CN104819292A - Sealing ring for vulcanization pipeline - Google Patents
Sealing ring for vulcanization pipeline Download PDFInfo
- Publication number
- CN104819292A CN104819292A CN201510126994.6A CN201510126994A CN104819292A CN 104819292 A CN104819292 A CN 104819292A CN 201510126994 A CN201510126994 A CN 201510126994A CN 104819292 A CN104819292 A CN 104819292A
- Authority
- CN
- China
- Prior art keywords
- seal ring
- hole
- hole section
- bump
- sealing ring
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
The invention discloses a sealing ring. The sealing ring is a rubber integrated part and is characterized by comprising a body portion and a protruding portion which are coaxial. The axis is the central axis of the sealing ring, and the body portion is wholly in a circular-ring plate shape; the protruding portion is wholly in a round table shell shape, and the protruding portion is located at the central position of the body portion and is internally connected to the body portion; an inner cavity of the protruding portion in the round table shell shape serves as a line outlet hole, and the line outlet hole serves a central hole of the sealing ring; and the axis of the central hole is the central axis of the sealing ring. The sealing ring is provided with a linear cutting line with the rear portion cut off in the upper right to the lower left direction to serve as an adjusting line; and the front end of the adjusting line is communicated with the line outlet hole, and the rear end of the adjusting line is communicated with external space; and two cutting faces, forming the adjusting line, of the sealing ring are attached, and the included angles alpha between the cutting faces and the central axis of the sealing ring range from 20 degrees to 70 degrees.
Description
Technical field
The present invention relates to a kind of seal ring, be specifically related to a kind of for the seal ring in the lower sealer of sulfuration pipeline.
Background technique
Lower sealer is that nitrogen is cross-linked the equipment of lower end, unit curing tube road for sealing, and it, together with upper sealer, is
Make whole pipeline form a locking system, make cable in pipeline, realize continuous vulcanization and cooling procedure.As everyone knows, in continuous vulcanization production process, line to be extruded needs by the traction of pulling cable finally on take up disk after extruding.When connecting pulling cable and the cable after extruding, the sealing of joint is most important, once steam enters cable inside, will have a strong impact on the quality of cable, and cause serious waste.In order to the sealing of joint of the cable after ensureing pulling cable and extruding, butt joint place can do some coated encapsulation process, the external diameter of the joint after wrapping usually can be larger than the wire diameter of the cable after extruding; Joint is sealer under process, if the aperture of conical gasket 6-4 is too little, joint is then likely caused to be stuck, cause equipment jam, if the aperture of conical gasket 6-4 is too large, then can have a strong impact on the sealing of lower sealer, the water level in recovery tank can rise, the water level of curing tube cold water section can reduce, and does not reach the object of cooling.Therefore, the sealability of conical gasket 6-4 directly has influence on the sealing effect of lower sealer, and how improve while the sealing ensureing conical gasket 6-4 its adapt to pulling cable and extrude after cable joint external diameter with extrude after the change of wire diameter of cable be always those skilled in the art to solve and
A unsolved difficult problem.
Summary of the invention
The object of the invention is to overcome the problems referred to above, provide a kind of structure simple, pulling cable can be adapted to and extrude after electricity
The external diameter of the joint of cable with extrude after the closing for the lower of sulfuration pipeline of good sealing effect of change of wire diameter of cable
Seal ring in device.
The basic technical scheme realizing the object of the invention is to provide a kind of seal ring, and seal ring is rubber integral piece.Its knot
Structure feature is: the main part and the bump that comprise coaxial line, and described axis is the central axis of seal ring.Main part entirety is in circle
Ring flat-plate shape.Bump entirety is in round platform hull shape.Protruding parts in the central position of main part, and is connected to master from inside
On body.The inner chamber of the bump of round platform hull shape is as wire outlet hole, and this wire outlet hole is also the central hole of seal ring, described central hole
The central axis of axis also i.e. seal ring.Seal ring is provided with the conduct of cutting self rear portion along upper right to lower left and regulates seam
Lineal shape joint-cutting, and front end and the wire outlet hole of this adjustment seam are connected, and the rear end that this adjustment is stitched and free surrounding space are connected.Close
The formation of seal regulates two tangent planes of seam bonded to each other, and the angle of the central axis of each tangent plane and seal ring is α is
20 degree to 70 degree.
Technological scheme based on above-mentioned basic technical scheme is: described wire outlet hole comprises coaxially to be established from top to bottom successively
The first hole section of putting and the second hole section.First hole section is cylindrical.Second hole section is frustoconic shape.The aperture of the first hole section and
The diameter of the upper end-hole of two hole sections is identical.The upper end-hole of the first hole section is positioned at the highest position of bump, under the second hole section
Port is positioned at its lowest position of bump, and is positioned in same level with the bottom surface of main part.First hole section uses
Time aperture with extrude after the corresponding hole section of the wire diameter of cable.
Technological scheme based on above-mentioned appropriate technical solution is: the formation of described seal ring regulate each tangent plane of seam with
The angle of the central axis of seal ring is α preferably 30 to 60 degree.
Technological scheme based on above-mentioned appropriate technical solution is: the formation of described seal ring regulate each tangent plane of seam with
The angle of the central axis of seal ring is α preferred 40 to 50 degree further.
The present invention has positive effect:
(1) the second hole section of the wire outlet hole of seal ring of the present invention is frustoconic shape, has certain leading role, is conducive to
Quick-threading, increases work efficiency.
(2) seal ring of the present invention is provided with the lineal shape as adjustment seam cutting self rear portion along upper right to lower left
Joint-cutting, and the front end of this adjustment seam and wire outlet hole are connected, rear end and the free surrounding space of this adjustment seam are connected, and thus can use
The aperture of string holes produces certain change, adapts to the change of wire diameter in production process.
(3) formation of seal ring of the present invention regulates two tangent planes of seam to be in state bonded to each other, even if in joint
By causing seal ring corresponding deformation during seal ring, also can ensure to regulate seam place antileaking, sealing effect is good.
(4) each tangent plane of seal ring of the present invention and the central axis of seal ring are that certain angle is arranged, and can ensure
Adapt to aperture, joint become large while there is again good sealing.
(5) seal ring of the present invention is after joint is by the first hole section of wire outlet hole, by corresponding fixed seal ring
Parts to seal ring axially, radial and circumference retrains accordingly, two tangent planes that adjustment stitch fit tightly, guarantor
The sealing that card seal ring is good.
Accompanying drawing explanation
Fig. 1 is a kind of schematic perspective view of seal ring of the present invention;
Schematic perspective view when Fig. 2 is the back upper place observation from Fig. 1;
Fig. 3 is the sectional perspective schematic diagram of the cutting part shape in display Fig. 1;
Fig. 4 is the schematic top plan view of Fig. 1;
Fig. 5 is the A-A cross-sectional schematic of Fig. 4;
Fig. 6 is the schematic rear view of Fig. 4;
Fig. 7 is the schematic top plan view of Fig. 4.
Mark in above-mentioned accompanying drawing is as follows:
Seal ring 1, main part 11, bump 12, wire outlet hole 13, the first hole section 13-1, the second hole section 13-2, adjust
Joint seam 14, tangent plane 14-1, central axis 10.
Embodiment
The description in orientation of the present invention is carried out according to the orientation shown in Fig. 5, and also namely the direction up and down shown in Fig. 5 is
For the direction up and down described, a side of court of Fig. 5 institute is front, and the side deviating from Fig. 5 is rear.To be called inner side near the side at seal ring center, to be called outside away from the side at seal ring center.
(embodiment 1)
See Fig. 1, Fig. 2, Fig. 5 and Fig. 7, seal ring 1 of the present invention is rubber integral piece.Seal ring 1 comprises main part
11 and bump 12.Main part 11 entirety is in Circular Plate shape, and bump 12 entirety is in round platform hull shape.Bump 12 is positioned at
The central position of main part 11, and be connected on main part 11 from inside, coaxial with main part 11, described axis is the central axis 10 of seal ring 1.The inner chamber of the bump 12 of round platform hull shape is as wire outlet hole 13, and this wire outlet hole 13 is also the central hole of seal ring 1, and the axis of described central hole is also the central axis 10 of seal ring 1.
See Fig. 4 to Fig. 7, wire outlet hole 13 comprises the first hole section 13-1 and the second hole section of coaxial setting successively from top to bottom
13-2。First hole section 13-1 is cylindrical.Second hole section 13-2 is frustoconic shape.The aperture of the first hole section 13-1 (also i.e. circle
The diameter of post part) identical with the diameter of the upper end-hole of the second hole section 13-2.The upper end-hole of the first hole section 13-1 is positioned at protrusion
The highest position in portion 12.The lower end mouth of the second hole section 13-2 is positioned at its lowest position of bump 12, and is positioned in same level with the bottom surface of main part 11.The aperture of the first hole section 13-1 be when using with extrude after the wire diameter phase of cable
Corresponding hole section.
See Fig. 1 to Fig. 7, seal ring 1 be provided with to cut along upper right to lower left self rear portion as regulating seam 14
Lineal shape joint-cutting, and the front end of this adjustment seam 14 and wire outlet hole 13 are connected, rear end and the free surrounding space of this adjustment seam 14 are connected.The formation of seal ring 1 regulates two tangent plane 14-1 of seam 14 bonded to each other, and the angle α of the central axis 10 of each tangent plane 14-1 and seal ring 1 is 20 degree to 70 degree, preferably 30 degree to 60 degree, further preferably 40 degree to 50 degree (the present embodiment is 45 degree).
When the present invention uses, pulling cable is successively through the second hole section 13-2 and first hole of the wire outlet hole 13 of seal ring 1
Section 13-1, when pulling cable with extrude after the joint of cable close to seal ring 1 time, unclamping the parts of corresponding fixed seal ring 1, making seal ring 1 in radial and circumference without retraining.Joint line first enters in the second larger hole section 13-2 of the aperture of the wire outlet hole 13 of seal ring 1 smoothly, after the guiding of the second hole section 13-2, when joint prepares to enter less the second hole section 13-2 in the aperture of the wire outlet hole 13 of seal ring 1, external diameter due to joint is greater than the aperture of the second hole section 13-2 usually, thus the corresponding site that the bump 12 of seal ring 1 can be withstood in joint makes seal ring 1 misplace along regulating the tangent plane 14-1 of seam 14, produce corresponding deformation, thus the aperture of the second hole section 13-2 is greatly variable, the second hole section 13-2 can be passed through smoothly in joint.
Joint is after passing through the second hole section 13-2, due to the restoring force of seal ring 1 self, second hole section 13-2 reverts to the size in foramen primum footpath, corresponding to the wire diameter of cable after extruding, now, then the parts of the corresponding fixed seal ring 1 that closes, make seal ring equal Constrained in axis, radial direction and circumference, two tangent plane 14-1 of the adjustment seam 14 of seal ring 1 fit tightly mutually, play good seal action.
Above embodiment is used for illustrative purposes only, but not limitation of the present invention, the technology people of relevant technical field
Member without departing from the spirit and scope of the present invention, can also make various conversion and change, in embody rule process
Can also transform accordingly according to the inspiration of above-described embodiment, therefore all equivalent technological schemes all should be included into this
Within bright scope of patent protection.
Claims (2)
1. a seal ring, seal ring (1) is rubber integral piece; It is characterized in that: comprise coaxial line main part (11) and
Bump (12), described axis is the central axis (10) of seal ring (1); Main part (11) entirety is in Circular Plate shape; Bump (12) entirety is in round platform hull shape; Bump (12) is positioned at the central position of main part (11), and is connected on main part (11) from inside; The inner chamber of the bump (12) of round platform hull shape is as wire outlet hole (13), and this wire outlet hole (13) is also the central hole of seal ring (1), and the axis of described central hole is also the central axis (10) of seal ring (1); Seal ring (1) is provided with the lineal shape joint-cutting as adjustment seam (14) cutting self rear portion along upper right to lower left, and the front end of this adjustment seam (14) and wire outlet hole (13) are connected, and rear end and the free surrounding space of this adjustment seam (14) are connected; The formation of seal ring (1) regulates two tangent planes (14-1) of seam (14) bonded to each other, and each tangent plane (14-1) is α with the angle of the central axis (10) of seal ring (1) is 20 degree to 70 degree.
2. according to the seal ring described in claim 1, it is characterized in that: described wire outlet hole (13) comprises from top to bottom successively
First hole section (13-1) of coaxial setting and the second hole section (13-2); First hole section (13-1) is for cylindrical; Second hole section
(13-2) be frustoconic shape; The aperture of the first hole section (13-1) is identical with the diameter of the upper end-hole of the second hole section (13-2); The upper end-hole of the first hole section (13-1) is positioned at the highest position of bump (12), and the lower end mouth of the second hole section (13-2) is positioned at its lowest position of bump (12), and is positioned in same level with the bottom surface of main part (11); First hole section (13-1) be when using aperture with extrude after the corresponding hole section of the wire diameter of cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126994.6A CN104819292A (en) | 2015-03-23 | 2015-03-23 | Sealing ring for vulcanization pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126994.6A CN104819292A (en) | 2015-03-23 | 2015-03-23 | Sealing ring for vulcanization pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104819292A true CN104819292A (en) | 2015-08-05 |
Family
ID=53729691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510126994.6A Pending CN104819292A (en) | 2015-03-23 | 2015-03-23 | Sealing ring for vulcanization pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104819292A (en) |
-
2015
- 2015-03-23 CN CN201510126994.6A patent/CN104819292A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150805 |
|
| WD01 | Invention patent application deemed withdrawn after publication |