CN212319154U - Pipeline plugging device - Google Patents
Pipeline plugging device Download PDFInfo
- Publication number
- CN212319154U CN212319154U CN202020775666.5U CN202020775666U CN212319154U CN 212319154 U CN212319154 U CN 212319154U CN 202020775666 U CN202020775666 U CN 202020775666U CN 212319154 U CN212319154 U CN 212319154U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- plugging
- annular sealing
- base
- sealing groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 79
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Pipe Accessories (AREA)
Abstract
The utility model relates to a pipeline plugging device, which comprises a plugging plug head and a plugging base connected with the plugging plug head, wherein the surface of the plugging base is provided with an annular sealing groove, the plugging base is provided with a plurality of threaded holes which are annularly distributed, the threaded holes penetrate through the plugging base and are communicated with the bottom of the annular sealing groove, the inner wall of the annular sealing groove is fixedly provided with a first annular sealing ring, and the outer wall of the annular sealing groove is fixedly provided with a second annular sealing ring; the plugging plug head extends into the port of the pipeline, the end of the pipeline extends into the annular sealing groove of the plugging base, the first annular sealing ring is in contact sealing with the inner wall of the pipeline, and the second annular sealing ring is in contact sealing with the outer wall of the pipeline; the end face of the pipeline end is provided with a plurality of fixed threaded holes, screws penetrate through the threaded holes in the plugging base, the end portions of the screws extend into the fixed threaded holes in the end face of the pipeline from the bottom of the annular sealing groove, and the pipeline end is fixedly connected with the plugging base through the screws. The high-efficiency sealing performance of the pipeline is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of the pipeline and specifically relates to a pipeline plugging device.
Background
Pipeline shutoff is as the name implies and is just playing the effect that the sealed stopper of pipeline tip was stopped up, the pipeline shutoff not only need possess higher shutoff intensity and also need possess the function of fast-assembling, pipeline shutoff commonly used at present mainly includes shutoff chock plug and shutoff base, the shutoff chock plug stretches into in the port of pipeline, the surface of shutoff base seals the terminal surface of pipeline and fixes through the powerful glue bonding, there are the not high and not high problem of leakproofness of shutoff intensity when traditional pipeline shutoff in-service use, when the inside water pressure of pipeline is too big, there is the problem that the pipeline shutoff was broken out very easily, this patent improves to the defect that traditional pipeline shutoff exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pipeline plugging device in order to solve the defect that prior art exists.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a pipeline plugging device comprises a plugging plug head and a plugging base connected with the plugging plug head, wherein an annular sealing groove is formed in the surface of the plugging base, a plurality of threaded holes which are annularly distributed are formed in the plugging base, the threaded holes penetrate through the plugging base and are communicated with the bottom of the annular sealing groove, a first annular sealing ring is fixedly installed on the inner wall of the annular sealing groove, and a second annular sealing ring is fixedly installed on the outer wall of the annular sealing groove;
the plugging plug head extends into the port of the pipeline, the end of the pipeline extends into the annular sealing groove of the plugging base, the first annular sealing ring is in contact sealing with the inner wall of the pipeline, and the second annular sealing ring is in contact sealing with the outer wall of the pipeline;
the end face of the pipeline end is provided with a plurality of fixed threaded holes which are distributed in an annular mode, screws penetrate through the threaded holes in the plugging base, the end portions of the screws extend into the fixed threaded holes in the end face of the pipeline from the bottom of the annular sealing groove, and the pipeline end is fixedly connected with the plugging base through the screws.
Furthermore, the plugging plug head is cylindrical, and the diameter of the plugging plug head is smaller than the caliber of the pipeline.
Furthermore, the groove width of the annular sealing groove is larger than the pipe wall thickness of the pipeline, and the end head of the pipeline extends into the annular sealing groove of the plugging base and is abutted against the bottom of the annular sealing groove.
Further, the plugging plug head and the plugging base are integrally formed.
Furthermore, the number of the fixed threaded holes on the end surface of the pipeline is consistent with that of the threaded holes on the plugging base.
The utility model has the advantages that: when the pipeline plugging device is used, the plugging plug extends into the port of the pipeline, the end of the pipeline extends into the annular sealing groove of the plugging base, the first annular sealing ring is in contact sealing with the inner wall of the pipeline, the second annular sealing ring is in contact sealing with the outer wall of the pipeline, a screw penetrates through the threaded hole in the plugging base, the end part of the screw extends into the fixed threaded hole in the end face of the pipeline from the bottom of the annular sealing groove, the end of the pipeline and the plugging base are fixedly connected through the screw to perform high-strength plugging on the end face of the pipeline, the structure performs first-step plugging on the pipeline through the plugging plug, performs second-step plugging on the pipeline through the matching of the end of the pipeline and the annular sealing groove, the first annular sealing ring and the second annular sealing ring further play a role in auxiliary sealing, the high-efficiency sealing performance of the pipeline is ensured, in addition, the end face of the, the whole plugging strength can be ensured, and the problem that the plugging is opened by large water pressure in the pipeline can be avoided.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the installation of the present invention at the end of a pipeline;
FIG. 4 is an enlarged view of area A of FIG. 3;
fig. 5 is a schematic view of the end face of the pipe according to the present invention.
Detailed Description
As shown in fig. 1 to 5, a pipeline plugging device includes a plugging plug 1, a plugging base 2 connected to the plugging plug 1, an annular sealing groove 3 provided on the surface of the plugging base 2, a plurality of threaded holes 4 annularly arranged on the plugging base 2, the threaded holes 4 penetrating through the plugging base 2 and communicating with the bottom of the annular sealing groove 3, a first annular sealing ring 5 fixedly installed on the inner wall of the annular sealing groove 3, and a second annular sealing ring 6 fixedly installed on the outer wall of the annular sealing groove 3;
the plugging plug 1 extends into a port of a pipeline 7, the end head of the pipeline 7 extends into an annular sealing groove 3 of the plugging base 2, a first annular sealing ring 5 is in contact sealing with the inner wall of the pipeline 7, and a second annular sealing ring 6 is in contact sealing with the outer wall of the pipeline 7;
the end face of the pipeline end is provided with a plurality of fixed threaded holes 8 which are distributed in an annular mode, screws 9 penetrate through threaded holes 4 in the plugging base 2, the end portions of the screws 9 extend into the fixed threaded holes 8 in the end face of the pipeline from the bottom of the annular sealing groove 3, and the end of the pipeline 7 is fixedly connected with the plugging base 2 through the screws 9.
Wherein, shutoff chock plug 1 is cylindricly, and the diameter of shutoff chock plug 1 is less than the bore of pipeline 7. The groove width of the annular sealing groove 3 is larger than the pipe wall thickness of the pipeline 7, and the end head of the pipeline 7 extends into the annular sealing groove 3 of the plugging base 2 and is abutted against the bottom of the annular sealing groove 3. The plugging stopper 1 and the plugging base 2 are integrally formed. The number of the fixed threaded holes 8 on the end surface of the pipeline is consistent with that of the threaded holes 4 on the plugging base 2.
When the pipeline plugging device is used, the plugging plug head 1 extends into a port of a pipeline 7, the end of the pipeline 7 extends into the annular sealing groove 3 of the plugging base 2, the first annular sealing ring 5 is in contact sealing with the inner wall of the pipeline 7, the second annular sealing ring 6 is in contact sealing with the outer wall of the pipeline 7, the screw 9 is arranged in the threaded hole 4 on the plugging base 2 in a penetrating manner, the end part of the screw 9 extends into the fixed threaded hole 8 on the end surface of the pipeline 7 from the bottom of the annular sealing groove 3, the end of the pipeline is fixedly connected with the plugging base 2 through the screw 9 to perform high-strength plugging on the port of the pipeline 7, the structure performs first-step plugging on the pipeline 7 through the plugging plug head 1, performs second-step plugging on the pipeline through the matching of the end of the pipeline 7 and the annular sealing groove 3, the first annular sealing ring 5 and the second annular sealing ring 6 further play a role in auxiliary sealing, in addition, the screw 9 is used for connecting the end of the pipeline and the plugging base 2, so that the overall plugging strength can be ensured, and the problem that the plugging is opened by large water pressure in the pipeline can be solved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A pipeline plugging device comprises a plugging plug head and a plugging base connected with the plugging plug head, and is characterized in that an annular sealing groove is formed in the surface of the plugging base, a plurality of threaded holes which are annularly distributed are formed in the plugging base, the threaded holes penetrate through the plugging base and are communicated with the bottom of the annular sealing groove, a first annular sealing ring is fixedly installed on the inner wall of the annular sealing groove, and a second annular sealing ring is fixedly installed on the outer wall of the annular sealing groove;
the plugging plug head extends into the port of the pipeline, the end of the pipeline extends into the annular sealing groove of the plugging base, the first annular sealing ring is in contact sealing with the inner wall of the pipeline, and the second annular sealing ring is in contact sealing with the outer wall of the pipeline;
the end face of the pipeline end is provided with a plurality of fixed threaded holes which are distributed in an annular mode, screws penetrate through the threaded holes in the plugging base, the end portions of the screws extend into the fixed threaded holes in the end face of the pipeline from the bottom of the annular sealing groove, and the pipeline end is fixedly connected with the plugging base through the screws.
2. The pipeline plugging device of claim 1, wherein the plugging plug is cylindrical and has a diameter smaller than the diameter of the pipeline.
3. The pipeline plugging device according to claim 1 or 2, wherein the width of the annular sealing groove is larger than the thickness of the pipe wall of the pipeline, and the end of the pipeline extends into the annular sealing groove of the plugging base and abuts against the bottom of the annular sealing groove.
4. The pipeline plugging device of claim 3 wherein the plugging plug is integrally formed with the plugging base.
5. The pipeline plugging device of claim 3, wherein the number of the fixing threaded holes on the end surface of the pipeline is the same as the number of the threaded holes on the plugging base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020775666.5U CN212319154U (en) | 2020-05-12 | 2020-05-12 | Pipeline plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020775666.5U CN212319154U (en) | 2020-05-12 | 2020-05-12 | Pipeline plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212319154U true CN212319154U (en) | 2021-01-08 |
Family
ID=74023791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020775666.5U Expired - Fee Related CN212319154U (en) | 2020-05-12 | 2020-05-12 | Pipeline plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212319154U (en) |
-
2020
- 2020-05-12 CN CN202020775666.5U patent/CN212319154U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |