CN215445479U - Flexible joint for connecting fluid pipeline - Google Patents
Flexible joint for connecting fluid pipeline Download PDFInfo
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- CN215445479U CN215445479U CN202121602537.7U CN202121602537U CN215445479U CN 215445479 U CN215445479 U CN 215445479U CN 202121602537 U CN202121602537 U CN 202121602537U CN 215445479 U CN215445479 U CN 215445479U
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Abstract
The utility model discloses a flexible joint for connecting fluid pipelines, which comprises a joint body, wherein mounting flanges are arranged on two sides of the joint body, a connecting block is movably connected to one side of the joint body, a threaded block is fixed to one side of the connecting block, an inner cavity is formed in the joint body, and an upper arc-shaped limiting block is fixed to the top end of the inner cavity. This flexible joint that fluid pipe connects usefulness is being connected the back through flexible joint through both sides mounting flange and pipeline, the in-process that uses connects the body and can be frequent crooked, the inside reinforcing spring strip that transversely is provided with of inner chamber, and last arc stopper through the inside top of inner chamber and bottom is fixing the reinforcing spring strip with lower arc stopper spacing, reinforcing spring strip itself has elasticity, can connect when the body is crooked to support and reinforce internal overall structure, the life that the extension connects, the problem of strengthening the internal structure of butt joint not convenient for has been solved.
Description
Technical Field
The utility model relates to the technical field of pipeline connection, in particular to a flexible joint for connecting fluid pipelines.
Background
The flexible joint is a pipeline connecting joint with flexible function, and is mainly used in pipeline connection of fluid transmission and fluid transmission, but the flexible joint for connecting some existing fluid pipelines still has some defects in the use process, for example, the joint needs to be frequently bent in the use process, no measure for strengthening the internal structure of the joint is provided, and the joint is not convenient for independent replacement of the connected flange after the joint is damaged with the connecting flange of an external pipeline, and no measure for protecting the outside of the joint is provided, wherein the measure is more convenient to use.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a flexible joint for connecting fluid pipes, which solves the above-mentioned problems of the prior art that no reinforcement is provided for the internal structure of the joint.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a flexible joint that fluid pipeline connects usefulness, includes and connects the body, the both sides that connect the body are provided with mounting flange, one side swing joint that connects the body has the connecting block, and one side of connecting block is fixed with the screw thread piece, the inside that connects the body is provided with the inner chamber, the inside top of inner chamber is fixed with the arc stopper, the outside that connects the body is provided with the oversheath, and the both sides of oversheath one end bottom are fixed with the hair side respectively.
Preferably, the bottom mounting of inner chamber inside has lower arc stopper, go up the arc stopper and transversely be provided with the reinforcing spring strip down between the arc stopper, the both sides of reinforcing spring strip respectively with the inside both sides fixed connection of inner chamber, the top and the bottom of reinforcing spring strip inlay respectively in the inside of last arc stopper and lower arc stopper.
Preferably, the upper arc-shaped limiting block and the lower arc-shaped limiting block are symmetrically arranged about the horizontal center line of the joint body.
Preferably, the inside of joint body both sides is provided with the hole respectively, and the inside of hole is provided with the internal thread, first sealed pad has been cup jointed to the outside one side of screw thread piece, the inside of mounting flange one side is provided with the inside groove, and the inside of inside groove is provided with the sealed pad of second.
Preferably, the outside of screw thread piece is provided with the external screw thread with hole internal thread matched with, the screw thread piece is linked together with the inside of connecting block, the screw thread piece is linked together with the inside of inner chamber, the outside of connecting block is the nut shape.
Preferably, stabbing surfaces are fixed to two sides of the top end of the outer sheath respectively, and the external size of each stabbing surface is the same as that of the corresponding rough surface.
Compared with the prior art, the utility model has the beneficial effects that: the flexible joint for connecting the fluid pipelines not only realizes the reinforcement of the internal structure of the joint, realizes the independent replacement of a connected flange, but also realizes the protection of the external part of the joint, which is more convenient to use;
(1) by arranging the upper arc limiting block, the reinforcing spring strip and the lower arc limiting block, after the flexible joint is connected with a pipeline through mounting flanges on two sides, the joint body can be frequently bent in the use process, the reinforcing spring strip is transversely arranged in the inner cavity, the reinforcing spring strip is fixed and limited through the upper arc limiting block and the lower arc limiting block at the top end and the bottom end in the inner cavity, the reinforcing spring strip has elasticity, the internal integral structure can be supported and strengthened when the joint body is bent, and the service life of the joint is prolonged;
(2) by arranging the connecting block, the inner hole, the thread block, the first sealing gasket, the inner groove and the second sealing gasket, if the mounting flange is damaged in the using process of the joint, the thread block can be screwed out from the inner hole at one side of the joint body by rotating the connecting block by a tool to detach and replace the damaged mounting flange, the replaced mounting flange can be screwed into the inner hole again by the thread block to be fastened, and meanwhile, the first sealing gasket arranged outside the thread block and the second sealing gasket arranged inside one side of the mounting flange can seal and prevent water at the connecting part;
(3) through being provided with matte, oversheath and thorn face, when the joint was used in the environment that winter temperature is lower, take out the oversheath to wrap up the oversheath outside back at the joint body, glue between two sets of matte of oversheath bottom and two sets of thorn faces and glue and fix the oversheath, wrap up the protection to the outside of joint body, do not need to tear down the thorn face respectively from the matte when using, take out the oversheath can.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged side view of a partial section of the upper arc-shaped limiting block according to the present invention;
FIG. 3 is an enlarged side view, partially in section, of a second gasket of the present invention;
FIG. 4 is an enlarged partial cross-sectional top view of the present invention.
In the figure: 1. installing a flange; 2. connecting blocks; 3. an inner bore; 4. a thread block; 5. a connector body; 6. an upper arc-shaped limiting block; 7. reinforcing the spring strip; 8. a first gasket; 9. an inner cavity; 10. rough surface; 11. an outer sheath; 12. a lower arc-shaped limiting block; 13. an inner tank; 14. a second gasket; 15. pricking the surface.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1: referring to fig. 1-4, a flexible joint for connecting fluid pipelines comprises a joint body 5, mounting flanges 1 are arranged on two sides of the joint body 5, a connecting block 2 is movably connected to one side of the joint body 5, a thread block 4 is fixed to one side of the connecting block 2, an inner cavity 9 is arranged inside the joint body 5, an upper arc-shaped limiting block 6 is fixed to the top end inside the inner cavity 9, an outer sheath 11 is arranged outside the joint body 5, and rough surfaces 10 are respectively fixed to two sides of the bottom end of one end of the outer sheath 11;
a lower arc-shaped limiting block 12 is fixed at the bottom end inside the inner cavity 9, a reinforcing spring strip 7 is transversely arranged between the upper arc-shaped limiting block 6 and the lower arc-shaped limiting block 12, two sides of the reinforcing spring strip 7 are fixedly connected with two sides inside the inner cavity 9 respectively, the top end and the bottom end of the reinforcing spring strip 7 are embedded inside the upper arc-shaped limiting block 6 and the lower arc-shaped limiting block 12 respectively, and the upper arc-shaped limiting block 6 and the lower arc-shaped limiting block 12 are symmetrically arranged about the horizontal central line of the joint body 5;
specifically, as shown in fig. 1 and fig. 2, after the flexible joint is connected with the pipeline through the mounting flange 1 on both sides, the joint body 5 may be often bent in the use process, the reinforcing spring strip 7 is transversely arranged inside the inner cavity 9, the upper arc limiting block 6 and the lower arc limiting block 12 on the top end and the bottom end inside the inner cavity 9 fix and limit the reinforcing spring strip 7, the reinforcing spring strip 7 has elasticity, the internal integral structure can be supported and strengthened when the joint body 5 is bent, and the service life of the joint is prolonged.
Example 2: the inner parts of two sides of the joint body 5 are respectively provided with an inner hole 3, an inner thread is arranged in the inner hole 3, a first sealing gasket 8 is sleeved on one side of the outer part of the thread block 4, an inner groove 13 is arranged in the inner part of one side of the mounting flange 1, a second sealing gasket 14 is arranged in the inner part of the inner groove 13, an outer thread matched with the inner thread of the inner hole 3 is arranged on the outer part of the thread block 4, the thread block 4 is communicated with the inner part of the connecting block 2, the thread block 4 is communicated with the inner part of the inner cavity 9, and the outer part of the connecting block 2 is in a nut shape;
specifically, as shown in fig. 1 and fig. 3, if the mounting flange 1 is damaged during the use of the joint, the damaged mounting flange 1 can be detached and replaced by screwing the connecting block 2 with the aid of a tool to unscrew the screw block 4 from the inside of the inner hole 3 on one side of the joint body 5, and then the replaced mounting flange 1 can be screwed into the inner hole 3 again by using the screw block 4 to be fastened, and meanwhile, the first sealing gasket 8 arranged outside the screw block 4 and the second sealing gasket 14 arranged inside one side of the mounting flange 1 can seal and prevent water at the joint.
Example 3: two sides of the top end of the outer sheath 11 are respectively fixed with a stabbing surface 15, and the external dimension of the stabbing surface 15 is the same as that of the rough surface 10;
specifically, as shown in fig. 1 and 4, when the joint is used in an environment with a low temperature in winter, the outer sheath 11 is taken out, and after the outer sheath 11 is wrapped outside the joint body 5, the two groups of rough surfaces 10 at the bottom end of the outer sheath 11 and the two groups of stab surfaces 15 are adhered to fix the outer sheath 11, so that the outside of the joint body 5 is wrapped and protected, and when the joint is not used, the stab surfaces 15 are respectively torn off from the rough surfaces 10, and the outer sheath 11 is taken out.
The working principle is as follows: when the flexible joint is used, after the flexible joint is connected with a pipeline through the mounting flanges 1 on two sides, the joint body 5 can be frequently bent in the using process, the reinforcing spring strip 7 is transversely arranged in the inner cavity 9, the reinforcing spring strip 7 is fixedly limited through the upper arc limiting block 6 and the lower arc limiting block 12 at the top end and the bottom end in the inner cavity 9, the reinforcing spring strip 7 has elasticity, the whole internal structure can be supported and strengthened when the joint body 5 is bent, the service life of the joint is prolonged, if the mounting flange 1 is damaged in the using process of the joint, the damaged mounting flange 1 can be detached and replaced by screwing the thread block 4 out of the inner hole 3 on one side of the joint body 5 by using the tool to rotate the connecting block 2, the replaced mounting flange 1 can be screwed into the inner hole 3 again by using the thread block 4 to fasten, meanwhile, the first sealing gasket 8 arranged outside the thread block 4 and the second sealing gasket 14 arranged inside one side of the mounting flange 1 can seal and waterproof the joint, when the joint is used in an environment with low temperature in winter, the outer sheath 11 is taken out, the outer sheath 11 is wrapped outside the joint body 5, the two groups of rough surfaces 10 at the bottom end of the outer sheath 11 and the two groups of barbed surfaces 15 are adhered to fix the outer sheath 11, the outside of the joint body 5 is wrapped and protected, the barbed surfaces 15 are not required to be torn off from the rough surfaces 10 when the joint is used, and the outer sheath 11 can be taken out.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A flexible joint for fluid line connection, comprising a joint body (5), characterized in that: the utility model discloses a joint, including joint body (5), one side swing joint that connects body (5) has connecting block (2), and one side of connecting block (2) is fixed with screw thread piece (4), the inside that connects body (5) is provided with inner chamber (9), the inside top of inner chamber (9) is fixed with arc stopper (6), the outside that connects body (5) is provided with oversheath (11), and the both sides of oversheath (11) one end bottom are fixed with hair side (10) respectively.
2. A flexible joint for connecting fluid conduits according to claim 1, wherein: the bottom mounting of inner chamber (9) inside has arc stopper (12) down, go up arc stopper (6) and transversely be provided with between arc stopper (12) and consolidate spring bar (7) down, the both sides of consolidating spring bar (7) respectively with the inside both sides fixed connection of inner chamber (9), the top and the bottom of consolidating spring bar (7) inlay respectively in the inside of last arc stopper (6) and arc stopper (12) down.
3. A flexible joint for connecting fluid conduits according to claim 1, wherein: the upper arc-shaped limiting block (6) and the lower arc-shaped limiting block (12) are symmetrically arranged about the horizontal center line of the joint body (5).
4. A flexible joint for connecting fluid conduits according to claim 1, wherein: the joint is characterized in that inner holes (3) are formed in the two sides of the joint body (5) respectively, inner threads are formed in the inner holes (3), a first sealing gasket (8) is sleeved on one side of the outer portion of the thread block (4), an inner groove (13) is formed in the inner portion of one side of the mounting flange (1), and a second sealing gasket (14) is formed in the inner portion of the inner groove (13).
5. A flexible joint for connecting fluid conduits according to claim 1, wherein: the outside of screw thread piece (4) is provided with the external screw thread with hole (3) internal thread matched with, screw thread piece (4) is linked together with the inside of connecting block (2), screw thread piece (4) is linked together with the inside of inner chamber (9), the outside of connecting block (2) is the nut shape.
6. A flexible joint for connecting fluid conduits according to claim 1, wherein: stabbing surfaces (15) are fixed to two sides of the top end of the outer sheath (11) respectively, and the external size of the stabbing surfaces (15) is the same as that of the rough surface (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602537.7U CN215445479U (en) | 2021-07-15 | 2021-07-15 | Flexible joint for connecting fluid pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602537.7U CN215445479U (en) | 2021-07-15 | 2021-07-15 | Flexible joint for connecting fluid pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215445479U true CN215445479U (en) | 2022-01-07 |
Family
ID=79682173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121602537.7U Active CN215445479U (en) | 2021-07-15 | 2021-07-15 | Flexible joint for connecting fluid pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215445479U (en) |
-
2021
- 2021-07-15 CN CN202121602537.7U patent/CN215445479U/en active Active
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