CN111306368A

CN111306368A - Waterproof component for pipeline passing through floor slab and installation method thereof

Info

Publication number: CN111306368A
Application number: CN202010235596.9A
Authority: CN
Inventors: 李长青; 李娜; 韩昶; 宫占龙; 宋歧富; 刘婷婷; 李丽娟; 郭佳斌; 赵晓彬
Original assignee: Heilongjiang Zhongke Engineering Management Consultation Co ltd
Current assignee: Heilongjiang Zhongke Engineering Management Consultation Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-06-19

Abstract

A waterproof member for a pipe passing through a floor and a method of installing the same. Gaps between the working pipes and the embedded sleeves in the building floor are filled with factice or other flexible materials, and gaps can be caused between the working pipes and the embedded sleeves after the working pipes and the embedded sleeves are used for a long time by utilizing the filling mode of the flexible materials, so that the waterproof performance is completely lost. The invention comprises an outer sleeve, a cap and a gasket, wherein the cap is arranged at the upper end of the outer sleeve, the inner side wall of the cap is detachably connected with the outer wall of the outer sleeve, a through hole matched with a working pipe is processed at the top of the cap, the gasket is arranged between the cap and the outer sleeve, the gasket is sleeved on the working pipe, and an inner hole of the gasket is tightly attached to the outer wall of the working pipe.

Description

Waterproof component for pipeline passing through floor slab and installation method thereof

Technical Field

The invention relates to a waterproof component and an installation method thereof, in particular to a waterproof component for a pipeline to pass through a floor slab and an installation method thereof.

Background

The construction method comprises the following steps that a plurality of vertical pipelines such as water supply pipelines, drainage pipelines and the like are arranged in a building and are called as working pipes, when the number of layers of the building exceeds two, the working pipes need to penetrate through a floor slab, the technical scheme adopted at present is that a sleeve is embedded in the concrete of the floor slab in a pouring mode to form a reserved hole, and after the working pipes penetrate through the holes and are in place, gaps between the working pipes and the embedded sleeve are filled with flexible materials such as ointment and the like. The scheme has the obvious defect that gaps can appear in the flexible materials filled in the gaps of the pipeline and the sleeve pipe along with the time or the vibration of the working pipe, so that the waterproof effect is lost, the case of water leakage between floors caused by the gaps is common, and the neighborhood contradiction is easily caused. In a word, the filling mode of utilizing the flexible object can lead to appearing the gap between working pipe and the buried sleeve after long-time the use, and the drawback that thoroughly loses waterproof performance has not been solved well all the time.

The invention content is as follows:

in order to solve the problems, the invention discloses a waterproof component for a pipeline to pass through a floor slab and an installation method thereof.

The technical scheme adopted by the invention is as follows:

the utility model provides a waterproof component for pipeline passes through floor, includes outer tube, block and packing ring, and the block setting is in outer sheathed tube upper end, and the inside wall of block can be dismantled with the outer wall of outer tube and be connected, and the top processing of block has the through-hole with work pipe matched with, and the packing ring setting is between block and outer tube, and the packing ring suit is on the work pipe, and the hole of packing ring pastes the tight setting mutually with the outer wall of work pipe.

As a preferable scheme: the outer diameter of the working pipe is smaller than the aperture of the through hole.

As a preferable scheme: the outer wall of the outer sleeve is integrally connected with a water stop ring.

As a preferable scheme: the gasket is an elastic gasket.

As a preferable scheme: the aperture of the inner hole of the gasket is smaller than the outer diameter of the working pipe.

As a preferable scheme: when the cap is connected with the outer sleeve, the upper end surface of the gasket is tightly attached to the inner wall of the top of the cap, and the upper end of the outer sleeve is tightly propped against the lower end surface of the gasket.

As a preferable scheme: the inner side wall of the cover cap is in threaded connection with the outer wall of the outer sleeve.

An installation method for a waterproof member for a pipeline crossing a floor slab according to the first embodiment, the installation method comprising:

the water stop ring is arranged at a position 1/3-1/2 away from the top of the outer sleeve, the water stop ring is sleeved on the outer sleeve, and the water stop ring and the outer sleeve are manufactured into a whole;

screwing the cap on the upper end of the outer sleeve, wherein the gasket is positioned between the cap and the outer sleeve;

fixing an outer sleeve with a water stop ring, a cap and a gasket on a concrete template, enabling the water stop ring to be located in an area enclosed by the concrete template, pouring concrete to form a floor slab, and ensuring that the lower edge of the cap is 1-5 cm away from the upper end face of the concrete of the floor slab;

and then, mounting the working pipe, screwing the cap off the outer sleeve, sequentially sleeving the gasket and the cap on the working pipe, ensuring that the cap is positioned above the gasket, enabling the inner hole of the gasket to be tightly attached to the outer wall of the working pipe, penetrating the working pipe into the outer sleeve, moving the cap downwards along the length direction of the working pipe when the lower end of the working pipe penetrates into the outer sleeve to a preset position required by design, and screwing the cap on the outer sleeve again until the upper end of the outer sleeve is tightly pressed against the lower end face of the gasket, thus stopping screwing.

The invention has the beneficial effects that:

the waterproof component is simple in structure, the outer sleeve, the cap, the working pipe and the gasket are matched with each other to form a waterproof structure which is reasonable in structure and easy to install and detach, the traditional waterproof treatment mode for filling gaps is changed, the gaps between the outer sleeve and the working pipe are matched with each other through the cap and the gasket to achieve a waterproof effect, the sealing effect is stable, and the gasket is convenient to replace even if the gasket is aged after long-term use.

The invention has low manufacturing cost, low processing difficulty, ingenious connection mode and stable waterproof effect, is particularly suitable for the structure of the building pipeline crossing the floor slab, and can play a role in stably preventing water for a long time.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic perspective view of the present invention in combination with a working tube;

FIG. 3 is a schematic sectional view of the front view structure of the present invention in a use state;

fig. 4 is a schematic perspective view of the present invention in use.

The labels in the figure are as follows:

1-outer sleeve; 2-capping; 3-a gasket; 4-a working pipe; 5-a through hole; 6-water stop ring; 7-floor.

The specific implementation mode is as follows:

in order that the objects, aspects and advantages of the invention will become more apparent, the invention will be described by way of example only, and in connection with the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The first embodiment is as follows: the embodiment is described with reference to fig. 1, fig. 2, fig. 3 and fig. 4, in the embodiment, the working tube 4 is inserted into the outer sleeve 1, the working tube 4 and the outer sleeve 1 are in clearance fit, the cap 2 is sleeved on the working tube 4, the open end of the cap 2 is arranged towards the outer sleeve 1, the inner side wall of the cap 2 is detachably connected with the outer wall of the outer sleeve 1, the gasket 3 is sleeved on the working tube 4 and is located in the cap 2, and the inner hole of the gasket 3 is tightly attached to the outer wall of the working tube 4.

The upper end face of the washer 3 in this embodiment abuts against the inner wall of the top portion of the cap 2.

The second embodiment is as follows: in the present embodiment, a through hole 5 for fitting the working tube 4 is formed in the top surface of the cap 2, and the outer diameter of the working tube 4 is smaller than the diameter of the through hole 5.

The third concrete implementation mode: the embodiment is further limited by the first or second embodiment, a water stop ring 6 is sleeved on the outer wall of the outer sleeve 1, and the water stop ring 6 is fixedly sleeved on the outer sleeve 1, preferably integrally formed.

The fourth concrete implementation mode: this embodiment is a further limitation of the first, second or third embodiment, and the gasket 3 is an elastic gasket. The gasket 3 is preferably a rubber gasket.

The fifth concrete implementation mode: this embodiment is a further limitation of embodiment one, two, three or four, the bore diameter of the inner bore of the washer 3 being smaller than the outer diameter of the working tube 4.

The sixth specific implementation mode: the present embodiment is further limited to the first, second, third, fourth or fifth embodiments, when the cap 2 is connected to the outer sleeve 1, the upper end surface of the gasket 3 abuts against the inner wall of the top of the cap 2, and the upper end of the outer sleeve 1 abuts against the lower end surface of the gasket 3.

The seventh embodiment: this embodiment is a further limitation of the first, second, third, fourth, fifth or sixth embodiment, the inner side wall of the cap 2 being in threaded connection with the outer wall of the outer sleeve 1. An internal thread is processed on the inner side wall of the cap 2, and an external thread is processed on the outer wall of the outer sleeve 1. In the embodiment, the height of the threaded part processed on the inner side wall of the cap 2 is at least 30mm, and the data can ensure that the cap 2 and the outer sleeve 1 are stably and reliably installed, so that the peripheral structure has favorable conditions for the stable and durable waterproof effect of the invention.

