Seat armrest capable of rotating by 360 degrees

Abstract

The utility model relates to the technical field of seats, and discloses a seat armrest capable of rotating by 360 degrees, which comprises an armrest main body, an armrest surface shell covered above the armrest main body, an armrest support arranged below the armrest main body, a gear disc, a first positioning block and a first spring, the handrail body is provided with a receding hole, the gear disc penetrates through the receding hole to be fixedly connected with the handrail support, one end of the first spring abuts against the handrail body, the other end of the first spring abuts against one end of the first positioning block, and the other end of the first positioning block is matched with the first concave position. When the handrail body is rotated, the first positioning block can select gears on the gear disc by 360 degrees, 360-degree angle adjustment of the handrail body on the horizontal plane is achieved, and the requirement of a user for more angles of the handrail is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to chair technology field especially is involved in a 360 degree rotation's seat armrest. BACKGROUND

[0002] The armrest of the office chair can provide the support required for the user to rest the arms during work. However, the armrest panel is fixed and cannot provide the required support angle for the user.

[0003] In order to solve the above problems, the patent number 202311017284.0 discloses a sliding armrest, which realizes the swing of the armrest by the relative rotation of the tooth buckle located on both sides of the limiting block at the bottom of the armrest panel and the tooth groove on both sides above the armrest support, and adjusts the angle of the armrest in the horizontal direction.

[0004] However, the rotation angle of the above-mentioned armrest in the horizontal direction is limited, which cannot meet the angle requirements of the user. Therefore, it is necessary to propose a new type of 360 degree rotating seat armrest to solve the problem that the rotation angle of the traditional armrest in the horizontal direction is limited and cannot meet the angle requirements of the user. SUMMARY

[0005] The utility model provides a 360 degree rotation's seat armrest, solves the problem that the rotation angle of traditional armrest in horizontal direction is limited, cannot satisfy user's more angle demand.

[0006] The technical problem solved by the utility model is realized by adopting the following technical scheme:

[0007] A 360 degree rotating seat armrest, comprising an armrest main body, an armrest surface shell covering above the armrest main body, an armrest support arranged below the armrest main body, further comprising a gear disc, a first positioning block and a first spring, a plurality of first recesses are circumferentially distributed on the edge of the gear disc, the armrest main body is provided with a clearance hole, the gear disc is fixedly connected with the armrest support through the clearance hole, one end of the first spring abuts against the armrest main body, the other end of the first spring abuts against one end of the first positioning block, and the other end of the first positioning block is matched with the first recess.

[0008] Further, it further comprises a second positioning block and a second spring, the armrest main body comprises an armrest main shell and an inner shell, the inner shell is arranged in the inner shell groove of the armrest main shell, the inner shell is movably matched with the inner shell groove, the inner wall of the inner shell groove is a gear wall, a plurality of second recesses are arranged on the gear wall, the inner shell is provided with a second spring groove for accommodating the second spring and allowing the second positioning block to pass through both ends, the second spring is arranged in the second spring groove and abuts against one end of the second positioning block at both ends, the other end of the second positioning block is matched with the second recess, and the bottom of the armrest main shell is provided with a clearance groove.

[0009] Further, the letting go hole is arranged on the inner shell, the inner shell is provided with a first spring slot for accommodating the first spring, the first spring is arranged in the first spring slot, and one end of the first spring abuts against the inner shell.

[0010] Further, the inner shell is provided with a disc slot for accommodating the gear disc, the first spring slot and the disc slot are in communication with each other, and the first positioning block is allowed to move at the communication position.

[0011] Further, the second spring slot is provided with a stopper for preventing the second spring from being separated upward.

[0012] Further, the first spring and the second spring are perpendicular to each other.

[0013] Further, the first spring and the second spring are in the same horizontal plane.

[0014] Further, the handrail support is provided with a fixed flange, and the bottom of the gear disc is matched with the flange.

[0015] Further, the support rod and the gear spring are further included, the gear spring is provided with an elastic protruding part, the gear spring is fixed on the support rod, the bottom of the handrail support is provided with a gear arc slot, the gear arc slot is provided with a plurality of third recesses, the support rod is relatively rotatably connected with the handrail support, and the protruding part is matched with the third recess.

[0016] Further, the top of the support rod is provided with a spring fixing block protruding into the gear arc slot and clamping the gear spring.

[0017] The utility model has the beneficial effect that:

[0018] The utility model discloses a handrail support, which comprises a handrail main body, a handrail support, a letting go hole arranged on the handrail main body, a first spring, a first positioning block, a second spring, a second positioning block, a gear disc, a first spring slot and a disc slot. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment description or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

[0020] Figure 1 isometric view of the present utility model.

[0021] Figure 2 isometric view of the present utility model after removing the handrail faceplate.

[0022] Figure 3 schematic diagram of the present utility model after moving the handrail main shell forward.

[0023] Figure 4 schematic diagram of the present utility model after rotating the handrail main shell.

[0024] Figure 5 exploded view of the present utility model.

[0025] Figure 6 cross-sectional view of the bottom of the handrail support of the present utility model.

[0026] Figure 7 schematic diagram of the present utility model after separating the handrail support from the support rod.

[0027] Figure 8 schematic diagram of the present utility model after separating the handrail support from the support rod from another perspective.

[0028] 1 - handrail face shell, 10 - clearance hole, 100 - handrail main body, 2 - handrail support, 21 - flange, 22 - gear position arc groove, 23 - third recess, 3 - gear position disc, 31 - first recess, 4 - first positioning block, 41 - first spring, 5 - second positioning block, 51 - second spring, 6 - handrail main shell, 61 - inner shell groove, 62 - gear position wall, 63 - second recess, 64 - clearance groove, 7 - inner shell, 71 - second spring groove, 72 - first spring groove, 73 - disc groove, 74 - stop block, 8 - support rod, 81 - spring fixing block, 9 - gear position spring, 91 - protruding part. DETAILED DESCRIPTION

[0029] In order to make the technical means, creative features, purposes and effects of the present utility model easy to understand, the present utility model is further described below in combination with specific diagrams.

[0030] Referring to Figures 1 to 8The application discloses a 360-degree rotating seat armrest, which comprises an armrest body 100, an armrest surface shell 1 covering the armrest body 100, an armrest support 2 arranged below the armrest body 100, a gear disc 3, a first positioning block 4 and a first spring 41, the gear disc 3 is circumferentially provided with a plurality of first recesses 31 at the edge, the armrest body 100 is provided with a clearance hole 10, the gear disc 3 is fixedly connected with the armrest support 2 through the clearance hole 10, one end of the first spring 41 abuts against the armrest body 100, the other end of the first spring 41 abuts against one end of the first positioning block 4, and the other end of the first positioning block 4 is matched with the first recess 31. When the armrest body 100 is rotated, the first positioning block 4 can select a gear position on the gear disc 3 in 360 degrees, the armrest body 100 can be adjusted in an angle of 360 degrees in a horizontal plane, and the requirement of a user for the armrest in more angles is met.

[0031] The application further comprises a second positioning block 5 and a second spring 51, the armrest body 100 comprises an armrest main shell 6 and an inner shell 7, the armrest main shell 6 is internally provided with an inner shell groove 61, the inner shell 7 is movably matched with the inner shell groove 61, the inner wall of the inner shell groove 61 is a gear wall 62, the gear wall 62 is provided with a plurality of second recesses 63, the inner shell 7 is provided with a second spring groove 71 for accommodating the second spring 51 and allowing the second positioning block 5 to pass through at both ends, the second spring 51 is arranged in the second spring groove 71 and abuts against one end of the second positioning block 5 at both ends, the other end of the second positioning block 5 is matched with the second recess 63, and the bottom of the armrest main shell 6 is provided with a clearance groove 64. In this way, the 360-degree rotation and the linear movement of the armrest body 100 can be independently adjusted.

[0032] The clearance hole 10 is arranged on the inner shell 7, the inner shell 7 is provided with a first spring groove 72 for accommodating the first spring 41, and the first spring 41 is arranged in the first spring groove 72 and abuts against the inner shell 7 at one end. In this way, the movement of the first spring 41 is more stable and reliable.

[0033] The inner shell 7 is provided with a disc groove 73 for accommodating the gear disc 3, the first spring groove 72 and the disc groove 73 are in communication with each other, and the first positioning block 4 is allowed to move at the communication position. In this way, the gear disc 3 is more stable and reliable.

[0034] The second spring groove 71 is provided with a stop block 74 for preventing the second spring 51 from being separated upward. In this way, the second spring 51 is prevented from being separated upward from the second spring groove 71.

[0035] The first spring 41 and the second spring 51 are perpendicular to each other. In this way, more accurate adjustment can be provided.

[0036] The first spring 41 and the second spring 51 are on the same horizontal plane. In this way, more accurate adjustment can be provided.

[0037] The handrail support 2 is provided with a fixed flange 21, and the bottom of the gear disc 3 is in conformity with the flange 21. In this way, the gear disc 3 can be more stably connected with the handrail support 2.

[0038] The support rod 8 and the gear spring 9 are further included, the gear spring 9 is provided with an elastic protruding part 91, the gear spring 9 is fixed on the support rod 8, the bottom of the handrail support 2 is provided with a gear arc groove 22, the gear arc groove 22 is provided with a plurality of third recesses 23, the support rod 8 is in relative rotary connection with the handrail support 2, and the protruding part 91 is in conformity with the third recess 23. In this way, the rotary adjustment between the support rod 8 and the handrail support 2 can be provided, the relative positions between the handrail surface shell 1 and the support rod 8 can be enriched, and more angle choices can be provided for users.

[0039] The top of the support rod 8 is provided with a spring fixing block 81 protruding and clamping the gear spring 9, and the spring fixing block 81 extends into the gear arc groove 22. In this way, the gear spring 9 can be better protected and positioned, and installation is also facilitated.

[0040] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A 360-degree rotating seat armrest, comprising an armrest body (100), an armrest surface shell (1) covering above the armrest body (100), an armrest support (2) arranged below the armrest body (100), characterized in that: It also includes a gear disc (3), a first positioning block (4), a first spring (41), the gear disc (3) is circumferentially distributed with a plurality of first recesses (31) on the edge, the handrail main body (100) is provided with a let hole (10), the gear disc (3) is fixedly connected with the handrail support (2) through the let hole (10), one end of the first spring (41) abuts against the handrail main body (100), the other end of the first spring (41) abuts against one end of the first positioning block (4), and the other end of the first positioning block (4) is matched with the first recess (31).

2. The 360-degree rotating armrest for a seat according to claim 1, characterized in that: It also includes a second positioning block (5) and a second spring (51), the handrail main body (100) includes a handrail main shell (6) and an inner shell (7), the inner shell (7) is movably matched with the inner shell groove (61), the inner wall of the inner shell groove (61) is a gear wall (62), a plurality of second recesses (63) are arranged on the gear wall (62), the inner shell (7) is provided with a second spring groove (71) for accommodating the second spring (51) and allowing the second positioning block (5) to pass through at both ends, the second spring (51) is arranged in the second spring groove (71) and abuts against one end of the second positioning block (5) at both ends, the other end of the second positioning block (5) is matched with the second recess (63), and the bottom of the handrail main shell (6) is provided with a let groove (64).

3. A 360 degree rotating armrest for a seat as claimed in claim 2, characterized in that: The let hole (10) is arranged on the inner shell (7), the inner shell (7) is provided with a first spring groove (72) for accommodating the first spring (41), and the first spring (41) is arranged in the first spring groove (72) and abuts against the inner shell (7) at one end.

4. A 360 degree rotating armrest for a seat as claimed in claim 3, characterized in that: The inner shell (7) is provided with a disc groove (73) for accommodating the gear disc (3), and the first spring groove (72) and the disc groove (73) are in communication with each other to allow the first positioning block (4) to move at the communication position.

5. The 360-degree rotating armrest for a seat according to claim 3, characterized in that: The second spring groove (71) is provided with a stop block (74) for preventing the second spring (51) from being separated upward.

6. The 360-degree rotating armrest for a seat according to claim 3, characterized in that: The first spring (41) and the second spring (51) are perpendicular to each other.

7. The 360-degree rotating armrest for a seat according to claim 3, characterized in that: The first spring (41) and the second spring (51) are on the same horizontal plane.

8. A 360 degree rotating armrest for a seat according to any one of claims 1 to 7, characterized in that: The handrail support (2) is provided with a fixed flange (21), and the bottom of the gear disc (3) is matched with the flange (21).

9. A 360 degree rotating armrest for a seat according to any one of claims 1 to 7, characterized in that: It also includes a support rod (8) and a gear spring (9), the gear spring (9) is provided with an elastic protruding part (91), the gear spring (9) is fixed on the support rod (8), the bottom of the handrail support (2) is provided with a gear arc groove (22), the gear arc groove (22) is provided with a plurality of third recesses (23), the support rod (8) is rotatably connected with the handrail support (2), and the protruding part (91) is matched with the third recess (23).

10. A 360 degree rotating armrest for a seat as claimed in claim 9, characterized in that: The top of the support rod (8) is provided with a spring fixing block (81) protruding and clamping the gear spring (9), and the spring fixing block (81) extends into the gear arc groove (22).

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