CN208368897U - A kind of SMA wire jumper and the tail sleeve for the SMA wire jumper - Google Patents
A kind of SMA wire jumper and the tail sleeve for the SMA wire jumper Download PDFInfo
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- CN208368897U CN208368897U CN201821058986.8U CN201821058986U CN208368897U CN 208368897 U CN208368897 U CN 208368897U CN 201821058986 U CN201821058986 U CN 201821058986U CN 208368897 U CN208368897 U CN 208368897U
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- fixed part
- cable
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Abstract
The utility model discloses a kind of SMA wire jumper and for the tail sleeve of the SMA wire jumper.SMA wire jumper includes sub-miniature A connector, tail sleeve, cable.The tail portion of sub-miniature A connector is connected with one end of cable；Tail sleeve housing is in the joint of sub-miniature A connector and cable；Tail sleeve is in integrally formed tubular；Tail sleeve is made of TPV material；Tail sleeve includes sub-miniature A connector fixed part, cable fixed part；Sub-miniature A connector fixed part is connected and coaxially with cable fixed part；The tail portion of sub-miniature A connector is fixed on the inside of sub-miniature A connector fixed part；One end of cable is fixed on the inside of cable fixed part.The SMA wire jumper is played a very good protection by junction of the integrally formed tail sleeve to sub-miniature A connector and cable, and tail sleeve is easily assembled, at low cost, and resistance to plug is hardly damaged.
Description
Technical field
The utility model relates to connector technique field more particularly to a kind of SMA wire jumper and for the tail of the SMA wire jumper
Set.
Background technique
Radio circuit design in, often in circuit be added SMA (Sub-Miniature-A) wire jumper for input and it is defeated
Signal out.SMA wire jumper is common wire jumper in radio circuit.
However, existing SMA wire jumper protects deficiency to sub-miniature A connector, what is had is as follows:
(1) it is used to fix sub-miniature A connector and the tail sleeve of wire jumper junction is mostly formed by multiple component combined sets, installation is multiple
It is miscellaneous, stability is poor, easily damaged, at high cost, and thermal diffusivity is bad.
(2) plug of the connector on SMA wire jumper does not have safeguard measure, is easy to be made dirty by dust or spot and influence to use.
Utility model content
In view of the deficiencies of the prior art, the utility model proposes a kind of SMA wire jumper and for the tail sleeve of the SMA wire jumper,
(1) tail sleeve of the SMA wire jumper is integrally formed, and plays a very good protection, solves to the junction of sub-miniature A connector and cable
The problems such as structure is complicated for existing tail sleeve, and assembly is troublesome, stability is poor, easily damaged, at high cost.(2) sub-miniature A connector of the SMA wire jumper
Plug on it is outer be cased with plug protective sleeve, avoid being made dirty by dust or spot and influence to use.
To achieve the goals above, technical solutions of the utility model are as follows:
A kind of SMA wire jumper, including sub-miniature A connector, tail sleeve, cable.The tail portion of sub-miniature A connector is connected with one end of cable；Tail
Housing is covered in the joint of sub-miniature A connector and cable；Tail sleeve is in integrally formed tubular；Tail sleeve is made of TPV material；Tail sleeve includes
Sub-miniature A connector fixed part, cable fixed part；Sub-miniature A connector fixed part is connected and coaxially with cable fixed part；The tail portion of sub-miniature A connector
It is fixed on the inside of sub-miniature A connector fixed part；One end of cable is fixed on the inside of cable fixed part.
It further, further include plug protective sleeve plug protective sleeve housing on the plug of sub-miniature A connector.
Further, the internal orifice dimension of sub-miniature A connector fixed part is greater than the internal orifice dimension of cable fixed part.
Further, several thermal vias are provided on the side wall of cable fixed part.
Further, the axial length of cable fixed part is greater than the axial length of sub-miniature A connector fixed part.
Further, internal screw thread is provided on the inner sidewall of sub-miniature A connector fixed part；The tail portion of sub-miniature A connector is provided with outer spiral shell
Line；The tail portion of sub-miniature A connector is screwed on sub-miniature A connector fixed part.
Further, plug protective sleeve is in spindle.The bore of the opening of plug protective sleeve and the pin diameter of sub-miniature A connector
It is adapted.
Further, plug protective sleeve is made of rubber material.
A kind of tail sleeve is in integrally formed tubular；It is made of TPV material；Include sub-miniature A connector fixed part, cable fixed part；
Sub-miniature A connector fixed part is connected and coaxially with cable fixed part；Tail sleeve is for housing in the joint of sub-miniature A connector and cable；Line
The inside of cable fixed part is used for one end of fixed cable；The inside of sub-miniature A connector fixed part is used to fix the tail portion of sub-miniature A connector.
The utility model has the beneficial effects that
(1) the SMA wire jumper plays good protection by junction of the integrally formed tail sleeve to sub-miniature A connector and cable
Effect, tail sleeve is easily assembled, and at low cost, resistance to plug is hardly damaged.
(2) outer on the plug of the sub-miniature A connector of the SMA wire jumper to be cased with plug protective sleeve, avoid being made dirty by dust or spot and
It influences to use.
(3) tail sleeve is made of TPV material, anti-flammability is improved, and hardness is not moderate flexible, to sub-miniature A connector, cable
Play good fastening effect.
(4) several thermal vias are provided on the side wall of the cable fixed part of tail sleeve, heat dissipation effect well is played to cable
Fruit extends the service life of SMA wire jumper.
(5) plug protective sleeve is made of rubber material, is in spindle, low in cost, spindle-type α-Fe2O3 makes sub-miniature A connector
When plug is inserted in inside plug protective sleeve, it is not in contact with the inner wall of plug protective sleeve, plug resistance is small；And spindle-type α-Fe2O3
Plug protective sleeve is pinched convenient for two fingers, facilitates plug.
Detailed description of the invention
Fig. 1 is the planar structure schematic diagram of the SMA wire jumper of the utility model.
Fig. 2 is the schematic diagram of the section structure of tail sleeve 2 in Fig. 1.
Fig. 3 is the planar structure schematic diagram of tail sleeve 2 in Fig. 1.
Wherein, the appended drawing reference of Fig. 1 to Fig. 3 are as follows: sub-miniature A connector 1, tail sleeve 2, cable 3, plug protective sleeve 4；Sub-miniature A connector tail
Portion's fixed part 21, cable fixed part 22；Thermal vias 221；Stamp area 211.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is further described.
As shown in Figure 1, a kind of SMA wire jumper, including sub-miniature A connector 1, tail sleeve 2, cable 3, plug protective sleeve 4.
The tail portion of sub-miniature A connector 1 is connected with one end of cable 3.2 housing of tail sleeve is in the joint of sub-miniature A connector 1 and cable 3.
4 housing of plug protective sleeve is on the plug of sub-miniature A connector 1.
As Figure 2-3, tail sleeve 2 is in integrally formed tubular.Tail sleeve 2 is divided for sub-miniature A connector fixed part 21, cable fixed part
22.Sub-miniature A connector fixed part 21 is connected and coaxially with cable fixed part 22.The internal orifice dimension and sub-miniature A connector of sub-miniature A connector fixed part 21
The diameter of 1 tail portion is adapted.The internal orifice dimension of cable fixed part 22 is adapted with the diameter of cable 3.One end of cable 3 is fixed on
The inside of cable fixed part 22；The tail portion of sub-miniature A connector 1 is fixed on the inside of sub-miniature A connector fixed part 21.
Integrally formed tail sleeve 2 plays a very good protection to sub-miniature A connector 1 and the junction of cable 3, easily assembles,
At low cost, resistance to plug is hardly damaged.
Preferably, the internal orifice dimension of sub-miniature A connector fixed part 21 is greater than the internal orifice dimension of cable fixed part 22, so that sub-miniature A connector is solid
Determine the joint inside portion 21 and cable fixed part 22 and position-limiting action is played to the tail portion of sub-miniature A connector 1, prevents sub-miniature A connector 1 from inserting
Play occurs in tail sleeve 2 when entering to female.
Preferably, tail sleeve 2 is made of TPV (thermoplastic vulcanizates) material, anti-flammability is improved, and hardness is moderate not
It is flexible, good fastening effect is played to sub-miniature A connector 1, cable 3.
Preferably, being provided with several thermal vias 221 on the side wall of cable fixed part 22, cable 3 is played and is dissipated well
Thermal effect extends the service life of SMA wire jumper.
Preferably, the axial length of cable fixed part 22 is greater than the axial length of sub-miniature A connector fixed part 21, the line of tail sleeve 2
Cable fixed part 22 is tapered, and the tail portion of tail sleeve 2 is held convenient for user.
Preferably, being provided with stamp area 211 on the lateral wall of sub-miniature A connector fixed part 21.The stamp of stamp area 211 has " SMA "
Equal printed words.
Preferably, the internal orifice dimension of sub-miniature A connector fixed part 21 is about 4.7 times of the sidewall thickness of sub-miniature A connector fixed part 21.Line
The internal orifice dimension of cable fixed part 22 is about 6 times of the sidewall thickness of cable fixed part 22.
In another embodiment, internal screw thread is provided on the inner sidewall of sub-miniature A connector fixed part 21；The tail portion of sub-miniature A connector 1
It is provided with external screw thread；The tail portion of sub-miniature A connector 1 is screwed on sub-miniature A connector fixed part 21.
Preferably, plug protective sleeve 4 is made of rubber material, it is in spindle.The bore of the opening of plug protective sleeve 4 with
The pin diameter of sub-miniature A connector 1 is adapted.Plug protective sleeve 4 is low in cost, and spindle-type α-Fe2O3 is inserted in the plug of sub-miniature A connector 1
It when 4 inside of plug protective sleeve, is not in contact with the inner wall of plug protective sleeve 4, plug resistance is small；And spindle-type α-Fe2O3 is convenient for two
A finger pinches plug protective sleeve 4, facilitates plug.
Above-described is only preferred embodiments of the present invention, and the utility model is not limited to above embodiments.It can
With understand, those skilled in the art directly export or associate under the premise of not departing from the basic conception of the utility model its
Its improvements and changes is considered as being included within the scope of protection of this utility model.
Claims (9)
1. a kind of SMA wire jumper, it is characterised in that:
Including sub-miniature A connector (1), tail sleeve (2), cable (3)；
The tail portion of sub-miniature A connector (1) is connected with one end of cable (3)；Tail sleeve (2) housing is in sub-miniature A connector (1) and cable (3)
Joint；
Tail sleeve (2) is in integrally formed tubular；Tail sleeve (2) is made of TPV material；Tail sleeve (2) includes sub-miniature A connector fixed part
(21), cable fixed part (22)；Sub-miniature A connector fixed part (21) is connected and coaxially with cable fixed part (22)；
The tail portion of sub-miniature A connector (1) is fixed on the inside of sub-miniature A connector fixed part (21)；One end of cable (3) is fixed on cable and fixes
The inside in portion (22).
2. SMA wire jumper according to claim 1, it is characterised in that:
It further include plug protective sleeve (4)；
Plug protective sleeve (4) housing is on the plug of sub-miniature A connector (1).
3. SMA wire jumper according to claim 1, it is characterised in that:
The internal orifice dimension of sub-miniature A connector fixed part (21) is greater than the internal orifice dimension of cable fixed part (22).
4. SMA wire jumper according to claim 1, it is characterised in that:
Several thermal vias (221) are provided on the side wall of cable fixed part (22).
5. SMA wire jumper according to claim 1, it is characterised in that:
The axial length of cable fixed part (22) is greater than the axial length of sub-miniature A connector fixed part (21).
6. SMA wire jumper according to claim 1, it is characterised in that:
Internal screw thread is provided on the inner sidewall of sub-miniature A connector fixed part (21)；External screw thread is provided on the tail portion of sub-miniature A connector (1)；
The tail portion of sub-miniature A connector (1) is screwed on sub-miniature A connector fixed part (21).
7. SMA wire jumper according to claim 2, it is characterised in that:
Plug protective sleeve (4) is in spindle；
The bore of the opening of plug protective sleeve (4) is adapted with the pin diameter of sub-miniature A connector (1).
8. SMA wire jumper according to claim 2, it is characterised in that:
Plug protective sleeve (4) is made of rubber material.
9. a kind of tail sleeve (2), it is characterised in that:
In integrally formed tubular；
It is made of TPV material；
Include sub-miniature A connector fixed part (21), cable fixed part (22)；
Sub-miniature A connector fixed part (21) is connected and coaxially with cable fixed part (22)；
Tail sleeve (2) is used for housing in the joint of sub-miniature A connector (1) and cable (3)；
The inside of cable fixed part (22) is used for the one end of fixed cable (3)；
The inside of sub-miniature A connector fixed part (21) is used to fix the tail portion of sub-miniature A connector (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821058986.8U CN208368897U (en) | 2018-07-05 | 2018-07-05 | A kind of SMA wire jumper and the tail sleeve for the SMA wire jumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821058986.8U CN208368897U (en) | 2018-07-05 | 2018-07-05 | A kind of SMA wire jumper and the tail sleeve for the SMA wire jumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208368897U true CN208368897U (en) | 2019-01-11 |
Family
ID=64924779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821058986.8U Active CN208368897U (en) | 2018-07-05 | 2018-07-05 | A kind of SMA wire jumper and the tail sleeve for the SMA wire jumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208368897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112164926A (en) * | 2020-10-12 | 2021-01-01 | 贵州理工学院 | Communication connector |
-
2018
- 2018-07-05 CN CN201821058986.8U patent/CN208368897U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112164926A (en) * | 2020-10-12 | 2021-01-01 | 贵州理工学院 | Communication connector |
| CN112164926B (en) * | 2020-10-12 | 2022-03-04 | 贵州理工学院 | Communication connector |
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