CN201682137U - Coaxial cable connector - Google Patents
Coaxial cable connector Download PDFInfo
- Publication number
- CN201682137U CN201682137U CN2010201149843U CN201020114984U CN201682137U CN 201682137 U CN201682137 U CN 201682137U CN 2010201149843 U CN2010201149843 U CN 2010201149843U CN 201020114984 U CN201020114984 U CN 201020114984U CN 201682137 U CN201682137 U CN 201682137U
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- CN
- China
- Prior art keywords
- coaxial cable
- outer conductor
- conductor
- cable connector
- insulator
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- 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 - Lifetime
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Abstract
The utility model discloses a coaxial cable connector, which is used for connecting coaxial cables. Each coaxial cable includes an inner conductor, a coaxial cable outer conductor and a dielectric layer. The coaxial cable connector includes an outer conductor, an insulator, a central conductor and a clamping sleeve ring, the outer conductor is divided into a front section, a middle section and a rear section, and the clamping sleeve ring sleeved on the rear section of the outer conductor is used for clamping the coaxial cable outer conductor. The inner diameter of a central through hole of the clamping sleeve ring is larger than that of the rear section of the outer conductor, a reducing first step and a reducing second step are arranged on the outer surface of the middle section of the outer conductor, the first step is used for sleeving an external nut, the clamping sleeve ring is abutted onto the second step, and the outer diameter of the clamping sleeve ring is larger than that of the middle section, positioned between the first step and the second step, of the outer conductor. The coaxial cable connector limits the axial position of the external nut by the aid of the first step and the second step, simplifies structure and is more convenient in installation of a matching coaxial cable connector.
Description
Technical field
The utility model relates to a kind of coaxial cable connector, relates in particular to a kind of coaxial cable connector of simplifying structure.
Background technology
Coaxial cable is widely used in various signals and transmits the especially occasion of video signal transmission, needs effective connection between the different cables, so that effectively transmitted signal is avoided the decay of signal.For this reason, used the jockey of multiple coaxial cable in the prior art.
The coaxial cable connector structural representation of prior art as shown in Figure 2, it is used to connect coaxial cable shown in Figure 1 10, coaxial cable 10 comprises that inner wire 11 (is the center conductor of coaxial cable, substitute for the ease of difference description and use inner wire, they are of equal value), braided outer conductor 13 and be arranged on dielectric layer 12 between them, braided outer conductor 13 outsides have crust 14, and coaxial cable connector 20 comprises:
Be provided with the outer conductor of central passage vertically, described outer conductor has first end of the coaxial cable connector that is used to connect coupling and is used to insert second end of described coaxial cable 10, described outer conductor is divided into leading portion 231 from described first end successively to second end, stage casing 232 and back segment 233, the internal diameter of the leading portion 231 of outer conductor is less than the internal diameter in the stage casing 232 of outer conductor, the detachable connection between the leading portion 231 of outer conductor and the stage casing 232 of outer conductor, the back segment 233 of the step transition of contraction to outer conductor passed through in the stage casing 232 of outer conductor, and the internal diameter of the back segment 233 of outer conductor is less than the internal diameter in the stage casing 232 of outer conductor;
Be arranged in the described central passage, be provided with the insulator 22 of central through hole vertically, the internal diameter coupling in the external diameter of insulator 22 and the stage casing of outer conductor 232, on the step that the leading portion 231 that the one end is resisted against outer conductor and the stage casing 232 of outer conductor form, on the step that the stage casing 232 that the other end is resisted against outer conductor and the back segment 233 of outer conductor form, thereby realize axial location;
Be contained in the interior center conductor 21 of central through hole of insulator 22;
Be provided with the clamping collar 24 of central through hole vertically, the clamping collar 24 is set on the back segment 233 of described outer conductor, be used for clamping braided outer conductor 13 (outer conductor of coaxial cable 10), the internal diameter of the central through hole of the clamping collar 24 is greater than the internal diameter of the back segment 233 of described outer conductor, the ccontaining braided outer conductor 13 in space that forms between the back segment 233 of the clamping collar 24 and outer conductor, use general utility tool (as hex tool) to apply external force for the clamping collar 24, the softer clamping collar 24 axial shrinkage distortion of material realizes clamping braided outer conductor 13;
The inventor finds that there is following problem in this coaxial cable connector:
1, when coaxial cable connector interconnects, if outer nut 25 can be along the second end slow astern segment distance of outer conductor, between the center conductor, connect between the outer conductor after, tightening outer nut 25 again is optimal mounting meanss.And the outer nut 25 of above-mentioned coaxial cable connector 20 need be connected on the outer surface in stage casing 232 of outer conductor by snap ring 26, and its axial location fixes, and increased installation difficulty.
2, insulator 22 is provided with in the stage casing 232 of outer conductor, in order to realize electrical compensation, stage casing 232 thickness of outer conductor are very big, under the constant situation of interface standard, outer nut 25 needs to increase with the internal diameter of an end of outer conductor stage casing 232 clampings, make the structure relative complex of outer nut 25, difficulty of processing increases.
3, the external diameter of insulator 22 is greater than the internal diameter of the back segment 233 of the leading portion 231 of outer conductor and outer conductor, make insulator 22 to go into from first end or second end plug of outer conductor, therefore outer conductor can not one-shot forming, must be dismountable between its leading portion 231 or back segment 233 and the stage casing 232, increase installation difficulty.
The utility model content
In order to solve the problems referred to above of prior art, the purpose of this utility model provides a kind of coaxial cable connector simple in structure, easy for installation.
To achieve these goals, the utility model provides a kind of coaxial cable connector, is used to connect coaxial cable, and described coaxial cable comprises inner wire, coaxial cable outer conductor and dielectric layer, and described coaxial cable connector comprises:
Be provided with the outer conductor of central passage vertically, described outer conductor has first end of the coaxial cable connector that is used to connect coupling and is used to insert second end of described coaxial cable, and described outer conductor is divided into leading portion, stage casing and back segment from described first end successively to second end;
Be arranged in the described central passage, be provided with the insulator of central through hole vertically;
Be contained in the interior center conductor of central through hole of described insulator;
Be provided with the clamping collar of central through hole vertically, the described clamping collar is set on the back segment of described outer conductor, is used for the described coaxial cable outer conductor of clamping, and the internal diameter of the central through hole of the described clamping collar is greater than the internal diameter of the back segment of described outer conductor;
The outer surface in the stage casing of described outer conductor is provided with the first step and the second step of contraction, described first step is used for the socket outer nut, the described clamping collar is resisted against on the second step, and the external diameter of the described clamping collar is greater than the external diameter of stage casing between described first step and second step of described outer conductor.
As preferably, described insulator is located in the leading portion of described outer conductor; Described center conductor comprises columnar portion and the external diameter annulus portion greater than described columnar portion, described annulus portion is provided with the deep hole of the inner wire that is used for ccontaining described coaxial cable, described columnar portion and described annulus portion are by the center conductor step transition, the columnar portion of described center conductor is inserted in the central through hole of described insulator, and the annulus portion of described center conductor is resisted against on the end face of described insulator by described center conductor step.
As preferably, the outer surface of the annulus portion of described center conductor is provided with first annular protrusion that is used for electrical compensation.
As preferably, offer the through hole that is communicated with the deep hole of described annulus portion on the outer surface of the annulus portion of described center conductor.
As preferably, the outer surface of the columnar portion of described center conductor is provided with the protruding thorn mechanism that is used to locate.
As preferably, the inner surface of the leading portion of described outer conductor is provided with second annular protrusion, and the outer surface of described insulator is provided with the insulator step of contraction, and described insulator is resisted against on the end face of described second annular protrusion by described insulator step.
As preferably, described coaxial cable outer conductor is a braided outer conductor.
As preferably, described coaxial cable connector also comprise with the annulus end surface of described center conductor against heat shield, the internal diameter coupling of the external diameter of described heat shield and the back segment of described outer conductor.
The beneficial effects of the utility model are:
1, the external diameter of the clamping collar is greater than the external diameter of stage casing between first step and second step of outer conductor, thereby outer nut is limited between the first step and second step on the stage casing of outer conductor, need not to be provided for the fixedly snap ring of outer nut, not only simplified the structure of coaxial cable connector, and outer nut can move axially, and is convenient when connecting the coaxial cable connector of coupling.
2, the change of the shape of insulator and center conductor and fixed form has made the reduced diameter of insulator, can directly go in the central passage from second end plug of outer conductor, so outer conductor can be one-body molded, simplifies the structure, and reduced installation difficulty.
3, utilize air as medium between the annulus portion of the stage casing of outer conductor and center conductor, make the stage casing thickness of outer conductor to diminish, under the constant situation of interface standard, the internal diameter of an end of outer nut and outer conductor socket need not to amplify, and has simplified the structure of outer nut.
4, insulator 32 dwindle and stage casing 332 less thick of described outer conductor can be saved material.
Description of drawings
Fig. 1 is the structural representation that a kind of coaxial cable dissects vertically;
Fig. 2 is the local vertically structural representation of cutting of throwing of the coaxial cable connector of prior art;
Fig. 3 is the structural representation that the coaxial cable connector of the utility model embodiment dissects vertically;
Fig. 4 is that the coaxial cable connector of Fig. 3 installs the structural representation that dissects vertically behind the coaxial cable;
Fig. 5 is the structural representation that the center conductor among Fig. 3 dissects vertically;
Fig. 6 is the perspective view after the coaxial cable connector of Fig. 3 installs coaxial cable.
Main Reference numeral
Background technology
10 coaxial cables, 11 inner wires (center conductor)
12 dielectric layers, 13 braided outer conductors
14 crusts
20 coaxial cable connectors, 21 center conductors
The leading portion of 22 insulators, 231 outer conductors
The back segment of stage casing 233 outer conductors of 232 outer conductors
The 24 clamping collars, 25 outer nuts
26 snap rings
The utility model embodiment
30 coaxial cable connectors, 31 center conductors
311 columnar portion, 312 annulus portions
3111 protruding thorn mechanisms, 3121 deep holes
3122 through holes, 3,123 first annular protrusions
313 center conductor steps
32 insulators, 321 insulator steps
Leading portion 3,311 first annular protrusions of 331 outer conductors
The back segment of 3322 second steps, 333 outer conductors
The 34 clamping collars, 35 outer nuts
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.For convenience, connecting the coaxial cable with braided outer conductor with the coaxial cable connector of present embodiment is that example describes.Certainly, coaxial cable connector of the present utility model can be used to connect the coaxial cable of other type equally, cuts out a part of dielectric layer and gets final product.
To shown in Figure 5, the coaxial cable connector 30 of present embodiment is used to connect coaxial cable 10 as Fig. 3, and coaxial cable 10 comprises inner wire 11, braided outer conductor 13, dielectric layer 12 and crust 14, and coaxial cable connector 30 comprises:
Be provided with the outer conductor of central passage vertically, described outer conductor has first end of the coaxial cable connector that is used to connect coupling and is used to insert second end of coaxial cable 10, and described outer conductor is divided into leading portion 331, stage casing 332 and back segment 333 successively from described first end to second end;
Be arranged in the described central passage, be provided with the insulator 32 of central through hole vertically;
Be contained in the interior center conductor 31 of central through hole of insulator 32;
Be provided with the clamping collar 34 of central through hole vertically, clamping cover ring set 34 is located on the back segment 333 of described outer conductor, be used for clamping braided outer conductor 13, the internal diameter of the central through hole of the clamping collar 34 is greater than the internal diameter of the back segment 333 of described outer conductor, the just in time ccontaining braided outer conductor 13 in space that forms between the back segment 333 of the clamping collar 34 and described outer conductor;
The outer surface in the stage casing 332 of described outer conductor is provided with the first step 3321 and the second step 3322 of contraction, first step 3321 is used for socket outer nut 35, the clamping collar 34 is resisted against on the second step 3322, the external diameter of the clamping collar 34 is greater than the external diameter of stage casing 332 between first step 3321 and second step 3322 of described outer conductor, thereby makes the clamping collar 34 can stop that outer nut 35 moves axially to second end of described outer conductor.This is equivalent to outer nut 35 is limited between first step 3321 and the second step 3322, need not to be provided for the fixedly snap ring of outer nut 35, has simplified the structure of coaxial cable connector 30.And, with the coaxial cable connector of coupling when being connected, outer nut 35 can wait until between the center conductor along the second end slow astern segment distance of outer conductor, connect between the outer conductor after, tighten outer nut 35 again, very convenient.
Under the prerequisite that guarantees the electrical communications characteristic, in order further to optimize structure, insulator 32 is located in the leading portion 331 of described outer conductor; Center conductor 31 comprises columnar portion 311 and the external diameter annulus portion 312 greater than described columnar portion, annulus portion 312 is provided with the deep hole 3121 of the inner wire 11 that is used for ccontaining coaxial cable 10, columnar portion 311 is passed through 313 transition of center conductor step with annulus portion 312, the columnar portion 311 of center conductor 31 is inserted in the central through hole of insulator 32, and the annulus portion 312 of center conductor 31 is resisted against on the end face of insulator 32 by center conductor step 313.The inner surface of the leading portion 311 of described outer conductor is provided with second annular protrusion 3311, and the outer surface of insulator 32 is provided with the insulator step 321 of contraction, and insulator 32 is resisted against on the end face of second annular protrusion 3311 by insulator step 321.
Also be provided with first annular protrusion 312 that is used for electrical compensation on the outer surface of the annulus portion 312 of center conductor 31.
The shape of insulator 32 and center conductor 31 and the change of fixed form, made the reduced diameter of insulator 32, can directly go in the central passage from second end plug of described outer conductor, therefore described outer conductor can be one-body molded, simplify the structure of coaxial cable connector 30, reduced installation difficulty.And, utilize air as medium between the stage casing 332 of described outer conductor and the annulus portion 312 of center conductor 31, make stage casing 332 thickness of described outer conductor to diminish, under the constant situation of interface standard, outer nut 35 need not to amplify with the internal diameter of an end of outer conductor socket, has simplified the structure of outer nut 35.In addition, insulator 32 dwindle and stage casing 332 less thick of described outer conductor can be saved material.
In addition, also offer the through hole 3122 that is communicated with the deep hole 3121 of annulus portion 312 on the outer surface of the annulus portion 312 of center conductor 31, scolding tin can inject from through hole 3122 during welding.Also be provided with the protruding thorn mechanism 3111 that is used to locate on the outer surface of the columnar portion 311 of center conductor.Coaxial cable connector 30 also be provided with annulus portion 311 end faces of center conductor 31 against heat shield 36, the internal diameter coupling of the external diameter of heat shield 36 and the back segment of described outer conductor 333, it mainly acts on is to prevent to weld the dielectric layer 13 of scalding coaxial cable 10 when scalding inner wire 11.
Above embodiment is an exemplary embodiment of the present utility model only, is not used in restriction the utility model, and protection range of the present utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in essence of the present utility model and protection range, this modification or be equal to replacement and also should be considered as dropping in the protection range of the present utility model.
Claims (8)
1. a coaxial cable connector is used to connect coaxial cable, and described coaxial cable comprises inner wire, coaxial cable outer conductor and dielectric layer, and described coaxial cable connector comprises:
Be provided with the outer conductor of central passage vertically, described outer conductor has first end of the coaxial cable connector that is used to connect coupling and is used to insert second end of described coaxial cable, and described outer conductor is divided into leading portion, stage casing and back segment from described first end successively to second end;
Be arranged in the described central passage, be provided with the insulator of central through hole vertically;
Be contained in the interior center conductor of central through hole of described insulator;
Be provided with the clamping collar of central through hole vertically, the described clamping collar is set on the back segment of described outer conductor, is used for the described coaxial cable outer conductor of clamping, and the internal diameter of the central through hole of the described clamping collar is greater than the internal diameter of the back segment of described outer conductor;
It is characterized in that, the outer surface in the stage casing of described outer conductor is provided with the first step and the second step of contraction, described first step is used for the socket outer nut, the described clamping collar is resisted against on the described second step, and the external diameter of the described clamping collar is greater than the external diameter of stage casing between described first step and second step of described outer conductor.
2. coaxial cable connector according to claim 1 is characterized in that, described insulator is located in the leading portion of described outer conductor; Described center conductor comprises columnar portion and the external diameter annulus portion greater than described columnar portion, described annulus portion is provided with the deep hole of the inner wire that is used for ccontaining described coaxial cable, described columnar portion and described annulus portion are by the center conductor step transition, the columnar portion of described center conductor is inserted in the central through hole of described insulator, and the annulus portion of described center conductor is resisted against on the end face of described insulator by described center conductor step.
3. coaxial cable connector according to claim 2 is characterized in that, the outer surface of the annulus portion of described center conductor is provided with first annular protrusion that is used for electrical compensation.
4. coaxial cable connector according to claim 2 is characterized in that, offers the through hole that is communicated with the deep hole of described annulus portion on the outer surface of the annulus portion of described center conductor.
5. coaxial cable connector according to claim 2 is characterized in that, the outer surface of the columnar portion of described center conductor is provided with the protruding thorn mechanism that is used to locate.
6. coaxial cable connector according to claim 2, it is characterized in that, the inner surface of the leading portion of described outer conductor is provided with second annular protrusion, the outer surface of described insulator is provided with the insulator step of contraction, and described insulator is resisted against on the end face of described second annular protrusion by described insulator step.
7. according to the described coaxial cable connector of one of claim 1 to 6, it is characterized in that described coaxial cable outer conductor is a braided outer conductor.
8. according to the described coaxial cable connector of one of claim 1 to 6, it is characterized in that, also comprise with the annulus end surface of described center conductor against heat shield, the internal diameter coupling of the external diameter of described heat shield and the back segment of described outer conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201149843U CN201682137U (en) | 2010-02-11 | 2010-02-11 | Coaxial cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201149843U CN201682137U (en) | 2010-02-11 | 2010-02-11 | Coaxial cable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201682137U true CN201682137U (en) | 2010-12-22 |
Family
ID=43347170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201149843U Expired - Lifetime CN201682137U (en) | 2010-02-11 | 2010-02-11 | Coaxial cable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201682137U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106711623A (en) * | 2017-03-08 | 2017-05-24 | 国网河南省电力公司漯河供电公司 | Quick manufactured 2M connector and manufacturing method thereof |
| CN108879169A (en) * | 2018-07-16 | 2018-11-23 | 镇江市华展电子科技有限公司 | Two-part center conductor connector |
-
2010
- 2010-02-11 CN CN2010201149843U patent/CN201682137U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106711623A (en) * | 2017-03-08 | 2017-05-24 | 国网河南省电力公司漯河供电公司 | Quick manufactured 2M connector and manufacturing method thereof |
| CN108879169A (en) * | 2018-07-16 | 2018-11-23 | 镇江市华展电子科技有限公司 | Two-part center conductor connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101222 |
|
| CX01 | Expiry of patent term |