CN215806931U - Hydrogenation pipeline connection structure - Google Patents
Hydrogenation pipeline connection structure Download PDFInfo
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- CN215806931U CN215806931U CN202122006497.6U CN202122006497U CN215806931U CN 215806931 U CN215806931 U CN 215806931U CN 202122006497 U CN202122006497 U CN 202122006497U CN 215806931 U CN215806931 U CN 215806931U
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Abstract
The utility model provides a hydrogenation pipeline connecting structure which comprises a first connecting section, a second connecting section, a nut section and a sealing plate, wherein the first connecting section is provided with a first connecting hole; the first connecting section comprises a first inner pipe, a first reinforcing ring, a first conical surface sealing block and a second conical surface sealing block, and a conical surface inner hole pressure resistor of the second conical surface sealing block is arranged outside the conical surface of the first conical surface sealing block and used for preventing the first connecting section from falling out of the first pipeline; the second connecting section comprises a second inner pipe, a second reinforcing ring, a third conical surface sealing block and a fourth conical surface sealing block, and a conical surface inner hole of the fourth conical surface sealing block is pressed on the conical surface outer wall of the third conical surface sealing block and used for preventing the second connecting section from falling out of the second pipeline; annular sealing plates are fixed at the end parts of the first pipeline and the second pipeline and are in axial sliding fit with the outer shafts of the first inner pipe and the second inner pipe; the end parts of the first reinforcing ring and the second reinforcing ring are abutted and matched in a sealing manner, so that the quick connection between pipelines can be realized, and the purposes of higher efficiency and better sealing performance can be achieved.
Description
Technical Field
The utility model relates to a connecting structure, in particular to a connecting structure of a hydrogenation pipeline.
Background
The hydrogenation device generally comprises a reaction device, a fractionation device, a compressor and corresponding public facilities, and most of pipelines in the device are inflammable, explosive, toxic and high-temperature medium pipelines, so that the pipeline construction of the hydrogenation process becomes the key point of the hydrogenation engineering, the pipeline engineering quantity is large, the construction procedure is complex, and the construction quality requirement is also high, so that how to realize the quick and efficient sealing connection of the pipelines is more and more emphasized by people.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hydrogenation pipeline connecting structure, which not only can realize quick connection between pipelines, but also can achieve the purposes of higher efficiency and better sealing performance.
The utility model provides the following technical scheme:
a hydrogenation pipeline connecting structure comprises a first connecting section, a second connecting section, a nut section and a sealing plate; the first connecting section comprises a first inner pipe extending into the first pipeline, a first reinforcing ring is arranged at one end of the first inner pipe, a first conical surface sealing block is fixedly wound on the outer side of the other end of the first inner pipe, a second conical surface sealing block matched with the first conical surface sealing block is fixedly wound in the first pipeline, and a conical inner hole pressure resistance of the second conical surface sealing block is arranged on the conical outer wall of the first conical surface sealing block and used for preventing the first connecting section from falling out of the first pipeline; the second connecting section comprises a second inner pipe extending into the second pipeline, a second reinforcing ring is arranged at one end of the second inner pipe, a third conical surface sealing block is fixed on the outer side of the other end of the second inner pipe in a surrounding manner, a fourth conical surface sealing block matched with the third conical surface sealing block is fixed in the second pipeline in a surrounding manner, and a conical inner hole pressure resistance of the fourth conical surface sealing block is arranged on the conical outer wall of the third conical surface sealing block and used for preventing the second connecting section from falling out of the second pipeline; annular sealing plates are fixed at the end parts of the first pipeline and the second pipeline, the sealing plates are abutted and limited at the end parts of the second conical surface sealing block or the fourth conical surface sealing block, and an axial sliding groove in sliding connection with an axial sliding strip outside the first inner pipe or the second inner pipe is further arranged on the inner side of each sealing plate; the tip of first beaded finish is equipped with inside sunken annular conical surface hole, and the tip of second beaded finish still is equipped with outside protruding sealed cooperation annular conical surface sealing block in annular conical surface hole, the outside of first beaded finish and second beaded finish still be provided with the internal thread complex external screw thread of nut section, its first beaded finish and second beaded finish revolve to opposite in the nut section.
Preferably, still including connecting two sets of locating pieces that are used for supplementary first linkage segment and the location of second linkage segment on the shrouding, and two sets of locating pieces butt respectively spacing between shrouding and first linkage segment and between shrouding and second linkage segment.
Preferably, locating piece sliding connection is on the shrouding, and the shrouding still is fixed with a limiting plate outward, is fixed with a locating lever on the locating piece, and the locating lever passes the limiting plate, and still overlaps on it to be equipped with spacing spring between limiting plate and locating piece, and two sets of locating pieces are arranged in under the pressure of spring respectively between shrouding and first beaded finish and shrouding and second beaded finish.
Preferably, the bottom of one side of the positioning block facing the center of the first pipeline and the second pipeline is provided with a chamfer inclined plane.
Preferably, the inner wall of the inner conical hole of the second conical sealing block and the inner wall of the inner conical hole of the fourth conical sealing block are provided with sealing reinforcing rings for reinforcing the sealing with the first conical sealing block or the third conical sealing block.
Preferably, an outer gear ring which is used for being meshed with a driving gear of the driving motor in a transmission fit mode is further fixed on the outer side of the nut section.
The utility model has the beneficial effects that: when the butt joint of the second pipeline of the first official channel is needed to be realized, only the first reinforcing ring and the second reinforcing ring are needed to be oppositely arranged in the internal thread hole of the nut section, the nut section is rotated, and then the first inner pipe and the second inner pipe can be oppositely close to each other along the nut section until the annular conical surface sealing block is compressed and sealed in the annular conical surface inner hole, the first conical surface sealing block is compressed and sealed with the second conical surface sealing block, the third conical surface sealing block is compressed and sealed with the fourth conical surface sealing block, the quick sealing connection of the first pipeline and the second pipeline can be realized, the sealing effect is efficient, and the sealing performance is better.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a structural cross-sectional view of the present invention;
notation in the figure: 1 is first linkage segment, 2 is the second linkage segment, 3 is the nut section, 4 is the shrouding, 5 is the locating piece, 6 is first pipeline, 7 is the second pipeline, 8 is the axial draw runner, 9 is the annular conical surface hole, 11 is first inner tube, 12 is first beaded finish, 13 is the sealed piece of first conical surface, 14 is the sealed piece of second conical surface, 15 is sealed reinforcing ring, 21 is the second inner tube, 22 is the second beaded finish, 23 is the sealed piece of third conical surface, 24 is the sealed piece of fourth conical surface, 51 is the limiting plate, 52 is the locating lever, 53 is the spring, 54 is the chamfer inclined plane, 31 is outer ring gear.
Detailed Description
As shown in fig. 1, a sectional structural view of a connection structure of a hydrogenation pipeline, in this embodiment, includes a first connection section 1, a second connection section 2, a nut section 3 and a closing plate 4; the first connecting section 1 comprises a first inner pipe 11 extending into the first pipeline 6, one end of the first inner pipe 11 is provided with a first reinforcing ring 12, the outer side of the other end of the first inner pipe is fixedly encircled by a first conical surface sealing block 13, a second conical surface sealing block 14 matched with the first conical surface sealing block 13 is fixedly encircled in the first pipeline 6, and a conical inner hole pressure resistance of the second conical surface sealing block 14 is arranged on the conical outer wall of the first conical surface sealing block 13 and used for preventing the first connecting section 1 from falling out of the first pipeline 6; the second connecting section 2 comprises a second inner tube 21 extending into the second pipeline 7, one end of the second inner tube 21 is provided with a second reinforcing ring 22, the outer side of the other end is fixedly encircled with a third conical surface sealing block 23, a fourth conical surface sealing block 24 matched with the third conical surface sealing block 23 is fixedly encircled in the second pipeline 7, and a conical inner hole pressure resistance of the fourth conical surface sealing block 24 is arranged on the conical outer wall of the third conical surface sealing block 23 and used for preventing the second connecting section 2 from falling out of the second pipeline 7; annular sealing plates 4 are fixed at the end parts of the first pipeline 6 and the second pipeline 7, the sealing plates 4 are abutted and limited at the end parts of the second conical surface sealing block 14 or the fourth conical surface sealing block 24, and the inner side of the sealing plates 4 is also provided with an axial sliding groove in sliding connection with an axial sliding strip 8 outside the first inner pipe 11 or the second inner pipe 21; the end of the first reinforcing ring 12 is provided with an inward-concave annular conical surface inner hole 9, the end of the second reinforcing ring 22 is further provided with an outward-convex annular conical surface sealing block which is matched in the annular conical surface inner hole 9 in a sealing manner, the outer sides of the first reinforcing ring 12 and the second reinforcing ring 22 are further provided with external threads matched with the internal threads of the nut section 3, and the rotating directions of the first reinforcing ring 12 and the second reinforcing ring 22 in the nut section 3 are opposite.
As shown in fig. 1, a sectional view of a structure of a connection structure of a hydrogenation pipeline, in this embodiment, further includes two sets of positioning blocks 5 connected to a sealing plate 4 for assisting positioning of a first connection section 1 and a second connection section 2, and the two sets of positioning blocks 5 are respectively abutted and limited between the sealing plate 4 and the first connection section 1 and between the sealing plate 4 and the second connection section 2. Locating piece 5 sliding connection is on shrouding 4, and shrouding 4 still is fixed with limiting plate 51 outward, is fixed with a locating lever 52 on the locating piece 5, and locating lever 52 passes limiting plate 51, and still overlaps on it to be equipped with spacing spring 53 between limiting plate 51 and locating piece 5, and two sets of locating pieces 5 are arranged in under spring 53's pressure respectively shrouding 4 and first beaded finish 12 and shrouding 4 and second beaded finish 22 between. In order to facilitate the positioning block 5 to slide toward the center, a chamfered slope 54 may be provided at a bottom of the positioning block 5 facing toward the center of the first duct 6 and the second duct 7. In order to further improve the sealing effect, the inner wall of the conical inner hole of the second conical sealing block 14 and the inner wall of the conical inner hole of the fourth conical sealing block 24 are provided with sealing reinforcing rings 15 for reinforcing the sealing with the first conical sealing block 13 or the third conical sealing block 23. The outside of nut section 3 still is fixed with and is used for the outer ring gear 31 with driving motor's drive gear meshing transmission fit to accessible driving motor drives nut section 3's rotation, realizes that the quick opposite movement of first linkage segment 1 and second linkage segment 2 realizes sealedly, or reaches the purpose of dismantling to the motion of carrying on the back.
The working principle of the utility model is as follows: when the butt joint of the second pipeline 7 of the first official channel is needed to be realized, only the first reinforcing ring 12 and the second reinforcing ring 22 need to be oppositely arranged in the internal thread hole of the nut section 3, the nut section 3 is rotated, and then the first inner pipe 11 and the second inner pipe 21 can be oppositely close to the nut section 3 until the annular conical surface sealing block is compressed and sealed in the annular conical surface inner hole 9, the first conical surface sealing block 13 is compressed and sealed with the second conical surface sealing block 14, the third conical surface sealing block 23 is compressed and sealed with the fourth conical surface sealing block 24, so that the quick sealing connection of the first pipeline 6 and the second pipeline 7 can be realized, the sealing effect is efficient, and the sealing performance is better.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 (6)
1. A hydrogenation pipeline connecting structure is characterized by comprising a first connecting section, a second connecting section, a nut section and a sealing plate; the first connecting section comprises a first inner pipe extending into the first pipeline, a first reinforcing ring is arranged at one end of the first inner pipe, a first conical surface sealing block is fixedly wound on the outer side of the other end of the first inner pipe, a second conical surface sealing block matched with the first conical surface sealing block is fixedly wound in the first pipeline, and a conical surface inner hole pressure resistance of the second conical surface sealing block is arranged on the conical surface outer wall of the first conical surface sealing block and used for preventing the first connecting section from falling out of the first pipeline;
the second connecting section comprises a second inner pipe extending into the second pipeline, a second reinforcing ring is arranged at one end of the second inner pipe, a third conical surface sealing block is fixed on the outer side of the other end of the second inner pipe in a surrounding manner, a fourth conical surface sealing block matched with the third conical surface sealing block is fixed in the second pipeline in a surrounding manner, and a conical inner hole pressure resistance of the fourth conical surface sealing block is arranged on the conical outer wall of the third conical surface sealing block and used for preventing the second connecting section from falling out of the second pipeline;
annular sealing plates are fixed at the end parts of the first pipeline and the second pipeline, the sealing plates are abutted and limited at the end parts of the second conical surface sealing block or the fourth conical surface sealing block, and an axial sliding groove in sliding connection with an axial sliding strip outside the first inner pipe or the second inner pipe is further arranged on the inner side of each sealing plate;
the tip of first beaded finish is equipped with inside sunken annular conical surface hole, the tip of second beaded finish still is equipped with outside protruding sealed cooperation annular conical surface sealing block in annular conical surface hole, first beaded finish with the outside of second beaded finish still be provided with the internal thread complex external screw thread of nut section, its first beaded finish with the second beaded finish is in the rotation in the nut section is to opposite.
2. The connecting structure of claim 1, further comprising two sets of positioning blocks connected to the sealing plate for assisting the positioning of the first connecting section and the second connecting section, wherein the two sets of positioning blocks are respectively abutted and limited between the sealing plate and the first connecting section and between the sealing plate and the second connecting section.
3. The connecting structure of claim 2, wherein the positioning block is slidably connected to the sealing plate, a limiting plate is further fixed outside the sealing plate, a positioning rod is fixed on the positioning block, the positioning rod passes through the limiting plate, a spring is further sleeved on the positioning rod and is limited between the limiting plate and the positioning block, and the two sets of positioning blocks are respectively placed between the sealing plate and the first reinforcing ring and between the sealing plate and the second reinforcing ring under the pressure of the spring.
4. The connecting structure of claim 3, wherein the positioning block has a chamfered surface at the bottom of the side facing the center of the first and second pipes.
5. The connecting structure of claim 1, wherein the inner wall of the inner bore of the conical surface of the second conical sealing block and the inner wall of the inner bore of the conical surface of the fourth conical sealing block are provided with sealing reinforcing rings for reinforcing the sealing with the first conical sealing block or the third conical sealing block.
6. The connecting structure of claim 1, wherein an outer gear ring for meshing and driving fit with a driving gear of a driving motor is further fixed on the outer side of the nut section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122006497.6U CN215806931U (en) | 2021-08-24 | 2021-08-24 | Hydrogenation pipeline connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122006497.6U CN215806931U (en) | 2021-08-24 | 2021-08-24 | Hydrogenation pipeline connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215806931U true CN215806931U (en) | 2022-02-11 |
Family
ID=80150956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122006497.6U Active CN215806931U (en) | 2021-08-24 | 2021-08-24 | Hydrogenation pipeline connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215806931U (en) |
-
2021
- 2021-08-24 CN CN202122006497.6U patent/CN215806931U/en active Active
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