CN105375188A - Novel sealing structure for track traffic vehicle coupler connector - Google Patents
Novel sealing structure for track traffic vehicle coupler connector Download PDFInfo
- Publication number
- CN105375188A CN105375188A CN201510956329.XA CN201510956329A CN105375188A CN 105375188 A CN105375188 A CN 105375188A CN 201510956329 A CN201510956329 A CN 201510956329A CN 105375188 A CN105375188 A CN 105375188A
- Authority
- CN
- China
- Prior art keywords
- seal circle
- hitch connector
- boss
- interfacial seal
- sealing
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5227—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases with evacuation of penetrating liquids
Abstract
The invention discloses a novel sealing structure for a track traffic vehicle coupler connector, comprising an interface sealing ring and a cone surface structure with a boss, wherein the cross section of the interface sealing ring is of an L shape; the skirt rim of the interface sealing ring is installed inside a groove on the front end of a plug housing of the vehicle coupler connector; the front end of the circumference body of the interface sealing ring is bent toward the inner side to form an end surface sealing ball head; the inner side of the interface sealing ring is provided with a sealing rim; the cone surface structure with the boss is arranged on the front end of the socket housing and comprises a cone surface and a waterproof boss; the waterproof boss is arranged on the big end of the cone surface; the end surface sealing ball head of the interface sealing ring tightly surrounds inside a groove formed by the waterproof boss and the plug housing end surface; and the sealing rim of the interface sealing ring is closely adhered to the cone surface. The novel sealing structure for track traffic vehicle coupler connector realizes three steps of sealing. The integral sealing performance is more stable and reliable, the usage life is prolonged and the prospect is good.
Description
Technical field
The present invention relates to urban rail transit technology field, be specifically related to a kind of novel sealing structure for rail traffic vehicles hitch connector.
Background technology
The existing hitch connector for rail vehicle is made up of plug and socket, as shown in Figure 1, the connecting end surface of plug and socket is respectively assembled with an interfacial seal circle, when vehicle coupler docks, plug, socket complete and plug together, two interfacial seal circles are subject to a pair reverse axial force crimp, realize the sealing of plug, socket faying face.But, because hitch has certain tolerance in design and manufacturing process, certain gap can be there is after hitch docking, the vibration of rail vehicle in running causes between two hitches and there is relative motion, because two interfacial seal circles are rubber parts, contact-making surface is flexible face, is out of shape irregular and uncontrollable, may be there is the risk that sealing ring contact-making surface is engaged mutually in the relative motion along with hitch, affect sealing property and useful life.
Summary of the invention
Technical problem solved by the invention is the interfacial seal circle that the connecting end surface of existing hitch connector plug and socket respectively assembles, and there is the risk that sealing ring contact-making surface is engaged mutually, affects the problem in sealing property and useful life.The present invention is the novel sealing structure for rail traffic vehicles hitch connector, during guarantee rail traffic vehicles two hitch generation relative motion, connector overall sealing performance is reliable and stable, reduce interfacial seal circle mechanical damage in use and wearing and tearing simultaneously, realize three seals, increase the service life, have a good application prospect.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of novel sealing structure for rail traffic vehicles hitch connector, it is characterized in that: comprise the interfacial seal circle being assemblied in hitch connector plug housing end face, the cone structure of hitch connector body housing forward end band boss, the cross section of described interfacial seal circle is L shape, the shirt rim of described interfacial seal circle is arranged in the groove of hitch connector plug housing end face, front end, the described interfacial seal circle whole body is bent to form end face seal bulb to the inside, the inner side of described interfacial seal circle is also provided with sealing lip limit, the cone structure of described band boss comprises the conical surface and waterproof boss, described waterproof boss is arranged on the large end of the conical surface, the end face seal bulb of described interfacial seal circle is closely enclosed in the groove that waterproof boss and hitch connector body housing end face formed, the conical surface is close on the sealing lip limit of described interfacial seal circle.
The aforesaid novel sealing structure for rail traffic vehicles hitch connector, is characterized in that: the cross section on described sealing lip limit is that class is triangular shaped, and drift angle is round-corner transition.
The aforesaid novel sealing structure for rail traffic vehicles hitch connector, is characterized in that: the height of described waterproof boss is higher than the highest point of the conical surface.
The aforesaid novel sealing structure for rail traffic vehicles hitch connector, is characterized in that: the bending place of the large and small end of the described conical surface is round-corner transition.
The invention has the beneficial effects as follows: the novel sealing structure for rail traffic vehicles hitch connector of the present invention, during guarantee rail traffic vehicles two hitch generation relative motion, connector overall sealing performance is reliable and stable, reduce interfacial seal circle mechanical damage in use and wearing and tearing simultaneously, effectively improve the useful life of interfacial seal circle, realize three seals, the laminating of interfacial seal circle is better, and be with waterproof boss, overall sealing performance is more reliable and more stable, the front portion of installing conical surface small end all adopts round-corner transition, avoid interfacial seal circle and the mechanical damage of installing when taper-face contact rubs, increase the service life further, have a good application prospect.
Accompanying drawing explanation
Fig. 1 is the grafting schematic diagram of traditional rail traffic vehicles hitch connector.
Fig. 2 is the structural representation of interfacial seal circle of the present invention.
Fig. 3 is the structural representation that interfacial seal circle of the present invention is assemblied in hitch connector plug housing end face.
Fig. 4 is the cone structure schematic diagram of band boss of the present invention.
Fig. 5 is that the cone structure of band boss of the present invention is at hitch connector body shell position schematic diagram.
Fig. 6 is the novel sealing structure for rail traffic vehicles hitch connector of the present invention theory state schematic diagram when plugging together.
Virtual condition schematic diagram when Fig. 7 is the novel sealing structure grafting for rail traffic vehicles hitch connector of the present invention.
Fig. 8 is the structural representation of the rail traffic vehicles hitch connector after the present invention plugs together.
The implication marked in accompanying drawing is as follows:
1: interfacial seal circle; 2: the cone structure of band boss; 3: end face seal bulb; 4: sealing lip limit; 5: the conical surface; 6: waterproof boss.
Embodiment
Below in conjunction with Figure of description, the present invention is further illustrated.
Novel sealing structure for rail traffic vehicles hitch connector of the present invention, comprise the interfacial seal circle 1 being assemblied in hitch connector plug housing end face, be positioned at the cone structure 2 of the band boss of hitch connector body housing forward end, as shown in Figures 1 and 2, the cross section of interfacial seal circle 1 is L shape, the shirt rim of interfacial seal circle 1 is arranged in the groove of hitch connector plug housing end face, front end, interfacial seal circle 1 whole body is bent to form end face seal bulb 3 to the inside, the inner side of interfacial seal circle 1 is also provided with sealing lip limit 4, the cross section on sealing lip limit 4 is that class is triangular shaped, and drift angle is round-corner transition, as shown in Figures 3 and 4, cone structure 2 with boss comprises the conical surface 5 and waterproof boss 6, the described conical surface 5 be positioned at Socket casing front end face, described waterproof boss 6 is arranged on the large end of the conical surface 5, the end face seal bulb 3 of described interfacial seal circle 1 is closely enclosed in the groove that waterproof boss 6 and hitch connector body housing end face formed, the surface of the conical surface 5 is close on the sealing lip limit 4 of interfacial seal circle 1.
The height of described waterproof boss 6 is higher than the highest point of the conical surface 5, and band waterproof boss 6, overall sealing performance is more reliable and more stable.
The bending place of the large and small end of the described conical surface 5 is round-corner transition, avoids and mechanical damage during 1 contact friction of interfacial seal circle, reduces the abrasion condition in use procedure, effectively raise the useful life of interfacial seal circle 1.
Novel sealing structure for rail traffic vehicles hitch connector of the present invention, operation principle is as follows, when there is docking in rail traffic vehicles two hitch, in connector docking operation, as shown in Figures 5 and 6, the conical surface 5 of the end face seal bulb 3 of the interfacial seal circle 1 first cone structure 2 of contact zones boss, along with the propelling of deeply taking advantage of a situation plugged together, when low water after end face seal bulb 3 is by the high point (waterproof boss 6) of the conical surface 5 (in the groove that waterproof boss 6 and hitch connector body housing end face are formed), now end face seal bulb 3 radial direction is squeezed, formation first seals, then the lip limit contact conical surface 5 on the sealing lip limit 4 of interfacial seal circle 1, by the extruding perpendicular to the conical surface 5 direction in progradation, now sealing lip limit 4 and the conical surface 5 extrude and form second and seal, last end face ball sealer head 3 contacts hitch connector body housing end face and realizes extruding, and now, the end face seal bulb of interfacial seal circle 1, by axial compression, forms three seals.
Hitch connector in working order under the three seals that formed by hermetically-sealed construction of the present invention of sealing property with together with waterproof boss realize, the schematic diagram after connection, as shown in Figure 7.
In sum, novel sealing structure for rail traffic vehicles hitch connector of the present invention, during guarantee rail traffic vehicles two hitch generation relative motion, connector overall sealing performance is reliable and stable, reduce interfacial seal circle mechanical damage in use and wearing and tearing simultaneously, effectively improve the useful life of interfacial seal circle, realize three seals, the laminating of interfacial seal circle is better, and be with waterproof boss, overall sealing performance is more reliable and more stable, the large small end of the conical surface all adopts round-corner transition, avoid mechanical damage when interfacial seal circle and taper-face contact rub, increase the service life further, have a good application prospect.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection range is defined by appending claims and equivalent thereof.
Claims (4)
1. the novel sealing structure for rail traffic vehicles hitch connector, it is characterized in that: comprise the interfacial seal circle (1) being assemblied in hitch connector plug housing end face, the cone structure (2) of hitch connector body housing forward end band boss, the cross section of described interfacial seal circle (1) is L shape, the shirt rim of described interfacial seal circle (1) is arranged in the groove of hitch connector plug housing end face, described interfacial seal circle (1) whole body is bent to form end face seal bulb (3) to the inside, described interfacial seal circle (1) inner side is also provided with sealing lip limit (4), the cone structure (2) of described band boss comprises the conical surface (5) and waterproof boss (6), described waterproof boss (6) is arranged on the large end of the conical surface (5), the end face seal bulb (3) of described interfacial seal circle (1) is closely enclosed in the groove that waterproof boss (6) and hitch connector body housing end face formed, the conical surface (5) is close on the sealing lip limit (4) of described interfacial seal circle (1).
2. the novel sealing structure for rail traffic vehicles hitch connector according to claim 1, is characterized in that: the cross section of described sealing lip limit (4) is that class is triangular shaped, and drift angle is round-corner transition.
3. the novel sealing structure for rail traffic vehicles hitch connector according to claim 1, is characterized in that: the height of described waterproof boss (6) is higher than the highest point of the conical surface (5).
4. the novel sealing structure for rail traffic vehicles hitch connector according to claim 1, is characterized in that: the bending place of the described conical surface (5) large and small end is round-corner transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510956329.XA CN105375188B (en) | 2015-12-18 | 2015-12-18 | A kind of novel sealing structure for rail traffic vehicles hitch connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510956329.XA CN105375188B (en) | 2015-12-18 | 2015-12-18 | A kind of novel sealing structure for rail traffic vehicles hitch connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105375188A true CN105375188A (en) | 2016-03-02 |
| CN105375188B CN105375188B (en) | 2017-09-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510956329.XA Active CN105375188B (en) | 2015-12-18 | 2015-12-18 | A kind of novel sealing structure for rail traffic vehicles hitch connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105375188B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242630A (en) * | 2019-07-18 | 2021-01-19 | 哈廷电子有限公司及两合公司 | Connector housing assembly and connector housing comprising same |
| CN112531388A (en) * | 2020-11-02 | 2021-03-19 | 安费诺定制连接器(常州)有限公司 | Floating connector with protective housing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0694995A1 (en) * | 1994-07-29 | 1996-01-31 | Connecteurs Cinch | Seal for water proof connector |
| US5667405A (en) * | 1994-03-21 | 1997-09-16 | Holliday; Randall A. | Coaxial cable connector for CATV systems |
| DE19947831A1 (en) * | 1998-10-09 | 2000-04-13 | Framatome Connectors Int | Electrical plug connector, has coupling tooth with protrusion, in which sealing element defines tooth mounting seat with shape complementary to tooth profile, that is open to casing and bounded by flexible lip |
| CN104283163A (en) * | 2013-07-04 | 2015-01-14 | 住友电装株式会社 | Grommet |
| CN104565370A (en) * | 2014-12-11 | 2015-04-29 | 中国北方发动机研究所(天津) | Stably compressed end surface sealing gasket and spherical joint end surface sealing structure |
| CN205194950U (en) * | 2015-12-18 | 2016-04-27 | 南京康尼科技实业有限公司 | A novel seal structure for track transportation vehicles coupler adapter |
-
2015
- 2015-12-18 CN CN201510956329.XA patent/CN105375188B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5667405A (en) * | 1994-03-21 | 1997-09-16 | Holliday; Randall A. | Coaxial cable connector for CATV systems |
| EP0694995A1 (en) * | 1994-07-29 | 1996-01-31 | Connecteurs Cinch | Seal for water proof connector |
| DE19947831A1 (en) * | 1998-10-09 | 2000-04-13 | Framatome Connectors Int | Electrical plug connector, has coupling tooth with protrusion, in which sealing element defines tooth mounting seat with shape complementary to tooth profile, that is open to casing and bounded by flexible lip |
| CN104283163A (en) * | 2013-07-04 | 2015-01-14 | 住友电装株式会社 | Grommet |
| CN104565370A (en) * | 2014-12-11 | 2015-04-29 | 中国北方发动机研究所(天津) | Stably compressed end surface sealing gasket and spherical joint end surface sealing structure |
| CN205194950U (en) * | 2015-12-18 | 2016-04-27 | 南京康尼科技实业有限公司 | A novel seal structure for track transportation vehicles coupler adapter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242630A (en) * | 2019-07-18 | 2021-01-19 | 哈廷电子有限公司及两合公司 | Connector housing assembly and connector housing comprising same |
| CN112531388A (en) * | 2020-11-02 | 2021-03-19 | 安费诺定制连接器(常州)有限公司 | Floating connector with protective housing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105375188B (en) | 2017-09-15 |
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