CN219677722U - Quick test connector for radio frequency coaxial cable - Google Patents
Quick test connector for radio frequency coaxial cable Download PDFInfo
- Publication number
- CN219677722U CN219677722U CN202320418480.8U CN202320418480U CN219677722U CN 219677722 U CN219677722 U CN 219677722U CN 202320418480 U CN202320418480 U CN 202320418480U CN 219677722 U CN219677722 U CN 219677722U
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- CN
- China
- Prior art keywords
- coaxial cable
- wall
- radio frequency
- test connector
- shell
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- 238000012360 testing method Methods 0.000 title claims abstract description 36
- 239000004020 conductor Substances 0.000 claims abstract description 55
- 230000006835 compression Effects 0.000 claims abstract description 21
- 238000007906 compression Methods 0.000 claims abstract description 21
- 239000012212 insulator Substances 0.000 claims abstract description 15
- 239000007787 solid Substances 0.000 claims abstract description 7
- 238000010276 construction Methods 0.000 claims description 2
- 230000008054 signal transmission Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
Abstract
The utility model discloses a rapid testing connector for a radio frequency coaxial cable, which comprises a shell, a spring plunger, a coaxial cable joint, a compression spring and an end cover, wherein a through hole is formed in the side wall of the shell, the spring plunger is arranged in the through hole, and a limiting step is formed in the inner wall of the shell; the coaxial cable joint comprises a solid inner rotary body, a hollow outer rotary body and an insulator; the outer rotator has a first annular body for inserting the inner conductor and contacting the inner wall of the inner conductor, and the inner rotator has a cylinder for inserting into the annular groove and contacting the inner wall of the outer conductor; the end cover is arranged on the shell, one end of the compression spring is propped against the end cover, the other end of the compression spring is pressed on the coaxial cable connector, and the limiting part is pressed on the limiting step. The utility model can be quickly inserted into the radio frequency coaxial cable and an external coaxial cable interface, realizes signal transmission of the radio frequency coaxial cable, is very convenient to connect, and improves the assembly efficiency during testing.
Description
Technical Field
The utility model belongs to the field of coaxial cable connectors, and particularly relates to a rapid test connector for a radio frequency coaxial cable.
Background
The coaxial cable is an electric wire and a signal transmission line, and the basic structure comprises an inner conductor, an insulator and an outer conductor which are sequentially arranged from inside to outside. Coaxial cables are used for transmission of analog and digital signals, and are suitable for a wide variety of applications, of which television broadcast, long distance telephone transmission, short distance connections between computer systems, local area networks, and the like are of paramount importance.
Coaxial cables are typically installed from device to device. A coaxial cable connector is provided at each subscriber location to provide a connection interface for the subscriber. Coaxial cables require the use of coaxial cable connectors to test performance prior to shipment.
At present, a conventional coaxial cable connector for testing a coaxial cable with an annular channel on the outer wall of an outer conductor and a hollow inner conductor comprises parts such as a movable chuck, a coaxial cable connector and the like, wherein the end part of the coaxial cable needs to be cut flat in advance, a conical movable chuck is sleeved on the outer conductor, the outer wall of the conical movable chuck is threaded, the coaxial cable connector is screwed on the movable chuck, the movable chuck can be screwed more tightly to clamp the coaxial cable in the process, and the coaxial cable connector is contacted with the inner conductor and the outer conductor, and then the coaxial cable connector is tested; because of the relatively large number of parts on the connector, the parts are required to be installed for a plurality of times during testing, and the process is relatively complicated.
Disclosure of Invention
In order to meet the above defects or improvement demands of the prior art, the utility model provides a rapid test connector for a radio frequency coaxial cable, which can rapidly fix the coaxial cable, improve test efficiency, reduce test working strength and simultaneously ensure connection stability and reliability.
In order to achieve the above object, according to the present utility model, there is provided a quick test connector for a radio frequency coaxial cable comprising a hollow inner conductor, an outer conductor having an annular channel on an outer wall thereof, and a first insulator filled between the inner conductor and the outer conductor, the first insulator having an annular channel at one end for extending into a housing so as to expose an inner wall of the outer conductor, characterized in that the quick test connector comprises a housing, a spring plunger, a coaxial cable joint, a compression spring, and an end cap, wherein:
the side wall of the shell is provided with a through hole, the spring plunger is arranged in the through hole and exceeds the inner wall of the shell so as to be propped against the annular channel of the outer wall of the outer conductor, and the inner wall of the shell is provided with a limit step;
the coaxial cable joint comprises a solid inner revolving body, a hollow outer revolving body and a second insulator filled between the inner revolving body and the outer revolving body, wherein the inner revolving body and the outer revolving body are made of conductive materials, and the outer revolving body is provided with a limiting part; the outer rotator has a first annular body for inserting into the inner conductor and contacting the inner wall of the inner conductor, and the inner rotator has a cylindrical body for inserting into the annular groove and contacting the inner wall of the outer conductor;
the end cover is mounted on the shell and is provided with a wiring hole, the compression spring is positioned in the shell, one end of the compression spring is propped against the end cover, the other end of the compression spring is pressed against the coaxial cable connector, and the limiting part is pressed against the limiting step.
Preferably, the inner rotator is of a solid structure, one end of the inner rotator, which is far away from the cylinder, is provided with a contact pin for connecting an external coaxial cable interface, the contact pin is coaxially arranged with the cylinder, and the diameter of the contact pin is smaller than that of the cylinder;
the outer revolving body is far away from one end of the first annular body and is provided with a second annular body used for being connected with an external coaxial cable interface, and the second annular body encloses the contact pin.
Preferably, the limiting step on the shell is annular.
Preferably, the limit portion of the outer rotator is annular, and the limit portion encloses the first annular body.
Preferably, the end cap is threadably connected to the housing.
Preferably, the spring plunger is in threaded connection or clamped at the through hole of the side wall of the shell.
Preferably, the compression spring is pressed against the outer rotator.
Preferably, there are a plurality of through holes in the side wall of the housing, and one spring plunger is respectively mounted at each through hole.
Preferably, these said through holes are divided into groups, the plurality of through holes of each group being arranged on the same section of the housing.
Preferably, the plurality of through holes of the same group are circumferentially uniformly arranged.
In general, the above technical solutions conceived by the present utility model, compared with the prior art, enable the following beneficial effects to be obtained:
according to the rapid test connector for the radio frequency coaxial cable, the radio frequency coaxial cable can be directly inserted into the shell, the spring plunger on the side wall of the shell can extend into the annular groove on the outer wall of the outer conductor to fix the radio frequency coaxial cable, so that the radio frequency coaxial cable is prevented from shaking, and the stability in test can be ensured; after the radio frequency coaxial cable is inserted into the shell, the outer revolving body of the coaxial cable connector can be directly inserted into the annular groove on the first insulator and contacted with the inner wall of the outer conductor, and the inner revolving body can be inserted into the inner conductor and contacted with the inner wall of the inner conductor, so that the radio frequency coaxial cable is very convenient and fast to connect with the quick test connector. After connection, the coaxial cable connector is matched with an external coaxial cable interface which extends into the shell after passing through the end cover to transmit signals, so that the test of the radio frequency coaxial cable can be completed rapidly.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Referring to fig. 1, a rapid test connector for a radio frequency coaxial cable, the radio frequency coaxial cable including a hollow inner conductor 101, an outer conductor 102 having an annular channel on an outer wall thereof, and a first insulator 103 filled between the inner conductor 101 and the outer conductor 102, the first insulator 103 being made of physically foamed polyethylene, the first insulator 103 having an annular groove at an end for extending into a housing 1 so as to expose an inner wall of the outer conductor 102, the radio frequency coaxial cable being of an existing structure, except that an annular groove is required to be dug in advance on the first insulator 103 before testing, and a space is left for the rapid test connector to extend into an inner cavity of the outer conductor 102 to be in contact with the inner wall of the outer conductor 102, the rapid test connector comprising the housing 1, a spring plunger 2, a coaxial cable connector 3, a compression spring 4, and an end cap 5, wherein:
the side wall of the shell 1 is provided with a through hole, the spring plunger 2 is arranged in the through hole and exceeds the inner wall of the shell 1, and is used for propping against an annular groove on the outer wall of the outer conductor 102, and the inner wall of the shell 1 is provided with a limiting step 11; the spring plunger 2 on the side wall of the shell 1 can extend into the annular groove on the outer wall of the outer conductor 102 to fix the radio frequency coaxial cable, so that the radio frequency coaxial cable is prevented from shaking, and the stability during testing can be ensured. The spring plunger 2 adopts the existing structure, including spring installation shell, spring and marble etc. the spring installation shell can with shell 1 integrated into one piece, the preferential threaded connection of spring plunger 2 or joint are in the through-hole department of shell 1 lateral wall is convenient for change. The through holes on the side wall of the shell 1 are multiple, and each through hole is provided with one spring plunger 2, so that the radio frequency coaxial cable can be better fixed from multiple positions. These holes are divided into groups, and the holes of each group are arranged on the same cross section of the housing 1, so that the same corrugation of the outer conductor 102 can be well fixed. Still further preferably, the plurality of through holes of the same group are circumferentially and uniformly arranged, so that the radio frequency coaxial cable is uniformly stressed and is not easy to shake.
The coaxial cable connector 3 comprises a solid inner rotator 31, a hollow outer rotator 32 and a second insulator 33 filled between the inner rotator 31 and the outer rotator 32, wherein the inner rotator 31 and the outer rotator 32 are made of conductive materials, the outer rotator 32 surrounds the inner rotator 31, and the outer rotator 32 is provided with a limiting part 321; the outer rotator 32 has a first annular body 322 for inserting the inner conductor 101 and contacting the inner wall of the inner conductor 101, and the inner rotator 31 has a cylindrical body 311 for inserting into an annular groove on the first insulator 103 and contacting the inner wall of the outer conductor 102. The outer rotator 32 contacts the inner wall of the outer conductor 102 and the inner rotator 31 contacts the inner wall of the inner conductor 101, so that the coaxial cable connector 3 is connected with the outer conductor 102 and the inner conductor 101 of the radio frequency coaxial cable, and signals of the radio frequency coaxial cable can be transmitted. The coaxial cable connector 3 may cooperate with an external coaxial cable interface introduced into the housing 1 to transmit signals.
The end cap 5 is mounted on the housing 1 and the end cap 5 has a routing hole, which is relatively large, through which an external coaxial cable interface and the wires thereon can pass. The compression spring 4 is located in the housing 1, one end of the compression spring 4 is abutted against the end cover 5, the other end of the compression spring 4 is pressed against the coaxial cable connector 3, the limiting part 321 is pressed against the limiting step 11, the compression spring 4 is preferably pressed against the outer revolving body 32, and one end of the inner revolving body 31 stretches into the compression spring 4. Because the outer rotator 32 of the coaxial cable connector 3 is limited in the housing 1 by the compression spring 4, the housing 1 and the like in advance, the radio frequency coaxial cable only needs to extend into the housing 1 during testing, and the outer rotator 32 and the inner rotator 31 of the coaxial cable connector 3 can be respectively contacted with the inner wall of the outer conductor 102 and the inner wall of the inner conductor 101, so that the radio frequency coaxial cable is very convenient to connect with the quick test connector. The end cap 5 is preferably screwed onto the housing 1, which facilitates the adjustment of the preload of the compression spring 4 and the mounting onto the housing 1.
The inner rotator 31 is of a solid structure, one end of the inner rotator 31 far away from the cylinder 311 is provided with a pin 312 for connecting an external coaxial cable interface, the pin 312 is coaxially arranged with the cylinder 311, and the diameter of the pin 312 is smaller than that of the cylinder 311, so that the axial section of the inner rotator 31 is in a shape of a Chinese character 'yang'. The end of the outer rotator 32 remote from the first annular body 322 has a second annular body 323 for connecting to an external coaxial cable interface, the second annular body 323 enclosing the pin 312. The outer coaxial cable interface is of a conventional interface construction, and both the second annular body 323 and the pins 312 are inserted into the outer coaxial cable interface.
Further, the limiting step 11 on the housing 1 is annular, the limiting portion 321 of the outer rotator 32 is annular, and the limiting portion 321 and the limiting portion are matched to facilitate bearing and limiting, the limiting portion 321 encloses the first annular body 322, a space exists between the inner wall of the limiting portion 321 and the outer wall of the radio frequency coaxial cable, and the first annular body 322 contacts with the outer conductor 102 to conduct electricity.
In summary, the coaxial cable connector 3 of the present utility model can be quickly inserted into a radio frequency coaxial cable and quickly inserted into an external coaxial cable interface, so that signal transmission of the radio frequency coaxial cable is realized, the connection is very convenient, the signal transmission is stable, and the assembly efficiency during the test is improved.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. A rapid test connector for a radio frequency coaxial cable comprising a hollow inner conductor, an outer conductor having an annular channel on an outer wall thereof, and a first insulator filled between the inner conductor and the outer conductor, the first insulator having an annular channel at one end for extending into a housing to expose an inner wall of the outer conductor, the rapid test connector comprising a housing, a spring plunger, a coaxial cable joint, a compression spring, and an end cap, wherein:
the side wall of the shell is provided with a through hole, the spring plunger is arranged in the through hole and exceeds the inner wall of the shell so as to be propped against the annular channel of the outer wall of the outer conductor, and the inner wall of the shell is provided with a limit step;
the coaxial cable joint comprises a solid inner revolving body, a hollow outer revolving body and a second insulator filled between the inner revolving body and the outer revolving body, wherein the inner revolving body and the outer revolving body are made of conductive materials, and the outer revolving body is provided with a limiting part; the outer rotator has a first annular body for inserting into the inner conductor and contacting the inner wall of the inner conductor, and the inner rotator has a cylindrical body for inserting into the annular groove and contacting the inner wall of the outer conductor;
the end cover is mounted on the shell and is provided with a wiring hole, the compression spring is positioned in the shell, one end of the compression spring is propped against the end cover, the other end of the compression spring is pressed against the coaxial cable connector, and the limiting part is pressed against the limiting step.
2. The rapid test connector of claim 1, wherein the inner rotator is of solid construction, one end of the inner rotator far away from the cylinder is provided with a pin for connecting an external coaxial cable interface, the pin is coaxially arranged with the cylinder, and the diameter of the pin is smaller than the diameter of the cylinder;
the outer revolving body is far away from one end of the first annular body and is provided with a second annular body used for being connected with an external coaxial cable interface, and the second annular body encloses the contact pin.
3. The rapid test connector of claim 1, wherein the limit step on the housing is annular.
4. A quick test connector for radio frequency coaxial cable according to claim 3 wherein the limit portion of the outer rotator is annular and the limit portion encloses the first annular body.
5. The quick test connector for radio frequency coaxial cable of claim 1, wherein said end cap is threadably connected to said housing.
6. The rapid test connector of claim 1, wherein the spring plunger is threaded or snapped into place at the through hole in the housing sidewall.
7. A quick test connector for radio frequency coaxial cable according to claim 1 wherein said compression spring is compressed against said outer rotator.
8. The quick test connector for radio frequency coaxial cable according to claim 1, wherein there are a plurality of said through holes in the side wall of said housing, one said spring plunger being mounted in each of said through holes.
9. A quick test connector for radio frequency coaxial cable according to claim 8 wherein the through holes are divided into a plurality of groups, the plurality of through holes of each group being disposed on the same cross section of the housing.
10. The rapid test connector of claim 9, wherein the plurality of through holes of the same group are circumferentially uniformly disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320418480.8U CN219677722U (en) | 2023-03-08 | 2023-03-08 | Quick test connector for radio frequency coaxial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320418480.8U CN219677722U (en) | 2023-03-08 | 2023-03-08 | Quick test connector for radio frequency coaxial cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219677722U true CN219677722U (en) | 2023-09-12 |
Family
ID=87919437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320418480.8U Active CN219677722U (en) | 2023-03-08 | 2023-03-08 | Quick test connector for radio frequency coaxial cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219677722U (en) |
-
2023
- 2023-03-08 CN CN202320418480.8U patent/CN219677722U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |