CN209876194U - Drain pipe pre-embedding device - Google Patents
Drain pipe pre-embedding device Download PDFInfo
- Publication number
- CN209876194U CN209876194U CN201822241731.1U CN201822241731U CN209876194U CN 209876194 U CN209876194 U CN 209876194U CN 201822241731 U CN201822241731 U CN 201822241731U CN 209876194 U CN209876194 U CN 209876194U
- Authority
- CN
- China
- Prior art keywords
- drain pipe
- ring portion
- main pipe
- pipe body
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 230000002265 prevention Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000005429 filling process Methods 0.000 description 3
- 238000009415 formwork Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 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
- 238000000465 moulding Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Sink And Installation For Waste Water (AREA)
Abstract
The utility model relates to a drain pipe pre-buried device, drain pipe pre-buried device are responsible for the internal grafting chamber that runs through the main pipe body including being responsible for the body and increasing the sleeve pipe, and the grafting chamber is used for cup jointing with the drain pipe, is provided with spacing portion on the inner wall of the main pipe body. The heightening sleeve is sleeved in the main pipe body, one end of the heightening sleeve is limited by the limiting part, and the other end of the heightening sleeve extends out of the main pipe body. The main pipe body includes first ring portion and middle ring portion, and the internal diameter of middle ring portion is less than first ring portion and constitutes spacing portion, increases the sleeve pipe and cup joints the cooperation with first ring portion. The utility model discloses an increase the sleeve pipe after the pre-buried device installation of drain pipe can exceed decorate ground 20mm, and the connector between drain pipe and the pre-buried device of drain pipe is not in being responsible for internally, accords with national standard.
Description
Technical Field
The utility model belongs to the technical field of the building drainage and specifically relates to a drain pipe is pre-buried device.
Background
At present, a balcony single-riser drainage system in the field of building drainage adopts a traditional formwork hanging hole filling process and an embedded sleeve installation process with bell mouths at two ends.
The traditional hanging mould hole filling process is time-consuming and labor-consuming, the main body structure is not formed at one time, the joint of new and old concrete is easy to crack, and the engineering quality is difficult to guarantee.
Compared with the traditional formwork hanging and hole filling process, the pre-buried sleeve process has the advantages of time saving and labor saving, during construction, the bottom end of the existing pre-buried sleeve is installed on a formwork, then reinforcing steel bars are arranged around the pre-buried sleeve, then concrete is poured, after the concrete is formed, the top surface of the pre-buried sleeve is flush with the top surface of the concrete, the sleeve is not in accordance with the national standard GB50242-2002 (acceptance standard for construction quality of building water supply and drainage and heating engineering) (section 3.3.13) of the people's republic of China and installed in a floor slab, and the top of the sleeve is 20mm higher than the decorative ground; the interface of the conduit must not be located within the sleeve. "is required.
SUMMERY OF THE UTILITY MODEL
The utility model solves the technical problem of providing a drain pipe pre-embedding device which can accord with the national standard after being installed.
The technical scheme of the utility model as follows:
a drain pipe embedding device comprises:
the water pipe joint device comprises a main pipe body, a joint pipe and a joint pipe, wherein an inserting cavity penetrating through the main pipe body is formed in the main pipe body, the inserting cavity is used for being sleeved with a water discharging pipe, and a limiting part is arranged on the inner wall of the main pipe body;
the heightening sleeve is sleeved in the main pipe body, one end of the heightening sleeve is limited by the limiting part, and the other end of the heightening sleeve extends out of the main pipe body.
Preferably, in the above drain pipe pre-embedding device, the main pipe body includes a first ring portion and a middle ring portion, an inner diameter of the middle ring portion is smaller than that of the first ring portion to form the limiting portion, and the heightening sleeve is in sleeve fit with the first ring portion.
Preferably, in the above drain pipe embedding apparatus, the main pipe body further includes a second ring portion, an inner diameter of the first ring portion is larger than an inner diameter of the second ring portion, an inner cavity of the first ring portion, an inner cavity of the middle ring portion and an inner cavity of the second ring portion form a plugging cavity together, and an inner wall of the second ring portion is used for being attached to an outer surface of the drain pipe.
Preferably, in the drain pipe embedding apparatus described above, a height of the second ring portion is smaller than a height of the first ring portion, and a height of the second ring portion is smaller than a height of the intermediate ring portion.
Preferably, in the drain pipe pre-embedding device, the intermediate ring portion includes a first intermediate connection end and a second intermediate connection end, the first intermediate connection end is connected with the first ring portion, the second intermediate connection end is connected with the second ring portion, and an inner diameter of the intermediate ring portion gradually decreases in a direction from the first intermediate connection end to the second intermediate connection end.
Preferably, in the drain pipe embedding device, an included angle between the inner surface of the middle ring part and the axial lead of the main pipe body is equal to or smaller than 30 degrees.
Preferably, in the drain pipe embedding device, a water stopping groove is arranged on the outer surface of the main pipe body, and the water stopping groove is communicated with the insertion cavity.
Preferably, in the drain pipe pre-embedding device, one end of the first ring portion connected to the middle ring portion is a first connection end, and the water stop groove is disposed on an outer surface of the first connection end.
Preferably, in the drain pipe embedding device, the main pipe body is an integrally formed part.
The utility model discloses a drain pipe is pre-buried device's advantage lies in: the drain pipe pre-buried device is including being responsible for the body and increasing two sub-assemblies of sleeve pipe, it cup joints to increase sleeve pipe detachably be responsible for internally, be responsible for the body pre-buried after, will increase the sleeve pipe cup joint be responsible for internally, stretch out owing to increasing the sheathed tube other end be responsible for outside the body to make whole drain pipe pre-buried device can exceed decorate ground 20mm, the drain pipe with grafting chamber cup joints the cooperation, the connector between drain pipe and the drain pipe pre-buried device is not being responsible for internally, promptly the utility model discloses a drain pipe pre-buried device can accord with national standard after the installation.
Drawings
Fig. 1 is a sectional view of a main pipe body according to an embodiment of the present invention;
fig. 2 is a top view of the main tube body according to the embodiment of the present invention;
fig. 3 is a cross-sectional view of a drain pipe pre-embedding device according to an embodiment of the present invention;
fig. 4 is a mounting structure diagram of the drain pipe according to the embodiment of the present invention.
The component names and designations in the drawings are as follows: the water-proof and fire-proof water-proof device comprises a first ring part 10, a water-proof part 20, a water-proof groove 22, an intermediate ring part 30, a second ring part 40, a binding surface 42, a sealing ring 44, a mounting part 50, a mounting hole 52, a heightening sleeve 60, an inserting cavity 70, a water-proof and fire-proof material 80 and a drainage pipe 90.
Detailed Description
In the description of the present invention, it is to be understood that the terms "vertical", "horizontal", "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.
Examples
As shown in fig. 1 to 3, the drain pipe embedding device disclosed in this embodiment includes a main pipe body and a heightening sleeve 60, wherein the main pipe body has a plug cavity 70 penetrating through the main pipe body, and the plug cavity 70 is used for being sleeved with a drain pipe 90. The inner wall of the main pipe body is provided with a limiting part. The heightening sleeve 60 is sleeved in the main pipe body, one end of the heightening sleeve 60 is limited by the limiting part, and the other end extends out of the main pipe body.
During the construction, install drain pipe pre-buried device's bottom earlier on the template, then arrange the reinforcing bar around drain pipe pre-buried device, then pour the concrete, after the concrete shaping, the top surface of drain pipe pre-buried device flushes with the concrete top surface, will increase sleeve pipe 60 at last and cup joint into grafting chamber 70 downwards, increase sleeve pipe 60 and exceed and decorate ground 20 mm.
The drain pipe embedding device disclosed by the embodiment has the advantages that: the drain pipe pre-buried device includes and is responsible for the body and increases sleeve pipe 60, it cup joints at being responsible for internally to increase sleeve pipe 60 detachably, it is pre-buried after being responsible for the body, it cup joints at being responsible for internally to increase sleeve pipe 60, because the other end that increases sleeve pipe 60 stretches out outside being responsible for the body, thereby make whole drain pipe pre-buried device can exceed and decorate ground 20mm, drain pipe 90 cup joints the cooperation with grafting chamber 70, the connector between drain pipe 90 and the drain pipe pre-buried device is not responsible for internally, can accord with the national standard after the drain pipe pre-buried device installation of this. The drain pipe 90 is in sleeve joint with the inserting cavity 70, and compared with the existing drain pipe 90 and embedded pipe connected through a connecting piece, the drain pipe embedded device disclosed by the embodiment simplifies the installation process of the drain pipe 90.
The limiting portion may be a projection provided on the inner wall of the main tube body, and when the heightening sleeve 60 is inserted into the main tube body from the top down, the lower end of the heightening sleeve 60 is limited by the projection or the protruding ring, so that the heightening sleeve 60 cannot move downward, and the position of the heightening sleeve 60 in the main tube body is fixed. Preferably, the main pipe body of this embodiment includes first ring portion 10 and middle ring portion 30, and the internal diameter of middle ring portion 30 is less than first ring portion 10 and constitutes spacing portion, and heightened sleeve 60 and first ring portion 10 cup joint the cooperation. Further, the outer surface of the heightening sleeve 60 is attached to the inner wall of the first ring part 10, so that the heightening sleeve 60 cannot shake in the inner cavity of the first ring part 10. Because the internal diameter of middle ring portion 30 is less than first ring portion 10 to make and increase sleeve pipe 60 can be spacing by middle ring portion 30, thereby the internal diameter that sets up middle ring portion 30 is less than first ring portion 10 and constitutes spacing portion, spacing portion simple structure, easy manufacturing.
The socket cavity 70 is used for being sleeved with the drain pipe 90, and the inner wall of the main pipe body and the outer surface of the drain pipe 90 can be arranged in a whole clearance, preferably, in order to improve the fireproof effect, a seal is formed between the inner wall of the main pipe body and the outer surface of the drain pipe 90, and in order to install the drain pipe 90, most of the inner wall of the main pipe body and the outer surface of the drain pipe 90 are in clearance fit and partially form a seal. Preferably, the main pipe body further comprises a second ring part 40, the inner diameter of the first ring part 10 is larger than that of the second ring part 40, the inner cavity of the first ring part 10, the inner cavity of the middle ring part 30 and the inner cavity of the second ring part 40 together form a plugging cavity 70, and the inner wall of the second ring part 40 is used for being attached to the outer surface of the drain pipe 90. Set up second ring portion 40, the inner wall of second ring portion 40 is binding face 42, binding face 42 be used for with the surface laminating of drain pipe 90 to after drain pipe 90 passed grafting chamber 70, drain pipe 90 can not rock in grafting chamber 70. In addition, since the inner wall of the second ring portion 40 is in contact with the outer surface of the drain pipe 90, that is, the inner wall of the second ring portion 40 is in a sealed state with the outer surface of the drain pipe 90, a seal ring 44 may be provided between the contact surface 42 and the outer surface of the drain pipe 90 in order to further improve the sealing effect. After the drain pipe 90 is installed to the drain pipe embedding device, when a fire breaks out on the floor below, the fire cannot enter the floor above the drain pipe 90 from between the drain pipe embedding device and the drain pipe 90 or when a fire breaks out on the floor above the fire, the fire cannot enter the floor below the drain pipe embedding device and the drain pipe 90 from therebetween, so that a fire-proof effect is achieved.
Preferably, the height of the second ring part 40 is less than the height of the first ring part 10 and the middle ring part 30, so that the area of the partial seal between the inner wall of the main pipe body and the outer surface of the drain pipe 90 is small, and the drain pipe is convenient to install. After the drain pipe passed grafting chamber 70, can form the clearance between the inner wall of drain pipe and first ring portion 10 and the inner wall of middle ring portion 30, can be used for filling waterproof material in this clearance, even the inner wall of second ring portion 40 and the surface laminating of drain pipe 90, can not guarantee completely that water can not leak the lower floor's house from between the binding face of second ring portion 40 and drain pipe 90, consequently, in order to prevent to leak, pack waterproof material in this clearance, this waterproof material can effectively prevent that subaerial water from leaking the lower floor from between the inner wall of the main pipe body and the surface of drain pipe 90. Can be used for filling fire-proof material in this clearance, be in encapsulated situation between the inner wall of second ring portion 40 and drain pipe 90's the surface, after drain pipe 90 installed the drain pipe pre-buried device, when the floor of below conflagration breaks out, the floor that gets into the top between drain pipe pre-buried device and the drain pipe 90 can not be followed to fire. On the basis, in order to further improve the fireproof effect, the gap is filled with fireproof materials. Preferably, in order to further improve the effects of water leakage prevention and fire prevention at the same time, the gap is filled with a waterproof and fireproof material which can prevent water on the floor of the upper floor from leaking to the lower floor and can also prevent fire from entering the lower floor from the upper floor or from entering the upper floor from the lower floor.
The inner diameter of the intermediate ring part 30 is smaller than that of the first ring part 10 to form a limiting part, the inner surface of the intermediate ring part 30 may be a cylindrical surface having a diameter smaller than that of the first ring part 10, and a limiting step surface is formed between the first ring part 10 and the intermediate ring part 30 and can limit the lower end of the heightening sleeve 60. Preferably, the intermediate ring part 30 includes a first intermediate connection end connected with the first ring part 10 and a second intermediate connection end connected with the second ring part 40, and the inner diameter of the intermediate ring part 30 is gradually reduced in a direction from the first intermediate connection end to the second intermediate connection end. The structure of middle ring portion 30 has increased the application range of the pre-buried device of drain pipe, and under some occasions, the upper and lower end of the pre-buried device of drain pipe is the connecting drainage pipe respectively, and rivers can get into the inner chamber of the pre-buried device of drain pipe from the drain pipe of top, then reach the drain pipe of below, this moment, because middle ring portion 30 internal diameter reduces gradually in the direction of first intermediate junction to second intermediate junction. Therefore, foreign matters in water can not be blocked in the inner cavity of the drain pipe pre-embedding device, and smooth water flow in the inner cavity of the drain pipe pre-embedding device is guaranteed. The included angle between the inner surface of the middle ring part 30 and the horizontal plane is an included angle a, preferably, the included angle b between the inner surface of the middle ring part 30 and the axial lead of the main pipe body, the sum of the included angle a and the included angle b is 90 degrees, and the included angle b is equal to or less than 30 degrees. The slope of the inner surface of the middle ring part 30 is large, so that the condition that water flow entering the inner cavity of the drain pipe embedding device is blocked can be further prevented.
In order to prevent a gap between the main pipe and the concrete and water leakage at the gap, it is preferable that a water stop portion 20 is provided on an outer surface of the main pipe, the water stop portion 20 and the outer surface of the main pipe enclose a water stop groove 22, and a portion of the main pipe opposite to the water stop portion 20 is provided with a small hole so that the water stop groove 22 communicates with the insertion cavity 70. After a gap is formed between the main pipe body and the concrete, water in the gap can enter the water stop groove 22 and then enter the splicing cavity 70, and waterproof materials are filled between the inner wall of the second ring part 40 and the outer surface of the drain pipe 90 in a sealing state and between the drain pipe and the inner wall of the first ring part 10 and the inner wall of the middle ring part 30, so that the water entering the splicing cavity 70 cannot leak to the floor below.
The main pipe body is an integrated part and is convenient to manufacture. The existing embedded pipe formed by connecting multiple parts is easy to break at the joint, and the main pipe body of the embodiment is not easy to break.
Preferably, the end of the first ring part 10 connected to the intermediate ring part 30 is a first connection end, and the water stopping groove 22 is disposed on the outer surface of the first connection end. The first ring 10 is a circular ring and the water stop groove 22 is provided on the first ring 10 to facilitate molding relative to the intermediate ring 30. The water stopping groove 22 is provided on the outer surface of the bottom end of the first ring portion 10, and can receive more water flowing down from the gap between the main pipe body and the concrete, i.e. has better function of preventing water leakage.
The main tube further comprises a mounting portion 50, and a mounting hole 52 is formed in the mounting portion 50. The middle ring part 30 is connected to the upper end of second ring part 40, and the installation department 50 is connected to the lower extreme, and the quantity of installation department 50 has 4, and 4 installation departments 50 are evenly distributed along the circumferencial direction. Each mounting portion 50 defines two mounting holes 52. When the main pipe body is embedded, the main pipe body needs to be installed on the template through the installation part 50, and the main pipe body is convenient to embed.
The main pipe body of the embodiment comprises a first ring part 10, a water stopping part 20, an intermediate ring part 30, a second ring part 40 and a mounting part 50, and the main pipe body is integrally formed, namely the first ring part 10, the water stopping part 20, the intermediate ring part 30, the second ring part 40 and the mounting part 50 are integrally formed.
After the drainage pipe 90 passes through the plugging cavity 70, a gap between the inner wall of the heightening sleeve 60 and the outer surface of the drainage pipe 90 and a gap between the middle ring part 30 and the outer surface of the drainage pipe 90 jointly form a filling cavity, and a waterproof material or a fireproof material or a waterproof fireproof material 80 is filled in the filling cavity, so that the effects of water leakage prevention or fire prevention or both water leakage prevention and fire prevention are improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and those skilled in the art can make many variations and modifications of the technical solution of the present invention without departing from the scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a drain pipe pre-buried device which characterized in that includes:
the main pipe body is internally provided with an inserting cavity (70) penetrating through the main pipe body, the inserting cavity (70) is used for being sleeved with a drain pipe (90), and the inner wall of the main pipe body is provided with a limiting part;
the heightening sleeve (60) is sleeved in the main pipe body, one end of the heightening sleeve (60) is limited by the limiting part, and the other end of the heightening sleeve (60) extends out of the main pipe body.
2. The drain pipe embedding device according to claim 1, wherein the main pipe body comprises a first ring part (10) and a middle ring part (30), the inner diameter of the middle ring part (30) is smaller than that of the first ring part (10) to form the limiting part, and the heightening sleeve (60) is in sleeve fit with the first ring part (10).
3. The drain pipe embedding device according to claim 2, wherein the main pipe body further comprises a second ring portion (40), the inner diameter of the first ring portion (10) is larger than that of the second ring portion (40), the inner cavity of the first ring portion (10), the inner cavity of the middle ring portion (30) and the inner cavity of the second ring portion (40) form an insertion cavity (70) together, and the inner wall of the second ring portion (40) is used for being attached to the outer surface of the drain pipe (90).
4. The drain pipe pre-burying device according to claim 3, wherein the height of said second ring portion (40) is less than the height of said first ring portion (10) and the height of said second ring portion (40) is less than the height of said intermediate ring portion (30).
5. The drain pipe embedding device according to claim 3, wherein the middle ring part (30) comprises a first middle connection end and a second middle connection end, the first middle connection end is connected with the first ring part (10), the second middle connection end is connected with the second ring part (40), and the inner diameter of the middle ring part (30) is gradually reduced in the direction from the first middle connection end to the second middle connection end.
6. The drain pipe embedding device according to claim 5, wherein an included angle between the inner surface of the middle ring part (30) and the axial line of the main pipe body is equal to or less than 30 degrees.
7. The drain pipe embedding device according to claim 2, wherein a water stopping groove (22) is arranged on the outer surface of the main pipe body, and the water stopping groove (22) is communicated with the inserting cavity (70).
8. The drain pipe embedding device according to claim 7, wherein one end of the first ring part (10) connected with the middle ring part (30) is a first connecting end, and the water stopping groove (22) is arranged on the outer surface of the first connecting end.
9. The drain pipe embedding device according to any one of claims 1 to 7, wherein the main pipe body is an integrally formed part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822241731.1U CN209876194U (en) | 2018-12-28 | 2018-12-28 | Drain pipe pre-embedding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822241731.1U CN209876194U (en) | 2018-12-28 | 2018-12-28 | Drain pipe pre-embedding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209876194U true CN209876194U (en) | 2019-12-31 |
Family
ID=68950077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822241731.1U Expired - Fee Related CN209876194U (en) | 2018-12-28 | 2018-12-28 | Drain pipe pre-embedding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209876194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681703A (en) * | 2018-12-28 | 2019-04-26 | 湖南大禹止水建筑材料有限公司 | Drainpipe pre-buried device and drainpipe mounting process |
-
2018
- 2018-12-28 CN CN201822241731.1U patent/CN209876194U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681703A (en) * | 2018-12-28 | 2019-04-26 | 湖南大禹止水建筑材料有限公司 | Drainpipe pre-buried device and drainpipe mounting process |
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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 |
Granted publication date: 20191231 |