CN112389172A - Kick sensor structure - Google Patents
Kick sensor structure Download PDFInfo
- Publication number
- CN112389172A CN112389172A CN202011375111.2A CN202011375111A CN112389172A CN 112389172 A CN112389172 A CN 112389172A CN 202011375111 A CN202011375111 A CN 202011375111A CN 112389172 A CN112389172 A CN 112389172A
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- China
- Prior art keywords
- conductive
- controller
- sensor structure
- carbon fiber
- electrically connected
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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.)
- Pending
Links
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 32
- 239000004917 carbon fiber Substances 0.000 claims abstract description 32
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000002131 composite material Substances 0.000 claims abstract description 10
- 230000005611 electricity Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 230000006698 induction Effects 0.000 abstract description 13
- 239000004020 conductor Substances 0.000 abstract description 3
- 238000005034 decoration Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/10—Doors arranged at the vehicle rear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/10—Doors arranged at the vehicle rear
- B60J5/101—Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans
- B60J5/107—Doors arranged at the vehicle rear for non-load transporting vehicles, i.e. family cars including vans constructional details, e.g. about door frame, panels, materials used, reinforcements
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a kick sensor structure, which comprises a controller and is characterized by further comprising two conductive plates which are arranged at the tail part of an automobile and used for decoration, wherein one induction end of the controller is electrically connected with one conductive plate, the other induction end of the controller is electrically connected with the other conductive plate, and normal kick action is recognized through judgment of change of capacitance signals acquired by the two conductive plates. According to the invention, the conductive material, especially the carbon fiber composite material is used for replacing the induction antenna, on the premise of not changing the shape of the whole vehicle, the conductive characteristic of the carbon fiber is skillfully utilized and directly used as an induction source to induce the kicking action, the induction intensity is not shielded, and the kicking function is realized.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to a kick sensor structure for opening an automobile tail door.
Background
In modern society, automobiles are the most commonly used transportation means, basic performances such as safety, energy conservation, comfort, convenience and the like become essential elements and conditions, and the requirement on humanization is higher and higher, so that how to improve the humanization performance is the trend of automobile electronic development.
At present, be furnished with electronic back door in many high distribution vehicle models on the market, it all adopts in the system integration to have foot to play sensor, various switch and electric spring, through the input of switch and foot to play the sensor, utilizes the automatic switching mode of opening or closing of electric spring drive back door. The mode is mainly used for the user to do trampling action with one foot when both hands are inconvenient (if both hands carry things), and the sensor inputs the trampling action to the controller after testing, and then controls the back door to be opened or closed.
Referring to fig. 1 and 2, in a conventional capacitive kick sensor, two sensing antennas are generally disposed inside a rear bumper 1 of an automobile and are divided into an upper sensing antenna 2 and a lower sensing antenna 3, the upper sensing antenna 2 and the lower sensing antenna 3 are connected to a controller 4, and kicking actions of a person are identified according to sensed capacitance variation trends, sensed capacitance variation sequences and the like.
With the recent introduction of small cars into thousands of households, the market of domestic cars is greatly expanded, and the requirements of people on vehicle materials are higher and higher. The carbon fiber material has the advantages of high strength, low weight, attractive appearance and the like, and is increasingly used on automobiles. Referring to fig. 3 and 4, the upper sensing antenna 2 and the lower sensing antenna 3 of the original capacitive kick sensor are shielded by the carbon fiber guard plates 5 and 6 made of two carbon fiber materials installed on the rear bumper 1 of the automobile, so that the function cannot be normally realized.
Disclosure of Invention
The invention aims to solve the technical problem of providing a kick sensor structure, which utilizes the conductivity of a carbon fiber decorative guard plate at the tail part of an automobile to serve as an induction antenna of the kick sensor, connects the carbon fiber decorative guard plate to the kick sensor through a wire harness under the condition of not changing the rear protective shape of the automobile and not increasing the cost, utilizes the conductivity to replace the original induction antenna, realizes the induction of the peripheral capacitance change, judges the kick action by utilizing the tiny capacitance change caused when a human kick approaches the induction antenna, and sends a kick effective signal to the whole automobile.
The technical problem to be solved by the invention can be realized by the following technical scheme:
the utility model provides a sensor structure is played to foot, includes the controller, its characterized in that still includes the configuration at the car afterbody, be used for playing two current conducting plates of decorative effect, a response end of controller is connected with one of them current conducting plate electricity, and another response end is connected with another current conducting plate electricity, judges through the change of gathering capacitance signal to two current conducting plates, realizes discerning normal foot and plays the action.
In a preferred embodiment of the present invention, the controller further includes an upper sensing antenna and a lower sensing antenna, wherein one end of the upper sensing antenna is electrically connected to one sensing terminal of the controller, the other end of the upper sensing antenna is electrically connected to one conductive plate, one end of the lower sensing antenna is electrically connected to the other sensing terminal of the controller, and the other end of the lower sensing antenna is electrically connected to the other conductive plate.
