CN217559277U - Pipeline joint - Google Patents
Pipeline joint Download PDFInfo
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- CN217559277U CN217559277U CN202220712244.2U CN202220712244U CN217559277U CN 217559277 U CN217559277 U CN 217559277U CN 202220712244 U CN202220712244 U CN 202220712244U CN 217559277 U CN217559277 U CN 217559277U
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- pipe joint
- groove
- sealing sleeve
- pipe
- elastic sealing
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Abstract
The utility model discloses a pipe joint, include: one end of the first pipe joint is provided with an annular flange, and a groove is formed in the annular flange; the second pipe joint is sleeved on the first pipe joint, and the inner peripheral wall of one end, close to the first pipe joint, of the second pipe joint is provided with a convex part corresponding to the groove; the elastic sealing sleeve is rotatably arranged on the first pipe joint, the elastic sealing sleeve is provided with a abdicating groove for the convex part to move, after the second pipe joint is mounted, two ends of the elastic sealing sleeve are respectively abutted against the annular flange and the convex part, and the groove can be sealed after the elastic sealing sleeve rotates; and a plurality of radial damping devices are arranged on the outer peripheral wall of the second pipe joint and used for weakening the radial vibration born by the pipeline. The elastic sealing sleeve can offset partial axial stress and can automatically reset, and the radial damping device can weaken radial vibration borne by the pipeline.
Description
Technical Field
The utility model relates to a pipe fitting connecting piece, in particular to pipe joint.
Background
The pipeline joint is used for connecting two sections of pipelines, and in some areas where geological disasters frequently occur, pipelines buried deeply underground are generally easy to generate large stress damage along with geological changes. The damage effect of geological disasters such as earthquake on underground pipelines comprises tectonic ground movement, soil liquefaction caused by earthquake, landslide and other field failures, seismic wave propagation and other effects. The damage form of the earthquake disaster to the pipeline mainly comprises direct damage, wherein the direct damage mainly comprises pipeline fracture caused by stratum stretching or compression caused by fault action and pipeline joint fracture or leakage of a weak part of a pipe body caused by the compression action of distorted earthquake waves in the transmission process. And (3) indirect destruction: the method mainly comprises the steps of damage caused by building collapse, damage caused by landslide and pipe body floating or joint loosening caused by liquefaction of foundation soil. According to post-earthquake data statistics, the damage form of the pipeline joint is found to be more.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a pipe joint can bear axial and radial effort well when geological disasters take place, and the structure is more firm reliable, uses more lastingly.
According to the utility model discloses pipe joint, include:
the pipe joint comprises a first pipe joint, a second pipe joint and a third pipe joint, wherein one end of the first pipe joint is provided with an annular flange, and a groove is formed in the annular flange;
the elastic sealing sleeve is rotatably sleeved on the first pipe joint, the outer wall of the elastic sealing sleeve is provided with an abdicating groove corresponding to the groove, and the elastic sealing sleeve can control the abdicating groove to be aligned with the groove and to be dislocated with the groove in the rotating process;
the inner wall of the second pipe joint is provided with a convex part matched with the groove, the second pipe joint is sleeved on the first pipe joint and wraps the elastic sealing sleeve, the convex part is normally abutted against the end part of the elastic sealing sleeve, and the convex part can be separated from one end of the first pipe joint when the abdicating groove is aligned with the groove;
and the radial damping device is provided with a damping structure along the radial direction of the second pipe joint.
According to the utility model discloses an embodiment has following technological effect at least:
the second coupling cover is established on first coupling, be provided with the elasticity sealing sleeve between second coupling and the first coupling, the both ends of elasticity sealing sleeve butt annular flange and convex part respectively, through the design of this structure, first coupling and second coupling are when taking place axial relative displacement, the axial stress of part can be offset to the elasticity sealing sleeve, and can automatic re-setting, the periphery wall of second coupling is provided with a plurality of radial damping device, can weaken the radial vibration that the pipeline bore through setting up radial damping device.
According to the utility model discloses a some embodiments, the elastic sealing cover includes sliding sleeve and a plurality of resilient gasket, the sliding sleeve rotates to be installed on the first pipe joint, it is a plurality of resilient gasket pastes and establishes the surface of sliding sleeve is followed the circumference of sliding sleeve distributes, adjacent two reserve between the resilient gasket and have the interval, in order to form the groove of stepping down.
According to the utility model discloses an embodiment has following technological effect at least:
the sliding sleeve is rotatably installed on the first pipe joint, the plurality of elastic gaskets are attached to the circumferential direction of the sliding sleeve, and through the design of the structure, the elastic gaskets can seal the groove through rotation, so that a relatively sealed environment is kept between a pipeline and the outside.
According to some embodiments of the invention, the resilient pad is a structure made of a polyurethane rubber material.
According to the utility model discloses an embodiment has following technological effect at least:
the elastic gasket made of the polyurethane rubber material has the advantages of high strength, good elasticity, excellent oil resistance, good wear resistance and the like.
According to some embodiments of the invention, the resilient pad is provided with a first spring inside along the first tube axial direction.
According to the utility model discloses an embodiment has following technological effect at least:
in order to improve the elastic recovery capability of the elastic pad, a first spring is usually embedded inside the elastic pad.
According to the utility model discloses a some embodiments, radial damping device includes base, fixed block, second spring and pretension bolt, the pedestal mounting is in the periphery wall of second coupling, the fixed block passes through the second spring with pedestal connection is in the same place, pretension bolt passes the fixed block is connected on the base.
According to the utility model discloses an embodiment has following technological effect at least:
a second spring is arranged between the base and the fixing block, and the fixing block is used for being connected with the outside. The base is used for connecting the periphery arm of second coupling, can make through the design of this structure the utility model discloses can bear certain radial stress. In order to avoid the base and the fixed block from being separated, pre-tightening bolts are further arranged on the base and the fixed block for limiting.
According to some embodiments of the invention, the base is welded to the peripheral wall of the second pipe joint.
According to the utility model discloses an embodiment has following technological effect at least:
adopt the welding to fix the mode at the second tubular structure with the base, it is very firm to simple to operate.
According to some embodiments of the invention, the circumference of the second pipe joint is provided with a plurality of strengthening ribs.
According to the utility model discloses an embodiment has following technological effect at least:
the structure that is provided with a plurality of strengthening ribs in second coupling's circumference can improve the structural strength of second coupling.
According to some embodiments of the invention, the radial damping device is detachably mounted on the reinforcing rib.
According to the utility model discloses an embodiment has following technological effect at least:
radial damping device detachably installs on strengthening the rib, has easy dismounting, does not destroy advantages such as pipeline major structure.
According to some embodiments of the invention, the one end tip that the second coupling was kept away from to the first coupling is provided with first ring flange.
According to some embodiments of the invention, the one end that the second coupling was kept away from the first coupling is provided with the second ring flange.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic diagram of an explosive structure of the present invention;
fig. 2 is a schematic structural view of the elastic sealing sleeve of the present invention;
FIG. 3 is a schematic structural view of the radial damping device of the present invention;
in the figure: 100-a first pipe joint, 110-an annular flange, 111-a groove, 120-a first flange, 200-a second pipe joint, 210-a protrusion, 220-a reinforcing rib, 230-a second flange, 300-an elastic sealing sleeve, 301-a relief groove, 310-a sliding sleeve, 320-an elastic gasket, 400-a radial damping device, 410-a base, 420-a fixed block, 430-a second spring and 440-a pre-tightening bolt.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Referring to fig. 1 to 3, the utility model provides a pipe joint, include:
a first pipe joint 100, wherein one end of the first pipe joint 100 is provided with an annular flange 110, and the annular flange 110 is provided with a groove 111;
the elastic sealing sleeve 300 is rotatably sleeved on the first pipe joint 100, the outer wall of the elastic sealing sleeve 300 is provided with an abdicating groove 301 corresponding to the groove 111, and the elastic sealing sleeve 300 can control the abdicating groove 301 to align with the groove 111 and to dislocate with the groove 111 in the rotating process;
the inner wall of the second pipe joint 200 is provided with a convex part 210 matched with the groove 111, the second pipe joint 200 is sleeved on the first pipe joint 100 and covers the elastic sealing sleeve 300, and the convex part 210 is normally abutted against the end part of the elastic sealing sleeve 300 and can be separated from one end of the first pipe joint 100 when the abdicating groove 301 is aligned with the groove 111;
the radial direction shock-absorbing device 400, the radial direction shock-absorbing device 400 is provided with a shock-absorbing structure along the radial direction of the second pipe joint 200.
