CN213768335U - Armrest of automobile seat - Google Patents
Armrest of automobile seat Download PDFInfo
- Publication number
- CN213768335U CN213768335U CN202023021387.9U CN202023021387U CN213768335U CN 213768335 U CN213768335 U CN 213768335U CN 202023021387 U CN202023021387 U CN 202023021387U CN 213768335 U CN213768335 U CN 213768335U
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- China
- Prior art keywords
- pawl
- hole
- shaft
- end cover
- torsion spring
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- Expired - Fee Related
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Abstract
The utility model discloses an armrest of an automobile seat, which comprises an armrest main body, an end cover, a connecting shaft, a torsion spring, a pawl and a return spring; the end of the handrail main body is provided with a through ratchet wheel hole, two ends of the ratchet wheel hole are provided with end cover mounting holes matched with the end covers, and a ratchet wheel matched with the pawl is arranged in the middle of the ratchet wheel hole; the torsion spring, the pawl and the reset spring are sequentially sleeved on the connecting shaft and are installed in the ratchet hole in a matching mode, the pawl is connected with the ratchet in a matching mode through the torsion spring in a clamping mode, the number of the end covers is two, and the two end covers are respectively sleeved at two ends of the connecting shaft and are fixed in end cover installation holes at two ends of the ratchet hole in a matching mode. The utility model adopts the above structure for this handrail can carry out rotation regulation by car seat relatively, does not confine to the regulation between level and the perpendicular two kinds of states, and it is fixed to be more applicable to any angle modulation between level and the perpendicular, simple structure, and convenient operation is economical and practical again.
Description
Technical Field
The utility model belongs to the technical field of car seat, especially, relate to a handrail of car seat.
Background
The armrest of the automobile seat mainly provides elbow support for passengers, and is an important component of the automobile seat. In the prior art, the armrest of the automobile seat can only be adjusted between a horizontal state and a vertical state generally, namely, the armrest can only be in a laying state and a lifting state, so that the elbow is supported only in a horizontal state, and the structure is single; the armrest is not always comfortable relative to the laid down seat; in addition, the common automobile seat armrest is single in design element, short in function, free of storage space and incapable of fully utilizing the space in the automobile.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The to-be-solved technical problem of the utility model is to provide a can adjust the handrail of fixed car seat wantonly between level and perpendicular two kinds of states.
(II) technical scheme
In order to solve the technical problem, the utility model provides an armrest of an automobile seat, which comprises an armrest main body, an end cover, a connecting shaft, a torsion spring, a pawl and a return spring; the tail end of the handrail main body is provided with a through ratchet wheel hole, two ends of the ratchet wheel hole are provided with end cover mounting holes matched with the end covers, and a ratchet wheel matched with the pawl is arranged in the middle of the ratchet wheel hole; the torsion spring, the pawl and the reset spring are sequentially sleeved on the connecting shaft and are installed in the ratchet hole in a matching mode, the pawl is connected with the ratchet in a matching mode through the torsion spring in a clamping mode, the number of the end covers is two, and the two end covers are respectively sleeved at two ends of the connecting shaft and are fixed in end cover installation holes at two ends of the ratchet hole in a matching mode.
The connecting shaft comprises a shaft outlet end, a torsion spring mounting section and a shaft fixing end which are coaxially and sequentially connected; the torsion spring mounting section is provided with a pawl fixing surface, a torsion spring fixing surface and a torsion spring sleeving hole which is coaxial with the pawl fixing surface and the torsion spring fixing surface; the pawl is provided with a top tooth matched with the ratchet wheel, a pawl sleeve hole matched and sleeved with the fixed end of the shaft and a positioning block matched with the fixed surface of the pawl;
the torsion spring is sleeved into the torsion spring sleeving hole from the shaft fixing end, and the pawl is sleeved into matched contact with the torsion spring from the shaft fixing end through the pawl sleeving hole; the positioning block on the pawl is in matched clamping connection with the pawl fixing surface, two torsion arms of the torsion spring act on the positioning block and the torsion spring fixing surface respectively, and the top tooth of the pawl is matched and clamped with one ratchet on the ratchet wheel through the torsion force of the torsion spring.
The shaft diameters of the shaft outlet end and the shaft fixing end are the same, and the shaft diameter of the torsion spring mounting section is larger than that of the shaft outlet end; the end cover is provided with a shaft outlet hole matched with the shaft outlet end; the two end covers are respectively sleeved into the shaft outlet end and the shaft fixing end through the shaft outlet hole and then are matched and fixedly connected with the end cover mounting holes at the two ends of the ratchet wheel hole.
The end cover mounting hole is a counter bore, and the end cover is a nail structure matched with the counter bore-shaped end cover mounting hole; the end cover is fixedly connected with the end cover mounting hole through threads.
The bottom surface of the end cover is provided with a pawl movable hole which is used for matching and sleeving the pawl and is coaxially communicated with the shaft outlet hole; the reset spring is arranged between the pawl and the end cover in a matching way, and the reset spring is sleeved on the shaft fixing end and sleeved in the pawl moving hole; the shaft outlet end extends out of the shaft outlet hole of the end cover by a small section.
Wherein, the top surface of the handrail main body is provided with a storage box; the storage box comprises a storage cavity arranged on the top surface of the handrail main body and a cavity cover plate for sealing the storage cavity.
The armrest of the automobile seat further comprises a fixing piece and a locking piece; the shaft fixing end is provided with a limiting section and a locking section; the fixing piece is provided with a limiting hole matched with the cross section of the limiting section, the fixing piece is sleeved on the limiting section through the limiting hole in a matching manner, and the fixing piece cannot rotate radially on the limiting section; the retaining member is matingly secured to the retaining section and limits axial movement of the retaining member.
Wherein, the cross section of the limiting section is non-circular; the cross-section of the fixture is also non-circular.
The locking section is a threaded section, and the locking piece is a locking nut; the locking piece and the locking section are fixedly connected through threads.
(III) advantageous effects
Compared with the prior art, the utility model discloses the structure of ratchet and pawl for the regulation of this handrail is fixed not to be restricted to level and two kinds of perpendicular states, can also adjust fixedly at the different angular position between above-mentioned two states, has not only increased and has adjusted fixed scope, simple structure moreover, convenient operation.
Drawings
Fig. 1 is a schematic structural view of an armrest of an automobile seat according to the present invention.
Fig. 2 is an exploded view schematically showing the structure of the armrest of the vehicle seat according to the present invention.
Fig. 3 is a schematic sectional view of the armrest of the car seat according to the present invention.
Fig. 4 is a schematic structural view of the connecting shaft of the present invention.
Fig. 5 is a schematic structural view of the ratchet according to the present invention.
Description of reference numerals: 1. a handrail body; 2. an end cap; 3. a connecting shaft; 4. a torsion spring; 5. a pawl; 6. a return spring; 7. a fixing member; 8. a locking member; 11. a ratchet hole; 12. a storage box; 21. a shaft outlet hole; 22. a pawl moving hole; 31. a shaft outlet end; 32. a torsion spring mounting section; 33. a shaft fixing end; 51. a top tooth; 52. the pawl is sleeved with the hole; 53. positioning blocks; 71. a limiting hole; 111. an end cover mounting hole; 112. a ratchet wheel; 121. a receiving cavity; 122. a cover plate for the cavity; 321. a pawl fixing surface; 322. a torsion spring fixing surface; 323. the torsional spring is sleeved with the hole; 331. a limiting section; 332. and (4) locking the section.
Detailed Description
The following detailed description of the embodiments of the present invention is provided 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.
The structure of the armrest of the automobile seat of the utility model is shown in fig. 1, fig. 2 and fig. 3, the armrest of the automobile seat comprises an armrest main body 1, an end cover 2, a connecting shaft 3, a torsion spring 4, a pawl 5 and a return spring 6; the tail end of the handrail main body 1 is provided with a through ratchet wheel hole 11, two ends of the ratchet wheel hole 11 are provided with end cover mounting holes 111 matched with the end cover 2, and the middle of the ratchet wheel hole 11 is provided with a ratchet wheel 112 matched with the pawl 5; torsion spring 4, pawl 5 and reset spring 6 cup joint in proper order on connecting axle 3 and match and install in ratchet hole 11, and pawl 5 matches the joint through torsion spring 4 and ratchet 112, and the end cover 2 is total two, these two end cover 2 cup joints respectively in the both ends of connecting axle 3 and matches and be fixed in on the end cover mounting hole 111 at ratchet hole 11 both ends. The above structure is adopted in the utility model for the regulation of this handrail is fixed not to be restricted to level and two kinds of perpendicular states, and different angular position that can also be between above-mentioned two states is adjusted fixedly, has not only increased and has adjusted fixed scope, simple structure moreover, convenient operation.
As shown in fig. 2, 3, 4 and 5, in the present embodiment, the connecting shaft 3 includes a shaft-out end 31, a torsion spring mounting section 32 and a shaft-fixing end 33, which are coaxially connected in sequence; the torsion spring mounting section 32 is provided with a pawl fixing surface 321, a torsion spring fixing surface 322 and a torsion spring sleeving hole 323 which is coaxial with the pawl fixing surface and the torsion spring fixing surface; the pawl 5 is provided with a top tooth 51 matched with the ratchet wheel 112, a pawl sleeve hole 52 matched and sleeved with the shaft fixing end 33 and a positioning block 53 matched with the pawl fixing surface 321;
the torsion spring 4 is sleeved into the torsion spring sleeving hole 323 from the shaft fixing end 33, and the pawl 5 is sleeved into the torsion spring 4 in a matching contact manner from the shaft fixing end 33 through the pawl sleeving hole 52; the positioning block 53 on the pawl 5 is in matched clamping connection with the pawl fixing surface 321, two torsion arms of the torsion spring 4 act on the positioning block 53 and the torsion spring fixing surface 322 respectively, and the top tooth 51 of the pawl 5 is matched and clamped with one ratchet on the ratchet wheel 112 through the torsion force of the torsion spring 4. By adopting the structure, when the connecting shaft 3 is fixed, the pawl 5 overcomes the torsional force of the torsion spring 4 to separate from the ratchet of the ratchet wheel 112 in the lifting process of the handrail main body 1, so that the handrail main body 1 can be conveniently adjusted upwards; when the armrest body 1 is lifted to a desired position, the elbow of the human body is normally placed on the armrest body 1, the top tooth 51 of the pawl 5 is clamped into the ratchet of the ratchet wheel 112 by the downward pressure, and the positioning block 53 of the pawl 5 is blocked by the pawl fixing surface 321 of the connecting shaft 3, so that the armrest body 1 is fixed.
As shown in fig. 2, in the present embodiment, the shaft diameters of the shaft-out end 31 and the shaft-fixing end 33 are the same, and the shaft diameter of the torsion spring mounting section 32 is larger than the shaft diameter of the shaft-out end 31; the end cover 2 is provided with an axle outlet hole 21 matched with the axle outlet end 31; the two end covers 2 are respectively sleeved into the shaft outlet 31 and the shaft fixing end 33 through the shaft outlet hole 21 and then are fixedly connected with the end cover mounting holes 111 at the two ends of the ratchet wheel hole 11 in a matching manner.
As shown in fig. 2 and 3, in the present embodiment, the end cover mounting hole 111 is a counter bore, and the end cover 2 is a nail structure matching with the counter bore-shaped end cover mounting hole 111; the end cover 2 is fixedly connected with the end cover mounting hole 111 through threads. The utility model adopts the above structure, both simple structure, easy dismounting again.
As shown in fig. 2, 3, 4 and 5, in the present embodiment, the bottom surface of the end cap 2 is provided with a pawl moving hole 22 for the pawl 5 to be sleeved and matched and coaxially communicated with the shaft outlet hole 21; the return spring 6 is arranged between the pawl 5 and the end cover 2 in a matching way, and the return spring 6 is sleeved on the shaft fixing end 33 and is sleeved in the pawl moving hole 22; the shaft outlet end 31 extends a short distance from the shaft outlet opening 21 of the end cap 2. By adopting the structure, the utility model can press the part of the shaft end 31 to make the pawl 5 overcome the spring force of the reset spring 6 to separate from the ratchet wheel 112, thereby adjusting the handrail to reset rapidly without hindrance; when the extending part of the shaft end 31 is released, the pawl 5 is pushed into the ratchet wheel 112 to be engaged and clamped again under the action of the reset spring force of the reset spring 6, so that the function of locking the handrail is achieved.
As shown in fig. 1 and 2, in the present embodiment, a storage box 12 is provided on the top surface of the armrest body 1; the storage box 12 includes a storage cavity 121 opened on the top surface of the armrest main body 1, and a cavity cover 122 closing the storage cavity 121. The utility model discloses set up foretell receiver 12, can be used for accomodating article, the inner space of rational utilization handrail, economical and practical.
As shown in fig. 1, 2 and 3, in the present embodiment, the armrest of the car seat further includes a fixing member 7 and a locking member 8; the shaft fixing end 33 is provided with a limiting section 331 and a locking section 332; the fixing piece 7 is provided with a limiting hole matched with the cross section of the limiting section 331, the fixing piece 7 is sleeved on the limiting section 331 through the limiting hole in a matching manner, and the fixing piece 7 cannot rotate radially on the limiting section 331; retaining member 8 is matingly secured to retaining segment 332 and retaining member 8 limits axial movement of retaining member 7. By adopting the structure, the corresponding seat installation connecting part can be set into a counter bore structure, the small hole of the counter bore is matched with the shaft fixing end 33, and the large hole of the counter bore is matched with the fixing part 7; the cross sections of the fixing piece 7 and the large hole of the counter bore are matched in a non-circular mode, such as the cross section of a gear or the cross section of a square; when the armrest is fixedly connected with the automobile seat, the shaft fixing end 33 is inserted into the large hole from the small hole of the counter bore, the fixing piece 7 is sleeved in the limiting section 331 from the large hole end of the counter bore and is connected with the locking section 332 in a fixing mode through the fixing connection of the locking piece 8. By adopting the structure, the armrest can be fixedly connected to the automobile seat, and the radial rotating motion of the connecting shaft 3 is limited, so that the armrest body 1 can be rotationally adjusted relative to the connecting shaft 3.
In this embodiment, the cross section of the limiting section 331 is non-circular; the cross-section of the fixing member 7 is also non-circular. The cross section of the limiting section 331 can be rectangular or square, and the cross section of the fixing member 7 is matched with the corresponding rectangular or square, so that the radial rotation limitation of the fixing member 7 is realized.
In this embodiment, the locking section 332 is a threaded section, and the locking member 8 is a locking nut; the locking member 8 is fixed with the locking section 332 through threaded connection. Wherein, locking section 332 also can be the jump ring groove, and retaining member 8 is the jump ring, realizes the axial restriction to mounting 7 through the jump ring between retaining member 8 and the locking section 332.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. An armrest for a vehicle seat, comprising: the armrest of the automobile seat comprises an armrest main body (1), an end cover (2), a connecting shaft (3), a torsion spring (4), a pawl (5) and a return spring (6); the tail end of the handrail main body (1) is provided with a through ratchet wheel hole (11), two ends of the ratchet wheel hole (11) are provided with end cover mounting holes (111) matched with the end cover (2), and the middle of the ratchet wheel hole (11) is provided with a ratchet wheel (112) matched with the pawl (5); torsional spring (4), pawl (5) and reset spring (6) cup joint in proper order on connecting axle (3) and match and install in ratchet hole (11), and pawl (5) match the joint through torsional spring (4) and ratchet (112), and end cover (2) are total two, these two end cover (2) cup joint respectively in the both ends of connecting axle (3) and match and be fixed in on end cover mounting hole (111) at ratchet hole (11) both ends.
2. The armrest of an automobile seat according to claim 1, characterized in that: the connecting shaft (3) comprises a shaft outlet end (31), a torsion spring mounting section (32) and a shaft fixing end (33) which are coaxially and sequentially connected; the torsion spring mounting section (32) is provided with a pawl fixing surface (321), a torsion spring fixing surface (322) and a torsion spring sleeve hole (323) coaxial with the torsion spring fixing surface; the pawl (5) is provided with a top tooth (51) matched with the ratchet wheel (112), a pawl sleeve hole (52) matched and sleeved with the shaft fixing end (33) and a positioning block (53) matched with the pawl fixing surface (321);
the torsion spring (4) is sleeved into the torsion spring sleeving hole (323) from the shaft fixing end (33), and the pawl (5) is sleeved into matched contact with the torsion spring (4) from the shaft fixing end (33) through the pawl sleeving hole (52); a positioning block (53) on the pawl (5) is in matched clamping connection with a pawl fixing surface (321), two torsion arms of the torsion spring (4) act on the positioning block (53) and the torsion spring fixing surface (322) respectively, and a top tooth (51) of the pawl (5) is matched and clamped with a ratchet on the ratchet wheel (112) through the torsion force of the torsion spring (4).
3. The armrest of a vehicle seat according to claim 2, characterized in that: the shaft diameters of the shaft outlet end (31) and the shaft fixing end (33) are the same, and the shaft diameter of the torsion spring mounting section (32) is larger than that of the shaft outlet end (31); the end cover (2) is provided with a shaft outlet hole (21) matched with the shaft outlet end (31); the two end covers (2) are respectively sleeved into the shaft outlet end (31) and the shaft fixing end (33) through the shaft outlet hole (21) and then are fixedly connected with the end cover mounting holes (111) at the two ends of the ratchet hole (11) in a matching manner.
4. The armrest of a vehicle seat according to claim 3, characterized in that: the end cover mounting hole (111) is a counter bore, and the end cover (2) is of a nail structure matched with the counter bore-shaped end cover mounting hole (111); the end cover (2) is fixedly connected with the end cover mounting hole (111) through threads.
5. The armrest of a vehicle seat according to claim 3, characterized in that: a pawl movable hole (22) which is used for matching and sleeving the pawl (5) and coaxially communicated with the shaft outlet hole (21) is formed in the bottom surface of the end cover (2); the reset spring (6) is arranged between the pawl (5) and the end cover (2) in a matching way, and the reset spring (6) is sleeved on the shaft fixing end (33) and is sleeved in the pawl moving hole (22); the shaft outlet end (31) extends out of a small section of the shaft outlet hole (21) of the end cover (2).
6. The armrest for an automobile seat according to any one of claims 1 to 5, characterized in that: a storage box (12) is arranged on the top surface of the handrail main body (1); the storage box (12) comprises a storage cavity (121) arranged on the top surface of the handrail main body (1) and a cavity cover plate (122) for sealing the storage cavity (121).
7. The armrest of an automobile seat according to any one of claims 2 to 5, characterized in that: the armrest of the automobile seat further comprises a fixing piece (7) and a locking piece (8); the shaft fixing end (33) is provided with a limiting section (331) and a locking section (332); the fixing piece (7) is provided with a limiting hole (71) matched with the cross section of the limiting section (331), the fixing piece (7) is sleeved on the limiting section (331) in a matching mode through the limiting hole (71), and the fixing piece (7) cannot rotate radially on the limiting section (331); the locking piece (8) is matched and fixed on the locking section (332), and the locking piece (8) limits the axial movement of the fixing piece (7).
8. The armrest of an automobile seat according to claim 7, characterized in that: the cross section of the limiting section (331) is non-circular; the cross section of the fixing piece (7) is also non-circular.
9. The armrest of an automobile seat according to claim 7, characterized in that: the locking section (332) is a threaded section, and the locking piece (8) is a locking nut; the locking piece (8) is fixedly connected with the locking section (332) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023021387.9U CN213768335U (en) | 2020-12-15 | 2020-12-15 | Armrest of automobile seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023021387.9U CN213768335U (en) | 2020-12-15 | 2020-12-15 | Armrest of automobile seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213768335U true CN213768335U (en) | 2021-07-23 |
Family
ID=76899107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023021387.9U Expired - Fee Related CN213768335U (en) | 2020-12-15 | 2020-12-15 | Armrest of automobile seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213768335U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014128A (en) * | 2021-11-26 | 2022-02-08 | 江苏谦益实业有限公司 | Elevator locking strutting arrangement |
| CN114228585A (en) * | 2022-01-11 | 2022-03-25 | 重庆光大产业有限公司 | Handrail locking device and handrail assembly |
-
2020
- 2020-12-15 CN CN202023021387.9U patent/CN213768335U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014128A (en) * | 2021-11-26 | 2022-02-08 | 江苏谦益实业有限公司 | Elevator locking strutting arrangement |
| CN114228585A (en) * | 2022-01-11 | 2022-03-25 | 重庆光大产业有限公司 | Handrail locking device and handrail assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210927 Address after: 441000 No.66, Yinji East Street, Xiangcheng District, Xiangyang City, Hubei Province Patentee after: XIANGYANG AUTO VOCATIONAL TECHNICAL College Address before: 441000 junlinshan community, Tanxi sub district office, Xiangcheng District, Xiangyang City, Hubei Province Patentee before: Fan Wenjing |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210723 Termination date: 20211215 |