CN203787668U - Vehicle signal connection conversion device - Google Patents
Vehicle signal connection conversion device Download PDFInfo
- Publication number
- CN203787668U CN203787668U CN201420105802.4U CN201420105802U CN203787668U CN 203787668 U CN203787668 U CN 203787668U CN 201420105802 U CN201420105802 U CN 201420105802U CN 203787668 U CN203787668 U CN 203787668U
- Authority
- CN
- China
- Prior art keywords
- inner core
- wall
- described upper
- deep
- slotted chip
- 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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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
Disclosed is a vehicle signal connection conversion device. The device comprises an upper converter and a lower converter. The upper converter comprises an upper housing and an upper inner core. The upper inner core is disposed inside the inner chamber of the upper housing. The outwall of the upper housing is provided with a positioning cover. The lower converter comprises a lower housing and a lower inner core. The lower inner core is disposed inside the inner chamber of the upper housing. The lower plug of the upper inner core matches the upper plug of the lower inner core. The outwall of the upper inner core is provided with at least two arc grooves along the periphery, wherein the at least two arc grooves are uniformly disposed in one circle in the same arc interval. The inwall of the upper housing is provided with at least two upper protrusion blocks that are slidingly disposed inside the arc grooves. The outwall of the lower part of the upper housing is provided with at least three spiral grooves along the periphery, wherein the at least three spiral grooves are uniformly disposed in one circle in the same arc interval. One circle in the inwall of the upper part of the lower housing is provided with at least three lower protrusion blocks that are slidingly disposed inside the spiral grooves. The device effectively prevents pins from loosening due to external vibration, and is good in connection reliability.
Description
Technical field
The utility model relates to a kind of automobile-used signal connection transfer device.
Background technology
Existing automobile-used signal connector, conventional contact pin structure of connector is seven cores or 13 cores, conventionally need to use conversion equipment when use, realizes the conversion between male plug and female plug.Existing conversion equipment comprises upconverter and down-converter, wherein, has adopted the structure that is similar to supply socket, directly upconverter and lower converter is pegged graft, and be provided with positioning component between upconverter and down-converter.When use, down-converter is connected with terminal, and upconverter is connected with external lug, belongs to direct insertion structure, and in the time that external vibration etc. is received external force, external force can be directly transferred to contact pin junction, easily causes junction loosening, and the reliability of electrical connection is poor.
Summary of the invention
For the interference such as external vibration of easily receiving that overcome existing automobile-used signal connection transfer device cause that contact pin is loosening, the poor deficiency of connection reliability, the utility model provides a kind of and has effectively avoided the interference such as external vibration to cause the automobile-used signal connection transfer device that contact pin is loosening, connection reliability is good.
The utility model solves the technical scheme that its technical problem adopts:
A kind of automobile-used signal connection transfer device, comprise upconverter and down-converter, described upconverter comprises shell and upper inner core, described upper inner core is positioned at shell inner cavity, the outer wall of upper shell is installed locating cover, described down-converter comprises lower casing and lower inner core, described lower inner core is positioned at described upper shell inner cavity, the lower end plug of described upper inner core mates with the upper end plug of described lower inner core, the outer wall of described upper inner core has at least two deep-slotted chip breakers along outer ring, the circular arcs such as at least two deep-slotted chip breakers are spaced apart and arranged on a circle, the inwall of described upper shell is installed at least two upper protruding blocks, described upper protruding block is slidably mounted in described deep-slotted chip breaker, the outer wall of the bottom of described upper shell has at least three helicla flutes along outer ring, the circular arcs such as described at least three helicla flutes are spaced apart and arranged on a circle, inwall one circle on the top of described lower casing is provided with at least three lower protruding blocks, and described lower protruding block is slidably mounted in described helicla flute, the rotational angle of described deep-slotted chip breaker is more than or equal to described spiral fluted rotational angle.
Further, described spiral fluted rotational angle is 60～120 °.
Further again, the outer wall of described upper inner core has two deep-slotted chip breakers along outer ring, and the outer wall of the bottom of described upper shell has three helicla flutes along outer ring.
Further again, the outer wall of described lower inner core has axial arranged location notch, and the inwall of described upper outer casing underpart is provided with axial arranged reference column, and described reference column is enclosed within described location notch.
The beneficial effects of the utility model are mainly manifested in: effectively avoid the interference such as external vibration to cause that contact pin is loosening, connection reliability is good.
Brief description of the drawings
Fig. 1 is the schematic diagram of upper connector.
Fig. 2 is the schematic diagram of upper inner core
Fig. 3 is the schematic diagram of upper shell.
