CN212262350U

CN212262350U - VR seat of sense of reality is driven to reinforcing VR

Info

Publication number: CN212262350U
Application number: CN201921715541.7U
Authority: CN
Inventors: 陈岗
Original assignee: Xiamen Xinfudi Intelligent Technology Co ltd
Current assignee: Xiamen Xinfudi Intelligent Technology Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2021-01-01
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses a reinforcing VR drives VR seat of sense of reality, include: motion actuating mechanism, separately and the cushion and the back that can mutually independent motion, motion actuating mechanism control back carries out the seesaw for the cushion, cushion and back are installed respectively on motion actuating mechanism, and this VR seat provides more lifelike active experience for the user through split type seat to reinforcing VR drives the sense of reality.

Description

VR seat of sense of reality is driven to reinforcing VR

Technical Field

The utility model relates to a simulation driving equipment technical field, especially a VR seat of reality is driven to reinforcing VR.

Background

VR, also known as virtual reality technology, first appeared in the united states. VR technology was first proposed by the american company VPL, founder lanille in the early 80's of the 20 th century. With the gradual improvement of the immersion and experience of virtual reality products and the increasing abundance of virtual reality video content and game content, the virtual reality rapidly permeates in industrial applications such as manufacturing, education, culture, tourism and the like, and a 'platform + application' closed-loop ecological circle which is win-win by three parties of hardware merchants, consumers and developers is formed. The virtual reality industry presents the good development situations that virtual reality terminal products are all flowers together, technology and service upgrading innovation, key technology is continuously broken through, and product and industry standards are mature. At present, VR technology is applied to medical treatment, military, science and technology, commerce, building, entertainment, life and the like. However, the factors that the actual movement and the brain movement cannot be normally matched due to the fact that the existing hardware can not highly restore the visual contrast in the VR product and the VR interface of a real scene, the picture sense of the VR content is not in accordance with the actual situation, and the inter-frame delay of the VR equipment cannot follow the movement of people, so that a user feels dizzy and cannot experience the user for a long time, and therefore, the VR dizzy problem is solved, and the main technical problem in the industry at present is solved.

Among the prior art is a steerable coordinated motion perception seat for virtual reality disclosed in CN201611232743, which comprises a seat, a bottom bracket, at least one left-right arc motion mechanism, and at least one front-back arc motion mechanism. The left and right arc motion mechanism and the front and back arc motion mechanism respectively realize the left and right motion and the front and back motion of the seat, so that when a picture simulation person in VR virtual reality moves in an aircraft, an automobile and the like, a user sitting on the chair can move along with the picture, and a brain moves consistently with a visual movement signal in a body movement signal, thereby avoiding dizziness and nausea.

In the existing method, there is also a VR seat provided in CN201710981930, which includes a seat main body, and further includes a motor, a weight block, an electric cylinder, a support member, and a base, where the support member is perpendicular to and fixed to the base, the weight block is disposed on the support member and rotatably connected to the support member, the motor is connected to the weight block, an output shaft of the motor is connected to the seat main body, a servo motor of the electric cylinder is fixed to the base, and a lead screw of the electric cylinder is connected to the weight block. The motor drives the seat main body to rotate in the direction vertical to the output shaft of the motor, so that the seat main body can rotate in a large angle in one dimension; the servo motor of electronic jar drives the lead screw flexible, and the lead screw then drives the balancing weight and rotates, and the motor of being connected with the balancing weight and the seat main part of being connected with the motor also rotate thereupon, realize that the seat main part is rotatory at the wide-angle of another latitude.

The problem with both of the above VR seats is that: the cushion and the backrest are relatively fixed or integrated, relative motion cannot be realized, acceleration cannot be really restored, the acceleration response process is delayed for a long time and is not easy to sense, and a lot of fine and smooth actions cannot be expressed (such as pushing back when a vehicle accelerates, vehicle body inclination, collision, flying and the like), so that only a small degree of simulation experience can be brought to a user.

In view of this, the utility model discloses a designer has carried out the deep research to VR simulation driving device, provides the VR seat of the sense of reality is driven to better reinforcing VR, and the present case produces from this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a VR seat of reality is driven to reinforcing VR provides more lifelike active experience for the user through split type seat.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

a VR seat for enhancing the realism of VR driving, comprising: the seat cushion and the backrest are respectively arranged on the motion executing mechanism.

Furthermore, the motion executing mechanism comprises a control motor with a screw rod, a fixed plate, at least one connecting shaft and at least one backrest connecting plate, one end of the linkage shaft is fixed on the fixed plate, the other end of the linkage shaft is fixed with the backrest connecting plate, the backrest is fixedly linked with the backrest connecting plate, the linkage shaft, the backrest connecting plate and the backrest are driven to move back and forth along with the rotation of the screw rod of the control motor, and the linkage shaft, the backrest connecting plate and the backrest are pulled to move back and forth relative to the cushion.

Further, wear to be equipped with at least one slider on the interlock axle, the top of slider is equipped with a supporting seat, the top of supporting seat sets up the cushion.

Further, the motion executing mechanism also controls the seat cushion to move left and right relative to the backrest.

Further, the motion actuating mechanism further comprises a screw nut fixing block, an installation plate, a cover plate, a secondary motor with a secondary screw rod and at least one secondary slider, the cushion is fixed to the installation plate, the installation plate is fixed to the cover plate, the cover plate is located above the screw nut fixing block and is in fixed linkage with the secondary slider, the secondary screw rod drives the cushion, the installation plate and the cover plate to move left and right along with the work of the secondary motor, and the screw nut fixing block is fixedly arranged above the supporting seat.

After the technical scheme is adopted, the utility model discloses a motion actuating mechanism control back carries out the seesaw for the cushion, has following beneficial effect: vehicles such as automobiles can generally reach 5-10m/s during the driving process²Is to be simulated for 5m/s of 1s, as is the case with conventional prior VR dynamic simulator²Theoretically requiring a range of motion in excess of 2.5m, the cost penalty for achieving such a large range of motion is considerable. The utility model discloses then realized the simulation of true acceleration and gravity horizontal component with lower cost, because the cushion and the back of seat are mutually independent, can pass through the relative motion of cushion and back to corresponding strength is applyed for user's health, is used for simulating the health impression of driving the in-process: if the pressure of the back and the buttocks in the front-back direction needs to be increased, the front-back distance between the cushion and the backrest is shortened, and vice versa. Such as feeling of pushing back, road jolt, body tilt, vehicle acceleration, collision, leap, shift shock, etc. Therefore, the utility model discloses a split type seat realizes that the back carries out the seesaw for the cushion, can cooperate the VR content to provide more lifelike VR active experience.

Drawings

FIG. 1 is a block diagram of the present invention in use;

fig. 2 is an exploded view of the seat cushion, backrest and exercise actuator of the present invention;

fig. 3 is a schematic view of the seat cushion, the backrest and the exercise executing mechanism of the present invention after being combined;

FIG. 4 is a schematic view of the backrest moving in a forward and backward direction relative to the seat cushion;

description of the reference symbols

The seat comprises a seat 1, a cushion 11, a backrest 12, a VR module 2, a motion control system 3, a motion executing mechanism 4, a control motor 41, a screw rod 411, a fixing plate 42, a linkage shaft 43, a backrest connecting plate 44, a sliding block 45, a supporting seat 46, VR glasses 5, a base 8, a mounting plate 10, a cover plate 01, a secondary motor 02, a secondary screw rod 03, a screw rod nut fixing block 04 and a secondary sliding block 09.

Detailed Description

To achieve the above objects and advantages, the preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 2 and 3, the present invention discloses a VR seat for enhancing the reality of VR driving, including: the seat cushion comprises a motion executing mechanism 4, a seat cushion 11 and a backrest 12 which are separated and can move independently, the motion executing mechanism 4 controls the backrest 12 to move back and forth relative to the seat cushion 11, and the seat cushion 11 and the backrest 12 are respectively arranged on the motion executing mechanism 4.

Therefore, the utility model discloses a motion actuating mechanism 4 control back 12 carries out the seesaw for the cushion 11, has following beneficial effect: vehicles such as automobiles can generally reach 5-10m/s during the driving process²Is to be simulated for 5m/s of 1s, as is the case with conventional prior VR dynamic simulator²Theoretically requiring a range of motion in excess of 2.5m, the cost penalty for achieving such a large range of motion is considerable. The utility model discloses then realized the simulation of true acceleration and gravity horizontal component with lower cost, because the cushion 11 and the back 12 of seat are mutually independent, can be through the relative motion of cushion 11 and back 12 to corresponding strength is applyed for user's health, is used for simulating the health impression of driving the in-process: if the pressure of the back and the buttocks in the front-back direction needs to be increased, the front-back distance between the cushion and the backrest is shortened, and vice versa. Such as feeling of pushing back, road jolt, body tilt, vehicle acceleration, collision, leap, shift shock, etc. Therefore, the utility model discloses a split type seat realizes that back 12 carries out the seesaw for cushion 11, can cooperate the VR content to provide more lifelike VR active experience.

Furthermore, as shown in fig. 1 and fig. 4, when using the present invention, the present invention can be used in a simulation apparatus for enhancing the driving reality of VR, wherein the simulation apparatus for enhancing the driving reality of VR can include a seat 1, a VR module 2 for loading VR content, a motion control system 3 and a motion executing mechanism 4 of the present invention, the seat 1 includes a cushion 11 and a backrest 12 which are separated and can move independently from each other, and the backrest 12 can move back and forth relative to the cushion 11, the motion control system 3 is connected with the VR module 2 for acquiring vehicle motion information from the VR content, converting the acquired vehicle motion information into motion data, and then generating a control command containing the motion data; the motion executing mechanism 4 is communicated with the motion control system 3 through a communication medium to receive the control instruction and is connected with the seat 1, and the motion executing mechanism drives the backrest 12 to move back and forth relative to the seat cushion 11 according to the control instruction, so that the central point of the contact position of the backrest 12 and the human body moves back and forth relative to the seat cushion 11; and VR or AR glasses in communication with the VR module 2 for displaying corresponding VR content.

The motion control system 3 may acquire the vehicle motion information from the VR content in a network or memory sharing manner, and the communication medium may be a USB, a serial port, or an EnterCAT.

The motion control system 3 converts the acceleration of the vehicle and the angle of the vehicle body from the horizontal plane into motion data in which the backrest 12 moves forward and backward with respect to the seat cushion 11 in a linear relationship, and generates a control command including the motion data in which the backrest 12 moves forward and backward with respect to the seat cushion 11.

Further, the control command including the motion data controls the magnitude of the forward and backward movement of the seatback 12 with respect to the seat cushion 11, which is deviated from the center position of the seat 1. The larger the motion data is from the center position of the seat 1, the larger the amplitude of the deviation of the back 12 from the center position of the seat 1 in the forward and backward motion of the seat cushion 11 is, and conversely, the smaller the motion data is from the center position of the seat 1, the smaller the amplitude of the deviation of the back 12 from the center position of the seat 1 in the forward and backward motion of the seat cushion 11 is.

In addition, the motion control system 3 and the VR module 2 are integrated in a computer, wherein VR content is VR school bus software or VR racing games, and VR school bus software or VR racing games are prior art.

Further, the VR or AR eyewear may be one of HTC VIVE, HTC VIVE PRO, or OCULUS.

In this embodiment, the backrest 12 and the seat 11 are mounted on a base 8, and the motion actuator 4 is a part of the base 8.

Furthermore, the motion actuator 4 of the present invention may include a control motor 41 with a lead screw 411, a fixing plate 42, at least one linkage shaft 43 and at least one backrest connecting plate 44, one end of the linkage shaft 43 is fixed on the fixing plate 42, the other end of the linkage shaft 43 is fixed with the backrest 12 connecting plate 44, the backrest 12 is fixedly linked with the backrest connecting plate 44, and along with the rotation of the lead screw 411 of the control motor 41 to link the fixing plate 42 to move back and forth, the linkage shaft 43, the backrest connecting plate 44 and the backrest 12 move back and forth relative to the seat cushion 11, the control motor 41 receives the control command of the motion control system 3, wherein the control motor 41 may receive the control command of the motion control system 3 by being provided with a servo driver, which is a known existing product in the art.

Furthermore, at least one sliding block 45 may be disposed on the linking shaft 43 in a penetrating manner, a supporting seat 46 is disposed above the sliding block 45, and the seat cushion 11 is disposed above the supporting seat 46.

To sum up, the utility model discloses theory of operation when using as follows: after the VR module 2 (the loaded VR content can be VR school bus software or VR racing game, etc.) is operated, the VR or AR glasses will synchronously display the VR content, the motion control system 3 will acquire the motion information of the vehicle from the VR module 2, including the acceleration of the vehicle and the angle of the body of the vehicle deviating from the horizontal plane, the motion control system 3 converts the acceleration of the vehicle and the angle of the vehicle body from the horizontal plane into motion data of the backrest 12 moving forward and backward relative to the seat cushion 11 through a linear relationship, then a control command including movement data for moving the seatback 12 forward and backward with respect to the seat cushion 11 is generated, and sends the control instruction to the motion executing mechanism 4 through the communication medium, the motion executing mechanism 4 can execute corresponding action according to the control instruction of the motion control system 3, the motion executing mechanism 4 is connected with the seat 1, the seat back 12 is moved forward and backward relative to the seat cushion 11 by the movement actuator 4.

Through the working principle, the seat cushion 11 and the backrest 12 are separated, so that more vivid dynamic experience can be realized.

In addition, the movement executing mechanism 4 may further include an installation plate 10, a cover plate 01, a secondary motor 02 with a secondary screw 03, a screw nut fixing block 04 and at least one secondary slider 09, the cushion 11 is fixed to the installation plate 10, the installation plate 10 is fixed to the cover plate 01, the cover plate 01 is located above the screw nut fixing block 04 and is fixedly linked with the secondary slider 09, the secondary screw 03 drives the cushion 11, the installation plate 10 and the cover plate 01 to move left and right along with the operation of the secondary motor 02, and the screw nut fixing block 04 is fixedly disposed above the support seat 46, so that the cushion 11 can move left and right relative to the backrest 12.

The above is only the specific embodiment of the present invention, and is not a limitation to the protection scope of the present invention. All equivalent changes made according to the design idea of the present application fall within the protection scope of the present application.

Claims

1. A VR seat for enhancing the realism of VR driving, comprising:

the motion executing mechanism comprises a control motor with a screw rod, a fixed plate, at least one connecting shaft and at least one backrest connecting plate, one end of the linkage shaft is fixed on the fixed plate, the other end of the linkage shaft is fixed with the backrest connecting plate, the backrest is fixedly linked with the backrest connecting plate, the linkage shaft, the backrest connecting plate and the backrest are pulled to move back and forth relative to the cushion along with the rotation of the screw rod of the control motor.

2. The VR seat of claim 1, for enhancing the realism of VR driver, wherein: at least one slider is arranged on the linkage shaft in a penetrating mode, a supporting seat is arranged above the slider, and the seat cushion is arranged above the supporting seat.

3. The VR seat of any one of claims 1 to 2, for enhancing the realism of VR driving, wherein: the motion executing mechanism also controls the seat cushion to move left and right relative to the backrest.

4. The VR seat of claim 3, wherein: the motion actuating mechanism further comprises a screw nut fixing block, a mounting plate, a cover plate, a secondary motor with a secondary screw rod and at least one secondary slider, the cushion is fixed to the mounting plate, the mounting plate is fixed to the cover plate, the cover plate is located above the screw nut fixing block and is in fixed linkage with the secondary slider, the secondary screw rod drives the cushion, the mounting plate and the cover plate to move left and right along with the secondary motor, and the screw nut fixing block is fixedly arranged above the supporting seat.