CN217029929U - O-shaped sealing ring - Google Patents
O-shaped sealing ring Download PDFInfo
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- CN217029929U CN217029929U CN202220576907.2U CN202220576907U CN217029929U CN 217029929 U CN217029929 U CN 217029929U CN 202220576907 U CN202220576907 U CN 202220576907U CN 217029929 U CN217029929 U CN 217029929U
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- arc
- sealing strip
- connecting piece
- shaped sealing
- shaped
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Abstract
The utility model belongs to the technical field of sealed and specifically relates to a O shape sealing washer is related to, and it includes the arc sealing strip, the connection can be dismantled at the both ends of arc sealing strip, works as when the both ends of arc sealing strip are connected together, the arc sealing strip forms O shape circle, and this application has the effect of the life of extension O shape circle.
Description
Technical Field
The application relates to the field of sealing, in particular to an O-shaped sealing ring.
Background
The O-shaped ring is a rubber sealing ring with a circular section, and is a common mechanical design for sealing.
An O-shaped ring is commonly used in the sealing of a pressure container, when the O-shaped ring is installed, the O-shaped ring needs to be sleeved on the pressure container, but in order to improve the sealing effect of the O-shaped ring when the O-shaped ring is used, the inner diameter of the O-shaped ring is usually smaller than the outer diameter of the pressure container, so that the interference sealing between the O-shaped ring and the pressure container is realized, force is applied to the O-shaped ring through manpower or tools, the O-shaped ring is stretched to be in a state that the inner diameter of the O-shaped ring is larger than the outer diameter of the pressure container, the installation of the O-shaped ring can be completed, the O-shaped ring is stretched to be in a state that the inner diameter of the O-shaped ring is larger than the outer diameter of the pressure container, the O-shaped ring is likely to deform and loosen, and the service life of the O-shaped ring is shortened.
SUMMERY OF THE UTILITY MODEL
In order to prolong the service life of the O-shaped ring, the application provides an O-shaped sealing ring.
The application provides an O shape sealing washer adopts following technical scheme:
the utility model provides a O shape sealing washer, includes the arc sealing strip, the connection can be dismantled at the both ends of arc sealing strip, works as when the both ends of arc sealing strip are connected together, the arc sealing strip forms O shape circle.
Through adopting above-mentioned technical scheme, enclose the arc sealing strip in pressure vessel's the outside, tensile arc sealing strip links together the both ends of arc sealing strip to when the installation, need not prop through the application of force to the arc sealing strip and draw to the state that is greater than pressure vessel's external diameter, thereby reduced O shape circle because stretch the possibility that leads to lax, extension O shape circle's life.
Optionally, one end of the arc-shaped sealing strip is connected with a connecting piece in a sliding mode, and the connecting piece is detachably connected with one end, away from the connecting piece, of the arc-shaped sealing strip.
By adopting the technical scheme, the connecting piece is pulled, so that the length of the arc-shaped sealing strip is adjustable, the arc-shaped sealing strip is convenient to adapt to pressure containers with different outer diameters, and the application range of the arc-shaped sealing strip is expanded.
Optionally, the arc-shaped sealing strip is connected with the one end of connecting piece is provided with the spread groove, the bottom of spread groove is connected with the pressure spring, the pressure spring is kept away from the one end of spread groove bottom with the connecting piece is connected.
Through adopting above-mentioned technical scheme, arc sealing strip dismantles the back from pressure vessel at that time, and the connecting piece resumes natural state under the effect of spring, connecting piece automatic re-setting to be convenient for next use.
Optionally, one end of the arc-shaped sealing strip, which is far away from the connecting piece, is provided with a thread groove, the connecting piece is provided with threads, and the arc-shaped sealing strip is in thread fit with the connecting piece.
Through adopting above-mentioned technical scheme, rotate the one end that the connecting piece was kept away from to the arc sealing strip, link together through screw-thread fit between arc sealing strip and the connecting piece to be convenient for be connected of arc sealing strip and connecting piece.
Optionally, the arc-shaped sealing strip is kept away from the one end of connecting piece is rotated and is connected with the connecting block, the thread groove sets up the connecting block is kept away from the one end of arc-shaped sealing strip, the connecting block is kept away from the one end of arc-shaped sealing strip with the connection can be dismantled to the connecting piece.
Through adopting above-mentioned technical scheme, rotating the connecting block, taking place relative rotation between connecting block and connecting piece, the arc sealing strip to reduce the degree of torsion of arc sealing strip itself, improved the life of O shape circle.
Optionally, one end of the arc-shaped sealing strip, which is far away from the connecting piece, is connected with a connecting rod, one end of the connecting rod, which is far away from the arc-shaped sealing strip, is connected with a limiting block, one end of the connecting block, which is close to the arc-shaped sealing strip, is provided with an insertion groove, an annular groove is formed in the side wall of the insertion groove, the limiting block is located in the annular groove and in sliding fit with the annular groove, and the connecting rod is located in the insertion groove and in sliding fit with the insertion groove.
