CN211649446U - Double-wall corrugated pipe buckle sealing connection device - Google Patents
Double-wall corrugated pipe buckle sealing connection device Download PDFInfo
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- CN211649446U CN211649446U CN202020200564.0U CN202020200564U CN211649446U CN 211649446 U CN211649446 U CN 211649446U CN 202020200564 U CN202020200564 U CN 202020200564U CN 211649446 U CN211649446 U CN 211649446U
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Abstract
The utility model relates to a double-wall corrugated pipe buckle sealing connecting device, belonging to the field of urban and rural municipal construction plastic pipes, comprising a double-wall corrugated pipe, a half joint, a rubber sealing element and a bolt; the double-wall corrugated pipes are horizontally butted, the butt seam of the double-wall corrugated pipes is taken as the installation central line of the buckle sealing connecting device, the outer walls of the half joints are smooth, the inner walls of the half joints are provided with arc-shaped grooves and rectangular grooves, the arc-shaped grooves are matched with the double-wall corrugated pipes in a corrugated shape, the rectangular grooves are matched with the rubber sealing pieces in an embedding manner, and the upper half joints and the lower half joints are fastened by bolts to realize the buckle sealing connection of the double-wall; the sealing quality is stable, and the sealing device can be widely applied to the field of pipes.
Description
Technical Field
The utility model discloses a belong to town and country municipal building plastics tubular product field, especially relate to and be used for the horizontal butt joint of rain sewage drainage double-walled bellows to adopt the sealed connecting device of hafu section buckle.
Background
With the vigorous advance of urbanization construction, the technical innovation in the field of water supply and drainage is changing day by day. The existing rain and sewage drainage double-wall corrugated pipe connecting device is characterized in that according to a Polyethylene (PE) structure wall pipeline system for burying the ground, the first part is as follows: the regulations of the polyethylene double-wall corrugated pipe material GB/T19472.1-2004 adopt socket type connection, and have the defects that after foundation settlement, the socket connection part of the double-wall corrugated pipe can generate displacement and sealing failure, so that the leakage of the connection part of a pipe network is caused, and the environment is polluted. In addition, the connecting device adopts sleeve sealing, and dovetail grooves are arranged on the outer side of the sleeve for fastening, so that the connecting device has the defect that the connecting device is only suitable for the double-wall corrugated pipe with the nominal diameter being relatively small, and is not suitable for the drainage double-wall corrugated pipe which is greatly used for more than 200 mm in the current urban municipal construction. The invention needs to invent a novel horizontal butt-joint sealing connecting device for the drainage double-wall corrugated pipe, and can reduce the installation and maintenance cost on the premise of ensuring the reliable connection quality of the municipal rainwater and sewage drainage pipe network.
Disclosure of Invention
The invention provides a buckle sealing connecting device for a double-wall corrugated pipe, which aims to overcome the defects of the existing double-wall corrugated pipe connecting device.
A double-wall corrugated pipe buckle sealing connecting device comprises a double-wall corrugated pipe, a half joint, a rubber sealing element and a bolt; the connection relation of the double-wall corrugated pipe buckle sealing connection device is that a left double-wall corrugated pipe port is horizontally butted with a right double-wall corrugated pipe port, a double-wall corrugated pipe butt joint seam is used as an installation central line of the buckle sealing connection device, a rubber sealing element is arranged between the outer wall of the double-wall corrugated pipe and the inner wall of a half joint, the outer wall of the half joint is smooth, the inner wall of the half joint is provided with an arc-shaped groove and a rectangular groove, the arc-shaped groove is in wave form fit with the double-wall corrugated pipe, the rectangular groove is in embedded fit with the rubber sealing element, the half joint is formed by symmetrically arranging and installing an upper half joint and a lower half joint, bolt through holes are formed in two sides of the half joint, and the upper half joint and the lower half joint are fastened and connected through bolts.
The double-wall corrugated pipe is smooth in inner wall, and the corrugated groove is formed in the outer wall; the corrugated groove is a space between equidistant corrugations of the double-wall corrugated pipe, the bottom is a flat bottom, and the two sides are
The wave is arc-shaped.
The half joint is a buckle which corresponds to the corrugated arc of the outer wall of the double-wall corrugated pipe; the half joint is semicircular, the outer wall of the half joint is smooth, an arc-shaped groove and a rectangular groove are formed in the inner wall of the half joint, the arc-shaped groove is matched with the corrugated wave shape of the outer wall of the double-wall corrugated pipe, and the rectangular groove is matched with the rubber sealing element in an embedded mode.
The rubber sealing element consists of a radial sealing ring and an axial sealing strip; the radial sealing ring is a semicircular sealing ring, and two ends of the semicircular sealing ring are connected with the axial sealing strip
And (4) integrating.
The radial sealing ring is provided with more than three sealing rings; the axial sealing strips are two parallel sealing strips.
And a radial sealing ring of a rubber sealing element is arranged between the corrugated groove of the double-wall corrugated pipe and the rectangular groove of the half joint.
The radial sealing ring of the rubber sealing element is in interference fit with the rectangular groove of the half joint and the radial sealing ring of the rubber sealing element is in interference fit with the corrugated groove of the double-wall corrugated pipe.
Steps are arranged on two sides of the half joint, an axial groove is arranged on each step, and an axial sealing strip of a rubber sealing element is placed in each axial groove; the fit of the axial groove and the axial sealing strip is interference fit.
The half joint is provided with a rectangular groove and a radial sealing ring of a rubber sealing piece, and when the nominal diameter of the double-wall corrugated pipe is 100-630 mm, the half joint is provided with a radial sealing ring of a rubber sealing piece
3-5 rectangular grooves, and 3-5 radial sealing rings are correspondingly arranged on the rubber sealing element; when the nominal diameter of the double-wall corrugated pipe is 800 mm to 1200 mm, 5-7 rectangular grooves are arranged on the half joint, and 5-7 radial sealing rings are correspondingly arranged on the rubber sealing piece.
The steps on two sides of the half joint are provided with bolt through holes, and when the nominal diameter of the double-wall corrugated pipe is 100-630 mm, the two sides of the half joint are respectively provided with 4 bolt through holes; the steps on the two sides of the half joint are provided with bolt through holes, and when the nominal diameter of the double-wall corrugated pipe is 800 mm-1200 mm, the two sides of the half joint are respectively provided with 6 bolt through holes.
The connecting and mounting process method of the double-wall corrugated pipe buckle sealing connecting device comprises the following steps:
checking the butt joint place of the double-wall corrugated pipe, and conforming to the installation requirement; horizontally aligning two double-wall corrugated pipes in a straight line, and horizontally butting the port of the left double-wall corrugated pipe with the port of the right double-wall corrugated pipe;
embedding two rubber sealing elements into the rectangular grooves on the inner walls of the upper half joint and the lower half joint and the axial grooves of the steps on two sides of the half joint respectively;
the half sections are installed by taking the butt joint seam of the double-wall corrugated pipe as an assembly symmetrical center line of the upper half section and the lower half section, are symmetrical left and right, and are symmetrical up and down by taking the axis of the double-wall corrugated pipe as an assembly horizontal line of the upper half section and the lower half section, so that the adjustment meets the installation requirement;
fastening bolts and nuts, and fastening and connecting the upper half joint and the lower half joint to realize the horizontal butt joint buckle sealing connection of the port of the left double-wall corrugated pipe and the port of the right double-wall corrugated pipe;
and checking the connection installation process according to the installation construction requirements again, meeting the requirements and passing the acceptance.
The noun defines:
level: a plane parallel to the horizontal plane of the earth.
Left: the left side of the horizontally disposed double-walled bellows snap-seal connection is defined as the left side.
And (3) right: the right side of the bayonet-sealed connection means, defined as the right, faces the horizontally placed double-walled bellows.
The method comprises the following steps: the plane parallel to the earth's horizontal plane is vertically upward and faces the upper side of the horizontally placed double-wall corrugated pipe buckle sealing connecting device, and the plane is defined as the upper side.
The following: the plane parallel to the horizontal plane of the earth is vertically downward and faces the lower side of the horizontally arranged double-wall corrugated pipe buckle sealing connecting device, and the lower side is defined as the lower side.
Axial direction: the axial direction of the double-wall corrugated pipe, which is parallel to the horizontal line, is defined as the axial direction.
Radial: the radial direction of the double-wall corrugated pipe is perpendicular to the axial direction of the double-wall corrugated pipe and is defined as the radial direction.
Side surface: the buckle sealing connection device faces the horizontally arranged double-wall corrugated pipe and is respectively a left port side face and a right port side face.
Double-wall corrugated pipe: the double-wall corrugated pipe is characterized in that the inner wall is smooth, equidistant ripples are arranged on the outer wall, a ripple groove is formed between the ripples, and the bottom is a flat bottom; the double-wall corrugated pipe connection is that the ports of a left double-wall corrugated pipe and a right double-wall corrugated pipe which have the same specification and model are horizontally butted and connected.
A half joint: is a Hough section specially used for connecting double-wall corrugated pipes; the half joint consists of a semicircular upper half joint and a semicircular lower half joint, the upper half joint and the lower half joint are parts with the same specification and model, and are only installed at different positions in the installation process, namely, the upper half joint and the lower half joint are installed symmetrically up and down, and are fastened by bolts and nuts; the upper half joint and the lower half joint are semicircular, the outer wall of the half joint is smooth, and the inner wall of the half joint is provided with an arc-shaped groove and a rectangular groove.
Rubber sealing element: the rubber sealing element consists of a semicircular radial sealing ring and an axial sealing strip, the shape of the semicircular radial sealing ring of the rubber sealing element is matched with the (corrugated) groove of the double-wall corrugated pipe, the shape of the semicircular radial sealing ring of the rubber sealing element is matched with the rectangular groove in the inner wall of the half joint in an embedded manner, and the axial sealing strip is matched with the axial groove on the step of the half joint in an embedded manner.
The utility model discloses double-walled bellows buckle sealing connection device's apparent characteristics and technical progress are: the technical scheme includes that a half joint is installed, bolt through holes are formed in two sides of the half joint, a rubber sealing element is arranged between the outer wall of a double-wall corrugated pipe and the inner wall of the half joint, a semicircular radial sealing ring of the rubber sealing element guarantees radial sealing, an axial sealing strip of the rubber sealing element guarantees axial sealing, and the half joint is fastened and connected through bolts; the technical purpose is realized by ensuring that the port of the left double-wall corrugated pipe is horizontally aligned with the port of the right double-wall corrugated pipe and is in sealed connection with the buckle, and under the premise of ensuring sealing, the double-wall corrugated pipe also has the function of firm connection and falling prevention; the technical effect that reaches is that tubular product buckle sealing connection is reliable firm, and cost of transportation, installation cost of maintenance are lower, promote economic benefits.
Drawings
FIG. 1 is a schematic view of the installation and connection of a double-wall corrugated pipe snap-seal connection device.
FIG. 2 is a schematic diagram of an upper half joint or a lower half joint of a double-wall corrugated pipe buckle sealing connecting device.
FIG. 3 is a schematic view of the upper or lower rubber seal of the double-walled bellows snap-seal connection.
In the figure: the sealing structure comprises a left double-wall corrugated pipe 1, a right double-wall corrugated pipe 1, a double-wall corrugated pipe corrugated top 1-3, a double-wall corrugated pipe corrugated bottom 1-4, a half joint 2, an upper half joint 2, a lower half joint 2, an axial sealing strip groove 2-1, a rectangular groove 2-2, an arc groove 2-3, a rubber sealing element 3, an upper rubber sealing element 3, a lower rubber sealing element 3, an axial sealing strip 3-1, a radial sealing ring arc side 3-2, a radial sealing ring top 3-4 and a bolt 4.
Detailed Description
The patent is implemented at a construction site or workshop where a double-wall corrugated pipe snap-seal connection device is required.
The first embodiment,
The double-wall corrugated pipe buckle sealing connecting device comprises a double-wall corrugated pipe 1, a half joint 2, a rubber sealing element 3 and a bolt 4; the connection relation of the double-wall corrugated pipe buckle sealing connection device is that a left double-wall corrugated pipe port 1 is horizontally butted with a right double-wall corrugated pipe port 1, a half joint 2 is installed by taking a butt joint seam as an installation central line, bolts 4 are arranged on two sides of the half joint 2, the half joint 2 is composed of an upper half joint 2 and a lower half joint 2, the upper half joint 2 and the lower half joint 2 are arranged on the outer wall of the double-wall corrugated pipe 1, a rubber sealing element 3 is installed between the outer wall of the double-wall corrugated pipe 1 and the inner wall of the half joint 2, the half joint 2 is fastened and connected through the bolts 4, and the horizontal butt joint buckle sealing connection of the left port of the left double-wall corrugated pipe 1 and the right port of the right double-wall corrugated pipe 1 is realized.
The rubber sealing piece 3 is in interference fit with the half joint 2 and the double-wall corrugated pipe 1.
The two sides of the half joint 2 are provided with steps, and the steps are provided with through holes for bolts 4.
When the nominal diameter of the double-wall corrugated pipe is 100 mm, 4 through holes for bolts 4 are respectively arranged on two sides of the half joint.
When the nominal diameter of the double-wall corrugated pipe is 100 mm, the half joint is provided with 3 arc-shaped grooves 2-3, and the rubber sealing element 3 is provided with 3 radial sealing rings.
Example II,
When the nominal diameter of the double-wall corrugated pipe is 1200 mm, 6 bolt through holes are respectively arranged on two sides of the half joint.
When the nominal diameter of the double-wall corrugated pipe is 1200 mm, the half joint is provided with 7 arc-shaped grooves 2-3, and the rubber sealing element 3 is provided with 7 radial sealing rings.
Claims (7)
1. The utility model provides a double-walled bellows buckle sealing connection device which characterized in that: the corrugated pipe comprises a double-wall corrugated pipe, a half joint, a rubber sealing element and a bolt; the double-wall corrugated pipe is smooth in inner wall, and the corrugated groove is formed in the outer wall; the corrugated groove is a space between equidistant corrugations of the double-wall corrugated pipe, the bottom of the corrugated groove is a flat bottom, and the two sides of the corrugated groove are corrugated arcs; the half joint is a buckle which corresponds to the corrugated arc of the outer wall of the double-wall corrugated pipe; the half joint is semicircular, the outer wall of the half joint is smooth, the inner wall of the half joint is provided with an arc groove and a rectangular groove, the arc groove is matched with the corrugated wave shape of the outer wall of the double-wall corrugated pipe, and the rectangular groove is matched with the rubber sealing piece in an embedding way; the rubber sealing element consists of a radial sealing ring and an axial sealing strip; the radial sealing ring is a semicircular sealing ring, and two ends of the semicircular sealing ring are connected with the axial sealing strip into a whole; the double-wall corrugated pipe buckling sealing connection device is characterized in that a left double-wall corrugated pipe port is horizontally butted with a right double-wall corrugated pipe port, a double-wall corrugated pipe butt joint seam is used as an installation central line of the buckling sealing connection device, a rubber sealing element is arranged between the outer wall of the double-wall corrugated pipe and the inner wall of a half joint, the inner wall of the half joint is provided with an arc-shaped groove and a rectangular groove, the arc-shaped groove is matched with the double-wall corrugated pipe in a wave shape, the rectangular groove is matched with the rubber sealing element in an embedded mode, the half joint is formed by symmetrically arranging and installing an upper half joint and a lower half joint, bolt through holes are formed in two sides of the half joint, the upper half joint and the lower half joint are fastened and connected through bolts, and the left.
2. The double-walled bellows snap-seal connection of claim 1, wherein: the radial sealing ring is provided with more than three sealing rings; the axial sealing strips are two parallel sealing strips.
3. The double-walled bellows snap-seal connection of claim 1, wherein: and a radial sealing ring of a rubber sealing element is arranged between the corrugated groove of the double-wall corrugated pipe and the rectangular groove of the half joint.
4. The double-walled bellows snap-seal connection of claim 3, wherein: the matching of the corrugated groove of the double-wall corrugated pipe and the radial sealing ring of the rubber sealing element and the matching of the rectangular groove of the half joint and the radial sealing ring of the rubber sealing element are both interference fit.
5. The double-walled bellows snap-seal connection of claim 1, wherein: steps are arranged on two sides of the half joint, an axial groove is arranged on each step, and an axial sealing strip of a rubber sealing element is placed in each axial groove; the fit of the axial groove and the axial sealing strip is interference fit.
6. The double-walled bellows snap-seal connection of claim 1, wherein: when the nominal diameter of the double-wall corrugated pipe is 100 mm to 630 mm, the half joint is provided with 3-5 rectangular grooves, and 3-5 radial sealing rings are correspondingly arranged on the rubber sealing element; when the nominal diameter of the double-wall corrugated pipe is 800 mm to 1200 mm, 5-7 rectangular grooves are arranged on the half joint, and 5-7 radial sealing rings are correspondingly arranged on the rubber sealing piece.
7. The double-walled bellows snap-seal connection of claim 1, wherein: when the nominal diameter of the double-wall corrugated pipe is 100 mm to 630 mm, 4 bolt through holes are respectively arranged on two sides of the half joint; when the nominal diameter of the double-wall corrugated pipe is 800 mm to 1200 mm, 6 bolt through holes are respectively arranged on two sides of the half joint.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200564.0U CN211649446U (en) | 2020-02-24 | 2020-02-24 | Double-wall corrugated pipe buckle sealing connection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200564.0U CN211649446U (en) | 2020-02-24 | 2020-02-24 | Double-wall corrugated pipe buckle sealing connection device |
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| CN211649446U true CN211649446U (en) | 2020-10-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236640A (en) * | 2021-04-16 | 2021-08-10 | 台州学院 | Corrugated pipe joint |
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2020
- 2020-02-24 CN CN202020200564.0U patent/CN211649446U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236640A (en) * | 2021-04-16 | 2021-08-10 | 台州学院 | Corrugated pipe joint |
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