CN205652179U - Linkage unlocking device - Google Patents
Linkage unlocking device Download PDFInfo
- Publication number
- CN205652179U CN205652179U CN201620232397.1U CN201620232397U CN205652179U CN 205652179 U CN205652179 U CN 205652179U CN 201620232397 U CN201620232397 U CN 201620232397U CN 205652179 U CN205652179 U CN 205652179U
- Authority
- CN
- China
- Prior art keywords
- locking
- rod
- locking piece
- locking device
- rotation seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model provides a linkage unlocking device, comprises a pole body, a locking device and the 2nd locking device who fixes on the body of rod is established to mutual spacer, and the cover is located and is lain in the rotation seat between a locking device and the 2nd locking device on the body of rod, on the body of rod outside the both ends of rotation seat, the cover is equipped with and matches and the first locking piece of circumference locking with a locking device, and match and the second locking piece of circumference locking with the 2nd locking device, rotate an axial displacement who follows the body of rod under the drive of actuating lever and drive first locking piece and second locking piece orthokinetic, and then make win the locking piece with a locking device breaks away from the unblock along the axial of the body of rod, and second locking piece and the 2nd locking device break away from the unblock along the axial of the body of rod. This linkage unlocking device, simultaneously two locking pieces of unblock and locking device, the locking mechanical system between unblock member and two parts simultaneously, but the wide application in needs folding with the support or the frame construction that lock launch.
Description
Technical field
This utility model relates to a kind of linkage of unlocking device.
Background technology
Children trolley is the articles for babies commonly used now, and common children trolley at least includes vehicle frame, is positioned on vehicle frame
Seat, and handrail and be positioned at bottom before and after take turns, in order to make the more comfortable safety of children's seat, will also include and be positioned at seat
Front handrail on front side of chair or pallet, and it is positioned at the parts such as foot-operated of under-seat.Such as Chinese patent CN100387471C
Seat pocket on disclosed children trolley, including seat board, foot-operated assembly, and handrail, although this structure safe enough can
Lean on, but saving space, only framework support bar can fold relative to seat board in small size in order to realize after folding,
And foot-operated assembly and handrail, all fix with framework support bar be connected and cannot folding, therefore, even if after the folding of this seat,
Volume is the biggest, stores and transports with can not realizing small size.And the folding of framework support bar is also required to by step
Carrying out, can not quickly carry out folding, it is the most inconvenient to use.
Utility model content
Technical problem to be solved in the utility model is to provide and a kind of can be applied on children trolley, and the solution that links
Lock multiple parts and realize the linkage of unlocking device of fast folding between multiple parts.
The technical scheme that the above-mentioned technical problem of this utility model solution is used is: a kind of linkage of unlocking device, including the body of rod,
Spaced sheathed the first locking device being fixed on the body of rod and the second locking device, and be sheathed on the body of rod and be positioned at
Rotation seat between one locking device and the second locking device, it is characterised in that: on the body of rod outside the two ends of described rotation seat,
It is arranged with and matches with the first locking device and the first locking piece of circumference locking, and match with the second locking device
And the second locking piece of circumference locking, described rotation seat is moving axially and driving along the body of rod under the driving of drive rod
Described first locking piece and the second locking piece are orthokinetic, and then make described first locking piece and described first locking device
Being axially disengaging unblock along the body of rod, the second locking piece and the second locking device are axially disengaging unblock along the body of rod simultaneously.
Move axially to make rotational motion be converted into, the body of rod inside described rotation seat is arranged with tumbler, described turn
The hinged drive rod of moving part, described tumbler rotates around the body of rod under the driving of drive rod and simultaneously drives described rotation seat edge
Moving axially of the body of rod.
Preferably, described tumbler is provided with towards one end end face of described rotation seat and inclines relative to the circumferential and axial of the body of rod
Oblique inclined-plane, on the inner surface of described rotation seat, is provided with the inclined plane matched with this inclined-plane.
Preferably, the first end of described rotation seat props up one end of described first locking piece, and described first locking device is positioned at
The inner side of the first end of described rotation seat, the second end of described rotation seat described second locking piece of fixing connection, described second
Locking device is positioned at second locking piece other end relative to rotation seat, described rotation seat under the driving of drive rod from rotation
Second end side of seat is to the first end one side shifting of rotation seat.
Preferably, described rotation seat is fixedly attached to described second locking piece by driving member.