Fig. 4 is the schematic diagram of lower connector.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
With reference to Fig. 1～Fig. 4, a kind of automobile-used signal connection transfer device, comprise upconverter and down-converter, described upconverter comprises shell 1 and upper inner core 2, described upper inner core 2 is positioned at shell 1 inner chamber, the outer wall of upper shell 1 is installed locating cover 3, described down-converter comprises lower casing 4 and lower inner core 5, described lower inner core 5 is positioned at described upper shell 4 inner chambers, the lower end plug of described upper inner core 2 mates with the upper end plug of described lower inner core 5, the outer wall of described upper inner core 2 has at least two deep-slotted chip breakers along outer ring, the circular arcs such as at least two deep-slotted chip breakers are spaced apart and arranged on a circle, the inwall of described upper shell 1 is installed at least two upper protruding blocks 6, described upper protruding block 6 is slidably mounted in described deep-slotted chip breaker 7, the outer wall of the bottom of described upper shell 1 has at least three helicla flutes 8 along outer ring, described at least three helicla flutes 8 circular arcs such as grade are spaced apart and arranged on a circle, inwall one circle on the top of described lower casing 4 is provided with at least three lower protruding blocks 9, and described lower protruding block 9 is slidably mounted in described helicla flute 8, the rotational angle of described deep-slotted chip breaker 7 is more than or equal to the rotational angle of described helicla flute 8.
Further, the rotational angle of described helicla flute 8 is 60～120 °.
Further again, the outer wall of described upper inner core 2 has two deep-slotted chip breakers 7 along outer ring, and the outer wall of the bottom of described upper shell 1 has three helicla flutes 8 along outer ring.Certainly, can be also other quantity, for example three deep-slotted chip breakers, four spiral fluted configurations etc.
Further again, the outer wall of described lower inner core 5 has axial arranged location notch 10, and the inwall of described upper outer casing underpart is provided with axial arranged reference column, and described reference column is enclosed within described location notch 10.
Be assembled in upper shell 1 for the ease of upper inner core 2, the not of uniform size of two upper protruding blocks 6 causes, and along the direction of assembling, upper protruding block is provided with and imports inclined plane, is convenient to upper protruding block 6 successfully to snap in deep-slotted chip breaker 7.
In the present embodiment, by mating of upper protruding block 6 and deep-slotted chip breaker 7, and the mating of lower protruding block 9 and helicla flute 8, realize being connected of upper connector and lower connector by rotating 60～120 °; In the time that outside has vibration to wait to disturb, the effect that is first between upper protruding block and deep-slotted chip breaker, can offsets external force between lower protruding block and helicla flute, therefore the perturbed force such as outside vibration can be on the impact that connects and composes between contact pin, has effectively ensured the reliability of electrical connection.
Claims (4)
1. an automobile-used signal connection transfer device, comprise upconverter and down-converter, described upconverter comprises shell and upper inner core, described upper inner core is positioned at shell inner cavity, the outer wall of upper shell is installed locating cover, described down-converter comprises lower casing and lower inner core, described lower inner core is positioned at described upper shell inner cavity, the lower end plug of described upper inner core mates with the upper end plug of described lower inner core, it is characterized in that: the outer wall of described upper inner core has at least two deep-slotted chip breakers along outer ring, the circular arcs such as at least two deep-slotted chip breakers are spaced apart and arranged on a circle, the inwall of described upper shell is installed at least two upper protruding blocks, described upper protruding block is slidably mounted in described deep-slotted chip breaker, the outer wall of the bottom of described upper shell has at least three helicla flutes along outer ring, the circular arcs such as described at least three helicla flutes are spaced apart and arranged on a circle, inwall one circle on the top of described lower casing is provided with at least three lower protruding blocks, and described lower protruding block is slidably mounted in described helicla flute, the rotational angle of described deep-slotted chip breaker is more than or equal to described spiral fluted rotational angle.
2. automobile-used signal connection transfer device as claimed in claim 1, is characterized in that: described spiral fluted rotational angle is 60～120 °.
3. automobile-used signal connection transfer device as claimed in claim 1 or 2, is characterized in that: the outer wall of described upper inner core has two deep-slotted chip breakers along outer ring, the outer wall of the bottom of described upper shell has three helicla flutes along outer ring.
4. automobile-used signal connection transfer device as claimed in claim 1 or 2, it is characterized in that: the outer wall of described lower inner core has axial arranged location notch, the inwall of described upper outer casing underpart is provided with axial arranged reference column, and described reference column is enclosed within described location notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105802.4U CN203787668U (en) | 2014-03-10 | 2014-03-10 | Vehicle signal connection conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420105802.4U CN203787668U (en) | 2014-03-10 | 2014-03-10 | Vehicle signal connection conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203787668U true CN203787668U (en) | 2014-08-20 |
Family
ID=51323823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420105802.4U Expired - Fee Related CN203787668U (en) | 2014-03-10 | 2014-03-10 | Vehicle signal connection conversion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203787668U (en) |
-
2014
- 2014-03-10 CN CN201420105802.4U patent/CN203787668U/en not_active Expired - Fee Related
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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: 20140820 Termination date: 20180310 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |