CN210950326U - Flexible composite lining pipe connecting device - Google Patents
Flexible composite lining pipe connecting device Download PDFInfo
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- CN210950326U CN210950326U CN201922120633.7U CN201922120633U CN210950326U CN 210950326 U CN210950326 U CN 210950326U CN 201922120633 U CN201922120633 U CN 201922120633U CN 210950326 U CN210950326 U CN 210950326U
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- centering sleeve
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Abstract
The utility model discloses a bushing pipe connecting device in flexible complex, including centering sleeve, centering sleeve has seted up the ring bottom, and the ring has seted up first through-hole all around, first mounting groove has been seted up to centering sleeve inner wall bottom, and is provided with first sealing washer in the first mounting groove, the fillet has been seted up at centering sleeve inner wall top, and has seted up the chamfer at centering sleeve outer wall top, two second mounting grooves have been seted up to centering sleeve outer wall department, the coaxial fixedly connected with outer cutting ferrule of centering sleeve, outer cutting ferrule is half cylinder, outer cutting ferrule bottom is provided with the annular baffle of L, and has seted up the second through-hole on the annular baffle of L, the outer cutting ferrule top is provided with outer lug. The utility model adopts the mechanical fixing method to fix the lining pipeline, thereby not only ensuring the connection strength, but also ensuring the sealing performance of the joint; the first sealing ring at the butt joint of the two interfaces ensures that the leakage phenomenon can not occur when the two lining pipes are in butt joint flow.
Description
Technical Field
The utility model relates to a bushing union coupling technical field especially relates to a bushing union coupling device in flexible complex.
Background
The existing industrial conveying pipeline mainly takes a steel pipe as a main part, and the corrosion condition of the steel pipe is serious, so that the conveying medium is easy to leak. The flexible composite lining pipeline is a flat pipeline, is a novel flexible pipeline, is light in weight and high in pressure bearing, belongs to a pipeline made of corrosion-resistant materials, can be pulled into an existing steel pipeline by means of a spherical pig or a pipeline robot, and fixes a lining pipe and a steel pipe by using a joint of the lining pipeline. However, the conventional lining pipe joint method requires a jackscrew to fix the lining pipe, and the fixing method is not firm because the jackscrew is loosened.
Therefore, a flexible composite lining pipe connecting device is designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the jackscrew and fixing the interior bushing pipe, the jackscrew can become flexible and lead to fixed insecure problem, and the bushing pipe connecting device in a flexible composite who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a flexible composite inner bushing pipe connecting device comprises a centering sleeve, wherein a circular ring is arranged at the bottom of the centering sleeve, first through holes are formed in the periphery of the circular ring, a first mounting groove is formed in the bottom of the inner wall of the centering sleeve, a first sealing ring is arranged in the first mounting groove, a circular corner is formed in the top of the inner wall of the centering sleeve, a chamfer is formed in the top of the outer wall of the centering sleeve, two second mounting grooves are formed in the outer wall of the centering sleeve, an outer sleeve is coaxially and fixedly connected with the centering sleeve, the outer sleeve is in a semi-cylindrical shape, an L-shaped baffle is arranged at the bottom of the outer sleeve, second through holes are formed in the L-shaped baffle, an outer convex block is arranged at the top of the outer sleeve, a threaded hole table is fixedly connected with the side wall of the outer sleeve, two third mounting grooves are formed in the inner wall of the outer sleeve, a third through hole is formed in, the third through hole is coaxially and threadedly connected with a screw rod, and the screw rod is coaxially and threadedly connected with a first nut.
Preferably, the first through hole and the second through hole are coaxial and provided with a second thread, the first through hole and the second through hole are coaxially and threadedly connected with a long screw, and the long screw is coaxially and threadedly connected with a second nut.
Preferably, a notch formed by matching the second mounting groove and the third mounting groove is provided with a second sealing ring.
Preferably, an outer convex block arranged at the top of the outer cutting sleeve is matched with a chamfer arranged at the top of the outer wall of the centering sleeve.
Preferably, an L-shaped annular baffle arranged at the bottom of the outer cutting sleeve is tightly matched with a circular ring arranged at the bottom of the centering sleeve.
Preferably, the first seal ring radius is the same as the inner diameter of the centering sleeve.
The utility model has the advantages that:
1. the experimental device fixes the lining pipeline by adopting a mechanical fixing method, thereby not only ensuring the connection strength, but also ensuring the sealing performance of the joint.
2. The experimental device ensures that the leakage phenomenon can not occur when the two lining pipes are butted and flow through the first sealing ring at the butt joint of the two interfaces.
3. The experimental device is easy to disassemble and replace and convenient to operate.
Drawings
Fig. 1 is a schematic structural view of a flexible composite lining pipe connection device provided by the present invention;
FIG. 2 is a side view of the present device;
fig. 3 is a top view of the present device.
In the figure: 1 centering sleeve, 2 outer cutting ferrule, 3 screw rods, 4 first nuts, 5 screw hole platforms, 6 second sealing rings, 7 first sealing rings, 8 long screw rods and 9 second nuts.
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. 1-3, a flexible composite inner bushing pipe connecting device comprises a centering sleeve 1, wherein a circular ring is arranged at the bottom of the centering sleeve 1, first through holes are formed in the periphery of the circular ring, a first mounting groove is formed in the bottom of the inner wall of the centering sleeve 1, a first sealing ring 7 is arranged in the first mounting groove, the radius of the first sealing ring 7 is the same as the inner diameter of the centering sleeve 1, and when two centering sleeves 1 are connected in a butt joint mode, the first sealing ring 7 can ensure that leakage cannot occur when two inner bushings are in butt joint flow.
The fillet has been seted up at 1 inner wall top of centering sleeve, and 1 outer wall top of centering sleeve has seted up the chamfer, can avoid the liquid that flows to flow effectively between centering sleeve 1 and the outer card sleeve 2, the fillet is opened at 1 inner wall top of centering sleeve for better drainage, 1 outer wall department of centering sleeve has seted up two second mounting grooves, the notch that second mounting groove and third mounting groove cooperation formed is provided with second sealing washer 6, can effectively avoid the intraductal liquid of inside lining to spill over.
The outer cutting ferrule 2 of 1 coaxial fixedly connected with of centering sleeve, outer cutting ferrule 2 are half cylinder, and outer cutting ferrule 2 bottom is provided with the annular baffle of L, and the chamfer that outer lug and the centering sleeve 1 outer wall top of 2 top settings of outer cutting ferrule were seted up mutually supports, is in order to ensure to press from both sides tight centering sleeve 1, places the fluid and spills over.
The L-shaped annular baffle arranged at the bottom of the outer cutting sleeve 2 is tightly matched with the circular ring arranged at the bottom of the centering sleeve 1, and the long screw 8 and the second nut 9 can be assembled in a follow-up effective matching mode.
And set up the second through-hole on the L shape annular baffle, first through-hole is coaxial and has seted up the second screw with the second through-hole, and first through-hole and second through-hole coaxial thread are connected with long screw rod 8, and long screw rod 8 coaxial thread is connected with second nut 9, makes things convenient for the installation butt joint in earlier stage and the dismantlement operation in later stage.
2 tops of outer cutting ferrule are provided with outer lug, 2 lateral wall departments fixedly connected with screw platform 5 of outer cutting ferrule, 2 inner wall departments of outer cutting ferrule have seted up two third mounting grooves, screw platform 5 center departments have seted up the third through-hole, and third through-hole inner wall department has seted up first screw thread, the coaxial threaded connection of third through-hole has screw rod 3, 3 coaxial threaded connection of screw rod has first nut 4, the cover that can guarantee two outer cutting ferrule 2 can be fixed is on centering sleeve 1, consolidate through first nut 4 and screw rod 3, also convenient to detach and installation simultaneously.
The utility model discloses in, at first establish inside lining pipe port cover on centering sleeve 1, establish second mounting groove on centering sleeve 1 with 6 covers of second sealing washer again, then establish two outer cutting ferrule 2 covers on centering sleeve 1, then align screw hole platform 5, there is 3 rethread first nuts 4 of screw rod to fix at third through-hole department threaded connection, can dock the port department of two devices this moment, it places first sealing washer 7 and can guarantee the emergence of two inside lining pipe dockings leak phenomenon can not appear when flowing to set up in first mounting groove in centering sleeve 1 inner wall bottom, then 8 coaxial threaded connection of long screw rod have second nut 9, make things convenient for the dismantlement operation in installation butt joint and the later stage of earlier stage.
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. A flexible composite inner bushing pipe connecting device comprises a centering sleeve (1) and is characterized in that a circular ring is arranged at the bottom of the centering sleeve (1), first through holes are formed in the periphery of the circular ring, a first mounting groove is formed in the bottom of the inner wall of the centering sleeve (1), a first sealing ring (7) is arranged in the first mounting groove, a round angle is formed in the top of the inner wall of the centering sleeve (1), a chamfer is formed in the top of the outer wall of the centering sleeve (1), two second mounting grooves are formed in the outer wall of the centering sleeve (1), an outer clamping sleeve (2) is coaxially and fixedly connected with the centering sleeve (1), the outer clamping sleeve (2) is in a semi-cylindrical shape, an L-shaped baffle is arranged at the bottom of the outer clamping sleeve (2), second through holes are formed in the L-shaped baffle, an outer convex block is arranged at the top of the outer clamping sleeve (2), and a threaded hole platform (5) is fixedly connected with the side, two third mounting grooves are formed in the inner wall of the outer clamping sleeve (2), a third through hole is formed in the center of the screw hole platform (5), first threads are formed in the inner wall of the third through hole, the third through hole is coaxially and threadedly connected with a screw rod (3), and the screw rod (3) is coaxially and threadedly connected with a first nut (4).
2. The flexible composite inner lining pipe connecting device according to claim 1, wherein the first through hole and the second through hole are coaxial and provided with second threads, the first through hole and the second through hole are coaxially and threadedly connected with a long screw (8), and the long screw (8) is coaxially and threadedly connected with a second nut (9).
3. The flexible composite lining pipe connecting device according to claim 1, wherein the notch formed by the matching of the second mounting groove and the third mounting groove is provided with a second sealing ring (6).
4. The connecting device for the flexible composite inner lining pipe is characterized in that an outer convex block arranged at the top of the outer cutting sleeve (2) is matched with a chamfer arranged at the top of the outer wall of the centering sleeve (1).
5. The connecting device of flexible composite inner lining pipe as claimed in claim 1, wherein the L-shaped baffle arranged at the bottom of the outer cutting sleeve (2) is closely matched with the circular ring arranged at the bottom of the centering sleeve (1).
6. A flexible composite liner tube connection according to claim 1, wherein the first sealing ring (7) has the same radius as the inner diameter of the centering sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922120633.7U CN210950326U (en) | 2019-12-02 | 2019-12-02 | Flexible composite lining pipe connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922120633.7U CN210950326U (en) | 2019-12-02 | 2019-12-02 | Flexible composite lining pipe connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210950326U true CN210950326U (en) | 2020-07-07 |
Family
ID=71372914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922120633.7U Active CN210950326U (en) | 2019-12-02 | 2019-12-02 | Flexible composite lining pipe connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210950326U (en) |
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2019
- 2019-12-02 CN CN201922120633.7U patent/CN210950326U/en active Active
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