CN205123704U - Matrix type force transducer controlling element - Google Patents
Matrix type force transducer controlling element Download PDFInfo
- Publication number
- CN205123704U CN205123704U CN201520774879.5U CN201520774879U CN205123704U CN 205123704 U CN205123704 U CN 205123704U CN 201520774879 U CN201520774879 U CN 201520774879U CN 205123704 U CN205123704 U CN 205123704U
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- Prior art keywords
- receiving
- control element
- force
- matrix
- element according
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/975—Switches controlled by moving an element forming part of the switch using a capacitive movable element
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
- G01L1/142—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors
- G01L1/146—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors for measuring force distributions, e.g. using force arrays
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/22—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers
- G01L5/226—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers to manipulators, e.g. the force due to gripping
- G01L5/228—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers to manipulators, e.g. the force due to gripping using tactile array force sensors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/965—Switches controlled by moving an element forming part of the switch
- H03K2217/9651—Switches controlled by moving an element forming part of the switch the moving element acting on a force, e.g. pressure sensitive element
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Push-Button Switches (AREA)
- Mechanical Control Devices (AREA)
Abstract
The utility model relates to a controlling element (1), include can make a round trip pivoted receiving -member (6), base (2) and matrix (3) constituteed by capacitive character force transducer (4), these parts act on receiving -member (6), wherein, matrix (3) compriseed capacitive character force transducer (4) are settled between receiving -member (6) and base (2) to press sheet -like material layer column structure (5) equipment. An object of the utility model is to provide a high integrated controlling element especially successfully researches and develops one kind and small and have a functional controlling element of a large amount of switch function.
Description
Technical field
The present invention relates to matrix type force snesor control element.
Background technology
In general, control element needs only by the quite a large amount of switch function of a receiving-member process.On the other hand, the operating reliability of height must be ensured, therefore require that receiving-member possesses accurate location recognition.Under normal circumstances, utilize the project organization of relative complex to realize this performance requirement, accordingly, considerably increase the volume of control element, too increase the weight of control element.Particularly in motor vehicle manufacturing industry, this solution can not meet anticipated demand.
Summary of the invention
The object of the invention is, the control element that a kind of height is integrated is provided, particularly successfully research and develop a kind of volume little and there is the functional control element of a large amount of switch function.The described control element met in claim achieves this target.Each content listed during project organization advantage meets the demands.Application advantage meets content listed in application requirement equally.
The present invention relates to a kind of control element, be particularly applied to the control element of automotive field.Control element according to the invention has installed one minimumly in both rotational directions, such as, in four rotation directions, can carry out the receiving-member of back rotation.According to this make, in all rotation directions, the rotation path between dead-center position and each maximum position, its size is less than 5.0 millimeters, is preferably less than 3.0 millimeters, is more preferably less than 1.0 millimeters, is most preferably less than 0.5 millimeter.
Control element according to the invention, the further predetermined set matrix be made up of capacitive force sensor, receiving-member acts on this matrix.Force snesor for measuring active force matrix, i.e. the distribution situation of active force suffered by receiving-member.Matrix is made up of multiple force snesor, such as two force snesor of arranged in series, or three of rounded projections arranged force snesor, prioritizing selection applies the arrangement mode of four transducers.Such as, predetermined set processing unit, for the active force matrix of the active force measured matrix and predetermined set is compared, by the minimum compatibility of the active force matrix of the active force matrix that measures and predetermined set, for control element provides an electronic switch function.
Such as the active force matrix of I haven't seen you for ages the preset different electronic switch function of predetermined installation two, it receives two complete rightabout active forces separately and/or receive the completely relative active force in two positions on receiving-member.Thus the present invention can realize multiple switch function only by a receiving-member.
Preferential predetermined set four active force matrixes, preset four switch functions, make four receive direction orthogonal arrangement of receiving-member.Such as the foundation of arrangement is: between the special section of specified matrix value, the force sensor measuring value attached by it reaches requirement.
Control element according to the invention comprises a pedestal, and force snesor matrix is arranged between receiving-member and pedestal.Such as receiving-member " floats " placement, by being positioned at the force snesor supporting on pedestal.Such as pedestal is exactly one piece of circuit board.
In order to reach the object reducing volume, force snesor matrix according to the invention is assembled with layer structure.Such as in Layer by layer assembly structure, comprise one deck conductive layer, this layer is as the common pellet electrode of institute's force sensor.Such as, be each sensor setting zero potential current potential (being referred to as " single-ended measurement ") at often pair of ate electrode.Such as conductive layer is layer of metal layer.In certain design, each transducer, by arranging accordingly on this matrix, is used for being electrically connected in particulate metal coating of circuit board surface, and the insulating barrier of penetrating metal layer arrangement, and therebetween through one deck separator.In order to ensure the elastic recoil of metal level, in structural design, do a separate layer with this type of firm on an equal basis chemical material, such as, the ring mentioned in separator definition.
By structural design according to the invention, provide the control element of a kind of high integration and small in volume, there is multiple switch function functional simultaneously.Arrangement mode according to the invention, each switch function by the arrangement mode of the active force of the antipodal active force of both direction and/or two diverse locations, further for the multifunctionality of this control element provides the circuit of high reliability.Owing to measuring active force by matrix type structure, control element according to the invention almost can carry out arbitrarily expansion project organization (modular design principle).By designing stressed change curve and the path change curve of receiving-member, can arbitrarily adjust putting in order of force snesor.
Owing to meeting the arrangement mode of the present invention between circuit functionality and mechanics identification, this control element responds to passivation for polluter, and this control element especially possesses fixing simple and easy movement value and Electro-static Driven Comb.
According to the predetermined set of arbitrary decision design structure, in one group of just in time relative antipodal situation of force snesor Impact direction, such as, a discernible pressure force puts on a force snesor, and a discernible pulling force active force or discernible release force put on another just in time relative with it force snesor, the active force matrix of this design produces a switch function by processing unit.In this way, because receiving the stressed change requirement between switch function by two force snesor, thus improve the reliability of the switch function of control element according to the invention.
Receiving-member preferentially illustrates a three-dimensional design.Such as receiving-member relates to a button.Prioritizing selection uses the knob of band rotary actuator, wherein, can arrange other switching function or controlling functions in rotary actuator.
Decision design force snesor, for measuring pulling force active force and pressure force.Therefore, in arbitrary project organization, the predetermined set coupling part of a constant force and pressure between receiving-member and force snesor.Such as, determine that receiving-member is connected with force snesor by external force or material, such as, pass through adhesive layer.Alternatively project organization, stressed between receiving-member and force snesor acts on dead-center position place, thus the working point of given each force snesor, make each force snesor in running order, when unloaded and load and the pulling force therefore produced and pressure, at least in an operation interval, dead-center position is measured.
Decision design processing unit, when institute's force sensor is subject to collateral action power, such as, apply a corresponding pressure force, or apply a corresponding pulling force active force, and when all exceeding set-point, this type of force snesor matrix does not produce switch function.
Preferential predetermined set four with the force snesor matrix of different electronic switch function, its four force directions when receiving mutually the vertical and/or application point of active force on receiving-member in quadrangle arrangement.
According to arbitrary decision design structure, when the antipodal direction of active force puts on one group of just in time relative force snesor, such as, when a pressure force puts on a force snesor, a pulling force active force puts on force snesor just in time relative with it, and when all exceeding set-point, designed processing unit just can produce the switch function of a force snesor matrix.
Such as carry out predetermined set, if only applying pressure force or pulling force active force to institute's force sensor, if all do not exceed set-point, processing unit then can not produce switch function.
According to other project organization arbitrary, when walking abreast applying active force to institute's force sensor, such as, apply a corresponding pressure force, or apply a corresponding pulling force active force, and when all exceeding set-point, designed processing unit just can produce another switch function of a force snesor matrix.By applying the parallel switch function firmly produced to all the sensors, can realize " propelling " function, wherein, affiliated switch function is different from the switch function received belonging to turn signal.
In order to avoid functionality errors, according to the project organization of another kind of force snesor matrix, if stressed size all exceeds set-point respectively on related sensor, only have when active force or be antipodally applied on just in time relative force snesor, or parallel when being applied on just in time relative force snesor, just can produce switch function.
In a kind of project organization of this control unit, force snesor matrix Common arrangements on a surface, prioritizing selection even curface.
According to another kind of project organization, nestle up receiving-member or on receiving-member, one or other electrode are installed and are used for approximate identification and/or touch recognition, preferentially select the approximate identification of capacitive character and/or touch recognition, and devise electronic processing unit, for approximate identification and/or touch recognition produce another switch function, such as, for the switch function in active force defined matrix provides a preview function, for display or monitoring function performance.Receiving-member upper surface has layer of metal layer, such as, completed by electrodeposited coating or other coatings near surface.This additional recognition function provides preview function.
According to another kind of project organization, realized by one or more electrode, prioritizing selection capacitive character, such as, when being detected by touch recognition verification process unit authenticity, when additionally recognizing touch, then only produce a switch function of active force matrix.
According to another kind of project organization, by immediately eliminating, predetermined set one group of electrode arranged, as sensing touch input point, identifies that contact detects to meet authenticity.Such as only at the assigned address of active force matrix, active force identifies to contact to receiving-member and instant elimination and produces transmission to receiving-member, just can produce switch function.
The invention further relates to the application in motor vehicle industry of a kind of embodiment that this control element mentions in the foregoing description, especially for electrical adjustment seat or reflective mirror, car door locking device and/or regulate vehicle window.
Accompanying drawing explanation
By by following legend, the present invention is set forth in more detail.Shown legend, only for illustrating, show only a kind of leading embodiment form.Shown legend comprises:
Fig. 1 is the side perspective view of the embodiment of control element according to the invention;
Fig. 2 is the sectional view meeting the embodiment of arrangement mode of the present invention shown in Fig. 1;
Fig. 3 is the detailed view meeting the sectional view of the embodiment of arrangement mode of the present invention shown in fig. 2;
Fig. 4 is the exploded view of the embodiment of control element according to the invention shown in FIG.
Embodiment
Fig. 1 to Fig. 4 illustrates the leading embodiment of a control element 1 according to the invention.Control element 1 according to the invention shows the receiving-member 6 of a button-like.Receiving-member 6 shows to be installed on the base 2, and can carry out back rotation in interval 13, its upper surface is not smooth touch face.This upper surface shows possesses obvious cross sense of touch.Receiving-member 6 shows further, has installed a rotating reception ring 8, therefore by described recognition unit, need not can produce switch function or control function by Rotation of receiver ring 8 in interval 13.Shield 14 has been settled in advance around receiving-member 6.Being positioned under receiving-member 6 is the layer structure 5 of this control element, for identifying the turn signal of receiving-member 6, successfully can be identified the rotation of receiving-member 6 by active force identification.The mounting structure of control element 1 described herein, sets forth in follow-up Fig. 2 and Fig. 3.
Receiving-member 6 illustrates a center button 10.Center button 10 for receiving ring 8 and provide support on ball bearing 11 and as its rotary support, and provides groove 15 further, for being engaged tripping spring 9, provides haptic signal to feed back when rotation receives ring 8.When reception turn signal, center button 10 either direction in four rotation directions of receiving-member 6, by four projections 16 shown in Fig. 4, rotates four swing arm 7a of intermediate member 7.The matrix 3 be made up of capacitive force sensor 4 is set, for recognition reaction power.Show layer structure 5, it is arranged between pedestal 2 and receiving-member 6, particularly intermediate member 7.Layer structure 5 illustrates upper metal layers 5a.With swing arm 7a arranged adjacent, and carry out elastic deformation by its spherical design and have an effect.Metal level 5a and electrode 5d forms and measures electric capacity, composition capacitive force sensor 4.Electrode 5d is mounted in the metal level in certain interval above circuit board 5c, and 5d is adjacent with empty 5e, and 5e is between metal level 5a and corresponding electrode 5d.Single empty 5e is penetrated by annular solid chemical material 5f and is formed, by the predetermined insulating barrier 5b be placed between metal level 5a and circuit board 5c.The reception F formed is rotated by receiving-member 6
b, cause metal level 5a elastic deformation to produce power F
s, cause the change of measuring electric capacity on the other hand, it is by processing unit 17, and being electrically connected with electrode 5d, is discernible.Because on the dead-center position of receiving-member 6, particularly receiving-member 6 and swing arm 7a and force snesor 4, especially metal level 5a elastic force balance, in four possible directions are rotated, the change of each power can be identified by two just in time relative force snesor, its force direction is different, as power F clear and definite in earlier figures 2
she – F
s.If active force is applied on two just in time relative force snesor 4 with predetermined increment, then processing unit 17 produces switch function.By forcing the corresponding stressed change of two force snesor 4 to produce switch function, the high reliability of control element according to the invention will be reached.
Claims (9)
1. control element (1), comprise the receiving-member (6) that can carry out back rotation, pedestal (2) and the matrix (3) be made up of capacitive force sensor (4), these parts act on receiving-member (6); Wherein, the matrix (3) be made up of capacitive force sensor (4) is placed between receiving-member (6) and pedestal (2), and presses sheet shape material material layer structure (5) assembling.
2. control element according to claim 1 (1), is characterized in that, receiving-member (6) can rotate back and forth after installing on four direction.
3. control element according to claim 1 and 2 (1), it is characterized in that, described receiving-member (6) acts on each force snesor (4), stressed to the direction of each force snesor (4) at the dead-center position of receiving-member (6).
4. control element according to claim 1 and 2 (1), is characterized in that, the mode that is fixedly connected that predetermined set can not pull or compress between receiving-member (6) and force snesor (4).
5. control element according to claim 1 (1), is characterized in that, its rotation path in all rotation directions between dead-center position and each maximum displacement, size is less than 5.0 millimeters.
6. control element according to claim 1 (1), is characterized in that, the matrix (3) be made up of force snesor (4) is settled at grade.
7. control element according to claim 5 (1), is characterized in that, its rotation path in all rotation directions between dead-center position and each maximum displacement, size is less than 3.0 millimeters.
8. control element according to claim 5 (1), is characterized in that, its rotation path in all rotation directions between dead-center position and each maximum displacement, size is less than 1.0 millimeters.
9. control element according to claim 5 (1), is characterized in that, its rotation path in all rotation directions between dead-center position and each maximum displacement, size is less than 0.5 millimeter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014114247.0 | 2014-09-30 | ||
| DE102014114247 | 2014-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205123704U true CN205123704U (en) | 2016-03-30 |
Family
ID=55485990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520774879.5U Active CN205123704U (en) | 2014-09-30 | 2015-09-30 | Matrix type force transducer controlling element |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN205123704U (en) |
| DE (1) | DE102015116290B4 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261010A (en) * | 2018-03-12 | 2019-09-20 | 兰州理工大学 | A kind of portable remote device for measuring force |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016015835B4 (en) | 2016-05-04 | 2024-04-25 | Preh Gmbh | Input device with function activation or control and adjustment by capacitive touch detection depending on a capacitively measured actuation force |
| DE102017113660B3 (en) * | 2017-06-21 | 2018-10-25 | Trw Automotive Electronics & Components Gmbh | Motor vehicle operating device |
| DE102022130496B3 (en) | 2022-11-17 | 2024-01-11 | Preh Gmbh | Input device with a flat actuating part forming an array of actuating surfaces and associated use |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4121730B2 (en) | 2001-01-19 | 2008-07-23 | 富士通コンポーネント株式会社 | Pointing device and portable information device |
| CN101142470A (en) | 2005-03-18 | 2008-03-12 | 新田株式会社 | Static capaitance type sensor |
| JP2006337070A (en) | 2005-05-31 | 2006-12-14 | Nitta Ind Corp | Capacitance type sensor |
| WO2013020236A1 (en) | 2011-08-08 | 2013-02-14 | Optotune Ag | Input device |
-
2015
- 2015-09-25 DE DE102015116290.3A patent/DE102015116290B4/en active Active
- 2015-09-30 CN CN201520774879.5U patent/CN205123704U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261010A (en) * | 2018-03-12 | 2019-09-20 | 兰州理工大学 | A kind of portable remote device for measuring force |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102015116290B4 (en) | 2021-11-04 |
| DE102015116290A1 (en) | 2016-03-31 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |