004109U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |