CN218980407U - Haptic feedback device and electronic device - Google Patents

Abstract

The utility model belongs to the technical field of force feedback, and particularly relates to a tactile feedback device and electronic equipment. The tactile feedback device comprises a fixed bracket, a trigger and a motor module, wherein one end of the trigger is connected with one end of the fixed bracket, the motor module comprises a rotor and a stator, the stator is connected with the fixed bracket, one end of the rotor is propped against the trigger, the other end of the rotor is positioned in the stator, the rotor can move relative to the stator along a first direction, a first limit position is arranged when the trigger moves towards the stator, and a first gap is arranged between the other end of the rotor at the first limit position and the inner wall surface of the stator along the first direction. Through the haptic feedback device in this technical scheme, when reaching the first extreme position of trigger, the other end of active cell can have along the first clearance of first direction with the internal face of stator, can the noise abatement, can simulate the force feedback effect of games such as firearm shooting, cycle racing throttle truly.

Description

Haptic feedback device and electronic device

Technical Field

The utility model belongs to the technical field of force feedback, and particularly relates to a tactile feedback device and electronic equipment.

Background

Currently, in order to enhance user operation experience, game equipment manufacturers add force feedback devices to game handles to simulate the presence of a specific game scene, such as a game operation with force feedback, including a bow and arrow, trigger pull of various firearms, and the like. However, the existing force feedback device has a complex mechanical structure, the output source of force is a rotating motor, and the force is transmitted to the handle trigger through a driving turbine, a connecting rod, a pushing rod and other speed reducing mechanisms, so that certain transmission loss is caused in the transmission process. And when the trigger of the existing force feedback device is pressed to the tail limit, the rotor has no vibration allowance, so that the second-half vibration experience of the trigger is poor, and the force feedback effect is poor.

Disclosure of Invention

The utility model aims to at least solve the problem that the feedback effect of the back half stroke force of the existing trigger is poor. The aim is achieved by the following technical scheme:

a first aspect of the present utility model proposes a haptic feedback device comprising:

a fixed bracket;

a trigger, wherein one end of the trigger is hinged with one end of the fixed bracket;

the motor module comprises a rotor and a stator, wherein the stator is connected with the fixed support, one end of the rotor is propped against the trigger, the other end of the rotor is positioned in the stator, the rotor can move along a first direction relative to the stator, a first limit position is arranged when the trigger moves towards the stator, and a first gap is arranged between the other end of the rotor at the first limit position and the inner wall surface of the stator along the first direction.

Through using the tactile feedback device among this technical scheme, adopt trigger, fixed bolster and motor module's integrated configuration, the one end of trigger can rotate along the one end of fixed bolster, in-process, the trigger atress back can rotate towards motor module, because the one end of motor module's active cell offsets with the trigger, can carry out the displacement along first direction in the stator that is connected with the fixed bolster along with the rotation of trigger, when reaching the first extreme position of trigger, the other end of active cell can have along first clearance of first direction with the internal face of stator, reserve certain active cell promptly along first direction's vibration allowance, prevent active cell and stator internal face striking production noise, be convenient for promote the vibration experience of trigger second half, can simulate the force feedback effect of games such as firearm shooting, racing car throttle really.

In addition, the haptic feedback device according to the present utility model may have the following additional technical features:

in some embodiments of the present utility model, the stator includes a housing, a top end of the housing being connected to a bottom end of the fixing bracket, and a magnet assembly located in the housing, the other end of the mover having the first gap between the first end and an inner wall surface of the housing in the first limit position.

In some embodiments of the utility model, at least one side of the housing is provided with a first damping structure, which abuts the trigger when the trigger is in the first extreme position.

In some embodiments of the utility model, the haptic feedback device further comprises a handle housing fixedly disposed at a bottom end of the stator, wherein a second damping structure is disposed at an end of the handle housing facing the trigger, and the second damping structure is abutted against the trigger when the trigger is located at the first limit position.

In some embodiments of the utility model, the trigger has a second extreme position when rotated away from the stator, the other end of the mover in the second extreme position having a second gap between the other end of the mover and the inner wall surface of the stator in the first direction, the second gap being greater than the first gap.

In some embodiments of the present utility model, the magnet assembly includes a first magnetic conductive plate, a second magnetic conductive plate, a first magnet and a second magnet, where the first magnetic conductive plate and the second magnetic conductive plate enclose a hollow cavity, the first magnet is located in the hollow cavity and is attached to an inner wall surface of the first magnetic conductive plate, the second magnet is located in the hollow cavity and is attached to an inner wall surface of the second magnetic conductive plate, and the first magnet and the second magnet are symmetrically disposed about the mover.

In some embodiments of the utility model, the mover includes a moving portion and an abutting portion, one end of the abutting portion abuts against the trigger, and the moving portion is provided at the other end of the abutting portion and is capable of passing through the housing and being located within the magnet assembly.

In some embodiments of the utility model, the motor module further includes an elastic member, one end of the elastic member is connected to the housing, and the other end of the elastic member is connected to a bottom of the other end of the abutting portion.

In some embodiments of the present utility model, a coil is disposed in the mover, and the coil is capable of generating an interaction force with the stator after being energized.

The second aspect of the utility model provides an electronic device having the haptic feedback device.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

FIG. 1 schematically illustrates an overall structural schematic of a haptic feedback device according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of an exploded view of the haptic feedback device of FIG. 1;

FIG. 3 is a schematic diagram of a front view of the haptic feedback device of FIG. 1;

FIG. 4 is a cross-sectional view of the haptic feedback device of FIG. 3;

FIG. 5 schematically illustrates an overall structural diagram of a haptic feedback device in accordance with another embodiment of the present utility model;

FIG. 6 is a schematic diagram of an exploded view of the haptic feedback device of FIG. 5;

FIG. 7 is a schematic diagram of a front view of the haptic feedback device of FIG. 5;

fig. 8 is a structural cross-sectional view of the haptic feedback device of fig. 7.

The reference numerals in the drawings are as follows:

100. a haptic feedback device;

10. a fixed bracket;

20. a trigger;

30. a motor module; 31. a mover; 311. an abutting portion; 312. a moving part; 321. a housing; 3211. a first damping structure; 3221. a first magnetic conductive plate; 3222. a second magnetic conductive plate; 3223. a first magnet; 3224. a second magnet; 3225. a hollow cavity; 33. a first gap; 34. an elastic member;

40. a rotating shaft; 41. a torsion spring;

50. a handle housing; 51. and a second damping structure.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless an order of performance is explicitly stated. It should also be appreciated that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For ease of description, spatially relative terms, such as "inner," "outer," "lower," "below," "upper," "above," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or in other directions) and the spatial relative relationship descriptors used herein interpreted accordingly.

Fig. 1 schematically illustrates an overall structural schematic of a haptic feedback device according to an embodiment of the present utility model. FIG. 2 is an exploded schematic view of the haptic feedback device of FIG. 1. Fig. 3 is a schematic diagram of a front view of the haptic feedback device of fig. 1. As shown in fig. 1, 2 and 3, the present utility model proposes a haptic feedback device 100 and an electronic apparatus. The haptic feedback device 100 of the present utility model includes a fixing bracket 10, a trigger 20, and a motor module 30, one end of the trigger 20 is connected to one end of the fixing bracket 10, the motor module 30 includes a mover 31 and a stator, the stator is connected to the fixing bracket 10, one end of the mover 31 is abutted against the trigger 20, the other end of the mover 31 is located in the stator, the mover 31 can move relative to the stator along a first direction (i.e., an axis direction thereof), the trigger 20 has a first limit position when moving toward the stator, and a first gap 33 is provided between the other end of the mover 31 and an inner wall surface of the stator along the first direction when in the first limit position.

Through using the tactile feedback device 100 in this technical scheme, adopt trigger 20, fixed bolster 10 and motor module 30's integrated configuration, trigger 20's one end can rotate along the one end of fixed bolster 10, in the use, trigger 20 atress back can be rotated towards motor module 30, because motor module 30's one end and trigger 20 offset of rotor 31, can carry out the displacement along first direction in the stator that is connected with fixed bolster 10 along with the rotation of trigger 20, when reaching trigger 20's first extreme position, the other end of rotor 31 can have first clearance 33 along first direction with the internal face of stator, reserve certain rotor 31 and follow the vibration allowance of first direction promptly, prevent that rotor 31 and stator internal face striking from producing the noise, be convenient for promote the vibration experience of trigger 20 later part, can simulate the power feedback effect of games such as shooter, throttle truly.

