CN220016448U - Movable flange pipe linking device - Google Patents
Movable flange pipe linking device Download PDFInfo
- Publication number
- CN220016448U CN220016448U CN202321413639.3U CN202321413639U CN220016448U CN 220016448 U CN220016448 U CN 220016448U CN 202321413639 U CN202321413639 U CN 202321413639U CN 220016448 U CN220016448 U CN 220016448U
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- Prior art keywords
- clamp
- movable flange
- fixed joint
- lower cover
- flange
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- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a movable flange pipe linking device, which comprises a movable flange upper cover, a movable flange lower cover and a fixing part; the movable flange upper cover and the movable flange lower cover are mutually clamped and fixed and locked through the fixing part; the movable flange lower cover is internally provided with a first fixed joint and a first clamp, the first clamp is locked at one end of the first fixed joint, the first clamp and the first fixed joint are embedded into the movable flange lower cover, and the other end of the first fixed joint is fixed at one end of a movable flange pipe to be linked; the movable flange upper cover is internally provided with a second fixed joint and a second clamp, the second clamp is locked at one end of the second fixed joint, the second clamp and the second fixed joint are embedded into the movable flange upper cover, and the other end of the second fixed joint is fixed at the other end of a movable flange pipe to be linked. The flange connection structure ensures parallelism and concentricity of flange connection, prolongs service life of the flange, and reduces field workload.
Description
Technical Field
The utility model relates to the technical field of nuclear power pipeline connecting joints, in particular to a movable flange pipe linking device.
Background
In industrial pipelines, flange connections are one of the important ways in which pipelines are connected: the sealing device has the characteristics of convenience in disassembly and assembly, high strength and good sealing property; before the butt joint of the pipeline, the top of the pipeline is required to be prefabricated with a flange by welding; when the flanges are installed and connected, bolts and nuts are required to be installed in the two half flange fastening holes, and the bolts and nuts are used for tightening and connecting the two flanges to realize pipeline connection; in the process, if the positions of the prefabricated flanges or the original positions of the pipelines are improperly arranged, the situation that the flange holes deviate or the butt end surfaces of the flanges are uneven can occur; in this case, the flanges are usually required to be manually repaired before the pipelines are connected, or the pipeline arrangement is readjusted, so that the manual workload is increased; because of the slow speed of manual repair, the time is long, and the efficiency of pipeline connection is also affected.
Disclosure of Invention
The utility model aims to provide a movable flange pipe linking device which solves the technical problems of misalignment of a flange, uneven end face of the flange and unreasonable arrangement of pipelines.
In one aspect, a live flange pipe linking device is provided, comprising:
a movable flange upper cover, a movable flange lower cover and a fixing part;
the movable flange upper cover and the movable flange lower cover are mutually clamped and fixed and locked through the fixing part;
the movable flange lower cover is internally provided with a first fixed joint and a first clamp, the first clamp is locked at one end of the first fixed joint, the first clamp and the first fixed joint are embedded into the movable flange lower cover, and the other end of the first fixed joint is fixed at one end of a movable flange pipe to be linked;
the movable flange upper cover is internally provided with a second fixed joint and a second clamp, the second clamp is locked at one end of the second fixed joint, the second clamp and the second fixed joint are embedded into the movable flange upper cover, and the other end of the second fixed joint is fixed at the other end of a movable flange pipe to be linked.
Preferably, the lower cover of the movable flange is cake-shaped, a first through hole is arranged at the central part of the lower cover of the movable flange, and the first through hole is embedded into the first fixed joint and the first clamp;
the inner part of the movable flange lower cover is provided with a plurality of first reinforcing parts which are arranged continuously and used for improving the strength of the movable flange lower cover.
Preferably, the first fixing joint is tubular, an annular groove is arranged at the top of the first fixing joint, the outer diameter of the top end face of the first fixing joint is larger than the diameter of a movable flange pipe to be linked, and the outer diameter of the top end face of the first fixing joint is equal to the diameter of the first through hole.
Preferably, the first clip includes: a first left clamp and a first right clamp,
the first left clamp and the first right clamp are adjacently wrapped in the annular groove of the first fixed joint, and the first left clamp and the first right clamp are adjacently embedded in the first through hole.
Preferably, the diameter of the outer circle formed by combining the first left clamp and the first right clamp is larger than the outer diameter of the top end face of the first fixed joint.
Preferably, the upper cover of the movable flange is cake-shaped, a second through hole is arranged at the center part of the upper cover of the movable flange, and the second through hole is embedded into the second fixed joint and the second clamp;
the inside of the movable flange lower cover is provided with a plurality of second reinforcing parts which are arranged continuously and are used for improving the strength of the movable flange lower cover.
Preferably, the second fixing joint is tubular, an annular groove is arranged at the top of the second fixing joint, the outer diameter of the top end face of the second fixing joint is larger than the diameter of the movable flange pipe to be linked, and the outer diameter of the top end face of the second fixing joint is equal to the diameter of the second through hole.
Preferably, the second clip includes: a second left clamp and a second right clamp,
the second left clamp and the second right clamp are adjacently wrapped in the annular groove of the second fixed joint, and the second left clamp and the second right clamp are adjacently embedded in the second through hole.
Preferably, the diameter of the outer circle formed by combining the second left clamp and the second right clamp is larger than the outer diameter of the top end face of the second fixed joint.
Preferably, a plurality of identical oval bolt holes are provided on the surfaces of the upper cover and the lower cover for fixing the fixing portion and allowing the fixing portion to move therein.
In summary, the embodiment of the utility model has the following beneficial effects:
the movable flange pipe linking device provided by the utility model has the advantages of adjustability, high efficiency, stability and the like. The flange plate on the flange plate can be adaptively adjusted according to the actual use situation so as to ensure the parallelism and concentricity of flange connection; after the tension of the pipeline and the flange is eliminated, the service life of the flange is greatly prolonged, the workload of the site is reduced, and the economical efficiency of the site maintenance work is optimized.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.
FIG. 1 is a schematic view of a flexible flanged pipe coupling apparatus according to an embodiment of the utility model.
Fig. 2 is a schematic view of a lower cover of a movable flange according to an embodiment of the present utility model.
FIG. 3 is a schematic view of a movable flange top cover according to an embodiment of the present utility model.
Fig. 4 is a schematic view of a first fixing joint according to an embodiment of the utility model.
Fig. 5 is a schematic view of a first left clip according to an embodiment of the present utility model.
Fig. 6 is a schematic view of a first right clamp in an embodiment of the utility model.
Fig. 7 is an assembled schematic diagram of an embodiment of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
Fig. 1 to 3 are schematic views of an embodiment of a flexible flange pipe connecting apparatus according to the present utility model. In this embodiment, the live flange pipe linking device includes:
a movable flange upper cover 1, a movable flange lower cover 2 and a fixing part;
the movable flange upper cover 1 and the movable flange lower cover 2 are mutually clamped and fixed and locked through the fixing part;
a first fixed joint 3 and a first clamp are arranged in the movable flange lower cover 2, the first clamp is locked at one end of the first fixed joint 3, the first clamp and the first fixed joint 3 are embedded into the movable flange lower cover 2, and the other end of the first fixed joint 3 is fixed at one end of a movable flange pipe to be linked;
the movable flange upper cover 1 is internally provided with a second fixed joint 6 and a second clamp, the second clamp is locked at one end of the second fixed joint 6, the second clamp and the second fixed joint 6 are embedded into the movable flange upper cover 1, and the other end of the second fixed joint 6 is fixed at the other end of a movable flange pipe to be linked.
The movable flange upper cover 1 and the movable flange lower cover 2 are matched with each other through four lock catches (fixing parts) of the outer ring, and a preset clamp limit is matched between the movable flange upper cover 1 and the movable flange lower cover 2; the first fixed joint 3 and the second fixed joint 6 are required to be welded to one end of a pipeline with two ends to be connected in advance, so that the installation of the movable flange is realized; the material of the upper cover 1 of the movable flange, the lower cover 2 of the movable flange and the clamp should be corrosion-resistant material, and the end face of the upper cover 1 of the movable flange should be smooth and burr-free.
In a specific embodiment, the lower cover 2 of the movable flange is cake-shaped, and a first through hole is arranged at the center of the lower cover, and is embedded into the first fixed joint 3 and the first clamp; the inner part of the movable flange lower cover 2 is provided with a plurality of first reinforcing parts which are arranged continuously and are used for improving the strength of the movable flange lower cover 2. Reinforcing ribs of a peripheral ring are arranged inside the flange to ensure the strength of the flange.
As shown in fig. 4, the first fixing joint 3 is tubular, the top of the first fixing joint is provided with an annular groove, the outer diameter of the top end face of the first fixing joint is larger than the diameter of a movable flange pipe to be linked, and the outer diameter of the top end face of the first fixing joint is equal to the diameter of the first through hole. The top of the first fixed joint 3 is provided with an open-loop groove, and the outer diameter of the end surface of the top is slightly larger than the diameter of the joint pipeline.
As shown in fig. 5 and 6, the first clip includes: the first left clamp 4 and the first right clamp 5, the first left clamp 4 and the first right clamp 5 are adjacently wrapped in the annular groove of the first fixed joint 3, and the first left clamp 4 and the first right clamp 5 are adjacently embedded in the first through hole. The diameter of the outer circle formed by the combination of the first left clamp 4 and the first right clamp 5 is larger than the outer diameter of the top end face of the first fixed joint 3.
The movable flange lower cover 2 penetrates into the first fixed joint 3, the first left clamp 4 and the first right clamp 5 are assembled in the annular groove of the first fixed joint 3, a certain tightening force is required to be provided after the clamp is assembled in the groove, the diameter of the outer circle of the clamp is slightly larger than the outer diameter of the end face of the top of the first fixed joint 3, and the specific assembly effect is shown in figure 7.
In this embodiment, the upper cover 1 of the movable flange is in a cake shape, and a second through hole is disposed in the center of the upper cover, and the second through hole is embedded into the second fixing connector 6 and the second clip; the inside of the movable flange lower cover 2 is provided with a plurality of second reinforcing parts which are arranged continuously and are used for improving the strength of the movable flange lower cover 2. The structure and the assembly mode of the movable flange upper cover 1 are the same as those of the movable flange lower cover 2, but the positions are arranged in a mirror image manner when being assembled, and the details are not repeated here.
The second fixing joint 6 is tubular, an annular groove is formed in the top of the second fixing joint, the outer diameter of the top end face of the second fixing joint is larger than the diameter of a movable flange pipe to be linked, and the outer diameter of the top end face of the second fixing joint is equal to the diameter of the second through hole.
The second clip includes: the second left clamp and the second right clamp are adjacently wrapped in the annular groove of the second fixed joint 6, and the second left clamp and the second right clamp are adjacently embedded in the second through hole. And the diameter of an outer circle formed by combining the second left clamp and the second right clamp is larger than the outer diameter of the top end face of the second fixed joint 6.
The movable flange upper cover 1 is placed on the second fixing joint 6, the movable flange lower cover 2 is lifted, bolt holes of the movable flange upper cover 1 and the movable flange lower cover 2 are aligned, and the movable flange lower cover 2 is fixed in place through a buckle on the movable flange upper cover 1, so that the integral assembly of the utility model is realized.
Specifically, the surfaces of the upper cover 1 and the lower cover 2 are provided with a plurality of identical oval bolt holes for fixing the fixing portions and allowing the fixing portions to move therein. The bolt holes of the upper cover 1 and the lower cover 2 are elliptical and have the same size, position and the like. Thereby realizing the adjustability of the position of the bolt after assembly; reinforcing rib plates and four high-strength buckles of the peripheral ring are arranged in the movable flange upper cover 1, and the fastening degree and rigidity of connection are guaranteed. Meanwhile, the matching of the buckle and the movable flange lower cover 2 is tightly without gaps; the diameter of the inner hole of the upper cover 1 of the movable flange is the same as the outer diameter of the upper end surface of the second fixed joint 6 and is in clearance fit; according to different actual use conditions, the materials of each component can be flexibly adjusted, for example, the material can be applied to acid and alkali unloading pipelines, and the material of the upper cover can be acid and alkali resistant PVC and the like; after the actual connection, a gasket with proper thickness is matched, and the gasket covers the upper end face of the special connector.
