CN104633111B - Double protection O-ring seal and the electric connector using the O-ring seal - Google Patents
Double protection O-ring seal and the electric connector using the O-ring seal Download PDFInfo
- Publication number
- CN104633111B CN104633111B CN201410726799.2A CN201410726799A CN104633111B CN 104633111 B CN104633111 B CN 104633111B CN 201410726799 A CN201410726799 A CN 201410726799A CN 104633111 B CN104633111 B CN 104633111B
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- CN
- China
- Prior art keywords
- seal portion
- seal
- face
- ring
- radial
- 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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Classifications
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- 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
Abstract
The present invention relates to seal field, the electric connector particularly to a kind of double protection O-ring seal and using the O-ring seal.Double protection O-ring seal includes the radial seal portion and end face seal portion one in front and one in back set, the radial seal portion forms ladder axle sleeve structure with end face seal portion, the side in the close radial seal portion in end face seal portion forms the step surface of face forward together with radial seal portion, the trailing flank in the step surface and end face seal portion respectively constitutes the sealing surface in end face seal portion, the outer peripheral face in radial seal portion is provided with seal bead, and axis of the seal bead around radial seal portion is end to end and forms the ring of closing.When in use, it is only necessary to assembled by once mounting corresponding using radial seal and end face seal double protection can be realized simultaneously on part, so as to solve the problems, such as that existing O-ring seal function is single, inconvenient for use and sealing effectiveness is poor.
Description
Technical field
The present invention relates to seal field, particularly to a kind of double protection O-ring seal and uses the fluid sealant
The electric connector of circle.
Background technology
O-ring seal is a kind of seal member being most widely used so far, according to the difference of structure type, sealing
Cushion rubber is broadly divided into O-ring seal and seal washer.Wherein O-ring seals are mainly used in the radial seal between pipe fitting, and its is past
Toward being between being assemblied in the pipe fitting of two interfix, so as to play sealing function.Seal washer is mainly used for pipe fitting end and phase
The end face seal between part is answered, for O-ring seals, seal washer also has locking function, such as institute, two
Between the individual part coordinated by screw thread, or between two parts by screw-threaded coupling, seal washer is after being compacted
When certain reseting elasticity can be provided, can then increase the frictional force between screw thread in such cases, play locking work
With.
In the prior art, end face seal is both being needed, is needing the occasion of radial seal again, be using above-mentioned O-shaped close
The form that seal is combined with seal washer, i.e., seal washer and O-ring seal are assembled respectively, not only assembly technology is complicated, and
The efficiency of Product Assembly can be reduced, in addition, either O-ring seal, or seal washer, there may be the position of leakage is equal for it
Have at outer peripheral face and inner peripheral surface two, weak seal position is more, therefore, current O-ring seal there is function it is single, use
The problem of inconvenience and sealing effectiveness difference.
The content of the invention
It is an object of the invention to provide a kind of double protection O-ring seal, with solve existing O-ring seal function it is single,
The problem of inconvenient for use and sealing effectiveness is poor.
Meanwhile the present invention also aims to provide a kind of electric connector using the double protection O-ring seal.
In order to solve the above problems, double protection O-ring seal of the invention uses following technical scheme：Double protection is close
Sealing rubber ring, including the radial seal portion and end face seal portion one in front and one in back set, the radial seal portion and end face seal portion structure
Into ladder axle sleeve structure, the side in the close radial seal portion in end face seal portion forms face forward together with radial seal portion
The trailing flank in step surface, the step surface and end face seal portion respectively constitutes the sealing surface in end face seal portion, radial seal portion
Outer peripheral face is provided with seal bead, and axis of the seal bead around radial seal portion is end to end and forms the ring of closing.
Axis on the outer peripheral face in the end face seal portion around end face seal portion is provided with annular groove.
The cross section of the seal bead is in cambered surface.
The cambered surface that the cross section of the seal bead is formed is semicircle cambered surface.
The ring for the closing that seal bead is formed is annulus.
Electric connector uses following technical scheme：Electric connector, including housing, housing are provided with sealing gear edge and sealing ring
Groove, seal groove is positioned at the front side on sealing gear edge and is wherein equipped with O-ring seal, the leading flank bottom structure on the sealing gear edge
Into the rear wall of seal groove, O-ring seal includes the radial seal portion and end face seal portion one in front and one in back set, the radial direction
Sealing forms ladder axle sleeve structure, the side in the close radial seal portion in end face seal portion and radial seal with end face seal portion
Portion forms the step surface of face forward together, and the trailing flank in the step surface and end face seal portion respectively constitutes end face seal portion
Sealing surface, the outer peripheral face in radial seal portion are provided with seal bead, axis of the seal bead around radial seal portion it is end to end and
Form the ring of closing.
Axis on the outer peripheral face in the end face seal portion of the O-ring seal around end face seal portion is provided with annular groove.
The cross section of the seal bead is in cambered surface.
The cambered surface that the cross section of the seal bead is formed is semicircle cambered surface.
The ring for the closing that seal bead is formed is annulus.
Because the double protection O-ring seal of the present invention includes the radial seal portion and end face seal portion that one in front and one in back set,
The side in the close radial seal portion in end face seal portion forms the step surface of face forward, the step together with radial seal portion
The trailing flank in face and end face seal portion respectively constitutes the sealing surface in end face seal portion, and is set on the outer peripheral face in radial seal portion
Have a seal bead, axis of the seal bead around radial seal portion is end to end and forms the ring of closing, therefore, use when
Wait, it is only necessary to which being assembled by once mounting can realize that radial seal and end face seal are double simultaneously in corresponding use on part
Protect again, so as to solve the problems, such as that existing O-ring seal function is single, inconvenient for use and sealing effectiveness is poor.
Further, the setting of annular groove can further improve the elastic force in end face seal portion, reach the O-ring seal
To more preferable anti-loosing effect.
Brief description of the drawings
Fig. 1 is the stereogram of the embodiment of double protection O-ring seal；
Fig. 2 is the profile of the embodiment of double protection O-ring seal；
Fig. 3 is the use state figure of the embodiment of double protection O-ring seal.
Embodiment
The embodiment of double protection O-ring seal, as Figure 1-3, the double protection O-ring seal include radial seal portion
11 and end face seal portion 12, wherein radial seal portion 11 and end face seal portion 12 is integral type structure and one in front and one in back set.
Radial seal portion 11 is in annular, and it is used to be enclosed on corresponding part, realizes the sealing of part radial direction, i.e. side face
Sealing, in order to realize above-mentioned function, the outer peripheral face in radial seal portion 11 is provided with seal bead 13, and seal bead 13 is around radially close
The axis in envelope portion 11 is end to end and forms the ring of closing, and in the present embodiment, the ring that seal bead 13 surrounds is annulus, uses
When, seal bead 13 can play a part of traditional O-ring seals, and its shape of cross section is curved, in the present embodiment,
The shape of cross section of seal bead 13 is in specifically semicircle cambered surface.
The side in the close radial seal portion 11 in end face seal portion 12 forms the platform of face forward together with radial seal portion
The trailing flank in terrace, the step surface and end face seal portion respectively constitutes the sealing surface in end face seal portion, in use, end face seal
Two sealing surfaces in portion 12 can seal with corresponding part respectively to be coordinated.In order to which enlarged portion face seal portion being capable of caused deformation bullet
Power, annular groove 14 is additionally provided with the outer peripheral face in end face seal portion 12, and axis of the annular groove 14 around end face seal portion is set.
Shown in Fig. 3 is the use state of double protection O-ring seal on electrical connectors, it can be seen that double
In weight exclusion seal cushion rubber seal groove set on the outer peripheral face of connector shell 15, also set at the rear side of seal groove
There is sealing gear along 16, sealing gear forms the rear wall of seal groove along 16 leading flank bottom, when with intermateable connector grafting,
The radial seal portion 11 of O-ring seal and the inner peripheral surface sealing of intermateable connector housing 17 coordinate, the side in its end face seal portion 12
The end face of sealing surface and intermateable connector housing 17 coordinates, and the gear of opposite side sealing surface and connector shell 15 is along palette.
The sealing effectiveness of lower surface analysis O-ring seal, as can be seen that connector shell and intermateable connector shell from above-mentioned use state
There may be the position of leakage at body cooperation mainly to have, and 1, the end face seal portion of the end face of intermateable connector housing and O-ring seal
Cooperation position at, 2, sealing gear along with the cooperation position in the end face seal portion of O-ring seal.Even however, above-mentioned position
Leak, yet there is the sealing between seal bead and intermateable connector housing respectively.In addition, relative to the O-shaped sealing of tradition
Enclose for the mode being used in combination with seal washer, it has lacked the weak ring of the empty place between O-ring seal and seal washer
Section.So as to reach better seal effect.
In the other embodiments of double protection O-ring seal, the shape of cross section of seal bead can also be rectangle, three
Angular etc., the ring of its closing surrounded can also be elliptical ring, quincunx ring etc..
The embodiment of electric connector, including housing and the O-ring seal that is located on housing, the wherein structure of housing with it is above-mentioned
The structure of connector shell in embodiment shown in Fig. 3 is identical, the structure of O-ring seal and above-mentioned double protection O-ring seal
The structure of embodiment is identical, and it will not go into details herein.
Claims (8)
1. double protection O-ring seal, it is characterised in that including the radial seal portion and end face seal portion one in front and one in back set, institute
State radial seal portion and form ladder axle sleeve structure, the side and footpath in the close radial seal portion in end face seal portion with end face seal portion
Step is formed together to sealing, and the step has the step surface for the face forward being connected with the outer peripheral face in radial seal portion, institute
It is the plane radially extended to state step surface, and the trailing flank in the step surface and end face seal portion respectively constitutes the close of end face seal portion
Front cover, the outer peripheral face in radial seal portion are provided with seal bead, and axis of the seal bead around radial seal portion be end to end and structure
Into the ring of closing, the axis on the outer peripheral face in the end face seal portion around end face seal portion is provided with annular groove, the annular groove it is forward and backward
Trough wall surface is the plane radially extended.
2. double protection O-ring seal according to claim 1, it is characterised in that the cross section of the seal bead is in arc
Face.
3. double protection O-ring seal according to claim 2, it is characterised in that the cross section of the seal bead is formed
Cambered surface be semicircle cambered surface.
4. according to the double protection O-ring seal described in claim any one of 1-3, it is characterised in that what seal bead was formed
The ring of closing is annulus.
5. electric connector, including housing, housing is provided with sealing gear edge and seal groove, and seal groove is before sealing gear edge
Side and wherein it is equipped with O-ring seal, it is characterised in that the leading flank bottom on the sealing gear edge forms the rear side of seal groove
Wall, O-ring seal include the radial seal portion and end face seal portion one in front and one in back set, the radial seal portion and end face seal
Portion forms ladder axle sleeve structure, and the side in the close radial seal portion in end face seal portion forms step together with radial seal portion,
The step has the step surface of face forward being connected with the outer peripheral face in radial seal portion, and the step surface is putting down of radially extending
The trailing flank in face, the step surface and end face seal portion respectively constitutes the sealing surface in end face seal portion, the periphery in radial seal portion
Face is provided with seal bead, and axis of the seal bead around radial seal portion is end to end and forms the ring of closing, the fluid sealant
Axis on the outer peripheral face in the end face seal portion of circle around end face seal portion is provided with annular groove, and the forward and backward trough wall surface of the annular groove is footpath
To the plane of extension.
6. electric connector according to claim 5, it is characterised in that the cross section of the seal bead is in cambered surface.
7. electric connector according to claim 6, it is characterised in that the cambered surface that the cross section of the seal bead is formed is
Semicircle cambered surface.
8. according to the electric connector described in claim any one of 5-7, it is characterised in that the ring for the closing that seal bead is formed
For annulus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410726799.2A CN104633111B (en) | 2014-12-04 | 2014-12-04 | Double protection O-ring seal and the electric connector using the O-ring seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410726799.2A CN104633111B (en) | 2014-12-04 | 2014-12-04 | Double protection O-ring seal and the electric connector using the O-ring seal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104633111A CN104633111A (en) | 2015-05-20 |
| CN104633111B true CN104633111B (en) | 2017-11-10 |
Family
ID=53212185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410726799.2A Active CN104633111B (en) | 2014-12-04 | 2014-12-04 | Double protection O-ring seal and the electric connector using the O-ring seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104633111B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838524B (en) * | 2017-02-20 | 2019-07-26 | 江苏丰禾机械制造股份有限公司 | A kind of non-maintaining piping lane system-specific compensator |
| CN114094381B (en) * | 2021-10-28 | 2024-04-16 | 中航光电科技股份有限公司 | Sealing connector |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2634675Y (en) * | 2003-05-16 | 2004-08-18 | 中航光电科技股份有限公司 | Anti-corrosion water-tight quick connection circular electric connector |
| CN2927354Y (en) * | 2006-06-01 | 2007-07-25 | 营口三桂管业有限公司 | Anti-loose cable terminal |
| CN201106679Y (en) * | 2007-09-10 | 2008-08-27 | 艾博生物医药(杭州)有限公司 | Sealing ring and detecting device using the same |
| CN201789146U (en) * | 2010-03-30 | 2011-04-06 | 中航光电科技股份有限公司 | Locking seal electrical connector |
| CN201795035U (en) * | 2010-08-05 | 2011-04-13 | 山东莱德机械有限公司 | Sealing gasket for mechanical tee branch |
| DE202010011858U1 (en) * | 2010-08-25 | 2010-10-28 | Ccs Cable Connector Systems Gmbh | Plug, in particular photovoltaic plug |
| CN203084242U (en) * | 2013-02-01 | 2013-07-24 | 奥立通讯设备（深圳）有限公司 | Waterproof optical fiber connector |
-
2014
- 2014-12-04 CN CN201410726799.2A patent/CN104633111B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104633111A (en) | 2015-05-20 |
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