CN212859294U - Device for replacing sealing gasket of pipeline flange - Google Patents
Device for replacing sealing gasket of pipeline flange Download PDFInfo
- Publication number
- CN212859294U CN212859294U CN202020647933.0U CN202020647933U CN212859294U CN 212859294 U CN212859294 U CN 212859294U CN 202020647933 U CN202020647933 U CN 202020647933U CN 212859294 U CN212859294 U CN 212859294U
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- Prior art keywords
- flange
- wire rope
- steel wire
- pipeline
- sleeve pipe
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- 238000007789 sealing Methods 0.000 title description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 41
- 239000010959 steel Substances 0.000 claims description 41
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 238000012856 packing Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000011084 recovery Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model belongs to a be used for changing sealed auxiliary structure who fills up between pipeline flange specifically is a device for changing sealed pad of pipeline flange, has solved the sealed technical problem that is difficult to change of flange packing between the flange subassembly that is used for connecting different pipelines. The utility model provides a device for changing sealed pad of pipeline flange, includes lead screw and with a pair of nut of lead screw thread fit, the equal loop has the sleeve pipe on the lead screw outside two nuts, be connected with two wire rope of position along the symmetry of sleeve pipe axis on the sleeve pipe. The utility model discloses the small and exquisite simple of structure, convenient operation, very laborsaving when changing the sealed pad of flange, especially to the flange coupling assembling between longer pipeline, it is comparatively easy to change the sealed pad of flange, practices thrift man-hour, and its cost is with low costs moreover, is fit for promoting.
Description
Technical Field
The utility model belongs to an auxiliary structure for changing sealed pad between pipeline flange specifically is a device for changing sealed pad of pipeline flange.
Background
In the production of raw coal, a drainage system, a static pressure system and a compressed air system are installed underground in a matched manner in a coal mine enterprise. During laying, various pipelines with different sizes and different lengths are arranged, and the pipelines are connected in a way that a flange plate, a flange sealing gasket and a bolt are matched and fastened; after long-time use after installation, sundries or rusty scales generated in the pipe fall off, so that the local part is affected by water pressure, wind pressure and internal factors, and the phenomena of air leakage and water leakage are often suppressed when the flange rubber pad is installed. Because pipeline length is usually in several hundreds to several kilometers, because the clearance when the flange connection is torn open to dead weight mutual resistance is little, it is very difficult to change the flange sealed pad.
Disclosure of Invention
The utility model discloses aim at solving the sealed technical problem who is difficult to change of flange packing between the flange subassembly that is used for connecting different pipelines, provide a device for changing the sealed pad of pipeline flange, can realize simply changing the sealed purpose of pad of flange more through the device.
The utility model provides a technical means that its technical problem adopted is: the utility model provides a device for changing sealed pad of pipeline flange, includes lead screw and with a pair of nut of lead screw thread fit, the equal loop has the sleeve pipe on the lead screw outside two nuts, be connected with two wire rope of centrosymmetry on the sleeve pipe.
When the device is used, bolts and nuts on a flange connecting assembly between two sections of pipelines are all disassembled, then a lead screw is arranged in a first through hole corresponding to a group of positions on the flange connecting assembly in a penetrating manner, two nuts are respectively arranged at two ends of the lead screw outside the flange connecting assembly, then sleeves are arranged, steel wire ropes on the two sleeves are respectively connected with two through holes on two sides of the first through holes on a left flange cover and a right flange cover in the flange connecting assembly, another device for replacing pipeline flange sealing gaskets is arranged in a group of second through holes in the flange connecting assembly in the direction symmetrical to the first through holes, and the specific installation methods of the lead screw, the nuts, the sleeves and the steel wire ropes are the same as those described above; after the two sets of devices for replacing the flange sealing gasket of the pipeline are installed, four nuts on the two sets of screw rods are uniformly screwed by using a spanner, the nuts are respectively rotated towards the outer side, the sleeve is propped against and outwards pulled, the steel wire rope stress is respectively pulled towards the two sides to enable the two flange plates to be separated, after the two flange plates are separated by a certain distance, the damaged flange sealing gasket is replaced, the loosened nut is restored to the original position, the flange connecting assembly is fastened by using a bolt nut, and the work of replacing the flange sealing gasket is completed.
The utility model provides another kind of technical means that its technical problem adopted is: the utility model provides a device for changing sealed pad of pipeline flange, includes the round bar, the both ends of round bar are provided with the external screw thread, are equipped with the equal screw-thread fit's in both ends of external screw thread a pair of nut on the round bar, and equal loop has the sleeve pipe on the round bar outside two nuts, be connected with two wire rope of position along the sleeve pipe axis symmetry on the sleeve pipe.
When the device is used, bolts and nuts on a flange connecting assembly between two sections of pipelines are all disassembled, then round rods penetrate through a group of first through holes corresponding to the positions of the first through holes on the flange connecting assembly, two nuts are respectively installed at two ends of the round rods outside the flange connecting assembly, then sleeves are installed, steel wire ropes on the two sleeves are respectively connected with two through holes on two sides of the first through holes on left and right flange covers in the flange connecting assembly, another device for replacing a pipeline flange sealing gasket is installed in a group of second through holes in the flange connecting assembly in the direction symmetrical to the first through holes, and the specific installation methods of the round rods, the nuts, the sleeves and the steel wire ropes are the same as the above; the back is all installed to two sets of devices that are used for changing the sealed pad of pipeline flange, then evenly twist four nuts on two sets of round bars with the spanner for the nut rotates to the outside respectively, thereby withstands the sleeve pipe and outwards draws, and two ring flanges make its separation about the wire rope atress is drawn to both sides respectively, after controlling two ring flanges and part the certain distance, will damage the sealed pad of flange and change down, not hard up nut recovery normal position, fasten flange coupling assembling again with bolt and nut, accomplish the sealed work of changing the flange.
The utility model has the advantages that: the structure is small and exquisite simple, convenient operation, and is very laborsaving when changing the sealed pad of flange, especially to the flange coupling assembling between longer pipeline, has weakened the pipeline dead weight mutual resistance through the cooperation of lead screw and nut for when changing the flange, the flange clearance is great, and it is comparatively easy to change the sealed pad of flange, practices thrift man-hour, and its cost is with low costs moreover, is fit for promoting.
Drawings
Fig. 1 is a schematic structural view of a flange connection assembly.
Fig. 2 is a schematic structural view of the flange connecting assembly after the bolts and nuts are disassembled.
Fig. 3 is a schematic structural view of an apparatus for replacing a flange gasket of a pipeline according to embodiment 1 of the present invention.
Fig. 4 is a schematic structural diagram of an apparatus for replacing a flange gasket of a pipeline according to embodiment 2 of the present invention.
Fig. 5 is a schematic structural diagram of embodiment 2 of the present invention after being mounted on the flange connection assembly.
Fig. 6 is the utility model discloses embodiment 2 installs the structure schematic diagram that pulls the flange to both sides after flange coupling assembling.
Fig. 7 is a top view of fig. 6.
In the figure: 1-round bar; 2-a nut; 3-sleeving a pipe; 4-a steel wire rope; 5-a circular ring; 6-steel wire rope clamping; 7-flange connection assembly; 8-flange gasket; 9-lead screw.
Detailed Description
An apparatus for replacing a flange gasket of a pipeline according to the present invention will be described in detail with reference to fig. 1 to 7.
Example 1: a device for replacing a pipeline flange sealing gasket comprises a screw rod 9 and a pair of nuts 2 in threaded fit with the screw rod 9, wherein a sleeve 3 is movably sleeved on the screw rod 9 outside the two nuts 2, and the sleeve 3 is connected with two steel wire ropes 4 with central symmetry; two rings 5 for connecting a steel wire rope 4 are welded on the sleeve 3; the steel wire rope 4 is provided with a steel wire rope clamp 6 used for connecting the end part of the steel wire rope 4. The circular ring 5 is used for penetrating and connecting the steel wire rope 4, and the steel wire rope clamp 6 is used for fixing the end part of the steel wire rope 4 and the rope body of the steel wire rope 4 and dragging the flange connecting assembly 7.
When in use, the bolts and nuts on the flange connecting component 7 between the two sections of pipelines are firstly disassembled, as shown in figures 1 and 2, then the screw rod 9 is arranged in a group of first through holes corresponding to the positions on the flange connecting component 7 in a penetrating way, the two nuts 2 are respectively arranged at two ends of the screw rod 9 outside the flange connecting component 7, then the sleeves 3 are installed, the steel wire ropes 4 in the circular rings 5 of the two sleeves 3 are respectively connected with two through holes at two sides of a first through hole on a left flange cover and a right flange cover in a flange connecting component 7, the two ends of the steel wire rope 4 are fixedly connected through the steel wire rope clamp 6, and another device for replacing the pipeline flange sealing gasket 8 is installed in a group of second through holes in the flange connecting assembly 7 in the direction symmetrical to the first through hole, wherein the specific installation methods of the lead screw 9, the nut 2, the sleeve 3 and the steel wire rope 4 are the same as those described above, and are shown in fig. 5; the back is all installed to two sets of devices that are used for changing pipeline flange gasket 8, then evenly twist four nuts 2 on two sets of lead screws 9 with the spanner, make nut 2 rotate to the outside respectively, thereby it outwards draws to withstand sleeve pipe 3, two ring flanges make its separation about wire rope 4 atress is drawn to both sides respectively, as shown in fig. 6, 7, after controlling two ring flanges and part the certain distance, will damage flange gasket 8 and change down, not hard up nut 2 resumes the normal position, fasten flange coupling assembling 7 again with bolt and nut 2, accomplish the work of changing flange gasket 8.
Example 2: a device for replacing a pipeline flange sealing gasket comprises a round rod 1, wherein external threads are arranged at two ends of the round rod 1, a pair of nuts 2 which are matched with the external threads are arranged on the round rod 1 in a threaded manner at two ends, a sleeve 3 is movably sleeved on the round rod 1 outside the two nuts 2, and the sleeve 3 is connected with two steel wire ropes 4 which are symmetrical along the axis of the sleeve 3; two nuts 2 for connecting a steel wire rope 4 are welded on the sleeve 3; the steel wire rope 4 is provided with a steel wire rope clamp 6 used for connecting the end part of the steel wire rope 4. The circular ring 5 is used for penetrating and connecting the steel wire rope 4, and the steel wire rope clamp 6 is used for fixing the end part of the steel wire rope 4 and the rope body of the steel wire rope 4 and dragging the flange connecting assembly 7; the length of the external thread arranged at both ends of the round rod 1 accounts for 1/3 or 2/5 of the total length of the round rod 1.
When in use, as shown in fig. 1 and 2, the bolts and nuts on the flange connecting component 7 between two sections of pipelines are firstly detached, then the round rod 1 is arranged in a group of first through holes corresponding to the positions on the flange connecting component 7 in a penetrating way, two nuts 2 are respectively arranged at two ends of the round rod 1 outside the flange connecting component 7, then the sleeves 3 are installed, the steel wire ropes 4 in the circular rings 5 of the two sleeves 3 are respectively connected with two through holes at two sides of a first through hole on a left flange cover and a right flange cover in a flange connecting component 7, the two ends of the steel wire rope 4 are fixedly connected through the steel wire rope clamp 6, and another device for replacing the pipeline flange sealing gasket 8 is installed in a group of second through holes in the flange connecting component 7 in the direction symmetrical to the first through hole, wherein the installation method of the concrete round rod 1, the nut 2, the sleeve 3 and the steel wire rope 4 is the same as that described above, and is shown in fig. 5; the back is all installed to two sets of devices that are used for changing pipeline flange gasket 8, then evenly twist four nuts 2 on two sets of round bars 1 with the spanner, make nut 2 rotate to the outside respectively, thereby it outwards draws to withstand sleeve pipe 3, two ring flanges make its separation about wire rope 4 atress is drawn to both sides respectively, as shown in figure 6, 7, after controlling two ring flanges and part the certain distance, will damage flange gasket 8 and change down, not hard up nut 2 resumes the normal position, fasten flange coupling assembling 7 again with bolt nut 2, accomplish the work of changing flange gasket 8.
While the invention has been particularly shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a device for changing sealed pad of pipeline flange, its characterized in that, including lead screw (9) and with a pair of nut (2) of lead screw (9) screw-thread fit, equal looper has sleeve pipe (3) on lead screw (9) outside two nut (2), be connected with two wire rope (4) of position along sleeve pipe (3) axis symmetry on sleeve pipe (3).
2. Device for replacing a flange gasket of a pipeline according to claim 1, characterized in that two rings (5) for connecting the steel cables (4) are welded to the sleeve (3).
3. A device for replacing a flange gasket of a pipeline according to claim 2, characterized in that the steel wire rope (4) is provided with a steel wire rope clip (6) for connecting the end of the steel wire rope (4).
4. The utility model provides a device for changing sealed pad of pipeline flange, a serial communication port, includes round bar (1), the both ends of round bar (1) are provided with the external screw thread, are equipped with the equal screw-thread fit's in both ends a pair of nut (2) of external screw thread on round bar (1), and equal loop has sleeve pipe (3) on round bar (1) outside two nuts (2), be connected with two wire rope (4) of position along sleeve pipe (3) axis symmetry on sleeve pipe (3).
5. A device for replacing a flange gasket of a pipeline according to claim 4, characterized in that two rings (5) for connecting the steel wire rope (4) are welded on the sleeve (3).
6. A device for replacing a flange gasket of a pipeline according to claim 5, characterized in that the steel wire rope (4) is provided with a steel wire rope clip (6) for connecting the end of the steel wire rope (4).
7. A device for replacing a pipe flange gasket according to claim 4 or 6, characterized in that the external threads arranged at both ends of the round rod (1) account for 1/3 or 2/5 of the total length of the round rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020647933.0U CN212859294U (en) | 2020-04-26 | 2020-04-26 | Device for replacing sealing gasket of pipeline flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020647933.0U CN212859294U (en) | 2020-04-26 | 2020-04-26 | Device for replacing sealing gasket of pipeline flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212859294U true CN212859294U (en) | 2021-04-02 |
Family
ID=75186622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020647933.0U Expired - Fee Related CN212859294U (en) | 2020-04-26 | 2020-04-26 | Device for replacing sealing gasket of pipeline flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212859294U (en) |
-
2020
- 2020-04-26 CN CN202020647933.0U patent/CN212859294U/en not_active Expired - Fee Related
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| 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: 20210402 |
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| CF01 | Termination of patent right due to non-payment of annual fee |