CN104134894A - Connector - Google Patents
Connector Download PDFInfo
- Publication number
- CN104134894A CN104134894A CN201310181565.XA CN201310181565A CN104134894A CN 104134894 A CN104134894 A CN 104134894A CN 201310181565 A CN201310181565 A CN 201310181565A CN 104134894 A CN104134894 A CN 104134894A
- Authority
- CN
- China
- Prior art keywords
- inner housing
- envelope line
- line cover
- cover
- shell body
- 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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Abstract
The invention relates to a connector which comprises an inner shell and an outer shell. The front end of the inner shell is a plug end, the outer shell can axially move and rotatably sleevesthe inner shell, the rear end of the inner shell is provided with an elastic wire sealing sleeve, the elastic wire sealing sleeve comprises a wire sealing sleeve body, the rear end of the wire sealing sleeve body is provided with a wire sealing sleeve deformation segment, the wire sealing sleeve deformation segment is used for radially shrinking and deforming under the action force of an upper inner turnover edge of the outer shell during forward moving of the outer shell, the front end of the wire sealing sleeve body is provided with a wire sealing sleeve fixed segment which sleeves the outer peripheral surface at the rear end of the inner shell in an interference sealing manner. By the connector provided by the invention, a sealing effect between the inner shell and the elastic wire sealing sleeve can be guaranteed.
Description
Technical field
The present invention relates to a kind of connector.
Background technology
The existing connector as disclosed in Chinese patent CN 202533608U " optical connector of replaceable smooth wire jumper " that can seal connector point of incoming cables, the inner housing that it is inserted terminal that this connector comprises for threading and front end, inner housing peripherally pivoted is set with relative inner housing can axially movable shell body, the front end of shell body be provided with for intermateable connector housing on the connecting thread of screw thread spinning, in the rear end of shell body is provided with, turn edge.Elasticity envelope line cover is installed on the inner hole wall of the rear end endoporus of inner housing, and the periphery of elasticity envelope line cover is set with and is provided with the fixed cover that plays pawl.During use, connecting thread on shell body screws and is connected with screw thread on intermateable connector housing, thereby drive shell body to move relative to inner housing forward, in the process moving forward at shell body, in on shell body, turn edge and push gradually the bullet pawl on fixed cover, play pawl extruding elasticity envelope line cover and make elasticity envelope line cover radial contraction and be sealed and matched with the cable being installed in inner housing.The problem that existing this connector exists is: elasticity envelope line is set on the installation step on the inner hole wall of inner housing, because elasticity envelope line overlaps in use critical path to inside contracting, the cooperation interface that elasticity envelope line cover contact with inner housing there will be infiltration phenomenon in high negative pressure situation, and water can be sealed in the gap inflow connector between line cover and inner housing and damage connector by elasticity.
Summary of the invention
The object of the present invention is to provide a kind of connector that can guarantee sealing effectiveness between inner housing and elasticity envelope line cover.
In order to address the above problem, technical scheme of the present invention is:
A kind of connector, comprise that front end is the inner housing of inserted terminal and the shell body that can axially movable turning set be loaded on inner housing periphery, the rear end of inner housing is provided with elasticity envelope line cover, described elasticity envelope line cover comprises envelope line cover body, the rear end of described envelope line cover body be provided with for when shell body moves forward, be subject on shell body in the active force that turns edge and the envelope line cover deformation section of radial contraction distortion, the front end of described envelope line cover body is provided with interference sealing shroud and is loaded on the envelope line cover canned paragraph on the outer peripheral face of described inner housing rear end.
Between described envelope line cover canned paragraph and inner housing, be provided with complementary inserting and for realizing annular protrusion and the annular groove that both are sealed and matched its.
The periphery of described envelope line cover is pressed with for realizing the fixed cover of described envelope line cover canned paragraph and described inner housing interference fit, the rear end of described fixed cover turns edge in overhanging backwards and being useful on described shell body and seals the bullet pawl of power transmission between line cover deformation section, and described fixed cover is installed on described inner housing or shell body.
The described mounting groove that inner housing rear end is provided with notch backwards and notch bore is little, vallecular cavity bore is large, the front end of described fixed cover is provided with the spline anticreep hangnail with described mounting groove spline plug-in mounting.
Described inner housing is made by transparent material.
Described fixed cover and bullet pawl are made by nylon material.
Described inner housing comprises the front side guide section coordinating with described shell body guiding and the rear side construction section of described envelope line cover body is installed, the external diameter of described rear side construction section is less than the external diameter of described front side guide section, and the external diameter of described fixed cover is not more than the external diameter of described front side guide section.
Beneficial effect of the present invention is: elasticity envelope line cover comprises envelope line cover deformation section and envelope line cover canned paragraph, at envelope line cover deformation section, be subject to shell body effect and during radial contraction distortion, because envelope line cover canned paragraph sealing interference is on the outer peripheral face of inner housing, so envelope line cover deformation section can make to seal tightr that line cover canned paragraph coordinates with the outer peripheral face of inner housing, guaranteed the sealing effectiveness between inner housing and elasticity envelope line cover, even in high negative pressure environment, elasticity envelope line cover also there will not be infiltration phenomenon with the contact-making surface that coordinates of inner housing, guaranteed the useful life of connector.
Further, the setting of annular groove and annular protrusion not only can realize the sealing between elasticity envelope line cover and inner housing, and can also realize the axial anticreep between elasticity envelope line cover and inner housing, in addition, annular groove and annular protrusion also play the effect of reinforcement, guarantee the structural strength of elasticity envelope line cover and inner housing.
Further, elasticity envelope line cover by press-fiting of fixed cover with inner housing interference fit, fixed cover is installed on the end face of inner housing, can not increase the radial dimension of connector, the miniaturization that is conducive to connector is made.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the present of invention;
Fig. 2 is the structural representation of Fig. 1 Elastic envelope line cover;
Fig. 3 is the structural representation of fixed cover in Fig. 1;
Fig. 4 is the structural representation of inner housing in Fig. 1.
Embodiment
A kind of embodiment of connector is as shown in Fig. 1 ~ 4: comprise that front end is the inner housing 1 of inserted terminal, the periphery of inner housing can be equipped with shell body 4 by axially movable turning set, the front end of shell body be provided with for corresponding intermateable connector housing on the connecting thread of screw thread spinning, in the rear end of shell body is provided with, turn edge 5.Inner housing is made by transparent PC material, inner housing is drawn together the rear side construction section that the front side guide section that coordinates with shell body guiding and external diameter are less than front side guide section, connector also comprises elasticity envelope line cover 2, elasticity envelope line cover comprises envelope line cover body, the front end of envelope line cover body is provided with interference sealing shroud and is loaded on the envelope line cover canned paragraph 2-1 on rear side construction section, the rear end of envelope line cover body is provided with envelope line cover deformation section 2-2, on the outer peripheral face of envelope line cover canned paragraph, be provided with two circle annular protrusion 2-3, on the outer peripheral face of rear side construction section, be provided with two circles and annular protrusion and coincide plug-in mounting to realize the annular groove 1-2 being sealed and matched between envelope line cover canned paragraph and rear side construction section.The periphery of envelope line cover canned paragraph is pressed with the fixed cover 3 of realizing envelope line cover canned paragraph and rear side construction section interference fit, on the front side guide section rear end face of inner housing, be provided with notch backwards and notch bore is little, vallecular cavity bore is large mounting groove 1-1, the front end of fixed cover is provided with the spline anticreep hangnail 3-1 with described mounting groove spline plug-in mounting, the rear end of fixed cover overhang be backwards useful on shell body in turn edge and seal the bullet pawl 3-2 of power transmission between line cover deformation section, fixed cover and bullet pawl are made by nylon material, and the external diameter of fixed cover is identical with the external diameter of inner housing.
During use, when this connector is pegged graft with intermateable connector, screw thread on connecting thread on shell body and intermateable connector housing screws, in the process screwing at screw thread, shell body moves gradually forward, at shell body, forward in mobile process, inside turn edge and be out of shape by playing the envelope line cover deformation section radial contraction of pawl compression envelope line cover body, so that elasticity envelope line cover is sealed and matched with corresponding cable.Inner housing is made by transparent PC material, convenient observation; Fixed cover and bullet pawl are made by nylon material, have guaranteed the useful life of fixed cover and bullet pawl; The external diameter of fixed cover is identical with the external diameter of inner housing, also can play the guide effect to shell body, so just can, when not increasing connector radial dimension, can also increase the guiding length of shell body; Being arranged on inner housing of fixed cover anticreep, not only can dwindle the radial dimension of fixed cover, simultaneously owing to not worrying that fixed cover can be by deviating from inner housing, therefore shell body in turn edge and can there is larger distance with fixed cover rear end, shell body relatively inner housing have longer forward pitch from, be connecting thread on shell body can with intermateable connector housing on screw thread have the darker degree of depth that screws, guaranteed the be connected effect of connector with intermateable connector.In other embodiment of this connector: inner housing can also be made by non-transparent material; Fixed cover and bullet pawl can also be made by other material; Fixed cover can also rotate and be threaded onto on shell body, and now the external diameter of fixed cover is greater than the front side guide section external diameter of inner housing; Certainly fixed cover and bullet pawl can not established yet, now can be out of shape by the interior directly compression envelope line cover deformation section that turns edge, the internal diameter that now interference fit between elasticity envelope line cover and rear side construction section can be overlapped by envelope line be less than the external diameter of rear side construction section and realize, and now annular protrusion and annular groove can also not established certainly; Can certainly on rear side construction section, be provided with annular protrusion, at elasticity envelope line, put annular groove is set; The external diameter of fixed cover can also be less than the external diameter of the front side guide section of inner housing, and the front side guide section of inner housing also can be identical with the external diameter of rear side construction section.
Claims (7)
1. a connector, comprise that front end is the inner housing of inserted terminal and the shell body that can axially movable turning set be loaded on inner housing periphery, the rear end of inner housing is provided with elasticity envelope line cover, it is characterized in that: described elasticity envelope line cover comprises envelope line cover body, the rear end of described envelope line cover body be provided with for when shell body moves forward, be subject on shell body in the active force that turns edge and the envelope line cover deformation section of radial contraction distortion, the front end of described envelope line cover body is provided with interference sealing shroud and is loaded on the envelope line cover canned paragraph on the outer peripheral face of described inner housing rear end.
2. connector according to claim 1, is characterized in that: between described envelope line cover canned paragraph and inner housing, be provided with complementary inserting and for realizing annular protrusion and the annular groove that both are sealed and matched its.
3. connector according to claim 1, it is characterized in that: the periphery of described envelope line cover is pressed with for realizing the fixed cover of described envelope line cover canned paragraph and described inner housing interference fit, the rear end of described fixed cover turns edge in overhanging backwards and being useful on described shell body and seals the bullet pawl of power transmission between line cover deformation section, and described fixed cover is installed on described inner housing or shell body.
4. connector according to claim 3, it is characterized in that: the described mounting groove that inner housing rear end is provided with notch backwards and notch bore is little, vallecular cavity bore is large, the front end of described fixed cover is provided with the spline anticreep hangnail with described mounting groove spline plug-in mounting.
5. connector according to claim 1, is characterized in that: described inner housing is made by transparent material.
6. connector according to claim 3, is characterized in that: described fixed cover and bullet pawl are made by nylon material.
7. connector according to claim 3, it is characterized in that: described inner housing comprises the front side guide section coordinating with described shell body guiding and the rear side construction section of described envelope line cover body is installed, the external diameter of described rear side construction section is less than the external diameter of described front side guide section, and the external diameter of described fixed cover is not more than the external diameter of described front side guide section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310181565.XA CN104134894B (en) | 2013-05-16 | 2013-05-16 | A kind of adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310181565.XA CN104134894B (en) | 2013-05-16 | 2013-05-16 | A kind of adapter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104134894A true CN104134894A (en) | 2014-11-05 |
| CN104134894B CN104134894B (en) | 2016-09-21 |
Family
ID=51807477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310181565.XA Active CN104134894B (en) | 2013-05-16 | 2013-05-16 | A kind of adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104134894B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654700A (en) * | 2017-02-27 | 2017-05-10 | 谈振新 | Waterproof self-locking radio-frequency coaxial connector assembly |
| CN106764099A (en) * | 2015-11-23 | 2017-05-31 | 德尔福派克电气系统有限公司 | A kind of two-piece type rubber parts of easy threading |
| CN106764100A (en) * | 2015-11-23 | 2017-05-31 | 德尔福派克电气系统有限公司 | A kind of waterproof construction for two-piece type rubber parts |
| CN106764093A (en) * | 2015-11-23 | 2017-05-31 | 德尔福派克电气系统有限公司 | A kind of sealing hatch frame for two-piece type rubber parts |
| CN108390214A (en) * | 2017-12-30 | 2018-08-10 | 珠海市业成轨道交通设备科技有限公司 | A kind of high speed motor car combination shroud module cylindrical connector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201523117U (en) * | 2009-09-25 | 2010-07-07 | 浙江新宇电器有限公司 | Industrial plug |
| CN202533608U (en) * | 2012-02-29 | 2012-11-14 | 中航光电科技股份有限公司 | Optical connector whose optical jumper can be replaced |
| CN202601984U (en) * | 2012-02-23 | 2012-12-12 | 中航光电科技股份有限公司 | Waterproof joint with shielding function |
-
2013
- 2013-05-16 CN CN201310181565.XA patent/CN104134894B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201523117U (en) * | 2009-09-25 | 2010-07-07 | 浙江新宇电器有限公司 | Industrial plug |
| CN202601984U (en) * | 2012-02-23 | 2012-12-12 | 中航光电科技股份有限公司 | Waterproof joint with shielding function |
| CN202533608U (en) * | 2012-02-29 | 2012-11-14 | 中航光电科技股份有限公司 | Optical connector whose optical jumper can be replaced |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764099A (en) * | 2015-11-23 | 2017-05-31 | 德尔福派克电气系统有限公司 | A kind of two-piece type rubber parts of easy threading |
| CN106764100A (en) * | 2015-11-23 | 2017-05-31 | 德尔福派克电气系统有限公司 | A kind of waterproof construction for two-piece type rubber parts |
| CN106764093A (en) * | 2015-11-23 | 2017-05-31 | 德尔福派克电气系统有限公司 | A kind of sealing hatch frame for two-piece type rubber parts |
| CN113124236A (en) * | 2015-11-23 | 2021-07-16 | 安波福电气系统有限公司 | Two-piece rubber part for wire harness |
| CN106654700A (en) * | 2017-02-27 | 2017-05-10 | 谈振新 | Waterproof self-locking radio-frequency coaxial connector assembly |
| CN108390214A (en) * | 2017-12-30 | 2018-08-10 | 珠海市业成轨道交通设备科技有限公司 | A kind of high speed motor car combination shroud module cylindrical connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104134894B (en) | 2016-09-21 |
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