CN209195453U - A kind of shield duct piece rubber seal - Google Patents
A kind of shield duct piece rubber seal Download PDFInfo
- Publication number
- CN209195453U CN209195453U CN201821451714.4U CN201821451714U CN209195453U CN 209195453 U CN209195453 U CN 209195453U CN 201821451714 U CN201821451714 U CN 201821451714U CN 209195453 U CN209195453 U CN 209195453U
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- shield duct
- duct piece
- fixed
- rubber seal
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of shield duct piece rubber seal, including two shield duct pieces and sealing ring, sealing ring includes the first sealing ring, the avris of two shield duct piece one end offers circular groove, the both ends of first sealing ring are respectively embedded into the inside of two circular grooves and are firmly connected with it, the side of first sealing ring, which is fixed with, is linked together the second sealing ring, the side of second sealing ring, which is fixed with, is linked together third sealing ring, the other side of first sealing ring is fixed with the 4th sealing ring being linked together, the side of 4th sealing ring is fixed with the 5th sealing ring, a kind of shield duct piece rubber seal of the utility model, pass through the first sealing of setting and circular groove, increase the tortuosity of sealing ring and junction, improve sealing effect, by the way that elastomer block is arranged, can guarantee the 4th sealing ring always with shield pipe The two sides of piece are in contact, and further increase sealing effect.
Description
Technical field
The utility model relates to consistent rubber seal, in particular to a kind of shield duct piece rubber seal.
Background technique
Shield duct piece is the main mounting structure of shield-tunneling construction, is the innermost layer barrier in tunnel, carries and resists soil layer pressure
The effect of power, groundwater pressure and some special loads.Shield duct piece is the permanent lining, secondary lining structure of shield tunnel, shield pipe
Tablet quality is directly related to the total quality and safety in tunnel, influences the waterproof performance and endurance quality in tunnel, two shield pipes
Sealing between piece is all sealed by a seal ring, but the leakproofness of existing sealing ring is poor, influences making for people
With.
Utility model content
The purpose of this utility model is to provide a kind of shield duct piece rubber seal, to solve in above-mentioned background technique
The poor problem of the leakproofness of the sealing ring of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of shield duct piece rubber seal, packet
Two shield duct pieces and sealing ring are included, sealing ring is fixed between two shield duct pieces, the sealing ring includes first
Sealing ring, the second sealing ring, third sealing ring, the 4th sealing ring and the 5th sealing ring, the side of two described shield duct piece one end
Side offers circular groove, and the both ends of first sealing ring are respectively embedded into inside and the company of being secured to of two circular grooves
It connects, the side of first sealing ring, which is fixed with, is linked together the second sealing ring, and the side fixation of second sealing ring is set
It is linked together third sealing ring, is fixedly connected on the outside of the side of the third sealing ring and shield duct piece, described first is close
The other side of seal ring is fixed with the 4th sealing ring being linked together, and the side of the 4th sealing ring is fixed with the 5th sealing
Ring is fixedly connected on the inside of the side of the 5th sealing ring and shield duct piece.
As a kind of optimal technical scheme of the utility model, the top of the third sealing ring is fixed with protection board,
The protection board is made of fluorocarbon baking varnish metal material.
As a kind of optimal technical scheme of the utility model, the inside of the 4th sealing ring offers cavity, described
The inside of cavity is equipped with elastomer block, and the two sides of the elastomer block are fixedly connected with the cavity wall of cavity two sides respectively.
As a kind of optimal technical scheme of the utility model, the sealing ring is made of rubber material.
Compared with prior art, the utility model has the beneficial effects that a kind of shield duct piece rubber of the utility model is close
Seal is increased the tortuosity of sealing ring and junction, is improved sealing effect, passed through by the first sealing of setting and circular groove
Third sealing ring and the 5th sealing ring are set, the bonding strength of sealing ring can be improved, while increasing leakproofness, by the way that bullet is arranged
Property block, it is ensured that the 4th sealing ring is in contact with the two sides of shield duct piece always, further increases sealing effect, passes through setting
Protection board can be effectively protected sealing ring, prevent from corroding.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is partial enlarged view of the utility model Fig. 1 at A.
In figure: 1, shield duct piece；2, sealing ring；3, protection board；4, the first sealing ring；5, circular groove；6, the second sealing
Ring；7, third sealing ring；8, the 4th sealing ring；9, cavity；10, elastomer block；11, the 5th sealing ring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of shield duct piece rubber seal, including two shield duct pieces referring to FIG. 1-2,
1 and sealing ring 2, sealing ring 2 is fixed between two shield duct pieces 1, and sealing ring 2 includes the first sealing ring 4, the second sealing ring
6, third sealing ring 7, the 4th sealing ring 8 and the 5th sealing ring 11, the avris of two 1 one end of shield duct piece offer round recessed
Slot 5, the both ends of the first sealing ring 4 are respectively embedded into the inside of two circular grooves 5 and are firmly connected with it, the first sealing ring 4
Side, which is fixed with, is linked together the second sealing ring 6, and the side of the second sealing ring 6, which is fixed with, is linked together third sealing ring 7,
The side of third sealing ring 7 is fixedly connected with the outside of shield duct piece 1, and the other side of the first sealing ring 4, which is fixed with, is linked as one
4th sealing ring 8 of body, the side of the 4th sealing ring 8 are fixed with the 5th sealing ring 11, the side of the 5th sealing ring 11 and shield
The inside of structure section of jurisdiction 1 is fixedly connected.
Preferably, the top of third sealing ring 7 is fixed with protection board 3, and protection board 3 is by fluorocarbon baking varnish metal material system
At protection sealing ring 2 prevents sealing ring 2 from addling.
Preferably, the inside of the 4th sealing ring 8 offers cavity 9, and the inside of cavity 9 is equipped with elastomer block 10, elastomer block 10
Two sides be fixedly connected respectively with the cavity wall of 9 two sides of cavity, improve the 4th sealing ring 8 leakproofness.
Preferably, sealing ring 2 is made of rubber material.
When specifically used, a kind of shield duct piece rubber seal of the utility model, the sealing between two shield duct pieces
All it is to be sealed by sealing ring 2, but the leakproofness of existing sealing ring 2 is poor, influences the use of people, this is practical
First sealing ring 4 is embedded in the inside of circular groove 5, increases the tortuosity of sealing ring 2 and junction, improves sealing effect, third
The bonding strength of sealing ring 2 can be improved in sealing ring 7 and the 5th sealing ring 11, while increasing leakproofness, and elastomer block 10 can have
There is certain elasticity, it is ensured that the 4th sealing ring 8 is in contact with the two sides of shield duct piece 1 always, further increases sealing effect
Fruit, the outside of third sealing ring 7 are provided with protection board 3, can be effectively protected sealing ring 2, prevent from corroding.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of shield duct piece rubber seal, including two shield duct pieces (1) and sealing ring (2), which is characterized in that two
It is fixed with sealing ring (2) between the shield duct piece (1), the sealing ring (2) includes the first sealing ring (4), the second sealing
Ring (6), third sealing ring (7), the 4th sealing ring (8) and the 5th sealing ring (11), the side of two described shield duct piece (1) one end
Side offers circular groove (5), and the both ends of first sealing ring (4) are respectively embedded into the inside of two circular grooves (5) simultaneously
It is firmly connected with it, the side of first sealing ring (4), which is fixed with, is linked together the second sealing ring (6), and described second is close
The side of seal ring (6), which is fixed with, to be linked together third sealing ring (7), the side of the third sealing ring (7) and shield duct piece
(1) it is fixedly connected on the outside of, the other side of first sealing ring (4) is fixed with the 4th sealing ring (8) being linked together, institute
The side for stating the 4th sealing ring (8) is fixed with the 5th sealing ring (11), the side of the 5th sealing ring (11) and shield pipe
Piece is fixedly connected on the inside of (1).
2. a kind of shield duct piece rubber seal according to claim 1, it is characterised in that: the third sealing ring
(7) top is fixed with protection board (3), and the protection board (3) is made of fluorocarbon baking varnish metal material.
3. a kind of shield duct piece rubber seal according to claim 1, it is characterised in that: the 4th sealing ring
(8) inside offers cavity (9), and the inside of the cavity (9) is equipped with elastomer block (10), the two sides point of the elastomer block (10)
It is not fixedly connected with the cavity wall of cavity (9) two sides.
4. a kind of shield duct piece rubber seal according to claim 1, it is characterised in that: the sealing ring (2) by
Rubber material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821451714.4U CN209195453U (en) | 2018-09-06 | 2018-09-06 | A kind of shield duct piece rubber seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821451714.4U CN209195453U (en) | 2018-09-06 | 2018-09-06 | A kind of shield duct piece rubber seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209195453U true CN209195453U (en) | 2019-08-02 |
Family
ID=67405534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821451714.4U Expired - Fee Related CN209195453U (en) | 2018-09-06 | 2018-09-06 | A kind of shield duct piece rubber seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209195453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012888A (en) * | 2021-11-08 | 2022-02-08 | 西南交通大学 | Tunnel model with flexible joint and mould thereof |
-
2018
- 2018-09-06 CN CN201821451714.4U patent/CN209195453U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012888A (en) * | 2021-11-08 | 2022-02-08 | 西南交通大学 | Tunnel model with flexible joint and mould thereof |
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Legal Events
| 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: 20190802 Termination date: 20210906 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |