CN216843484U - Double-wall corrugated pipe sealing joint structure - Google Patents
Double-wall corrugated pipe sealing joint structure Download PDFInfo
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- CN216843484U CN216843484U CN202220606926.5U CN202220606926U CN216843484U CN 216843484 U CN216843484 U CN 216843484U CN 202220606926 U CN202220606926 U CN 202220606926U CN 216843484 U CN216843484 U CN 216843484U
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- sleeve
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- sealing
- corrugated pipe
- joint
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- Joints That Cut Off Fluids, And Hose Joints (AREA)
Abstract
The utility model relates to a bellows connection field specifically is a double-walled bellows sealing joint structure. The corrugated pipe comprises a corrugated pipe, a sealing ring and a sleeve; the periphery of the corrugated pipe is provided with a plurality of wave trough portions side by side along the axial direction, the sealing ring is clamped and sleeved at the wave trough portions and is in sealing connection with the inner wall of the sleeve, the sleeve is provided with a plurality of connecting ends, the connecting ends are provided with U-shaped openings to form limiting buckle portions used for being clamped into the wave trough portions, the limiting buckle portions are arranged in a plurality, each limiting buckle portion comprises a connecting plate portion and a clamping table portion, and the clamping table portions are integrally connected to one surface, facing the inner side of the sleeve, of the connecting plate portion. The utility model discloses a spacing connection leakproofness of guaranteeing.
Description
Technical Field
The utility model relates to a bellows connection field especially relates to a double-walled bellows sealing joint structure.
Background
The drainage pipe is divided into a plastic drainage pipe, a concrete pipe, a reinforced concrete pipe and the like, mainly undertakes the drainage tasks of rainwater, sewage, farmland irrigation and drainage and the like, and is particularly used for water supply and drainage of municipal works, water purification plants, sewage plants, garbage dumps and the like; draining water from the tunnel and the underground passage; slope water and soil conservation in hilly land development and the like. The corrugated pipe belongs to a plastic drain pipe and is widely applied to drainage under various scenes. The traditional double-wall corrugated pipe can be connected through pipe joints, and the joint forms are various and comprise a straight pipe joint, an elbow joint, a three-way joint, a four-way joint and the like.
When connecting the bellows through muffjoint, generally only use a sealing washer to connect, the bellows returns easily to take off in the joint, leads to connecting insecurely, loses the sealing connection effect, can not satisfy normal use demand.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is to the problem that exists among the background art, provides a through spacing double-walled bellows sealing joint structure who guarantees to connect the leakproofness.
The technical scheme of the utility model, a double-walled bellows sealing joint structure, including bellows, sealing washer and sleeve.
The periphery of the corrugated pipe is provided with a plurality of wave trough portions side by side along the axial direction, the sealing ring is clamped and sleeved at the wave trough portions and is in sealing connection with the inner wall of the sleeve, the sleeve is provided with a plurality of connecting ends, the connecting ends are provided with U-shaped openings to form limiting buckle portions used for being clamped into the wave trough portions, the limiting buckle portions are arranged in a plurality, each limiting buckle portion comprises a connecting plate portion and a clamping table portion, and the clamping table portions are integrally connected to one surface, facing the inner side of the sleeve, of the connecting plate portion.
Preferably, a plurality of grooves are arranged on the connecting plate part side by side.
Preferably, the outer end of the connecting end is provided with a guide ring part which is in a horn shape expanding outwards.
Preferably, the sleeve has a step inside, and the end of the bellows abuts at the step.
Preferably, the sleeve is a straight pipe joint, an elbow joint, a three-way joint or a four-way joint.
Preferably, the edges of the U-shaped opening are provided with rounded corners.
Preferably, the sealing ring is a rubber ring.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model discloses a spacing leakproofness of guaranteeing bellows and muffjoint. Before the corrugated pipe and the sleeve are connected, the sealing ring is sleeved at one wave valley part, then the corrugated pipe is inserted into the connecting end of the sleeve until the clamping table part of the limiting buckle part is clamped at the other wave valley part, the wave valley part is positioned outside the wave valley part where the sealing ring is positioned, the limiting buckle part can limit the corrugated pipe, so that the connection firmness of the corrugated pipe is ensured, and the sealing ring can be effectively and hermetically connected with the sleeve at the connecting end.
Drawings
FIG. 1 is a schematic view of a connection structure of a straight pipe connector according to an embodiment of the present invention;
FIG. 2 is a schematic view of a connection structure of the elbow pipe according to the embodiment of the present invention;
FIG. 3 is a schematic view of a connection structure of a tee pipe as a joint according to an embodiment of the present invention;
FIG. 4 is a schematic view of a connection structure of the four-way pipe joint according to the embodiment of the present invention;
fig. 5 is a partial structural sectional view of a joint of a corrugated pipe and a joint according to an embodiment of the present invention.
Reference numerals: 1. a bellows; 101. a wave trough portion; 2. a seal ring; 3. a sleeve; 31. a limit buckle part; 311. a groove; 32. a guide ring portion; 301. a step portion.
Detailed Description
Example one
As shown in fig. 1-5, the present invention provides a double-wall corrugated pipe sealing joint structure, which includes a corrugated pipe 1, a sealing ring 2 and a sleeve 3.
The corrugated pipe comprises a corrugated pipe 1, wherein a plurality of wave trough parts 101 are arranged on the periphery of the corrugated pipe in parallel along the axial direction, a sealing ring 2 is a rubber ring, the sealing ring 2 is clamped at the wave trough parts 101 and is in sealing connection with the inner wall of a sleeve 3, the sleeve 3 is provided with a plurality of connecting ends, U-shaped openings are formed in the connecting ends to form limiting buckle parts 31 which are clamped into the wave trough parts 101, round corners are arranged at the edges of the U-shaped openings, the limiting buckle parts 31 can elastically deform when the corrugated pipe 1 is inserted, stress concentration can be avoided by arranging the round corners at the edges of the U-shaped openings, the service life is prolonged, the limiting buckle parts 31 are arranged in a plurality, each limiting buckle part 31 comprises a connecting plate part and a clamping platform part, the clamping platform parts are integrally connected to one surface, facing the inner side of the sleeve 3, of the sleeve 3 is a straight pipe joint, a bent pipe joint, a three-way joint or a four-way joint, so that the corrugated pipe can be suitable for different joints, and the application range is large.
The sealing performance of the connection between the corrugated pipe 1 and the sleeve 3 is ensured by limiting. Before the corrugated pipe 1 and the sleeve 3 are connected, the sealing ring 2 is firstly sleeved at one wave trough 101, then the corrugated pipe 1 is inserted into the connecting end of the sleeve 3 until the clamping table part of the limit buckle part 31 is clamped at the other wave trough 101, the wave trough part 101 is positioned outside the wave trough 101 where the sealing ring 2 is positioned, the limit buckle part 31 can limit the corrugated pipe 1, so that the connection firmness of the corrugated pipe 1 is ensured, and the sealing ring 2 can be effectively and hermetically connected with the sleeve 3 at the connecting end.
Example two
As shown in fig. 5, compared with the first embodiment, in the present embodiment, the connection plate portion is provided with a plurality of grooves 311 side by side, and the grooves 311 are beneficial for the elastic deformation and recovery of the position-limiting buckle portion 31.
EXAMPLE III
As shown in fig. 5, compared with the first embodiment, in the present embodiment, the sleeve 3 has a step portion 301 inside, the end of the corrugated tube 1 abuts against the step portion 301, and the step portion 301 further improves the limiting effect on the corrugated tube 1 on the basis of the limit buckle portion 31, and improves the sealing performance when the corrugated tube 1 and the sleeve 3 are connected.
Example four
As shown in fig. 5, the utility model provides a double-walled bellows sealing joint structure compares in embodiment one, and in this embodiment, the link outer end is provided with guide ring portion 32, and guide ring portion 32 is the loudspeaker form of outside extension, conveniently inserts bellows 1 in sleeve 3's the link, saves connection time, improves connection efficiency.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.
Claims (7)
1. A double-wall corrugated pipe sealing joint structure is characterized by comprising a corrugated pipe (1), a sealing ring (2) and a sleeve (3);
the corrugated pipe (1) periphery is provided with a plurality of ripples trough portion (101) along the axial side by side, sealing washer (2) card cover in ripples trough portion (101) department and with sleeve (3) inner wall sealing connection, sleeve (3) have a plurality of link ends, the link end is provided with U-shaped opening in order to form spacing knot portion (31) that are used for blocking into in ripples trough portion (101), spacing knot portion (31) are provided with a plurality ofly altogether, spacing knot portion (31) are including connecting plate portion and card platform portion, card platform portion body coupling is in the one side of connecting plate portion towards sleeve (3) inboard.
2. A double-walled bellows seal joint construction according to claim 1, characterized in that the web portion is provided with a plurality of recesses (311) arranged side by side.
3. The double-walled bellows seal joint structure of claim 1, wherein the connecting end is provided at an outer end thereof with a guide ring portion (32), and the guide ring portion (32) has an outwardly flared shape.
4. A double-walled bellows sealing joint arrangement according to claim 1, characterized in that the sleeve (3) has a step (301) inside, and the end of the bellows (1) abuts at the step (301).
5. A double-walled bellows sealing joint arrangement according to claim 1, characterized in that the sleeve (3) is a straight pipe joint or an elbow joint or a tee joint or a cross joint.
6. The double-walled bellows sealing joint structure of claim 1, wherein a rounded corner is provided at an edge of the U-shaped opening.
7. A double-walled bellows gland structure according to claim 1, characterized in that the sealing ring (2) is a rubber ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220606926.5U CN216843484U (en) | 2022-03-18 | 2022-03-18 | Double-wall corrugated pipe sealing joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220606926.5U CN216843484U (en) | 2022-03-18 | 2022-03-18 | Double-wall corrugated pipe sealing joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216843484U true CN216843484U (en) | 2022-06-28 |
Family
ID=82096845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220606926.5U Active CN216843484U (en) | 2022-03-18 | 2022-03-18 | Double-wall corrugated pipe sealing joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216843484U (en) |
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2022
- 2022-03-18 CN CN202220606926.5U patent/CN216843484U/en active Active
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