CN213332876U - Non-welding flaring type sealing pipe joint structure - Google Patents
Non-welding flaring type sealing pipe joint structure Download PDFInfo
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- CN213332876U CN213332876U CN202022118997.4U CN202022118997U CN213332876U CN 213332876 U CN213332876 U CN 213332876U CN 202022118997 U CN202022118997 U CN 202022118997U CN 213332876 U CN213332876 U CN 213332876U
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Abstract
The utility model discloses a non-welding flaring formula sealing tube joint structure, including first pipeline, second pipeline, the intermediate head body sets up between first pipeline and second pipeline, the equal fixedly connected with flange of one end that first pipeline and second pipeline are close to mutually, coupling mechanism has been seted up on the flange, the flexible pipe of fixedly connected with elasticity on the intermediate head body, the flexible pipe of elasticity keeps away from annular gasbag's one end fixedly connected with arc elastic plate, a plurality of ring channels, every have been seted up in the intermediate head body annular gasbag and sealing washer are equipped with in the ring channel respectively, annular gasbag laminates with the sealing washer mutually. The utility model discloses after first pipeline and second pipeline butt joint, accomplish through connecting screw and stop nut's cooperation and be connected, the inner wall and the intermediate head body of first pipeline and second pipeline closely laminate simultaneously, set up through the laminating of multilayer sealing washer and inside pipe wall, reinforcing leakproofness.
Description
Technical Field
The utility model relates to a sealing tube connects technical field, especially relates to a non-welding flaring formula sealing tube joint design.
Background
Flared pipe fittings are widely used in high pressure pipeline applications in industrial fields, such as marine vessels, offshore oil and even metal working and mining, and are suitable for use in hydraulic, lubrication, high pressure water flushing and in high pressure air pipelines.
The working pressure of the existing flaring type pipe joint for conveying liquid is not fixed, and sometimes the leakage phenomenon of the pipe joint occurs, such as the following publication number: in the comparison document of CN202708384U, the pipe joint is sealed by a single sealing ring, and the sealing effect is not ideal enough and the reliability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the pipe joint in the prior art is only sealed by a single sealing ring, the sealing effect is not ideal enough, and the reliability is poor, thereby providing a non-welding flaring type sealing pipe joint structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a non-welding flaring formula sealing tube joint structure, includes first pipeline, second pipeline, intermediate head body, the intermediate head body sets up between first pipeline and second pipeline, the equal fixedly connected with flange of one end that first pipeline and second pipeline are close to mutually, coupling mechanism has been seted up on the flange, the flexible pipe of fixedly connected with elasticity on the intermediate head body, the flexible pipe of elasticity keeps away from annular gasbag's one end fixedly connected with arc elastic plate, a plurality of ring channels have been seted up in the intermediate head body, every be equipped with annular gasbag and sealing washer in the ring channel respectively, annular gasbag laminates with the sealing washer mutually, intercommunicating pore and centre bore have been seted up respectively in the intermediate head body, communicate each other between annular gasbag, intercommunicating pore, the centre bore.
Preferably, the connecting mechanism comprises a connecting screw rod, a plurality of through holes matched with the connecting screw rod are formed in the connecting flange, and limiting nuts are symmetrically connected to two ends of the connecting screw rod through threads.
Preferably, the equal fixedly connected with wane of inner wall of first pipeline and second pipeline, arc elastic plate and wane cooperate.
Preferably, the center points of the first pipeline, the second pipeline and the middle joint body are positioned on the same axis.
Preferably, the thickness of the arc-shaped elastic plate is 1-2mm, and the arc-shaped elastic plate is made of spring steel metal materials.
Preferably, the number of the through holes is not less than 4, and the through holes are distributed in an annular uniform array.
Compared with the prior art, the beneficial effects of the utility model are that:
1. after the first pipeline is in butt joint with the second pipeline, the connection is completed through the matching of the connecting screw rod and the limiting nut, meanwhile, the inner walls of the first pipeline and the second pipeline are tightly attached to the middle joint body, and the sealing performance is enhanced through the attachment arrangement of the multilayer sealing rings and the inner wall of the pipe.
2. When first pipeline and second pipeline butt joint, the arc elastic plate imbeds in the wane completely, the wane aligns from arc elastic plate both ends and extrudees, thereby make the arc elastic plate take place elastic deformation, and extrude the flexible pipe of elasticity, the flexible intraductal gas of elasticity is under the intercommunication through centre bore and intercommunicating pore after being extruded, let in each annular gasbag, the annular gasbag is outside to expand, make sealing washer and inside pipe wall laminating inseparabler, after the installation, pressure when carrying liquid is big more, the flexible pipe compression degree of elasticity is big more, just so further make the sealing washer sealed effect better, sealing reliability is stronger.
Drawings
Fig. 1 is a schematic front structural view of a non-welded flared sealing pipe joint structure provided by the present invention;
figure 2 is a partial cross-sectional schematic view of the intermediate joint body.
In the figure: 1-a first pipeline, 2-a second pipeline, 3-a connecting flange, 4-a connecting screw rod, 5-a limiting nut, 6-an intermediate joint body, 7-a sealing ring, 8-an annular air bag, 9-an elastic extension tube, 10-an arc elastic plate, 11-a communication hole, 12-a central hole and 13-a warping plate.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships 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 being 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.
Referring to fig. 1-2, a non-welding flared sealing pipe joint structure comprises a first pipeline 1, a second pipeline 2 and an intermediate joint body 6, wherein the central points of the first pipeline 1, the second pipeline 2 and the intermediate joint body 6 are positioned on the same axis, so that the first pipeline 1 and the second pipeline 2 are kept flush after butt joint, the integrity is better, the intermediate joint body 6 is arranged between the first pipeline 1 and the second pipeline 2, the ends of the first pipeline 1, which are close to the second pipeline 2, are fixedly connected with a connecting flange 3, the connecting flange 3 is provided with a connecting mechanism, the connecting mechanism comprises a connecting screw rod 4, the connecting flange 3 is provided with a plurality of through holes matched with the connecting screw rod 4, two ends of the connecting screw rod 4 are symmetrically and threadedly connected with limit nuts 5, the number of the through holes is not less than 4, and the through holes are distributed in an annular uniform array, so that the connecting screw rod 4 and the connecting flange 3 are matched and fixed, the tight connection of the first pipeline 1 and the second pipeline 2 is completed, the middle joint body 6 is fixedly connected with an elastic telescopic pipe 9, and gas in the elastic telescopic pipe 9 can be replaced by flowing oil.
An arc-shaped elastic plate 10 is fixedly connected to one end, away from the annular air bag 8, of the elastic extension tube 9, the thickness of the arc-shaped elastic plate 10 is 1-2mm, the arc-shaped elastic plate 10 is made of spring steel metal materials, so that the arc-shaped elastic plate 10 has excellent elastic deformation capacity, the inner walls of the first pipeline 1 and the second pipeline 2 are fixedly connected with a wane 13, the arc-shaped elastic plate 10 is matched with the wane 13, the intermediate joint body 6 is clamped by the first pipeline 1 and the second pipeline 2, so that the arc-shaped elastic plate 10 is embedded into the wane 13, the arc-shaped elastic plate 10 is extruded by the wane 13 to generate certain elastic deformation, a plurality of annular grooves are formed in the intermediate joint body 6, the annular air bag 8 and the sealing ring 7 are respectively arranged in each annular groove, the annular air bag 8 is attached to the sealing ring 7, communication holes 11 and a central hole 12 are respectively, the annular air bag 8, the communication hole 11 and the central hole 12 are communicated with each other.