Through adopting above-mentioned technical scheme, the connecting block removes in the stopper ring channel when rotating to the possibility that connecting block and arc sealing strip break away from has been reduced.
Optionally, a guide groove is formed in the connecting piece, a guide strip is connected to the side wall of the connecting groove, and the guide groove is sleeved on the guide strip and is in sliding fit with the guide strip.
Through adopting above-mentioned technical scheme, the sliding fit of guide block and guide way has reduced the connecting block when rotating, and the connecting piece uses the axis of arc sealing strip as the center and takes place pivoted possibility.
Optionally, the connecting piece is provided with an arc-shaped sealing strip, the connecting piece is provided with a connecting hole, the connecting piece is provided with a connecting piece, and the arc-shaped sealing strip is provided with a connecting hole.
Through adopting above-mentioned technical scheme, when the connecting block is connected with the connecting piece, take place the deflection of angle between the axial of connecting piece, the axial of connecting block and the axial of arc sealing strip, when the arc sealing strip is installed on pressure vessel, probably there is the clearance between connecting point between connecting piece, connecting block and the arc sealing strip and the pressure vessel, the setting of seal cover has improved the laminating degree between arc sealing strip and the pressure vessel to sealed effect has been improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the arc-shaped sealing strip is surrounded on the outer side of the pressure container, the arc-shaped sealing strip is stretched to connect the two ends of the arc-shaped sealing strip together, so that when the O-shaped sealing strip is installed, the arc-shaped sealing strip does not need to be stretched to a state larger than the outer diameter of the pressure container through force application, the possibility that the O-shaped ring is loosened due to over stretching is reduced, and the service life of the O-shaped ring is prolonged;
2. the connecting block is rotated, and the connecting block, the connecting piece and the arc-shaped sealing strip are rotated relatively, so that the torsion degree of the arc-shaped sealing strip is reduced, and the service life of the O-shaped ring is prolonged;
3. when the connecting block is connected with the connecting piece, the deflection of angle takes place between the axial of connecting piece, the axial of connecting block and the axial of arc sealing strip, and when the arc sealing strip was installed on pressure vessel, there probably was the clearance between connecting point between connecting piece, connecting block and the arc sealing strip and the pressure vessel, the setting of seal cover had improved the laminating degree between arc sealing strip and the pressure vessel to sealed effect has been improved.
Drawings
FIG. 1 is a schematic view of an overall structure for embodying an O-ring;
FIG. 2 is a schematic view for showing a positional relationship between the arc-shaped sealing strip and the sealing sleeve;
fig. 3 is an enlarged view of a portion a of fig. 2 for showing a positional relationship between the connecting member and the connecting block.
Description of reference numerals:
1. an arc-shaped sealing strip; 2. a sealing sleeve; 3. a connecting member; 4. mounting a block; 5. connecting grooves; 6. a pressure spring; 7. a card slot; 8. a chuck; 9. a guide groove; 10. a guide bar; 11. connecting blocks; 12. a connecting rod; 13. a limiting block; 14. inserting grooves; 15. an annular groove; 16. a thread groove.
Detailed Description
The embodiment of the application discloses an O-shaped sealing ring.
Referring to fig. 1 and 2, the O-shaped sealing ring comprises an arc-shaped sealing strip 1 and a sealing sleeve 2, wherein two ends of the arc-shaped sealing strip 1 are detachably connected.
Referring to fig. 2 and 3, one end of the arc-shaped sealing strip 1 is slidably connected with a connecting piece 3, one end of the arc-shaped sealing strip 1, which is provided with the connecting piece 3, is connected with an installation block 4, one end of the installation block 4, which is far away from the arc-shaped sealing strip 1, is provided with a connecting groove 5, one end of the connecting piece 3 is inserted and arranged in the connecting groove 5, a clamping groove 7 is arranged on the part, which is close to the bottom of the connecting groove 5, on the side wall of the connecting groove 5, the clamping groove 7 is arranged in an annular shape, a guide groove 9 is arranged on the side wall of the connecting groove 3, a guide strip 10 is connected on the side wall of the clamping groove 7, the guide groove 9 is sleeved on the guide strip 10 and is in sliding fit with the guide strip 10, a chuck 8 is connected on the connecting piece 3, the chuck 8 is positioned in the clamping groove 7 and is in sliding fit with the clamping groove 7, the bottom of the connecting groove 5 is connected with a pressure spring 6, and one end, which is far away from the bottom of the connecting groove 5, of the pressure spring 6, is connected with the chuck 8.
Referring to fig. 2 and 3, the one end that connecting piece 3 was kept away from to arc sealing strip 1 rotates and is connected with connecting block 11, the one end that connecting piece 3 was kept away from to arc sealing strip 1 is connected with connecting rod 12, the one end that arc sealing strip 1 was kept away from to connecting rod 12 is connected with stopper 13, stopper 13 sets up with connecting rod 12 integrated into one piece, connecting block 11 is close to the one end of arc sealing strip 1 and is provided with inserting groove 14, be provided with ring channel 15 on inserting groove 14's the lateral wall, connecting rod 12 be located inserting groove 14 and with inserting groove 14 sliding fit, stopper 13 be located ring channel 15 and with ring channel 15 sliding fit.
Referring to fig. 2 and 3, the connecting piece 3 is detachably connected with the connecting block 11, a thread groove 16 is formed in one end, away from the connecting rod 12, of the connecting block 11, threads are formed in the connecting piece 3, the connecting block 11 is in threaded fit with the connecting piece 3, and when the connecting piece 3 is in threaded connection with the connecting block 11, the arc-shaped sealing strip 1 forms an O-shaped ring.
Referring to fig. 2 and 3, the sealing sleeve 2 is made of flexible materials, the sealing sleeve 2 is elastic, the sealing sleeve 2 is made of rubber, the sealing sleeve 2 is tubular, and the sealing sleeve 2 is sleeved on the connecting piece 3, the connecting block 11 and the arc-shaped sealing strip 1.
The implementation principle of the O-shaped sealing ring in the embodiment of the application is as follows: the arc-shaped sealing strip 1 is enclosed outside a pressure container, the sealing sleeve 2 is tightly propped against the outer side wall of the pressure container, the arc-shaped sealing strip 1 is stretched, then the connecting block 11 limiting block 13 is rotated in the annular groove 15 by taking the axis of the connecting rod 12 as the center, the arc-shaped sealing strip 1 is connected with the connecting piece 3 through the thread fit, the guide groove 9 moves along the guide strip 10, the pressure spring 6 is stretched, after the connecting piece 3 is connected with the connecting block 11 through the thread, the pressure spring 6 exerts a pulling force on the connecting piece 3 towards the bottom of the connecting groove 5, so that the contact between the connecting block 11 and the end surface of the arc-shaped sealing strip 1 provided with the connecting groove 5 is improved, after the connecting block 11 and the connecting piece 3 are connected together, the position of the sealing sleeve 2 is adjusted, the two ends of the sealing sleeve 2 are mutually abutted, and therefore, when the installation, the arc-shaped sealing strip 1 is not required to be stretched to be in a state larger than the outer diameter of the pressure container through force application, thereby reducing the possibility of the O-shaped ring loosening caused by over-stretching and prolonging the service life of the O-shaped ring.
Claims (3)
1. An O-shaped sealing ring is characterized in that: the sealing device comprises an arc-shaped sealing strip (1), the two ends of the arc-shaped sealing strip (1) are detachably connected, when the two ends of the arc-shaped sealing strip (1) are connected together, the arc-shaped sealing strip (1) forms an O-shaped ring, one end of the arc-shaped sealing strip (1) is slidably connected with a connecting piece (3), one end of the arc-shaped sealing strip (1), which is far away from the connecting piece (3), is rotatably connected with a connecting block (11), one end of the connecting block (11), which is far away from the arc-shaped sealing strip (1), is detachably connected with the connecting piece (3), one end of the arc-shaped sealing strip (1), which is connected with the connecting piece (3), is provided with a connecting groove (5), the bottom of the connecting groove (5) is connected with a pressure spring (6), one end of the bottom of the connecting groove (5), which is far away from the arc-shaped sealing strip (1), is connected with the connecting piece (3), is provided with a thread groove (16), be provided with the screw thread on connecting piece (3), arc sealing strip (1) with connecting piece (3) screw-thread fit, keep away from arc sealing strip (1) the one end of connecting piece (3) is connected with connecting rod (12), keep away from connecting rod (12) the one end of arc sealing strip (1) is connected with stopper (13), connecting block (11) are close to the one end of arc sealing strip (1) is provided with inserting groove (14), be provided with ring channel (15) on the lateral wall of inserting groove (14), stopper (13) are located in ring channel (15) and with ring channel (15) sliding fit, connecting rod (12) are located in inserting groove (14) and with inserting groove (14) sliding fit.
2. An O-ring according to claim 1 wherein: be provided with guide way (9) on connecting piece (3), be connected with gib block (10) on the lateral wall of spread groove (5), guide way (9) cover is established on gib block (10) and with gib block (10) sliding fit.
3. An O-ring according to claim 1 wherein: the sealing sleeve is characterized by further comprising a sealing sleeve (2), wherein the sealing sleeve (2) is made of flexible materials, the sealing sleeve (2) is elastic, and the sealing sleeve (2) is sleeved on the connecting piece (3), the connecting block (11) and the arc-shaped sealing strip (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220576907.2U CN217029929U (en) | 2022-03-16 | 2022-03-16 | O-shaped sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220576907.2U CN217029929U (en) | 2022-03-16 | 2022-03-16 | O-shaped sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217029929U true CN217029929U (en) | 2022-07-22 |
Family
ID=82455186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220576907.2U Active CN217029929U (en) | 2022-03-16 | 2022-03-16 | O-shaped sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217029929U (en) |
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2022
- 2022-03-16 CN CN202220576907.2U patent/CN217029929U/en active Active
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