For the ease of connecting miscellaneous part, it is achieved the linkage locking between multiple parts unlocks, outside described first locking piece
Being arranged with circumferentially fixed the first axially movable connector with it, described second locking piece outer sheath is provided with solid with its circumference
Dead axle is to moveable second connector.
In order to realize the locking of axially movable circumference, by along the body of rod between described first locking piece and the first locking device
Axially extended double wedge and recess are mutually clamped locking, by along the body of rod between described second locking piece and the second locking device
Axially extended double wedge and recess be mutually clamped locking.
So that be in the lock state under not having external force state, the inner surface of described first connector is away from described first
Being arranged with the first spring on the body of rod between end face and described first locking piece of locking device, described first spring makes institute
State the first locking piece have all the time towards the first locking device and and the first locking device between locking trend；
Away from the body of rod between the end face of described second locking device on described second locking piece and the second connector inner surface
On be arranged with the second spring, this second spring makes described second locking piece have all the time towards the second locking device and begin
The trend of locking between whole and described second locking device.
As an Application Example of this locking device, the described body of rod is the front side of the seat frame of baby carriage seat
Rod member, the front handlebar that the rod member of the front side with seat frame on front side of described first connector fixed connecting base chair is perpendicular,
Described second connector is fixed to connect and is positioned at riding below on front side of seat.
Compared with prior art, the utility model has the advantage of this linkage of unlocking device, two lockings can be unlocked simultaneously
Part and locking device, can unlock the locking mechanism between rod member and two parts simultaneously, can be widely applied to need to fold
With support or the frame structure of expansion locking, particularly can be widely applied in the support of children trolley, not only link province
Power, reliable, and use operation the easiest.
Accompanying drawing explanation
Fig. 1 is the linkage of unlocking device of the present utility model schematic diagram in go-cart.
Fig. 2 is the schematic perspective view of linkage of unlocking device of the present utility model.
Fig. 3 is the schematic perspective view of the other direction of linkage of unlocking device of the present utility model.
Fig. 4 is the exploded view of linkage of unlocking device of the present utility model.
Fig. 5 is the exploded view of the other direction of linkage of unlocking device of the present utility model.
Fig. 6 is the sectional view of linkage of unlocking device of the present utility model.
Fig. 7 is the sectional view that tumbler cooperates with rotation seat.
Fig. 8 is the sectional view that the second locking piece coordinates with driving member and the second locking device.
Fig. 9 is the cooperation schematic diagram of the first locking piece and the first locking device.
The sectional view that Figure 10 is the first locking piece and the first locking device cooperates.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, this utility model is described in further detail.
As Figure 1-3, the linkage of unlocking device of this utility model embodiment, including rod member 10, this rod member 10 is a bar
The parts of shape, as it is shown in figure 1, be the rod member of the front side of the vehicle frame seat framework 40 of children trolley, the axle of this rod member 10
To horizontal expansion, also include mutually being socketed with rod member 10, and with the first connector 20 that rod member 10 mutually locks, also wrap
Include and be connected with rod member 10, and the second connector 30 mutually locked with rod member 10.This first connector 20, second connects
Part 30 can rotate rotating around this rod member 10 in the case of unlocking, and therefore, this second connector 20 and the second connector 30 can
Connect the different parts on the vehicle frame of children trolley respectively so that these difference parts unlock in the case of around seat frame
40 turn folding, and in case of locking, with seat frame 40 at an angle.As it is shown in figure 1, this first connection
Part 20 can the perpendicular front handlebar 50 of the rod member with the front side of seat frame 40 on front side of fixed connecting base chair, this second connects
Part 30 can be fixed and connect foot-operated 60 be positioned at below on front side of seat.Therefore, in the locked state, foot-operated 60 and front handlebar 50
Relative to seat frame 40 at an angle, under released state, foot-operated 60 and front handlebar 50 can be relative to seat frame 40 turns
Dynamic folding.
As shown in Figure 4,5, 6, sheathed on this rod member 10 it is fixed with spaced first locking device 3 and the second locking dress
Putting 7, this first connector 20 is connected with the first locking device 3 by the first locking piece 4, and this second connector 30 passes through the
Two locking pieces 6 are connected with the second locking device 7.On this rod member 10, between the first locking device 3 and the second locking device 7
Also being arranged with tumbler 1 on rod member 10, tumbler 1 is hinged with drive rod 70, and drive rod 70 can drive tumbler 1
Rotation, and on this rod member 10, be also cased with the rotation seat 2 that actuator 1 cooperates, this rotation seat 2 is simultaneously with first
Locking piece 4 and the second locking piece 6 connect.Drive rod 70 drives tumbler 1 to rotate around rod member 10, and tumbler 1 drives rotation seat
2 moving axially towards the first locking device 3 along rod member 10, so drive the first locking piece 4 and the second locking piece 6 along
Rod member 10 is orthokinetic so that the first locking piece 4 and the first locking device 3 disengage and unlock, the second locking piece 6 and the second lock
Determine device 7 and disengage unblock, and then realize linkage of unlocking.In this embodiment, tumbler 1 drives rotation seat 2 along rod member 10
Axially towards side, the i.e. first locking device 3 one side shifting, it is also possible to being to be reversed, tumbler 1 drives rotation seat
2 along rod member 10 axially towards the second locking device 7 one side shifting, as long as can drive simultaneously the first locking device 3 with
First locking piece 4 unlocks, and the second locking device 7 and the second locking piece 6 unlock.
This tumbler 1 is socketed on rod member 10, and can rotate around rod member 10, and drive rod 70 is used for driving tumbler 1 around bar
The rotation of part 10, the sheathed described rotation seat 2 in outside of this tumbler 1, and tumbler 1 is near the one of the first locking device 3
On the end face of end, being provided with the circumferential and axial along rod member 10 and tilt the inclined-plane 11 extended, i.e. this inclined-plane 11 is along the week of rod member 10
To with vertically from the side away from the first locking device 3 towards near the first locking device 3 lopsidedness.This rotation seat 2
Near one end of the first locking device 3, i.e. on the inner surface of the first end of this rotation seat 2, be provided with and this inclined-plane 11 phase
The inclined plane 21 joined, therefore, when tumbler 1 is around the axial rotation of rod member 10, inclined-plane 11 matches with inclined plane 21 and makes
Rotation seat 2 along rod member 10 axially towards the first locking device 3 one side shifting, as shown in Figure 7.
As shown in Fig. 4-6,9,10, first end near the first locking device 3 of this rotation seat 2 connects the first locking piece
4, or the first end end of rotation seat 2 has the first locking piece 4, as long as this first locking piece 4 is relative to rotation seat 2
Axial restraint, circumference can rotate.Therefore, rotation seat 2 along rod member 10 axially towards the first locking device 3 one side shifting time,
The first locking piece 4 can be driven also to move to the same side simultaneously.This first locking device 3 fixed cover is located on rod member 10, position
The inner side of one end of the first locking piece 4 is connected, therefore, when rotation seat 2 drives the first locking piece 4 to first in this rotation seat 2
During locking device 3 one side shifting, this first locking piece 4 is away from this first locking device 3, as shown in Figure 6, and this rotation seat 2
Under the driving of tumbler 1 when left movement, drive this first locking piece 4 to be moved to the left simultaneously, this first locking piece 4 with
First locking device 3 to away from, and then mutually disengage unblock.And in original state, this first locking piece 4 and first locking
Be provided with the circumferentially distributed profile of tooth being mutually clamped along rod member 10 between device 3, i.e. in original state, the first locking piece 4 with
Being cooperated by profile of tooth between first locking device 3, the first locking device 3 and rod member 10 is fixing to be connected, will not be relative to
Rod member 10 axial and circumferential move, and now, this first locking piece 4 also will not circumferentially rotating relative to rod member 10.This is years old
The outer sheath of one locking piece 4 is provided with described first connector 20, between this first locking piece 4 and first connector 20 also by
Circumferentially distributed profile of tooth along rod member 10 coordinates, i.e. this first locking piece 4 can be relative to the first connector 20 along rod member 10
Move axially, but will not be mobile relative to the circumference of rod member 10, i.e. this first locking piece 4 and countershaft of the first connector 20
To removable circumferentially fixed, therefore, after the first locking piece 4 and the first locking device 3 depart from, this first locking piece 4 can
Relative to rod member 10 axial rotation, and then this first connector 20 can be driven to rotate around rod member 10.And outside this rod member 10
Side, at the first locking piece 4 and the first connector 20 between the inner surface end face away from described first locking device 3, the most sheathed
Have the first spring 8, this first spring 8 make this first locking piece 4 have all the time towards the first locking device 3 trend and
With the trend of the first locking device 3 circumference locking, i.e. in the case of not having drive rod 70 to drive rotation seat 2 to move, this is the years old
One spring 8 make the first locking piece 4 all the time towards the first locking device 3 near and and the first locking device 3 between pass through
Profile of tooth snap fit locks.Preferably, this first locking piece 4 has towards first the first prominent double wedge of locking device 3
41, this first locking device 3 has the first recess 31 coordinated with this first double wedge 41.This first double wedge 41 and first
Recess 31 circumferentially distributed along the first locking piece 4 and the first locking device 3 respectively.I.e. this first locking piece 4 and first lock
Determine between device 3 by being mutually clamped locking along the axially extended double wedge of the body of rod 10 and recess.
Such as Fig. 4-6, shown in 8, sheathed on the other end of this rod member 10 it is fixed with this second locking device 7, this second locking
Device 7 interfixes with rod member 10, will not be relative to rod member 10 circumference and axial rotation.This rotation seat 2 is towards the second lock
Fixing the second locking piece 6, equally this second locking piece 6 of connecting of the second end determining device 7 is sheathed on rod member 10, it is preferable that
Second end of rotation seat 2 connects the second locking piece 6 by driving member 5, and this driving member 5 is also for being sheathed on rod member 10.Two ends
Connect the second end of the second locking piece 6 and rotation seat 2 respectively.When rotation seat 2 is towards the first locking device 3 one side shifting,
Drive the second locking piece 6 orthokinetic, again by profile of tooth on the end face that the second locking piece 6 is relative with the second locking device 7
It is combined with each other so that be located remotely from each other disengagement between the second locking piece 6 and the second locking device 7, and then make the second locking piece
6 can be relative to the second locking device 7 around the axial rotation of rod member 10, and as shown in Figure 8, this second locking piece 6 is towards the second lock
The end face determining device 7 is provided with towards second the second prominent double wedge 61 of locking device 7, and the second double wedge 61 is along the second locking piece
6 circumferentially distributed, this second locking device 7 is provided with towards the end face of the second locking piece 6 and matches with this second double wedge 61
The second recess 71.I.e. axially extended by along the body of rod 10 between this described second locking piece 6 and second locking device 3
Double wedge and recess are mutually clamped locking.When second locking piece 6 moves towards the first locking device 3 direction, away from the second locking
Device 7, can make the second double wedge 61 and the second recess 71 mutually disengage unblock.
And this second connector 30 sheathed outside this second locking piece 6, between this second connector 30 and second locking piece 6
Can axially be mutually shifted circumferentially fixed, but will not be mobile relative to the circumference of the body of rod 10.Therefore, when the second locking piece
6 and second locking device 7 when locking, the second locking piece 6 will not circumferentially rotate relative to rod member 10, and this second connects simultaneously
Part 30 also will not circumferentially rotate relative to rod member 10, when the second locking piece 6 and the second locking device 7 unlock, and the second locking
Part 6 can circumferentially rotate relative to rod member 10, and then drives the second connector 30 to circumferentially rotate relative to rod member 10.Preferably
Ground, this second locking piece 6 and the second connector 30 are away from the body of rod 10 between the inner surface end face of described second locking device 7
On be arranged with the second spring 9, this second spring 9 makes this second locking piece 6 have becoming towards the second locking device 7 all the time
Gesture, and the trend locked with described second locking device 7 circumference all the time.
Preferably, this rotation seat 2 is provided with sleeve 80 with the outer sheath of tumbler 1, and sleeve 80 is provided with and supplies tumbler 1 and drive
The opening that lever 70 is hinged.The other end of this drive rod 70 is fixed on the rear side rod member of seat portion 40.
This linkage of unlocking device, can unlock two locking pieces and locking device by driving the rotation of tumbler simultaneously,
Rod member and two connectors can be unlocked simultaneously, the locking mechanism between rod member and two parts can be unlocked simultaneously, can be wide
General support or the frame structure being applied to fold and launch locking, particularly can be widely applied to propping up of children trolley
In frame, not only link laborsaving, reliable, and use operation the easiest.
Although preferred embodiment of the present utility model described in detail above, it is to be clearly understood that for ability
For the technical staff in territory, this utility model can have various modifications and variations.All in spirit of the present utility model and principle
Within any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (9)
- null1. a linkage of unlocking device，Including the body of rod (10)，Spaced sheathed the first locking device (3) being fixed on the body of rod (10) and the second locking device (7)，And it is sheathed on the body of rod (10) rotation seat (2) being positioned between the first locking device (3) and the second locking device (7)，It is characterized in that: on the body of rod (10) outside the two ends of described rotation seat (2)，It is arranged with and matches with the first locking device (3) and first locking piece (4) of circumference locking，And match and second locking piece (6) of circumference locking with the second locking device (7)，Described rotation seat (2) moves axially and drives described first locking piece (4) and the second locking piece (6) orthokinetic along the body of rod (10) under the driving of drive rod (70)，And then make described first locking piece (4) and described first locking device (3) be axially disengaging unblock along the body of rod (10)，Second locking piece (6) and the second locking device (7) are axially disengaging unblock along the body of rod (10) simultaneously.
- 2. linkage of unlocking device as claimed in claim 1, it is characterized in that: on the body of rod (10) of described rotation seat (2) inner side, be arranged with tumbler (1), described tumbler (1) hinged drive rod (70), described tumbler (1) rotates and simultaneously drives described rotation seat (2) moving axially along the body of rod (10) around the body of rod (10) under the driving of drive rod (70).
- 3. linkage of unlocking device as claimed in claim 2, it is characterized in that: described tumbler (1) is provided with, towards one end end face of described rotation seat (2), the inclined-plane (11) tilted relative to the circumferential and axial of the body of rod (10), on the inner surface of described rotation seat (2), it is provided with the inclined plane (21) matched with this inclined-plane (11).
- 4. linkage of unlocking device as claimed in claim 1, it is characterized in that: the first end of described rotation seat (2) props up one end of described first locking piece (4), described first locking device (3) is positioned at the inner side of the first end of described rotation seat (2), second end of described rotation seat (2) is fixing connects described second locking piece (6), described second locking device (7) is positioned at the second locking piece (6) other end relative to rotation seat (2), described rotation seat (2) under the driving of drive rod (70) from the second end side of rotation seat (2) to the first end one side shifting of rotation seat (2).
- 5. linkage of unlocking device as claimed in claim 4, it is characterised in that: described rotation seat (2) is fixedly attached to described second locking piece (6) by driving member (5).
- 6. linkage of unlocking device as claimed in claim 1, it is characterized in that: described first locking piece (4) outer sheath is provided with circumferentially fixed axially movable the first connector (20) with it, described second locking piece (6) outer sheath is provided with circumferentially fixed axially movable the second connector (30) with it.
- 7. linkage of unlocking device as claimed in claim 1, it is characterized in that: by being mutually clamped locking along the body of rod (10) axially extended double wedge and recess between described first locking piece (4) and the first locking device (3), by being mutually clamped locking along the axially extended double wedge of the body of rod (10) and recess between described second locking piece (6) and the second locking device (3).
- 8. linkage of unlocking device as claimed in claim 6, it is characterized in that: the inner surface of described first connector (20) away from being arranged with the first spring (8) on the body of rod (10) between end face and described first locking piece (4) of described first locking device (3), described first spring (8) make described first locking piece (4) have all the time towards the first locking device (3) and and the first locking device (3) between locking trend；Being arranged with the second spring (9) away from the body of rod (10) between the end face of described second locking device (7) on described second locking piece (6) and the second connector (30) inner surface, this second spring (9) makes described second locking piece (6) have all the time towards the second locking device (7) and the trend of locking all the time and between described second locking device (7).
- 9. linkage of unlocking device as claimed in claim 6, it is characterized in that: the described body of rod (10) is the rod member of the front side of the seat frame (40) of baby carriage seat, the front handlebar (50) that the rod member with the front side of seat frame (40) on front side of described first connector (20) fixed connecting base chair is perpendicular, is positioned at foot-operated (60) of lower section on front side of seat described second connector (30) fixing connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620232397.1U CN205652179U (en) | 2016-03-24 | 2016-03-24 | Linkage unlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620232397.1U CN205652179U (en) | 2016-03-24 | 2016-03-24 | Linkage unlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205652179U true CN205652179U (en) | 2016-10-19 |
Family
ID=57356747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620232397.1U Withdrawn - After Issue CN205652179U (en) | 2016-03-24 | 2016-03-24 | Linkage unlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205652179U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644605A (en) * | 2016-03-24 | 2016-06-08 | 宁波爱贝丽运动用品有限公司 | Linked unlocking device |
-
2016
- 2016-03-24 CN CN201620232397.1U patent/CN205652179U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644605A (en) * | 2016-03-24 | 2016-06-08 | 宁波爱贝丽运动用品有限公司 | Linked unlocking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161019 Effective date of abandoning: 20181109 |
|
| AV01 | Patent right actively abandoned |