In the utility model, after the first pipeline 1 is butted with the second pipeline 2, the connection is completed through the matching of the connecting screw rod 4 and the limiting nut 5, meanwhile, the inner walls of the first pipeline 1 and the second pipeline 2 are tightly jointed with the intermediate connector body 6, the sealing performance is enhanced through the jointing arrangement of the multilayer sealing ring 7 and the inner wall of the pipe, when the first pipeline 1 is butted with the second pipeline 2, the arc-shaped elastic plate 10 is completely embedded into the wane 13, the wane 13 is aligned and extruded from the two ends of the arc-shaped elastic plate 10, so that the arc-shaped elastic plate 10 generates elastic deformation, and the elastic extension pipe 9 is extruded, after the gas in the elastic extension pipe 9 is extruded, the gas is communicated with the communication hole 11 through the central hole 12 and is introduced into each annular air bag 8, the annular air bags 8 are expanded towards the outer side, the sealing ring 7 is more tightly jointed with the inner wall of the pipe, after the installation, when the pressure of, the greater the compression degree of the elastic telescopic pipe 9 is, the better the sealing effect of the sealing ring 7 is, and the sealing reliability is higher.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a non-welding flaring formula sealing tube joint structure, includes first pipeline (1), second pipeline (2), the intermediate head body (6), its characterized in that, the intermediate head body (6) sets up between first pipeline (1) and second pipeline (2), the equal fixedly connected with flange (3) of one end that first pipeline (1) and second pipeline (2) are close to mutually, the coupling mechanism has been seted up on flange (3), the flexible pipe (9) of fixed connection on the intermediate head body (6), the flexible pipe (9) of elasticity keeps away from the one end fixedly connected with arc elastic plate (10) of annular gasbag (8), set up a plurality of ring channels in the intermediate head body (6), every be equipped with annular gasbag (8) and sealing washer (7) in the ring channel respectively, annular gasbag (8) are laminated with sealing washer (7), the middle joint body (6) is internally provided with a communicating hole (11) and a central hole (12) respectively, and the annular air bag (8), the communicating hole (11) and the central hole (12) are communicated with each other.
2. The non-welding flared sealing pipe joint structure according to claim 1, wherein the connecting mechanism comprises a connecting screw rod (4), the connecting flange (3) is provided with a plurality of through holes matching with the connecting screw rod (4), and two ends of the connecting screw rod (4) are symmetrically and threadedly connected with limit nuts (5).
3. The non-welding flared sealing pipe joint structure according to claim 1, wherein a rocker (13) is fixedly connected to each of the inner walls of the first pipe (1) and the second pipe (2), and the arc-shaped elastic plate (10) is matched with the rocker (13).
4. The non-welded flared sealing tube joint structure according to claim 1, wherein the first pipe (1), the second pipe (2), and the center point of the intermediate joint body (6) are located on the same axis.
5. The non-welded flared sealing tube joint structure according to claim 1, wherein the thickness of the curved elastic plate (10) is 1-2mm, and the curved elastic plate (10) is made of spring steel metal material.
6. The non-welded flared sealing tube joint structure of claim 2, wherein the number of the through holes is not less than 4, and the through holes are distributed in an annular uniform array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022118997.4U CN213332876U (en) | 2020-09-24 | 2020-09-24 | Non-welding flaring type sealing pipe joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022118997.4U CN213332876U (en) | 2020-09-24 | 2020-09-24 | Non-welding flaring type sealing pipe joint structure |
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| Publication Number | Publication Date |
|---|---|
| CN213332876U true CN213332876U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022118997.4U Active CN213332876U (en) | 2020-09-24 | 2020-09-24 | Non-welding flaring type sealing pipe joint structure |
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| CN (1) | CN213332876U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115875525A (en) * | 2022-10-14 | 2023-03-31 | 臻毅工业科技(嘉兴)有限公司 | Straight-through type ferrule connector |
-
2020
- 2020-09-24 CN CN202022118997.4U patent/CN213332876U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115875525A (en) * | 2022-10-14 | 2023-03-31 | 臻毅工业科技(嘉兴)有限公司 | Straight-through type ferrule connector |
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