Specifically, as shown in fig. 4, in the present utility model, the trigger 20 is hinged to one end of the fixed bracket 10 through the rotation shaft 40, and the outer side of the rotation shaft 40 is further sleeved with the torsion spring 41, one end of the torsion spring 41 is connected to the trigger 20, and the other end of the torsion spring 41 is connected to the fixed bracket 10.

In some embodiments of the present utility model, as shown in fig. 4, the stator includes a housing 321 and a magnet assembly, the top end of the housing 321 is connected to the bottom end of the fixing bracket 10, the magnet assembly is located in the housing 321, and when in a first limit position, the other end of the mover 31 has a first gap 33 between the first direction and an inner wall surface of the housing 321. In this embodiment, the bottom of the fixing bracket 10 is connected with the casing 321, so that the casing 321 can be fixed, and the magnet assembly is arranged in the casing 321, so that the magnet assembly can be fixed, and further, the magnetic force action between the magnet assembly and the mover 31 in the use process can be ensured. When the trigger 20 is at the first position, a first gap 33 is formed between the other end of the mover 31 and the inner wall surface of the housing 321, so that the second half of the trigger 20 can be conveniently vibrated to simulate the force feedback effect of games such as gun shooting and racing car accelerator.

Specifically, in this embodiment, the bottom end of the housing 321 is provided with a mounting groove, the magnet assembly is mounted in the mounting groove, and the design of the mounting groove facilitates the installation of the magnet assembly, thereby improving the assembly efficiency of the overall motor module 30.

In some embodiments of the present utility model, as shown in FIG. 3, at least one side of the housing 321 is provided with a first damping structure 3211, and when the trigger 20 is in the first limit position, the first damping structure 3211 abuts against the trigger 20. In this embodiment, a first damping structure 3211 is disposed on one side and/or the other side of the casing 321, when the trigger 20 is located at a first limit position, the first damping structure 3211 abuts against the trigger 20, so as to realize a limiting operation when the trigger 20 rotates towards the motor module 30, and a first gap 33 is formed between the other end of the mover 31 and an inner wall surface of the casing 321, that is, a certain vibration allowance of the mover 31 along the first direction is reserved, noise generated by the impact between the mover 31 and the inner wall surface of the stator is prevented, and the second half of the vibration experience of the trigger 20 is facilitated to be improved. In addition, the first damping structure 3211 has a damping effect, so that impact noise between the trigger 20 and the casing 321 can be buffered, the service life is prolonged, and meanwhile, operation noise of the force feedback device is reduced.

In another embodiment of the present utility model, as shown in fig. 5, 6, 7 and 8, the haptic feedback device includes a handle housing 50, the handle housing 50 is fixedly disposed at the bottom end of the stator, one end of the handle housing 50 facing the trigger 20 is provided with a second damping structure 51, and when the trigger 20 is located at the first limit position, the second damping structure 51 is abutted against the trigger 20. In another embodiment of the present utility model, the haptic feedback device 100 further includes a handle housing 50, wherein the handle housing 50 is fixedly disposed at the bottom end of the housing 321 and is connected to the handle housing 321 (the haptic feedback device 100 is disposed in the handle housing 321), the second damping structure 51 on the handle housing 50 can achieve the same purpose as the first damping structure 3211, and when the trigger 20 is disposed at the first limit position, the second damping structure 51 can abut against the trigger 20, thereby realizing a limiting operation when the trigger 20 rotates toward the motor module 30, preventing the impact between the mover and the inner wall surface of the stator, buffering the impact noise between the trigger 20 and the housing 321, improving the service life, and reducing the operation noise of the force feedback device.

Specifically, in other embodiments of the present utility model, the haptic feedback device 100 may be provided with damping structures on at least one side of the casing 321 and one end of the handle lower casing facing the trigger 20, so as to buffer impact noise between the trigger 20 and the casing 321, and play a role in buffering.

In some embodiments of the present utility model, the trigger 20 has a second limit position when rotated away from the stator, and the other end of the mover 31 in the second limit position has a second gap between the inner wall surface of the housing 321 in the first direction, the second gap being greater than the first gap 33. In this embodiment, the second limit position is the initial position of the trigger 20, where the elastic force of the torsion spring 41 and the elastic member 34 of the elastic member 34 are combined, and the second gap at this time can facilitate the movement of the trigger 20 toward the motor module 30 to provide a displacement space of the mover 31, thereby improving reliability.

In some embodiments of the present utility model, as shown in fig. 4, the magnet assembly includes a first magnetic conductive plate 3221, a second magnetic conductive plate 3222, a first magnet 3223 and a second magnet 3224, the first magnetic conductive plate 3221 and the second magnetic conductive plate 3222 enclose a hollow cavity 3225, the first magnet 3223 is located in the hollow cavity 3225 and is attached to an inner wall surface of the first magnetic conductive plate 3221, and the second magnet 3224 is located in the hollow cavity 3225 and is attached to an inner wall surface of the second magnetic conductive plate 3222, and the first magnet 3223 are symmetrically arranged about the mover 31. In this embodiment, the first magnetic conductive plate 3221 and the second magnetic conductive plate 3222 are buckled up and down, a hollow cavity 3225 is formed between the first magnetic conductive plate 3221 and the second magnetic conductive plate 3222, the first magnet 3223 and the second magnet 3224 are located in the hollow cavity 3225 and are respectively arranged up and down oppositely, and are symmetrical about the mover 31, so that magnetic force stability between the two magnets in the use process can be ensured, stable magnetic acting force is generated on the mover 31, and reliability is improved.

Specifically, the first magnetic conductive plate 3221 and the second magnetic conductive plate 3222 in this embodiment are respectively U-shaped plates, and the two U-shaped plates are vertically buckled and assembled. Adopt the structure of two U template equipment, be convenient for the assembly of first magnet 3223 and second magnet 3224, the assembly of whole motor module 30 of still being convenient for simultaneously has promoted the convenience.

In some embodiments of the present utility model, as shown in fig. 4, the mover 31 includes a moving portion 312 and an abutting portion 311, one end of the abutting portion 311 abuts against the trigger 20, and the moving portion 312 is provided at the other end of the abutting portion 311 and can pass through the housing 321 and be located in the magnet assembly. In the present embodiment, the abutting portion 311 abuts against the trigger 20 in real time, and can displace along the first direction along with the rotation of the trigger 20, and meanwhile, the abutting portion 311 can drive the moving portion 312 to displace along the first direction, and in the use process, the mover 31 and the magnet assembly generate mutual magnetic force, and the related force can be transmitted to the trigger 20 due to the abutting of the mover 31 and the trigger 20, so that the purpose of force feedback can be achieved.

In some embodiments of the present utility model, as shown in fig. 1, the motor module 30 further includes an elastic member 34, one end of the elastic member 34 is connected to the housing 321, and the other elastic end is connected to the bottom of the other end of the abutting portion 311. In this embodiment, the elastic member 34 is always in a compressed state during use, and is a spring or other elastic member, and the elastic member 34 provides a restoring force for the return of the mover 31, and in addition, the elastic member 34 can also restrict the movement of the mover 31, so that resistance is generated when the trigger 20 moves towards the motor module 30, and the force feedback effect is achieved. The magnetic acting force of the upper magnet assembly is matched, so that the corresponding force feedback effect on the trigger 20 can be better achieved, and the force feedback effect of games such as gun shooting, racing car accelerator and the like can be reflected or simulated more truly.

In some embodiments of the present utility model, a coil is provided in the mover 31, and the coil is energized to generate an interaction force with the stator.

Further, in the present utility model, there is a relationship among the elastic force of the elastic member 34 of the haptic feedback device 100, the magnetic force between the magnet assembly and the coil of the mover 31, and the pressing force of the trigger 20:

when the coil is not electrified, after the trigger 20 is pressed, the elastic piece 34 generates a reset force, and the rotor 31 moves back and forth along with the trigger 20;

when the coil is powered in the forward direction, after the trigger 20 is pressed, the reaction force of the trigger 20 is derived from the restoring force of the elastic member 34 and the electromagnetic driving force between the magnet assembly and the coil;

when the coil is negatively electrified, the reaction force of the trigger 20 is derived from the restoring force of the elastic member 34 minus the electromagnetic driving force between the coil and the magnet assembly after the trigger 20 is pressed;

if different waveform control is combined, any force output in the electromagnetic driving force interval between the restoring force + -coil of the elastic member 34 and the magnet assembly can be realized, and the force feedback effect is more obvious.

The utility model also provides an electronic device with the tactile feedback device 100.

Through the electronic equipment in this technical scheme, electronic equipment's touch feedback device 100 adopts trigger 20, fixed bolster 10 and motor module 30's integrated configuration, trigger 20's one end can rotate along the one end of fixed bolster 10, in the use, trigger 20 atress back can be rotated towards motor module 30, because motor module 30's one end and trigger 20 offset, can carry out the displacement along first direction in the stator that is connected with fixed bolster 10 along with trigger 20's rotation, when reaching trigger 20's first extreme position, the other end of rotor 31 can have first clearance 33 along first direction with the internal face of stator, reserve the vibration allowance of certain rotor 31 along first direction promptly, avoid rotor 31 and stator internal face to take place the striking, buffer trigger 20 and other structures of touch feedback device to take place the striking simultaneously, reduce noise, be convenient for promote trigger 20 second half's vibration experience, can simulate the power feedback effect of games such as firearm shooting, throttle truly.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. A haptic feedback device, comprising:

a fixed bracket;

a trigger, one end of which is connected with one end of the fixed bracket;

the motor module comprises a rotor and a stator, wherein the stator is connected with the fixed support, one end of the rotor is propped against the trigger, the other end of the rotor is positioned in the stator, the rotor can move along a first direction relative to the stator, a first limit position is arranged when the trigger moves towards the stator, and a first gap is arranged between the other end of the rotor at the first limit position and the inner wall surface of the stator along the first direction.

2. A haptic feedback device as recited in claim 1 wherein said stator includes a housing and a magnet assembly, said housing having a top end connected to a bottom end of said fixed support, said magnet assembly being positioned within said housing, said other end of said mover having said first gap between said first direction and an inner wall surface of said housing in said first limit position.

3. A haptic feedback device as recited in claim 2 wherein at least one side of said housing is provided with a first damping structure, said first damping structure being in opposition to said trigger when said trigger is in said first limit position.

4. A haptic feedback device as recited in claim 1 further comprising a handle housing fixedly disposed at a bottom end of said stator, said handle housing having a second damping structure disposed at an end thereof facing said trigger, said second damping structure being in abutment with said trigger when said trigger is in said first limit position.

5. A tactile feedback device according to claim 1, wherein said trigger has a second limit position when rotated away from said stator, said other end of said mover in said second limit position having a second gap between said first direction and an inner wall surface of said stator, said second gap being greater than said first gap.

6. A haptic feedback device as recited in claim 2 wherein said magnet assembly includes a first magnetically permeable plate, a second magnetically permeable plate, a first magnet and a second magnet, said first magnetically permeable plate and said second magnetically permeable plate enclosing to form a hollow cavity, said first magnet being positioned within said hollow cavity and disposed against an inner wall surface of said first magnetically permeable plate, said second magnet being positioned within said hollow cavity and disposed against an inner wall surface of said second magnetically permeable plate, said first magnet and said second magnet being disposed symmetrically about said mover.

7. A tactile feedback device according to claim 2, wherein the mover comprises a moving portion and an abutting portion, one end of the abutting portion abuts against the trigger, and the moving portion is provided at the other end of the abutting portion and is capable of passing through the housing and being located in the magnet assembly.

8. A haptic feedback device as recited in claim 7 wherein said motor module further includes an elastic member, one end of said elastic member being connected to said housing, and the other end of said elastic member being connected to the other end of said abutting portion.

9. A haptic feedback device as recited in claim 1 wherein a coil is disposed within said mover, said coil being capable of generating an interaction force with said stator upon energization.

10. An electronic device characterized by having a haptic feedback device according to any one of claims 1-9.

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