CN210128134U - Sealed metal corrugated pipe structure - Google Patents
Sealed metal corrugated pipe structure Download PDFInfo
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- CN210128134U CN210128134U CN201921057070.5U CN201921057070U CN210128134U CN 210128134 U CN210128134 U CN 210128134U CN 201921057070 U CN201921057070 U CN 201921057070U CN 210128134 U CN210128134 U CN 210128134U
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Abstract
The utility model relates to the technical field of metal corrugated pipe fittings, in particular to a sealing type metal corrugated pipe fitting structure, which comprises a metal corrugated pipe, wherein a rubber sleeve is sleeved outside the metal corrugated pipe, an inner sealing sleeve is sleeved outside the metal corrugated pipe, a butt joint ring groove is formed in the surface of the inner sealing sleeve, a sealing ring plate is butt jointed inside the butt joint ring groove, the sealing ring plate is fixed on the bottom surface of the rubber sleeve, a splicing groove is formed in the surface of the inner sealing sleeve, a rubber splicing piece is butt jointed inside the splicing groove, the rubber splicing piece is fixed on the bottom surface of the rubber sleeve, a traction strip is arranged on the surface of the rubber splicing piece, and the traction strip is butt jointed in the connecting groove; the beneficial effects are that: the utility model provides a canned type metal bellows spare structure adds at the downside of rubber sleeve and establishes interior sleeve pipe and to seal the space between sleeve pipe and the rubber sleeve outward and fill to upwards extrude the rubber sleeve, avoid the rubber sleeve not hard up and produce the weeping phenomenon.
Description
Technical Field
The utility model relates to a metal corrugated pipe related technical field specifically is a canned type metal corrugated pipe spare structure.
Background
The metal corrugated pipe is a metal pipe which is made by spirally folding and seaming a galvanized or non-galvanized low-carbon steel strip and is used for a preformed hole in a post-tensioned prestressed concrete structural member;
in the prior art, the joint between the metal corrugated pipe and other pipe fittings has poor sealing performance, and the metal corrugated pipe and other pipe fittings are plugged only by sleeving a rubber sleeve on the outer side of the metal corrugated pipe, but the sealing performance between the sleeve sleeved on the outer side of the metal corrugated pipe and screwed with other pipe fittings and the metal corrugated pipe is poor, so that the rubber sleeve is easy to loosen to generate a liquid leakage phenomenon; therefore, the utility model provides a canned type metal bellows spare structure is used for solving above-mentioned problem.
Disclosure of Invention
An object of the utility model is to provide a canned type metal bellows spare structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a canned type metal bellows spare structure, includes corrugated metal pipe, corrugated metal pipe's outside cover is equipped with the rubber sleeve, and corrugated metal pipe's outside cover is equipped with interior seal sleeve pipe, the butt joint annular has been seted up on interior seal sleeve pipe's surface, the inside of butt joint annular is docked has the seal ring board, the seal ring board is fixed on the bottom surface of rubber sleeve, and the sheathed tube surface of interior seal has seted up the concatenation groove, the inside in concatenation groove is docked has the rubber splicing piece, the rubber splicing piece is fixed on the bottom surface of rubber sleeve, and the surface of rubber splicing piece is provided with the tractive strip, the tractive strip is docked in the spread groove, the spread groove is seted up and is sealed sheathed tube outward on the surface at interior seal sleeve pipe, and corrugated metal pipe's outside.
Preferably, the rubber sleeve and the inner sealing sleeve are both in a convex annular structure, the end faces with large areas in the two end faces of the rubber sleeve and the end faces with large areas in the two end faces of the inner sealing sleeve are distributed oppositely, and the inner annular face of the inner sealing sleeve is in threaded connection with the metal corrugated pipe.
Preferably, the butt joint annular groove is a circular ring column structure, the sealing ring plate is a circular ring plate structure, the outer ring diameter of the butt joint annular groove is smaller than the outer ring diameter of the top surface of the inner sealing sleeve, and the inner ring diameter of the butt joint annular groove is larger than the inner ring diameter of the top surface of the inner sealing sleeve.
Preferably, the splicing grooves are of circular arc structures, the diameters of the outer rings of the splicing grooves are equal to the diameter of the outer ring of the top surface of the inner sealing sleeve, the diameters of the inner rings of the splicing grooves are larger than the diameter of the outer ring of the butt joint ring groove, the splicing grooves are arranged in a plurality of numbers, and the splicing grooves are equidistantly arranged on the outer ring surface of the inner sealing sleeve.
Preferably, the connecting groove is of a circular arc structure, the diameter of the outer ring of the connecting groove is equal to that of the outer ring of the splicing groove, the diameter of the inner ring of the connecting groove is larger than that of the inner ring of the splicing groove, and the connecting groove is communicated with the two adjacent splicing grooves.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model provides a sealed metal corrugated pipe fitting structure, which is characterized in that an inner sealing sleeve is additionally arranged at the lower side of a rubber sleeve to fill the gap between an outer sealing sleeve and the rubber sleeve, and the rubber sleeve is upwards extruded, so that the phenomenon of liquid leakage caused by the looseness of the rubber sleeve is avoided;
2. the utility model provides a canned type metal bellows spare structure adds between rubber sleeve and interior seal sleeve pipe and establishes butt joint annular and seal ring board promotion rubber sleeve and the interior leakproofness between the seal sleeve pipe, and adds between rubber sleeve and interior seal sleeve pipe and establishes rubber splicing piece and splice groove restriction rubber sleeve and interior seal sleeve pipe between rotate to add between two adjacent rubber splicing pieces and establish the tractive strip and be convenient for turn over the book to rubber splicing piece.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an explosion diagram of the connection structure of the rubber sleeve and the inner sealing sleeve of the present invention.
In the figure: the sealing structure comprises a metal corrugated pipe 1, a rubber sleeve 2, an inner sealing sleeve 3, a butt joint ring groove 4, a sealing ring plate 5, a splicing groove 6, a rubber splicing sheet 7, a traction strip 8, a connecting groove 9 and an outer sealing sleeve 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 2, the present invention provides a technical solution: a sealing type metal corrugated pipe fitting structure comprises a metal corrugated pipe 1, wherein a rubber sleeve 2 is sleeved on the outer side of the metal corrugated pipe 1, an inner sealing sleeve 3 is sleeved on the outer side of the metal corrugated pipe 1, the rubber sleeve 2 and the inner sealing sleeve 3 are both in a convex annular structure, the end face with a large area in two end faces of the rubber sleeve 2 and the end face with a large area in two end faces of the inner sealing sleeve 3 are distributed oppositely, the inner annular face of the inner sealing sleeve 3 is in threaded connection with the metal corrugated pipe 1, a butt joint annular groove 4 is formed in the surface of the inner sealing sleeve 3, a sealing annular plate 5 is butt jointed inside the butt joint annular groove 4, the sealing annular plate 5 is bonded on the bottom face of the rubber sleeve 2, the butt joint annular groove 4 is in an annular cylinder structure, the sealing annular plate 5 is in an annular plate structure, the outer ring diameter of the butt joint annular groove 4 is smaller than the outer ring diameter of the top face of the inner sealing sleeve, screwing an inner sealing sleeve 3 on the metal corrugated pipe 1 in a threaded manner, screwing the inner sealing sleeve 3 upwards to enable a butt joint ring groove 4 on the top surface of the inner sealing sleeve 3 to be in butt joint with a sealing ring plate 5 on the bottom surface of the rubber sleeve 2, and filling the sealing ring plate 5 in the butt joint ring groove 4 to improve the sealing property between the rubber sleeve 2 and the inner sealing sleeve 3;
the surface of the inner sealing sleeve 3 is provided with splicing grooves 6, the splicing grooves 6 are of an arc-shaped structure, the diameter of the outer ring of each splicing groove 6 is equal to that of the outer ring of the top surface of the inner sealing sleeve 3, the diameter of the inner ring of each splicing groove 6 is larger than that of the outer ring of the butt-joint ring groove 4, the splicing grooves 6 are arranged in a plurality of equal-size mode, the splicing grooves 6 are arranged on the outer ring surface of the inner sealing sleeve 3 in an equal-size mode, rubber splicing pieces 7 are butted inside the splicing grooves 6, the rubber splicing pieces 7 are bonded to the bottom surface of the rubber sleeve 2, the rubber splicing pieces 7 are butted inside the splicing grooves 6, the traction strips 8 are butted inside the connecting grooves 9, the rubber splicing pieces 7 are butted inside the splicing grooves 6, and abrasion caused by rotation between the rubber sleeve 2 and the;
and the surface of the rubber splicing sheet 7 is bonded with a pulling strip 8, the pulling strip 8 is butted in a connecting groove 9, when the rubber sleeve 2 is sleeved at the upper end of the tube body of the metal corrugated tube 1, the rubber splicing sheet 7 on the bottom surface of the rubber sleeve 2 is turned upwards at the moment, the outer ring surface of the rubber splicing sheet 7 is contacted with the outer ring surface of the rubber sleeve 2, the connecting groove 9 is of a circular arc structure, the diameter of the outer ring of the connecting groove 9 is equal to that of the outer ring of the splicing groove 6, the diameter of the inner ring of the connecting groove 9 is larger than that of the inner ring of the splicing groove 6, the connecting groove 9 is communicated with two adjacent splicing grooves 6, the connecting groove 9 is opened on the surface of the inner sealing sleeve 3, the pulling strip 8 is used for turning the rubber splicing sheet 7 downwards, the turned-over rubber splicing sheet 7 is butted in the splicing groove 6, the pulling strip 8 is butted in the connecting groove 9, the outer side of the metal corrugated, and (3) screwing upwards, and extruding the inner sealing sleeve 3 upwards by the outer sealing sleeve 10 and screwing with an external pipe body.
The working principle is as follows: during actual operation, the rubber sleeve 2 is sleeved at the upper end of the metal corrugated pipe 1, the rubber splicing sheet 7 on the bottom surface of the rubber sleeve 2 is turned upwards at the moment, the outer ring surface of the rubber splicing sheet 7 is contacted with the outer ring surface of the rubber sleeve 2, then the inner sealing sleeve 3 is screwed on the metal corrugated pipe 1, the inner sealing sleeve 3 is screwed upwards, the butt joint ring groove 4 on the top surface of the inner sealing sleeve 3 is butted with the sealing ring plate 5 on the bottom surface of the rubber sleeve 2, the sealing ring plate 5 is filled in the butt joint ring groove 4 to improve the sealing performance between the rubber sleeve 2 and the inner sealing sleeve 3, then the pulling and pulling strip 8 is used for turning the rubber splicing sheet 7 downwards, the turned rubber splicing sheet 7 is butted in the splicing groove 6, the pulling strip 8 is butted in the connecting groove 9, the rubber splicing sheet 7 is butted in the splicing groove 6, and abrasion caused by rotation between the rubber sleeve 2 and the inner sealing sleeve 3 is avoided, and finally, sleeving the outer sealing sleeve 10 on the outer side of the metal corrugated pipe 1, screwing upwards, extruding the inner sealing sleeve 3 upwards by the outer sealing sleeve 10, and screwing with an external pipe body, wherein at the moment, the rubber sleeve 2 and the inner sealing sleeve 3 are respectively sealed on an upper side connector and a lower side connector of the metal corrugated pipe 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a canned type metal bellows spare structure, includes metal bellows (1), its characterized in that: the outer side of the metal corrugated pipe (1) is sleeved with a rubber sleeve (2), the outer side of the metal corrugated pipe (1) is sleeved with an inner sealing sleeve (3), the surface of the inner sealing sleeve (3) is provided with a butt joint ring groove (4), the inside of the butt joint ring groove (4) is butt jointed with a sealing ring plate (5), the sealing ring plate (5) is fixed on the bottom surface of the rubber sleeve (2), and the surface of the inner sealing sleeve (3) is provided with a splicing groove (6), the inside of the splicing groove (6) is butted with a rubber splicing sheet (7), the rubber splicing sheet (7) is fixed on the bottom surface of the rubber sleeve (2), and the surface of the rubber splicing sheet (7) is provided with a pulling strip (8), the pulling strip (8) is butted in a connecting groove (9), the connecting groove (9) is arranged on the surface of the inner sealing sleeve (3), and the outer sealing sleeve (10) is sleeved on the outer side of the metal corrugated pipe (1).
2. The hermetically sealed metal bellows structure of claim 1, wherein: the rubber sleeve (2) and the inner sealing sleeve (3) are both in a convex annular structure, the end faces with large areas in the two end faces of the rubber sleeve (2) and the end faces with large areas in the two end faces of the inner sealing sleeve (3) are distributed oppositely, and the inner annular face of the inner sealing sleeve (3) is in threaded connection with the metal corrugated pipe (1).
3. The hermetically sealed metal bellows structure of claim 1, wherein: the butt joint ring groove (4) is of a circular ring cylinder structure, the sealing ring plate (5) is of a circular ring plate-shaped structure, the outer ring diameter of the butt joint ring groove (4) is smaller than that of the top surface of the inner sealing sleeve (3), and the inner ring diameter of the butt joint ring groove (4) is larger than that of the top surface of the inner sealing sleeve (3).
4. The hermetically sealed metal bellows structure of claim 1, wherein: the splicing grooves (6) are of circular arc structures, the outer ring diameter of the splicing grooves (6) is equal to that of the top surface of the inner sealing sleeve (3), the inner ring diameter of the splicing grooves (6) is larger than that of the butt joint ring grooves (4), the splicing grooves (6) are arranged in a plurality, and the splicing grooves (6) are equidistantly arranged on the outer ring surface of the inner sealing sleeve (3).
5. The hermetically sealed metal bellows structure of claim 1, wherein: the connecting groove (9) is of a circular arc-shaped structure, the diameter of the outer ring of the connecting groove (9) is equal to that of the outer ring of the splicing groove (6), the diameter of the inner ring of the connecting groove (9) is larger than that of the inner ring of the splicing groove (6), and the connecting groove (9) is communicated with the two adjacent splicing grooves (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057070.5U CN210128134U (en) | 2019-07-08 | 2019-07-08 | Sealed metal corrugated pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057070.5U CN210128134U (en) | 2019-07-08 | 2019-07-08 | Sealed metal corrugated pipe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210128134U true CN210128134U (en) | 2020-03-06 |
Family
ID=69665160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921057070.5U Active CN210128134U (en) | 2019-07-08 | 2019-07-08 | Sealed metal corrugated pipe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210128134U (en) |
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2019
- 2019-07-08 CN CN201921057070.5U patent/CN210128134U/en active Active
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