TWM530592U - Folding structure of seat armrest - Google Patents

Description

Folding structure of seat armrest

The present invention provides a technical field of the seat armrest, in particular, a technically provided folding structure of the seat armrest, which only controls the handrail with a button held by an elastic member, thereby achieving the simplest structure and positioning. The structure of the best strength.

For details, please refer to the invention patent No. 093132444, "Multi-functional seat armrest" invention patent case, which requires a total of seven parts for the handrail and the fixing member to achieve the folding of the handrail. The obvious structure is quite complicated, and its structure is It is also obviously quite different from this creation. Please refer to the new patent application case No. 092212472, "Structural improvement of handrail seat". The structure also needs a cover body. The components are more complicated, and the positioning block is thin and small, and the positioning groove is also small. According to the lever principle, the torsion force transmitted from the free end of the armrest to the pivot end is quite large. Such a small positioning block is basically decorated for use, and it is difficult to resist strong torque, and its structure is obviously quite different from the original creation. The application number No. 09507498 "handrail structure" has different keys and latches, so there are two sets of latches, so the overall components are quite numerous, the structure is also complicated, and its axial control and creation The radial control is obviously very different, And its structure is obviously quite different from this creation. Referring to the application number No. 102219580 "Pivoting structure of the seat armrest", the structure is complicated and difficult to process, and its structure is also significantly different from the original creation. Refer to the "Application of Rotating Handrails" No. 102219714, which has a complicated structure and many parts. There is no actual end point positioning, and its structure is obviously quite different from this creation.

Therefore, in view of the problems existing in the above-mentioned conventional structure, how to develop an innovative structure that is more ideal and practical, the consumers are eagerly awaiting, and the relevant industry must strive to develop the goal and direction of breakthrough.

In view of this, the creator has been engaged in the manufacturing development and design experience of related products for many years. After the detailed design and careful evaluation of the above objectives, the creator will have a practical and practical creation.

The main purpose of the present invention is to provide a folding structure for a seat armrest, which only controls the armrest to be folded by a button held by an elastic member, and is ergonomically operated, thereby achieving the simplest structure and positioning. The structure of the best strength.

In order to achieve the above object, the present invention provides a folding structure for a seat armrest, which comprises: a fixing member, one end of the fixing member is fixed to the bottom of one side of the seat, and the other end of the fixing member is axially outwardly convex. a first inner cam and an outer ring portion, the outer ring portion is provided with a first notch, a second notch and a low ring between the first and second slots, and a handrail according to the starting angle and the ending angle The armrest portion is correspondingly provided with a cam groove, and the cam groove is larger than the inner cam, so that the cam groove can be moved within a limited angle when the inner cam is fixed, and the armrest portion is provided with a ring groove corresponding to the outer ring portion and the inner retaining wall on both sides And the outer retaining wall, and at the two angle limits of the cam groove, the inner and outer retaining walls are provided with slotted holes and a convex slot corresponding to the first and second slots, and the convex slot width is larger than the first slot or the second slot When the button is missing, a button is pressed, and the end of the button is abutted on the convex groove by an elastic member. The width of the end of the button is larger than the first and second slots, so that after the armrest portion is pivotally connected to the fixing member, the button cannot be removed. The middle section of the button is set to be smaller than the first and second slots, so that when the middle section is aligned with the first and second slots, it can be pressed by the indentation or the elastic element is overstretched, and then the button is set in the first half of the middle section. The depth and width of the groove can be passed through the lower ring, but the second half of the middle part is the real part. Therefore, when the armrest portion is to be folded or returned, the button is retracted so that the notch can be aligned with the low ring, and the armrest portion can be rotated. If the first slot or the second slot is aligned with the button, the elasticity is An outer extension member abuts against the key portion is aligned so that the real low fixed latching ring is formed, in order to achieve the most simple structure positioned province of structural strength are preferred.

With regard to the techniques, means and functions of the present invention, a preferred embodiment is described in detail with reference to the drawings, and it is believed that the above objects, structures and features of the present invention can be obtained from an in-depth and specific understanding. .

10‧‧‧Fixed parts

11‧‧‧ inner cam

12‧‧‧Outer Rings

121‧‧‧First missing slot

122‧‧‧The second missing slot

123‧‧‧Low ring

20‧‧‧Handrails

21‧‧‧ cam slot

22‧‧‧ ring groove

23‧‧‧Retaining wall

231‧‧‧ convex groove

24‧‧‧External retaining wall

241‧‧‧ slotted hole

30‧‧‧ button

End of 31‧‧‧

32‧‧‧ middle section

321‧‧‧ Missing slot

322‧‧‧ Real Department

40‧‧‧Flexible components

50‧‧‧ seats

The first figure is a schematic diagram of the implementation of the embodiment of the present invention in a seat implementation state.

The second drawing is a perspective view of an embodiment of the present creation.

The third figure is a perspective exploded view of an embodiment of the present creation.

The fourth drawing is an exploded front plan view of an embodiment of the present creation.

The fifth figure is a schematic diagram of the action state of the armrest folding or returning position of an embodiment of the present invention.

The sixth figure is a three-dimensional partial cross-sectional view of the creation button pressing the notch to the low ring.

The seventh drawing is a side plan view of an embodiment of the present creation.

The eighth figure is a cross-sectional view of the seventh diagram of the creation in the A-A direction.

The ninth figure is a partial schematic plan view of the present creation.

This creation provides a designer of the folding structure of the seat armrest.

In order to enable your review committee to have a better understanding and understanding of the purpose, characteristics and efficacy of this creation, please refer to the implementation method and the detailed description of the drawings as follows: See the first to ninth figures, this creation provides a seat The folding structure of the armrest includes: a fixing member 10, one end of the fixing member 10 is fixed to the bottom of the seat 50 side, and the other end of the fixing member 10 is axially outwardly convexly provided with the same diameter and an inner cam 11 and a The outer ring portion 12 is provided with a first notch 121, a second notch 122, and first and second slots according to the starting angle and the ending angle. 121, 122 a low ring 123; an armrest portion 20, the armrest portion 20 corresponding to the inner cam 11 is provided with a cam groove 21, and the cam groove 21 is larger than the inner cam 11, so that the fixing member 10 and the inner cam 11 are fixed, the armrest The portion 20 and the cam groove 21 are movable within a defined angle. The armrest portion 20 is provided with a ring groove 22 corresponding to the outer ring portion 12, and the inner retaining wall 23 and the outer retaining wall 24 on both sides, and the two angular limits of the cam groove 21 The inner and outer retaining walls 23 and 24 are provided with slotted holes 241 and a convex slot 231 corresponding to the first and second slots 121 and 122. The width of the convex slot 231 is larger than the first slot 121 or the second slot 122. And a button 30, the end 31 of the button 30 is abutted against the convex groove 231 by an elastic member 40, and the width of the end 31 of the button 30 is larger than the first and second slots 121, 122, so that the armrest portion 20 After the group 10 is connected to the fixing member 10, the button 30 cannot be disengaged, and the middle portion 32 of the button 30 is set to be smaller than the first and second slots 121 and 122, so that the middle portion 32 of the button 30 is aligned with the first and second slots 121, At 122 o'clock, it can be pressed against the indentation or the elastic member 40 is overstretched, and then the button 30 is provided with a depth 321 in the first half of the middle portion 32. The lower ring 123 can pass through, but the second half of the middle portion 32 is the real part 322. Therefore, when the armrest portion 20 is to be extended or closed, the pressing button 30 is retracted so that the notch 321 can be aligned with the low ring 123. 20 can be rotated and folded or returned. When the first notch 121 or the second notch 122 is aligned with the button 30, the elastic member 40 is extended against the button 30 so that the real part 322 of the button 30 is aligned with the low ring 123. The bolt is fixed to achieve the simplest structure and the positioning strength The best structure.

The folding structure of the seat armrest, wherein the elastic element 40 can be a spring.

Referring to the first figure, when a person sits on the seat 50, if he wants to fold or return the armrest, he only needs to extend the hand backwards and downwards, then hold the bottom side of the armrest portion 20, and press the finger on the button 30. When the button 30 is pressed, the armrest portion 20 can be rotated or folded back. The operation mode is ergonomically operated, and when it is folded or returned to the position, the elastic member 40 stretches the button 30. The real part 322 is stuck to the first notch 121 or the second notch 122, so as to achieve the structure with the simplest structure and the best positioning strength.

It can be seen from the above that the folding structure of the armrest of the present invention is indeed the first in the industry and meets the novelty requirements of the new patent, and its comprehensive and innovative design meets the progressive requirements of the new patent, and only The button held by an elastic element radially controls the armrest to be folded or returned, and the ergonomic operation mode is adopted, so as to achieve the structure with the simplest structure and the best positioning strength, and the industrial utilization is better.

The foregoing description of the preferred embodiments of the present invention is specifically described as a technical feature of the present invention; however, those skilled in the art can make changes and modifications to the present invention without departing from the spirit and principles of the present invention. Such changes and modifications shall be covered in the scope defined by the following patent application.

In summary, this creation provides a folding of the armrests. The structure has indeed achieved all the purposes of this creation. The spatial pattern of its combined structure has not been found in similar products, nor has it been disclosed before the application, and has complied with the provisions of the Patent Law.

10‧‧‧Fixed parts

11‧‧‧ inner cam

12‧‧‧Outer Rings

121‧‧‧First missing slot

122‧‧‧The second missing slot

123‧‧‧Low ring

20‧‧‧Handrails

21‧‧‧ cam slot

23‧‧‧Retaining wall

24‧‧‧External retaining wall

241‧‧‧ slotted hole

30‧‧‧ button

End of 31‧‧‧

32‧‧‧ middle section

321‧‧‧ Missing slot

322‧‧‧ Real Department

40‧‧‧Flexible components

Claims (2)

The folding structure of the seat armrest comprises: a fixing member, wherein one end of the fixing member is fixed to the bottom of one side of the seat, and the other end of the fixing member protrudes axially outward with an inner diameter cam and an outer ring portion. The outer ring portion is provided with a first notch, a second notch and a low ring between the first and second slots according to the starting angle and the end angle; an armrest portion, the armrest portion corresponding to the inner cam is provided with a cam groove, And the cam groove is larger than the inner cam, so that the armrest portion and the cam groove can move within a limited angle when the fixing member and the inner cam are fixed, and the armrest portion is provided with a ring groove corresponding to the outer ring portion and the inner retaining wall and the outer block at both sides The wall and the two angle limits of the cam groove, the inner and outer retaining walls are provided with slotted holes and a convex slot corresponding to the first and second slots, and the convex slot width is larger than the first slot or the second slot; And a button, the end of the button is abutted on the convex groove by an elastic member, and the width of the end of the button is larger than the first and second slots, so that the button cannot be pulled out after the armrest portion is pivotally connected to the fixing member. , the middle of the button is set to be smaller than the first and second missing slots, so that When the middle section of the button is aligned with the first and second slots, it can be pressed by the indentation or the top of the elastic component to protrude outward, and then the button is set at the front half of the middle section to have a slot depth and width for the low loop to pass, but the middle section The second half is the real part, so when the armrest part is to be folded or returned, the button is retracted so that the notch can be aligned with the low ring. At this time, the armrest can be rotated and folded or returned to the first defect. When the slot or the second slot is aligned with the button, the elastic element is abutted against the button, so that the real part of the button is aligned with the low ring to form a latching fix. By. The folding structure of the seat armrest according to claim 1, wherein the elastic member is a spring.