CN215794475U - Aviation seat armrest with adjustable angle - Google Patents
Aviation seat armrest with adjustable angle Download PDFInfo
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- CN215794475U CN215794475U CN202122368631.7U CN202122368631U CN215794475U CN 215794475 U CN215794475 U CN 215794475U CN 202122368631 U CN202122368631 U CN 202122368631U CN 215794475 U CN215794475 U CN 215794475U
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Abstract
The utility model discloses an aviation seat armrest with an adjustable angle, which comprises a rotating mechanism, a locking mechanism, a button and a transmission mechanism, wherein the rotating mechanism is arranged on the rotating mechanism; the rotating mechanism comprises a fixed seat and an armrest shell; the locking mechanism comprises a stop block, an ejector rod and a locking block; the transmission mechanism is connected with the button and the locking block and is used for converting the movement of the button into the sliding of the locking block so as to enable the locking block to enter or separate from the locking groove. The utility model has the beneficial effects that: the push rod is abutted against the stop block, so that the downward rotation of the armrest shell can be prevented, the movement of the button is converted into the sliding of the locking block through the transmission mechanism, the locking block is separated from the locking groove on the push rod, the limitation of the push rod on the downward rotation of the armrest shell can be relieved, and the angle of the armrest of the seat can be conveniently adjusted.
Description
Technical Field
The utility model relates to the technical field of aviation seats, in particular to an angle-adjustable aviation seat armrest.
Background
The armrest of the aircraft driver seat needs to have an angle adjusting function so as to meet the requirement of riding comfort when the backrest is at different back-tilting angles.
Common handrail angle modulation structure is thumb wheel and push rod structure (for example the chinese utility model patent that application number is CN 202020135584.4), and the process of adjusting handrail angle through thumb wheel and push rod structure is slow, and has corotation and reversal two kinds of forms, easy maloperation under the condition that does not have the identification, and handrail angle modulation is not convenient.
SUMMERY OF THE UTILITY MODEL
In view of this, it is necessary to provide an aviation armrest with an adjustable angle for solving the technical problem of low convenience of use of the existing armrest angle adjusting structure.
In order to achieve the aim, the utility model provides an aviation seat armrest with an adjustable angle, which comprises a rotating mechanism, a locking mechanism, a button and a transmission mechanism, wherein the rotating mechanism is arranged on the top of the seat armrest;
the rotating mechanism comprises a fixed seat and an armrest shell, the fixed seat is fixed on the backrest of the chair, and the armrest shell is rotatably connected with the fixed seat;
the locking mechanism comprises a stop block, an ejector rod and a locking block, the stop block is fixed on the fixed seat, the ejector rod is arranged on the handrail shell in a sliding mode and is abutted against the stop block, a plurality of locking grooves are formed in the side wall of the ejector rod along the length direction, and the locking block is arranged on the handrail shell in a sliding mode and is used for being inserted into the locking grooves;
the transmission mechanism is connected with the button and the locking block and is used for converting the movement of the button into the sliding of the locking block so as to enable the locking block to enter or separate from the locking groove.
Preferably, the locking mechanism further comprises a connecting plate and a guide block, the connecting plate is fixed on the armrest shell, the guide block is fixed on the connecting plate, a first guide hole is formed in the guide block, and the ejector rod is inserted into the first guide hole in a sliding manner.
Preferably, the locking mechanism further comprises a fixing sleeve, the fixing sleeve is fixed on the handrail housing, a second guide hole coaxial with the first guide hole is formed in the fixing sleeve, and the ejector rod is inserted into the second guide hole in a sliding manner; the fixing sleeve is further provided with a communicating hole communicated with the second guide hole, and the locking block is arranged in the communicating hole in a sliding mode.
Preferably, a protruding part is formed on the ejector rod, the locking mechanism further comprises a reset elastic piece, one end of the reset elastic piece is connected with the protruding part, and the other end of the reset elastic piece is connected with the fixed sleeve.
Preferably, still be fixed with first stopper on the fixing base, still be fixed with the second stopper on the connecting plate, work as when the connecting plate rotates to first predetermined angle, first stopper with the second stopper butt, work as when the connecting plate rotates to the second predetermined angle, first stopper with the dog butt.
Preferably, the transmission mechanism includes a first conversion member, a connection member and a second conversion member, the first conversion member is connected to both the connection member and the button and is configured to convert the movement of the button into the movement of the connection member, and the second conversion member is connected to both the lock block and the connection member and is configured to convert the movement of the connection member into the sliding movement of the lock block.
Preferably, the first conversion part comprises a first fixing block, a first rotating block and a push rod, the first fixing block is fixed on the armrest shell, the middle part of the first rotating block is hinged to the first fixing block, one end of the first rotating block is connected with one end of the push rod, the other end of the first rotating block is connected with one end of the connecting piece, and the other end of the push rod is connected with the button.
Preferably, the second conversion part comprises a second fixed block, a second rotating block and a pull rod, the second fixed block is fixed on the armrest shell, the middle part of the second rotating block is hinged to the second fixed block, one end of the second rotating block is connected with one end of the pull rod, the other end of the second rotating block is connected with the other end of the connecting piece, and the other end of the pull rod is connected with the locking block.
Preferably, the second conversion part further comprises a locking elastic part, one end of the locking elastic part is connected with the second fixed block, and the other end of the locking elastic part is connected with the locking block.
Preferably, aviation seat handrail of angularly adjustable still includes the button piece that resets, the button piece that resets includes button sleeve and button elastic component, the button sleeve is fixed in on the handrail casing, the push rod slides and inserts and locates in the button sleeve, the one end of button elastic component with button muffjoint, the other end of button elastic component with the button is connected.
Compared with the prior art, the technical scheme provided by the utility model has the beneficial effects that: the push rod is abutted against the stop block, so that the downward rotation of the armrest shell can be prevented, the movement of the button is converted into the sliding of the locking block through the transmission mechanism, the locking block is separated from the locking groove on the push rod, the limitation of the push rod on the downward rotation of the armrest shell can be relieved, and the angle of the armrest of the seat can be conveniently adjusted.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of an adjustable angle aircraft seat armrest provided in accordance with the present invention;
FIG. 2 is a schematic perspective view of the adjustable-angle aircraft seat armrest of FIG. 1 with the armrest housing omitted;
FIG. 3 is an exploded view of FIG. 2;
FIG. 4 is a schematic perspective view of the adjustable angle aircraft seat armrest of FIG. 2 without the securing cover;
FIG. 5 is a schematic perspective view of the adjustable angle airline seat armrest of FIG. 2 from another perspective;
FIG. 6 is an exploded view of the button reset of FIG. 5;
in the figure: 1-rotating mechanism, 2-locking mechanism, 3-button, 4-transmission mechanism, 5-button reset piece, 11-fixed seat, 111-first limited block, 12-armrest shell, 21-stop block, 22-ejector rod, 221-lug, 23-locking block, 24-connecting plate, 241-second limited block, 25-guide block, 251-first guide hole, 26-fixed sleeve, 261-communicating hole, 27-reset elastic piece, 41-first conversion piece, 411-first fixed block, 412-first rotation block, 413-push rod, 42-connecting piece, 43-second conversion piece, 431-second fixed block, 432-second rotation block, 433-pull rod, 434-locking elastic piece, 51-button sleeve, etc, 52-button spring.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the utility model and together with the description, serve to explain the principles of the utility model and not to limit the scope of the utility model.
Referring to fig. 1 and 2, the utility model provides an aviation seat armrest with an adjustable angle, which comprises a rotating mechanism 1, a locking mechanism 2, a button 3 and a transmission mechanism 4.
Referring to fig. 1 and 2, the rotating mechanism 1 includes a fixing seat 11 and an armrest housing 12, the fixing seat 11 is fixed to the seat back, and the armrest housing 12 is rotatably connected to the fixing seat 11.
Referring to fig. 1 to 4, the locking mechanism 2 includes a stopper 21, a rod 22 and a locking block 23, the stopper 21 is fixed on the fixing seat 11, the rod 22 is slidably disposed on the armrest housing 12 and abuts against the stopper 21, a plurality of locking grooves are disposed on a sidewall of the rod 22 along a length direction, in this embodiment, the rod 22 is a threaded rod, the locking grooves are grooves between threads on the threaded rod, and the locking block 23 is slidably disposed on the armrest housing 12 and is used to be inserted into the locking grooves.
Referring to fig. 1 to 3, the transmission mechanism 4 is connected to both the button 3 and the locking block 23, and is used for converting the movement of the button 3 into the sliding of the locking block 23, so as to allow the locking block 23 to enter or lock the locking groove.
When using, when the angle of seat armrest needs to be adjusted, press button 3, make button 3 move inwards, drive mechanism 4 converts the removal of button 3 into the slip of locking piece 23, locking piece 23 breaks away from the locking groove on ejector pin 22, at this moment, rotate handrail casing 12, adjust handrail casing 12 to suitable angle after, loosen button 3, locking piece 23 blocks into the locking groove on ejector pin 22 again, ejector pin 22 can't remove, ejector pin 22 supports and holds in dog 21, thereby can prevent handrail casing 12 anticlockwise rotation (namely seat armrest can not the downwardly pivoted, but can upwards rotate), thereby the angle modulation function of seat armrest has been realized.
According to the utility model, the push rod 22 is abutted against the stop block 21, so that the downward rotation of the armrest shell 12 can be prevented, the movement of the button 3 is converted into the sliding of the locking block 23 through the transmission mechanism 4, so that the locking block 23 is separated from the locking groove on the push rod 22, and the limit of the push rod 22 on the downward rotation of the armrest shell 12 can be released, so that the angle of the armrest of the seat can be conveniently adjusted.
In order to realize the sliding connection between the push rod 22 and the armrest housing 12, referring to fig. 1 to 3, in a preferred embodiment, the locking mechanism 2 further includes a connecting plate 24 and a guide block 25, the connecting plate 24 is fixed on the armrest housing 12, the guide block 25 is fixed on the connecting plate 24, a first guide hole 251 is formed in the guide block 25, and the push rod 22 is slidably inserted into the first guide hole 251.
In order to make the movement of the top bar 22 more stable, referring to fig. 1-3, in a preferred embodiment, the locking mechanism 2 further includes a fixing sleeve 26, the fixing sleeve 26 is fixed on the armrest housing 12, a second guiding hole coaxial with the first guiding hole 251 is formed on the fixing sleeve 26, and the top bar 22 is slidably inserted into the second guiding hole; the fixing sleeve 26 is further provided with a communicating hole 261 communicated with the second guiding hole, and the locking block 23 is slidably arranged in the communicating hole 261.
In order to make the top bar 22 always abut against the stopper 21 when the top bar 22 is not limited, referring to fig. 1-4, in a preferred embodiment, a protrusion 221 is formed on the top bar 22, the locking mechanism 2 further includes a return elastic member 27, one end of the return elastic member 27 is connected to the protrusion 221, the other end of the return elastic member 27 is connected to the fixing sleeve 26, when the top bar 22 is not limited, the top bar 22 always abuts against the stopper 21 under the pushing of the return elastic member 27, so that when the top bar 22 is locked by releasing the button 3, the top bar 22 can prevent the armrest housing 12 from rotating downwards.
In order to limit the rotation angle of the armrest, please refer to fig. 2 and fig. 3, in a preferred embodiment, a first limiting block 111 is further fixed on the fixing base 11, a second limiting block 241 is further fixed on the connecting plate 24, when the connecting plate 24 rotates to a first preset angle, the first limiting block 111 abuts against the second limiting block 241, and when the connecting plate 24 rotates to a second preset angle, the first limiting block 111 abuts against the stopper 21.
To realize the function of the transmission mechanism 4, referring to fig. 2-5, in a preferred embodiment, the transmission mechanism 4 includes a first conversion member 41, a connection member 42 and a second conversion member 43, the first conversion member 41 is connected to the connection member 42 and the button 3 and is configured to convert the movement of the button 3 into the movement of the connection member 42, and the second conversion member 43 is connected to the lock block 23 and the connection member 42 and is configured to convert the movement of the connection member 42 into the sliding of the lock block 23.
