CN210687324U - Glass fiber tape winding bonding type composite pipe metal joint - Google Patents
Glass fiber tape winding bonding type composite pipe metal joint Download PDFInfo
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- CN210687324U CN210687324U CN201921896541.1U CN201921896541U CN210687324U CN 210687324 U CN210687324 U CN 210687324U CN 201921896541 U CN201921896541 U CN 201921896541U CN 210687324 U CN210687324 U CN 210687324U
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Abstract
The utility model belongs to the technical field of the compound pipe joint, specific saying relates to a glass fiber tape winding bonding type composite pipe metal joint. The technical scheme is as follows: the composite pipe comprises a sealing and bonding section arranged at one end of a core pipe, a sleeve for locking the bonding and bonding section and a plurality of lining flaps for surrounding and pressing the composite pipe; the sealing and bonding section is sleeved and supported in a pipe orifice of the composite pipe and is fixedly connected with the pipe orifice in a sealing manner, the sleeve is arranged outside the pipe orifice and is in threaded connection with a flange section arranged at the root part of the sealing and bonding section, the lining flap is arranged between the composite pipe and the sleeve, and the lining flap is pressed by screwing the sleeve in a matching manner to lock the butt joint of the composite pipe. The metal joint does not need special power equipment for connection, and has the characteristics of firm sealing, simple operation and convenient use.
Description
Technical Field
The utility model belongs to the technical field of the pipe joint, specific saying relates to a glass fiber tape winding bonding type composite pipe metal joint.
Background
The pipeline joint is a common pipeline connecting fitting, is used for communicating a pipe fitting with equipment and the pipe fitting with the pipe fitting, and also can play a role in distributing media and changing the motion direction of the media. The pipeline joint applied to the composite pipeline (such as a rubber pipe) is generally of a composite structure, the structure at least comprises a core pipe and a buckling and pressing sheath, and in order to enhance the bonding force between the core pipe and the rubber pipe, the surface of the core pipe is provided with inverted grooves, namely a plurality of annular zigzag grooves, so that the phenomenon that the rubber pipe falls off can be effectively prevented, and the joint part is tighter and firmer. However, the structure is not suitable for glass fiber (glass fiber for short) winding pipelines, the glass fiber winding pipelines are formed by spirally winding and gluing the glass fiber tapes along the axial direction, the spirally winding tapes in the composite pipe are easy to loose and separate due to the axial tension of the inverted groove, and the structure of the pipe body is thoroughly damaged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a split type metal joint of glass fiber winding composite pipe that is particularly suitable for the bonding connection of axial winding composite pipe and connects tight firm, easy operation, convenient to use.
In order to achieve the above object, the utility model adopts the following technical scheme:
a glass fiber tape winding bonding type composite pipe metal joint comprises a sealing bonding section arranged at one end of a core pipe, a sleeve for locking the bonding sealing section and a plurality of lining flaps for surrounding and pressing the composite pipe; the sealing and bonding section is sleeved and supported in a pipe orifice of the composite pipe and is fixedly connected with the pipe orifice in a sealing mode, the sleeve is arranged outside the pipe orifice and is in threaded connection with a flange section arranged at the root of the sealing and bonding section, the lining flap is arranged between the composite pipe and the sleeve, and the sleeve is screwed to be matched with the lining flap in a pressing mode so that the butt joint of the composite pipe is locked.
The additional technical characteristics of the glass fiber tape winding bonding type composite pipe metal joint further comprise that:
-the number of said lining flaps is 3 to 5 and the shape of the section in the axial direction of the pipe is wedge-shaped, the inner surface of said sleeve fitting the wedge-shaped section of said lining flaps;
the inner surface of the liner flap is provided with concave-convex indentations for increasing the buckling pressure on the pipe orifice;
the threaded connection end of the sleeve to the flange section has a redundant amount of tightening;
one or more circumferential grooves are formed in the outer surface of the bonding section of the core pipe, and sealing rings are arranged in the grooves;
the other end of the core pipe is provided with a threaded joint, a flange joint, a socket joint or a welding joint for connecting with equipment or other pipelines or two ends of the core pipe are symmetrically provided with bonding connectors for connecting two glass fiber winding composite pipes.
The utility model provides a compound pipe metal joint of glass fiber tape winding bonding type compares with prior art, has following advantage: one end of a core pipe of the metal joint is provided with a sealing bonding section and a sleeve for locking the sealing bonding section, the sealing bonding section is sleeved and supported in a pipe orifice of the glass fiber winding composite pipe and is bonded, sealed and fixed with the pipe orifice, the sleeve is compressed outside the pipe orifice and is in threaded connection with a flange section arranged at the root part of the sealing bonding section, the bonding connection between the glass fiber winding pipeline and the joint core pipe is realized, the pulling of an inverted groove on the wall of the composite pipe in the traditional joint is avoided, the stability of the pipe body is ensured, the joint part is relatively compact and firm, and the effective service time is prolonged; secondly, the sealing and bonding section of the core pipe is glued and inserted into the glass fiber winding pipe orifice to be connected and fixed, the pipe orifice is compressed by the sleeve and sleeved on the sealing and bonding section of the core pipe, the end part of the sleeve is in threaded connection with the flange section of the core pipe, namely the sleeve is rotated to complete the screwing of the pipe orifice, the structure is simple to operate, special power equipment is not needed, the joint is firm, and time and labor are saved; thirdly, because install a plurality of additional between sealed bonding section and sleeve pipe and encircle the lining lamella that compresses tightly the mouth of pipe and be the wedge along the axial cross sectional shape of pipeline, the sheathed tube internal surface cooperatees with the wedge cross-section of lining lamella, and at the rotatory in-process that compresses tightly mouth of pipe and bonding section of sleeve pipe, the mouth of pipe is locked gradually to the lining lamella, and the mouth of pipe anticreep performance of joint department improves greatly, has obviously strengthened the security of connector.
Drawings
Fig. 1 is a schematic structural diagram of a glass fiber tape winding bonding type composite pipe metal joint of the present invention.
Detailed Description
The structure and the working principle of the glass fiber tape winding bonding composite pipe metal joint provided by the present invention will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1, it is a schematic structural diagram of a glass fiber tape winding bonding type composite pipe metal joint provided by the present invention. The structure of the composite pipe metal joint comprises a sealing bonding section 11 arranged at one end of a core pipe 1, a sleeve 2 for locking the bonding sealing section 11, and a plurality of lining flaps 3 for surrounding and pressing a composite pipe orifice A, wherein the sealing bonding section 1 is sleeved and supported in the pipe orifice A of the composite pipe and is fixedly connected with the pipe orifice A in a sealing way, the sleeve 2 is arranged outside the pipe orifice A and is in threaded connection with a flange section 12 arranged at the root of the sealing bonding section 11, the lining flaps 3 are arranged between the composite pipe orifice A and the sleeve 2, and the lining flaps 3 are matched and pressed by screwing the sleeve 2 so as to lock the composite pipe butt joint
The working principle is as follows: the sealing and bonding section 11 of the connector core tube 1 is uniformly coated with glue, the glass fiber winding composite tube is inserted into the tube opening A of the composite tube and is bonded, sealed and connected and fixed, the lining flaps 3 are arranged at the tube opening part in a surrounding mode, the sleeve 2 is sleeved on the outer side of the lining flaps 3 and tightly presses the tube opening A, the lining flaps 3 are arranged in an annular mode or are spliced into the tube opening A of the integrated hoop composite tube and are locked on the sealing and bonding section 11, the end part of the sleeve 2 is in threaded connection 13 with the flange section 12 at the root part of the sealing and bonding section 11 of the core tube 1, namely the function of locking the tube opening A is realized by integrally rotating the lining flaps 3 in a pressing mode through the sleeve 2, the operation is convenient and labor-saving, in the process of rotating the sleeve 2, the hoop force of the.
In the structure of the glass fiber tape winding bonding type composite pipe metal joint,
as a preferred embodiment, the number of the lining petals 3 is 3 to 5, the shape of the cross section of the lining petals 3 in the axial direction of the pipeline is wedge-shaped, the inner surface of the sleeve 2 is matched with the wedge-shaped cross section of the lining petals 3, the lining petals 3 are gradually pressed in the process of screwing the sleeve 2, and the sleeve 2 and the core tube 1 are not easy to be disjointed due to the buckling effect of the wedge-shaped cross section, so that the connection strength is obviously enhanced;
preferably, the inner surface of the lining flap 3 is provided with concave-convex indentations 14 for increasing the buckling pressure on the pipe orifice, further enhancing the combination tightness of the sleeve 2 and the lining flap 3 and improving the overall strength among all components at the joint part;
furthermore, the end part of the threaded connection 13 between the sleeve 2 and the flange section 12 has a redundant screwing amount 4, the sleeve 2 is screwed and locked once during initial assembly, the threaded connection 13 may loosen after a period of use, and the locking connection can be completed again only by screwing the sleeve 2 within the range of the redundant screwing amount 4 during daily maintenance, so that the maintenance operation is convenient, and the effective service life of the connector is also prolonged;
preferably, one or more circumferential grooves 5 are formed in the outer surface of the sealing and bonding section 11 of the core pipe 1, sealing rings 6 are arranged in the grooves 5, and on the premise that the strength of the glass fiber winding composite pipe bonding joint is guaranteed, the sealing performance of the connector is enhanced and the operation safety of the pipeline joint fitting is improved by arranging the grooves 5 of the sealing rings 6;
in order to expand the use function of the connector, the other end of the core pipe 1 is provided with a threaded connector 7, a flange connector, a socket connector or a welding connector and is used for being connected with equipment or other pipelines, the two ends of the core pipe 1 can be symmetrically provided with bonding connectors and used for connecting two glass fiber winding composite pipes, corresponding adjustment is carried out according to different application scenes, and the connector is not limited to two ports, and can be improved into a tee joint, a four-way joint or even a multi-way connector.
Claims (6)
1. The utility model provides a glass fiber tape winding bonding type composite pipe metal joint which characterized in that: the composite pipe comprises a sealing and bonding section arranged at one end of a core pipe, a sleeve for locking the bonding and bonding section and a plurality of lining flaps for surrounding and pressing the composite pipe; the sealing and bonding section is sleeved and supported in a pipe orifice of the composite pipe and is fixedly connected with the pipe orifice in a sealing mode, the sleeve is arranged outside the pipe orifice and is in threaded connection with a flange section arranged at the root of the sealing and bonding section, the lining flap is arranged between the composite pipe and the sleeve, and the sleeve is screwed to be matched with the lining flap in a pressing mode so that the butt joint of the composite pipe is locked.
2. The glass fiber tape winding bonding type composite pipe metal joint as claimed in claim 1, wherein: the number of the lining flaps is 3-5, the shape of the cross section of the lining flaps along the axial direction of the pipeline is wedge-shaped, and the inner surface of the sleeve is matched with the wedge-shaped cross section of the lining flaps.
3. The glass fiber tape winding bonding type composite pipe metal joint as claimed in claim 1, wherein: concave-convex indentations are arranged on the inner surface of the lining flap and used for increasing buckling pressure on the pipe orifice.
4. The glass fiber tape winding bonding type composite pipe metal joint as claimed in claim 3, wherein: the threaded connection end of the sleeve and the flange section has a redundant tightening amount.
5. The glass fiber tape winding bonding type composite pipe metal joint as claimed in claim 1, wherein: the bonding section surface of core pipe sets up one or multichannel hoop recess, set up the sealing washer in the recess.
6. The glass fiber tape winding bonding type composite pipe metal joint as claimed in claim 1, wherein: the other end of the core pipe is provided with a threaded joint, a flange joint, a socket joint or a welding joint and is used for being connected with equipment or other pipelines or two ends of the core pipe are symmetrically provided with bonding connectors and are used for connecting two glass fiber winding composite pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921896541.1U CN210687324U (en) | 2019-11-06 | 2019-11-06 | Glass fiber tape winding bonding type composite pipe metal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921896541.1U CN210687324U (en) | 2019-11-06 | 2019-11-06 | Glass fiber tape winding bonding type composite pipe metal joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210687324U true CN210687324U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921896541.1U Active CN210687324U (en) | 2019-11-06 | 2019-11-06 | Glass fiber tape winding bonding type composite pipe metal joint |
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| Country | Link |
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| CN (1) | CN210687324U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357460A (en) * | 2021-06-16 | 2021-09-07 | 上海恺申消防设备安装有限公司 | Fire-fighting pipe fitting and installation method thereof |
| CN113650199A (en) * | 2021-07-01 | 2021-11-16 | 西北工业大学 | Split type composite material core mold for winding solid rocket engine shell |
-
2019
- 2019-11-06 CN CN201921896541.1U patent/CN210687324U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357460A (en) * | 2021-06-16 | 2021-09-07 | 上海恺申消防设备安装有限公司 | Fire-fighting pipe fitting and installation method thereof |
| CN113650199A (en) * | 2021-07-01 | 2021-11-16 | 西北工业大学 | Split type composite material core mold for winding solid rocket engine shell |
| CN113650199B (en) * | 2021-07-01 | 2023-06-13 | 西北工业大学 | Split type composite material core mold for winding solid rocket engine shell |
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