CN209331518U - A kind of adjustable sofa - Google Patents
A kind of adjustable sofa Download PDFInfo
- Publication number
- CN209331518U CN209331518U CN201821618411.7U CN201821618411U CN209331518U CN 209331518 U CN209331518 U CN 209331518U CN 201821618411 U CN201821618411 U CN 201821618411U CN 209331518 U CN209331518 U CN 209331518U
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- slot
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- vertical slot
- cylinder
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Abstract
The utility model discloses a kind of adjustable sofas, including cushion, backrest and pushing block, backboard is fixed in the backrest, the second vertical slot is offered among the backboard, card slot and first sliding groove are offered respectively on the backboard of second vertical slot two sides, the second vertical slot middle slip is equipped with sliding block, described sliding block one end is plugged in first sliding groove, the slip front is welded with cylinder, the cylinder is fixedly arranged at the front end with headrest, second sliding slot is offered in the sliding block, spring is installed in the second sliding slot, the spring is equipped with grafting block away from one end of second sliding slot bottom end, the grafting block is connected in card slot away from one end of spring, slot is offered on the grafting block.The advantages of the utility model has headrest height-adjustable, adapts to different sitting postures.
Description
Technical field
The utility model relates to household items technical field, specially a kind of adjustable sofa.
Background technique
Sofa is a kind of more seat chairs equipped with cushion, and the chair equipped with spring or thick foamed plastics etc., both sides have
Handrail is one kind of soft dress furniture.
General sofa backrest top is equipped with headrest, and in use, people are frequently not positive seat to sofa, and head cannot
It leans against on the headrest on top, common sofa headrest positions are unadjustable, cannot be according to the mobile headrest of the sitting posture of people.
Utility model content
The purpose of this utility model is to provide a kind of adjustable sofa, it is height-adjustable to have a headrest, adapts to different seats
The advantages of appearance, it is unadjustable to solve common sofa headrest positions, cannot headrest mobile according to the sitting posture of people the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of adjustable sofa, including cushion, leans on
Back and pushing block are fixed with backboard in the backrest, the second vertical slot, the back of second vertical slot two sides are offered among the backboard
Card slot and first sliding groove are offered on plate respectively, the second vertical slot middle slip is equipped with sliding block, the grafting of described sliding block one end
In first sliding groove, the slip front is welded with cylinder, and the cylinder is fixedly arranged at the front end with headrest, and is offered in the sliding block
Two sliding slots, spring is equipped in the second sliding slot, and the spring is equipped with grafting block, institute away from one end of second sliding slot bottom end
It states grafting block to be connected in card slot away from one end of spring, offers slot on the grafting block.
Preferably, the first vertical slot is offered among the backrest, first vertical slot is located at the second vertical slot front, the circle
Column passes through the first vertical slot.
Preferably, the body diameter and the second vertical slot are of same size.
Preferably, the slot-side is in inclined-plane, and the bolt is in inclined-plane with respect to one end of slot.
Preferably, bolt is slidably fitted in the cylinder of the slot front end, the bolt top is fixed with connecting column, institute
Connecting column is stated to be fixedly connected across cylinder with pushing block.
Preferably, the cushion is fixed on backrest bottom end, and the cushion two sides are respectively and fixedly provided with handrail, and the cushion bottom end is solid
Surely there is bottom plate, bottom plate bottom end corner location is respectively and fixedly provided with footing.
Compared with prior art, the beneficial effects of the utility model are as follows: the utility model is erected by setting headrest, first
Slot, grafting block and bolt, have reached that headrest is height-adjustable, adapt to the effect of different sitting postures, the utility model be provided with headrest,
Second vertical slot, grafting block and bolt when needing to adjust headrest height, can gently lift headrest with hand, reduce grafting block and card slot
Between frictional force, then push pushing block backward with hand, backrest quality is softer, facilitates and passes through the first vertical slot with hand and push pushing block, simultaneously
Keep the first vertical slot width for passing through part except cylinder smaller, keep the comfort of backrest, drives bolt to move backward by pushing block,
It is plugged on bolt in slot, is bonded by bolt with the inclined-plane of slot and generates pressure, push grafting block to away from card slot one
Side, make grafting block be detached from card slot, pin pushing block, headrest be moved to the height of needs, pushing block is moved back to original position, make bolt from insert
It is removed in slot, grafting block is pushed into card slot again by spring, sliding block is connected in the second vertical slot, to complete headrest
Height adjustment.
Detailed description of the invention
Fig. 1 is the positive structure diagram of the utility model.
Fig. 2 is enlarged drawing at the A of the utility model.
Fig. 3 is cross-sectional view at the A of the utility model.
Fig. 4 is the grafting block and bolt overlook explosive view of the utility model.
In figure: 1, cushion；2, backrest；3, headrest；4, backboard；11, handrail；12, bottom plate；13, footing；21, the first vertical slot；
41, the second vertical slot；42, card slot；43, pushing block；44, sliding block；45, first sliding groove；46, cylinder；47, grafting block；431, connecting column；
432, bolt；441, spring；442, second sliding slot；471, slot.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after
The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
A kind of embodiment provided by the utility model referring to FIG. 1 to FIG. 4: a kind of adjustable sofa, including cushion 1, lean on
Back 2 and pushing block 43, cushion 1 are fixed on 2 bottom end of backrest, and cushion 1 and 2 quality of backrest are softer, guarantee comfort；1 two sides of cushion are equal
It is fixed with handrail 11,1 bottom end of cushion is fixed with bottom plate 12, and bottom plate 12 is used as support construction, and 12 bottom end corner location of bottom plate is solid
Surely there is footing 13, sofa is supported by footing 13, offers the first vertical slot 21 among backrest 2.
It is fixed with backboard 4 in backrest 2, backrest 2 is supported by backboard 4, offers the second vertical slot 41 among backboard 4, first
Vertical slot 21 is located at 41 front of the second vertical slot, vertical centerline position correspondence；It is opened respectively on the backboard 4 of second vertical slot, 41 two sides
Equipped with card slot 42 and first sliding groove 45,41 middle slip of the second vertical slot is equipped with sliding block 44, and sliding block 44 can be along the second vertical slot 41
It moves up and down, 44 one end of sliding block is plugged in first sliding groove 45, and sliding block 44 is made not deflect in moving process；Sliding block 44
Front end is welded with cylinder 46, and 46 diameter of cylinder and the second vertical slot 41 are of same size, and it is perpendicular that cylinder 46 passes through the first vertical slot 21 and second
Slot 41,2 quality of backrest is softer, except 21 width of the first vertical slot that cylinder 46 passes through part is smaller, keeps the comfort of backrest 2；Circle
Column 46 is fixedly arranged at the front end with headrest 3, and the support plate being arranged inside headrest 3 is welded on cylinder 46.It is sliding that second is offered in sliding block 44
Slot 442, spring 441 is equipped in second sliding slot 442, and spring 441 is equipped with grafting block away from one end of 442 bottom end of second sliding slot
47,47 one end of grafting block is pushed by card slot 42 by spring 441, grafting block 47 is connected to card slot 42 away from one end of spring 441
In；By the position of the fixed sliding block 44 of grafting block 47, thus the position of fixed headrest 3.Slot 471 is offered on grafting block 47,
471 side of slot is in inclined-plane, is slidably fitted with bolt 432 in the cylinder 46 of 471 front end of slot, bolt 432 can be along cylinder 46
Axis is moved forward and backward；432 top of bolt is fixed with connecting column 431, and connecting column 431 passes through cylinder 46 and is fixedly connected with pushing block 43,
2 quality of backrest is softer, facilitates and passes through the first vertical slot 21 promotion pushing block 43 with hand, and bolt 432 is in oblique with respect to one end of slot 471
Face.When needing to adjust 3 height of headrest, headrest 3 can be gently lifted with hand, reduce the frictional force between grafting block 47 and card slot 42, then
It pushes pushing block 43 backward with hand, drives bolt 432 to move backward by pushing block 43, be plugged on bolt 432 in slot 471；It is logical
It crosses bolt 432 and is bonded generation pressure with the inclined-plane of slot 471, grafting block 47 is pushed to make grafting block away from the side of card slot 42
47 are detached from card slot 42；Pin pushing block 43, headrest 3 be moved to the height of needs, pushing block 43 is moved back to original position, make bolt 432 from
It is removed in slot 471, grafting block 47 is pushed into card slot 42 again by spring 441, sliding block 44 is connected to the second vertical slot 41
In, to complete the height adjustment of headrest 3.
Working principle: user of service is sitting on sofa, leans against backrest 2, adjusts headrest 3 according to the position of neck and hindbrain
Height；It pushes pushing block 43 backward with hand, drives bolt 432 to move backward by pushing block 43, bolt 432 is made to be plugged on slot
It in 471, is bonded by bolt 432 with the inclined-plane of slot 471 and generates pressure, grafting block 47 is pushed to away from the side of card slot 42,
Grafting block 47 is set to be detached from card slot 42；Pushing block 43 is pinned, headrest 3 is moved to the height of needs, pushing block 43 is moved back to original position, makes to insert
Pin 432 is removed from slot 471, is pushed into card slot 42 grafting block 47 again by spring 441, sliding block 44 is connected to second
In vertical slot 41, to complete the height adjustment of headrest 3.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of adjustable sofa, including cushion (1), backrest (2), bolt (432) and pushing block (43), it is characterised in that: described
It is fixed with backboard (4), is offered the second vertical slot (41) among the backboard (4), the second vertical slot (41) two sides in backrest (2)
Backboard (4) on offer card slot (42) and first sliding groove (45) respectively, the second vertical slot (41) middle slip is equipped with cunning
Block (44), described sliding block (44) one end are plugged in first sliding groove (45), and sliding block (44) front end is welded with cylinder (46), institute
It states cylinder (46) to be fixedly arranged at the front end with headrest (3), offers second sliding slot (442), the second sliding slot in the sliding block (44)
(442) it is equipped with spring (441) in, the spring (441) is equipped with grafting block away from one end of second sliding slot (442) bottom end
(47), the grafting block (47) is connected in card slot (42) away from the one end of spring (441), offers on the grafting block (47)
Slot (471).
2. a kind of adjustable sofa according to claim 1, it is characterised in that: offer first among the backrest (2)
Vertical slot (21), first vertical slot (21) are located at the second vertical slot (41) front, and the cylinder (46) passes through the first vertical slot (21).
3. a kind of adjustable sofa according to claim 1, it is characterised in that: cylinder (46) diameter and the second vertical slot
(41) of same size.
4. a kind of adjustable sofa according to claim 1, it is characterised in that: slot (471) side is in inclined-plane, institute
The one end of bolt (432) with respect to slot (471) is stated in inclined-plane.
5. a kind of adjustable sofa according to claim 1, it is characterised in that: the cylinder of slot (471) front end
(46) it is slidably fitted in bolt (432), bolt (432) top is fixed with connecting column (431), the connecting column (431)
It is fixedly connected across cylinder (46) with pushing block (43).
6. a kind of adjustable sofa according to claim 1, it is characterised in that: the cushion (1) is fixed on backrest (2) bottom
End, cushion (1) two sides are respectively and fixedly provided with handrail (11), and cushion (1) bottom end is fixed with bottom plate (12), the bottom plate (12)
Bottom end corner location is respectively and fixedly provided with footing (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821618411.7U CN209331518U (en) | 2018-10-04 | 2018-10-04 | A kind of adjustable sofa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821618411.7U CN209331518U (en) | 2018-10-04 | 2018-10-04 | A kind of adjustable sofa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209331518U true CN209331518U (en) | 2019-09-03 |
Family
ID=67745472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821618411.7U Active CN209331518U (en) | 2018-10-04 | 2018-10-04 | A kind of adjustable sofa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209331518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114053078A (en) * | 2021-11-18 | 2022-02-18 | 李素艳 | Multifunctional adjusting examining bed for obstetrics and gynecology department |
-
2018
- 2018-10-04 CN CN201821618411.7U patent/CN209331518U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114053078A (en) * | 2021-11-18 | 2022-02-18 | 李素艳 | Multifunctional adjusting examining bed for obstetrics and gynecology department |
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