In a preferred embodiment of the present invention, the two conductive plates are disposed on the left and right sides or the upper and lower sides of the rear portion of the vehicle.
In a preferred embodiment of the invention, both conductive plates are made of carbon fiber composite material.
In a preferred embodiment of the present invention, the two conductive plates are directly formed on the rear bumper of the automobile, and the two conductive plates are not directly and electrically connected with each other, and only form a signal loop through the controller.
In a preferred embodiment of the present invention, the rear bumper is made of a carbon fiber composite material, two conductive areas are respectively disposed on the rear bumper made of the carbon fiber composite material, each conductive area is a conductive plate, and the two conductive areas are not directly in conductive communication with each other, and only form a signal loop through the controller.
By adopting the technical scheme, the inductive antenna is replaced by the conductive material, particularly the carbon fiber composite material, so that the conductive characteristic of the carbon fiber is skillfully utilized and directly used as an inductive source to induce the kicking action on the premise of not changing the shape of the whole vehicle, the induction strength is not shielded, and the kicking function is realized.
The invention uses the conductive property of the carbon fiber to replace the antenna of the original kick sensor. The problem of original scheme response direction shielded by carbon fiber has mainly been solved, under the figurative prerequisite is protected after not changing, directly plays as antenna response foot with the carbon fiber, along with carbon fiber material's continuous use, uses scene meeting greatly increased.
According to the invention, the conductivity of the carbon fiber is utilized, the carbon fiber is creatively used as an induction antenna to be connected to the controller in the kick sensor, when the carbon fiber is used as the induction antenna, the shielding effect cannot occur, the capacitance change of a human body when approaching can be effectively acquired through the carbon fiber plate, and the kick function which cannot be realized by the old scheme is realized.
According to the invention, the change judgment of the capacitance signals acquired by the two conductive plates is used for realizing the recognition of normal kicking actions, and false triggering under abnormal conditions is shielded through algorithms such as triggering time, intensity, integral, sequence and the like.
Drawings
Fig. 1 is a schematic structural diagram of a conventional capacitive kick sensor.
Fig. 2 is a schematic view of a conventional capacitive kick sensor mounted on a rear bumper.
Fig. 3 is a schematic structural view of a conventional rear bumper of an automobile, on which a carbon fiber guard plate is mounted.
Fig. 4 is a schematic diagram illustrating the principle of a conventional capacitive kick sensor shielded by a carbon fiber guard.
Fig. 5 is a schematic diagram of the structure of the kick sensor of the present invention.
Fig. 6 is a schematic structural view of the kick sensor structure of the present invention mounted on a rear bumper.
Fig. 7 is a schematic connection diagram of an embodiment of the kick sensor structure according to the present invention.
Detailed Description
The invention is further described below in conjunction with the appended drawings and detailed description.
Referring to fig. 5, the kick sensor structure shown in the figure comprises a controller 4, and further comprises two conductive plates 7 and 8 (see fig. 6) arranged at the tail of an automobile and used for decoration, wherein one sensing end 4a of the controller 4 is electrically connected with one conductive plate 7, the other sensing end 4b is electrically connected with the other conductive plate 8, normal kick action is recognized through judgment of change of capacitance signals acquired by the two conductive plates 7 and 8, and false triggering under abnormal conditions is shielded through algorithms such as triggering time, intensity, integral and sequence.
The conductive plates 7, 8 do not play a decorative role and can be used to replace the existing induction antenna due to their conductivity. The two conductive plates 7 and 8 are made of carbon fiber composite materials, certainly, the carbon fiber composite materials are not limited to carbon fiber materials, and other conductive materials on the rear protective molding can achieve the function.
The two conductive plates 7 and 8 are respectively arranged on the left side and the right side or the upper side and the lower side of the tail part of the automobile, and the specific positions can be determined according to the decoration requirements of the tail part of the automobile. Referring to fig. 6, the other two conductive plates 7, 8 are directly formed on the rear bumper 1, and the two conductive plates 7, 8 are not directly and electrically connected with each other, and only form a signal loop through the controller 4.
Referring to fig. 6 and 7, the kick sensor structure of the present invention further includes an upper sensing antenna 2 and a lower sensing antenna 3, wherein one end of the upper sensing antenna 2 is electrically connected to one sensing terminal 4a of the controller 4, the other end of the upper sensing antenna 2 is electrically connected to one conductive plate 7, one end of the lower sensing antenna 3 is electrically connected to the other sensing terminal 4b of the controller 4, and the other end of the lower sensing antenna 3 is electrically connected to the other conductive plate 8.
When rear bumper is a monoblock carbon fiber board, if the sports car, then through changing the carbon fiber board overall arrangement, with the whole carbon fiber board in the middle of the electrically conductive region that divides two parts carbon fiber constitution that do not link with other parts, each electrically conductive region is a current conducting plate, uses as the antenna, and direct electrically conductive UNICOM is not between two electrically conductive regions, can only pass through the controller constitutes signal loop. Under the condition that the appearance is basically not changed, normal kicking actions are recognized through the change judgment of capacitance signals acquired by the two carbon fiber conductive areas, and false triggering under abnormal conditions is shielded through algorithms such as triggering time, intensity, integral and sequence.
Claims (6)
1. The utility model provides a sensor structure is played to foot, includes the controller, its characterized in that still includes the configuration at the car afterbody, be used for playing two current conducting plates of decorative effect, a response end of controller is connected with one of them current conducting plate electricity, and another response end is connected with another current conducting plate electricity, judges through the change of gathering capacitance signal to two current conducting plates, realizes discerning normal foot and plays the action.
2. The kick sensor structure of claim 1, further comprising an upper sensing antenna and a lower sensing antenna, wherein one end of the upper sensing antenna is electrically connected to one sensing terminal of the controller, the other end of the upper sensing antenna is electrically connected to one conductive plate, one end of the lower sensing antenna is electrically connected to the other sensing terminal of the controller, and the other end of the lower sensing antenna is electrically connected to the other conductive plate.
3. The kick sensor structure of claim 1 or 2, wherein two conductive plates are provided on the left and right sides or the upper and lower sides of the rear portion of the vehicle.
4. A kick sensor structure according to claim 3, wherein the two conductive plates are made of carbon fibre composite material.
5. A kick sensor structure according to claim 3, wherein the two conductive plates are formed directly on the rear bumper of the vehicle, and the two conductive plates are not in direct conductive communication with each other, and only form a signal loop through the controller.
6. A kick sensor structure according to claim 3, wherein the rear bumper is made of carbon fiber composite, and two conductive areas are respectively formed on the rear bumper made of carbon fiber composite, each conductive area is a conductive plate, and the two conductive areas are not in direct conductive communication with each other, and only form a signal loop through the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011375111.2A CN112389172A (en) | 2020-11-30 | 2020-11-30 | Kick sensor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011375111.2A CN112389172A (en) | 2020-11-30 | 2020-11-30 | Kick sensor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112389172A true CN112389172A (en) | 2021-02-23 |
Family
ID=74605650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011375111.2A Pending CN112389172A (en) | 2020-11-30 | 2020-11-30 | Kick sensor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112389172A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114865273A (en) * | 2022-03-01 | 2022-08-05 | 东方久乐汽车电子（上海）股份有限公司 | Non-contact sensor for automobile tail gate |
| CN115047541A (en) * | 2022-03-01 | 2022-09-13 | 东方久乐汽车电子（上海）股份有限公司 | Induction signal simulation method and device for kick sensor |
| JP7482074B2 (en) | 2021-03-29 | 2024-05-13 | ミネベアアクセスソリューションズ株式会社 | Motion detector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120069486A1 (en) * | 2009-06-08 | 2012-03-22 | Kings Metal Fiber Technologies Co., Ltd. | Fabric connector for sensing object proximity |
| CN103427150A (en) * | 2012-05-10 | 2013-12-04 | 苹果公司 | Antenna and proximity sensor structures having printed circuit and dielectric carrier layers |
| CN108973844A (en) * | 2017-04-18 | 2018-12-11 | 福特全球技术公司 | Capacitance sensor and switch block with decoration conductive component |
| CN111252033A (en) * | 2020-02-26 | 2020-06-09 | 新立科技股份有限公司 | Automobile tail door kick recognition system and method |
| CN214028167U (en) * | 2020-11-30 | 2021-08-24 | 东方久乐汽车电子（上海）股份有限公司 | Kick sensor structure |
-
2020
- 2020-11-30 CN CN202011375111.2A patent/CN112389172A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120069486A1 (en) * | 2009-06-08 | 2012-03-22 | Kings Metal Fiber Technologies Co., Ltd. | Fabric connector for sensing object proximity |
| CN103427150A (en) * | 2012-05-10 | 2013-12-04 | 苹果公司 | Antenna and proximity sensor structures having printed circuit and dielectric carrier layers |
| CN108973844A (en) * | 2017-04-18 | 2018-12-11 | 福特全球技术公司 | Capacitance sensor and switch block with decoration conductive component |
| CN111252033A (en) * | 2020-02-26 | 2020-06-09 | 新立科技股份有限公司 | Automobile tail door kick recognition system and method |
| CN214028167U (en) * | 2020-11-30 | 2021-08-24 | 东方久乐汽车电子（上海）股份有限公司 | Kick sensor structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7482074B2 (en) | 2021-03-29 | 2024-05-13 | ミネベアアクセスソリューションズ株式会社 | Motion detector |
| CN114865273A (en) * | 2022-03-01 | 2022-08-05 | 东方久乐汽车电子（上海）股份有限公司 | Non-contact sensor for automobile tail gate |
| CN115047541A (en) * | 2022-03-01 | 2022-09-13 | 东方久乐汽车电子（上海）股份有限公司 | Induction signal simulation method and device for kick sensor |
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