CN205706533U - A kind of induction antenna - Google Patents
A kind of induction antenna Download PDFInfo
- Publication number
- CN205706533U CN205706533U CN201620366737.XU CN201620366737U CN205706533U CN 205706533 U CN205706533 U CN 205706533U CN 201620366737 U CN201620366737 U CN 201620366737U CN 205706533 U CN205706533 U CN 205706533U
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- China
- Prior art keywords
- extension lead
- external extension
- external
- induction antenna
- coaxial cable
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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.)
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- 230000006698 induction Effects 0.000 title claims abstract description 49
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 230000005611 electricity Effects 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model discloses a kind of induction antenna, including: the first coaxial cable；The be connected first external extension lead and the second external extension lead with the first coaxial cable；It is arranged on the first external extension lead and the outside of the second external extension lead, is wrapped in the first external extension lead and the first screen layer of the second external extension lead；Second coaxial cable；The 3rd external extension lead being connected and the 4th external extension lead with the second coaxial cable；It is arranged on the 3rd external extension lead and the outside of the 4th external extension lead, is wrapped in the 3rd external extension lead and the secondary shielding layer of the 4th external extension lead；The plug terminal being connected with the first external extension lead, the second external extension lead, the 3rd external extension lead and the 4th external extension lead.This induction antenna realizes the capacitance variation that effectively shielding human body causes near external extension lead, thus avoids the erroneous judgement of sensor, is effectively improved the reliability of induction antenna.
Description
Technical field
This utility model relates to antenna technical field, particularly relates to a kind of induction antenna.
Background technology
At present, when people needs to open automobile tail gate i.e. automobile trunk, need to use to be arranged on
Induction antenna on automobile rear bumper, this induction antenna is used for sensing human body and plays at automobile tail gate
Lower limb action, senses kick, when human body exists by two coaxial cables on induction antenna
When automobile tail gate carries out kick, human body, near coaxial cable, can cause coaxial cable to power on
The change of lotus, and then cause the change of electric capacity, the sensor being connected with induction antenna can detect
The change of two coaxial cables, detects the presence of effectively kicking, and sensor provides low level signal,
Controlled automobile tail gate by other modules to open.
But, induction antenna is provided with external extension lead, is respectively required at two coaxial cables
Two external extension leads to be passed through are connected with plug terminal, and then are electrically connected with induction apparatus,
In induction antenna but in two coaxial cables, two external prolongations that each coaxial cable is corresponding
That leans between wire is close, can form electric capacity, when human body is near external extended line wire, can make
Electric capacity between external extended line wire produces change, and sensor detects capacitance variations, misidentification
For being people's kick, erroneous judgement can be produced.
Utility model content
The purpose of this utility model is to provide a kind of induction antenna, it is achieved effectively shielding human body is close
The capacitance variation that external extension lead causes, thus avoid the erroneous judgement of sensor, effectively carry
The reliability of high induction antenna.
For solving above-mentioned technical problem, this utility model provides a kind of induction antenna, is applied to vapour
Car rear bumper, including:
First coaxial cable；The be connected first external extension lead with described first coaxial cable
With the second external extension lead；It is arranged on described first external extension lead and the second external prolongation
The outside of wire, is wrapped in the of described first external extension lead and the second external extension lead
One screen layer；
Second coaxial cable；The 3rd external extension lead being connected with described second coaxial cable
With the 4th external extension lead；It is arranged on described 3rd external extension lead and the 4th external prolongation
The outside of wire, is wrapped in the of described 3rd external extension lead and the 4th external extension lead
Two screen layers；
Lead with described first external extension lead, the second external extension lead, the 3rd external prolongation
The plug terminal that line and the 4th external extension lead are connected.
Preferably, the screen layer of described first external extension lead and the first coaxial cable is connected,
The copper core of described second external extension lead and the first coaxial cable is connected.
Preferably, the screen layer of described 3rd external extension lead and the second coaxial cable is connected,
Described 4th external extension lead is connected with the copper core of described second coaxial cable.
Preferably, described first external extension lead, the second external extension lead, the 3rd external
Extension lead and the 4th external extension lead are automobile line wire.
Preferably, described first screen layer and secondary shielding layer are the mesh shields of proof copper-wire braided
Layer.
Preferably, the negative pole phase of described first screen layer and secondary shielding layer and described plug terminal
Even, the negative pole of described plug terminal is the power supply of the sensor being electrically connected with described induction antenna
Ground.
A kind of induction antenna provided by the utility model, this induction antenna includes the first coaxial electrical
Cable, the second coaxial cable, plug terminal, the first external extension lead, the second external prolongation is led
Line, the 3rd external extension lead, the 4th external extension lead, the first screen layer and secondary shielding
Layer.Wherein, the first screen layer is arranged on the first external extension lead and the second external extension lead
Outside, be wrapped in the first external extension lead and the second external extension lead；Secondary shielding layer
It is arranged on described 3rd external extension lead and the outside of the 4th external extension lead, is wrapped in institute
State the 3rd external extension lead and the 4th external extension lead.Visible, this induction antenna is arranged
Having the first screen layer and secondary shielding layer, the first screen layer is to the first external extension lead and second
The outside sensing of external extension lead shields, and secondary shielding layer is to the 3rd external extension lead
Outside sensing with the 4th external extension lead shields, and so masks human body near first
The capacitance variations that external extended line wire and the second external extension lead cause, also masks human body
The capacitance variations caused near the 3rd external extension lead and the 4th external extension lead, i.e. passes through
Two screen layers mask human body between the external extension lead that external extension lead causes
Capacitance variations, so when human body carries out kick at automobile tail gate, human body prolongs near external
Long wire, will not make the electric capacity between external extension lead produce change, not have sensor
Produce erroneous judgement, so this induction antenna realizes effectively shielding human body and causes near external extension lead
Capacitance variation, thus avoid the erroneous judgement of sensor, be effectively improved the reliable of induction antenna
Property.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art,
The accompanying drawing used required in embodiment or description of the prior art will be briefly described below,
It should be evident that the accompanying drawing in describing below is only embodiment of the present utility model, for this
From the point of view of the those of ordinary skill of field, on the premise of not paying creative work, it is also possible to according to
The accompanying drawing provided obtains other accompanying drawing.
The structural representation of a kind of induction antenna that Fig. 1 is provided by this utility model embodiment.
Detailed description of the invention
Core of the present utility model is to provide a kind of induction antenna, leans on realization effectively shielding human body
The capacitance variation that nearly external extension lead causes, thus avoid the erroneous judgement of sensor, effectively
Improve the reliability of induction antenna.
In order to make those skilled in the art be more fully understood that this utility model scheme, below will knot
Close the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is entered
Row clearly and completely describes, it is clear that described embodiment is only this utility model one
Divide embodiment rather than whole embodiments.Based on the embodiment in this utility model, ability
The every other enforcement that territory those of ordinary skill is obtained under not making creative work premise
Example, broadly falls into the scope of this utility model protection.
Refer to a kind of induction antenna that Fig. 1, Fig. 1 provided by this utility model embodiment
Structural representation, this induction antenna is applied to automobile rear bumper, including:
First coaxial cable 11；Lead with the be connected first external prolongation of the first coaxial cable 11
Line 12 and the second external extension lead 13；It is arranged on outside the first external extension lead 12 and second
Connect the outside of extension lead 13, be wrapped in the first external extension lead 12 and the second external prolongation
First screen layer 14 of wire 13；
Second coaxial cable 21；Lead with the 3rd external prolongation being connected of the second coaxial cable 21
Line 22 and the 4th external extension lead 23；It is arranged on outside the 3rd external extension lead 22 and the 4th
Connect the outside of extension lead 23, be wrapped in the 3rd external extension lead 22 and the 4th external prolongation
The secondary shielding layer of wire 23；
With first external extension lead the 12, second external prolongation of external extension lead the 13, the 3rd
The plug terminal 25 that wire 22 is connected with the 4th external extension lead 23.
Visible, this induction antenna is provided with the first screen layer and secondary shielding layer, the first shielding
The outside sensing of the first external extension lead and the second external extension lead is shielded by layer, the
The outside sensing of the 3rd external extension lead and the 4th external extension lead is shielded by two screen layers
Cover, so mask human body and draw near the first external extended line wire and the second external extension lead
The capacitance variations risen, also masks human body near the 3rd external extension lead and the 4th external prolongation
The capacitance variations that wire causes, i.e. masks human body by two screen layers and leads near external prolongation
Capacitance variations between the external extension lead that line causes, is so carried out at automobile tail gate when human body
During kick, human body, near external extension lead, will not make the electricity between external extension lead
Hold and produce change, do not have sensor and produce erroneous judgement, so this induction antenna realizes effectively screen
Cover the capacitance variation that human body causes near external extension lead, thus avoid the erroneous judgement of sensor,
It is effectively improved the reliability of induction antenna.
Concrete, the first external extension lead 12 and screen layer 31 of the first coaxial cable 11
Being connected, the second external extension lead 13 is connected with the copper core 32 of the first coaxial cable 11.
3rd external extension lead 22 is connected with the screen layer 41 of the second coaxial cable 21, the
Four external extension leads 23 are connected with the copper core 42 of the second coaxial cable 21.
Wherein, the first external extension lead, the second external extension lead, the 3rd external prolongation are led
Line and the 4th external extension lead are automobile line wire.
First screen layer and the mesh shields layer that secondary shielding layer is proof copper-wire braided.
Detailed, the first screen layer 14 and secondary shielding layer 24 and the negative pole of plug terminal 25
Being connected, the negative pole of plug terminal 25 is the power supply ground of the sensor with induction antenna electrical connection.
Induction antenna is mounted on automobile rear bumper, is used for sensing human body and plays at automobile tail gate
Lower limb action, corresponding sensor detects effectively kicking, and sensor provides low level signal, by
Other modules control automobile tail gate and open.Induction antenna adds near the screen layer patching end,
And screen layer connects power supply ground, falling outside sensing patching end shield, making distance of reaction is 0,
Thus it is prevented effectively from misoperation.External extension lead is the wire being applied to automotive grade.Screen layer
Can be the mesh shields layer of proof copper-wire braided, it is also possible to be Copper Foil or aluminium foil.
Two coaxial cables are as effective induction region, when human body is near two coaxial cables
Can cause the change of electric charge on coaxial cable, thus cause the change of capacitance, sensor detects
The change of two coaxial cables, it is determined whether have human body close.One coaxial cable is and two
Individual external extension lead is connected, the screen layer phase of one of them external extension lead and coaxial cable
Even, another external extension lead is connected with the copper core of coaxial cable, four external extension leads
The other end all access plug terminal, convenient be electrically connected with sensor, be wrapped in external
The screen layer of extension lead is concurrently accessed the "-" of plug terminal, and "-" is the power supply ground of sensor.
Sensor detects two coaxial cables capacitance variation simultaneously, it is judged that whether external action
Effectively, electric capacity also can be formed due between two external extension leads being connected with coaxial cable,
Can form electric capacity between i.e. first external extension lead and the second external extension lead, the 3rd is external
Electric capacity can be formed, even unshielded layers, human body between extension lead and the 4th external extension lead
Also can produce the change of capacitance time close, external extension lead distance on plug terminal compares
Closely, sensor easily produces erroneous judgement, and owing to induction antenna is provided with screen layer, screen layer connects electricity
Seedbed, screen layer effectively shields when human body draws near the external extension lead part of band screen layer
The capacitance variation risen, thus avoid the erroneous judgement of sensor, effectively raise induction antenna
Reliability.
In sum, a kind of induction antenna provided by the utility model, this induction antenna includes
First coaxial cable, the second coaxial cable, plug terminal, the first external extension lead, second
External extension lead, the 3rd external extension lead, the 4th external extension lead, the first screen layer
With secondary shielding layer.Wherein, the first screen layer is arranged on outside the first external extension lead and second
Connect the outside of extension lead, be wrapped in the first external extension lead and the second external extension lead；
Secondary shielding layer is arranged on the 3rd external extension lead and the outside of the 4th external extension lead, bag
Wrap up in the 3rd external extension lead and the 4th external extension lead.Visible, this induction antenna sets
Being equipped with the first screen layer and secondary shielding layer, the first screen layer is to the first external extension lead and
The outside sensing of two external extension leads shields, and the 3rd external prolongation is led by secondary shielding layer
The outside sensing of line and the 4th external extension lead shields, and so masks human body near the
The capacitance variations that one external extended line wire and the second external extension lead cause, also masks people
The capacitance variations that body causes near the 3rd external extension lead and the 4th external extension lead, the most logical
Cross two screen layers and mask human body between the external extension lead that external extension lead causes
Capacitance variations, so when human body carries out kick at automobile tail gate, human body is near external
Extension lead, will not make the electric capacity between external extension lead produce change, not have sensing
Device produces erroneous judgement, so this induction antenna realizes effectively shielding human body and draws near external extension lead
The capacitance variation risen, thus avoids the erroneous judgement of sensor, and be effectively improved induction antenna can
By property.
Above a kind of induction antenna provided by the utility model is described in detail.Herein
In apply specific case principle of the present utility model and embodiment be set forth, above
The explanation of embodiment is only intended to help to understand method of the present utility model and core concept thereof.Should
When pointing out, for those skilled in the art, without departing from this utility model
On the premise of principle, it is also possible to this utility model is carried out some improvement and modification, these improve
Also fall in this utility model scope of the claims with modification.
Claims (6)
1. an induction antenna, it is characterised in that be applied to automobile rear bumper, including:
First coaxial cable；The be connected first external extension lead with described first coaxial cable
With the second external extension lead；It is arranged on described first external extension lead and the second external prolongation
The outside of wire, is wrapped in the of described first external extension lead and the second external extension lead
One screen layer；
Second coaxial cable；The 3rd external extension lead being connected with described second coaxial cable
With the 4th external extension lead；It is arranged on described 3rd external extension lead and the 4th external prolongation
The outside of wire, is wrapped in the of described 3rd external extension lead and the 4th external extension lead
Two screen layers；
Lead with described first external extension lead, the second external extension lead, the 3rd external prolongation
The plug terminal that line and the 4th external extension lead are connected.
2. induction antenna as claimed in claim 1, it is characterised in that described first external
The screen layer of extension lead and the first coaxial cable is connected, described second external extension lead and the
The copper core of one coaxial cable is connected.
3. induction antenna as claimed in claim 1, it is characterised in that described 3rd external
The screen layer of extension lead and the second coaxial cable is connected, described 4th external extension lead and the
The copper core of two coaxial cables is connected.
4. induction antenna as claimed in claim 1, it is characterised in that described first external
Extension lead, the second external extension lead, the 3rd external extension lead and the 4th external prolongation are led
Line is automobile line wire.
5. induction antenna as claimed in claim 1, it is characterised in that described first shielding
Layer and secondary shielding layer are the mesh shields layer of proof copper-wire braided.
6. the induction antenna as described in any one in claim 1 to 5, described first screen
Cover layer to be connected with the negative pole of secondary shielding layer with described plug terminal, the negative pole of described plug terminal
The power supply ground of the sensor for being electrically connected with described induction antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366737.XU CN205706533U (en) | 2016-04-27 | 2016-04-27 | A kind of induction antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366737.XU CN205706533U (en) | 2016-04-27 | 2016-04-27 | A kind of induction antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205706533U true CN205706533U (en) | 2016-11-23 |
Family
ID=57290894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620366737.XU Expired - Fee Related CN205706533U (en) | 2016-04-27 | 2016-04-27 | A kind of induction antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205706533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724631A (en) * | 2019-02-02 | 2019-05-07 | 上海纳恩汽车技术有限公司 | A kind of new-type kicking sensor capacitive sensing band |
-
2016
- 2016-04-27 CN CN201620366737.XU patent/CN205706533U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724631A (en) * | 2019-02-02 | 2019-05-07 | 上海纳恩汽车技术有限公司 | A kind of new-type kicking sensor capacitive sensing band |
| CN109724631B (en) * | 2019-02-02 | 2024-02-27 | 上海纳恩汽车技术股份有限公司 | Novel capacitive sensing belt of foot-kicking sensor |
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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: 20161123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |