CN217157273U

CN217157273U - Touch screen vibration feedback device and vehicle-mounted touch system

Info

Publication number: CN217157273U
Application number: CN202220724958.5U
Authority: CN
Inventors: 王朝林
Original assignee: Huizhou Foryou General Electronics Co Ltd
Current assignee: Huizhou Foryou General Electronics Co Ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-08-09
Anticipated expiration: 2032-03-31

Abstract

The utility model relates to a touch-sensitive screen vibration feedback device and on-vehicle touch-control system, include: the vibration assembly comprises a coil, a first armature and a second armature, the coil partially surrounds the first armature, and the first armature and the second armature are respectively connected with the fixed assembly and the movable assembly; the elastic buffer part is fixed with the fixed assembly, a buffer part is formed by the middle bulge of the elastic buffer part, a connecting hole is formed in the buffer part, and the elastic buffer part is fixed with the movable assembly through a connecting piece penetrating through the connecting hole. The utility model discloses can provide sufficient elasticity and restoring force when movable subassembly vibrates, keep the stability of fixed subassembly to improve and use experience, reduce the structural wear.

Description

Touch screen vibration feedback device and vehicle-mounted touch system

Technical Field

The utility model relates to a touch-sensitive screen feedback technical field particularly, relates to a touch-sensitive screen vibration feedback device and on-vehicle touch-control system.

Background

At present, more and more vehicle-mounted electronic products cancel the entity key and integrate the key function on the touch screen, but the touch screen can not provide an operation hand feeling feedback for the user like the entity key, and the operation experience is poor, so that a touch vibration feedback device is added, and the vibration feedback can be provided when the user operates the touch screen, and the user experience is improved.

The existing touch vibration feedback device is generally divided into a fixed part and a movable part which are flexibly connected, and under an ideal state, the fixed part is required to be kept stable when the movable part vibrates. However, the existing flexible connection structure has an unsatisfactory vibration reduction effect, the fixed part easily vibrates along with the movable part to generate abnormal sound, so that the use experience is influenced, and the vibration easily causes structural wear to influence the service life of a product.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a solve above-mentioned technical problem, provide a touch-sensitive screen vibration feedback device and on-vehicle touch-control system, can provide sufficient elasticity and restoring force when movable subassembly vibrates, keep the stability of fixed subassembly to improve and use experience, reduce the structure wearing and tearing.

A touch screen vibration feedback device comprising: the vibration assembly comprises a coil, a first armature and a second armature, the coil partially surrounds the first armature, and the first armature and the second armature are respectively connected with the fixed assembly and the movable assembly; the elastic buffer part is fixed with the fixed assembly, a buffer part is formed by the middle bulge of the elastic buffer part, a connecting hole is formed in the buffer part, and the elastic buffer part is fixed with the movable assembly through a connecting piece penetrating through the connecting hole.

Among the above-mentioned technical scheme, elastic buffer is equipped with buffering portion, but supports movable subassembly through buffering portion suspension, and when movable subassembly vibrates, the protruding structure of buffering portion can produce corresponding restoring force to keep fixed subassembly's stability, reduce because of the wearing and tearing that the vibration produced when improving to use experience. Through the thickness and the bellied height that change buffer, can adjust elastic buffer's intensity to match different vibration intensity, improve user's operation sense of touch. When the coil is electrified, the first armature generates magnetic force to attract the second armature, and after the coil is powered off, the attraction force disappears to generate vibration. The vibration direction can be controlled through the movement gap direction between the first armature and the second armature, so that good vibration sense is provided, and the use experience is improved.

In some embodiments, a connecting portion is disposed on a side of the elastic buffer member away from the buffering portion, the connecting portion is provided with a connecting groove, the fixing component is provided with a fixing portion, the fixing portion is embedded in the connecting groove, and the elastic buffer member is connected with the fixing component through the connecting portion.

Among the above-mentioned technical scheme, elastic buffer passes through the spread groove and is connected with fixed subassembly, and simple structure is reasonable, and the equipment of being convenient for, and can guarantee the stability of connecting.

In some embodiments, the elastomeric cushion is integrally formed with the stationary assembly.

Among the above-mentioned technical scheme, the intensity of elastic buffer spare can be guaranteed to integrative shaping structure, saves the process of installation elastic buffer spare simultaneously.

In some embodiments, the elastic buffer member is formed with an opening communicating with the connecting hole, and the connecting member sequentially penetrates through the opening and the connecting hole to fix the elastic buffer member and the movable assembly.

Among the above-mentioned technical scheme, the opening provides the space for threaded connection's installation, has reduced the degree of difficulty of equipment.

In some embodiments, the elastic buffer member is provided with a plurality of first mounting posts, and the movable assembly is provided with a plurality of second mounting posts corresponding to the elastic buffer member.

Among the above-mentioned technical scheme, elastic buffer passes through threaded connection spare and is connected with first erection column to connect fixed subassembly and movable subassembly, the equipment mode is simple, stable in structure.

In some embodiments, the fixed component comprises a mounting bracket provided with at least one waist-shaped hole, the movable component is provided with at least one second mounting column corresponding to the waist-shaped hole, and the second mounting column comprises a boss capable of being arranged in the waist-shaped hole.

Among the above-mentioned technical scheme, second erection column and waist type hole cooperation can form spacingly to the removal of movable subassembly, prevent that movable subassembly from causing the impact to elastic buffer spare under the exogenic action to delay elastic buffer spare's ageing.

In some embodiments, the elongated direction of the kidney-shaped hole is parallel to the vibration direction of the vibration assembly.

Among the above-mentioned technical scheme, the extending direction in waist type hole is parallel with the vibration direction of vibration subassembly, can avoid this structure to cause the influence to the vibration of movable subassembly.

In some embodiments, the first armature and the second armature have a movement gap therebetween, the movement gap having a width greater than a maximum displacement of the movable assembly.

Among the above-mentioned technical scheme, through the width of control movement clearance, can avoid first armature and second armature collision noise production, improve and use experience.

A vehicle-mounted touch display system comprises the touch screen vibration feedback device and a central control support, wherein the touch screen vibration feedback device is installed on the central control support.

Compared with the prior art, the beneficial effects of the utility model are that: the elastic buffer part is provided with a buffer part, the movable assembly can be supported in a suspension mode through the buffer part, and when the movable assembly vibrates, the protruding structure of the buffer part can generate corresponding restoring force, so that the stability of the fixed assembly is kept, the use experience is improved, and meanwhile abrasion caused by vibration is reduced. When the coil circular telegram, first armature produces magnetic force to attract second armature, the coil outage back suction disappears, produces the vibration, and the motion clearance direction control between first armature of vibration direction accessible and the second armature, thereby provide good sense of shaking, promote to use and experience.

Drawings

Fig. 1 is a schematic structural diagram of a touch screen vibration feedback device according to an embodiment of the present invention.

Fig. 2 is an exploded schematic view of a touch screen vibration feedback device according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an elastic connection component according to an embodiment of the present invention.

Fig. 4 is a schematic sectional view of a connection position of an elastic connection member according to an embodiment of the present invention.

Fig. 5 is a schematic cross-sectional view of a second mounting post connection position according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a vibration assembly according to an embodiment of the present invention.

The reference numbers illustrate:

the vibration damping device comprises a fixed component 1, a mounting bracket 11, a kidney-shaped hole 12, a movable component 2, a first mounting column 21, a second mounting column 22, a boss 221, a vibration component 3, a coil 31, a first armature 32, a second armature 33, a movement gap 34, an elastic damping part 4, a buffering part 41, a connecting hole 42, a connecting part 43 and a connecting groove 44.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

As shown in fig. 1 and 2, in a preferred embodiment, the present invention relates to a touch screen vibration feedback device, which includes a fixed component 1, a movable component 2, a vibrating component 3, and a plurality of elastic buffers 4. Wherein, fixed subassembly 1 and movable assembly 2 pass through a plurality of elastic buffer 4 flexible connection, and movable assembly 2 is configured as can moving relative to fixed subassembly 1, and vibration subassembly 3 is used for driving movable assembly 2 to vibrate.

Referring to fig. 3 and 4, in particular, a plurality of elastic buffering members 4 are connected between the fixed assembly 1 and the movable assembly 2, a buffering portion 41 is formed at a middle protrusion of each elastic buffering member 4, the buffering portion 41 is provided with a connecting hole 42, and the elastic buffering members 4 are connected with the movable assembly 2 through a threaded connecting member penetrating through the connecting hole 42. In this embodiment, the buffer portion 41 is formed in a convex arc shape, the movable assembly 2 can be suspended and supported on one side of the fixed assembly 1 through the buffer portion 41, when the movable assembly 2 vibrates, the buffer portion 41 can buffer the vibration, the convex arc structure can ensure sufficient elasticity and restoring force in the circumferential direction and the axial direction, relative stability of the fixed assembly 1 is ensured, abrasion caused by vibration is reduced, and use experience is improved.

It will be appreciated that the elastomeric buffer 4 is made of an existing elastomeric material, such as rubber. By changing the thickness of the buffer portion 41 and the height of the protrusion, the strength of the elastic buffer 4 can be adjusted to match different vibration strengths, thereby improving the operation feeling of the user. In some embodiments, the thickness of the buffer part 41 is preferably 2mm to 4mm, the height of the buffer part 41 is preferably 1.5mm to 4mm, and the thickness and the height of the buffer part 41 are not limited to the above examples, and may be set according to the vibration intensity.

One side of the elastic buffer 4 away from the buffering portion 41 is provided with a connecting portion 43, the connecting portion 43 is provided with a connecting groove 44, and the elastic buffer 4 is connected with the fixing assembly 1 through the connecting groove 44 in a clamping manner. In a specific implementation, the fixing component 1 may be provided with a fixing portion matching with the connecting groove 44, and the fixing portion may be embedded in the connecting groove 44, so as to fix the elastic buffer 4.

Illustratively, the fixing assembly 1 includes a mounting bracket 11, the mounting bracket 11 is provided with mounting holes near four corners, the inner peripheral sides of the mounting holes are protruded to form a convex edge, the number of the elastic buffer members 4 is four, the four elastic buffer members 4 are disposed in the mounting holes in one-to-one correspondence through connecting grooves 44, wherein the buffer portion 41 of the elastic buffer member 4 faces the movable assembly 2, the elastic buffer members 4 are formed with openings communicating with the connecting holes 42, and the connecting members extend into the elastic buffer members 4 from the openings and sequentially penetrate through the openings and the connecting holes 42 to fix the elastic buffer members 4 to the movable assembly 2. In this embodiment, the movable assembly 2 is provided with a plurality of first mounting posts 21 corresponding to the elastic buffer 4, the first mounting posts 21 are provided with threaded holes, and the threaded connecting piece is connected with the movable assembly 2 through the threaded holes.

In the present embodiment, the connection portion 43 is formed in a square shape, but is not limited thereto, and in other embodiments, the connection portion 43 may be formed in a circular shape or other irregular shapes, and may be specifically set according to the vibration direction and the vibration intensity.

In other embodiments, the elastic buffer 4 and the fixing component 1 are connected by integral molding, and the elastic buffer 4 can be directly molded in the mounting hole by injection molding. The integrally formed structure can ensure the strength of the elastic buffer 4 and save the process of installing the elastic buffer 4.

Referring to fig. 5, the mounting bracket 11 is provided with at least one waist-shaped hole 12, the movable assembly 2 is provided with at least one second mounting post 22 corresponding to the waist-shaped hole 12, and the second mounting post 22 includes a boss 221 capable of being inserted into the waist-shaped hole 12. Illustratively, the second mounting post 22 is provided with a threaded hole, and when the movable assembly 2 is connected with the fixed assembly 1, the boss 221 is inserted into the waist-shaped hole 12 and locked by a screw with an adapter. In this embodiment, the extending direction of the waist-shaped hole 12 is parallel to the vibration direction of the vibration component 3, so that the boss 221 can move along the length direction of the waist-shaped hole 12 along with the vibration, the vibration effect is ensured, meanwhile, the boss 221 is limited by the inner wall of the waist-shaped hole 12, the movable component 2 is limited in the direction orthogonal to the vibration direction, the movable component 2 is prevented from impacting the elastic buffer 4 under the action of external force, and the aging of the elastic buffer 4 is delayed.

Referring to fig. 6, the vibration assembly 3 includes a coil 31, a first armature 32, and a second armature 33, the coil 31 partially surrounds the first armature 32, and the first armature 32 and the second armature 33 are connected to the fixed assembly 1 and the movable assembly 2, respectively. When the coil 31 is energized, the first armature 32 generates a magnetic force to attract the second armature 33, and the attraction disappears after the coil 31 is de-energized, thereby generating vibration. The vibration direction can be controlled by the direction of the movement gap 34 between the first armature 32 and the second armature 33, so that good vibration feeling is provided, and the use experience is improved.

The first armature 32 and the second armature 33 have a movement gap 34 therebetween, the width of the movement gap 34 being greater than the maximum displacement of the movable assembly 2. By controlling the width of the movement gap 34, noise generated by collision of the first armature 32 and the second armature 33 can be avoided, and the use experience is improved.

The extending direction of the movement gap 34 is orthogonal to the vibration direction, and the vibration direction can be changed by rotating the vibration unit 3. In order to avoid that gravity influences the vibration, the vibration direction is preferably horizontal, i.e. the movement gap 34 extends in a vertical direction.

The embodiment of the utility model provides a still provide an on-vehicle touch display system, including foretell touch-sensitive screen vibration feedback device and well accuse support, touch-sensitive screen vibration feedback device installs in well accuse support.

The utility model discloses elastic buffer 4 is equipped with buffer 41, but supports movable assembly 2 through buffer 41 suspension, and when movable assembly 2 vibrated, buffer 41's protruding structure can produce corresponding restoring force to keep the stability of fixed subassembly 1, reduce the wearing and tearing because of the vibration production when improving the use experience. The strength of the elastic buffer member 4 can be adjusted by changing the thickness of the buffer portion 41 and the height of the protrusion to match different vibration strengths, thereby improving the operation feeling of the user.

In the description of the present invention, it is to be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims

1. A touch screen vibration feedback device, comprising:

the vibration component comprises a fixed component (1), a movable component (2), a vibration component (3) and an elastic buffer piece (4), wherein the vibration component (3) comprises a coil (31), a first armature (32) and a second armature (33), the coil (31) partially surrounds the first armature (32), and the first armature (32) and the second armature (33) are respectively connected with the fixed component (1) and the movable component (2); elastic buffer spare (4) with fixed subassembly (1) is fixed mutually, the middle arch of elastic buffer spare (4) forms buffering portion (41), connecting hole (42) have been seted up on buffering portion (41), elastic buffer spare (4) through wearing to locate the connecting piece of connecting hole (42) with movable subassembly (2) are fixed mutually.

2. The touch screen vibration feedback device according to claim 1, wherein a connecting portion (43) is disposed on a side of the elastic buffer member (4) away from the buffering portion (41), the connecting portion (43) is provided with a connecting groove (44), the fixed component (1) is provided with a fixing portion, the fixing portion is embedded in the connecting groove (44), and the elastic buffer member (4) is connected with the fixed component (1) through the connecting portion (43).

3. The touch screen vibration feedback device according to claim 1, wherein the elastomeric buffer (4) is integrally formed with the stationary assembly (1).

4. The touch screen vibration feedback device according to claim 1, wherein the elastic buffer member (4) is formed with an opening communicating with the connection hole (42), and the connecting member is sequentially inserted through the opening and the connection hole (42) to fix the elastic buffer member (4) and the movable assembly (2).

5. The touch screen vibration feedback device according to claim 1, wherein the elastic buffer member (4) is provided in plurality, and the movable assembly (2) is provided with a plurality of first mounting posts (21) corresponding to the elastic buffer member (4).

6. The touch screen vibration feedback device according to claim 1, wherein the fixed component (1) comprises a mounting bracket (11), the mounting bracket (11) is provided with at least one waist-shaped hole (12), the movable component (2) is provided with at least one second mounting post (22) corresponding to the waist-shaped hole (12), and the second mounting post (22) comprises a boss (221) capable of being inserted into the waist-shaped hole (12).

7. The touch screen vibration feedback device according to claim 6, wherein the elongated direction of the kidney-shaped hole (12) is parallel to the vibration direction of the vibration member (3).

8. The touch screen vibration feedback device according to claim 1, wherein the first armature (32) and the second armature (33) have a movement gap (34) therebetween, the width of the movement gap (34) being greater than the maximum displacement of the movable assembly (2).

9. A vehicle-mounted touch system, comprising the touch screen vibration feedback device as claimed in any one of claims 1 to 8 and a central control support, wherein the touch screen vibration feedback device is mounted on the central control support.