CN211344321U - High-pressure-resistant PVC connecting pipe - Google Patents

High-pressure-resistant PVC connecting pipe Download PDF

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Publication number
CN211344321U
CN211344321U CN201920062862.5U CN201920062862U CN211344321U CN 211344321 U CN211344321 U CN 211344321U CN 201920062862 U CN201920062862 U CN 201920062862U CN 211344321 U CN211344321 U CN 211344321U
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Prior art keywords
ring
pvc
sealing
clamping
pipe
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CN201920062862.5U
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Chinese (zh)
Inventor
满利涛
马云翔
吕淑莲
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Ningxia Shang Yu Water Saving Technology Ltd
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Ningxia Shang Yu Water Saving Technology Ltd
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Priority to CN201920062862.5U priority Critical patent/CN211344321U/en
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Abstract

The utility model provides an anti high pressure PVC connecting pipe, including first PVC pipe, second PVC pipe, sealing member and joint spare, be equipped with first connector on the first PVC pipe, be equipped with the second connector on the second PVC pipe, the sealing member includes first sealing washer, second sealing washer and sealing ring, first connector is located to first sealing washer and second sealing washer, is equipped with between the second connector on the second PVC pipe, and first connector and the second connector junction outside are located to the sealing ring cover, joint spare joint is in the sealing ring cover outside. The utility model discloses an anti high pressure PVC connecting pipe strengthens the design to the junction, has improved sealing performance and anti high pressure ability, has prolonged the life of water pipe.

Description

High-pressure-resistant PVC connecting pipe
Technical Field
The utility model relates to a PVC water pipe technical field, specifically speaking relate to an anti high pressure PVC connecting pipe.
Background
At present, a PVC water pipe for a water supply pipeline is generally provided with a groove at the joint for the inner wall of a first water pipe, a leakage-proof ring is arranged in the groove, and a second water pipe is sleeved in the first water pipe. The method has the advantages of low sealing performance, weak link of the PVC water pipe at the joint, poor high pressure resistance, and water leakage and even breakage at the joint after long-term use under high pressure. Affecting the use and increasing the maintenance cost.
Disclosure of Invention
To the above-mentioned prior art, the to-be-solved technical problem of the utility model lies in providing an anti high pressure PVC connecting pipe, the anti high pressure ability that improves the junction is poor and sealing performance.
In order to solve the technical problem, the utility model provides a high-pressure-resistant PVC connecting pipe, which comprises a first PVC pipe, a second PVC pipe, a sealing element and a clamping element,
the first PVC pipe is provided with a first connecting head, the first connecting head comprises a first convex ring, the inner side of the first convex ring is provided with a first concave ring, and the inner diameter of the first convex ring is equal to the outer diameter of the first PVC pipe;
a second connector is arranged on the second PVC pipe and comprises a second convex ring, a second concave ring is arranged on the outer side of the second convex ring, and the inner diameter of the second concave ring is equal to the outer diameter of the second PVC pipe; the outer diameter and the inner diameter of the second convex ring are respectively equal to the outer diameter and the inner diameter of the first concave ring, and the outer diameter and the inner diameter of the second concave ring are respectively equal to the outer diameter and the inner diameter of the first convex ring;
the sealing element comprises a first sealing ring, a second sealing ring and a sealing ring, the first sealing ring is arranged between the first concave ring and the second convex ring, the second sealing ring is arranged between the second concave ring and the first convex ring, and the sealing ring is sleeved outside the joint of the first connector and the second connector;
the clamping part comprises a clamping lantern ring and a connecting piece, the clamping lantern ring comprises a semi-annular first clamping lantern ring and a semi-annular second clamping lantern ring, the first clamping lantern ring is hinged with the second clamping lantern ring, a first clamping part is arranged at the other end of the first clamping lantern ring, a second clamping part is arranged at the other end of the second clamping lantern ring, a round hole is formed in the first clamping part, and a threaded hole is formed in the second clamping part; the connecting piece comprises a bolt, a jacking part and an annular bolt head which are connected in sequence; the bolt is connected with the first clamping portion and the second clamping portion through the round hole and the threaded hole.
Preferably, the joint between the first convex ring and the first PVC pipe is an inclined plane, the joint between the second concave ring and the second PVC pipe is an inclined plane, and the axial cross section of the first convex ring connected with the second concave ring is trapezoidal.
Preferably, the axial section of the sealing ring is a trapezoidal groove.
Preferably, the axial section of the clamping lantern ring is a trapezoidal groove.
Preferably, the joint between the first convex ring and the first PVC pipe is a right angle, the joint between the second concave ring and the second PVC pipe is a right angle, and the axial cross section of the first convex ring after being connected with the second concave ring is square.
Preferably, the sealing ring is a cylindrical ring.
Preferably, the axial section of the clamping lantern ring is a square groove.
To sum up, the utility model discloses an anti high pressure PVC connecting pipe strengthens the design to the junction, has improved sealing performance and anti high pressure ability, has prolonged the life of water pipe.
Drawings
FIG. 1 is an axial sectional view of a high pressure PVC connecting pipe according to embodiment 1;
FIG. 2 is a perspective view of a high pressure PVC connection pipe according to embodiment 1;
FIG. 3 is an axial sectional view of a high pressure PVC connecting pipe according to embodiment 2;
fig. 4 is a perspective view of the high pressure PVC connection pipe of embodiment 2.
In the figure: 1-a first PVC pipe, 11-a first connector, 111-a first male ring, 112-a first female ring, 2-a second PVC pipe, 21-a second connector, 211-a second male ring, 212-a second female ring, 3-a sealing member, 31-a first sealing ring, 32-a second sealing ring, 33-a sealing ring, 4-a snap-in member, 41-a snap-in collar, 411-a first snap-in collar, 412-a second snap-in collar, 413-a first snap-in portion, 414-a second snap-in portion, 42-a connector, 421-a bolt, 422-a butting portion, 423-an annular bolt head
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:
specific example 1:
as shown in fig. 1 and 2, the high pressure PVC connecting pipe of the present invention comprises a first PVC pipe 1, a second PVC pipe 2, a sealing member 3 and a locking member 4,
the first PVC pipe 1 is provided with a first connecting head 11, the first connecting head 11 comprises a first convex ring 111, the inner side of the first convex ring 111 is provided with a first concave ring 112, and the inner diameter of the first convex ring 111 is equal to the outer diameter of the first PVC pipe 1;
a second connector 21 is arranged on the second PVC pipe 2, the second connector 21 comprises a second convex ring 211, a second concave ring 212 is arranged on the outer side of the second convex ring 211, and the inner diameter of the second concave ring 212 is equal to the outer diameter of the second PVC pipe 2; the outer and inner diameters of second male ring 211 are equal to the outer and inner diameters of first female ring 112, respectively, and the outer and inner diameters of second female ring 212 are equal to the outer and inner diameters of first male ring 111, respectively;
the sealing element 3 comprises a first sealing ring 31, a second sealing ring 32 and a sealing ring 33, the first sealing ring 31 is arranged between the first concave ring 112 and the second convex ring 211, the second sealing ring 32 is arranged between the second concave ring 212 and the first convex ring 111, and the sealing ring 33 is sleeved outside the joint of the first connector 11 and the second connector 21;
the clamping member 4 comprises a clamping sleeve ring 41 and a connecting member 42, the clamping sleeve ring 41 comprises a semi-annular first clamping sleeve ring 411 and a semi-annular second clamping sleeve ring 412, the first clamping sleeve ring 411 is hinged to the second clamping sleeve ring 412, a first clamping portion 413 is arranged at the other end of the first clamping sleeve ring 411, a second clamping portion 414 is arranged at the other end of the second clamping sleeve ring 412, a round hole is formed in the first clamping portion 413, and a threaded hole is formed in the second clamping portion 414; the connecting piece 42 comprises a bolt 421, a tightening part 422 and an annular bolt head 423 which are connected in sequence; the bolt 421 connects the first clamping portion 413 and the second clamping portion 414 through a circular hole and a threaded hole.
The joint between the first convex ring 111 and the first PVC pipe 1 is an inclined plane, the joint between the second concave ring 212 and the second PVC pipe 2 is an inclined plane, and the axial section of the first convex ring 111 connected with the second concave ring 212 is trapezoidal.
The axial section of the sealing ring 33 is a trapezoidal groove.
The axial section of the clamping lantern ring 41 is a trapezoidal groove.
Specific example 2:
as shown in fig. 3 and 4, the high pressure PVC connecting pipe of the present invention comprises a first PVC pipe 1, a second PVC pipe 2, a sealing member 3 and a locking member 4,
the first PVC pipe 1 is provided with a first connecting head 11, the first connecting head 11 comprises a first convex ring 111, the inner side of the first convex ring 111 is provided with a first concave ring 112, and the inner diameter of the first convex ring 111 is equal to the outer diameter of the first PVC pipe 1;
a second connector 21 is arranged on the second PVC pipe 2, the second connector 21 comprises a second convex ring 211, a second concave ring 212 is arranged on the outer side of the second convex ring 211, and the inner diameter of the second concave ring 212 is equal to the outer diameter of the second PVC pipe 2; the outer and inner diameters of second male ring 211 are equal to the outer and inner diameters of first female ring 112, respectively, and the outer and inner diameters of second female ring 212 are equal to the outer and inner diameters of first male ring 111, respectively;
the sealing element 3 comprises a first sealing ring 31, a second sealing ring 32 and a sealing ring 33, the first sealing ring 31 is arranged between the first concave ring 112 and the second convex ring 211, the second sealing ring 32 is arranged between the second concave ring 212 and the first convex ring 111, and the sealing ring 33 is sleeved outside the joint of the first connector 11 and the second connector 21;
the clamping member 4 comprises a clamping sleeve ring 41 and a connecting member 42, the clamping sleeve ring 41 comprises a semi-annular first clamping sleeve ring 411 and a semi-annular second clamping sleeve ring 412, the first clamping sleeve ring 411 is hinged to the second clamping sleeve ring 412, a first clamping portion 413 is arranged at the other end of the first clamping sleeve ring 411, a second clamping portion 414 is arranged at the other end of the second clamping sleeve ring 412, a round hole is formed in the first clamping portion 413, and a threaded hole is formed in the second clamping portion 414; the connecting piece 42 comprises a bolt 421, a tightening part 422 and an annular bolt head 423 which are connected in sequence; the bolt 421 connects the first clamping portion 413 and the second clamping portion 414 through a circular hole and a threaded hole.
The junction between first bulge loop 111 and the first PVC pipe 1 is the right angle, the junction between second concave ring 212 and the second PVC pipe 2 is the right angle, and the axial cross-section after first bulge loop 111 meets with second concave ring 212 is square.
The sealing ring 33 is a cylindrical ring.
The axial section of the clamping lantern ring 41 is a square groove.
The utility model discloses an anti high pressure PVC connecting pipe, during the connection, locate the cover with sealing ring 33 cover on arbitrary one PVC pipe earlier, locate first sealing washer 31 between first concave ring 112 and the second bulge loop 211 again, second sealing washer 32 is located between second concave ring 212 and the first bulge loop 111, and dock first connector 11 and second connector 21, then locate first connector 11 and the second connector 21 junction outside with sealing ring 33 cover, at last with the 41 cutting ferrule of joint cover ring on sealing ring 33, and rotate bolt 421 through rotating cyclic annular bolt head 423, bolt 421 is connected first joint portion 413 and second joint portion 414 through round hole and screw hole, until the tight first joint portion 413 in top 422 top.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made thereto within the knowledge of those skilled in the art.

Claims (7)

1. A high pressure resistant PVC connecting pipe is characterized by comprising a first PVC pipe (1), a second PVC pipe (2), a sealing element (3) and a clamping element (4),
the first PVC pipe (1) is provided with a first connecting head (11), the first connecting head (11) comprises a first convex ring (111), a first concave ring (112) is arranged on the inner side of the first convex ring (111), and the inner diameter of the first convex ring (111) is equal to the outer diameter of the first PVC pipe (1);
a second connector (21) is arranged on the second PVC pipe (2), the second connector (21) comprises a second convex ring (211), a second concave ring (212) is arranged on the outer side of the second convex ring (211), and the inner diameter of the second concave ring (212) is equal to the outer diameter of the second PVC pipe (2); the outer diameter and the inner diameter of the second convex ring (211) are respectively equal to the outer diameter and the inner diameter of the first concave ring (112), and the outer diameter and the inner diameter of the second concave ring (212) are respectively equal to the outer diameter and the inner diameter of the first convex ring (111);
the sealing element (3) comprises a first sealing ring (31), a second sealing ring (32) and a sealing ring (33), the first sealing ring (31) is arranged between a first concave ring (112) and a second convex ring (211), the second sealing ring (32) is arranged between a second concave ring (212) and a first convex ring (111), and the sealing ring (33) is sleeved on the outer side of the joint of the first connector (11) and the second connector (21);
the clamping part (4) comprises a clamping sleeve ring (41) and a connecting piece (42), the clamping sleeve ring (41) comprises a semi-annular first clamping sleeve ring (411) and a semi-annular second clamping sleeve ring (412), the first clamping sleeve ring (411) is hinged to the second clamping sleeve ring (412), a first clamping portion (413) is arranged at the other end of the first clamping sleeve ring (411), a second clamping portion (414) is arranged at the other end of the second clamping sleeve ring (412), a round hole is formed in the first clamping portion (413), and a threaded hole is formed in the second clamping portion (414); the connecting piece (42) comprises a bolt (421), a tightening part (422) and an annular bolt head (423) which are connected in sequence; the bolt (421) connects the first clamping portion (413) with the second clamping portion (414) through the round hole and the threaded hole.
2. The high-pressure-resistant PVC connecting pipe according to claim 1, wherein the joint between the first convex ring (111) and the first PVC pipe (1) is an inclined plane, the joint between the second concave ring (212) and the second PVC pipe (2) is an inclined plane, and the axial cross section of the first convex ring (111) and the second concave ring (212) is trapezoidal.
3. High pressure PVC connection pipe according to claim 2, characterised in that said sealing ring (33) is trapezoidal in axial section.
4. High pressure resistant PVC connection pipe according to claim 3, characterized in that the snap collar (41) is trapezoidal in axial section.
5. The high-pressure-resistant PVC connecting pipe according to claim 1, wherein the joint between the first convex ring (111) and the first PVC pipe (1) is a right angle, the joint between the second concave ring (212) and the second PVC pipe (2) is a right angle, and the axial cross section of the first convex ring (111) and the second concave ring (212) is square.
6. High pressure resistant PVC connection pipe according to claim 2, characterized in that said sealing ring (33) is a cylindrical ring.
7. High pressure PVC connection pipe according to claim 3, characterized in that the snap collar (41) is a square groove in axial section.
CN201920062862.5U 2019-01-15 2019-01-15 High-pressure-resistant PVC connecting pipe Active CN211344321U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920062862.5U CN211344321U (en) 2019-01-15 2019-01-15 High-pressure-resistant PVC connecting pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920062862.5U CN211344321U (en) 2019-01-15 2019-01-15 High-pressure-resistant PVC connecting pipe

Publications (1)

Publication Number Publication Date
CN211344321U true CN211344321U (en) 2020-08-25

Family

ID=72132418

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920062862.5U Active CN211344321U (en) 2019-01-15 2019-01-15 High-pressure-resistant PVC connecting pipe

Country Status (1)

Country Link
CN (1) CN211344321U (en)

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