CN205632504U - Seat armrest height adjustment mechanism and seat - Google Patents
Seat armrest height adjustment mechanism and seat Download PDFInfo
- Publication number
- CN205632504U CN205632504U CN201620446661.1U CN201620446661U CN205632504U CN 205632504 U CN205632504 U CN 205632504U CN 201620446661 U CN201620446661 U CN 201620446661U CN 205632504 U CN205632504 U CN 205632504U
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- ratchet
- hole
- installing plate
- pin
- height adjustment
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Abstract
The utility model discloses a seat armrest height adjustment mechanism and seat relates to traffic areas, seat armrest height adjustment mechanism includes rotation axis and rotation regulation component, and this rotation regulation component sets up on the rotation axis, and the rotation regulation component includes ratchet. Compared with the prior art, the utility model discloses simple structure can adjust armrest height.
Description
Technical field
This utility model relates to automobile-used utensil, particularly to a kind of armrest height adjustment mechanism and seat.
Background technology
Along with the fast development of China's economy, high-speed railway cause has welcome the development of new great-leap-forward, meanwhile,
Also with the continuous improvement of people's economic condition, living standard improves constantly, and people are to taking the comfortable of train
The requirement of degree is more and more higher.Existing train seat handrail can not regulate height, it is impossible to meets modern times trip
Needs.
Utility model content
One of the purpose of this utility model is to provide a kind of armrest height adjustment mechanism, this armrest
Height adjustment mechanism simple in construction, can be with adjustable handrail height.
Technical scheme is: a kind of armrest height adjustment mechanism, described armrest height adjustment mechanism
Including rotary shaft and rotation adjustment means, this rotation adjustment means is arranged on the rotary shaft, rotates adjustment means
Including ratchet mechanism.
As preferably, described armrest height adjustment mechanism also include installation component and/or strenthening member and/
Or limit component, this installation component is arranged on the rotary shaft.
As preferably, described strenthening member includes that spring and pin stop connecting shaft, described ratchet mechanism spring and
Pin only connecting shaft is fixed on installation component.
As preferably, described installation component includes the first installing plate and the second installing plate, described ratchet mechanism position
Between the first installing plate and the second installing plate；The first installing plate first is had on described first installing plate
Through hole and first installing plate the second through hole, the second installing plate has the second installing plate through hole and the second installing plate
Second through hole, the first installing plate through hole and the second installing plate through hole pass for rotary shaft, the first installing plate the
Two through holes and second installing plate the second through hole stop connecting shaft for steady pin.
As preferably, described limit component includes cam, the first spacer pin and the second spacer pin.
As preferably, described ratchet mechanism includes the first ratchet, the second ratchet and pawl.
As preferably, described first ratchet annular ring peripheral is provided with the first hook tooth, away from the first hook tooth
Annulus on be provided with first ratchet the first limit pin hole and first ratchet the second limit pin hole, the first ratchet
Two limit pin holes are positioned at the first limit pin hole oblique upper；First ratchet the first limit pin hole and the first ratchet second
Limit pin hole is respectively used to fix the first spacer pin and the second spacer pin；It is provided with on second ratchet annular ring peripheral
Second hook tooth, the annulus away from the second hook tooth is provided with the second ratchet the first limit pin hole and the second spine
Taking turns the second limit pin hole, second ratchet the second limit pin hole is positioned at second ratchet the first limit pin hole oblique upper；
Second ratchet the first limit pin hole and second ratchet the second limit pin hole be respectively used to fix the first spacer pin and
Second spacer pin；It is provided with the engaging position matched with the first ratchet and the second ratchet, on ratchet on ratchet also
Being provided with spring joint face and ratchet through hole, spring joint face is less than engaging position, and ratchet through hole is for through pin
Only connecting shaft.
As preferably, described cam is irregular annulus, and cam is provided with the first screens and the second screens,
First screens is used for screens the first spacer pin, and the second screens is used for screens the second spacer pin；Described first installs
Plate, the first ratchet, cam, the second ratchet and the second installing plate are sequentially fixed on the rotary shaft, and first is spacing
Pin and the second spacer pin are also secured on the first ratchet, the second ratchet, and ratchet spring and pin stop connecting shaft
It is fixed on the first installing plate and the second installing plate.
As preferably, described first spacer pin and the second spacer pin are middle pole thick, small in ends.
The two of the purpose of this utility model are to provide a kind of seat.
Technical scheme is: a kind of seat, including seat support rack and handrail mounting bracket, this seat also includes
Above-mentioned armrest height adjustment mechanism.
Compared with prior art, the beneficial effects of the utility model are:
This utility model simple in construction, can be with adjustable handrail height, it is achieved that handrail multi-angle, many gears are adjusted
Joint function, can make again two to hold up and can regulate simultaneously, and ensure that the concordance of regulation height, simple to operate,
Reliably, use more convenient.
Accompanying drawing explanation
Fig. 1 is this utility model overall structure schematic diagram；
Fig. 2 is this utility model decomposition texture schematic diagram；
Fig. 3 is that this utility model rotates adjustment means overall structure schematic diagram；
Fig. 4 is this utility model the first mounting plates structure schematic diagram；
Fig. 5 is this utility model the second mounting plates structure schematic diagram；
Fig. 6 is this utility model the first ratchet structure schematic diagram；
Fig. 7 is this utility model the second ratchet structure schematic diagram；
Fig. 8 is this utility model pawl structures schematic diagram；
Fig. 9 is this utility model cam structure schematic diagram；
Figure 10 is the decomposition texture schematic diagram of this utility model embodiment 3；
Figure 11 is this utility model embodiment 3 spacing figure of torsion spring；
Figure 12 is this utility model embodiment 3 first mounting plates structure figure；
Figure 13 is this utility model embodiment 3 second mounting plates structure figure；
Figure 14 is this utility model embodiment 3 torsion spring structural representation.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment 1
Such as Fig. 1-14, a kind of armrest height adjustment mechanism, including rotary shaft 1 with rotate adjustment means,
Rotate adjustment means include first installing plate the 2, second installing plate the 9, first ratchet the 12, second ratchet 6,
Cam the 5, first spacer pin the 11, second spacer pin 10, ratchet 4, spring 3 and pin only connecting shaft 8.
First installing plate the 2, first ratchet 12, cam the 5, second ratchet 6 and the second installing plate 9 are sequentially solid
Being scheduled in rotary shaft 1, cam 5 rotates flexibly.First spacer pin 11 and the second spacer pin 10 are fixed simultaneously
On first ratchet the 12, second ratchet 6, play the effect of limit cam 5.Ratchet 4 spring 3 and pin
Only connecting shaft 8 is fixed on the first installing plate 2 and the second installing plate 9, it is ensured that ratchet 4 is at the work of spring 3
Carry out nature with the tooth on the first ratchet 12 and the second ratchet 6 under firmly to be engaged, reach adjustable handrail different
Highly purpose.
The first installing plate the first through hole 21 and first installing plate the second through hole is had on first installing plate 2
22, the second installing plate 9 has the second installing plate through hole 91 and second installing plate the second through hole 92, first
Installing plate through hole 21 and the second installing plate through hole 91 pass for rotary shaft 1, first installing plate the second through hole
22 and second installing plate the second through hole 92 stop connecting shaft 8 for steady pin.First installing plate 2 and the second peace
Dress plate 9 is square plate.
It is provided with the first hook tooth 121, away from the circle of the first hook tooth 121 on first ratchet 12 annular ring peripheral
The first ratchet the first limit pin hole 122 and first ratchet the second limit pin hole 123, the first spine it is provided with on ring
Take turns the second limit pin hole 123 and be positioned at the first limit pin hole 122 oblique upper.First ratchet the first limit pin hole 122
It is respectively used to fix the first spacer pin 11 and the second spacer pin 10 with first ratchet the second limit pin hole 123.
It is provided with the second hook tooth 61, away from the annulus of the second hook tooth 61 on second ratchet 6 annular ring peripheral
On be provided with the second ratchet the first limit pin hole 62 and second ratchet the second limit pin hole 63, the second ratchet
Two limit pin holes 63 are positioned at second ratchet the first limit pin hole 62 oblique upper.Second ratchet the first limit pin hole
62 and second ratchet the second limit pin hole 63 be respectively used to fix the first spacer pin 11 and the second spacer pin 10.
The engaging position 41 matched with the first ratchet 12 and the second ratchet 6, ratchet 4 it is provided with on ratchet 4
On be additionally provided with spring joint face 42 and ratchet through hole 43, spring joint face 42 is less than engaging position 41, spine
Pawl through hole 43 is for stopping connecting shaft 8 through pin.Ratchet 4 is flat.
Cam 5 is irregular annulus, and cam 5 is provided with the first screens 51 and the second screens 52, first
Screens 51 is for screens the first spacer pin 11, and the second screens 52 is for screens the second spacer pin 10.
First spacer pin 11 and the second spacer pin 10 are middle pole thick, small in ends.
Embodiment 2
Rotary shaft 1 is arranged on seat support rack 13 and protruding, and flexible rotation is reliable.Rotary shaft 1
Two ends are connected with handrail mounting bracket 7, and rotating adjustment means has two, is symmetrically mounted in rotary shaft 1,
Between seat support rack 13 and handrail mounting bracket 7.Handrail 14 fills with handrail mounting bracket 7
Join.
When needing adjustable handrail height, only need to clasp the handrail catching groove 15 in handrail 14 backward with hands, drive
Rotary shaft the 1, first ratchet 12 and the second ratchet 6 back rotation simultaneously, now ratchet 4 is at the bullet of spring 3
Naturally screens is carried out successively with on the often joint tooth of the first ratchet 12 and the second ratchet 6 under spring active force, with
Time cam 5 also can rotate, when cam 5 contacts with the second spacer pin 10, handrail just cannot revolve the most backward
Turning, to prevent, handrail angular adjustment is excessive to be bumped against with other object, now cam 5 be in cannot rotation status,
And withstand ratchet 4, make ratchet 4 not be snapped into the tooth of the first ratchet 12 and the second ratchet 6；Exert oneself again
When being recalled to by handrail, ratchet 4 is rotated forward by cam 5, self-return to initial position, cam simultaneously
5 when rotating to contact with the first spacer pin 11, and cam 5 cannot rotate forward, prevent handrail be further continued for lower to
Regulation.So gear folding screens is utilized to design under the effect without regulation switching device, it is achieved handrail is polygonal
Degree, many gear adjusting functions, can make again two to hold up and can regulate simultaneously, and ensure that the concordance of regulation height,
Simple to operate, reliable, use more convenient.
Embodiment 3
A kind of armrest height adjustment mechanism, except for the following differences, remaining is same as in Example 1.
First installing plate the first through hole the 21, first installing plate the second through hole is had on first installing plate 2
22 and the first installing plate third through-hole 22.First installing plate third through-hole 22 is arranged on the first installing plate 2 four
On angle.Second installing plate through hole the 91, second installing plate the second through hole 92 and is had on second installing plate 9
Two installing plate third through-holes 92.Second installing plate third through-hole 92 is arranged on the second installing plate 9 four jiaos.
This armrest height adjustment mechanism also includes regulator shell 16 and jump ring bearing pin 15, outside actuator
Shell 16 is connected with bolt with the second installing plate 9, plays decoration, protective effect.
Jump ring bearing pin 15 is arranged in the hole that first installing plate the 2, second installing plate 9 is corresponding, plays spring limit
The effect of position.
Spring 3 is torsion spring.
Claims (10)
1. an armrest height adjustment mechanism, it is characterised in that: described armrest height adjustment mechanism
Including rotary shaft and rotation adjustment means, this rotation adjustment means is arranged on the rotary shaft, rotates adjustment means
Including ratchet mechanism.
Armrest height adjustment mechanism the most according to claim 1, it is characterised in that: described seat
Handrail height governor motion also includes installation component and/or strenthening member and/or limit component, this installation component
Arrange on the rotary shaft.
Armrest height adjustment mechanism the most according to claim 2, it is characterised in that: described reinforcing
Component includes that spring and pin stop connecting shaft, described ratchet mechanism spring and pin only connecting shaft and be fixed on installation structure
On part.
Armrest height adjustment mechanism the most according to claim 3, it is characterised in that: described installation
Component includes the first installing plate and the second installing plate, and described ratchet mechanism is positioned at the first installing plate and second and installs
Between plate；Have first installing plate the first through hole on described first installing plate and the first installing plate second leads to
Hole, the second installing plate has the second installing plate through hole and second installing plate the second through hole, and the first installing plate leads to
Hole and the second installing plate through hole pass for rotary shaft, first installing plate the second through hole and the second installing plate second
Through hole stops connecting shaft for steady pin.
Armrest height adjustment mechanism the most according to claim 4, it is characterised in that: described spacing
Component includes cam, the first spacer pin and the second spacer pin.
Armrest height adjustment mechanism the most according to claim 5, it is characterised in that: described ratchet
Mechanism includes the first ratchet, the second ratchet and pawl.
Armrest height adjustment mechanism the most according to claim 6, it is characterised in that: described first
It is provided with the first hook tooth on ratchet annular ring peripheral, the annulus away from the first hook tooth is provided with the first ratchet
First limit pin hole and first ratchet the second limit pin hole, it is spacing that first ratchet the second limit pin hole is positioned at first
Pin-and-hole oblique upper；First ratchet the first limit pin hole and first ratchet the second limit pin hole are respectively used to fix
One spacer pin and the second spacer pin；It is provided with the second hook tooth, away from the second spine on second ratchet annular ring peripheral
Second ratchet the first limit pin hole and second ratchet the second limit pin hole, the second spine it is provided with on the annulus of the gear teeth
Take turns the second limit pin hole and be positioned at second ratchet the first limit pin hole oblique upper；Second ratchet the first limit pin hole and
Second ratchet the second limit pin hole is respectively used to fix the first spacer pin and the second spacer pin；It is provided with on ratchet
The engaging position matched with the first ratchet and the second ratchet, ratchet is additionally provided with spring joint face and ratchet leads to
Hole, spring joint face is less than engaging position, and ratchet through hole is for stopping connecting shaft through pin.
Armrest height adjustment mechanism the most according to claim 7, it is characterised in that: described cam
For irregular annulus, cam being provided with the first screens and the second screens, the first screens limits for screens first
Position pin, the second screens is used for screens the second spacer pin；Described first installing plate, the first ratchet, cam,
Two ratchets and the second installing plate are sequentially fixed on the rotary shaft, and the first spacer pin and the second spacer pin are fixed simultaneously
On the first ratchet, the second ratchet, ratchet spring and pin only connecting shaft is fixed on the first installing plate and second
On installing plate.
Armrest height adjustment mechanism the most according to claim 8, it is characterised in that: described first
Spacer pin and the second spacer pin are middle pole thick, small in ends；Described armrest height adjustment mechanism is also
Including jump ring bearing pin.
10. a seat, including seat support rack and handrail mounting bracket, it is characterised in that: this seat is also
Including the armrest height adjustment mechanism described in claim 1-9 any claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620446661.1U CN205632504U (en) | 2016-05-17 | 2016-05-17 | Seat armrest height adjustment mechanism and seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620446661.1U CN205632504U (en) | 2016-05-17 | 2016-05-17 | Seat armrest height adjustment mechanism and seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205632504U true CN205632504U (en) | 2016-10-12 |
Family
ID=57057208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620446661.1U Active CN205632504U (en) | 2016-05-17 | 2016-05-17 | Seat armrest height adjustment mechanism and seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205632504U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923001A (en) * | 2016-05-17 | 2016-09-07 | 成都市天龙交通设备有限公司 | Seat armrest height adjusting mechanism and seat |
-
2016
- 2016-05-17 CN CN201620446661.1U patent/CN205632504U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923001A (en) * | 2016-05-17 | 2016-09-07 | 成都市天龙交通设备有限公司 | Seat armrest height adjusting mechanism and seat |
| WO2017197905A1 (en) * | 2016-05-17 | 2017-11-23 | 成都市天龙交通设备有限公司 | Chair armrest height adjustment mechanism and chair |
| CN105923001B (en) * | 2016-05-17 | 2018-01-19 | 成都市天龙交通设备有限公司 | Armrest height adjustment mechanism and seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |