CN213383986U - Chair leg support - Google Patents
Chair leg support Download PDFInfo
- Publication number
- CN213383986U CN213383986U CN202022373400.0U CN202022373400U CN213383986U CN 213383986 U CN213383986 U CN 213383986U CN 202022373400 U CN202022373400 U CN 202022373400U CN 213383986 U CN213383986 U CN 213383986U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- leg support
- bottom plate
- leg
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model discloses a chair leg support, which comprises a leg support bottom plate, an installation component for installing the leg support bottom plate and a rotation driving component for driving the leg support bottom plate to rotate; the mounting assembly comprises a mounting bracket, a first rotating shaft is arranged on the mounting bracket, and the leg support bottom plate is rotatably mounted on the first rotating shaft in a matching manner; the rotation driving assembly comprises a guide rod arranged on the leg support bottom plate, the guide rod is perpendicular to the first rotating shaft, and a sliding sleeve in sliding fit with the guide rod is sleeved on the guide rod; a second rotating shaft which is in rotating fit with the mounting bracket is arranged on the mounting bracket, the second rotating shaft is parallel to the first rotating shaft, a first connecting rod which rotates synchronously with the second rotating shaft is arranged on the second rotating shaft, and the other end of the first connecting rod is hinged with the sliding sleeve; the rotation driving assembly further comprises a power assembly for driving the second rotating shaft to rotate.
Description
Technical Field
The utility model relates to a seat leg holds in palm.
Background
In recent years, the development of automobiles is rapid, the selection of people is diversified, and the requirements on accessories of the automobiles are increased, wherein the automobile seat leg support is included. The leg rest is a fitting part on the automobile seat and is mainly used for assisting in increasing the leg supporting area of a passenger so as to improve the riding comfort.
Chinese patent publication No. CN210337672U discloses a seat leg support supporting mechanism, comprising: frame, owner push away bed frame, leg support expansion plate and flexible power portion, the owner push away the bed frame pass through link assembly with the frame is articulated, the leg hold in the palm the expansion plate with the owner pushes away bed frame sliding connection, the expansion portion of flexible power portion respectively with the owner push away the bed frame with the leg holds in the palm the expansion plate is articulated, flexible power portion is used for the drive the owner pushes away the bed frame and keeps away from or be close to the frame, and the owner pushes away the bed frame and keeps away from control the leg holds in the palm the expansion plate is in the owner pushes away and outwards stretches out on the bed frame main push away the bed frame is close to control when the frame the leg holds in the palm the expansion plate is in the owner pushes away the inward contraction on the bed. Although the seat leg support supporting mechanism can realize the folding and the extension of the main pushing frame and the supporting and withdrawing telescopic plate by adopting one power, the structure is complex and the occupied space is large.
Disclosure of Invention
In view of this, the present invention provides a leg support for a seat, which can meet the requirement of leg support and has the advantages of simple structure and small space occupation.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a chair leg support comprises a leg support bottom plate, a mounting assembly for mounting the leg support bottom plate and a rotation driving assembly for driving the leg support bottom plate to rotate;
the mounting assembly comprises a mounting bracket, a first rotating shaft is arranged on the mounting bracket, and the leg support bottom plate is rotatably mounted on the first rotating shaft in a matching manner;
the rotation driving assembly comprises a guide rod arranged on the leg support bottom plate, the guide rod is perpendicular to the first rotating shaft, and a sliding sleeve in sliding fit with the guide rod is sleeved on the guide rod; a second rotating shaft which is in rotating fit with the mounting bracket is arranged on the mounting bracket, the second rotating shaft is parallel to the first rotating shaft, a first connecting rod which rotates synchronously with the second rotating shaft is arranged on the second rotating shaft, and the other end of the first connecting rod is hinged with the sliding sleeve;
the rotation driving assembly further comprises a power assembly for driving the second rotating shaft to rotate.
Furthermore, the mounting bracket comprises two mounting plates which are respectively positioned at two ends of the first rotating shaft, and the first rotating shaft is fixedly mounted at one end part of the two mounting plates; the second rotating shaft is arranged in the middle of the two mounting plates.
Further, the mounting panel include with the parallel installation section of leg support bottom plate and for the leg support bottom plate is the linkage segment of slope setting, the installation section with the changeover portion has between the linkage segment, first pivot sets up the tip of linkage segment, the second pivot sets up on the changeover portion.
Furthermore, a connecting shaft fixedly connected with the two mounting plates is arranged between the connecting sections of the two mounting plates.
Furthermore, reinforcing plates respectively positioned at two ends of the first rotating shaft are arranged on the bottom surface of the leg support bottom plate, and the reinforcing plates are sleeved on the first rotating shaft in a rotating fit manner.
Furthermore, the guide rods are arranged to be parallel to each other, the sliding sleeves are respectively sleeved on the guide rods, a third rotating shaft is fixedly arranged between the sliding sleeves, the third rotating shaft is parallel to the first rotating shaft, and the other end of the first connecting rod is sleeved on the third rotating shaft in a rotating fit mode.
Furthermore, the number of the first connecting rods is two and the first connecting rods are respectively positioned at two ends of the third rotating shaft.
Furthermore, the leg support bottom plate is provided with guide mounting plates respectively positioned at two ends of the guide rod, and the guide rod is fixedly mounted between the two guide mounting plates.
Furthermore, the power assembly comprises a power motor and a threaded screw rod in transmission connection with an output shaft of the power motor, a threaded sleeve in threaded fit with the threaded screw rod is sleeved on the threaded screw rod, and a link mechanism used for driving the second rotating shaft to rotate is arranged between the threaded sleeve and the second rotating shaft.
Furthermore, the link mechanism comprises a second link rod and a third link rod, wherein the second link rod synchronously rotates with the second rotating shaft, the third link rod is fixedly connected with the threaded sleeve, and the second link rod is hinged with the third link rod.
The beneficial effects of the utility model reside in that:
the utility model discloses a seat leg holds in palm, during the use, drive second pivot is rotated, and the second pivot drives first connecting rod and rotates rather than synchronous to the drive sliding sleeve removes along the guide bar, and drive leg holds in the palm the bottom plate and rotates around first pivot, thereby reaches to rotate when needs support the shank and open, rotate the technical purpose who withdraws when not needing, can satisfy the requirement of supporting the shank, and have simple structure and the little advantage of occupation space.
Drawings
In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:
FIG. 1 is a schematic structural view of an embodiment of a leg rest of a seat of the present invention;
FIG. 2 is a schematic structural view of the leg rest of the seat of the present embodiment with the motor mounting plate hidden;
fig. 3 is a schematic structural view of the mounting plate.
Description of reference numerals:
1-a leg rest base plate; 2-a first rotating shaft; 3-a guide rod; 4-a sliding sleeve; 5-a second rotating shaft; 6-a first link; 7-mounting a plate; 7 a-an installation section; 7 b-a connecting segment; 7 c-a transition section; 8-a reinforcing plate; 9-a third rotating shaft; 10-a guide mounting plate; 11-a connecting shaft; 12-a power motor; 13-a threaded screw rod; 14-thread insert; 15-a second link; 16-a third link; 17-a motor mounting plate; 18-speed variator.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
As shown in fig. 1, it is a schematic structural diagram of an embodiment of the leg rest of the seat of the present invention. The chair leg support of this embodiment includes leg support bottom plate 1, the installation component that is used for installing leg support bottom plate 1 and is used for driving the rotatory rotation drive assembly of leg support bottom plate 1.
The installation component of this embodiment includes the installing support, is equipped with first pivot 2 on the installing support, and 1 normal running fit of leg support bottom plate is installed on first pivot 2. The rotation driving assembly of the embodiment comprises a guide rod 3 arranged on a leg support bottom plate 1, the guide rod 3 is perpendicular to a first rotating shaft 2, and a sliding sleeve 4 in sliding fit with the guide rod 3 is sleeved on the guide rod 3; the mounting bracket is provided with a second rotating shaft 5 which is in running fit with the mounting bracket, the second rotating shaft 5 is parallel to the first rotating shaft 2, the second rotating shaft 5 is provided with a first connecting rod 6 which rotates synchronously with the second rotating shaft, and the other end of the first connecting rod 6 is hinged with the sliding sleeve 4.
The rotary driving assembly of the present embodiment further includes a power assembly for driving the second rotary shaft 5 to rotate. Specifically, the power assembly of the present embodiment includes a power motor 12 and a threaded lead screw 13 in transmission connection with an output shaft of the power motor 12, a threaded sleeve 14 in threaded fit with the threaded lead screw 13 is sleeved on the threaded lead screw 13, and a link mechanism for driving the second rotating shaft 5 to rotate is arranged between the threaded sleeve 14 and the second rotating shaft 5. The link mechanism of the embodiment comprises a second link 15 rotating synchronously with the second rotating shaft 5 and a third link 16 fixedly connected with the screw sleeve 14, and the second link 15 and the third link 16 are hinged. Of course, the link mechanism can be realized in various ways, for example, the link mechanism can adopt a link rod, one end of the link rod rotates synchronously with the second rotating shaft 5, and the other end of the link rod is hinged with the threaded sleeve 14, which will not be described in detail.
Further, the mounting bracket of the embodiment includes two mounting plates 7 respectively located at two ends of the first rotating shaft 2, and the first rotating shaft 2 is fixedly mounted at one end of the two mounting plates 7; the second rotating shaft 5 is arranged in the middle of the two mounting plates 7. Specifically, the mounting plate 7 of this embodiment includes the installation section 7a parallel with leg rest base plate 1 and is the linkage segment 7b that the slope set up for leg rest base plate 1, has changeover portion 7c between installation section 7a and the linkage segment 7b, and first pivot 2 sets up the tip at linkage segment 7b, and second pivot 5 sets up on changeover portion 7c, can make the structure compacter, further reduces the space. A connecting shaft 11 fixedly connected with the connecting sections 7b of the two mounting plates 7 is arranged between the connecting sections 7 b. The connecting shaft 11 of the embodiment is provided with a motor mounting plate 17, a speed changer 18 is arranged between the power motor 12 and the threaded screw 13, the speed changer 18 is rotatably installed on the motor mounting plate 17 in a matching manner, and the rotating axis between the speed changer 18 and the motor mounting plate 17 is parallel to the first rotating shaft 2.
Further, be equipped with the reinforcing plate 8 that is located 2 both ends of first pivot respectively on the bottom surface of leg support bottom plate 1 of this embodiment, 8 normal running fit suits of reinforcing plate are on first pivot 2. The guide bar 3 of this embodiment establishes to two that are parallel to each other, and the suit is equipped with sliding sleeve 4 on two guide bar 3 respectively, and fixed being equipped with third pivot 9 between two sliding sleeves 4, third pivot 9 are parallel with first pivot 2, and the other end normal running fit suit of first connecting rod 6 is on third pivot 9, and first connecting rod 6 of this embodiment establishes to two and is located the both ends of third pivot 9 respectively. Specifically, the leg rest base plate 1 of this embodiment is provided with guide mounting plates 10 respectively located at two ends of the guide rod 3, and the guide rod 3 is fixedly mounted between the two guide mounting plates 10.
The seat leg of this embodiment holds in the palm, during the use, the drive second pivot rotates, and the second pivot drives first connecting rod and rotates rather than synchronous to the drive sliding sleeve removes along the guide bar, and drive leg holds in the palm the bottom plate and rotates around first pivot, thereby reaches to rotate when needs support the shank and open, rotate the technical purpose who withdraws when not needing, can satisfy the requirement of supporting the shank, and have simple structure and the little advantage of occupation space.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (10)
1. A chair leg support is characterized in that: the leg support comprises a leg support bottom plate (1), a mounting assembly for mounting the leg support bottom plate (1) and a rotation driving assembly for driving the leg support bottom plate (1) to rotate;
the mounting assembly comprises a mounting bracket, a first rotating shaft (2) is arranged on the mounting bracket, and the leg support bottom plate (1) is rotatably mounted on the first rotating shaft (2) in a matching manner;
the rotation driving assembly comprises a guide rod (3) arranged on the leg support bottom plate (1), the guide rod (3) is perpendicular to the first rotating shaft (2), and a sliding sleeve (4) in sliding fit with the guide rod (3) is sleeved on the guide rod; a second rotating shaft (5) which is in rotating fit with the mounting bracket is arranged on the mounting bracket, the second rotating shaft (5) is parallel to the first rotating shaft (2), a first connecting rod (6) which rotates synchronously with the second rotating shaft (5) is arranged on the second rotating shaft (5), and the other end of the first connecting rod (6) is hinged with the sliding sleeve (4);
the rotation driving assembly further comprises a power assembly for driving the second rotating shaft (5) to rotate.
2. The leg rest of a seat as claimed in claim 1, wherein: the mounting bracket comprises two mounting plates (7) which are respectively positioned at two ends of the first rotating shaft (2), and the first rotating shaft (2) is fixedly mounted at one end part of the two mounting plates (7); the second rotating shaft (5) is arranged in the middle of the two mounting plates (7).
3. The leg rest of a seat as claimed in claim 2, wherein: mounting panel (7) include with installation section (7a) that leg holds in the palm bottom plate (1) parallel and for leg holds in the palm linkage segment (7b) that bottom plate (1) is the slope and sets up, installation section (7a) with changeover portion (7c) have between linkage segment (7b), first pivot (2) set up the tip of linkage segment (7b), second pivot (5) set up on changeover portion (7 c).
4. The leg rest of a seat as claimed in claim 3, wherein: and a connecting shaft (11) fixedly connected with the connecting section (7b) of the two mounting plates (7) is arranged between the connecting sections (7 b).
5. The leg rest of a seat as claimed in claim 1, wherein: the bottom surface of the leg support bottom plate (1) is provided with reinforcing plates (8) which are respectively positioned at two ends of the first rotating shaft (2), and the reinforcing plates (8) are sleeved on the first rotating shaft (2) in a rotating fit manner.
6. The leg rest of a seat as claimed in claim 1, wherein: the utility model discloses a quick-witted, including guide bar (3), sliding sleeve (4), two be equipped with respectively the suit on guide bar (3) sliding sleeve (4) two fixed third pivot (9) that are equipped with between sliding sleeve (4), third pivot (9) with first pivot (2) are parallel, the other end normal running fit suit of first connecting rod (6) is in on third pivot (9).
7. The leg rest of a seat as claimed in claim 6, wherein: the number of the first connecting rods (6) is two, and the first connecting rods are respectively positioned at two ends of the third rotating shaft (9).
8. The leg rest of a seat as claimed in claim 6, wherein: the leg support base plate (1) is provided with guide mounting plates (10) which are respectively positioned at two ends of the guide rod (3), and the guide rod (3) is fixedly mounted between the two guide mounting plates (10).
9. A leg rest for a seat as claimed in any one of claims 1 to 8, wherein: the power assembly comprises a power motor (12) and a threaded screw rod (13) in transmission connection with an output shaft of the power motor (12), a threaded sleeve (14) matched with the threaded screw rod in a sleeved mode is arranged on the threaded screw rod (13), and a connecting rod mechanism used for driving the second rotating shaft (5) to rotate is arranged between the threaded sleeve (14) and the second rotating shaft (5).
10. The leg rest of a seat as claimed in claim 9, wherein: the connecting rod mechanism comprises a second connecting rod (15) and a third connecting rod (16), the second connecting rod (15) and the second rotating shaft (5) synchronously rotate, the third connecting rod (16) is fixedly connected with the threaded sleeve (14), and the second connecting rod (15) and the third connecting rod (16) are connected in a hinged mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022373400.0U CN213383986U (en) | 2020-10-22 | 2020-10-22 | Chair leg support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022373400.0U CN213383986U (en) | 2020-10-22 | 2020-10-22 | Chair leg support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213383986U true CN213383986U (en) | 2021-06-08 |
Family
ID=76189772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022373400.0U Active CN213383986U (en) | 2020-10-22 | 2020-10-22 | Chair leg support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213383986U (en) |
-
2020
- 2020-10-22 CN CN202022373400.0U patent/CN213383986U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5730483A (en) | System for adjusting a windshield for vehicles | |
| CN209661015U (en) | Electric folding bed is adjusted in no cabinet base | |
| CN103029604B (en) | Seat and leg holder control apparatus thereof | |
| CN213383986U (en) | Chair leg support | |
| CN105986685A (en) | Sectional type movement framework of folding garage | |
| CN208452842U (en) | Automotive seat | |
| CN215154119U (en) | Gear pair type cushion folding mechanism | |
| CN212220005U (en) | Seat leg supporting mechanism | |
| CN217374264U (en) | Chair leg support | |
| CN208576400U (en) | The good buffering automobile sunshade of stability | |
| CN113263963A (en) | Motor drive connecting rod type cushion folding mechanism | |
| CN215904379U (en) | Foot holds in palm device, seat assembly and vehicle | |
| CN210416345U (en) | Foldable automobile seat pedal | |
| CN205737062U (en) | A kind of stand alone type folding leg rest device | |
| CN219192084U (en) | Vehicle-mounted screen angle adjusting device, vehicle-mounted screen and vehicle | |
| CN211138991U (en) | External spring window skylight | |
| CN216101702U (en) | Electric rotary extension seat shank support | |
| CN219618967U (en) | Automobile seat foot support adjusting mechanism | |
| CN219360956U (en) | Display screen assembly and vehicle | |
| CN116221581B (en) | Flexible screen lifting transmission device | |
| CN215705866U (en) | Chair leg support | |
| CN220800548U (en) | Electromechanical stretching device and electric seat thereof | |
| CN219697689U (en) | Rotating shaft for expanding water drop type screen | |
| CN218431551U (en) | Scooter | |
| CN113232565B (en) | Motor-driven cushion folding mechanism with sliding groove |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |