CN223008773U - Sofa with angle-adjustable backrest headrest - Google Patents

Abstract

The present application belongs to the technical field of sofas, and discloses a sofa with an adjustable backrest headrest angle, comprising a sofa body, an adjustment mechanism being arranged on the outer side of the sofa body, and the adjustment mechanism extending into the interior of the sofa body; the adjustment mechanism comprising two movable slots and two grooves, and the two movable slots and the two grooves are respectively arranged on both sides of the sofa body. During use, the threaded rod can be rotated by rotating the worm, and because the movable block matches the movable slot, the movable block can be limited, so that the movable block moves forward in the horizontal direction, and the movable block drives the backrest headrest to move forward through the movable rod. When the backrest headrest moves forward to a suitable angle, the knob can be stopped from being rotated. Through the above structure, the problem that the front and rear positions of the backrest headrest are generally unable to be adjusted, which causes many inconveniences in the use of the sofa, not only affecting the rest experience of the user, but also causing great inconvenience is solved.

Description

Sofa with angle-adjustable backrest headrest

Technical Field

The application relates to the technical field of sofas, in particular to a sofa with an adjustable backrest headrest angle.

Background

Sofa, this familiar word is the requisite furniture for every family. It is not only an important place for leisure and recreation among family members, but also an optimal place for communicating emotion, relieving fatigue and relaxing mind and body.

Most of the existing sofas still have some problems in the use process, for example, the front and back positions of the backrest headrest of the sofa cannot be adjusted generally, so that more inconvenience exists in the use process of the sofa, the rest experience of a user can be affected, and great inconvenience is brought.

In order to solve the problems, the application provides a sofa with an adjustable backrest headrest angle.

Disclosure of utility model

The application provides a sofa with an adjustable backrest headrest angle, which adopts the following technical scheme:

The sofa with the backrest headrest angle adjustable comprises a sofa body, wherein an adjusting mechanism is arranged on the outer side of the sofa body, and the adjusting mechanism extends into the sofa body;

The utility model provides an adjustable sofa, including sofa body, adjustment mechanism includes two movable grooves and two recesses, two movable grooves and two recesses all offer respectively in sofa body both sides, two movable grooves and two recesses all use sofa body central line as axisymmetric setting, two movable grooves are located two recess rear sides respectively, two movable grooves inside all inlays and is equipped with the movable block, two the inside equal screw thread grafting of movable block has the threaded rod, two the threaded rod rear end all extends to sofa body rear side inside, two the threaded rod front end runs through two recesses respectively and extends to sofa body front side, two the worm wheel has all been fixed to cup joint in threaded rod front end outside, two worm wheel top all meshes has the worm, sofa body top is equipped with two back headrest, two equal fixedly connected with movable rod between back headrest and the two movable block, two the movable rod outside is equipped with auxiliary component.

Further, the two threaded rods are movably connected with the joint of the sofa body through bearings, and the two moving blocks are respectively matched with the two moving grooves.

Through above-mentioned technical scheme, because two movable blocks respectively with two movable grooves assorted, consequently can play spacing purpose to two movable blocks, and then can be more firm when making two movable blocks back-and-forth movement.

Further, the auxiliary component comprises two installation shells, the two installation shells are respectively and fixedly connected to two sides of the sofa body, and the two installation shells are respectively positioned at the outer sides of the two grooves.

Through above-mentioned technical scheme, through setting up two installation shells, both can play further support purpose to two worms, can play the guard effect to worm wheel and worm again.

Further, the two installation shells are respectively movably sleeved on the outer sides of the two worms, and the inner ends of the two worms are both in rotary connection with the inside of the sofa body.

Through the technical scheme, when two worms rotate, the two worms can be firmer.

Further, the outer sides of the outer ends of the two worms are fixedly sleeved with knobs, and the two knobs are respectively positioned on the outer sides of the two installation shells.

Through above-mentioned technical scheme, through setting up two knobs, can be convenient for the user later stage rotate two worms, play the purpose of adjusting two back headrest positions fast.

Furthermore, the two sides of the sofa body are fixedly connected with connecting rods, and the two sides of the connecting rods are fixedly connected with armrests.

Further, accomodate the groove has been seted up to sofa body front side, accomodate the inslot portion and inlay and be equipped with two and place the board, two place equal fixedly connected with stopper in board bottom, two the stopper all extends to inside the sofa body, two place the board front side and all seted up the draw groove.

Through above-mentioned technical scheme, through two placing plate and accomodate the groove cooperation, can be convenient for place the foot on placing plate after the user lies on to this plays the purpose of reinforcing device travelling comfort.

In summary, the application has the following beneficial technical effects:

During the use, accessible rotates the worm and makes the threaded rod rotate, because of movable block and movable groove assorted, consequently can play spacing purpose to the movable block for the movable block carries out the horizontal direction and moves forward, and the movable block passes through the movable rod and drives back headrest and move forward, and back headrest moves forward to suitable angle after, alright stop rotating the knob, through above structure, has solved because of back headrest front and back position generally can not all adjust, therefore can lead to the sofa to have more inconveniences when using, not only can influence user's rest experience, still can bring very big inconvenient problem.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present application;

FIG. 2 is a partial perspective view of the present application;

FIG. 3 is a cross-sectional perspective view of the placement plate and stop block of the present application;

Fig. 4 is an enlarged view of the structure of fig. 2a in accordance with the present application.

The reference numerals in the figures illustrate:

1. The sofa comprises a sofa body, 2, a moving block, 3, a threaded rod, 4, a worm wheel, 5, a worm, 6, a backrest headrest, 7, a moving rod, 8, a mounting shell, 9, a knob, 10, a connecting rod, 11, an armrest, 12, a placing plate, 13, a limiting block, 14, a moving groove, 15 and a groove.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present application are within the scope of the present application.

In the description of the present application, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and include, for example, "connected to," whether fixedly connected to, detachably connected to, or integrally connected to, mechanically connected to, electrically connected to, directly connected to, indirectly connected to, and in communication with each other via an intermediate medium. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

Examples:

The embodiment of the application discloses a sofa with an adjustable backrest headrest angle, referring to fig. 1, 2, 3 and 4, comprising a sofa body 1, wherein an adjusting mechanism is arranged on the outer side of the sofa body 1 and extends into the sofa body 1;

The adjusting mechanism comprises two moving grooves 14 and two grooves 15, the two moving grooves 14 and the two grooves 15 are respectively formed in two sides of the sofa body 1, the two moving grooves 14 and the two grooves 15 are respectively and symmetrically arranged by taking a central line of the sofa body 1 as an axis, the two moving grooves 14 are respectively positioned at the rear sides of the two grooves 15, moving blocks 2 are respectively embedded in the two moving grooves 14, threaded rods 3 are respectively inserted in the two moving blocks 2 in a threaded manner, the rear ends of the two threaded rods 3 extend into the rear sides of the sofa body 1, the front ends of the two threaded rods 3 respectively penetrate through the two grooves 15 and extend to the front sides of the sofa body 1, worm wheels 4 are fixedly sleeved on the outer sides of the front ends of the two threaded rods 3, worms 5 are respectively meshed with the tops of the two worm wheels 4, two backrest headrests 6 are respectively and fixedly connected with moving rods 7 between the two backrest headrests 6 and the two moving blocks 2, the two threaded rods 3 are respectively matched with the two moving grooves 14 through bearings, and the two moving blocks 2 can be more firmly matched with the two moving blocks 2 when the two moving blocks 2 are respectively matched with the two moving blocks 14;

Referring to fig. 1, auxiliary components are arranged on the outer sides of the two moving rods 7, the auxiliary components comprise two installation shells 8, the two installation shells 8 are respectively and fixedly connected to two sides of the sofa body 1, the two installation shells 8 are respectively positioned on the outer sides of the two grooves 15, and by arranging the two installation shells 8, the purpose of further supporting the two worms 5 can be achieved, and the protection effect on the worm wheel 4 and the worm 5 can be achieved;

Referring to fig. 1 and 4, two installation shells 8 are respectively and movably sleeved on the outer sides of two worms 5, the inner ends of the two worms 5 are rotationally connected with the interior of the sofa body 1, the outer sides of the outer ends of the two worms 5 are fixedly sleeved with rotary knobs 9, the two rotary knobs 9 are respectively positioned on the outer sides of the two installation shells 8, and by arranging the two rotary knobs 9, a user can conveniently rotate the two worms 5 at the later stage, so that the aim of quickly adjusting the positions of the two backrest headrests 6 is fulfilled;

Please refer to fig. 1, fig. 2 and fig. 3, the equal fixedly connected with connecting rod 10 of sofa body 1 both sides, the equal fixedly connected with handrail 11 of two connecting rods 10 outside, storage tank has been seted up to sofa body 1 front side, storage tank inside inlays and is equipped with two and places board 12, two are placed board 12 bottom equal fixedly connected with stopper 13, two stopper 13 all extend to sofa body 1 inside, pull tank has all been seted up to two place board 12 front sides, through two place board 12 and storage tank cooperation, can be convenient for place the foot on placing board 12 after the user lies down, with this purpose that plays reinforcing device travelling comfort.

The principle of implementation of the embodiment is that during use, the corresponding knob 9 can be rotated to enable the worm 5 to rotate, the worm 5 is meshed with the worm wheel 4, so that the threaded rod 3 can rotate, the movable block 2 is matched with the movable groove 14, the movable block 2 can be limited, the movable block 2 moves forwards in the horizontal direction, the movable block 2 drives the backrest headrest 6 to move forwards through the movable rod 7, after the backrest headrest 6 moves forwards to a proper angle, the knob 9 can be stopped rotating, and because one of the worm wheel 4 and the worm 5 is driven to have a plurality of characteristics, namely a self-locking principle, the positioning effect on the backrest headrest 6 can be enhanced.

The above embodiments are not intended to limit the scope of the application, so that the equivalent changes of the structure, shape and principle of the application are covered by the scope of the application.

Claims (7)

1. The sofa with the backrest headrest angle adjustable comprises a sofa body (1) and is characterized in that an adjusting mechanism is arranged on the outer side of the sofa body (1), and the adjusting mechanism extends into the sofa body (1);

The utility model provides an adjustable mechanism includes two removal groove (14) and two recess (15), two it is inside sofa body (1) both sides respectively to move groove (14) and two recess (15) set up respectively, two it all uses sofa body (1) central line to move groove (14) and two recess (15) set up as axisymmetry, two it all to be located two recess (15) rear sides respectively to move groove (14), two it all inlays in the inside movable block (2) to move groove (14), two it has threaded rod (3) to move inside equal screw grafting of block (2), two threaded rod (3) rear end all extends to sofa body (1) rear side inside, two threaded rod (3) front end runs through two recess (15) respectively and extends to sofa body (1) front side, two threaded rod (3) front end outside has all fixedly cup jointed sofa (4), two all engaged with worm (5) at top, body (1) top is equipped with two worm wheel (6) back rest (6) two rest (7) are equipped with two pillow (7) and are connected between two pillow (7) and two pillow (7) are moved respectively.

2. The sofa with the backrest headrest angle adjustable according to claim 1, wherein the connection parts of the two threaded rods (3) and the sofa body (1) are movably connected through bearings, and the two moving blocks (2) are respectively matched with the two moving grooves (14).

3. The sofa with the adjustable backrest headrest angle according to claim 1, wherein the auxiliary component comprises two mounting shells (8), the two mounting shells (8) are respectively fixedly connected to two sides of the sofa body (1), and the two mounting shells (8) are respectively positioned outside the two grooves (15).

4. The sofa with the backrest headrest angle adjustable according to claim 3, wherein the two installation shells (8) are respectively movably sleeved on the outer sides of the two worms (5), and the inner ends of the two worms (5) are both in rotary connection with the interior of the sofa body (1).

5. The sofa with the backrest headrest angle adjustable according to claim 1, wherein the outer sides of the outer ends of the two worms (5) are fixedly sleeved with rotary knobs (9), and the two rotary knobs (9) are respectively positioned outside the two installation shells (8).

6. The sofa with the backrest headrest angle adjustable according to claim 1, wherein connecting rods (10) are fixedly connected to two sides of the sofa body (1), and armrests (11) are fixedly connected to the outer parts of the two connecting rods (10).

7. The sofa with the backrest headrest angle adjustable according to claim 1, wherein a storage groove is formed in the front side of the sofa body (1), two placing plates (12) are embedded in the storage groove, limiting blocks (13) are fixedly connected to the bottoms of the two placing plates (12), the limiting blocks (13) extend into the sofa body (1), and pull grooves are formed in the front sides of the two placing plates (12).