CN204391337U - A kind of self-tightening type feeder head - Google Patents
A kind of self-tightening type feeder head Download PDFInfo
- Publication number
- CN204391337U CN204391337U CN201520048540.7U CN201520048540U CN204391337U CN 204391337 U CN204391337 U CN 204391337U CN 201520048540 U CN201520048540 U CN 201520048540U CN 204391337 U CN204391337 U CN 204391337U
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- CN
- China
- Prior art keywords
- core
- cun
- copper sheath
- movable
- nut
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of Communication Equipment, particularly a kind of self-tightening type feeder head, by nut, copper sheath, movable cun core; Nut carries out matching thread, the groove of plugging into with equipment; The Exported Cone end periphery of copper sheath is provided with collar flange three, collar flange three clamps in a groove movably, the arrival end of copper sheath is provided with the collar flange one radially extended internally, and the internal diameter of collar flange one is greater than the external diameter of movable cun core upper inlet end portion; Movable cun core is movably through the Exported Cone of copper sheath, the arrival end of movable cun core submerges in copper sheath, the port of export of movable cun core submerges in nut, the outer peripheral face that movable cun core submerges in copper sheath is provided with draw-in groove, the port of export periphery of movable cun core is provided with collar flange two, and a movable cun core limits its scope of activities by jump ring, collar flange two.Advantage can complete without the need to crimping tool to plug into, and can auto lock.The utility model is widely used in television network broadcast, the communications industry.
Description
Technical field
The utility model relates to a kind of Communication Equipment, particularly a kind of feeder head.
Background technology
In prior art, feeder head is used for the feeder line connection of wired broadcasting, TV, network, specific purpose tool must be used to carry out crimping, extruding, namely needing instrument to carry out seamless link operation when plugging into.If carry out plugging into operation in high-altitude or at the concealed corner of engineering, be not too beneficial to use tool operation, and institute's band instrument is more, quite bothers, method of plugging into is quite loaded down with trivial details, delays the duration, and recruitment cost is higher.
Utility model content
The purpose of this utility model is to provide a kind of self-tightening type feeder head, and advantage just can reach the object of plugging into without the need to crimping tool, and play the effect of auto lock.
The purpose of this utility model is achieved in that a kind of self-tightening type feeder head, by nut, cylindrical shape copper sheath, assembles with an activity cun core for core bore; Described nut carries out the groove of the matching thread of plugging into, close nut back end with direct and equipment; Cylinder-like structure that the Exported Cone of described copper sheath is provided at the exit end face central area of copper sheath, that axially extend in nut, the Exported Cone end periphery of described copper sheath is provided with a loop flange three, described collar flange three is installed in the groove in nut movably, the arrival end of described copper sheath is provided with the collar flange one that a circle radially extends internally, and the internal diameter of described collar flange one is greater than the external diameter of movable cun core upper inlet end portion; Described activity cun core is movably through the Exported Cone of copper sheath, the arrival end of described activity cun core submerges in copper sheath, the port of export of described activity cun core submerges in nut, the described activity cun core outer peripheral face submerged in copper sheath is provided with a circle draw-in groove, the port of export periphery of described activity cun core is provided with the collar flange two of a circle outwardly convex, and described activity cun core is by being connected to jump ring in draw-in groove and collar flange two limits its scope of activities.
Assemble method of the present utility model is as follows: produce the parts such as nut, copper sheath, movable cun core; The collar flange three of copper sheath is press-fitted in the groove of nut, the Exported Cone internal diameter of expansion copper sheath, increases the external diameter of collar flange three, make collar flange three card fit in the groove of nut and cannot depart from; By movable cun core successively through nut, the port of export of copper sheath, the arrival end of copper sheath, then jump ring is enclosed within the arrival end of movable cun core, with specific purpose tool, jump ring is pushed in draw-in groove.
Method of plugging into of the present utility model is as follows: the sheath first using cutter strip off cable, the foaming heart of cable is inserted in core bore, make the top of foaming heart equal with the port of export of activity cun core, meanwhile, the sheath of cable is clamp-oned the inner chamber of copper sheath and wraps movable cun core; Plug into equipment time, the matching thread of nut coordinates with the connecting thread on equipment, in rundown process, a movable cun core can be subject to conflicting and move to the arrival end direction of copper sheath, the sheath of cable can be squeezed on the inwall of copper sheath by a movable cun core, the sheath of cable can be clamped by the periphery of movable cun core and collar flange one, and the sheath of cable is also pressed on the inwall of copper sheath by a movable cun core; Nut is twisted tighter, and movable cun core is larger to the arrival end direction amount of movement of copper sheath, and the sheath of cable can be held tighter by the periphery of movable cun core and collar flange one, plays the locking effect of self-tightening; The effect of collar flange one clearly, exactly can clamping lines cable end prevent cable landing, can waterproof infiltrate.
Compared with prior art, the beneficial effects of the utility model are: without the need to crimping tool in process of plugging into, and can directly be equipped with, can also auto lock, plug into firmly, installation rate is very fast, and can reuse, reduce use cost, can also waterproof infiltrate.
As preferred version of the present utility model, the external diameter of described activity cun core upper inlet end portion is less than the external diameter of its port of export part, and described draw-in groove is positioned at the periphery of movable cun core upper outlet end portion.Adopt the program can make movable cun of core can in rundown process the sheath of stripped cable more swimmingly, the sheath of cable is obstructed less, can conveniently go deep in copper sheath, increase the sheath of cable and the contact-making surface of copper sheath, thus further enhancing self-tightening anti-loosening property.
In order to the contact-making surface of the sheath and copper sheath that increase cable, strengthen self-tightening anti-loosening property, the axial length of described copper sheath is greater than the axial length of nut.
Accompanying drawing explanation
Fig. 1 is complete profile of the present utility model.
Fig. 2 is using state figure of the present utility model.
Wherein, 1 copper sheath, 1a collar flange one, 1b collar flange three, 1c Exported Cone, 2 movable cun of cores, 2a core bore, 2b draw-in groove, 2c collar flange two, 3 jump ring, 4 nuts, 4a groove, 4b matching thread.
Embodiment
As shown in Figure 1-2, a kind of self-tightening type feeder head, by nut 4, cylindrical shape copper sheath 1, assembles with an activity cun core 2 of core bore 2a; Nut 4 carries out the groove 4a of the matching thread 4b plugged into, close nut 4 rear end with direct and equipment; Cylinder-like structure that the Exported Cone 1c of copper sheath 1 is provided at the exit end face central area of copper sheath 1, that axially extend in nut 4, the Exported Cone 1c end periphery of copper sheath 1 is provided with loop flange three 1b, collar flange three 1b is installed in the groove 4a in nut 4 movably, the arrival end of copper sheath 1 is provided with collar flange one 1a that a circle radially extends internally, and the internal diameter of collar flange one 1a is greater than the external diameter of movable cun core 2 upper inlet end portion; Movable cun core 2 is movably through the Exported Cone 1c of copper sheath 1, the arrival end of movable cun core 2 submerges in copper sheath 1, the port of export of movable cun core 2 submerges in nut 4, movable cun core 2 outer peripheral face submerged in copper sheath 1 is provided with a circle draw-in groove 2b, the port of export periphery of movable cun of core 2 is provided with collar flange two 2c of a circle outwardly convex, and movable cun core 2 is by being connected to jump ring 3 in draw-in groove 2b and collar flange two 2c limits its scope of activities.
The external diameter of above-mentioned activity cun core 2 upper inlet end portion is less than the external diameter of its port of export part, draw-in groove 2b is positioned at the periphery of movable cun core 2 upper outlet end portion, make movable cun of core 2 can in rundown process the sheath of stripped cable more swimmingly, the sheath of cable is obstructed less, can conveniently go deep in copper sheath 1, increase the sheath of cable head and the contact-making surface of copper sheath 1, thus further enhancing self-tightening anti-loosening property.
The axial length of above-mentioned copper sheath 1 is greater than the axial length of nut 4, increases the sheath of cable and the contact-making surface of copper sheath 1, strengthens self-tightening anti-loosening property.
Assemble method of the present utility model is as follows: produce the parts such as nut 4, copper sheath 1, movable cun core 2; Collar flange three 1b of copper sheath 1 is press-fitted in the groove 4a of nut 4, the Exported Cone 1c internal diameter of expansion copper sheath 1, increases the external diameter of collar flange three 1b, make collar flange three 1b card fit in the groove 4a of nut 4 and cannot depart from; By movable cun core 2 successively through nut 4, the port of export of copper sheath 1, the arrival end of copper sheath 1, then jump ring 3 is enclosed within the arrival end of movable cun core 2, with specific purpose tool, jump ring 3 is pushed in draw-in groove 2b.
Method of plugging into of the present utility model is as follows: the sheath first using cutter strip off cable, the foaming heart of cable is inserted in core bore 2a, make the top of foaming heart equal with the port of export of activity cun core 2, meanwhile, the sheath of cable is clamp-oned the inner chamber of copper sheath 1 and wraps movable cun core 2; Plug into equipment time, the matching thread 4b of nut 4 coordinates with the connecting thread on equipment, in rundown process, a movable cun core 2 can be subject to conflicting and move to the arrival end direction of copper sheath 1, the sheath of cable can be squeezed on the inwall of copper sheath 1 by movable cun core 2, the sheath of cable can be clamped by the periphery of movable cun core 2 and collar flange one 1a, and the sheath of cable is also pressed on the inwall of copper sheath 1 by a movable cun core 2; Nut 4 is twisted tighter, and movable cun core 2 is larger to the arrival end direction amount of movement of copper sheath 1, and the sheath of cable can be held tighter by the periphery of movable cun core 2 and collar flange one 1a, plays the locking effect of self-tightening; The effect of collar flange one 1a clearly, exactly can clamping lines cable end prevent cable landing, can waterproof infiltrate.
The utility model is not limited to above-described embodiment; on the basis of technical scheme disclosed in the utility model; those skilled in the art is according to disclosed technology contents; do not need performing creative labour just can make some to some technical characteristics wherein to replace and distortion, these are replaced and are out of shape all in protection range of the present utility model.
Claims (3)
1. a self-tightening type feeder head, is characterized in that: by nut (4), cylindrical shape copper sheath (1), assemble with an activity cun core (2) for core bore (2a);
Described nut (4) carries out the groove (4a) of the matching thread (4b) of plugging into, close nut (4) rear end with direct and equipment;
The Exported Cone (1c) of described copper sheath (1) is provided at the exit end face central area of copper sheath (1), the cylinder-like structure axially extended in nut (4), Exported Cone (1c) the end periphery of described copper sheath (1) is provided with a loop flange three (1b), described collar flange three (1b) is installed in the groove (4a) in nut (4) movably, the arrival end of described copper sheath (1) is provided with the collar flange one (1a) that a circle radially extends internally, the internal diameter of described collar flange one (1a) is greater than the external diameter of movable cun core (2) upper inlet end portion,
Described activity cun core (2) is movably through the Exported Cone (1c) of copper sheath (1), the arrival end of described activity cun core (2) submerges in copper sheath (1), the port of export of described activity cun core (2) submerges in nut (4), described activity cun core (2) outer peripheral face submerged in copper sheath (1) is provided with a circle draw-in groove (2b), the port of export periphery of described activity cun core (2) is provided with the collar flange two (2c) of a circle outwardly convex, described activity cun core (2) is by being connected to the jump ring (3) in draw-in groove (2b), and collar flange two (2c) limits its scope of activities.
2. a kind of self-tightening type feeder head according to claim 1, it is characterized in that: the external diameter of described activity cun core (2) upper inlet end portion is less than the external diameter of its port of export part, and described draw-in groove (2b) is positioned at the periphery of movable cun core (2) upper outlet end portion.
3. a kind of self-tightening type feeder head according to any one of claim 1-2, is characterized in that: the axial length of described copper sheath (1) is greater than the axial length of nut (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520048540.7U CN204391337U (en) | 2015-01-25 | 2015-01-25 | A kind of self-tightening type feeder head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520048540.7U CN204391337U (en) | 2015-01-25 | 2015-01-25 | A kind of self-tightening type feeder head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204391337U true CN204391337U (en) | 2015-06-10 |
Family
ID=53364028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520048540.7U Expired - Fee Related CN204391337U (en) | 2015-01-25 | 2015-01-25 | A kind of self-tightening type feeder head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204391337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104600465A (en) * | 2015-01-25 | 2015-05-06 | 栾伯年 | Self-tightening type feeder line connector |
-
2015
- 2015-01-25 CN CN201520048540.7U patent/CN204391337U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104600465A (en) * | 2015-01-25 | 2015-05-06 | 栾伯年 | Self-tightening type feeder line connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20160125 |
|
| EXPY | Termination of patent right or utility model |