The specific implementation mode is eight: the present embodiment is described with reference to fig. 1, fig. 2, fig. 3, and fig. 4, and the installation method in the present embodiment includes the following steps:

the water stop ring 6 is arranged at a position 1/3-1/2 away from the top of the outer sleeve 1, the water stop ring 6 is sleeved on the outer sleeve 1, and the water stop ring and the outer sleeve are integrated;

screwing the cap 2 on the upper end of the outer sleeve 1, wherein the gasket 3 is positioned between the cap 2 and the outer sleeve 1;

fixing an outer sleeve 1 with a water stop ring 6, a cap 2 and a gasket 3 on a concrete template, enabling the water stop ring 6 to be located in an enclosed area of the concrete template, pouring concrete to form a floor slab 7, enabling the water stop ring 6 and the outer sleeve 1 to be fixedly connected in the floor slab 7, and simultaneously ensuring that the lower edge of the cap 2 is 1-5 cm away from the upper end face of the floor slab concrete;

and then, mounting the working pipe 4, unscrewing the cap 2 from the outer sleeve 1, sequentially sleeving the gasket 3 and the cap 2 on the working pipe 4 to ensure that the cap 2 is positioned above the gasket 3, wherein the inner hole of the gasket 3 is tightly attached to the outer wall of the working pipe 4 to form a waterproof sealing structure between the gasket 3 and the working pipe 4, penetrating the working pipe 4 into the outer sleeve 1, moving the cap 2 downwards along the length direction of the working pipe 4 when the lower end of the working pipe 4 penetrates into the outer sleeve 1 to a preset position required by design, and stopping screwing when the cap 2 is screwed on the outer sleeve 1 again until the upper end of the outer sleeve 1 is tightly pressed against the lower end face of the gasket 3 to form a waterproof sealing structure between the outer sleeve 1 and the gasket 3. The waterproof structure which is convenient to disassemble and sealed by plugging at multiple positions ensures that the whole waterproof performance of the invention is stable and durable.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A waterproof component for a pipeline passing through a floor slab is characterized in that: including outer tube (1), block (2) and packing ring (3), block (2) set up the upper end in outer tube (1), the inside wall of block (2) can be dismantled with the outer wall of outer tube (1) and be connected, the top processing of block (2) has through-hole (5) with work pipe (4) matched with, packing ring (3) set up between block (2) and outer tube (1), packing ring (3) suit is on work pipe (4), the hole of packing ring (3) pastes tightly the setting with the outer wall of work pipe (4) mutually.

2. A flashing member for a conduit traversing a floor according to claim 1, wherein: the outer diameter of the working pipe (4) is smaller than the aperture of the through hole (5).

3. A flashing member for a conduit traversing a floor according to claim 1, wherein: the outer wall of the outer sleeve (1) is integrally connected with a water stop ring (6).

4. A flashing member for a conduit traversing a floor according to claim 1, wherein: the gasket (3) is an elastic gasket.

5. A flashing member for a conduit traversing a floor according to claim 4, wherein: the aperture of the inner hole of the gasket (3) is smaller than the outer diameter of the working pipe (4).

6. A flashing member for a conduit traversing a floor according to claim 1, 4 or 5, wherein: when the cap (2) is connected with the outer sleeve (1), the upper end face of the gasket (3) is tightly attached to the inner wall of the top of the cap (2), and the upper end of the outer sleeve (1) is tightly propped against the lower end face of the gasket (3).

7. A flashing member for a conduit traversing a floor according to claim 1, wherein: the inner side wall of the cap (2) is in threaded connection with the outer wall of the outer sleeve (1).

8. A method of installing a waterproofing member for piping across a floor according to claim 1 wherein: the installation method comprises the following steps:

the water stop ring (6) is arranged at a position 1/3-1/2 away from the top of the outer sleeve (1), the water stop ring (6) is sleeved on the outer sleeve (1), and the water stop ring and the outer sleeve are integrated;

screwing the cap (2) on the upper end of the outer sleeve (1), wherein the gasket (3) is positioned between the cap (2) and the outer sleeve (1);

fixing an outer sleeve (1) with a water stop ring (6), a cover cap (2) and a gasket (3) on a concrete template, enabling the water stop ring (6) to be located in an enclosed area of the concrete template, pouring concrete to form a floor slab (7), and ensuring that the lower edge of the cover cap (2) is 1-5 cm away from the upper end face of the concrete of the floor slab;

and then, mounting the working pipe (4), unscrewing the cap (2) from the outer sleeve (1), sequentially sleeving the gasket (3) and the cap (2) on the working pipe (4) to ensure that the cap (2) is positioned above the gasket (3), enabling an inner hole of the gasket (3) to be tightly attached to the outer wall of the working pipe (4), penetrating the working pipe (4) into the outer sleeve (1), and moving the cap (2) downwards along the length direction of the working pipe (4) when the lower end of the working pipe (4) penetrates into the outer sleeve (1) to a preset position required by design, so that the cap (2) is screwed on the outer sleeve (1) again until the upper end of the outer sleeve (1) is tightly pressed against the lower end face of the gasket (3), and then stopping screwing.