CN219927531U - Rotary locking mechanism for automobile seat armrests - Google Patents
Rotary locking mechanism for automobile seat armrests Download PDFInfo
- Publication number
- CN219927531U CN219927531U CN202321555844.3U CN202321555844U CN219927531U CN 219927531 U CN219927531 U CN 219927531U CN 202321555844 U CN202321555844 U CN 202321555844U CN 219927531 U CN219927531 U CN 219927531U
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- Prior art keywords
- locking
- shaft
- latch
- locking plate
- control arm
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- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Seats For Vehicles (AREA)
Abstract
The utility model relates to a rotating locking mechanism of an automobile seat armrest, wherein a control arm is fixedly connected with an automobile body, a locking plate is arranged on an armrest body, a bearing rotating shaft is arranged on the locking plate, the front end of the control arm is rotatably sleeved on the bearing rotating shaft, a latch shaft is arranged on one side of the control arm, which is close to the armrest body, and when the armrest body rotates, the latch shaft relatively rolls along one side of the locking plate, a first latch clamping position, a latch shaft sliding surface and a second latch clamping position are sequentially arranged on one side, which is contacted with the latch shaft, of the locking plate, a locking shaft is arranged at one end of the locking plate, a locking clamping groove is arranged on the control arm, and when the armrest body is put down, the locking shaft is clamped into the locking clamping groove, the locking shaft is clamped into the first latch clamping position, and when the armrest body is lifted up, the locking shaft is rotated along with the armrest body to be separated from the locking clamping groove, and the locking shaft is clamped into the second latch clamping position. The utility model has simple structure, stable rotation, long service life and low manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of automobile seat spare and accessory parts, in particular to a rotating locking mechanism of an automobile seat armrest.
Background
In order to prevent the central armrest of the rear seat of the vehicle from being influenced by unintentional backward rotation movement under the use or static working condition, the prior art solves the problems by designing a complex locking mechanism, but the complex mechanism design and assembly process generate high production and manufacturing cost on one hand, and on the other hand, the maintenance cost of parts in the after-market of the automobile is high, and meanwhile, certain mechanisms also generate problems such as poor motion stability and motion noise. The Chinese patent publication No. CN208745807U discloses a lock for a pivoting member in a vehicle, a seat back and an armrest for the vehicle, which comprises a cam, a rod, a button and other structures, while the Chinese patent publication No. CN115716437A discloses a locking mechanism for the seat armrest of the vehicle, which comprises a main shell, an end cover plate, a middle toothed plate, a clearance elimination sleeve, a rotating shaft, a positioning damping ring, an outer gear ring and other structures, wherein the end cover plate sleeve is also provided with an end cover plate inner toothed hole and other structures, and the locking mechanism has the problems of complex structure, high manufacturing cost and the like.
Disclosure of Invention
The utility model aims to provide a rotating locking mechanism of an automobile seat armrest, which has the advantages of simple structure, stable rotation, long service life and low manufacturing cost.
The aim of the utility model is realized by the following technical scheme:
the utility model provides a rotatory locking mechanism of car seat armrest, includes handrail body, locking plate and control arm, wherein the control arm links firmly with the automobile body, on the handrail body is located to the locking plate, be equipped with on the locking plate and bear the weight of the pivot, and control arm front end rotation suit in bear the pivot, control arm is close to handrail body one side and is equipped with the latch axle to when the handrail body rotates, the latch axle is along locking plate one side roll relatively, locking plate and latch axle contact one side are equipped with first latch screens, latch axle sliding surface and second latch screens in proper order, locking plate one end is equipped with the locking axle, be equipped with the locking draw-in groove on the control arm, and when the handrail body is put down, the locking axle card is gone into in the locking draw-in groove, the latch axle card is gone into in the first latch screens, when the handrail body lifts up, the locking axle rotates along with the handrail body and breaks away from the locking draw-in groove, the latch axle card is gone into in the second latch screens.
The locking plate is provided with a locking shaft through hole, and the locking shaft is arranged in the locking shaft through hole.
The locking plate is provided with an installation cavity, the bearing rotating shaft is installed in the installation cavity, an elastic unit is arranged in the installation cavity, and the elastic unit radially abuts against the bearing rotating shaft.
The installation cavity comprises a bearing rotating shaft through hole, an installation groove and a positioning groove, wherein the bearing rotating shaft penetrates through the bearing rotating shaft through hole, the elastic unit is arranged in the installation groove, and the elastic unit is provided with a positioning part embedded into the positioning groove of the installation cavity.
The elastic unit upside is equipped with the location portion that is the T type, the mounting groove upside is equipped with the constant head tank that is the T type, the mounting groove downside is equipped with bears the pivot through-hole, and location portion embedding in the constant head tank.
The elastic unit is characterized in that hook-shaped positioning parts are arranged on two sides of the elastic unit, a bearing rotating shaft through hole is formed in the upper side of the mounting groove, hook-shaped positioning grooves are formed in two sides of the mounting groove, and the positioning parts are embedded into the positioning grooves.
The utility model has the advantages and positive effects that:
1. the utility model has simple integral structure and stable rotation, wherein the control arm of the utility model is fixed, the locking plate is arranged on the armrest body and rotates together relative to the control arm, when the armrest body rotates, the utility model utilizes the first latch clamping position, the latch shaft sliding surface and the second latch clamping position on one side of the locking plate to cooperatively roll with the latch shaft on the control arm so as to ensure stable rotation and in-place locking, and meanwhile, one end of the locking plate is provided with the locking shaft which is matched with the locking clamping groove on the control arm so as to further ensure the locking of the armrest body in the use state, and the locking limiting function is reliable.
2. According to the utility model, the mounting cavity for mounting the bearing rotating shaft is arranged on the locking plate, and the elastic unit is arranged in the mounting cavity and radially props against the bearing rotating shaft to bear radial load generated by the bearing rotating shaft, so that the locking plate is ensured not to generate the problems of fragmentation and the like due to overlarge radial load applied by the bearing rotating shaft, and the service life of the component is ensured and prolonged.
3. The utility model has simple and compact integral structure, does not occupy excessive installation space and has low manufacturing cost.
Drawings
Figure 1 is a schematic view of the structure of the armrest body of the present utility model in a raised rest position,
figure 2 is a schematic view of the structure of the armrest body of the present utility model in a lowered use position,
FIG. 3 is a schematic view of the locking plate and the armrest body of FIG. 1,
figure 4 is a schematic view of the engagement of the locking plate and the locking shaft of figure 1 when the armrest body is in a lowered use condition,
figure 5 is a schematic side view of the latch plate of figure 4,
figure 6 is a schematic view of another side structure of the locking plate of figure 5,
figure 7 is a schematic view of another locking plate structure used in the present utility model,
figure 8 is a schematic view of the operation of the locking plate of figure 1,
figure 9 is a second schematic diagram of the working principle of the locking plate in figure 1,
fig. 10 is a schematic diagram of the working principle of the locking plate in fig. 1.
Wherein, 1 is the control arm, 101 is locking draw-in groove, 2 is the locking board, 201 is the latch axle sliding surface, 202 is first latch screens, 203 is the second latch screens, 204 is the latch axle through-hole, 205 is the installation cavity, 2051 is the bearing spindle through-hole, 2052 is the mounting groove, 2053 is the constant head tank, 3 is first side surface, 4 is the second side surface, 5 is the elastic element, 501 is the location portion, 6 is the handrail body, 7 is the bearing spindle, 8 is the latch axle, 9 is the latch axle.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-10, the utility model comprises a handrail body 6, a locking plate 2 and a control arm 1, wherein the control arm 1 is fixedly connected with a vehicle body through bolts, the locking plate 2 is fixedly arranged on the handrail body 6, a bearing rotating shaft 7 is arranged on the locking plate 2, a rotating shaft through hole is arranged at the front end of the control arm 1 and sleeved on the bearing rotating shaft 7, as shown in fig. 2, a latch shaft 9 is arranged at one side of the control arm 1 close to the handrail body 6, and as shown in fig. 8-10, when the handrail body 6 rotates, the latch shaft 9 rolls relatively along one side of the locking plate 2, as shown in fig. 4-10, a first latch clamping position 202, a latch shaft sliding surface 201 and a second latch clamping position 203 are sequentially arranged at one side of the locking plate 2 contacted with the latch shaft 9, as shown in fig. 1 and 3, one end of the locking plate 2 far away from the bearing rotating shaft 7 is provided with a latch shaft 8, the control arm 1 is provided with a locking slot 101, when the armrest body 6 is put down in a use state, as shown in fig. 2, the locking shaft 8 is locked in the locking slot 101, and when the armrest body 6 is lifted up, as shown in fig. 4 and 8, the locking shaft 9 is locked in the first locking slot 202, and when the armrest body 6 is lifted up, as shown in fig. 1, the locking plate 2 rotates together with the armrest body 6 to enable the locking shaft 8 to be separated from the locking slot 101, and when the armrest body 6 is put down, as shown in fig. 10, the locking shaft 9 is locked in the second locking slot 203, and when the armrest body 2 is in a backward inclined state together with the armrest body 6, as shown in fig. 1, the locking shaft 9 is locked in the second locking slot 203, so that limiting can be achieved. The arc design of the first latch detent 202 and the second latch detent 203 also needs to ensure that the user can lift or put down the armrest body 6 with a proper force, so as to avoid the problem of difficulty in putting down the armrest body 6.
As shown in fig. 4 to 7, in the present embodiment, the lock plate 2 is provided with a lock shaft through hole 204, and the lock shaft 8 is mounted in the lock shaft through hole 204.
As shown in fig. 4 to 7, in this embodiment, the locking plate 2 is provided with an installation cavity 205, and the bearing shaft 7 is installed in the installation cavity 205, an elastic unit 5 is disposed in the installation cavity 205, and the elastic unit 5 radially abuts against the bearing shaft 7, as shown in fig. 9, in the overturning process of the handrail body 6, the elastic unit 5 can bear the radial load applied by the bearing shaft 7 through its elastic deformation, so as to ensure that the locking plate 2 cannot generate the problems of fracture and the like due to the excessive radial load applied by the bearing shaft 7, and ensure that the service life of the component is prolonged at the same time. The elastic unit 5 may select a suitable elastic member such as a spring or an elastic block according to actual needs.
As shown in fig. 4 to 7, the mounting cavity 205 includes a bearing shaft through hole 2051, a mounting groove 2052 and a positioning groove 2053, wherein the bearing shaft 7 passes through the bearing shaft through hole 2051, the elastic unit 5 is disposed in the mounting groove 2052, and as shown in fig. 5, the groove bottom of the mounting groove 2052 can shield most of the elastic unit 5 to play a protective role, and the elastic unit 5 is provided with the positioning part 501 embedded in the positioning groove 2053 of the mounting cavity 205.
As shown in fig. 4 to 6, in one embodiment of the present utility model, the upper side of the elastic unit 5 is provided with a T-shaped positioning portion 501, the upper side of the mounting groove 2052 is provided with a T-shaped positioning groove 2053, the lower side of the mounting groove 2052 is provided with a bearing shaft through hole 2051, and the positioning portion 501 is embedded in the positioning groove 2053.
In another embodiment of the present utility model, as shown in fig. 7, the two sides of the elastic unit 5 are provided with hook-shaped positioning portions 501, the upper side of the mounting groove 2052 is provided with a through hole 2051 for supporting the rotating shaft, the two sides of the mounting groove 2052 are provided with hook-shaped positioning grooves 2053, and the positioning portions 501 are embedded in the positioning grooves 2053.
The working principle of the utility model is as follows:
as shown in fig. 1 to 10, the control arm 1 is fixedly connected with the vehicle body, the armrest body 6 is rotatably connected with the control arm 1 through the bearing rotating shaft 7, when the armrest body 6 rotates, as shown in fig. 8, the latch shaft 9 on one side of the control arm 1, which is close to the armrest body 6, relatively rolls along one side of the latch plate 2, wherein a first latch clamping position 202, a latch shaft sliding surface 201 and a second latch clamping position 203 are sequentially arranged on one side, which contacts the latch plate 2 with the latch shaft 9, of the armrest body 6, as shown in fig. 1 and 3, of the control arm 2, a locking shaft 8 is arranged at one end, which is far away from the bearing rotating shaft 7, of the control arm 1, and a locking clamping groove 101 is formed on the control arm 1, as shown in fig. 2, and when the armrest body 6 is put down in a use state, the locking shaft 8 is clamped into the locking clamping groove 101, and at the moment, as shown in fig. 4 and 8, the latch shaft 9 is clamped in the first latch clamping position 202, thereby locking the armrest body 6, and when the first side surface 3 of the armrest body 6 is clamped against the first side surface 3, and the second side surface 203 of the seat body 6 are correspondingly locked with the first side 6, and the seat body 6, and the seat back surface 3 is clamped against the first side surface 3, and the seat body 6 is correspondingly locked on the side surface 3.
Claims (6)
1. The utility model provides a car seat handrail rotary locking mechanism which characterized in that: comprises a handrail body (6), a locking plate (2) and a control arm (1), wherein the control arm (1) is fixedly connected with a vehicle body, the locking plate (2) is arranged on the handrail body (6), a bearing rotating shaft (7) is arranged on the locking plate (2), the front end of the control arm (1) is rotationally sleeved on the bearing rotating shaft (7), one side of the control arm (1) close to the handrail body (6) is provided with a latch shaft (9), when the handrail body (6) rotates, the latch shaft (9) relatively rolls along one side of the locking plate (2), one side, which is contacted with the latch shaft (9), of the locking plate (2) is sequentially provided with a first latch clamping position (202), a latch shaft sliding surface (201) and a second latch clamping position (203), one end of the locking plate (2) is provided with a locking shaft (8), and when the control arm (1) is provided with a locking slot (101), the locking shaft (8) is clamped into the locking slot (9), and when the locking shaft (8) is clamped into the locking slot (101), the first latch shaft (101) is lifted up along with the locking shaft (6), the latch shaft (9) is engaged in the second latch position (203).
2. The car seat armrest rotational locking mechanism of claim 1, wherein: the locking plate (2) is provided with a locking shaft through hole (204), and the locking shaft (8) is arranged in the locking shaft through hole (204).
3. The car seat armrest rotational locking mechanism of claim 1, wherein: the locking plate (2) is provided with an installation cavity (205), the bearing rotating shaft (7) is installed in the installation cavity (205), an elastic unit (5) is arranged in the installation cavity (205), and the elastic unit (5) radially abuts against the bearing rotating shaft (7).
4. The rotating lock mechanism for an automotive seat armrest as set forth in claim 3, wherein: the installation cavity (205) comprises a bearing rotating shaft through hole (2051), an installation groove (2052) and a positioning groove (2053), wherein a bearing rotating shaft (7) penetrates through the bearing rotating shaft through hole (2051), the elastic unit (5) is arranged in the installation groove (2052), and the elastic unit (5) is provided with a positioning part (501) to be embedded into the positioning groove (2053) of the installation cavity (205).
5. The rotating lock mechanism of an automotive seat armrest as set forth in claim 4, wherein: the elastic unit (5) upside is equipped with location portion (501) that is the T type, mounting groove (2052) upside is equipped with constant head tank (2053) that is the T type, mounting groove (2052) downside is equipped with bears pivot through-hole (2051), and location portion (501) embedding in constant head tank (2053).
6. The rotating lock mechanism of an automotive seat armrest as set forth in claim 4, wherein: the elastic unit (5) both sides are equipped with and are hooked location portion (501), mounting groove (2052) upside is equipped with bears pivot through-hole (2051), mounting groove (2052) both sides are equipped with and are hooked constant head tank (2053), and location portion (501) embedding in constant head tank (2053).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321555844.3U CN219927531U (en) | 2023-06-19 | 2023-06-19 | Rotary locking mechanism for automobile seat armrests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321555844.3U CN219927531U (en) | 2023-06-19 | 2023-06-19 | Rotary locking mechanism for automobile seat armrests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219927531U true CN219927531U (en) | 2023-10-31 |
Family
ID=88495218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321555844.3U Active CN219927531U (en) | 2023-06-19 | 2023-06-19 | Rotary locking mechanism for automobile seat armrests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219927531U (en) |
-
2023
- 2023-06-19 CN CN202321555844.3U patent/CN219927531U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |