CN206339698U - Wire jumper end part seal protection device - Google Patents
Wire jumper end part seal protection device Download PDFInfo
- Publication number
- CN206339698U CN206339698U CN201621241623.9U CN201621241623U CN206339698U CN 206339698 U CN206339698 U CN 206339698U CN 201621241623 U CN201621241623 U CN 201621241623U CN 206339698 U CN206339698 U CN 206339698U
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- grasping
- main casing
- cable
- rubber ring
- shell
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Abstract
The utility model is related to a kind of wire jumper end part seal protection device of outdoor cable assemblies, and it includes main casing, slider case, closure shell, grasping piece, rubber ring and locking shell；The main casing is hollow cylindrical-shaped structure, and its rear end is threadedly coupled with locking shell, and front end is connected by slider case with closure shell；The grasping piece is divided into linkage section and grasping section, and it is inscribed by linkage section and main casing rear end；The rubber ring is embedded in grasping section；The locking shell inwall is provided with the internal thread segment being connected with main casing rear end, the cable hole run through for cable is designed with the grasping piece, rubber ring and locking shell, the cable is through the cable hole on locking shell, rubber ring and grasping piece to front end during connection, progressively screw locking shell, grasping bar is set inwardly to tighten up rubber ring, so as to lock cable.The utility model in-site installation is convenient, cable assembly low cost, and meets the requirement of the seal protecting device IP68 degree of protection of fiber cable joint.
Description
Technical field
The utility model is related to a kind of wire jumper end part seal protection device, more particularly to one kind disclosure satisfy that IP68 grades are prevented
The wire jumper end part seal protection device of the outdoor cable assemblies of shield.
Background technology
Since the seventies, Fibre Optical Communication Technology has obtained significant progress at home.Although experienced the " winter of optic communication
My god " its big development trend is not influenceed but.Just at present apparently, the most information capacity of China is transmitted by lightguide cable link.
Fiber optic communication has become the important means of home communications.
It is well known that optical fiber is unable to watered and wetting, because fiber strength can be influenceed after optical fiber immersed in water, it can also influence to lead to
Believe quality.Therefore, optical cable makes moist in order to avoid internal optical fiber, it will usually have several layers protective layer outside optical fiber（Such as,
PE oversheaths, block water organdy etc.）.
Equally, the joint of cable assembly is also to be unable to watered and wetting.But, general fiber cable joint, due to structure, material
The reason for material etc., it is impossible to meet the requirement of IP68 degree of protection.
Later, in order to solve this problem, some communications connector manufacturers start to put power and a set of are similar to optical cable in researching and developing
The device of connector box, is fixed in the end of cable assembly, for protecting fiber cable joint.The birth of this device solves light
The problem of cable joint waterproof, greatly improve the stability of cable assembly.
So, this wire jumper end part seal protection device it is also proposed new requirement：
1）Meet the requirement of fiber cable joint IP68 degree of protection；
2）Facilitate the installation of fiber cable joint at the scene as far as possible；
3）The increase of cable assembly cost is reduced as far as possible；
By studying for many years, a kind of wire jumper end part seal protection device of versatility is occurred in that in the market, and it is wrapped
Main casing, slider case and closure shell are included, it will be slided to meet the requirement of fiber cable joint IP68 degree of protection in tail end
Housing is arranged to pyramidal structure, and by coordinating special optical cable of the design with pyramidal structure section, so as to realize above-mentioned protection
It is required that.Therefore when mounted, must be corresponded between wire jumper end part seal protection device and special cable, and it is anti-in order to reach
Water grade, pyramidal structure between the two coordinates also necessary accurate, cost of transportation, production cost is so increased, while live
Install also inconvenient.
Utility model content
In order to overcome drawbacks described above, the purpose of this utility model is to provide a kind of highly versatile, IP68 degree of protection
The wire jumper end part seal protection device of high, easy for installation cable assembly.
To achieve the above object, the technical solution of the utility model is：
A kind of wire jumper end part seal protection device, including main casing, socket slider case on a main housing and pass through cunning
Dynamic housing is fixedly connected on the closure shell of main casing front end, is additionally provided with grasping piece, rubber ring and locking shell；The main casing
For hollow cylindrical-shaped structure, its rear end is threadedly coupled with locking shell；The grasping piece provided with integrative-structure linkage section and
Section is grasped, the grasping section is the loop configuration of a plurality of grasping bar composition, and the grasping piece passes through linkage section and main casing when being connected
Body rear end is inscribed；The rubber ring is embedded in grasping section；The locking shell inwall with main casing rear end provided with being connected
Thread segment, the locking shell inwall of the internal thread segment backward is provided with the inclined plane that radius is gradually narrowed, and is connected rear with grabbing
Hold fragment position correspondence；The cable hole run through for cable is designed with the grasping piece, rubber ring and locking shell；The rubber ring
For cylindrical-shaped structure, and cylindrical wall is provided with an open gap for being easy to being contained in cable into cable hole；During connection, the line
Cable progressively screws locking shell, and make by inclined plane through the cable hole on locking shell, rubber ring and grasping piece to front end
Grasping bar inwardly tightens up rubber ring, so as to lock cable.
It is used as further improvement of the utility model：Set to improve on water proofing property, the side wall of the grasping piece linkage section
There is at least one elastic ring, the grasping piece linkage section is closely coupled by elastic ring and main casing rear end inwall.
It is used as further improvement of the utility model：It grasp bar on sensitivity during locking, the grasping piece to improve
Free end be provided with the inclined-plane that is adapted with locking shell inwall top incline.
It is used as further improvement of the utility model：It is multiple with main casing after locking shell locking in order to improve water proofing property
In the area segments of conjunction, at least provided with one of sealing ring on the main casing.
It is used as preferred embodiment of the present utility model：Central Symmetry is provided with least one set of holding section in the closure shell,
Projection is respectively equipped with the holding section；Main casing front end outer wall is provided with the position limiting convex ring of limit slippage housing forward,
Central Symmetry is provided with least one set of groove on the position limiting convex ring；The projection that correspondence holding section is provided with, the slider case
Inwall is provided with corresponding guiding groove and neck；When being connected, the groove engaging on holding section insertion main casing in closure shell,
The slider case causes that the projection on holding section is caught in the neck on slider case and achieved a fixed connection by guiding groove.
It is used as further improvement of the utility model：Use and install for convenience, the slider case shell is provided with
Bar corresponding with guiding groove location.
It is used as further improvement of the utility model：In order to improve water proofing property, the main casing upper limit bulge loop it is front and rear
It is respectively provided on two sides with sealed elastic circle.
It is used as further improvement of the utility model：In order to improve water proofing property, the rubber ring and grasping piece phase separation
Circumferentially wall stretches out to form chamfering structure on end face, is formed and is mutually fitted with chamfering structure on the grasping piece linkage section inwall
The chamfering groove matched somebody with somebody, during connection, in the chamfering insertion chamfering groove formed on rubber ring end face, and is grabbed by the grasping bar grasped in section
Hold connection.
The utility model have adjusted the design structure of main casing and locking shell, and have studied rubber ring and grasping piece emphatically
Structure, breaches the defect that special optical cable in the market and special joint are used cooperatively so that normal light in the market
Cable can coordinate this joint to use, in use, only need to be according to the size of cable external diameter, the cable hole size in the middle part of adjustment rubber ring
, it is easy for installation.Simultaneously because above-mentioned grasping structure make it that rubber ring tightly wales cable, multi layer waterproof design is added, is made
The classification of waterproof of this product is greatly increased after must locking, and long service life.
Brief description of the drawings
Fig. 1 is the full sectional view of embodiment of the present utility model.
Fig. 2 is the explosive view of embodiment of the present utility model.
Fig. 3 is the external structure of rubber ring in the utility model.
The sectional structure chart that Fig. 4 is connected for rubber ring in the utility model with grasping piece.
Embodiment
Below by embodiment, and with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
In specification, same or analogous drawing reference numeral indicates same or analogous part.It is following real to the utility model referring to the drawings
The explanation for applying mode is intended to explain general plotting of the present utility model, and is not construed as to of the present utility model one
Plant limitation.
As shown in Figure 1 and Figure 2, the utility model provides a kind of wire jumper end part seal protection device of cable assembly, and it includes
Main casing 1, grasping piece 2, rubber ring 3, slider case 11, closure shell 4 and locking shell 5；
As shown in Figure 1：Main casing 1 is hollow cylinder shape structure, and two ends are opening, wherein hollow structure for two ends it
Between insertion cable 10.Closure shell 4 is arranged on the front end of main casing, for being sealed to the front end of main casing 1, reaches IP68's
The effect of degree of protection.Locking shell 5, rubber ring 3 and grasping piece 2 are mounted in the rear end of main casing 1 successively, after to main casing
The sealing at end.Integrally reached by the wire jumper end part seal protection device that cable assembly is met to the sealing at the two ends of main casing 1
To the effect of IP68 degree of protection.
As shown in Figure 1：After main casing 1 end housing be provided with thread segment 13, for the screw thread on the inwall of locking shell 5
Duan Jinhang locking connections.
As shown in Figure 2：In the present embodiment, the structure that main casing 1 is connected with closure shell 4 is：In in the closure shell 4
The heart is arranged with least one set of holding section 41, the holding section 41 and is respectively equipped with projection 42；On the front end outer wall of main casing 1
Central Symmetry is provided with least one set of groove 14 on position limiting convex ring 12 provided with limit slippage housing forward, the position limiting convex ring 12；
The projection 42 that correspondence holding section is provided with, the inwall of the slider case is provided with corresponding guiding groove and neck；When being connected, close
The groove 14 closed on the insertion of the holding section 41 on housing 4 main casing engages, and the slider case 11 causes engaging by guiding groove
The neck that projection 42 in portion is caught on slider case achieves a fixed connection.
As shown in Figure 2, Figure 3, Figure 4, rubber ring 3 is cylindric, and middle part is provided with cable hole 31, by cable hole 31 to cylinder outside
Surface is provided with an open gap 33, in order to which cable 10 is contained in cable hole 31；In use, according to the big of cable external diameter
It is small, it need to only adjust the size of the cable hole 31 at the middle part of rubber ring 3, you can adaptation.In addition, rubber ring 3 can fix cable after locking
The position of line 10, limitation cable 10 slides axially in cable hole, and reaches the effect of fastening and waterproof.As shown in Figure 3：Rubber
Circumferentially wall stretches out to form chamfering 32 on circle and the end face of grasping piece phase separation, is formed on the inwall of grasping piece linkage section 23
The chamfering groove being adapted with chamfering 32, during connection, in the chamfering insertion chamfering groove formed on rubber ring end face, and by grasping section
On the grasping connection of grasping bar 21, the waterproof that the end face of rubber ring 3 and grasping piece 2 both ensures to be connected by chamfering mosaic texture
Property reaches the requirement of IP68 degree of protection.
As shown in Fig. 2 the front and rear of the upper limit bulge loop of main casing 1 is respectively provided on two sides with sealed elastic circle 15, sealing bullet
Property circle 16, the connecting portion for strengthening to closure shell 4 and main casing 1 sealed and for slider case 11 and main casing
1 sealing.
As shown in Fig. 2 after locking shell locking in area segments with main casing bluk recombination, the main casing is provided with together
Sealing ring 17, the sealing for the inwall and main casing 1 of locking shell 5.
As shown in Fig. 2 slider case 11 is slidably disposed in the He of sealed elastic circle 16 on main casing along closure
It is spacing due to thering is sealed elastic circle 16 and sealing ring 17 to carry out so during actual installation between sealing ring 17, no matter jump
Which type of setting angle thread end seal protecting device is in, and will not result in slider case 11 and is come off from main casing 1, side
Just install.
As shown in Fig. 2 grasping piece 2 is annular hollow structure, provided with cable hole, facilitates cable 10 to pass through from the center, grab
2 points of linkage sections 23 and grasping section 24 for integrative-structure of gripping member, grasping section is made up of a plurality of grasping bar 21, grasps the freedom of bar 21
End face is an inclined-plane, and the cooperation for the inclined plane being provided with by the inwall on inclined-plane and locking shell 5 produces fastening to grasping piece 2
Power.
As shown in Fig. 2 the side wall of grasping piece linkage section 23 is provided with least one elastic ring 22, for grasping piece 2 and master
The connection waterproof of housing 1 and close fit, play a part of strengthening IP68 degree of protection.
As shown in Fig. 2 cable 10 sequentially passes through locking shell 5, rubber ring 3, grasping piece 2 and main casing 1, and utilize institute
State the formation integral seal of closure shell 4；With the IP68 protection for the wire jumper end part seal protection device for meeting whole cable assembly
The requirement of grade.
As shown in Fig. 2 cable 10, locking shell 5, rubber ring 3, grasping piece 2, main casing 1 and closure shell 4 are combined
When, rubber ring 3 is by a plurality of grasping bar 21 grasping at the inside of the grasping piece 2 of annular hollow structure；Pass through annular hollow structure
The fastening force that the strip grasping bar of grasping piece 2 is produced to rubber ring 3, causes rubber ring 3 radially contracted, so as to be produced to cable 10
Raw fastening force, has reached the purpose of fastening cable 10.
It is engaged as shown in Fig. 2 being sequentially provided with the inwall of locking shell 5 along closure with the inclined-plane 21 on grasping bar
Inclined plane 51, and the thread segment 52 being threadedly coupled with main casing；So as to which grasping has the insertion locking of grasping piece 2 of rubber ring 3
During housing 5, locking shell 5 is threadedly coupled with main casing first, after screwing, and the openend of locking shell 5 just covers sealing
Circle 17 simultaneously exceeds sealing ring 17；Extruding by the openend of locking shell 5 to sealing ring 17 reaches locking shell 5 and main casing
The requirement of the IP68 degree of protection of 1 connection；Also, locking shell 5 is then by the effect on its inclined plane 51 and inclined-plane, to grasping
Part 2 produces fastening force.
As shown in Fig. 2 grasping piece 2 is anchored on the tapered inwall of main casing rear end band by elastic ring 22；Pass through master
Extruding of the tapered inwall of band on housing to elastic ring 22, so as to reach the IP68 protection that main casing is connected with grasping piece 2
The requirement of grade.
As shown in Fig. 2 the holding section 41 in closure shell engages with the groove 14 on main casing, meanwhile, closure shell 4
Inwall is extruded the sealed elastic circle 15 on main casing to be connected with meeting fluted 14 end of closure shell 4 and the band of main casing
IP68 degree of protection requirement；Now, the slider case 11 is slid into closure shell 4 along closure, then rotated
Slider case 11 so that the projection 42 on holding section 41 enters in the neck on the inwall of slider case 11, and then will can slide
Housing 11, closure shell 4 is fixed with main casing 1.
The present embodiment is the detailed description carried out with reference to accompanying drawing to the utility model, but the embodiment purport disclosed in accompanying drawing
Illustrative to the utility model preferred embodiment, and it is not intended that a kind of being limited to of the present utility model.
Claims (8)
1. a kind of wire jumper end part seal protection device, including main casing, socket slider case on a main housing and passing through is slided
Housing is fixedly connected on the closure shell of main casing front end, it is characterised in that：Provided with grasping piece, rubber ring and locking shell；Institute
Main casing is stated for hollow cylindrical-shaped structure, its rear end is threadedly coupled with locking shell；
Linkage section and grasping section of the grasping piece provided with integrative-structure, the grasping section is the ring junction of a plurality of grasping bar composition
Structure, the grasping piece is inscribed by linkage section and main casing rear end when being connected；The rubber ring is embedded in grasping section；The locking
Inner walls are provided with the internal thread segment being connected with main casing rear end, and the locking shell inwall of the internal thread segment backward is provided with
The inclined plane that radius is gradually narrowed, and it is connected rear corresponding with grasping fragment position；In the grasping piece, rubber ring and locking shell all
Provided with the cable hole run through for cable；The rubber ring is cylindrical-shaped structure, and cylindrical wall is easy to hold cable provided with one
It is contained in the open gap of cable hole；During connection, the cable is through the cable hole on locking shell, rubber ring and grasping piece to preceding
End, progressively screws locking shell, and grasping bar is inwardly tightened up rubber ring by inclined plane, so as to lock cable.
2. wire jumper end part seal protection device according to claim 1, it is characterised in that：The side of the grasping piece linkage section
Wall is provided with least one elastic ring, and the grasping piece linkage section is closely coupled by elastic ring and main casing rear end inwall.
3. wire jumper end part seal protection device according to claim 1 or 2, it is characterised in that：Grasped on the grasping piece
The free end of bar is provided with the inclined-plane being adapted with locking shell inwall top incline.
4. wire jumper end part seal protection device according to claim 1, it is characterised in that：With master after locking shell locking
In the compound area segments of housing, at least provided with one of sealing ring on the main casing.
5. wire jumper end part seal protection device according to claim 1, it is characterised in that：
Central Symmetry is provided with least one set of holding section, the holding section and is respectively equipped with projection in the closure shell；The master
Housing forward end outer wall is provided with Central Symmetry on the position limiting convex ring of limit slippage housing forward, the position limiting convex ring and is provided with least one
Group groove；
The projection that correspondence holding section is provided with, the inwall of the slider case is provided with corresponding guiding groove and neck；When being connected,
The groove engaging on holding section insertion main casing in closure shell, the slider case is caused on holding section by guiding groove
The neck that projection is caught on slider case achieves a fixed connection.
6. wire jumper end part seal protection device according to claim 5, it is characterised in that：Set on the slider case shell
There is bar corresponding with guiding groove location.
7. wire jumper end part seal protection device according to claim 5, it is characterised in that：The main casing upper limit bulge loop
Before and after be respectively provided on two sides with sealed elastic circle.
8. wire jumper end part seal protection device according to claim 1, it is characterised in that：The rubber ring and grasping piece phase
Circumferentially wall stretches out to form chamfering structure on the end face of effect, is formed and chamfering knot on the grasping piece linkage section inwall
The chamfering groove that structure is adapted, during connection, in the chamfering insertion chamfering groove formed on rubber ring end face, and by grasping grabbing in section
Hold bar grasping connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621241623.9U CN206339698U (en) | 2016-11-21 | 2016-11-21 | Wire jumper end part seal protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621241623.9U CN206339698U (en) | 2016-11-21 | 2016-11-21 | Wire jumper end part seal protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206339698U true CN206339698U (en) | 2017-07-18 |
Family
ID=59307012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621241623.9U Active CN206339698U (en) | 2016-11-21 | 2016-11-21 | Wire jumper end part seal protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206339698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405769A (en) * | 2016-11-21 | 2017-02-15 | 金信诺（常州）轨道信号系统科技有限公司 | Jumper end sealing protection device |
-
2016
- 2016-11-21 CN CN201621241623.9U patent/CN206339698U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405769A (en) * | 2016-11-21 | 2017-02-15 | 金信诺（常州）轨道信号系统科技有限公司 | Jumper end sealing protection device |
| CN106405769B (en) * | 2016-11-21 | 2018-06-26 | 金信诺（常州）轨道信号系统科技有限公司 | Wire jumper end part seal protective device |
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| GR01 | Patent grant |