CN104061326B - A kind of sealing device - Google Patents
A kind of sealing device Download PDFInfo
- Publication number
- CN104061326B CN104061326B CN201310090088.6A CN201310090088A CN104061326B CN 104061326 B CN104061326 B CN 104061326B CN 201310090088 A CN201310090088 A CN 201310090088A CN 104061326 B CN104061326 B CN 104061326B
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- China
- Prior art keywords
- runddichtringo
- cannelure
- positioning convex
- sealing device
- prevention structure
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Abstract
The invention discloses a kind of sealing device, including cannelure and the O RunddichtringO that is arranged in described cannelure, described cannelure has relative two cell wall, it is installed with disconnecting prevention structure in described cannelure, described disconnecting prevention structure includes at least three positioning convex, annularly groove be arranged alternately in two described cell walls circumferentially-spacedly, the positioning convex being arranged on two described cell walls bears against the inner peripheral surface in O RunddichtringO and outer peripheral face.Utilize positioning convex by one section of clamping of O RunddichtringO, make O RunddichtringO firmly be clamped in cannelure, can effectively prevent O RunddichtringO from coming off.Without making whole O RunddichtringO and cannelure interference fit, can make to there is gap between inner peripheral surface and outer peripheral face and the cell wall of cannelure of O RunddichtringO, it is simple to the installation of O RunddichtringO and replacing.
Description
Technical field
The present invention relates to light fixture Sealing Technology, particularly relate to a kind of sealing device.
Background technology
In illumination field, the IP unfailing performance of light fixture is one of very important index, the protection of light fixture
Class requirement is the highest, illustrates that the reliability of light fixture is the best, may be mounted at more mal-condition, and affect protection
Losing efficacy and mainly have two aspects, one is seal groove structure design, and one is the design of light fixture sealing ring.At present
Sealing structure and sealing ring shape differs, kind is many, and O RunddichtringO structure is in light fixture and other application
Widest a kind of, O RunddichtringO simple in construction, reliable.In actual lamp applications, O type seals
Enclose and closely cooperate with nothing in seal groove, easily come off in producing installation and safeguarding, especially in the maintenance of market
Sealing ring is easily forgotten to install after coming off, and causes light fixture to intake, in order to avoid this situation generally makes whole O
RunddichtringO and seal groove interference fit, but its assembling extremely inconvenience.
Summary of the invention
The technical problem to be solved is, it is provided that one can effectively prevent O RunddichtringO from coming off,
And it is easy to the sealing device that O RunddichtringO is installed and changed.
In order to solve above-mentioned technical problem, The embodiment provides a kind of sealing device, including annular
Groove and the O RunddichtringO being arranged in described cannelure, described cannelure has relative two cell wall,
Being installed with disconnecting prevention structure in described cannelure, described disconnecting prevention structure includes at least three positioning convex, edge
Being arranged alternately in two described cell walls of cannelure, is arranged on the location on two described cell walls circumferentially-spacedly
Projection bears against the inner peripheral surface in O RunddichtringO and outer peripheral face；The inner peripheral surface of described O RunddichtringO is with outer
Gap is there is between the cell wall of side face and described cannelure.
Wherein, described positioning convex is column, and it is axially axial each parallel to described O RunddichtringO.
Wherein, the cylinder of described positioning convex is the face of cylinder.
Wherein, described positioning convex is one-body molded with described cannelure.
Wherein, the positioning convex being separately positioned on two described cell walls radially exists at the groove of described annular
Spacing.
Wherein, inner peripheral surface and/or the outer peripheral face of described O RunddichtringO is provided with and joins with described positioning convex interference
The locating slot closed.
Wherein, described disconnecting prevention structure is two groups or more.
Wherein, described disconnecting prevention structure is uniformly arranged setting along the circumference of described cannelure.
Wherein, the positioning convex often organizing described disconnecting prevention structure is arranged at equal intervals.
Wherein, described disconnecting prevention structure is three groups, and the circumference along described cannelure is uniformly arranged setting；Often organize institute
State disconnecting prevention structure and include three described positioning convex.
The embodiment of the present invention provide sealing device, utilize positioning convex by one section of clamping of O RunddichtringO,
Make O RunddichtringO firmly be clamped in cannelure, can effectively prevent O RunddichtringO from coming off.Whole without making
Individual O RunddichtringO and cannelure interference fit, can make inner peripheral surface and outer peripheral face and the annular of O RunddichtringO
Gap is there is, it is simple to the installation of O RunddichtringO and replacing between the cell wall of groove.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying
On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram of the sealing device that the preferred embodiment of the present invention provides；
Fig. 2 is the schematic diagram of the sealing device intermediate annular groove of Fig. 1；
Fig. 3 be Fig. 1 sealing device in the schematic diagram of O RunddichtringO.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, it is fully described by.
Seeing Fig. 1, the sealing device provided for the preferred embodiment of the present invention, including cannelure 1 and be arranged on ring
O RunddichtringO 2 in shape groove 1.Cannelure 1 has relative two cell wall 11,12, in cannelure 1
It is installed with disconnecting prevention structure 3.
In the present embodiment, disconnecting prevention structure 3 includes three positioning convex 31,32,33, the annularly week of groove 1
Be arranged alternately in two cell walls 11,12 to compartment of terrain, specifically, two positioning convex 31,33 are arranged on groove
On wall 11, positioning convex 32 is arranged on cell wall 12.All exist between three positioning convex 31,32,33
Spacing, and be arranged alternately on two cell walls 11,12, positioning convex 32 is positioned in the circumference of cannelure 1
In the middle of two positioning convex 31,33, three positioning convex 31,32,33 are arranged the most at equal intervals.
The positioning convex being arranged on two cell walls 11,12 bears against the inner peripheral surface 22 in O RunddichtringO 2
With outer peripheral face 21.In the present embodiment, the positioning convex 31,33 on cell wall 11 is resisted against O RunddichtringO
The outer peripheral face 21 of 2, the positioning convex 32 on cell wall 12 is resisted against the inner peripheral surface 22 of O RunddichtringO 2, profit
With three positioning convex 31,32,33 by one section of clamping of O RunddichtringO 2, make O RunddichtringO 2 firm
Be clamped in cannelure 1, can effectively prevent O RunddichtringO 2 from coming off.Without making whole O RunddichtringO
2 with cannelure 1 interference fit, outer peripheral face 21 and inner peripheral surface 22 and the cannelure of O RunddichtringO 2 can be made
Gap is there is, it is simple to the installation of O RunddichtringO 2 and replacing between the cell wall 11,12 of 1.
Radially there is spacing L at cannelure 1 in the positioning convex being separately positioned on two described cell walls, at this
In embodiment, the positioning convex 31,32 being arranged on cell wall 11 be arranged on positioning convex 32 on cell wall 12
Radially there is spacing L at cannelure 1, after the sealing device of the present invention assembles with annular boss, O type seals
Circle is clamped between the end face of cannelure bottom land and annular boss, utilizes spacing L that positioning convex can be avoided annular
The impact of boss.
Preferably, positioning convex 31,32,33 is column, and it is axially parallel to O RunddichtringO 2 axially,
The length utilizing positioning convex completely attaches to O RunddichtringO 2 in the axial direction of O RunddichtringO 2, can be true
Protect and O RunddichtringO 2 is clamped, prevent it from deviating from.Further, the cylinder of positioning convex is the face of cylinder, with
It is easy to and the coordinating of O RunddichtringO 2, it is to avoid the side face of O RunddichtringO 2 is caused damage by positioning convex.
As other embodiment, positioning convex also can be spherical or other shapes.
In the present embodiment, positioning convex is one-body molded with cannelure 1, in order to processing preparation.Often organize anticreep
The positioning convex of structure is arranged at equal intervals, in order to make O RunddichtringO stress equalization.
It is respectively equipped with on the inner peripheral surface 12 of O RunddichtringO 2 and outer peripheral face 11 and the determining of positioning convex interference fit
Position groove 20, in order to the installation of O RunddichtringO 2, meanwhile, prevents O RunddichtringO 2 in cannelure 1
Mobile.Certainly, as other embodiment, it is also possible to only arrange locating slot 20 on outer peripheral face 11, or
Locating slot 20 is only set on inner peripheral surface 12.
Disconnecting prevention structure 3 is three groups, and annularly the uniformly arrangement of the circumference of groove 1 is arranged in cannelure 1, from three
O RunddichtringO 2 is clamped by position, to strengthen fixing O RunddichtringO 2, simultaneously to O RunddichtringO
The equilibrium of 2 clampings, effectively prevents O RunddichtringO 2 from coming off.
In the present embodiment, it is provided with nine positioning convex altogether, uses the fewest positioning convex number by O
RunddichtringO 2 is firmly fixed in cannelure 1, reduces difficulty of processing, it is simple to preparation.As other
Embodiment, the positioning convex number that often group disconnecting prevention structure 3 includes can be four or more, cannelure 1
The number of the disconnecting prevention structure 3 of interior setting also can be two groups, four groups or other numbers.
Above embodiment, is not intended that the restriction to this technical scheme protection domain.Any in above-mentioned reality
Amendment, equivalent and the improvement etc. made within executing the spirit of mode and principle, should be included in this technology
Within the protection domain of scheme.
Claims (10)
1. a sealing device, including cannelure and the O RunddichtringO that is arranged in described cannelure, described
Cannelure has relative two cell wall, it is characterised in that
Being installed with disconnecting prevention structure in described cannelure, described disconnecting prevention structure includes at least three positioning convex, edge
Being arranged alternately in two described cell walls of cannelure, is arranged on the location on two described cell walls circumferentially-spacedly
Projection bears against the inner peripheral surface in O RunddichtringO and outer peripheral face；The inner peripheral surface of described O RunddichtringO is with outer
Gap is there is between the cell wall of side face and described cannelure.
Sealing device the most according to claim 1, it is characterised in that described positioning convex is column,
It is axially axial each parallel to described O RunddichtringO.
Sealing device the most according to claim 2, it is characterised in that the cylinder of described positioning convex is
The face of cylinder.
Sealing device the most according to claim 1, it is characterised in that described positioning convex and described ring
Shape groove is one-body molded.
Sealing device the most according to claim 1, it is characterised in that be separately positioned on two described grooves
Spacing is radially there is in the positioning convex on wall at described cannelure.
Sealing device the most according to claim 1, it is characterised in that the inner circumferential of described O RunddichtringO
Face and/or outer peripheral face are provided with and the locating slot of described positioning convex interference fit.
Sealing device the most according to claim 1, it is characterised in that described disconnecting prevention structure be two groups or
More than two.
Sealing device the most according to claim 7, it is characterised in that described disconnecting prevention structure is along described ring
The circumference of shape groove is uniformly arranged setting.
Sealing device the most according to claim 1, it is characterised in that often organize determining of described disconnecting prevention structure
Position projection is arranged at equal intervals.
Sealing device the most according to claim 1, it is characterised in that described disconnecting prevention structure is three groups,
Circumference along described cannelure is uniformly arranged setting；Often organize described disconnecting prevention structure and include three described positioning convex.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310090088.6A CN104061326B (en) | 2013-03-20 | 2013-03-20 | A kind of sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310090088.6A CN104061326B (en) | 2013-03-20 | 2013-03-20 | A kind of sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104061326A CN104061326A (en) | 2014-09-24 |
| CN104061326B true CN104061326B (en) | 2016-12-28 |
Family
ID=51549184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310090088.6A Active CN104061326B (en) | 2013-03-20 | 2013-03-20 | A kind of sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104061326B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101657155B1 (en) * | 2016-02-18 | 2016-09-20 | 디투유이앤씨(주) | Warning light assembly |
| CN106871269A (en) * | 2017-03-17 | 2017-06-20 | 珠海格力电器股份有限公司 | Protection device and air conditioner with same |
| CN110296382A (en) * | 2018-03-21 | 2019-10-01 | 深圳市海洋王照明工程有限公司 | Light fitting sealing structure and explosion-proof light terminal |
| JP6871902B2 (en) * | 2018-12-28 | 2021-05-19 | 本田技研工業株式会社 | Seal structure and its manufacturing method |
| CN110138129A (en) * | 2019-06-19 | 2019-08-16 | 芜湖飞龙汽车电子技术研究院有限公司 | A kind of electronic water pump seal groove three-point positioning mechanism |
| DE102021100318A1 (en) | 2021-01-11 | 2022-07-14 | Klaus Niepoth | Plate heat exchanger and heat exchanger plate and peripheral seal therefor |
| CN113700580A (en) * | 2021-08-17 | 2021-11-26 | 江门市大长江集团有限公司 | O type circle anti-disengaging structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1926004A1 (en) * | 1968-05-22 | 1969-12-04 | Nuovo Pignone Spa | Sealing arrangement for coaxial cylinder surfaces exposed to very high pressures |
| DE19819485A1 (en) * | 1998-04-30 | 1999-11-04 | Volkswagen Ag | Seal for junction e.g. between a screw and screw hole |
| JP4744935B2 (en) * | 2005-05-30 | 2011-08-10 | 株式会社キッツ | Equipment for mounting gaskets for pneumatic actuators |
| CN102168630A (en) * | 2011-04-11 | 2011-08-31 | 合肥恒信汽车发动机部件制造有限公司 | Fixing structure of engine sealing ring |
| EP2497976A1 (en) * | 2011-03-11 | 2012-09-12 | Comap | Sealing gasket |
-
2013
- 2013-03-20 CN CN201310090088.6A patent/CN104061326B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1926004A1 (en) * | 1968-05-22 | 1969-12-04 | Nuovo Pignone Spa | Sealing arrangement for coaxial cylinder surfaces exposed to very high pressures |
| DE19819485A1 (en) * | 1998-04-30 | 1999-11-04 | Volkswagen Ag | Seal for junction e.g. between a screw and screw hole |
| JP4744935B2 (en) * | 2005-05-30 | 2011-08-10 | 株式会社キッツ | Equipment for mounting gaskets for pneumatic actuators |
| EP2497976A1 (en) * | 2011-03-11 | 2012-09-12 | Comap | Sealing gasket |
| CN102168630A (en) * | 2011-04-11 | 2011-08-31 | 合肥恒信汽车发动机部件制造有限公司 | Fixing structure of engine sealing ring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104061326A (en) | 2014-09-24 |
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