CN214946963U - Pre-buried pipe joint - Google Patents
Pre-buried pipe joint Download PDFInfo
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- CN214946963U CN214946963U CN202120264633.9U CN202120264633U CN214946963U CN 214946963 U CN214946963 U CN 214946963U CN 202120264633 U CN202120264633 U CN 202120264633U CN 214946963 U CN214946963 U CN 214946963U
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- pipe joint
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Abstract
The utility model discloses a pre-buried coupling, this pre-buried coupling includes the base, the base includes the upper sleeve portion, it is equipped with first tuningout part to correspond in the upper sleeve portion, be equipped with the first eccentric chamber of columniform in the first tuningout part, it is equipped with the second tuningout part to correspond in the first eccentric chamber, be equipped with the eccentric chamber of columniform second in the second tuningout part, thereby make this pre-buried coupling can carry out twice tuningout, the tuningout scope is bigger, be suitable for the tuningout under the skew condition of more drainage pipe and handle, make drainage pipe's construction more convenient. The inner wall surface of the upper sleeve part is uniformly provided with a plurality of vertical bulges along the circumferential direction, the outer wall surface of the first deviation adjusting part is correspondingly provided with a plurality of groups of vertical groove groups, each group of groove groups comprises a plurality of grooves with different heights, and the grooves with different heights are installed in the bulges in a matching manner, so that the height of the first deviation adjusting part in the upper sleeve part can be adjusted, and the first deviation adjusting part is suitable for being embedded in floor plates with different thicknesses.
Description
Technical Field
The utility model relates to the technical field of tubular product, concretely relates to pre-buried coupling.
Background
In building construction, the drainage pipes of upper and lower floors need to be communicated; therefore, during the hydropower construction of house, the coupling of pipe will generally be pre-buried to the drain pipe of intercommunication about convenient later stage installation. Due to the influence of factors such as building structures, construction errors and the like, the drain pipes of the upper and lower adjacent floors are often difficult to ensure coaxial assembly, so that the drain pipes are difficult to connect.
In the prior art, an eccentric pipe joint can communicate with upper and lower non-coaxial drainage pipes, for example, chinese patent publication No. CN211816673U describes a pre-buried sleeve combined pipe fitting, which includes a sleeve seat and a positioning ring, where the positioning ring includes an eccentric outer ring and an eccentric inner ring, and can be used for adjusting the deviation of the drainage pipe. However, the existing eccentric pipe joint has the technical problem of narrow deviation adjusting range, and is only suitable for connecting the upper and lower adjacent drainage pipes with small deviation amplitude.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pre-buried coupling to solve the narrow technical problem of deviation adjusting scope of pipe joint among the prior art.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the pre-buried pipe joint comprises a base, wherein the base comprises an upper sleeve part, an annular bottom plate part is arranged in the upper sleeve part, the base further comprises a lower sleeve part positioned on the lower surface of the annular bottom plate part, and a plurality of outwards extending fixing foot plates are arranged at the lower end of the periphery of the lower sleeve part along the circumferential direction; the upper sleeve part is correspondingly provided with a first offset adjusting part, a cylindrical first offset cavity is arranged in the first offset adjusting part, a second offset adjusting part is correspondingly arranged in the first offset cavity, a cylindrical second offset cavity is arranged in the second offset adjusting part, the central axis of the first offset cavity deviates from the central axis of the upper sleeve part, and the central axis of the second offset cavity deviates from the central axis of the first offset cavity.
Preferably, the first deviation adjusting component comprises a first eccentric annular top plate, a first inner sleeve portion is arranged on the bottom surface of the inner edge of the first eccentric annular top plate, and a first outer sleeve portion located outside the first inner sleeve portion is further arranged on the bottom surface of the first eccentric annular top plate;
the second deviation adjusting component comprises a second eccentric annular top plate, a second inner sleeve portion is arranged on the bottom surface of the inner edge of the second eccentric annular top plate, and a second outer sleeve portion located outside the second inner sleeve portion is further arranged on the bottom surface of the second eccentric annular top plate.
Preferably, the inner wall surface of the upper sleeve portion is circumferentially provided with a plurality of vertical protrusions, the outer wall surface of the first outer sleeve portion is provided with a plurality of groups of vertical grooves, each group of grooves comprises a plurality of grooves with different heights, and the protrusions are correspondingly matched with the grooves so as to adjust the height of the first deviation adjusting component in the upper sleeve portion.
Preferably, the second eccentric annular top plate is provided with a first water leakage hole communicated with a gap between the second inner sleeve part and the second outer sleeve part; and the bottom of the outer side of the upper sleeve part is provided with an annular outer edge, and the annular outer edge is provided with a second water leakage hole.
Preferably, an upper annular step part is arranged at the top of the inner wall surface of the second eccentric cavity, and an upper sealing ring and an upper gland are arranged in the upper annular step part; the bottom of the inner wall of the lower sleeve part is provided with a lower annular step part, and a lower sealing ring and a lower gland are arranged in the lower annular step part.
Preferably, a first annular protrusion is arranged on a vertical wall surface of the upper annular step part, a first annular groove is correspondingly arranged on the outer wall surface of the upper gland, and the first annular groove is tightly matched in the first annular protrusion; and a second annular bulge is arranged on the vertical wall surface of the lower annular step part, a second annular groove is correspondingly arranged on the outer wall surface of the lower gland, and the second annular groove is tightly matched in the second annular bulge.
Preferably, the top end in the lower sleeve part is provided with an annular socket slot which is positioned on the lower surface of the annular bottom plate part and has a downward opening.
The utility model discloses a main beneficial technological effect lies in:
1. the utility model provides a pre-buried coupling includes the base, is equipped with first tuningout part in the upper sleeve portion of base, is equipped with first eccentric chamber in the first tuningout part, is equipped with second tuningout part in the first eccentric chamber, is equipped with columniform second eccentric chamber in the second tuningout part to make this pre-buried coupling can carry out twice tuningout, the tuningout scope is bigger, is suitable for the tuningout under the skew condition of more drainage pipe and handles, makes drainage pipe's construction more convenient.
2. And a first water leakage hole communicated with a gap between the second inner sleeve part and the second outer sleeve part is formed in the second eccentric annular top plate, so that accumulated water on a floor plate can be drained, and the function is richer.
3. The inner wall surface of the upper sleeve part is uniformly provided with a plurality of vertical bulges along the circumferential direction, the outer wall surface of the first outer sleeve part is correspondingly provided with a plurality of groups of vertical groove groups, each group of groove groups comprises a plurality of grooves with different heights, and the grooves with different heights are installed in the bulges in a matching manner, so that the height of the first deviation adjusting part in the upper sleeve part can be adjusted, and the first deviation adjusting part is suitable for being embedded in floor plates with different thicknesses.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of a pre-buried pipe joint according to the present invention.
Fig. 2 is a schematic view of a three-dimensional structure of a base in an embodiment of the pre-buried pipe joint of the present invention.
Fig. 3 is a cross-sectional view of the base in an embodiment of the pre-buried pipe joint of the present invention.
Fig. 4 is a top view of the first deviation adjusting component in an embodiment of the pre-buried pipe joint of the present invention.
Fig. 5 is a cross-sectional view of a first deviation adjusting component in an embodiment of the pre-buried pipe joint of the present invention.
Fig. 6 is a schematic perspective view of a first deviation adjustment component in an embodiment of the pre-buried pipe joint of the present invention.
Fig. 7 is a top view of a second deviation adjusting component in an embodiment of the pre-buried pipe joint of the present invention.
Fig. 8 is a cross-sectional view of a second deviation adjusting component in an embodiment of the pre-buried pipe joint of the present invention.
Fig. 9 is a schematic perspective view of a second deviation adjustment component in an embodiment of the pre-buried pipe joint according to the present invention.
Fig. 10 is a cross-sectional view of an embodiment of the pre-buried pipe joint of the present invention.
In the above figures, the reference numerals are to indicate: the base 1, the upper sleeve part 11, the annular bottom plate part 111, the reinforcing rib 112, the protrusion 113, the lower sleeve part 12, the fixing foot plate 121, the annular outer edge 13, the second water leakage hole 131, the lower annular step part 14, the second annular protrusion 141, the annular socket 15, the first deviation adjusting part 2, the first deviation cavity 21, the first eccentric annular top plate 22, the first inner sleeve part 23, the inner flange 231, the first outer sleeve part 24, the groove 241, the second deviation adjusting part 3, the second deviation cavity 31, the upper annular step part 311, the first annular protrusion 312, the second eccentric annular top plate 32, the second inner sleeve part 33, the second outer sleeve part 34, the gap 35, the first water leakage hole 36, the upper seal ring 4, the upper gland 5, the lower seal ring 6 and the lower gland 7.
Detailed Description
The following embodiments are only intended to illustrate the present invention in detail, and do not limit the scope of the present invention in any way.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. References to "first," "second," etc. in this application are intended to distinguish between similar items and not necessarily to describe a particular order or sequence.
Example 1: a pre-buried pipe joint, the structure of which is shown in fig. 1 to 10.
As shown in fig. 1, the pipe pre-buried connector comprises a base 1, as shown in fig. 2, the base 1 comprises an upper sleeve part 11, an annular bottom plate part 111 is arranged in the upper sleeve part 11, a plurality of reinforcing ribs 112 are distributed on the outer peripheral surface of the upper sleeve part 11, as shown in fig. 3, the base 1 further comprises a lower sleeve part 12 located at the bottom of the annular bottom plate part 111, a plurality of fixing foot plates 121 extending outwards are arranged at the lower end of the outer periphery of the lower sleeve part 12 along the circumferential direction, the base 1 is used for being pre-buried in a floor plate, nail holes are formed in the fixing foot plates 121, and when a building is constructed, the base 1 can be fixed on a formwork through nails in the formwork supporting process.
As shown in fig. 1, a first eccentric adjusting member 2 is correspondingly provided in the upper sleeve portion 11, and as shown in fig. 4, a first eccentric cavity 21 having a cylindrical shape is provided in the first eccentric cavity 2, a second eccentric adjusting member 3 is correspondingly provided in the first eccentric cavity 21, a second eccentric cavity 31 having a cylindrical shape is provided in the second eccentric adjusting member 3, a central axis of the first eccentric cavity 21 is deviated from a central axis of the upper sleeve portion 11, a central axis of the second eccentric cavity 31 is deviated from a central axis of the first eccentric cavity 21, and the second eccentric cavity 31 is used for connecting a drain pipe. When the first eccentric adjusting component 2 rotates in the upper sleeve part 11, the radial distance between the central axis of the first eccentric cavity 21 and the central axis of the upper sleeve part 11 is changed, so that the eccentricity can be adjusted for the first time, and when the second eccentric adjusting component 3 rotates in the first eccentric cavity 21, the radial distance between the central axis of the second eccentric cavity 31 and the central axis of the first eccentric cavity 21 is changed, so that the eccentricity can be adjusted for the second time, therefore, the eccentric adjusting range of the second eccentric cavity 31 can be enlarged, and the use requirements of more works can be met in the construction process.
Specifically, as shown in fig. 3, the first deviation adjustment component 2 includes a first eccentric annular top plate 22, as shown in fig. 5, a first inner sleeve portion 23 is provided on the bottom surface of the inner edge of the first eccentric annular top plate 22, a first outer sleeve portion 24 is further provided on the bottom surface of the first eccentric annular top plate 22 and located outside the first inner sleeve portion 23, the first outer sleeve portion 24 is coaxial with the upper sleeve portion 11, as shown in fig. 6, the first inner sleeve portion 23 and the first outer sleeve portion 24 are integrally combined on one side, a crescent-shaped gap 25 is formed between the first inner sleeve portion 23 and the first outer sleeve portion 24, so that the first inner sleeve portion 23 is eccentric with respect to the upper sleeve portion 11, the outer diameter of the first eccentric annular top plate 22 is larger than the outer diameter of the first outer sleeve portion 24, so that an outer flange 221 is formed on the top of the first deviation adjustment component 2, and the outer flange 221 can support the upper rim of the upper sleeve portion 11; the lower edge of the inner wall of the first inner sleeve portion 23 is provided with an inner flange 231 so that the bottom surface of the second deviation rectifying member 3 can be supported on the inner flange 231.
As shown in fig. 7, the second deviation adjusting member 3 includes a second eccentric annular top plate 32, a second inner sleeve portion 33 is provided on the bottom surface of the inner edge of the second eccentric annular top plate 32, a second outer sleeve portion 34 is provided on the bottom surface of the second eccentric annular top plate 32 and located outside the second inner sleeve portion 33, the outer diameter of the second outer sleeve portion 34 is the same as and coaxial with the outer diameter of the second eccentric annular top plate 32, a gap 35 is provided between the second inner sleeve portion 33 and the second outer sleeve portion 34, and as shown in fig. 7, a plurality of first water leakage holes 36 communicated with the gap 35 between the second inner sleeve portion 33 and the second outer sleeve portion 34 are provided on the second eccentric annular top plate 32, so that water on the upper surface of the floor slab can leak downward into the pre-buried pipe joint through the first water leakage holes 36 and finally flow into the drain pipe. As shown in fig. 3, the bottom of the outer side of the upper sleeve portion 11 is provided with an annular outer edge 13, the annular outer edge 13 and the annular bottom plate portion 111 are integrally formed, as shown in fig. 2, the annular outer edge 13 is provided with a second water leakage hole 131, by providing the annular outer edge 13, when the base 1 is buried in a floor slab, the base 1 and the floor slab are more tightly combined with concrete, and the second water leakage hole 131 is arranged to enable the concrete on the upper side and the lower side of the annular outer edge 13 to be well solidified.
As shown in fig. 2 and 3, the inner wall surface of the upper sleeve portion 11 is uniformly provided with four vertical protrusions 113 along the circumferential direction, and as shown in fig. 6, the outer wall surface of the first outer sleeve portion 24 is correspondingly provided with four groups of vertical grooves, each group of grooves includes three grooves 241 with different heights, the protrusions 113 are correspondingly matched with the grooves 241, when the first deviation adjusting member 2 is arranged in the upper sleeve portion 11, the protrusions 113 are matched with the grooves 24 with different heights, so that the height of the first deviation adjusting member 2 in the upper sleeve portion 11 can be adjusted to adapt to floor boards with different thicknesses.
As shown in fig. 8, an upper annular step portion 311 is provided at the top of the inner wall surface of the second eccentric cavity 31, and as shown in fig. 10, an upper seal ring 4 and an upper gland 5 are provided in the upper annular step portion 311, and the upper gland 5 has an inverted L-shaped cross section and can press the upper seal ring 4; as shown in fig. 3, a lower annular step portion 14 is provided at the bottom of the inner wall of the lower sleeve portion 12, and as shown in fig. 10, a lower seal ring 6 and a lower press cover 7 are provided in the lower annular step portion 14, and the lower press cover 7 has an L-shaped cross section and can press the lower seal ring 6; when the drain pipe above the floor plate is inserted in the second eccentric cavity 31 and the drain pipe below the floor plate is inserted in the lower sleeve part 12, the upper sealing ring 4 and the lower sealing ring 6 can seal the peripheral surface of the corresponding drain pipe. As shown in fig. 8, a first annular protrusion 312 is disposed on a vertical wall surface of the upper annular step portion 311, and a first annular groove is correspondingly disposed on an outer wall surface of the upper gland 5, and the first annular groove is tightly fitted in the first annular protrusion to prevent the upper gland 5 from being easily separated from the upper annular step portion 311. As shown in fig. 3, a second annular protrusion 141 is disposed on a vertical wall surface of the lower annular step 14, a second annular groove is correspondingly disposed on an outer wall surface of the lower gland 7, and the second annular groove is tightly fitted in the second annular protrusion 141 to prevent the lower gland 7 from being easily separated from the lower annular step 14. In addition, the top end in the lower sleeve part 12 is provided with an annular bearing slot 15 which is positioned on the lower surface of the annular bottom plate part 111 and has a downward opening, and the top end of the drain pipe below the floor plate is inserted into the annular bearing slot 15, so that the drain pipe is tightly matched with the embedded pipe joint.
The present invention has been described in detail with reference to the accompanying drawings and examples; however, those skilled in the art will appreciate that various changes may be made in the above embodiments without departing from the scope of the present invention, or equivalent substitutions for related parts, structures, and materials may be made in the above embodiments, thereby forming a plurality of specific embodiments, which are common variations of the present invention and will not be described in detail herein.
Claims (7)
1. A pre-buried pipe joint comprises a base, wherein the base comprises an upper sleeve part, an annular bottom plate part is arranged in the upper sleeve part, the base further comprises a lower sleeve part positioned on the lower surface of the annular bottom plate part, and a plurality of fixing foot plates extending outwards are arranged at the lower end of the periphery of the lower sleeve part along the circumferential direction; the device is characterized in that a first offset component is correspondingly arranged in the upper sleeve part, a cylindrical first offset cavity is arranged in the first offset component, a second offset component is correspondingly arranged in the first offset cavity, a cylindrical second offset cavity is arranged in the second offset component, the central axis of the first offset cavity deviates from the central axis of the upper sleeve part, and the central axis of the second offset cavity deviates from the central axis of the first offset cavity.
2. The pre-buried pipe joint as claimed in claim 1, wherein the first deviation adjustment component comprises a first eccentric annular top plate, a first inner sleeve portion is arranged on the bottom surface of the inner edge of the first eccentric annular top plate, and a first outer sleeve portion located outside the first inner sleeve portion is further arranged on the bottom surface of the first eccentric annular top plate;
the second deviation adjusting component comprises a second eccentric annular top plate, a second inner sleeve portion is arranged on the bottom surface of the inner edge of the second eccentric annular top plate, and a second outer sleeve portion located outside the second inner sleeve portion is further arranged on the bottom surface of the second eccentric annular top plate.
3. The pre-buried pipe joint as claimed in claim 2, wherein a plurality of vertical protrusions are circumferentially arranged on the inner wall surface of the upper sleeve portion, a plurality of groups of vertical grooves are arranged on the outer wall surface of the first outer sleeve portion, each group of grooves comprises a plurality of grooves with different heights, and the protrusions are correspondingly matched with the grooves so as to adjust the height of the first deviation adjusting component in the upper sleeve portion.
4. The pre-buried pipe joint as claimed in claim 2, wherein the second eccentric ring top plate is provided with a first water leakage hole communicated with a gap between the second inner sleeve portion and the second outer sleeve portion; and the bottom of the outer side of the upper sleeve part is provided with an annular outer edge, and the annular outer edge is provided with a second water leakage hole.
5. The pre-buried pipe joint according to claim 1, wherein an upper annular step portion is arranged at the top of the inner wall surface of the second eccentric cavity, and an upper sealing ring and an upper gland are arranged in the upper annular step portion; the bottom of the inner wall of the lower sleeve part is provided with a lower annular step part, and a lower sealing ring and a lower gland are arranged in the lower annular step part.
6. The pre-buried pipe joint according to claim 5, wherein a first annular protrusion is arranged on a vertical wall surface of the upper annular step portion, a first annular groove is correspondingly arranged on an outer wall surface of the upper gland, and the first annular groove is tightly fitted in the first annular protrusion; and a second annular bulge is arranged on the vertical wall surface of the lower annular step part, a second annular groove is correspondingly arranged on the outer wall surface of the lower gland, and the second annular groove is tightly matched in the second annular bulge.
7. The pipe joint according to claim 1, wherein an annular socket groove with a downward opening is formed in the inner top end of the lower sleeve portion and located on the lower surface of the annular bottom plate portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120264633.9U CN214946963U (en) | 2021-01-30 | 2021-01-30 | Pre-buried pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120264633.9U CN214946963U (en) | 2021-01-30 | 2021-01-30 | Pre-buried pipe joint |
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| Publication Number | Publication Date |
|---|---|
| CN214946963U true CN214946963U (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120264633.9U Active CN214946963U (en) | 2021-01-30 | 2021-01-30 | Pre-buried pipe joint |
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| CN (1) | CN214946963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114440038A (en) * | 2021-12-21 | 2022-05-06 | 河南中泽新材料股份有限公司 | Pipeline interface sealing assembly and same-layer drainage cyclone combined structure |
-
2021
- 2021-01-30 CN CN202120264633.9U patent/CN214946963U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114440038A (en) * | 2021-12-21 | 2022-05-06 | 河南中泽新材料股份有限公司 | Pipeline interface sealing assembly and same-layer drainage cyclone combined structure |
| CN114440038B (en) * | 2021-12-21 | 2024-03-22 | 河南中泽新材料股份有限公司 | Pipeline joint sealing assembly and same-layer drainage cyclone combined structure |
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