CN217328988U - Hinge type corrugated expansion joint - Google Patents
Hinge type corrugated expansion joint Download PDFInfo
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- CN217328988U CN217328988U CN202123341961.3U CN202123341961U CN217328988U CN 217328988 U CN217328988 U CN 217328988U CN 202123341961 U CN202123341961 U CN 202123341961U CN 217328988 U CN217328988 U CN 217328988U
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- expansion joint
- main body
- protection mechanism
- joint main
- corrugated pipe
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Abstract
The utility model discloses a hinge type corrugated expansion joint, which comprises an expansion joint main body, wherein the expansion joint main body is provided with a first corrugated pipe and a second corrugated pipe, the outer side of one end of the expansion joint main body is provided with a first hinge seat, the outer side of the other end of the expansion joint main body is provided with a second hinge seat, and a hinge plate is hinged between the first hinge seat and the second hinge seat; the expansion joint is characterized in that a first outer protection mechanism is arranged on the outer side of the expansion joint main body, a first inner protection mechanism is arranged on the inner side of the expansion joint main body, which is located on the first corrugated pipe, a second outer protection mechanism is arranged on the outer side of the expansion joint main body, and a second inner protection mechanism is arranged on the inner side of the expansion joint main body, which is located on the second corrugated pipe. The utility model discloses, through setting up two bellows and with articulated slab between first articulated seat and the articulated seat of second, can improve the crooked effect of expansion joint.
Description
Technical Field
The utility model relates to a ripple expansion joint technical field specifically is a hinge type ripple expansion joint.
Background
The universal hinge type corrugated expansion joint is a flexible part consisting of a corrugated pipe, a universal ring and two pairs of hinge plates connected with the universal ring and an end pipe. Generally two universal hinges or two universal hinges and a single hinge are matched and used together, and the universal hinge is suitable for L-shaped piping and Z-shaped piping, and mainly compensates the resultant displacement of the multi-plane bending pipe section in an angular deflection mode. Because the universal ring, the pin shaft and the hinge plate can bear the action of pressure thrust and other additional external forces, the expansion joint can absorb the internal pressure thrust and cannot generate external force on the pipeline.
The existing expansion joint has poor bending effect; and the corrugated pipe cannot be well protected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hinge type ripple expansion joint to solve the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a hinge type corrugated expansion joint comprises an expansion joint main body, wherein a first corrugated pipe and a second corrugated pipe are arranged on the expansion joint main body, a first hinge seat is arranged on the outer side of one end of the expansion joint main body, a second hinge seat is arranged on the outer side of the other end of the expansion joint main body, and a hinge plate is hinged between the first hinge seat and the second hinge seat; the expansion joint is characterized in that a first outer protection mechanism is arranged on the outer side of the expansion joint main body, a first inner protection mechanism is arranged on the inner side of the expansion joint main body, which is located on the first corrugated pipe, a second outer protection mechanism is arranged on the outer side of the expansion joint main body, and a second inner protection mechanism is arranged on the inner side of the expansion joint main body, which is located on the second corrugated pipe.
Preferably, the first outer protection mechanism and the second outer protection mechanism are the same in structure, the first outer protection mechanism and the second outer protection mechanism are composed of a first protection sleeve and a second protection sleeve, the first protection sleeve and the second protection sleeve are respectively located on the expansion joint main bodies on two sides of the corrugated pipe, and the outer diameter of the first protection sleeve is smaller than the inner diameter of the second protection sleeve.
Preferably, the first protective sleeve and the second protective sleeve are made of rubber.
Preferably, the first inner protection mechanism and the second inner protection mechanism are identical in structure, the first inner protection mechanism and the second inner protection mechanism are both annular sleeves with one ends turned outwards, and the turning-outwards structures of the annular sleeves are fixed on the inner wall of the expansion joint main body.
Preferably, two ends of the hinged plate are respectively fixed on the first hinged seat and the second hinged seat through pin shafts.
Compared with the prior art, the beneficial effects of the utility model are that: the bending effect of the expansion joint can be improved by arranging the two corrugated pipes and hinging the first hinging seat and the second hinging seat with the hinging plate; the outer side of the corrugated pipe can be protected through the outer protection mechanism, and the first protection sleeve and the second protection sleeve are of rubber structures, so that compared with a traditional protection structure, the rubber structure has little influence on the bending of the expansion joint; the inner side of the corrugated pipe is provided with an inner protection mechanism which can protect the inner side of the corrugated pipe.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention without the external protection mechanism;
fig. 3 is a schematic structural view of the expansion joint body of the present invention.
In the figure: 1. a first mounting seat; 2. a first hinge mount; 3. a first outer protection mechanism; 4. a hinge plate; 5. a second outer protection mechanism; 6. a second hinge mount; 7. a second mounting seat; 8. an expansion joint body; 9. a first bellows; 10. a second bellows; 11. a first inner protection mechanism; 12. a second inner protection mechanism; 31. a first protective cover; 32. and a second protective sleeve.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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. 1-3, in an embodiment of the present invention, a hinge type corrugated expansion joint includes an expansion joint main body 8, a first corrugated pipe 9 and a second corrugated pipe 10 are disposed on the expansion joint main body 8, a first hinge seat 2 is mounted on an outer side of one end of the expansion joint main body 8, a second hinge seat 6 is mounted on an outer side of the other end of the expansion joint main body 8, and a hinge plate 4 is hinged between the first hinge seat 2 and the second hinge seat 6; the expansion joint main body 8 is positioned on the outer side of the first corrugated pipe 9 and is provided with a first outer protection mechanism 3, the expansion joint main body 8 is positioned on the inner side of the first corrugated pipe 9 and is provided with a first inner protection mechanism 11, the expansion joint main body 8 is positioned on the outer side of the second corrugated pipe 10 and is provided with a second outer protection mechanism 5, and the expansion joint main body 8 is positioned on the inner side of the second corrugated pipe 10 and is provided with a second inner protection mechanism 12; the first outer protection mechanism 3 and the second outer protection mechanism 5 are identical in structure, the first outer protection mechanism 3 and the second outer protection mechanism 5 are both composed of a first protection sleeve 31 and a second protection sleeve 32, the first protection sleeve 31 and the second protection sleeve 32 are respectively positioned on the expansion joint main body 8 on two sides of the corrugated pipe, and the outer diameter of the first protection sleeve 31 is smaller than the inner diameter of the second protection sleeve 32; the first protecting sleeve 31 and the second protecting sleeve 32 are of rubber structures; the first inner protection mechanism 11 and the second inner protection mechanism 12 are the same in structure, the first inner protection mechanism 11 and the second inner protection mechanism 12 are both annular sleeves with one ends turned outwards, and the turning-outwards structures of the annular sleeves are fixed on the inner wall of the expansion joint main body 8; two ends of the hinged plate 4 are respectively fixed on the first hinged seat 2 and the second hinged seat 6 through pin shafts; the bending effect of the expansion joint can be improved by arranging two corrugated pipes and hinging the hinged plate 4 between the first hinged seat 2 and the second hinged seat 6; the outer side of the corrugated pipe can be protected through the outer protection mechanism, and the first protection sleeve 31 and the second protection sleeve 32 are of rubber structures, so that compared with a traditional protection structure, the rubber structure has little influence on the bending of the expansion joint; the inner side of the corrugated pipe is provided with an inner protection mechanism which can protect the inner side of the corrugated pipe.
The utility model discloses a theory of operation is: the bending effect of the expansion joint can be improved by arranging two corrugated pipes and hinging the hinged plate 4 between the first hinged seat 2 and the second hinged seat 6; the outer side of the corrugated pipe can be protected through the outer protection mechanism, and the first protection sleeve 31 and the second protection sleeve 32 are of rubber structures, so that compared with a traditional protection structure, the rubber structure has little influence on the bending of the expansion joint; the inner side of the corrugated pipe is provided with an inner protection mechanism which can protect the inner side of the corrugated pipe.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A hinged bellows expansion joint comprising an expansion joint body (8), characterized in that: a first corrugated pipe (9) and a second corrugated pipe (10) are arranged on the expansion joint main body (8), a first hinge seat (2) is installed on the outer side of one end of the expansion joint main body (8), a second hinge seat (6) is installed on the outer side of the other end of the expansion joint main body (8), and a hinge plate (4) is hinged between the first hinge seat (2) and the second hinge seat (6); the expansion joint is characterized in that a first outer protection mechanism (3) is arranged on the outer side of the expansion joint main body (8) located on the first corrugated pipe (9), a first inner protection mechanism (11) is arranged on the inner side of the expansion joint main body (8) located on the first corrugated pipe (9), a second outer protection mechanism (5) is arranged on the outer side of the expansion joint main body (8) located on the second corrugated pipe (10), and a second inner protection mechanism (12) is arranged on the inner side of the expansion joint main body (8) located on the second corrugated pipe (10).
2. A hinged bellows expansion joint as claimed in claim 1, wherein: the outer protection machanism of first outer protection machanism (3) and second (5) structure is the same, and outer protection machanism of first outer protection machanism (3) and second (5) constitute by first lag (31) and second lag (32), first lag (31) and second lag (32) are located the expansion joint main part (8) of bellows both sides respectively, and the external diameter of first lag (31) is less than the internal diameter of second lag (32).
3. A hinged bellows expansion joint as claimed in claim 2, wherein: the first protective sleeve (31) and the second protective sleeve (32) are of rubber structures.
4. A hinged bellows expansion joint as claimed in claim 1, wherein: the first inner protection mechanism (11) and the second inner protection mechanism (12) are identical in structure, the first inner protection mechanism (11) and the second inner protection mechanism (12) are both annular sleeves with one ends turned outwards, and the turning-outwards structures of the annular sleeves are fixed on the inner wall of the expansion joint main body (8).
5. A hinged bellows expansion joint as claimed in claim 1, wherein: and two ends of the hinged plate (4) are respectively fixed on the first hinged seat (2) and the second hinged seat (6) through pin shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123341961.3U CN217328988U (en) | 2021-12-28 | 2021-12-28 | Hinge type corrugated expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123341961.3U CN217328988U (en) | 2021-12-28 | 2021-12-28 | Hinge type corrugated expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217328988U true CN217328988U (en) | 2022-08-30 |
Family
ID=82988898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123341961.3U Active CN217328988U (en) | 2021-12-28 | 2021-12-28 | Hinge type corrugated expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217328988U (en) |
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2021
- 2021-12-28 CN CN202123341961.3U patent/CN217328988U/en active Active
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