A kind of touch display screen upper knob structureTechnical field
The utility model relates to the knob structure field of vehicle mounted multimedia, in particular to a kind of touch display screen upper knob knotStructure.
Background technique
Major part automotive interior electronic product all passes through knob or button operation at present, but with large scale display screenIn the extensive use of automotive interior electronic product, interior trim moulding proposes new demand to the design of knob.Due to aobvious in touchThe physics feel of traditional structure as knob or key is difficult to realize on display screen curtain, and realize on the screen its function withoutPerson ignorant of the law's operation, there are some potential safety problemss, therefore can not be touched completely using display screen and replace traditional knob or keyStructure.
Traditional knob itself is due to the complexity of its structure, and knob center is generally also equipped with key, usually integrallyIt is assemblied on panel or on PCBA, the cover board on surface needs whole hollow processing.This will occupy very big space.And in big rulerOn very little display screen, because the limitation of display screen, is not easy to as knob aperture.Therefore conventional structure, generally requires and avoids showingShield position, can not be arranged to especially close from display screen display area, influences the experience of user.In order to preferably show that content is wholeIt closes on main display, embodies integrated effect, need to accomplish to be suspended in knob on display screen cover board, hollow out among knob,It can be seen that the information that display screen is shown.
It is suspended on display screen cover board that there are no solutions for modeling structure for button at present.Knob and display screen it is goodIn conjunction with coexisting, become the bigger difficult point of current Automobile Electronic Industry.
Summary of the invention
In order to solve the above-mentioned technical problem the utility model, provides a kind of touch display screen upper knob structure.
A kind of touch display screen upper knob structure, including the knob pedestal being fixedly connected on display touch screen visible areaAnd knob cap, the knob cap are clamped with the knob pedestal and can be described using the knob pedestal as axle center moving rotaryThe bottom surface of knob cap periphery is provided with the touch conductor contacted with the display touch screen；The knob cap and the clamping of knob pedestalFeel model configuration is provided in the inner space of formation.
Further, feel model configuration include be fixed on double wedge ring on the inside of the knob cap and with the double wedge ringThe elastic parts of cooperation, the elastic parts are fixed on the knob pedestal；The ring body side wall of the double wedge ring is radiallyEquipped with continuous recess or protrusion.
Further, the elastic parts includes the support ring being fixedly connected with the knob pedestal, is fixed on the branchAccommodating cavity in mounting ring and the flexible lug boss being arranged in the accommodating cavity, it is convex described in the flexible lug boss faceThe recess or protrusion of ring gear.
Further, the flexible lug boss includes metal balls and the spring that is connected with metal balls, the spring oneEnd be connected with accommodating cavity, the other end is abutted against with metal balls, and described metal balls one end is abutted with spring, the other end with it is convexRing gear abuts against.
Further, the quantity of the flexible lug boss be at least two, when quantity be two make two it is described stretch it is convexThe portion of rising is oppositely arranged along bracket ring diameter.
Further, the knob cap and knob pedestal are circular design.
Further, the knob cap includes that outer ledge is good conductor and is conductively connected with the touch conductor.
Further, the knob cap includes knob shell and knob body, and the double wedge ring setting is being revolved describedOn the inside of button ontology, the knob shell and the touch conductor unitary design.
Further, it is binded between the knob pedestal and the display touch screen by double-sided adhesive.
The beneficial effect played of the utility model includes:
1, any position placement of mechanical structure knob among current large scale display screen viewing area is creatively realized,Realize the perfect combination of tradition machinery knob-operated and novel capacitor touch control operation with the experience of good user's feel.
2, it solves that traditional design cannot achieve display screen among knob and main body display screen shares, realizes that integration is aobviousThe problem of showing effect.Not only the technical need of appearance consistency had been met, but also because not having to that a set of LCD mould is used alone among knobBlock and effectively reduce display unit cost.
3, hollow out among knob can be seen that the information that display screen is shown, display content be preferably integrated into main displayOn, embody the integrated effect of display and operation.There is key in knob medium design, user is facilitated to confirm selected functionOperation, while special information is shown among knob.
4, the convenient installation of knob assembly and display screen is realized, display screen does not have to intermediate aperture, can be according to client's mouldingDemand, the position of flexible arrangement knob on a display screen.
5, the function that knob and key are realized by less mechanical material is not needed using special encoder, noPhotoelectric detection switch is needed, PCB component is not needed, electrical connection FFC is not needed, does not need screw, do not need to panel cut out.Significantly reduce Material Cost and manufacturing cost.Meanwhile very well solving the problems, such as touch panel waterproof and dustproof.
Detailed description of the invention
Fig. 1 is the structure principle chart in the utility model embodiment 1.
Fig. 2 is the structural principle explosive view in the utility model embodiment 1.
Fig. 3 is the feel model configuration schematic diagram in the utility model embodiment 2.
Fig. 4 is the button cap perspective view of the explosion in the utility model embodiment 2.
Fig. 5 is the elastic parts structural schematic diagram in the utility model embodiment 2.
Wherein, knob pedestal is 1, knob cap 2, and knob shell is 21, knob body 22, and touching conductor is 23, doubleFace glue is 3, and double wedge ring is 41, elastic parts 42, support ring 421, accommodating cavity 422, and belonging to ball is 423, display touchingTouching screen is 5.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility modelIt is easier to be readily appreciated by one skilled in the art with feature, to make apparent define to the protection scope of the utility model.
Embodiment 1:
A kind of touch display screen upper knob structure is set by way of touch-control in the region display area of display touch screen 5Physical knob is set, and does not destroy display screen integrality, is cooperated by software and realizes knob control effect.
As depicted in figs. 1 and 2, knob pedestal 1 and knob cap 2 are specifically included.Wherein, knob pedestal 1 is fixedly connected on aobviousShow on touch screen visible area, knob cap 2 and knob pedestal 1 are clamping, and can be that axle center is free with knob pedestal 1 after its clampingRotation.Specifically, being provided with latch on the inner sidewall of knob cap 2, therewith adaptively, 1 lateral wall of knob pedestal is then provided with cardSlot, when knob cap 2 is mounted on knob pedestal 1, latch is caught in card slot, realizes the fixation on vertical direction, while can also be realExisting relative rotation.Touch-control is realized while knob cap 2 rotates in order to realize, is provided with and is shown in the bottom surface of 2 periphery of knob capShow the touch conductor 23 of touch screen contact.In the present embodiment, the diameter of knob cap 2 is greater than knob pedestal 1, makes 2 periphery of knob capIt is not influenced by knob pedestal 1.Meanwhile display touch screen reverse side, only need the setting by program, with knob structureThe region of contact is arranged to knob rotary area, identifies that knob is adjusted by receiving the motion profile of touch conductor 23Amount.This method also greatly simplifies knob structure without additionally increasing sensing equipment to knob.
Preferably, in the present embodiment, knob cap 2 includes knob shell 21 and knob body 22, and knob shell 21 is arrangedIn the outside of knob body 22, and knob shell 21 is good conductor, is conductively connected with conductor 23 is touched, more preferably can beUnitary design.Under normal circumstances, the volume for touching conductor 23 can be positively correlated with touch-control effect, and volume is bigger, change existingThe capacitor of real touch screen is bigger.But due to when knob volume need do it is smaller when, the touch-control of the touch conductor 23Effect will receive large effect, to influence the identification operation of knob rotation.Knob shell 21 and touch in the present embodimentAfter conductor 23 is conductively connected, when the hand of user operates knob, touches conductor 23 and manpower forms conductive relation, quiteIt is directly operated in manpower, keeps the touch operation for touching conductor 23 more accurate and sensitive.
In addition, in order to further increase the interactive efficiency of knob and reduce the occlusion effect of display touch screen, 2 He of knob capKnob pedestal 1 is circular design.Touch control operation may be implemented inside annulus, and the area of more display information can be also providedDomain.In terms of fixation, binded between knob pedestal 1 and display touch screen by double-sided adhesive 3.
Preferably, the touch display screen 5 in the present embodiment can with but be not only limited to capacitive touch display screen.
Embodiment 2:
As the improvement of embodiment 1, the present embodiment the difference from embodiment 1 is that: as shown in figure 3, more preferable in order to obtainRotation feel, further include feel model configuration, the feel model configuration include be fixed on the double wedge ring 41 of the inside of knob cap 2 withAnd the elastic parts 42 cooperated with double wedge ring 41, elastic parts 42 are fixed on knob pedestal 1.
As shown in figure 4, double wedge ring 41 is cyclic structure, and it is to be fixedly connected with knob cap 2, the ring body side wall of double wedge ring 41Radially it is equipped with continuous recess or protrusion.The side wall of setting can be inner sidewall or lateral wall.
In the present embodiment, as shown in figure 5, elastic parts 42 includes the support ring 421 being fixedly connected with knob pedestal 1, consolidatesThe accommodating cavity 422 being scheduled in support ring 421 and the flexible lug boss being arranged in accommodating cavity 422 are stretching lug boss justTo the recess or protrusion of double wedge ring 41.Flexible lug boss includes metal balls 523 and the spring that is connected with metal balls 523, bulletSpring one end is connected with accommodating cavity 422, and the other end is abutted against with metal balls 523, and 523 one end of metal balls is abutted with spring,The other end is abutted against with double wedge ring 41.
The quantity of flexible lug boss is at least two, and the quantity of the present embodiment is two, this two flexible lug bosses are along branch421 diameter of mounting ring is oppositely arranged.
When knob is rotated, turning knob cap 2, double wedge ring 41 can be rotated together with knob cap 2, and metal rolls at this timeThe protrusion that pearl 523 will receive double wedge ring 41, which squeezes, occurs radial motion, and the radial motion of metal balls 52333 directly results in springThe pressure being subject to changes, while spring feeds back to the reaction forces of metal balls 523 and can also change correspondingly, reaction forceThe rotation for changing into knob assembly provides good feel.
The embodiments of the present invention is explained in detail above in conjunction with attached drawing, but the utility model is not limited toAbove embodiment can also not depart from the utility model within the knowledge of a person skilled in the artVarious changes can be made under the premise of objective.