CN209360148U - Adjust bar assembly and head rest adjusting device - Google Patents
Adjust bar assembly and head rest adjusting device Download PDFInfo
- Publication number
- CN209360148U CN209360148U CN201821809853.XU CN201821809853U CN209360148U CN 209360148 U CN209360148 U CN 209360148U CN 201821809853 U CN201821809853 U CN 201821809853U CN 209360148 U CN209360148 U CN 209360148U
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- CN
- China
- Prior art keywords
- connecting rod
- fixing piece
- bar assembly
- articulated
- sliding part
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/38—Support for the head or the back for the head
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses a kind of adjusting bar assembly, including the first fixing piece, second fixing piece, sliding rail, first connecting rod, second connecting rod, third connecting rod, fourth link and the 5th connecting rod, sliding rail includes fixing seat and sliding part, first connecting rod is articulated on sliding part, the both ends of second connecting rod are respectively pivoted to first connecting rod and the first fixing piece, third connecting rod both ends are respectively pivoted to first connecting rod and the second fixing piece, one end of fourth link is articulated in sliding part and is located at below first connecting rod, the both ends of 5th connecting rod are respectively pivoted to the other end and the second fixing piece of fourth link, and the 5th connecting rod also with first connecting rod be pivotally connected.The first fixing piece is fixed with sofa main body when this adjusting bar assembly applies in gross weight formula sofa, and the second fixing piece and headrest are fixed, it can be achieved that the adjusting of headrest and crust is effectively avoided fold occur, keeps beauty.
Description
Technical field
The utility model relates to furniture part technical field more particularly to a kind of adjusting bar assembly and there is the adjusting rod
The head rest adjusting device of component.
Background technique
In general, the headrest of sofa can use the design of adjustable angle in order to enable a consumer to possess more comfortable impression,
Realize that the new technological means of the comparison of this design is that regulating device is arranged in sofa at present, regulating device is by two fixing pieces
And multiple connecting rods being mutually pivotally connected are constituted, wherein the main body of a fixing piece and sofa is fixed, another fixing piece and sofa headrest are solid
Fixed, multiple connecting rods drive the relative position of two fixing pieces to change when being pivoted relative to each other, to play adjustment sofa headrest shelves
The effect of position.Drive multiple connecting rods pivotably and can be also possible to manually it is electronic.
However, existing this regulating device is more suitable for the sofa sample being separated from each other with sofa main body of resting the head on
Formula, for gross weight formula sofa, part is leaned against when being adjusted to lying posture state from sitting posture state can overturn backward first, at this time entirely
The position of regulating device also can and then decline, if therefore headrest cannot be synchronized while changing angle up move,
The head that will lead to people pillow and cannot rest the head on headrest well and will generate a large amount of folds in turning point when swinging, and lead
The aesthetic appearance of sofa is caused to be greatly reduced.
Therefore, it is necessary to provide a kind of regulating device that can be realized headrest large angle pendulum and significantly raise.
Utility model content
Headrest large angle pendulum, significantly the adjusting rod group raised are realized the purpose of this utility model is to provide a kind of
Part.
Another purpose of the utility model is to provide a kind of regulating device with the adjusting bar assembly.
To achieve the goals above, the utility model provides a kind of adjusting bar assembly, including the first fixing piece, second solid
Determine part, sliding rail, first connecting rod, second connecting rod, third connecting rod, fourth link and the 5th connecting rod, the sliding rail include with it is described
The fixed fixing seat of first fixing piece and the sliding part for being slidably connected to the fixing seat, the middle part pivot joint of the first connecting rod
In on the sliding part, the both ends of the second connecting rod are respectively pivoted to one end of the first connecting rod and described first and fix
Part, one end of the third connecting rod are articulated in the other end of the first connecting rod, the other end of the third connecting rod and described the
The pivot joint of two fixing pieces, one end of the fourth link are articulated in the sliding part and are located at below the first connecting rod, and described the
The both ends of five connecting rods be respectively pivoted to the fourth link the other end and second fixing piece, and the 5th connecting rod also with
The first connecting rod pivot joint.
Compared with prior art, since the utility model is adjusted in bar assembly by multiple connecting rods and including fixing seat, sliding
The sliding rail of part is used cooperatively, therefore when the relatively fixed seat of sliding part up slides, multiple connecting rods will interlock expansion, and second is consolidated
Determining part promotion makes its opposite first fixing piece swing simultaneously opposite first fixing piece rise simultaneously, and can be in relatively limited space
The interior swing and raising by a relatively large margin for realizing the second fixing piece larger angle.Therefore this adjusting bar assembly is applied into gross weight
The first fixing piece is fixed with sofa main body when in formula sofa, and the second fixing piece is fixed with headrest, it can be achieved that the adjusting of headrest and having
Effect avoids crust from fold occur, keeps beautiful.
Preferably, the third connecting rod, the 5th connecting rod are curved arc-shaped rod.
Preferably, described in the relatively described fixing seat of the sliding part slided when the adjusting bar assembly being made to be in unfolded state
The middle part of third connecting rod is Chong Die with the middle part of the 5th connecting rod.
Preferably, further include a hinge, the hinge includes the first swing arm that can be articulated to relative positioning and the
Two swing arms, first fixing piece have the linking arm extended to side, and one end of first swing arm is articulated in the connection
One end of arm, second swing arm is articulated in the sliding part.
Preferably, further include a tension spring, the tension spring be connected to first fixing piece and the sliding part lower end it
Between.
The utility model additionally provides a kind of head rest adjusting device simultaneously, including linear drive apparatus and the adjusting
Bar assembly, the linear drive apparatus connect with first fixing piece and have the output end of linear slide, the output end
It is connect with the sliding part.
Compared with prior art, due to being provided with above-mentioned adjusting bar assembly in the head rest adjusting device of the utility model,
Therefore it can realize that headrest larger angle and raising by a relatively large margin are adjusted in a smaller space, headrest is effectively avoided to adjust
There is fold in crust in the process, is conducive to keep beautiful.
Preferably, the head rest adjusting device includes the two adjustment components, the linear drive apparatus is set to two institutes
It states between adjustment component and while driving two sliding parts.
Specifically, the head rest adjusting device further includes fixed link and drive rod, and the both ends of the fixed link are separately connected
Two first fixing pieces of the two adjustment components are fixed on, the both ends of the drive rod, which are separately connected, is fixed on two tune
The sliding part of the two of whole group part, the linear drive apparatus are articulated in the fixed link, the output end and the drive rod
Pivot joint.
Detailed description of the invention
Perspective view when Fig. 1 is head rest adjusting device collapse state in the utility model first embodiment.
Perspective view when Fig. 2 is head rest adjusting device unfolded state in first embodiment.
Fig. 3 is the perspective view that bar assembly is adjusted in first embodiment.
Fig. 4 is schematic diagram when sofa is located at sitting posture state.
Fig. 5 is schematic diagram when sofa is located at lying posture state.
Fig. 6 is the perspective view that bar assembly is adjusted in the utility model second embodiment.
Specific embodiment
Description is made to the preferred embodiment of the utility model below with reference to the Figure of description provided.
In conjunction with shown in Fig. 1 to Fig. 3, the utility model provides a kind of head rest adjusting device 1, is mountable in sofa and reality
Now angle, the purpose of position of the opposite sofa main body of adjustment headrest.The utility model provides a kind of adjusting bar assembly 2 simultaneously,
Adjusting bar assembly 2 is to realize the primary structure of 1 function of head rest adjusting device.
Adjust bar assembly 2 include the first fixing piece 21, the second fixing piece 22, sliding rail, first connecting rod 23, second connecting rod 24,
Third connecting rod 25, fourth link 26 and the 5th connecting rod 27.Wherein, the first fixing piece 21 and sofa main body when being installed on sofa
It is fixed, and the second fixing piece 22 is fixed with headrest, by the position, the angle that change opposite first fixing piece 21 of the second fixing piece 22
The adjusting to headrest can be realized.
Sliding rail includes the fixing seat 28 fixed with the first fixing piece 21 and the sliding part 29 for being slidably connected to fixing seat 28,
Sliding part 29 can fix seat 28 relatively and slide along the length direction of the two, which is also the height side of the first fixing piece 21
To.Sliding rail is an integral member, and the connection structure between fixing seat 28 and sliding part 29 is the prior art, is not introduced.Five
Third connecting rod 25, the length of the 5th connecting rod 27 are longer in connecting rod, and are curved arc-shaped rod, and the length of other rod pieces is relatively
It is short.
The middle part of first connecting rod 23 is articulated on sliding part 29, and one end of second connecting rod 24 is articulated in the one of first connecting rod 23
End, the other end of second connecting rod 24 and the first fixing piece 21 are pivotally connected, and the position of second connecting rod 24 and the pivot joint of the first fixing piece 21
Lower than first connecting rod 23 and 29 pivot points of sliding part, specifically, being to be formed with protrusion knot to side on the first fixing piece 21
Structure, the end of second connecting rod 24 are articulated on the projective structure.One end of third connecting rod 25 is articulated in the another of first connecting rod 23
One end, the other end of third connecting rod 25 and the second fixing piece 22 are pivotally connected.One end of fourth link 26 is articulated in sliding part 29 and position
In 23 lower section of first connecting rod, one end of the other end of fourth link 26 and the 5th connecting rod 27 is pivotally connected, the other end of the 5th connecting rod 27
It is articulated on the second fixing piece 22, it is noted that third connecting rod 25 has on the second fixing piece 22 respectively with the 5th connecting rod 27
There is a pivoting point, and is not to be articulated in same place.Meanwhile the position of the middle part of the 5th connecting rod 27 on the lower also with 23 pivot of first connecting rod
It connects.
The cooperation of five connecting rods and sliding rail will be acted on when the relatively fixed seat 28 of sliding part 29 slides by the linkage of connecting rod
Opposite first fixing piece 21 of the second fixing piece 22 is pushed to move.It is adjusted when extreme lower position shown in sliding part 29 is located at Fig. 1
Bar assembly 2 and entire head rest adjusting device 1 are in collapse state.When sliding part 29 is skidded off to extreme higher position, such as institute in Fig. 2
Show, adjusts bar assembly 2 and entire head rest adjusting device 1 is in unfolded state.
It can be seen from figure 3, third connecting rod 25 is identical as the medium position structure of the 5th connecting rod 27, and the two is only two
Structure difference is brought out, when in the expanded state, the middle part of third connecting rod 25 is Chong Die with the middle part of the 5th connecting rod 27.When setting exists
Third connecting rod 25 and the 5th connecting rod 27 are the parts exposed outside when in sofa, therefore the two is overlapped, and can be subtracted as far as possible
The size exposed less reduces the influence to sofa shape.Specifically, the amplitude of the second fixing piece 22 lifting and the angle of rotation
Respectively 160mm and 135 degree.
It is the single structure for adjusting bar assembly 2 above, this head rest adjusting device 1 is in addition to including to adjust bar assembly 2, also
It include linear drive apparatus 3, linear drive apparatus 3 is connect with the first fixing piece 21 and the output end 31 with linear slide,
Output end 31 is connect with sliding part 29.Power of the linear drive apparatus 3 as this head rest adjusting device 1, when output end 31 slides
When is able to drive sliding part 29, and automatically relatively fixed seat 28 slides, and operates without manpower.
Preferably, this head rest adjusting device 1 includes two adjusting bar assemblies 2, linear drive apparatus 3 is set to two adjustment
Between component and while driving two sliding parts 29.Head rest adjusting device 1 further includes fixed link 41 and drive rod 42, fixed link 41
Both ends are separately connected two first fixing pieces 21 for being fixed on two adjustment components, and the both ends of drive rod 42, which are separately connected, is fixed on two tune
Two sliding parts 29 of whole group part.Linear drive apparatus 3 is articulated in fixed link 41, and output end 31 and drive rod 42 are pivotally connected.Passing through will
Drive rod 42 is connected between two sliding parts 29, and linear drive apparatus 3 can synchronously drive two adjusting bar assembly 2 exhibitions
It opens, fold.The particularly electric pushrod of linear drive apparatus 3, the sliding block on the push rod of electric pushrod is linear drive apparatus 3
Output end 31.In addition to electric pushrod, linear drive apparatus 3 can also be other devices, only need that drive rod 42 can be pushed
It is mobile relative to fixed bar 41.
Referring to Fig. 4, sofa 8 is in sitting posture state when head rest adjusting device 1 is in collapse state, rises when sliding part 29 slides
The position of second fixing piece 22 is elevated when high and opposite first fixing piece 21 is swung, the head when sliding part 29 reaches extreme higher position
Pillow regulating device 1 is in unfolded state, and sofa 8 is in lying posture state at this time, as shown in figure 5, the headrest 9 of sofa 8 is elevated, makes
User can lie on sofa 8, at the same incidence can with pillow in headrest 9 on, to comfortably be experienced.
It is the second embodiment of the utility model shown in Fig. 6, it also includes the first fixing piece that bar assembly 6 is adjusted in the present embodiment
61, the second fixing piece 62, sliding rail, first connecting rod 63, second connecting rod 64, third connecting rod 65, fourth link 62 and the 5th connecting rod
67, sliding rail is also made of fixing seat 68 and sliding part 69, and the connection relationship of the above interelement is identical with first embodiment.Institute is not
With, this adjusting bar assembly 6 further includes a hinge and a tension spring 6a, and the upper end of tension spring 6a is positioned at 69 lower end of sliding part,
The lower end of tension spring 6a is positioned on the first fixing piece 61.The effect of tension spring 6a is to provide the elastic force for pulling down sliding part 69, with auxiliary
Adjusting bar assembly 6 is helped to be restored to collapse state.Hinge includes the first swing arm 601 and second that can be articulated to relative positioning
Swing arm 602, the first fixing piece 61 have the linking arm 611 extended to side, and one end of the first swing arm 601 is articulated in linking arm
611, one end of the second swing arm 602 is articulated in sliding part 69.Being equipped between first swing arm 601 and the second swing arm 602 can be by two
The dependency structure that person unidirectionally positions is locked in a certain state so as to adjust bar assembly 6, and the structure can be used for realizing
Unidirectional positioning between one swing arm 601 and the second swing arm 602 is rested the head on so that headrest is only capable of unidirectionally adjusting when needing reversely to adjust
When need to be adjusted to the unlock part that maximum angle triggers the structure, then just can be reversed rotation.Adjustment bar in the present embodiment
Bar assembly is suitable for manually adjusting headrest positions.
The prior art is compared, this adjusting bar assembly and head rest adjusting device can be in lesser spaces when adjusting headrest
It is interior to realize that headrest larger angle and raising by a relatively large margin are adjusted, effectively avoid crust in headrest adjustment process from fold occur,
Be conducive to keep beautiful.
Above disclosed is only the preferred embodiments of the utility model, and effect is to facilitate those skilled in the art
Understand and implement accordingly, the interest field of the utility model cannot be limited with this certainly, therefore special according to the present utility model application
Equivalent variations made by sharp range still falls within the range that the utility model is covered.
Claims (8)
1. a kind of adjusting bar assembly, it is characterised in that: including the first fixing piece, the second fixing piece, sliding rail, first connecting rod, second
Connecting rod, third connecting rod, fourth link and the 5th connecting rod,
The sliding rail includes the fixing seat fixed with first fixing piece and the sliding part for being slidably connected to the fixing seat,
It is articulated in the middle part of the first connecting rod on the sliding part, the both ends of the second connecting rod are respectively pivoted to the first connecting rod
One end and first fixing piece, one end of the third connecting rod is articulated in the other end of the first connecting rod, the third
The other end of connecting rod and second fixing piece are pivotally connected, and one end of the fourth link is articulated in the sliding part and is located at described
Below first connecting rod, the both ends of the 5th connecting rod are respectively pivoted to the other end of the fourth link and described second and fix
Part, and the 5th connecting rod is also pivotally connected with the first connecting rod.
2. adjusting bar assembly as described in claim 1, it is characterised in that: the third connecting rod, the 5th connecting rod are curved arc
Shape rod piece.
3. adjusting bar assembly as described in claim 1, it is characterised in that: the relatively described fixing seat of the sliding part, which has been slided, makes institute
It states and adjusts bar assembly to be in the middle part of third connecting rod when unfolded state Chong Die with the middle part of the 5th connecting rod.
4. adjusting bar assembly as described in claim 1, it is characterised in that: further include a hinge, the hinge includes can be opposite
The first swing arm and the second swing arm being positioningly articulated, first fixing piece have the linking arm extended to side, institute
The one end for stating the first swing arm is articulated in the linking arm, and one end of second swing arm is articulated in the sliding part.
5. adjusting bar assembly as described in claim 1, it is characterised in that: further include a tension spring, the tension spring is connected to described
Between first fixing piece and the lower end of the sliding part.
6. a kind of head rest adjusting device, it is characterised in that: including linear drive apparatus and as described in claim any one of 1-3
Adjusting bar assembly, the linear drive apparatus connect with first fixing piece and has the output end of linear slide, described
Output end is connect with the sliding part.
7. head rest adjusting device as claimed in claim 6, it is characterised in that: the head rest adjusting device includes two adjustment
Component, the linear drive apparatus are set between the two adjustment components and while driving two sliding parts.
8. head rest adjusting device as claimed in claim 7, it is characterised in that: the head rest adjusting device further include fixed link and
Drive rod, the both ends of the fixed link are separately connected two first fixing pieces for being fixed on the two adjustment components, the drive
The both ends of lever are separately connected two sliding parts for being fixed on the two adjustment components, and the linear drive apparatus is articulated in institute
Fixed link is stated, the output end and the drive rod are pivotally connected.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821809853.XU CN209360148U (en) | 2018-11-02 | 2018-11-02 | Adjust bar assembly and head rest adjusting device |
| DE202019100582.3U DE202019100582U1 (en) | 2018-11-02 | 2019-01-31 | Adjusting rod assembly and adjusting device for the headrest, which is equipped with this adjusting rod assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821809853.XU CN209360148U (en) | 2018-11-02 | 2018-11-02 | Adjust bar assembly and head rest adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209360148U true CN209360148U (en) | 2019-09-10 |
Family
ID=65728010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821809853.XU Active CN209360148U (en) | 2018-11-02 | 2018-11-02 | Adjust bar assembly and head rest adjusting device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN209360148U (en) |
| DE (1) | DE202019100582U1 (en) |
-
2018
- 2018-11-02 CN CN201821809853.XU patent/CN209360148U/en active Active
-
2019
- 2019-01-31 DE DE202019100582.3U patent/DE202019100582U1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE202019100582U1 (en) | 2019-02-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 523000 Room 301, building 15, No. 89, Pingshan Industrial Road, Tangxia Town, Dongguan City, Guangdong Province Patentee after: Dongguan Weihong Smart Home Technology Co., Ltd Address before: 523000 Hua Hong Industrial Park, No. 92, No. 92, No. 188 Industrial Avenue, Pingshan village, Tangxia Town, Dongguan City, Guangdong Patentee before: DONGGUAN WEIHONG HARDWARE AND PLASTIC PRODUCTS CO., LTD. |
|
| CP03 | Change of name, title or address |