The first pipe joint 100 is provided with an annular flange 110, the flange is provided with a groove 111, the inner peripheral wall of one end of the second pipe joint 200 close to the first pipe joint 100 is provided with a convex portion 210 corresponding to the groove 111, the convex portion 210 of the second pipe joint 200 can pass through the groove 111 of the first pipe joint 100, so that the second pipe joint 200 can be sleeved on the annular flange 110 of the first pipe joint 100, an elastic sealing sleeve 300 is rotatably arranged between the second pipe joint 200 and the first pipe joint 100, the elastic sealing sleeve 300 is provided with an abdicating groove 301 for the convex portion 210 to move, the convex portion 210 of the second pipe joint 200 enters the abdicating groove 301 of the elastic sealing sleeve 300 after passing through the annular flange 110, and the second pipe joint 200 can drive the elastic sealing sleeve 300 to rotate when moving in the abdicating groove 301, so that the abdicating groove 301 can avoid the groove 111, and the sealing effect of the elastic sealing sleeve 300 is ensured; after the convex portion 210 of the second pipe joint 200 completely passes through the abdicating groove 301, the second pipe joint 200 continues to select a certain angle, so that the two ends of the elastic sealing sleeve 300 are respectively abutted to the annular flange 110 and the convex portion 210, by the design of the structure, when the axial relative displacement occurs to the first pipe joint 100 and the second pipe joint 200, the elastic sealing sleeve 300 can offset part of the axial stress and can automatically reset, the outer peripheral wall of the second pipe joint 200 is provided with a plurality of radial shock-absorbing devices 400, and the radial vibration borne by the pipeline can be weakened by arranging the radial shock-absorbing devices 400.
In some embodiments of the present invention, the elastic sealing sleeve 300 includes a sliding sleeve 310 and a plurality of elastic gaskets 320, the sliding sleeve 310 is rotatably installed on the first pipe joint 100, the plurality of elastic gaskets 320 are attached to the outer surface of the sliding sleeve 310 and distributed along the circumferential direction of the sliding sleeve 310, and a space is reserved between two adjacent elastic gaskets 320 to form the yielding groove 301.
The sliding sleeve 310 is rotatably installed on the first pipe joint 100, and the plurality of elastic gaskets 320 are attached to the circumference of the sliding sleeve 310, and through the design of the structure, the elastic gaskets 320 can seal the groove 111 after rotating, so that a relatively sealed environment is maintained between the pipeline and the outside.
In some embodiments of the present invention, the elastic pad 320 is made of urethane rubber.
The elastic gasket 320 made of the polyurethane rubber material has the advantages of high strength, good elasticity, excellent oil resistance, good wear resistance and the like.
In some embodiments of the present invention, the elastic pad 320 is internally provided with a first spring along a circumferential direction of the first pipe joint 100.
In order to improve the elastic recovery capability of the elastic pad 320, a first spring is usually embedded inside the elastic pad 320.
In some embodiments of the present invention, the radial shock absorbing device 400 includes a base 410, a fixing block 420, a second spring 430 and a pre-tightening bolt 440, the base 410 is installed on the outer circumferential wall of the second pipe joint 200, the fixing block 420 is connected to the base 410 through the second spring 430, and the pre-tightening bolt 440 passes through the fixing block 420 and is connected to the base 410.
A second spring 430 is disposed between the base 410 and the fixing block 420, and the fixing block 420 is used for connecting with the outside. The base 410 is used for connecting the peripheral arm of the second pipe joint 200, and the design of the structure can make the utility model discloses can bear certain radial stress. In order to prevent the base 410 and the fixing block 420 from being separated, a pre-tightening bolt 440 is further disposed on the base 410 and the fixing block 420 for limiting.
In some embodiments of the present invention, the base 410 is welded and fixed to the outer circumferential wall of the second pipe joint 200.
The base 410 is fixed to the second tube structure by welding, so that the structure is firm and convenient to mount.
In some embodiments of the present invention, the second pipe joint 200 is circumferentially provided with a plurality of reinforcing ribs 220.
The structure in which the plurality of reinforcing ribs 220 are provided in the circumferential direction of the second pipe joint 200 can improve the structural strength of the second pipe joint 200.
In some embodiments of the present invention, the radial shock absorbing device 400 is detachably mounted on the reinforcing rib 220.
In some embodiments of the present invention, an end of the first pipe joint 100 remote from the second pipe joint 200 is provided with a first flange 120.
In some embodiments of the present invention, the end of the second pipe joint 200 away from the first pipe joint 100 is provided with a second flange 230.
The provision of the first flange 120 and the second flange 230 at the ends of the first pipe joint 100 and the second pipe joint 200 facilitates the installation of the present device into a network of pipes to connect adjacent pipes.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A pipe joint, comprising:
the pipe joint comprises a first pipe joint, a second pipe joint and a third pipe joint, wherein one end of the first pipe joint is provided with an annular flange, and a groove is formed in the annular flange;
the elastic sealing sleeve is rotatably sleeved on the first pipe joint, the outer wall of the elastic sealing sleeve is provided with an abdicating groove corresponding to the groove, and the elastic sealing sleeve can control the abdicating groove to be aligned with the groove and to be dislocated with the groove in the rotating process;
the inner wall of the second pipe joint is provided with a convex part matched with the groove, the second pipe joint is sleeved on the first pipe joint and wraps the elastic sealing sleeve, the convex part is normally abutted against the end part of the elastic sealing sleeve, and the convex part can be separated from one end of the first pipe joint when the abdicating groove is aligned with the groove;
and the radial damping device is provided with a damping structure along the radial direction of the second pipe joint.
2. The pipe joint according to claim 1, wherein the elastic sealing sleeve comprises a sliding sleeve and a plurality of elastic gaskets, the sliding sleeve is rotatably mounted on the first pipe joint, the plurality of elastic gaskets are attached to the outer surface of the sliding sleeve and distributed along the circumferential direction of the sliding sleeve, and a distance is reserved between two adjacent elastic gaskets to form the abdicating groove.
3. The pipe coupling of claim 2, wherein the elastomeric gasket is a polyurethane rubber material.
4. The pipe joint according to claim 3, wherein a first spring is disposed axially of the first pipe joint inside the resilient gasket.
5. The pipe joint according to claim 1, wherein the radial damping device comprises a base, a fixing block, a second spring and a pre-tightening bolt, the base is mounted on the outer circumferential wall of the second pipe joint, the fixing block is connected with the base through the second spring, and the pre-tightening bolt penetrates through the fixing block and is connected to the base.
6. The pipe coupling according to claim 5, wherein said base is welded and fixed to an outer peripheral wall of said second pipe coupling.
7. The pipe joint according to claim 5, wherein the second pipe joint is circumferentially provided with a plurality of reinforcing ribs.
8. The pipe coupling according to claim 7, wherein said radial shock absorbing means is removably mounted on said reinforcing rib.
9. The pipe coupling of claim 1, wherein an end of said first pipe coupling remote from said second pipe coupling is provided with a first flange.
10. The pipe coupling of claim 1, wherein an end of said second pipe coupling remote from said first pipe coupling is provided with a second flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220712244.2U CN217559277U (en) | 2022-03-30 | 2022-03-30 | Pipeline joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220712244.2U CN217559277U (en) | 2022-03-30 | 2022-03-30 | Pipeline joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217559277U true CN217559277U (en) | 2022-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220712244.2U Active CN217559277U (en) | 2022-03-30 | 2022-03-30 | Pipeline joint |
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| CN (1) | CN217559277U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116045074A (en) * | 2022-11-01 | 2023-05-02 | 东珠生态环保股份有限公司 | Municipal road pipeline laying pipeline suitable for soft clay |
-
2022
- 2022-03-30 CN CN202220712244.2U patent/CN217559277U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116045074A (en) * | 2022-11-01 | 2023-05-02 | 东珠生态环保股份有限公司 | Municipal road pipeline laying pipeline suitable for soft clay |
| CN116045074B (en) * | 2022-11-01 | 2024-05-03 | 东珠生态环保股份有限公司 | Municipal road pipeline laying pipeline suitable for soft clay |
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