In summary, the embodiment of the utility model has the following beneficial effects:
the movable flange pipe linking device provided by the utility model has the advantages of adjustability, high efficiency, stability and the like. The flange plate on the flange plate can be adaptively adjusted according to the actual use situation so as to ensure the parallelism and concentricity of flange connection; after the tension of the pipeline and the flange is eliminated, the service life of the flange is greatly prolonged, the workload of the site is reduced, and the economical efficiency of the site maintenance work is optimized.
The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. A live flange pipe linking apparatus, comprising:
a movable flange upper cover, a movable flange lower cover and a fixing part;
the movable flange upper cover and the movable flange lower cover are mutually clamped and fixed and locked through the fixing part;
the movable flange lower cover is internally provided with a first fixed joint and a first clamp, the first clamp is locked at one end of the first fixed joint, the first clamp and the first fixed joint are embedded into the movable flange lower cover, and the other end of the first fixed joint is fixed at one end of a movable flange pipe to be linked;
the movable flange upper cover is internally provided with a second fixed joint and a second clamp, the second clamp is locked at one end of the second fixed joint, the second clamp and the second fixed joint are embedded into the movable flange upper cover, and the other end of the second fixed joint is fixed at the other end of a movable flange pipe to be linked.
2. The flexible flange pipe coupling device as claimed in claim 1, wherein the lower cover of the flexible flange has a cake shape, and a first through hole is formed at a central portion thereof, and the first through hole is embedded in the first fixing joint and the first clip;
the inner part of the movable flange lower cover is provided with a plurality of first reinforcing parts which are arranged continuously and used for improving the strength of the movable flange lower cover.
3. The apparatus according to claim 2, wherein the first fixed joint is tubular, has an annular groove formed at the top thereof, has a top end surface having an outer diameter larger than the diameter of the movable flange pipe to be joined, and has a top end surface having an outer diameter equal to the diameter of the first through hole.
4. A live flange pipe coupling according to claim 3, wherein the first clip comprises: a first left clamp and a first right clamp,
the first left clamp and the first right clamp are adjacently wrapped in the annular groove of the first fixed joint, and the first left clamp and the first right clamp are adjacently embedded in the first through hole.
5. The live flange pipe coupling according to claim 4, wherein the combined outer diameter of the first left clamp and the first right clamp is greater than the outer diameter of the top end surface of the first fixed joint.
6. The flexible flange pipe coupling device as claimed in claim 1, wherein the flexible flange upper cover has a pie shape, and a second through hole is provided at a central portion thereof, and the second through hole is embedded in the second fixing joint and the second clip;
the inside of the movable flange lower cover is provided with a plurality of second reinforcing parts which are arranged continuously and are used for improving the strength of the movable flange lower cover.
7. The apparatus according to claim 6, wherein the second fixed joint is tubular, has an annular groove at the top, has a top end surface having an outer diameter larger than the diameter of the movable flange pipe to be joined, and has a top end surface having an outer diameter equal to the diameter of the second through hole.
8. The live flange pipe coupling apparatus according to claim 7, wherein the second clamp comprises: a second left clamp and a second right clamp,
the second left clamp and the second right clamp are adjacently wrapped in the annular groove of the second fixed joint, and the second left clamp and the second right clamp are adjacently embedded in the second through hole.
9. The live flange pipe coupling according to claim 8, wherein the combined outer diameter of the second left clamp and the second right clamp is greater than the outer diameter of the top end surface of the second fixed joint.
10. The apparatus according to claim 1, wherein a plurality of identical oval bolt holes are provided on the surfaces of the upper and lower flange covers for fixing the fixing portion and allowing the fixing portion to move therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321413639.3U CN220016448U (en) | 2023-06-05 | 2023-06-05 | Movable flange pipe linking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321413639.3U CN220016448U (en) | 2023-06-05 | 2023-06-05 | Movable flange pipe linking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220016448U true CN220016448U (en) | 2023-11-14 |
Family
ID=88680075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321413639.3U Active CN220016448U (en) | 2023-06-05 | 2023-06-05 | Movable flange pipe linking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220016448U (en) |
-
2023
- 2023-06-05 CN CN202321413639.3U patent/CN220016448U/en active Active
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