CN211054988U

CN211054988U - Automatic balance chair

Info

Publication number: CN211054988U
Application number: CN201922005089.1U
Authority: CN
Inventors: 沈子筠
Original assignee: Dongguan Junnuo Electronic Technology Co ltd
Current assignee: Dongguan Junnuo Electronic Technology Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-21
Anticipated expiration: 2029-11-18

Abstract

The utility model relates to the technical field of seats, in particular to an automatic balance chair, which comprises a chair body, a base, a processor, a balance sensor arranged on the chair body and a driving piece arranged on the base, wherein the bottom of the chair body is provided with a connecting shaft, one end of the connecting shaft is rotationally connected with the base, the other end of the connecting shaft is provided with a first driving wheel, the output end of the driving piece is provided with a second driving wheel, the first driving wheel is in transmission connection with the second driving wheel, the output end of the balance sensor is connected with the input end of the processor, and the output end of the processor is connected with the control end of the; the bottom of the chair body is provided with a connecting convex cambered surface, and the connecting shaft is positioned at the wave crest of the connecting convex cambered surface. The utility model discloses an utilize balance sensor to detect the balanced condition of the chair body to utilize the driving piece to order about the chair body balanced when detecting the chair body disequilibrium, thereby reach the effect that makes the automatic keep balance of the chair body and reduce the condition emergence that the user tumbled.

Description

Automatic balance chair

Technical Field

The utility model belongs to the technical field of the seat technique and specifically relates to indicate an automatic balance chair.

Background

The seat on driving appurtenance such as present wheelchair, old vehicle or children's safety chair all is fixed angle, when the centre of gravity contained angle that leads to the seat changes when the environment changes, and some users that self balancing ability is relatively poor often are difficult to adjust self gesture, lead to the condition that the user falls down to take place occasionally.

Disclosure of Invention

The utility model provides an automatic balance chair that the condition that reduces the user and tumble takes place to prior art's problem.

The utility model adopts the following technical scheme: an automatic balance chair comprises a chair body, a base, a processor, a balance sensor and a driving piece, wherein the balance sensor is arranged on the chair body, the driving piece is arranged on the base, a connecting shaft is arranged at the bottom of the chair body, one end of the connecting shaft is rotatably connected with the base, a first driving wheel is arranged at the other end of the connecting shaft, a second driving wheel is arranged at the output end of the driving piece, the first driving wheel is in transmission connection with the second driving wheel, the output end of the balance sensor is connected with the input end of the processor, and the output end of the processor is connected with the control end of the driving piece; the bottom of the chair body is provided with a connecting convex cambered surface, and the connecting shaft is positioned at the wave crest of the connecting convex cambered surface.

Preferably, the base is provided with a wheel cover for covering the second transmission wheel.

Preferably, the automatic balancing chair further comprises a battery arranged inside the base, and the battery is used for supplying power to the driving piece.

Preferably, the base is detachably connected with a cover plate for covering the battery and the driving member.

Preferably, the chair body comprises a seat part and a connecting part, the top of the connecting part and the balance sensor are respectively connected with the bottom of the seat part, the top of the connecting part is provided with a containing groove for containing the balance sensor, and the connecting convex arc surface is located at the bottom of the connecting part.

Preferably, the top of the connecting part and the balance sensor are detachably connected with the bottom of the seat part respectively.

Preferably, a chair back is arranged at the rear end of the chair body, and armrests are respectively arranged on two sides of the chair body.

Preferably, the chair back is provided with a neck pillow bulge.

Preferably, the chair body is provided with a leg convex arc surface, and the leg convex arc surface is positioned at one end of the chair body far away from the chair back.

The utility model has the advantages that: the balance condition of the chair body is detected by the balance sensor, and the chair body is driven to be balanced by the driving piece when the unbalance of the chair body is detected, so that the effects of automatically keeping the chair body in balance and reducing the falling-down condition of a user are achieved.

Drawings

Fig. 1 is a three-dimensional structure diagram of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a perspective view of the chair body of the present invention.

The reference signs are: 1. a chair body; 11. connecting the convex cambered surfaces; 12. a seat-bearing part; 13. a connecting portion; 14. accommodating grooves; 15. a chair back; 16. a handrail; 17. a neck pillow bulge; 18. a leg convex arc surface; 2. a base; 21. a wheel cover; 22. a cover plate; 3. a balance sensor; 4. a drive member; 41. a second transmission wheel; 5. a connecting shaft; 51. a first drive pulley; 6. a battery.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, an automatic balance chair includes a chair body 1, a base 2, a processor (not shown in the figure), a balance sensor 3 disposed on the chair body 1, and a driving member 4 disposed on the base 2, wherein a connecting shaft 5 is disposed at the bottom of the chair body 1, one end of the connecting shaft 5 is rotatably connected to the base 2, a first driving wheel 51 is disposed at the other end of the connecting shaft 5, a second driving wheel 41 is disposed at an output end of the driving member 4, the first driving wheel 51 is in transmission connection with the second driving wheel 41, an output end of the balance sensor 3 is connected to an input end of the processor, and an output end of the processor is connected to a control end of the driving member 4; the bottom of the chair body 1 is provided with a connecting convex cambered surface 11, and the connecting shaft 5 is positioned at the wave crest of the connecting convex cambered surface 11.

The balance sensor 3 is embodied as an electronic gyroscope, and the processor is built in the balance sensor 3. The drive 4 is embodied as a rotating electric machine. The first transmission wheel 51 and the second transmission wheel 41 can be driven by meshing or a transmission belt. The balance sensor 3 can detect the orientation of the seat body 1, and when it is detected that the orientation of the seat body 1 is different from a predetermined orientation, it is determined that the seat body 1 is in an unbalanced state. When the chair body 1 is in an unbalanced state, the processor controls the driving part 4, and the driving part 4 drives the chair body 1 to move until the chair body 1 moves to a preset orientation, so that the chair body 1 is balanced. Further, in order to make the distance between the chair body 1 and the base 2 shorter and the rotation of the chair body 1 not be obstructed by the base 2, the utility model discloses the bottom of the chair body 1 has been provided with the connection convex cambered surface 11.

As shown in fig. 1 and 2, the base 2 is provided with a wheel cover 21 for covering the second transmission wheel 41, so as to effectively prevent the clothes of the user from being twisted into the second transmission wheel 41.

As shown in fig. 2, the automatic balance chair further comprises a battery 6 disposed inside the base 2, wherein the battery 6 is used for supplying power to the driving member 4, so that the user can use the utility model without other external power sources.

As shown in fig. 1 and 2, a cover plate 22 for covering the battery 6 and the driver 4 is detachably attached to the base 2, thereby preventing water and dust from entering the battery 6 and the driver 4.

As shown in fig. 2 and 3, the chair body 1 includes a seat 12 and a connecting portion 13, the top of the connecting portion 13 and the balance sensor 3 are respectively connected to the bottom of the seat 12, the top of the connecting portion 13 is provided with an accommodating groove 14 for accommodating the balance sensor 3, and the connecting convex arc surface 11 is located at the bottom of the connecting portion 13. With the balance sensor 3 setting in the inside of chair 1, can prevent on the one hand that balance sensor 3 from haring, on the other hand can guarantee the compact structure between chair 1 and balance sensor 3 to reduce the occupation space of chair 1 and balance sensor 3.

Specifically, the top of the connecting portion 13 and the balance sensor 3 are detachably connected to the bottom of the seat portion 12, so that a user can conveniently overhaul the balance sensor 3.

As shown in fig. 1, a back 15 is disposed at the rear end of the chair body 1, and armrests 16 are disposed on both sides of the chair body 1. The backrest 15 and the armrests 16 not only provide more comfort to the user, but also reduce the possibility of the user falling down by tipping back or tipping over.

As shown in fig. 1, the backrest 15 is provided with a neck pillow protrusion 17 for supporting the neck of the user, so that the user can use the chair more comfortably.

As shown in fig. 1, a leg convex arc surface 18 is arranged on the chair body 1, and the leg convex arc surface 18 is located at one end of the chair body 1 far away from the chair back 15. The convex arc surface 18 of the leg can support the thigh of the user on one hand, so that the user is more comfortable; on the other hand, the hip of the user can be limited, and the situation that the user slides off the chair body 1 when leaning forward is reduced.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims

1. An automatic balance chair, its characterized in that: the multifunctional chair comprises a chair body (1), a base (2), a processor, a balance sensor (3) arranged on the chair body (1) and a driving piece (4) arranged on the base (2), wherein a connecting shaft (5) is arranged at the bottom of the chair body (1), one end of the connecting shaft (5) is rotatably connected with the base (2), a first driving wheel (51) is arranged at the other end of the connecting shaft (5), a second driving wheel (41) is arranged at the output end of the driving piece (4), the first driving wheel (51) is in transmission connection with the second driving wheel (41), the output end of the balance sensor (3) is connected with the input end of the processor, and the output end of the processor is connected with the control end of the driving piece (4);

the bottom of the chair body (1) is provided with a connecting convex cambered surface (11), and the connecting shaft (5) is positioned at the wave crest of the connecting convex cambered surface (11).

2. An automatic balancing chair according to claim 1, characterized in that: the base (2) is provided with a wheel cover (21) for covering the second transmission wheel (41).

3. An automatic balancing chair according to claim 1, characterized in that: the automatic balance chair further comprises a battery (6) arranged inside the base (2), and the battery (6) is used for supplying power to the driving piece (4).

4. An automatic balancing chair according to claim 3, characterized in that: the base (2) is detachably connected with a cover plate (22) used for covering the battery (6) and the driving piece (4).

5. An automatic balancing chair according to claim 1, characterized in that: the chair body (1) is including bearing seat portion (12) and connecting portion (13), the top of connecting portion (13) and balance sensor (3) respectively with the bottom of bearing seat portion (12) is connected, the top of connecting portion (13) is equipped with holding tank (14) that are used for holding balance sensor (3), connect protruding cambered surface (11) and be located the bottom of connecting portion (13).

6. An automatic balancing chair according to claim 5, characterized in that: the top of the connecting part (13) and the balance sensor (3) are detachably connected with the bottom of the seat part (12) respectively.

7. An automatic balancing chair according to claim 1, characterized in that: the chair is characterized in that the rear end of the chair body (1) is provided with a chair back (15), and two sides of the chair body (1) are respectively provided with armrests (16).

8. An automatic balancing chair according to claim 7, characterized in that: the chair back (15) is provided with a neck pillow bulge (17).

9. An automatic balancing chair according to claim 7, characterized in that: the chair is characterized in that leg convex arc surfaces (18) are arranged on the chair body (1), and the leg convex arc surfaces (18) are located at one end, far away from the chair back (15), of the chair body (1).