CN212604719U - Electric leg support mechanism - Google Patents
Electric leg support mechanism Download PDFInfo
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- CN212604719U CN212604719U CN202021442550.6U CN202021442550U CN212604719U CN 212604719 U CN212604719 U CN 212604719U CN 202021442550 U CN202021442550 U CN 202021442550U CN 212604719 U CN212604719 U CN 212604719U
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- connecting rod
- storage tank
- rod
- articulated
- plate
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Abstract
The utility model discloses an electronic leg holds in palm mechanism, including motor dead lever and actuating lever, the both ends symmetry of the two is provided with link assembly, connecting plate and fixed plate, and coupling assembly includes first connecting rod, second connecting rod, third connecting rod and fourth connecting rod, and auxiliary connecting rod cooperates third connecting rod and fourth connecting rod respectively and is provided with first storage tank and second storage tank, and the other end cooperation third connecting rod of first connecting rod is provided with the third storage tank. The utility model discloses a set up first storage tank and second storage tank on supplementary connecting rod, the third connecting rod is articulated with supplementary connecting rod in first storage tank, and the fourth connecting rod is articulated with supplementary connecting rod in the second storage tank, sets up the third storage tank on first connecting rod, and the third connecting rod is articulated with first connecting rod in the third storage tank, improvement link mechanism's that can be great stability, the effectual avoidance the utility model discloses the phenomenon of partial swing appears.
Description
Technical Field
The utility model relates to a car leg holds in the palm technical field, especially relates to an electronic leg holds in palm mechanism.
Background
The leg holds in the palm and installs the part on car seat, it stretches out can the bearing shank in order to increase driver and crew's comfort level, can contract when not using, the patent for CN201822271638.5 has proposed a push-down electronic extension leg support adjusting device, the device includes that fixed pipe of motor and leg hold in the palm the rotatory pipe and the both ends of the two all set gradually first connecting rod, the link mechanism that second connecting rod and third connecting rod are constituteed, the rotation junction of each part all sets up swivel liner and avoids appearing the phenomenon that link mechanism appears the jamming, but this adjusting device has the shortcoming: the arrangement of the rotary bushing enables the rotation of the rotary connection part to be smoother, but increases the movable clearance of the connection part of each component, so that the stability of the device is reduced during action, and the device is easy to deflect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to avoid prior art's weak point, provide an electronic leg and hold in palm mechanism to effectively solve the weak point that exists among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an electronic leg holds in palm mechanism, including motor dead lever and actuating lever, and the both ends symmetry of the two is provided with link assembly, connecting plate and fixed plate, the fixed plate passes through link assembly and connecting plate connection, link assembly includes first connecting rod, the second connecting rod, third connecting rod and fourth connecting rod, second connecting rod and third connecting rod are articulated, the one end of first connecting rod and second connecting rod all is articulated with the connecting plate, the other end of first connecting rod and the one end of third connecting rod are articulated, the other end of second connecting rod and the one end of fourth connecting rod are articulated, the other end of third connecting rod and the other end of fourth connecting rod pass through auxiliary connecting rod and connect, auxiliary connecting rod cooperates third connecting rod and fourth connecting rod respectively and is provided with first storage tank and second storage tank, the other end cooperation third connecting rod of first connecting rod is provided with the third storage.
Furthermore, one end of each of the two first connecting rods is fixedly connected with the connecting plate through a connecting rod, and the connecting rod is hinged with the connecting plate.
Furthermore, the two ends of the driving rod are fixedly connected with the second connecting rod at the joint of the second connecting rod and the third connecting rod, and the two ends of the motor fixing rod are hinged to the auxiliary connecting rod.
Furthermore, a driving motor is arranged on the motor fixing rod, and the driving motor is connected with the driving rod through a screw rod structure.
Further, the fixing plate and the auxiliary connecting rod are connected through a fastening bolt.
The above technical scheme of the utility model following beneficial effect has: the utility model discloses a set up first storage tank and second storage tank on supplementary connecting rod, the third connecting rod is articulated with supplementary connecting rod in first storage tank, and the fourth connecting rod is articulated with supplementary connecting rod in the second storage tank, sets up the third storage tank on first connecting rod, and the third connecting rod is articulated with first connecting rod in the third storage tank, improvement link mechanism's that can be great stability, the effectual avoidance the utility model discloses the phenomenon of partial swing appears.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a schematic perspective view of a second embodiment of the present invention;
fig. 4 is a partially enlarged view of fig. 3 at B.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An electric leg support mechanism comprises a motor fixing rod 1 and a driving rod 2, wherein two ends of the motor fixing rod 1 and the driving rod 2 are symmetrically provided with a connecting rod assembly, a connecting plate 3 and a fixing plate 4, the fixing plate 4 is connected with the connecting plate 3 through the connecting rod assembly, the connecting assembly comprises a first connecting rod 5, a second connecting rod 6, a third connecting rod 7 and a fourth connecting rod 8, the second connecting rod 6 is hinged with the third connecting rod 7, one ends of the first connecting rod 5 and the second connecting rod 6 are hinged with the connecting plate 3, the other end of the first connecting rod 5 is hinged with one end of the third connecting rod 7, the other end of the second connecting rod 6 is hinged with one end of the fourth connecting rod 8, the other end of the third connecting rod 7 is connected with the other end of the fourth connecting rod 8 through an auxiliary connecting rod 9, the structures are the prior art, the specific structure and the working principle refer to a patent document with a patent number of CN, the utility model discloses make following improvement:
as shown in fig. 1-4, in the embodiment, the auxiliary link 9 is provided with a first accommodating slot 10 and a second accommodating slot 11 respectively matching with the third link 7 and the fourth link 8, the other end of the first link 5 is provided with a third accommodating slot 12 matching with the third link 7, the end of the third link 7 is hinged to the auxiliary link 9 in the first accommodating slot 10, the fourth link 8 is hinged to the auxiliary link 9 in the second accommodating slot 11, the other end of the third link 7 is hinged to the first link 5 in the third accommodating slot 12, the end of the third link 7 is in sliding contact with the inner wall of the first accommodating slot 10, the end of the fourth link 8 is in sliding contact with the inner wall of the second accommodating slot 11, and the other end of the third link 7 is in sliding contact with the inner wall of the third accommodating slot 12, so that the above-mentioned rotation connection is limited by the slot space, and the stability of the.
In a preferred scheme, one end of each of the two first connecting rods 5 is fixedly connected with the connecting rod 13, and the connecting rod 13 is hinged to the connecting plate 3, so that the two first connecting rods 5 can integrally and synchronously move, and the movement stability of the connecting rod assembly is further improved.
In this embodiment, two ends of the driving rod 2 are fixedly connected to the second connecting rod 6 at the joint of the second connecting rod 6 and the third connecting rod 7, and two ends of the motor fixing rod 1 are hinged to the auxiliary connecting rod 9.
In this embodiment, be provided with driving motor on the motor dead lever 1, driving motor and actuating lever 2 pass through lead screw structure and connect, under driving motor's the positive reverse rotation drive, realize extension and the shrink of fixed plate 4, during concrete implementation, driving motor accessible mount and motor dead lever 1 fixed connection, fixed another mount that sets up on actuating lever 2 equally, the lead screw cooperation that sets up fixed block and driving motor output on this mount.
In this embodiment, fixed plate 4 and auxiliary connecting rod 9 pass through fastening bolt to be connected, conveniently dismantle and install fixed plate 4, are convenient for maintain.
The utility model discloses a theory of operation: the utility model discloses a connecting plate 3 is fixed on car seat main part or solitary support frame, set up the structure of bearing shank (the soft packet of board of cortex or the soft packet of board of cloth art) on fixed plate 4, need to extend fixed plate 4 and carry out the shank and support the time, driving motor operates, under lead screw structure's drive, motor dead lever 1 and actuating lever 2 are kept away from, make link assembly extend, at first storage tank 10, under the limiting action of second storage tank 11 and third storage tank 12, connecting rod 13 drives under the effect of 5 synchronization actions of two first connecting rods, make link assembly steady operation, when needing shrink fixed plate 4, driving motor reverse operation, under lead screw structure's effect, motor dead lever 1 and actuating lever 2 are close to, make link assembly shrink.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (5)
1. The utility model provides an electronic leg holds in palm mechanism, including motor dead lever and actuating lever, and the both ends symmetry of the two is provided with link assembly, connecting plate and fixed plate, the fixed plate passes through link assembly and connecting plate connection, link assembly includes first connecting rod, the second connecting rod, third connecting rod and fourth connecting rod, second connecting rod and third connecting rod are articulated, the one end of first connecting rod and second connecting rod all is articulated with the connecting plate, the other end of first connecting rod and the one end of third connecting rod are articulated, the other end of second connecting rod and the one end of fourth connecting rod are articulated, the other end of third connecting rod and the other end of fourth connecting rod pass through auxiliary connecting rod and connect its characterized in that: the auxiliary connecting rod is provided with a first accommodating groove and a second accommodating groove in a matched mode with the third connecting rod and the fourth connecting rod respectively, and the other end of the first connecting rod is provided with a third accommodating groove in a matched mode with the third connecting rod.
2. An electric leg rest mechanism according to claim 1, characterized in that: one end of each first connecting rod is fixedly connected with the corresponding connecting plate through a connecting rod, and the connecting rods are hinged to the connecting plates.
3. An electric leg rest mechanism according to claim 2, characterized in that: the two ends of the driving rod are fixedly connected with the second connecting rod at the joint of the second connecting rod and the third connecting rod, and the two ends of the motor fixing rod are hinged with the auxiliary connecting rod.
4. An electric leg rest mechanism according to claim 3, characterized in that: the motor fixing rod is provided with a driving motor, and the driving motor is connected with the driving rod through a screw rod structure.
5. An electrically powered legrest mechanism according to any of claims 1 to 4, further comprising: the fixing plate is connected with the auxiliary connecting rod through a fastening bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021442550.6U CN212604719U (en) | 2020-07-21 | 2020-07-21 | Electric leg support mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021442550.6U CN212604719U (en) | 2020-07-21 | 2020-07-21 | Electric leg support mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212604719U true CN212604719U (en) | 2021-02-26 |
Family
ID=74720543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021442550.6U Active CN212604719U (en) | 2020-07-21 | 2020-07-21 | Electric leg support mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212604719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114771380A (en) * | 2021-10-25 | 2022-07-22 | 延锋国际座椅系统有限公司 | Seat leg support extension driving mechanism |
-
2020
- 2020-07-21 CN CN202021442550.6U patent/CN212604719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114771380A (en) * | 2021-10-25 | 2022-07-22 | 延锋国际座椅系统有限公司 | Seat leg support extension driving mechanism |
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