CN207588085U - A kind of novel sealing structure for rail vehicle rectangular connector - Google Patents
A kind of novel sealing structure for rail vehicle rectangular connector Download PDFInfo
- Publication number
- CN207588085U CN207588085U CN201721720825.6U CN201721720825U CN207588085U CN 207588085 U CN207588085 U CN 207588085U CN 201721720825 U CN201721720825 U CN 201721720825U CN 207588085 U CN207588085 U CN 207588085U
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- CN
- China
- Prior art keywords
- arc
- sealing
- rail vehicle
- circle body
- skirt edge
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Abstract
The utility model discloses a kind of novel sealing structures for rail vehicle rectangular connector, the sealing circle body assembled on connecting end surface including socket and plug, the section for sealing circle body includes rectangular portion, arc sections and sealed skirt edge, arc sections are located at the top of rectangular portion, the arc-shaped side of arc sections is used for the insertion of guide plug, and arc sections are in the downward arc-shaped bend of arc apex, formation sealed skirt edge, sealed skirt edge extends rectangular portion, and forms L-type notch with a side of rectangular portion.The novel sealing structure for rail vehicle rectangular connector of the utility model avoids the overturning of sealing circle body and the problem that comes off, and sealing circle body makes plug and socket reach IP67 sealing protection grades, and simple in structure, sealing effect is good, has a good application prospect.
Description
Technical field
The utility model is related to rail vehicle component technology fields, and in particular to one kind is used for rail vehicle rectangular connector
Novel sealing structure.
Background technology
The rectangular connector of rail vehicle is presently used for, is made of plug casing 101 and Socket casing 102, such as Fig. 1 institutes
Show, the connecting end surface of Socket casing 102 is assembled with a T shape sealing ring 103, when rectangular connector docks plug casing 101,
The completion of Socket casing 102 plugs together, and T shape sealing rings 103 are realized plug casing by a pair of reversed radial forces crimp
101st, the sealing of 102 faying face of Socket casing.But since T shape sealing rings 103 are rubber parts, contact surface is flexible face, deformation
It is irregular and uncontrollable, during plug casing 101, Socket casing 102 plug together, it be easy to cause T shape sealing rings 103 and overturns
It even comes off, eventually leads to seal failure, influence the communication quality of rectangular connector.
Utility model content
The purpose of the utility model is to overcome existing for rail vehicle rectangular connector, the mistake that plug, socket plug together
Cheng Zhong, the problem of be easy to causeing the overturning of T shape sealing rings or even come off, eventually lead to seal failure.The utility model is used for rail
The novel sealing structure of road vehicle rectangular connector, avoid sealing circle body overturning and the problem that comes off, sealing circle body make plug and
Socket reaches IP67 sealing protection grades, and simple in structure, sealing effect is good, has a good application prospect.
In order to achieve the above object, technical solution is used by the utility model：
A kind of novel sealing structure for rail vehicle rectangular connector is filled on the connecting end surface including socket and plug
The sealing circle body matched, the section of the sealing circle body include rectangular portion, arc sections and sealed skirt edge, and the arc sections are located at square
The top in shape portion, the arc-shaped sides of the arc sections are used for the insertion of guide plug, and the arc sections are in arc apex to arc lower
Bending forms sealed skirt edge, and the sealed skirt edge extends rectangular portion, and forms L-type notch with a side of rectangular portion.
A kind of aforementioned novel sealing structure for rail vehicle rectangular connector, the tangent line on the arc sections arc side with
The tangent line crosspoint on sealed skirt edge arc side, with a side of rectangular portion on the same line.
A kind of aforementioned novel sealing structure for rail vehicle rectangular connector, the base middle part of the rectangular portion are set
It is equipped with arc notch.
A kind of aforementioned novel sealing structure for rail vehicle rectangular connector, the plug and socket plug
Afterwards, sealing circle body makes the two reach IP67 sealing protection grades.
A kind of aforementioned novel sealing structure for rail vehicle rectangular connector, the sealing circle body use silicon rubber
It is molded.
A kind of aforementioned novel sealing structure for rail vehicle rectangular connector, the sealed skirt edge are right angle ladder
Shape shape, the bevel edge of the sealed skirt edge is arc-shaped side, and the long base of the sealed skirt edge is connected with arc sections, described
It is close to the connecting end surface of socket in the short base of sealed skirt edge.
The beneficial effects of the utility model are：The novel seal knot for rail vehicle rectangular connector of the utility model
Structure, the section of the sealing circle body of setting include rectangular portion, arc sections and sealed skirt edge, and arc sections arc-shaped side is used for guide plug
Insertion, sealed skirt edge is close to the connecting end surface of socket, when plug and socket plugs, the process of plug crush seal circle body
In, sealed skirt edge gives sealing one support force of circle body, avoids the overturning of sealing circle body and the problem that comes off, and sealing circle body makes plug
Reach IP67 sealing protection grades with socket, simple in structure, sealing effect is good, has a good application prospect.
Description of the drawings
Fig. 1 is the schematic diagram of existing rail vehicle rectangular connector sealing structure；
Fig. 2 is the schematic diagram of the novel sealing structure for rail vehicle rectangular connector of the utility model；
Fig. 3 is the sectional view of the sealing circle body of the utility model.
Fig. 4 be the utility model arc sections arc while tangent line and the position of tangent line crosspoint during sealed skirt edge arc show
It is intended to.
The meaning marked in attached drawing is as follows：
101：Plug casing；102：Socket casing；103：T shape sealing rings；1：Plug；2：Socket；3：Seal circle body；301：
Rectangular portion；302：Arc sections；303：Sealed skirt edge；304：Arc vertex；305：L-type notch；306：Arc notch.
Specific embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figures 2 and 3, the novel sealing structure for rail vehicle rectangular connector of the utility model, including
The sealing circle body 3 assembled on the connecting end surface of socket 2,
The section of the sealing circle body 3 includes rectangular portion 301, arc sections 302 and sealed skirt edge 303, the arc sections
302 are located at the top of rectangular portion 301, and the arc-shaped side of the arc sections 302 is used for the insertion of guide plug 1, the arc sections 302
The downward arc-shaped bend at arc vertex 304 forms sealed skirt edge 303, and the sealed skirt edge 303 extends rectangular portion 301,
And form L-type notch 305 with a side of rectangular portion 301.
Preferably, as shown in figure 4,302 arc of the arc sections while tangent line intersect with tangent line during sealed skirt 303 arc of edge
Point, with a side of rectangular portion 301 on the same line, dotted line in Fig. 4 represent that this design is capable of providing sealed skirt
Edge 303 is close to the effect of the connecting end surface of socket, increases leakproofness.
Preferably, arc notch 306 is provided in the middle part of the base of the rectangular portion 301, is mounted on and inserts convenient for sealing circle body 3
On the connecting end surface of seat 2.
Preferably, after the plug 1 and socket 2 plug, sealing circle body 3 makes the two reach IP67 sealing protection grades.
Preferably, the sealing circle body 3 is molded using silicon rubber.
Preferably, the sealed skirt edge 303 is right-angled trapezium shape, and the bevel edge of the sealed skirt edge 303 is arc
Side, the long base of the sealed skirt edge 303 are connected with arc sections 302, and the short base of the sealed skirt edge 303 is close to insert
The connecting end surface of seat 2 using the support force of sealed skirt edge 303, solves the sealing ring during plug 1, socket 2 plug together and holds
The problem of easily overturning even comes off.
The novel sealing structure for rail vehicle rectangular connector of the utility model, operation principle are as follows：Plug 1,
Socket 2 is during plugging together, and plug 1 is first contacted with sealing the arc vertex 304 of circle body 3, and plug 1 streaks arc vertex naturally at this time
304, crush seal circle body 3, sealed skirt edge 303 is fitted closely with socket 2, is given sealing 3 one reversed support forces of circle body, is disappeared
Except the power that sealing ring overturns and comes off downwards, 3 compressive deformation of circle body is sealed, sealing circle body 3 is made closely to be pasted with socket 2 and plug 1
Close, realize plug, socket plug together after sealing, reach IP67 exclusion seal grades, ensure the track with novel sealing structure
The reliability of vehicle rectangular connector.
In conclusion the novel sealing structure for rail vehicle rectangular connector of the utility model, the sealing of setting
The section of circle body includes rectangular portion, arc sections and sealed skirt edge, and arc sections arc-shaped side is used for the insertion of guide plug, sealed skirt
Edge is close to the connecting end surface of socket, when plug and socket plugs, during plug crush seal circle body, and sealed skirt edge
Sealing one support force of circle body is given, avoids the overturning of sealing circle body and the problem that comes off, sealing circle body reaches plug and socket
IP67 sealing protection grades, simple in structure, sealing effect is good, has a good application prospect.
The basic principle, main features and advantages of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of novel sealing structure for rail vehicle rectangular connector, it is characterised in that：Including socket（2）Connecting pin
The sealing circle body assembled on face（3）, the sealing circle body（3）Section include rectangular portion（301）, arc sections（302）And sealing
Shirt rim portion（303）, the arc sections（302）Positioned at rectangular portion（301）Top, the arc sections（302）Arc-shaped side be used for
Guide plug（1）Insertion, the arc sections（302）On arc vertex（304）Locate downward arc-shaped bend, form sealed skirt edge
（303）, the sealed skirt edge（303）Extend rectangular portion（301）, and and rectangular portion（301）A side formed L-type notch
（305）.
2. a kind of novel sealing structure for rail vehicle rectangular connector according to claim 1, it is characterised in that：
The arc sections（302）The tangent line on arc side and sealed skirt edge（303）The tangent line crosspoint on arc side, with rectangular portion（301）One
Side is on the same line.
3. a kind of novel sealing structure for rail vehicle rectangular connector according to claim 1, it is characterised in that：
The rectangular portion（301）Base in the middle part of be provided with arc notch（306）.
4. a kind of novel sealing structure for rail vehicle rectangular connector according to claim 1, it is characterised in that：
The plug（1）And socket（2）After plugging, circle body is sealed（3）The two is made to reach IP67 sealing protection grades.
5. a kind of novel sealing structure for rail vehicle rectangular connector according to claim 1, it is characterised in that：
The sealing circle body（3）It is molded using silicon rubber.
6. a kind of novel sealing structure for rail vehicle rectangular connector according to claim 1, it is characterised in that：
The sealed skirt edge（303）For right-angled trapezium shape, the sealed skirt edge（303）Bevel edge for arc-shaped side, the sealing
Shirt rim portion（303）Long base and arc sections（302）It is connected, the sealed skirt edge（303）Short base be close to socket（2）
Connecting end surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721720825.6U CN207588085U (en) | 2017-12-12 | 2017-12-12 | A kind of novel sealing structure for rail vehicle rectangular connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721720825.6U CN207588085U (en) | 2017-12-12 | 2017-12-12 | A kind of novel sealing structure for rail vehicle rectangular connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207588085U true CN207588085U (en) | 2018-07-06 |
Family
ID=62736989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721720825.6U Active CN207588085U (en) | 2017-12-12 | 2017-12-12 | A kind of novel sealing structure for rail vehicle rectangular connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207588085U (en) |
-
2017
- 2017-12-12 CN CN201721720825.6U patent/CN207588085U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |