CN219904292U - Unlocking device for rear backrest of automobile seat - Google Patents
Unlocking device for rear backrest of automobile seat Download PDFInfo
- Publication number
- CN219904292U CN219904292U CN202321668649.1U CN202321668649U CN219904292U CN 219904292 U CN219904292 U CN 219904292U CN 202321668649 U CN202321668649 U CN 202321668649U CN 219904292 U CN219904292 U CN 219904292U
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- unlocking
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- automobile seat
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- 241000237983 Trochidae Species 0.000 claims abstract description 23
- 230000007704 transition Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 244000188472 Ilex paraguariensis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model relates to an unlocking device for a back row backrest of an automobile seat, which comprises a top shell and a bottom shell, wherein the top shell is arranged on the bottom shell, one side of the top part of the top shell is provided with a safety belt guide ring, one side of the top part of the top shell, which is positioned on the safety belt guide ring, is provided with an unlocking hole, an unlocking mechanism is arranged at a position in the bottom shell matched with the unlocking hole, and a linkage mechanism which is in linkage unlocking with the unlocking mechanism is arranged at one side of the bottom shell, which is positioned on the unlocking mechanism. The utility model can overcome the defects of relatively large occupied space, unlocking force and unlocking stroke of the traditional unlocking device.
Description
Technical Field
The utility model relates to the field of automobile seat adjusting devices, in particular to an unlocking device for a back row backrest of an automobile seat.
Background
Automobiles become necessary traveling tools in the life of people, and different use demands are needed for adjusting the backrest of the automobile seat in use.
The common mode of the existing seat backrest adjustment comprises a buckle type unlocking structure and a pull belt type unlocking structure, different unlocking structures are different in unlocking force, unlocking stroke and appearance, the appearance of the buckle type unlocking structure is wider than the appearance of the buckle type unlocking structure, the occupied space is larger, the inner hook is used for clamping the unlocking pull rope, then the inner hook is connected with the lock, and the unlocking pull rope is relatively larger in unlocking rotation stroke through the rotation of the buckle; the pull-strap type unlocking structure is small in appearance and occupied space, is directly connected with the backrest lock through the unlocking pull rope, is relatively easy to manufacture, and is relatively large in unlocking force.
In view of the above-mentioned prior art, the inventor considers that the above-mentioned unlocking device has a relatively large profile, which results in a large space occupation, and in addition, the unlocking force required for unlocking is relatively large, and the unlocking stroke is also large.
Disclosure of Invention
In order to overcome the defects of relatively large occupied space, unlocking force and unlocking stroke in the prior art, the utility model provides an unlocking device for a rear backrest of an automobile seat.
The utility model provides an unlocking device for a back row backrest of an automobile seat, which adopts the following technical scheme:
the utility model provides a back unlocking device of car seat back row, includes top shell and drain pan, and the top shell is installed in the drain pan, and top shell top one side is provided with the safety belt guide ring, and top shell top position is provided with the unlocking hole on one side of the safety belt guide ring, is provided with release mechanism in the drain pan with unlocking hole assorted position, is provided with the link gear with release mechanism linkage unblock in the drain pan on one side that is located release mechanism.
Optionally, the release mechanism includes setting up in the unblock storehouse of drain pan, can follow the vertical gliding unlock button in unblock storehouse and the reset piece that supplementary unlock button reset, and unlock button sets up in the one side of unlock storehouse towards the unlocking hole, and reset piece sets up between the storehouse bottom in unlock storehouse and unlock button.
Optionally, the unlocking button comprises a button panel and a button base, the button panel is mounted on the top of the button base, and the button panel is matched with the hole shape of the unlocking hole; the reset piece is arranged between the bottom of the button base and the bin bottom of the unlocking bin.
Optionally, the reset piece is reset spring, and the bottom of button base is provided with the spring reference column, and reset spring cover is located on the spring reference column, and the bottom of button base is provided with the buffer hole with the position that the spring reference column corresponds, and reset spring is located the peripheral region of buffer hole with the tip of the bottom conflict of button base.
Optionally, the two opposite side walls of the unlocking bin are vertically provided with guide slide ways, and the positions of the button base corresponding to the guide slide ways are provided with guide slide rails matched with the guide slide ways.
Optionally, one end of the guiding slideway facing the unlocking hole is provided with a guiding flaring in a horn shape.
Optionally, the link gear is including setting up in unblock storehouse one side and with the drain pan between articulated unblock clamp plate, and the one end of unblock clamp plate is unblock portion, the other end is traction portion, and unblock base is provided with the hole of exerting pressure with the corresponding one side of unblock portion, and unblock portion wears to locate the hole of exerting pressure.
Optionally, the top edge of the unlocking pressing plate comprises a first straight section, a first inclined section and a second straight section which are sequentially connected, the first straight section is positioned between the traction part and the hinging position of the unlocking pressing plate and the bottom shell, the first inclined section is positioned between the unlocking part and the hinging position of the unlocking pressing plate and the bottom shell, the first inclined section is connected with the first straight section through a first arc transition section, and the second straight section is positioned at the unlocking part; the bottom border of unblock clamp plate is including the third straight section, the fourth straight section, the second section of inclining that connect gradually, and the third straight section is located between the articulated position of traction portion and unblock clamp plate and drain pan, and the fourth straight section is located between the articulated position of unblock portion and unblock clamp plate and drain pan, and the second section of inclining is located unblock portion department, and is connected through the second arc changeover portion between second section of inclining and the fourth straight section.
Optionally, the bottom of top shell just is provided with the limiting plate in the outer lane department of unlocking hole, and the limiting plate matches with the position phase place of first slope section.
Optionally, the top shell and the bottom shell are buckled and installed through a buckling structure.
In summary, the present utility model includes at least one of the following beneficial technical effects: through improving release mechanism and link gear for the appearance of this product is less relatively, and occupation space just also corresponding reduction, under the prerequisite that can satisfy normal unblock requirement, structural arrangement position is relatively wide, and unlocking stroke and unblock power can be correspondingly matees different back locks and carry out corresponding adjustment, and required unblock power, unlocking stroke also corresponding reduction when making the unblock can effectively promote the commonality of assembly moreover.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an unlocking device for a rear backrest of a car seat according to an embodiment of the present utility model.
Fig. 2 is a schematic cross-sectional view of an unlocking device for a rear backrest of a car seat according to an embodiment of the present utility model.
Fig. 3 is a schematic structural view of a bottom case of an unlocking device for a rear backrest of a car seat according to an embodiment of the utility model.
Fig. 4 is a schematic view showing a structure of an unlocking button of an unlocking device for a rear backrest of a car seat according to an embodiment of the present utility model.
Fig. 5 is a schematic structural view of an unlocking platen of an unlocking device for a rear backrest of a car seat according to an embodiment of the present utility model.
Fig. 6 is a schematic structural view of a top case of an unlocking device for a rear backrest of a car seat according to an embodiment of the present utility model.
Reference numerals illustrate: 1. a top shell; 2. a bottom case; 3. a seat belt guide ring; 4. unlocking the hole; 5. unlocking the bin; 6. a reset member; 7. a button panel; 8. a button base; 9. a spring positioning column; 10. buffering holes; 11. a guide slideway; 12. a guide rail; 13. unlocking the pressing plate; 14. an unlocking part; 15. a traction section; 16. a pressing hole; 17. a first straight section; 18. a first sloped section; 19. a second straight section; 20. a third straight section; 21. a fourth straight section; 22. a second sloped section; 23. a limiting plate; 24. a first arcuate transition section; 25. a second arcuate transition section; 26. guiding flaring.
Detailed Description
The utility model is described in further detail below with reference to fig. 1 to 6.
The embodiment of the utility model discloses an unlocking device for a rear backrest of an automobile seat. Referring to fig. 1 and 2, including top shell 1 and drain pan 2, top shell 1 installs in drain pan 2, under the general circumstances, in order to be convenient for dismouting to and alleviate the weight of product, adopt buckle structure looks lock installation between top shell 1 and the drain pan 2, top shell 1 top one side is provided with safety belt guide ring 3, top shell 1 top is located safety belt guide ring 3 one side and is provided with unlocking hole 4, be provided with unlocking mechanism in the drain pan 2 with unlocking hole 4 assorted position, be provided with the link gear of unlocking with unlocking mechanism linkage in the one side that is located unlocking mechanism in the drain pan 2.
The unlocking mechanism comprises an unlocking bin 5 arranged on the bottom shell 2, an unlocking button capable of sliding vertically along the unlocking bin 5 and a reset piece 6 for assisting the unlocking button to reset, wherein the unlocking button is arranged on one side of the unlocking bin 5 facing the unlocking hole 4 and comprises a button panel 7 and a button base 8, the button panel 7 is arranged on the top of the button base 8, and the button panel 7 is matched with the hole shape of the unlocking hole 4; in this embodiment, the reset piece 6 is disposed between the bottom of the button base 8 and the bottom of the unlocking bin 5, where the reset piece 6 is a reset spring, the bottom of the button base 8 is provided with a spring positioning column 9, the reset spring is sleeved on the spring positioning column 9, a buffer hole 10 is disposed at a position corresponding to the spring positioning column 9 at the bottom of the button base 8, and an end portion of the reset spring abutting against the bottom of the button base 8 is located in a peripheral area of the buffer hole 10.
Referring to fig. 3 and 4, in order to ensure that the unlocking button can be smoothly and stably pressed and reset, guide slide ways 11 are vertically arranged on two opposite side walls of the unlocking bin 5, and guide slide rails 12 matched with the guide slide ways 11 are arranged at positions of the button base 8 corresponding to the guide slide ways 11; in order to enable the guide slide rail 12 to enter the guide slide rail 11 smoothly and accurately during installation, the accuracy of installation is improved, and a flared guide opening 26 is formed in one end, facing the unlocking hole 4, of the guide slide rail 11.
In this embodiment, referring to fig. 5, the linkage mechanism includes an unlocking pressing plate 13 disposed on one side of the unlocking bin 5 and hinged with the bottom shell 2, one end of the unlocking pressing plate 13 is an unlocking portion 14, the other end is a traction portion 15, a pressing hole 16 is disposed on a side of the unlocking base corresponding to the unlocking portion 14, and the unlocking portion 14 is disposed through the pressing hole 16; when unlocking, the top edge of the pressing hole 16 contacts with the top surface of the unlocking part 14 and presses downwards, and when resetting, the bottom edge of the pressing hole 16 contacts with the bottom surface of the unlocking part 14 and applies force upwards; for better lifting unlocking force and unlocking stroke, the top edge of the unlocking pressing plate 13 comprises a first straight section 17, a first inclined section 18 and a second straight section 19 which are connected in sequence, wherein the first straight section 17 is positioned between the traction part 15 and the hinging position of the unlocking pressing plate 13 and the bottom shell 2, the first inclined section 18 is positioned between the unlocking part 14 and the hinging position of the unlocking pressing plate 13 and the bottom shell 2, the first inclined section 18 is connected with the first straight section 17 through a first arc transition section 24, and the second straight section 19 is positioned at the unlocking part 14; the bottom edge of the unlocking pressing plate 13 comprises a third flat section 20, a fourth flat section 21 and a second inclined section 22 which are sequentially connected, the third flat section 20 is positioned between the traction part 15 and the hinging positions of the unlocking pressing plate 13 and the bottom shell 2, the fourth flat section 21 is positioned between the unlocking part 14 and the hinging positions of the unlocking pressing plate 13 and the bottom shell 2, the second inclined section 22 is positioned at the unlocking part 14, and the second inclined section 22 is connected with the fourth flat section 21 through a second arc-shaped transition section 25.
In order to ensure the maximum travel after the unlocking pressing plate 13 is reset, the situation that the clamping position or the unlocking is not smooth due to the fact that the unlocking pressing plate 13 is excessively reset is avoided when the unlocking pressing plate 13 is unlocked is avoided, and referring to fig. 6, a limiting plate 23 is arranged at the bottom of the top shell 1 and positioned at the outer ring of the unlocking hole 4, and the limiting plate 23 is matched with the position of the first inclined section 18.
Because the unlocking device in the embodiment has a relatively smaller structure, the occupied space is correspondingly reduced, the unlocking device can be installed at one side position closer to the headrest when being installed on the backrest, the structural arrangement position is relatively wide, more using space can be provided for the structural layout and the installation of the unlocking pull rope part, the assembly universality is naturally wider, the unlocking stroke and the unlocking force can be correspondingly matched with different backrest locks to correspondingly adjust, and the unlocking force and the unlocking stroke required during unlocking are correspondingly reduced.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (10)
1. The utility model provides a back unlocking device of car seat back row, includes top shell (1) and drain pan (2), and top shell (1) are installed in drain pan (2), and top shell (1) top one side is provided with safety belt guide ring (3), its characterized in that, top shell (1) top is located safety belt guide ring (3) one side and is provided with unlocking hole (4), is provided with unlocking mechanism with unlocking hole (4) assorted position in drain pan (2), is provided with the link gear with unlocking mechanism linkage unblock in one side that is located unlocking mechanism in drain pan (2).
2. The back row backrest unlocking device of the automobile seat according to claim 1, wherein the unlocking mechanism comprises an unlocking bin (5) arranged on the bottom shell (2), an unlocking button capable of sliding vertically along the unlocking bin (5) and a resetting piece (6) for assisting the unlocking button to reset, the unlocking button is arranged on one side, facing the unlocking hole (4), of the unlocking bin (5), and the resetting piece (6) is arranged between the bin bottom of the unlocking bin (5) and the unlocking button.
3. The back row backrest unlocking device of the automobile seat according to claim 2, wherein the unlocking button comprises a button panel (7) and a button base (8), the button panel (7) is arranged on the top of the button base (8), and the button panel (7) is matched with the hole shape of the unlocking hole (4); the reset piece (6) is arranged between the bottom of the button base (8) and the bin bottom of the unlocking bin (5).
4. The unlocking device for the back row of the automobile seat according to claim 3, wherein the reset piece (6) is a reset spring, a spring positioning column (9) is arranged at the bottom of the button base (8), the reset spring is sleeved on the spring positioning column (9), a buffer hole (10) is arranged at the position, corresponding to the spring positioning column (9), of the bottom of the button base (8), and the end, abutting against the bottom of the button base (8), of the reset spring is located in the peripheral area of the buffer hole (10).
5. The unlocking device for the back row of the automobile seat according to claim 3, wherein guide slide ways (11) are vertically arranged on two opposite side walls of the unlocking bin (5), and guide slide rails (12) matched with the guide slide ways (11) are arranged at positions of the button base (8) corresponding to the guide slide ways (11).
6. The unlocking device for the back row of the automobile seat according to claim 5, wherein one end of the guide slideway (11) facing the unlocking hole (4) is provided with a horn-shaped guide flaring (26).
7. The unlocking device for the back row of the automobile seat according to claim 3, wherein the linkage mechanism comprises an unlocking pressing plate (13) which is arranged on one side of the unlocking bin (5) and hinged with the bottom shell (2), one end of the unlocking pressing plate (13) is an unlocking part (14), the other end of the unlocking pressing plate is a traction part (15), a pressing hole (16) is formed in one side, corresponding to the unlocking part (14), of the unlocking base, and the unlocking part (14) penetrates through the pressing hole (16).
8. The back row backrest unlocking device of the automobile seat according to claim 7, wherein the top edge of the unlocking pressing plate (13) comprises a first straight section (17), a first inclined section (18) and a second straight section (19) which are connected in sequence, the first straight section (17) is positioned between the traction part (15) and the hinging position of the unlocking pressing plate (13) and the bottom shell (2), the first inclined section (18) is positioned between the unlocking part (14) and the hinging position of the unlocking pressing plate (13) and the bottom shell (2), and the first inclined section (18) and the first straight section (17) are connected through a first arc transition section (24), and the second straight section (19) is positioned at the unlocking part (14); the bottom edge of unblock clamp plate (13) is including the third straight section (20), fourth straight section (21), second slope section (22) that connect gradually, third straight section (20) are located between the articulated position of traction portion (15) and unblock clamp plate (13) and drain pan (2), fourth straight section (21) are located between the articulated position of unblock portion (14) and unblock clamp plate (13) and drain pan (2), second slope section (22) are located unblock portion (14), and be connected through second arc changeover portion (25) between second slope section (22) and the fourth straight section (21).
9. The unlocking device for the back row of the automobile seat according to claim 8, wherein a limiting plate (23) is arranged at the bottom of the top shell (1) and positioned at the outer ring of the unlocking hole (4), and the limiting plate (23) is matched with the position of the first inclined section (18).
10. The unlocking device for the back row of the automobile seat according to claim 1, wherein the top shell (1) and the bottom shell (2) are buckled and installed through a buckling structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321668649.1U CN219904292U (en) | 2023-06-28 | 2023-06-28 | Unlocking device for rear backrest of automobile seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321668649.1U CN219904292U (en) | 2023-06-28 | 2023-06-28 | Unlocking device for rear backrest of automobile seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219904292U true CN219904292U (en) | 2023-10-27 |
Family
ID=88430680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321668649.1U Active CN219904292U (en) | 2023-06-28 | 2023-06-28 | Unlocking device for rear backrest of automobile seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219904292U (en) |
-
2023
- 2023-06-28 CN CN202321668649.1U patent/CN219904292U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |