CN216279387U - Shield constructs main drive lip sealing member - Google Patents
Shield constructs main drive lip sealing member Download PDFInfo
- Publication number
- CN216279387U CN216279387U CN202122967893.5U CN202122967893U CN216279387U CN 216279387 U CN216279387 U CN 216279387U CN 202122967893 U CN202122967893 U CN 202122967893U CN 216279387 U CN216279387 U CN 216279387U
- Authority
- CN
- China
- Prior art keywords
- lip
- lip body
- contact end
- sealing
- 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.)
- Active
Links
Images
Landscapes
- Sealing Devices (AREA)
Abstract
The utility model relates to a shield main driving lip seal which sequentially comprises an outer seal lip body and an inner seal lip body from outside to inside, wherein a V-shaped seal groove is arranged between the outer seal lip body and the inner seal lip body. According to the shield main driving lip seal, the outer sealing lip body and the inner sealing lip body are structurally arranged, so that the stability is good after the seal is embedded into a groove, and the sealing performance and the wear resistance are good.
Description
Technical Field
The utility model relates to the technical field of shield seal, in particular to a shield main driving lip-shaped sealing element.
Background
A shield machine is a tunnel boring machine using a shield method. The shield construction method is a "shield" (referred to as a supporting segment) for constructing (laying) a tunnel while a heading machine is heading, and is different from an open construction method. Internationally, generalized shield machines can also be used in rock formations, differing only from open (non-shield) tunnel boring machines. In China, the tunnel boring machine used for the soft soil stratum is customarily called a (narrow sense) shield machine, and the tunnel boring machine used for the rock stratum is called a (narrow sense) TBM. The shield main driving sealing element is an essential key component in the normal operation process. The sealing assembly commonly used in the prior art is of a sealing ring, a sealing ring and the like, and is poor in stability after being embedded into a groove, so that the sealing effect and the wear resistance are poor.
In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create a main driving lip seal for a shield, so that the main driving lip seal has more industrial utility value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model aims to provide a main driving lip seal of a shield.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a shield constructs main drive lip sealing member, from the outside to interior external seal lip body and the interior seal lip body of including in proper order, be provided with V type seal groove between the external seal lip body and the interior seal lip body, the bottom of interior seal lip body is provided with the first horizontal contact jaw of interior lip body, the outside of interior seal lip body is provided with the vertical contact jaw of interior lip body, the top of interior seal lip body is provided with interior lip body second horizontal contact jaw, the inboard of interior seal lip body is provided with interior lip body second slope contact jaw, the inboard of exterior seal lip body is provided with outer lip body arc contact jaw, the top of external seal lip body is provided with the first slope contact jaw of outer lip body, the outside of external seal lip body is provided with outer lip body second slope contact jaw, be provided with second arc transition end in the V type seal groove between interior lip body second slope contact jaw and the outer lip body arc contact jaw.
As a further improvement of the present invention, a first arcuate transition end is disposed between the inner lip first horizontal contact end and the outer lip second angled contact end.
As a further improvement of the utility model, a first inclined contact end of the inner lip body is arranged between the second horizontal contact end of the inner lip body and the second inclined contact end of the inner lip body.
As a further improvement of the utility model, a second fillet is arranged between the first inclined contact end of the inner lip body and the second horizontal contact end of the inner lip body.
As a further improvement of the present invention, a first rounded corner is provided between the first horizontal inner lip contact end and the vertical inner lip contact end.
As a further improvement of the utility model, a chamfer is provided between the vertical contact end of the inner lip and the second horizontal contact end of the inner lip.
As a further improvement of the utility model, the chamfer angle is 30-45 degrees.
By the scheme, the utility model at least has the following advantages:
according to the shield main driving lip seal, the outer sealing lip body and the inner sealing lip body are structurally arranged, so that the stability is good after the seal is embedded into a groove, and the sealing performance and the wear resistance are good.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a shield primary drive lip seal of the present invention;
fig. 2 is a cross-sectional view of the cross-section of fig. 1.
In the drawings, the meanings of the reference numerals are as follows.
1 outer sealing lip body 2V type seal groove
3 inner sealing lip body 4 inner lip body first horizontal contact end
5 first fillet 6 first arc transition end
7 vertical contact end of inner lip body 8 chamfer
9 second horizontal contact end of inner lip 10 second fillet
11 first inclined contact end of inner lip body 12 second inclined contact end of inner lip body
13 outer lip arcuate contact end 14 outer lip first angled contact end
15 second inclined contact end of outer lip body 16 second arc transition end
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in figures 1-2 of the drawings,
the utility model provides a shield constructs main drive lip sealing member, from outside to interior includes outer lip body 1 and interior seal lip body 3 in proper order, be provided with V type seal groove 2 between outer lip body 1 and the interior seal lip body 3, the bottom of interior seal lip body 3 is provided with interior lip body first horizontal contact jaw 4, the outside of interior seal lip body 3 is provided with the vertical contact jaw 7 of interior lip body, the top of interior seal lip body 3 is provided with interior lip body second horizontal contact jaw 9, the inboard of interior seal lip body 3 is provided with interior lip body second slope contact jaw 12, the inboard of outer lip body 1 is provided with outer lip body arc contact jaw 13, the top of outer lip body 1 is provided with outer lip body first slope contact jaw 14, the outside of outer lip body 1 is provided with outer lip body second slope contact jaw 15, be provided with second arc transition end 16 in the V type seal groove 2 between interior lip body second slope contact jaw 12 and the outer lip body arc contact jaw 13.
Preferably, a first arcuate transition end 6 is disposed between the inner lip first horizontal contact end 4 and the outer lip second angled contact end 15.
Preferably, an inner lip body first inclined contact end 11 is arranged between the inner lip body second horizontal contact end 9 and the inner lip body second inclined contact end 12.
Preferably, a second fillet 10 is provided between the inner lip first angled contact end 11 and the inner lip second horizontal contact end 9.
Preferably, a first rounded corner 5 is provided between the inner lip first horizontal contact end 4 and the inner lip vertical contact end 7.
Preferably, a chamfer 8 is provided between the vertical contact end 7 of the inner lip and the second horizontal contact end 9 of the inner lip.
Preferably, the chamfer angle 8 is 30-45 degrees.
Among them, the chamfer 8 is more preferably 45 degrees.
According to the shield main driving lip seal, the outer sealing lip body and the inner sealing lip body are structurally arranged, so that the stability is good after the seal is embedded into a groove, and the sealing performance and the wear resistance are good.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly referring to the number of technical features being grined. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection: either mechanically or electrically: the terms may be directly connected or indirectly connected through an intermediate member, or may be a communication between two elements.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The shield main driving lip sealing element is characterized by comprising an outer sealing lip body (1) and an inner sealing lip body (3) from outside to inside in sequence, wherein a V-shaped sealing groove (2) is formed between the outer sealing lip body (1) and the inner sealing lip body (3), a first horizontal contact end (4) of the inner sealing lip body is arranged at the bottom of the inner sealing lip body (3), a vertical contact end (7) of the inner lip body is arranged at the outer side of the inner sealing lip body (3), a second horizontal contact end (9) of the inner lip body is arranged at the top of the inner sealing lip body (3), a second inclined contact end (12) of the inner lip body is arranged at the inner side of the inner sealing lip body (3), an arc-shaped contact end (13) of the outer lip body is arranged at the inner side of the outer sealing lip body (1), a first inclined contact end (14) of the outer lip body is arranged at the top of the outer sealing lip body (1), and a second inclined contact end (15) of the outer lip body is arranged at the outer side of the outer sealing lip body (1), and a second arc transition end (16) is arranged in the V-shaped sealing groove (2) between the second inclined contact end (12) of the inner lip body and the arc contact end (13) of the outer lip body.
2. A shield main drive lip seal according to claim 1, wherein a first arcuate transition end (6) is provided between the inner lip first horizontal contact end (4) and the outer lip second angled contact end (15).
3. A shield main drive lip seal according to claim 1, wherein an inner lip body first angled contact end (11) is provided between the inner lip body second horizontal contact end (9) and the inner lip body second angled contact end (12).
4. A shield main drive lip seal according to claim 3, wherein a second fillet (10) is provided between the inner lip first inclined contact end (11) and the inner lip second horizontal contact end (9).
5. A shield main drive lip seal according to claim 1, wherein a first fillet (5) is provided between the inner lip first horizontal contact end (4) and the inner lip vertical contact end (7).
6. A shield main drive lip seal according to claim 1, characterized in that a chamfer (8) is provided between the inner lip vertical contact end (7) and the inner lip second horizontal contact end (9).
7. The shield main drive lip seal according to claim 6, wherein the chamfer (8) is 30-45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122967893.5U CN216279387U (en) | 2021-11-30 | 2021-11-30 | Shield constructs main drive lip sealing member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122967893.5U CN216279387U (en) | 2021-11-30 | 2021-11-30 | Shield constructs main drive lip sealing member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216279387U true CN216279387U (en) | 2022-04-12 |
Family
ID=81041073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122967893.5U Active CN216279387U (en) | 2021-11-30 | 2021-11-30 | Shield constructs main drive lip sealing member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216279387U (en) |
-
2021
- 2021-11-30 CN CN202122967893.5U patent/CN216279387U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216279387U (en) | Shield constructs main drive lip sealing member | |
| CN216279388U (en) | Shield constructs main drive VD sealing member | |
| CN216242285U (en) | Shield constructs articulated VD sealing member | |
| CN110195594A (en) | Shield formula TBM development machine synchronous grouting method | |
| CN208380511U (en) | A kind of improved special-shaped logical cable drilling rod | |
| CN218718777U (en) | Shield lip-shaped inner sealing element | |
| CN209724285U (en) | The logical profit wedge-type sealer of anti-sticking anticreep | |
| CN112389953A (en) | Lifting baffle plate assembly for gangue backfill scraper conveyor | |
| CN218598814U (en) | Shield lip-shaped outer sealing element | |
| CN204552772U (en) | The steel plate combined tunnel support structure of a kind of steel pipe | |
| CN218761381U (en) | Shield constructs radial seal spare | |
| CN218761382U (en) | Main driving end face sealing element for shield machine | |
| CN209369830U (en) | A kind of leading type no-dig technique tunnel construction structure of shell | |
| CN210033346U (en) | Core-taking and tooth-entering type barrel drill opening | |
| CN210918906U (en) | Drilling and deslagging efficient integral spiral three-edged drill rod | |
| CN210918907U (en) | High antitorque triangular arc bead drilling rod | |
| CN215332681U (en) | Pile foundation drill bit for welding high-strength drill bit | |
| CN218598230U (en) | Extension type anchor cable | |
| CN201620766U (en) | Triangular drill rod for mine | |
| CN220470418U (en) | Rubber bolt for tunnel digging knife | |
| CN206439260U (en) | A kind of section bar | |
| CN210858749U (en) | Waterproof sealing element for shield tunnel segment joint | |
| CN212716677U (en) | Supporting construction is strengthened to red layer soft rock tunnel in yunnan | |
| CN205172580U (en) | Exploitation working face goes upward | |
| CN209780894U (en) | Push bench for double-hole double-line minimum-distance push bench operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |