CN213655725U - Stop type combined sealing ring - Google Patents
Stop type combined sealing ring Download PDFInfo
- Publication number
- CN213655725U CN213655725U CN202022717524.6U CN202022717524U CN213655725U CN 213655725 U CN213655725 U CN 213655725U CN 202022717524 U CN202022717524 U CN 202022717524U CN 213655725 U CN213655725 U CN 213655725U
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- sealing ring
- ring
- stop pin
- hole
- sealing
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Abstract
The utility model discloses a stop type combined sealing ring, which comprises a shell, an elastic body, a sealing ring boss and a stop pin, wherein the sealing ring is arranged in the shell, the elastic body is arranged outside the sealing ring, the sealing ring boss is arranged on the side wing at one side of the sealing ring, the sealing ring boss is provided with a hole, the stop pin is arranged in the hole, the hole is connected with the stop pin in a loose fit manner, and the inner side wall of the sealing ring is provided with an anti-skid component; this combination sealing washer is through setting up sealing ring boss, hole and stop pin on the sealing ring, can utilize the pore wall contact of stop pin and hole to play the locking effect when taking place to creep the trend, can guarantee not to take place to creep the phenomenon between this combination sealing washer and the rotation axis, and the stop pin rigidity locking is more reliable than original frictional force locking, and the radial degree of freedom of sealing ring is not influenced, when rotation axis eccentric operation has the run-out, and the following performance of sealing ring is unchangeable.
Description
Technical Field
The utility model relates to a combined seal circle field especially relates to a locking type combined seal circle.
Background
The combined sealing ring is also called as a Gla ring or a Stent seal, has excellent performance and wide application, consists of an elastic body and a sealing ring, the difference between the Gla ring and the Stent seal is that the elastic body is positioned at the outer periphery of the sealing ring and called as the Stent seal, the elastic body is positioned at the inner periphery, the elastic body is called as the Gla ring on the contrary, the Gla ring is positioned at the inner periphery, the Stent seal is taken as an example during normal work, the rotation friction is generated between the sealing ring and a rotating shaft, when the friction force between the sealing ring and the rotating shaft is larger than the friction force of the elastic body, the sealing ring and the rotating shaft are locked, and then the sealing ring and the elastic body rotate and rub relatively, or the relative rotational friction of the elastomer and the groove, which is known as creep, once creep occurs, the seal quickly fails, therefore, in order to obtain the more reliable combined sealing ring of locking form, the utility model provides a locking type combined sealing ring to solve the weak point among the prior art.
SUMMERY OF THE UTILITY MODEL
To the above problem, an object of the utility model is to provide a locking type composite seal circle, this composite seal circle is through setting up sealing ring boss, hole and stop pin on the sealing ring, can utilize the pore wall contact of stop pin and hole to play the locking effect when the trend of crawling takes place, can guarantee not to take place the phenomenon of crawling between this composite seal circle and the rotation axis, and stop pin rigidity locking is more reliable than original frictional force locking.
For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes:
the utility model provides a locking type combination seal circle, includes casing, elastomer, sealing ring boss and stop pin, the inside sealing ring that is equipped with of casing, the sealing ring outside is equipped with the elastomer, be equipped with the sealing ring boss on the flank of sealing ring one side, be equipped with the hole on the sealing ring boss, be equipped with the stop pin in the hole, hole and stop pin all are equipped with the multiunit, and connect for the loose fit between hole and the stop pin, the sealing ring top is equipped with first sealed tongue, the sealing ring below is connected with supplementary ring, supplementary ring below is equipped with the sealed tongue of second, the sealing ring inside wall is equipped with anti-skidding.
The further improvement lies in that: the anti-slip assembly comprises a friction ring and a groove, the inner side wall of the sealing ring is provided with the friction ring, the friction ring is provided with the groove, and the groove is at least provided with two groups.
The further improvement lies in that: and wear-resistant coatings are arranged on the surfaces of the friction ring and the groove, and the thickness of each wear-resistant coating is 0.5-0.7 mm.
The further improvement lies in that: the first sealing tongue is provided with a sealing tongue ring, the side wall of the sealing tongue ring is provided with sealing teeth, and the first sealing tongue and the sealing tongue ring are of an integrally formed structure.
The further improvement lies in that: the stop pin is characterized in that a stop ring is arranged on the side wall of the hole, the height of the stop ring is one twentieth of the depth of the hole, and the stop pin is tightly connected and matched with the stop ring.
The further improvement lies in that: the sealing ring boss is provided with a notch, and the notch and the stop pin are connected in a loose fit manner.
The utility model has the advantages that: the utility model discloses a set up the sealing ring boss on the sealing ring, hole and stop pin, can utilize the pore wall contact of stop pin and hole to play the locking effect when taking place to creep the trend, the stop pin belongs to the rigid connection locking with the pore wall contact of hole, can ensure that relative rotation takes place between sealing ring and rotation axis, can guarantee not taking place the phenomenon of crawling between this combination sealing washer and the rotation axis, stop pin rigidity locking is more reliable than original frictional force locking, the radial degree of freedom of sealing ring is not influenced, when rotation axis eccentric operation has the runout, the following performance of sealing ring is unchangeable.
Drawings
Fig. 1 is a schematic front view of the structure of the present invention in the first embodiment;
fig. 2 is a schematic cross-sectional view of the anti-skid assembly of the present invention according to the first embodiment;
FIG. 3 is a schematic view of a stopper ring according to the first embodiment of the present invention;
fig. 4 is a schematic top view of a seal tooth structure according to the first embodiment of the present invention;
FIG. 5 is a schematic front view of the structure of the present invention in the second embodiment;
fig. 6 is a schematic structural view of a stopper ring according to the second embodiment of the present invention.
Wherein: 1. a housing; 2. an elastomer; 3. a seal ring; 4. a sealing ring boss; 5. a retaining pin; 6. a hole; 7. a first sealing tongue; 8. an auxiliary ring; 9. a second sealing tongue; 10. a friction ring; 11. a trench; 12. a sealing tongue ring; 13. a seal tooth; 14. a stopper ring; 15. and (4) a notch.
Detailed Description
In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.
Example one
According to fig. 1, 2, 3, 4 show, this embodiment provides a locking type combined seal ring, including casing 1, elastomer 2, sealing ring 3, sealing ring boss 4 and stop pin 5, casing 1 is inside to be equipped with sealing ring 3, the 3 outside of sealing ring is equipped with elastomer 2, be equipped with sealing ring boss 4 on the flank of 3 one sides of sealing ring, be equipped with hole 6 on the sealing ring boss 4, be equipped with stop pin 5 in the hole 6, hole 6 and stop pin 5 all are equipped with the multiunit, and connect for the loose fit between hole 6 and the stop pin 5, sealing ring 3 top is equipped with first sealed tongue 7, 3 below of sealing ring are connected with supplementary ring 8, supplementary ring 8 below is equipped with second sealed tongue 9, 3 inside walls of sealing ring are equipped with anti-skidding subassembly.
The anti-skidding component comprises a friction ring 10 and a groove 11, the inner side wall of the sealing ring 3 is provided with the friction ring 10, the groove 11 is formed in the friction ring 10, and the groove 11 is at least provided with two groups.
The surfaces of the friction ring 10 and the groove 11 are both provided with wear-resistant coatings, and the thickness of each wear-resistant coating is 0.5-0.7 mm.
The first sealing tongue 7 is provided with a sealing tongue ring 12, the side wall of the sealing tongue ring 12 is provided with sealing teeth 13, and the first sealing tongue 7 and the sealing tongue ring 12 are of an integrally formed structure.
A stop ring 14 is arranged on the side wall of the hole 6, the height of the stop ring 14 is one twentieth of the depth of the hole 6, and the stop pin 5 is tightly connected and matched with the stop ring 14.
Example two
According to shown in fig. 5, 6, this embodiment has supplied a locking type combination seal circle, including casing 1, elastomer 2, sealing ring 3, sealing ring boss 4 and stop pin 5, casing 1 is inside to be equipped with sealing ring 3, the 3 outsides of sealing ring are equipped with elastomer 2, be equipped with sealing ring boss 4 on the flank of 3 one sides of sealing ring, be equipped with breach 15 on the sealing ring boss 4, be connected for the loose fit between breach 15 and the stop pin 5, 3 inside walls of sealing ring are equipped with anti-skidding subassembly.
The anti-skidding component comprises a friction ring 10 and a groove 11, the inner side wall of the sealing ring 3 is provided with the friction ring 10, the groove 11 is formed in the friction ring 10, and the groove 11 is at least provided with two groups. The surfaces of the friction ring 10 and the groove 11 are both provided with wear-resistant coatings, and the thickness of each wear-resistant coating is 0.5-0.7 mm.
Can derive by embodiment one and embodiment two, the utility model discloses in through set up hole 6 or breach 15 cooperation stop pin 5 on sealing ring boss 4 all can play and guarantee not taking place the phenomenon of crawling between sealing washer 3 and the rotation axis, and the supplementary ring 8, first sealed tongue 7, the sealed tongue 9 of second, sealed tongue ring 12 and the retaining ring 14 that set up all let have better connection leakproofness between sealing ring 3 and the rotation axis.
The utility model discloses a set up sealing ring boss 4 on sealing ring 3, hole 6 and stop pin 5, can utilize stop pin 5 and hole 6's pore wall contact to play the locking effect when the trend of crawling takes place, stop pin 5 belongs to the rigid connection locking with hole 6's pore wall contact, can ensure that relative rotation takes place between sealing ring 3 and rotation axis, can guarantee not to take place the phenomenon of crawling between this combination sealing washer and the rotation axis, 5 rigid locking of stop pin is more reliable than original frictional force locking, the radial degree of freedom of sealing ring 3 is not influenced, when rotation axis eccentric operation has radial run-out, sealing ring 3's following performance is unchangeable.
The foregoing illustrates and describes the principles, general features, and advantages of the present 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 foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention 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 (6)
1. A stop type combined sealing ring is characterized in that: comprises a shell (1), an elastic body (2), a sealing ring (3), a sealing ring boss (4) and a stop pin (5), a sealing ring (3) is arranged in the shell (1), an elastic body (2) is arranged on the outer side of the sealing ring (3), a sealing ring boss (4) is arranged on the side wing at one side of the sealing ring (3), the sealing ring boss (4) is provided with a hole (6), a stop pin (5) is arranged in the hole (6), the hole (6) and the stop pin (5) are both provided with a plurality of groups, the hole (6) and the stop pin (5) are connected in a loose fit manner, a first sealing tongue (7) is arranged above the sealing ring (3), the sealing ring is characterized in that an auxiliary ring (8) is connected to the lower portion of the sealing ring (3), a second sealing tongue (9) is arranged below the auxiliary ring (8), and an anti-skidding assembly is arranged on the inner side wall of the sealing ring (3).
2. A snap-type composite seal ring according to claim 1, wherein: the anti-skidding assembly comprises a friction ring (10) and a groove (11), the inner side wall of the sealing ring (3) is provided with the friction ring (10), the groove (11) is formed in the friction ring (10), and the groove (11) is at least provided with two groups.
3. A snap-type composite seal ring according to claim 2, wherein: and wear-resistant coatings are arranged on the surfaces of the friction ring (10) and the groove (11), and the thickness of each wear-resistant coating is 0.5-0.7 mm.
4. A snap-type composite seal ring according to claim 1, wherein: be equipped with sealed tongue ring (12) on first sealed tongue (7), be equipped with sealed tooth (13) on sealed tongue ring (12) lateral wall, first sealed tongue (7) and sealed tongue ring (12) are the integrated into one piece structure.
5. A snap-type composite seal ring according to claim 1, wherein: be equipped with stop ring (14) on the hole (6) lateral wall, stop ring (14) height is one twentieth of hole (6) degree of depth, stop pin (5) and stop ring (14) close connection cooperate.
6. A snap-type composite seal ring according to claim 1, wherein: be equipped with breach (15) on sealing ring boss (4), be loose fit connection between breach (15) and stop pin (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022717524.6U CN213655725U (en) | 2020-11-20 | 2020-11-20 | Stop type combined sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022717524.6U CN213655725U (en) | 2020-11-20 | 2020-11-20 | Stop type combined sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213655725U true CN213655725U (en) | 2021-07-09 |
Family
ID=76685588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022717524.6U Active CN213655725U (en) | 2020-11-20 | 2020-11-20 | Stop type combined sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213655725U (en) |
-
2020
- 2020-11-20 CN CN202022717524.6U patent/CN213655725U/en active Active
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