CN205956375U - Automatic sealing washer that compensation ability is strong - Google Patents
Automatic sealing washer that compensation ability is strong Download PDFInfo
- Publication number
- CN205956375U CN205956375U CN201620964543.XU CN201620964543U CN205956375U CN 205956375 U CN205956375 U CN 205956375U CN 201620964543 U CN201620964543 U CN 201620964543U CN 205956375 U CN205956375 U CN 205956375U
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- sleeve
- seal receptacle
- power set
- sealing
- 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.)
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Abstract
The utility model discloses an automatic sealing washer that compensation ability is strong, including first sealing washer, first sealing washer includes seal receptacle and sealed post, first sealing washer integrated into one piece, the top of seal receptacle is equipped with the second sealing washer, the top of seal receptacle is equipped with a power device and the 2nd power device, a power device lies in the 2nd power device's top, the utility model discloses the device leakproofness is good, and automatic compensation can the reinforce, and with same material, the co -altitude height of second sealing washer and the seal receptacle (with) with compare with the sealing washer of diameter, its automatic compensation ability time expand is more than 3 times, some sealing washer need be fixed on the device through its inner circle, and for sealed effectual, sealed method is complicated, and it is very inconvenient to dismantle, the utility model discloses the device only need to change the second sealing washer can, it is convenient to change.
Description
Technical field
This utility model is related to a kind of strong sealing ring of automatic compensation ability, belongs to mechanical appliance field.
Background technology
The circular cowling that sealing ring is made up of one or several parts, be fixed on a lasso of bearing or packing ring and with another
One lasso or washer contacts or form narrow labyrinth clearance, prevent lubricating oil from spilling and foreign object invade.Sealing ring is a kind of section
For circular rubber ring, because its section is O-shaped, therefore it is called O-ring seal.It is using the widest in hydraulic and pneumatic transmission system
General one kind.
Can automatically compensate to a certain extent after ring wear, but because condition limits, the such as reason such as volume, material,
Its automatic compensation ability cannot meet the needs of people, and a lot of sealing ring needs to be fixed on device by its inner ring, is
Good sealing effect, encapsulating method is complicated, dismounting extremely inconvenience.
Utility model content
The technical problems to be solved in the utility model is for not enough above, provides a kind of automatic compensation ability strong sealing
Circle, has good airproof performance, automatic compensation ability is strong and changes convenient advantage.
For solving above technical problem, this utility model employs the following technical solutions：
A kind of strong sealing ring of automatic compensation ability, including the first sealing ring, described first sealing ring include seal receptacle and
Sealing column, the first sealing ring is integrally formed；
The top of described seal receptacle is provided with the second sealing ring；
The top of described seal receptacle is provided with the first power set and the second power set；
Described first power set are located at the top of the second power set；
The structure of described first power set and the second power set is identical；
Described first power set include four first sleeve, and four first sleeve combine cylindrical ring-type；
It is connected with head rod between described two adjacent first sleeve；
The two ends of described head rod are inserted respectively in adjacent two first sleeve；
Described head rod slides along first sleeve；
The shape of described head rod is in bending；
It is provided with the first compression spring between the inwall center of described first sleeve and sealing column.
The following is the optimization further to such scheme：
When head rod slides along first sleeve, the ultimate range of the axis away from the first sealing ring for the described first sleeve
Diameter equal to seal receptacle；
When head rod slides along first sleeve, the ultimate range of the axis away from the first sealing ring for the described first sleeve
Internal diameter equal to the second sealing ring.
Described four first sleeve and four the second sleeve pipes etc. partial cross-section by seal receptacle eight equal portions.
The height of described first sleeve and the second sleeve pipe and the height being equal to the second sealing ring.
Described second power set include four the second sleeve pipes, the cylindrical ring-type of four the second sleeve combination；
It is connected with the second connecting rod between described two adjacent the second sleeve pipes；
The two ends of described second connecting rod are inserted respectively in adjacent two second sleeve pipe；
Described second connecting rod is along the second cannula slide；
The shape of described second connecting rod is in bending；
It is provided with the first compression spring between the inwall center of described second sleeve pipe and sealing column；
When the second connecting rod is along the second cannula slide, the ultimate range of the axis away from the first sealing ring for described second sleeve pipe
Diameter equal to seal receptacle；
When the second connecting rod is along the second cannula slide, the ultimate range of the axis away from the first sealing ring for described second sleeve pipe
Internal diameter equal to the second sealing ring.
Described seal receptacle is located at the lower section of sealing column；
Described seal receptacle is in cylinder；
Described sealing column is in cylinder；
Described seal receptacle and the dead in line of sealing column.
Described second sealing ring is 4 with the aspect ratio of seal receptacle:1；
The external diameter of described second sealing ring and the equal diameters of seal receptacle；
It is provided with the first power set and the second power set between described sealing column and the second sealing ring.
After this utility model adopts above technical scheme, compared with prior art, there is advantages below：This utility model fills
Put good airproof performance, automatic compensation ability is strong, with same material, same to height（The height of the second sealing ring and seal receptacle and）With same diameter
Sealing ring compare, more than 3 times of its automatic compensation ability time lengthening；Some sealing rings need to be fixed on device by its inner ring
On, for good sealing effect, encapsulating method is complicated, dismounting extremely inconvenience, and this utility model device only need to change the second sealing ring
, it is convenient to change.
With reference to the accompanying drawings and examples this utility model is described in detail.
Brief description
Accompanying drawing 1 is the structural representation of this utility model device original state；
Accompanying drawing 2 is the structural representation after abrasion in this utility model device seal receptacle；
Accompanying drawing 3 is the A-A sectional view of accompanying drawing 2；
In figure,
1- first sealing ring, 11- seal receptacle, 12- sealing column, 2- second sealing ring, 3- first sleeve, 4- second sleeve pipe,
5- head rod, 6- second connecting rod, 7- first compression spring, 8- second compression spring.
Specific embodiment
Embodiment, as shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, a kind of strong sealing ring of automatic compensation ability, close including first
Seal 1, the first sealing ring 1 includes seal receptacle 11 and sealing column 12, and the first sealing ring 1 is integrally formed；
Seal receptacle 11 is located at the lower section of sealing column 12；
Seal receptacle 11 is in cylinder；
Sealing column 12 is in cylinder；
Seal receptacle 11 and the dead in line of sealing column 12；
The top of seal receptacle 11 is provided with the second sealing ring 2；
Second sealing ring 2 is 4 with the aspect ratio of seal receptacle 11:1；
The external diameter of the second sealing ring 2 and the equal diameters of seal receptacle 11；
It is provided with the first power set and the second power set between sealing column 12 and the second sealing ring 2；
First power set and the second power set are located at the top of seal receptacle 11；
The structure of the first power set and the second power set is identical；
First power set are located at the top of the second power set；
First power set include four first sleeve 3, and four first sleeve 3 combine cylindrical ring-type；
It is connected with head rod 5 between two adjacent first sleeve 3；
The two ends of head rod 5 are inserted respectively in adjacent two first sleeve 3；
Head rod 5 slides along first sleeve 3；
The shape of head rod 5 is in bending；
It is provided with the first compression spring 7 between the inwall center of first sleeve 3 and sealing column 12；
When head rod 5 slides along first sleeve 3, the ultimate range of the axis away from the first sealing ring 1 for the first sleeve 3
Diameter equal to seal receptacle 11；
When head rod 5 slides along first sleeve 3, the minimum range of the axis away from the first sealing ring 1 for the first sleeve 3
Internal diameter equal to the second sealing ring 2；
Second power set include four the second sleeve pipes 4, and four the second sleeve pipes 4 combine cylindrical ring-type；
It is connected with the second connecting rod 6 between two adjacent the second sleeve pipes 4；
The two ends of the second connecting rod 6 are inserted respectively in adjacent two the second sleeve pipe 4；
Second connecting rod 6 is slided along the second sleeve pipe 4；
The shape of the second connecting rod 6 is in bending；
It is provided with the first compression spring 7 between the inwall center of the second sleeve pipe 4 and sealing column 12；
When the second connecting rod 6 is slided along the second sleeve pipe 4, the ultimate range of the axis away from the first sealing ring 1 for second sleeve pipe 4
Diameter equal to seal receptacle 11；
When the second connecting rod 6 is slided along the second sleeve pipe 4, the ultimate range of the axis away from the first sealing ring 1 for second sleeve pipe 4
Internal diameter equal to the second sealing ring 2；
Four first sleeve 3 and four the second sleeve pipes 4 etc. partial cross-section by seal receptacle 11 8 equal portions；
The height of first sleeve 3 and the second sleeve pipe 4 and the height being equal to the second sealing ring 2.
During use, accompanying drawing 1 is its original state, and by each parts installation, this device is put into needs sealing
Position, when in use for some time, abrasion in the outside of the second sealing ring 2, in the first compression spring 7 and the second compression bullet
In the presence of spring 8, first sleeve 3 and the second sleeve pipe 4 move out, and promote the second sealing ring 2 to expand, keep the second sealing ring 2
With the close contact of external device (ED), hold its seal under good.
This utility model device good airproof performance, automatic compensation ability is strong, with same material, same to height（Second sealing ring 2 with close
Envelope seat 11 height and）Compared with the sealing ring with diameter, more than 3 times of its automatic compensation ability time lengthening；Some sealing rings
Need to be fixed on device by its inner ring, for good sealing effect, encapsulating method is complicated, dismounting extremely inconvenience, this practicality is new
Type device only need to change the second sealing ring, and it is convenient to change.
The above is the citing of this utility model preferred forms, and the part wherein do not addressed in detail is this area
The common knowledge of those of ordinary skill.Protection domain of the present utility model is defined by the content of claim, any based on this reality
The equivalent transformation being carried out with new technology enlightenment, also within protection domain of the present utility model.
Claims (7)
1. the strong sealing ring of a kind of automatic compensation ability, including the first sealing ring（1）It is characterised in that：Described first sealing ring
（1）Including seal receptacle（11）And sealing column（12）, the first sealing ring（1）It is integrally formed；
Described seal receptacle（11）Top be provided with the second sealing ring（2）；
Described seal receptacle（11）Top be provided with the first power set and the second power set；
Described first power set are located at the top of the second power set；
The structure of described first power set and the second power set is identical；
Described first power set include four first sleeve（3）, four first sleeve（3）Combine cylindrical ring-type；
Described two adjacent first sleeve（3）Between be connected with head rod（5）；
Described head rod（5）Two ends be inserted respectively into adjacent two first sleeve（3）In；
Described head rod（5）Along first sleeve（3）Slide；
Described head rod（5）Shape be in bending；
Described first sleeve（3）Inwall center and sealing column（12）Between be provided with the first compression spring（7）.
2. as claimed in claim 1 a kind of strong sealing ring of automatic compensation ability it is characterised in that：Work as head rod（5）
Along first sleeve（3）During slip, described first sleeve（3）Away from the first sealing ring（1）Axis ultimate range be equal to seal receptacle
（11）Diameter；
Work as head rod（5）Along first sleeve（3）During slip, described first sleeve（3）Away from the first sealing ring（1）Axis
Ultimate range is equal to the second sealing ring（2）Internal diameter.
3. as claimed in claim 1 a kind of strong sealing ring of automatic compensation ability it is characterised in that：Described four first sleeve
（3）With four the second sleeve pipes（4）Etc. partial cross-section by seal receptacle（11）Eight equal portions.
4. as claimed in claim 1 a kind of strong sealing ring of automatic compensation ability it is characterised in that：Described first sleeve（3）
With the second sleeve pipe（4）Height and be equal to the second sealing ring（2）Height.
5. as claimed in claim 1 a kind of strong sealing ring of automatic compensation ability it is characterised in that：Described second power set
Including four the second sleeve pipes（4）, four the second sleeve pipes（4）Combine cylindrical ring-type；
Described two adjacent the second sleeve pipes（4）Between be connected with the second connecting rod（6）；
Described second connecting rod（6）Two ends be inserted respectively into adjacent two second sleeve pipe（4）In；
Described second connecting rod（6）Along the second sleeve pipe（4）Slide；
Described second connecting rod（6）Shape be in bending；
Described second sleeve pipe（4）Inwall center and sealing column（12）Between be provided with the first compression spring（7）；
When the second connecting rod（6）Along the second sleeve pipe（4）During slip, described second sleeve pipe（4）Away from the first sealing ring（1）Axis
Ultimate range is equal to seal receptacle（11）Diameter；
When the second connecting rod（6）Along the second sleeve pipe（4）During slip, described second sleeve pipe（4）Away from the first sealing ring（1）Axis
Ultimate range is equal to the second sealing ring（2）Internal diameter.
6. as claimed in claim 1 a kind of strong sealing ring of automatic compensation ability it is characterised in that：Described seal receptacle（11）If
In sealing column（12）Lower section；
Described seal receptacle（11）In cylinder；
Described sealing column（12）In cylinder；
Described seal receptacle（11）And sealing column（12）Dead in line.
7. as claimed in claim 1 a kind of strong sealing ring of automatic compensation ability it is characterised in that：Described second sealing ring
（2）With seal receptacle（11）Aspect ratio be 4:1；
Described second sealing ring（2）External diameter and seal receptacle（11）Equal diameters；
Described sealing column（12）With the second sealing ring（2）Between be provided with the first power set and the second power set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620964543.XU CN205956375U (en) | 2016-08-29 | 2016-08-29 | Automatic sealing washer that compensation ability is strong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620964543.XU CN205956375U (en) | 2016-08-29 | 2016-08-29 | Automatic sealing washer that compensation ability is strong |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205956375U true CN205956375U (en) | 2017-02-15 |
Family
ID=57981301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620964543.XU Expired - Fee Related CN205956375U (en) | 2016-08-29 | 2016-08-29 | Automatic sealing washer that compensation ability is strong |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205956375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701194A (en) * | 2019-10-16 | 2020-01-17 | 广州冠研液压密封有限公司 | Pressure-resistant anti-fatigue oil seal ring |
-
2016
- 2016-08-29 CN CN201620964543.XU patent/CN205956375U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701194A (en) * | 2019-10-16 | 2020-01-17 | 广州冠研液压密封有限公司 | Pressure-resistant anti-fatigue oil seal ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20170829 |