In order to realize the function of the first conversion member 41, referring to fig. 2-5, in a preferred embodiment, the first conversion member 41 includes a first fixed block 411, a first rotation block 412 and a push rod 413, the first fixed block 411 is fixed to the armrest housing 12, the middle of the first rotation block 412 is hinged to the first fixed block 411, one end of the first rotation block 412 is connected to one end of the push rod 413, the other end of the first rotation block 412 is connected to one end of the connecting member 42, the other end of the push rod 413 is connected to the push button 3, when the push button 3 is pressed in use, the push rod 413 moves inward, so as to drive the first rotation block 412 to rotate, and thus drive the connecting member 42 to move rightward. It should be noted that the connecting member 42 is formed by two links hinged together.
In order to realize the function of the second switching element 43 specifically, referring to fig. 2-5, in a preferred embodiment, the second switching element 43 includes a second fixed block 431, a second rotating block 432 and a pull rod 433, the second fixed block 431 is fixed to the armrest housing 12, the middle of the second rotating block 432 is hinged to the second fixed block 431, one end of the second rotating block 432 is connected to one end of the pull rod 433, the other end of the second rotating block 432 is connected to the other end of the connecting element 42, the other end of the pull rod 433 is connected to the lock block 23, when in use, the connecting element 42 moves rightward, and drives the second rotating block 432 to rotate, so as to drive the pull rod 433 to ascend, and thus drive the lock block 23 to disengage from the locking groove on the top rod 22, so as to release the locking of the top rod 22, and thus release the locking of the armrest housing 12.
In order to automatically reset the locking block 23, referring to fig. 4, in a preferred embodiment, the second converting element 43 further includes a locking elastic element 434, one end of the locking elastic element 434 is connected to the second fixing block 431, and the other end of the locking elastic element 434 is connected to the locking block 23.
In order to enable the button 3 to automatically reset after being released, referring to fig. 2 and 6, in a preferred embodiment, the aviation seat armrest with an adjustable angle further includes a button resetting member 5, the button resetting member 5 includes a button sleeve 51 and a button elastic member 52, the button sleeve 51 is fixed on the armrest housing 12, the push rod 413 is slidably inserted into the button sleeve 51, one end of the button elastic member 52 is connected to the button sleeve 51, and the other end of the button elastic member 52 is connected to the button 3.
For a better understanding of the present invention, the operation of the angularly adjustable airline seat armrest provided by the present invention will be described in detail below with reference to fig. 1 to 6: when the angle adjusting device is used, when the angle of the seat armrest needs to be adjusted, the button 3 is pressed, the push rod 413 moves inwards, the first rotating block 412 is driven to rotate, the connecting piece 42 is driven to move rightwards, the second rotating block 432 is driven to rotate, the pull rod 433 is driven to ascend, the locking block 23 is driven to be separated from the locking groove in the ejector rod 22, the locking of the ejector rod 22 is released, the locking of the armrest shell 12 is released, at the moment, the armrest shell 12 is rotated, after the armrest shell 12 is adjusted to a proper angle, the button 3 is released, the locking block 23 is clamped into the locking groove in the ejector rod 22 again, the ejector rod 22 cannot move, the ejector rod 22 abuts against the stop block 21, the armrest shell 12 can be prevented from rotating anticlockwise (namely, the seat armrest cannot rotate downwards, but can rotate upwards), and the angle adjusting function of the seat armrest is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. An aviation seat armrest with an adjustable angle is characterized by comprising a rotating mechanism, a locking mechanism, a button and a transmission mechanism;
the rotating mechanism comprises a fixed seat and an armrest shell, the fixed seat is fixed on the backrest of the chair, and the armrest shell is rotatably connected with the fixed seat;
the locking mechanism comprises a stop block, an ejector rod and a locking block, the stop block is fixed on the fixed seat, the ejector rod is arranged on the handrail shell in a sliding mode and is abutted against the stop block, a plurality of locking grooves are formed in the side wall of the ejector rod along the length direction, and the locking block is arranged on the handrail shell in a sliding mode and is used for being inserted into the locking grooves;
the transmission mechanism is connected with the button and the locking block and is used for converting the movement of the button into the sliding of the locking block so as to enable the locking block to enter or separate from the locking groove.
2. The angle-adjustable aviation seat armrest as claimed in claim 1, wherein the locking mechanism further comprises a connecting plate and a guide block, the connecting plate is fixed to the armrest housing, the guide block is fixed to the connecting plate, the guide block is provided with a first guide hole, and the push rod is slidably inserted into the first guide hole.
3. The angle-adjustable aviation seat armrest as claimed in claim 2, wherein the locking mechanism further comprises a fixing sleeve, the fixing sleeve is fixed to the armrest housing, a second guiding hole coaxial with the first guiding hole is formed in the fixing sleeve, and the push rod is slidably inserted into the second guiding hole;
the fixing sleeve is further provided with a communicating hole communicated with the second guide hole, and the locking block is arranged in the communicating hole in a sliding mode.
4. The adjustable angle aircraft seat armrest according to claim 3, wherein a protrusion is formed on the top bar, the locking mechanism further comprises a return elastic member, one end of the return elastic member is connected to the protrusion, and the other end of the return elastic member is connected to the fixing sleeve.
5. The aviation seat armrest with the adjustable angle of claim 2, wherein a first limit block is further fixed on the fixing seat, a second limit block is further fixed on the connecting plate, when the connecting plate rotates to a first preset angle, the first limit block abuts against the second limit block, and when the connecting plate rotates to a second preset angle, the first limit block abuts against the stop block.
6. The angularly adjustable airline seat armrest according to claim 1, wherein the transmission mechanism includes a first conversion member, a link member, and a second conversion member, the first conversion member being connected to both the link member and the push button and being configured to convert the movement of the push button into the movement of the link member, the second conversion member being connected to both the lock piece and the link member and being configured to convert the movement of the link member into the sliding movement of the lock piece.
7. The angle-adjustable aviation seat armrest according to claim 6, wherein the first conversion member comprises a first fixing block, a first rotation block and a push rod, the first fixing block is fixed to the armrest housing, the middle portion of the first rotation block is hinged to the first fixing block, one end of the first rotation block is connected to one end of the push rod, the other end of the first rotation block is connected to one end of the connecting member, and the other end of the push rod is connected to the push button.
8. The angle-adjustable aviation seat armrest as claimed in claim 7, wherein the second conversion member comprises a second fixed block, a second rotating block and a pull rod, the second fixed block is fixed to the armrest housing, the middle portion of the second rotating block is hinged to the second fixed block, one end of the second rotating block is connected to one end of the pull rod, the other end of the second rotating block is connected to the other end of the connecting member, and the other end of the pull rod is connected to the locking block.
9. The angularly adjustable airline seat armrest as set forth in claim 8, wherein said second conversion member further comprises a locking elastic member, one end of said locking elastic member being connected to said second fixed block, and the other end of said locking elastic member being connected to said locking block.
10. The aviation seat armrest with the adjustable angle of claim 7, further comprising a button reset, wherein the button reset comprises a button sleeve and a button elastic member, the button sleeve is fixed on the armrest housing, the push rod is slidably inserted into the button sleeve, one end of the button elastic member is connected with the button sleeve, and the other end of the button elastic member is connected with the button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122368631.7U CN215794475U (en) | 2021-09-28 | 2021-09-28 | Aviation seat armrest with adjustable angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122368631.7U CN215794475U (en) | 2021-09-28 | 2021-09-28 | Aviation seat armrest with adjustable angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215794475U true CN215794475U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122368631.7U Active CN215794475U (en) | 2021-09-28 | 2021-09-28 | Aviation seat armrest with adjustable angle |
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| Country | Link |
|---|---|
| CN (1) | CN215794475U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115486652A (en) * | 2022-11-05 | 2022-12-20 | 广州市弘锦科技有限公司 | Multidirectional adjusting armrest and seat |
-
2021
- 2021-09-28 CN CN202122368631.7U patent/CN215794475U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115486652A (en) * | 2022-11-05 | 2022-12-20 | 广州市弘锦科技有限公司 | Multidirectional adjusting armrest and seat |
| CN115486652B (en) * | 2022-11-05 | 2023-09-19 | 广州市弘锦科技有限公司 | Multidirectional adjusting armrest and seat |
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