CN219249663U - Foldable back cushion - Google Patents

Abstract

The utility model discloses a foldable back cushion, and relates to the technical field of household articles. The utility model comprises a backrest block, wherein a headrest adjusting mechanism is arranged on the backrest block, and an angle adjusting assembly is arranged on the rear side wall of the backrest block. The cushion, the pillow and the compression spring are arranged, so that the back, the waist and the head of a user can be well supported, the cushion is small in size and suitable for most use scenes, and the user can adjust the inclination angle of the cushion according to actual needs by arranging the angle adjusting assembly, so that the use comfort of the cushion is improved; the pillow height can be adjusted by arranging the headrest adjusting mechanism, so that users with different heights can use the pillow conveniently; in addition, the pillow is contracted and the angle adjusting assembly is folded, so that the back cushion is minimized, the occupied space of the back cushion is reduced, the back cushion is convenient to store and place after being used by a user, and the convenience of using the back cushion is improved.

Description

Foldable back cushion

Technical Field

The utility model relates to the technical field of household articles, in particular to a foldable back cushion.

Background

In modern life, people often adjust the contact point of human body and seat, bed with the cushion to obtain more comfortable angle and alleviate fatigue, because the cushion convenient to use, nimble, be convenient for people to be used for various occasion environment, especially on the bed of bedroom, on the sofa widely adopted, on the carpet, can also utilize the cushion to come as the seat, the decorative effect of cushion is comparatively outstanding, through the color of cushion and the contrast of quality material and surrounding environment, can make indoor more have observability.

Through retrieving, chinese patent document with publication No. CN217013304U discloses a cushion, including the overcoat, fill the foam-rubber cushion in the overcoat inner chamber, still be equipped with an adjusting part in the overcoat, this adjusting part includes center pin, regulating plate, the center pin level is fixed to be set up in the overcoat inner chamber, two regulating plates hinge setting are on the center pin and divide to locate the both sides of center pin, the foam-rubber cushion has all been filled to the top and the below of regulating plate, adjusting part still includes adjustment handle, two adjustment handles insert in the overcoat from the outside respectively with two regulating plates link firmly. Aiming at the technical scheme, the following defects exist in use: the back cushion is overlarge in size and incapable of being folded, occupies too much use space, can be applied to a use environment with larger space, but is relatively limited in space which can be used by individuals in life and working scenes of most people, so that the back cushion is not applicable, the overall environment aesthetic degree is also influenced by the overlarge size of the back cushion, and meanwhile, the back cushion cannot be folded, so that the back cushion is not beneficial to being stored and placed after being used by a user, and therefore, a certain limitation exists in practical application, and the foldable back cushion is provided.

Disclosure of Invention

The utility model aims at: in order to solve the above-mentioned problems, the present utility model provides a foldable cushion.

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a collapsible cushion, includes back rest piece, back rest piece inside is hollow structure, back rest piece's front side fixed mounting has the cushion that supplies the user to have a rest, be provided with the headrest adjustment mechanism who is used for adjusting headrest height on the back rest piece, be provided with the angle adjustment subassembly that is used for adjusting back rest piece angle on the back lateral wall of back rest piece, angle adjustment subassembly includes carriage, bracing piece, alignment jig, turning block and draw-in groove, back rest piece's rear side fixed mounting carriage, the rotation sets up the bracing piece on the carriage, and the rear side welding of carriage sets up the turning block, the rotation sets up the alignment jig on the turning block, a plurality of draw-in grooves that are used for fixed stay pole have all been seted up to the both sides of alignment jig and bracing piece.

Further, headrest adjustment mechanism includes dead lever, telescopic link, pillow and spacing subassembly, the inboard fixed mounting dead lever in bottom of back rest piece, the inside of dead lever is hollow structure, the interior telescopic link that sets up of sliding in the dead lever, the quantity of dead lever and telescopic link is two sets of, and the top fixed mounting of telescopic link supports the pillow that is used for the head, the top of back rest piece is provided with the spacing subassembly that is used for adjusting telescopic link lift.

Further, spacing subassembly includes spout, slider, shrink spring, bayonet socket, pull rod and spacing frame, the top one side fixed mounting spacing frame of back rest piece, spacing frame is "U" word form, a plurality of groups bayonet sockets have been seted up on the telescopic link, the spout has been seted up to the front and back side of spacing frame, sliding connection sets up the slider on the spout, and one side fixed mounting of slider has the pull rod that supplies the user to stimulate the slider, be connected with shrink spring between a lateral wall of spacing frame and a corresponding slider lateral wall.

Further, a pressure-bearing spring is fixedly arranged on the inner wall of the back side of the backrest block, and the other end of the pressure-bearing spring is fixedly connected with the soft cushion.

Further, an anti-slip pad is arranged at the bottom of the adjusting frame.

Further, the retraction spring is always in a stretched state.

The beneficial effects of the utility model are as follows:

the cushion, the pillow and the compression spring are arranged, so that the back, the waist and the head of a user can be well supported, the cushion is small in size and suitable for most use scenes, and the support rods are placed in different clamping grooves on the adjusting frame by arranging the angle adjusting assembly, so that the support frame and the back block can be adjusted to different angles, the user can conveniently adjust the inclination angle of the cushion according to actual needs, and the use comfort of the cushion is improved; through setting up headrest adjustment mechanism, utilize spacing subassembly to carry out spacing and regulation to the telescopic link to make the pillow height adjustable, the user of being convenient for different heights uses, has improved the practicality of cushion; in addition, the pillow is contracted and the angle adjusting assembly is folded, so that the back cushion is minimized, the occupied space of the back cushion is reduced, the back cushion is convenient to store and place after being used by a user, and the convenience of using the back cushion is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the angle adjusting assembly of the present utility model;

FIG. 3 is a schematic view of a headrest adjustment mechanism of the present utility model;

FIG. 4 is an enlarged schematic view of FIG. 3A in accordance with the present utility model;

reference numerals: 1. a backrest block; 2. a support frame; 3. a support rod; 4. an adjusting frame; 5. a rotating block; 6. a soft cushion; 7. a clamping groove; 8. a pressure-bearing spring; 9. a fixed rod; 10. a telescopic rod; 11. a pillow; 12. a chute; 13. a slide block; 14. a retraction spring; 15. a bayonet; 16. a pull rod; 17. and a limit frame.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 4, a foldable back cushion comprises a back cushion block 1, wherein the back cushion block 1 is internally of a hollow structure, a cushion 6 for a user to rest is fixedly arranged on the front side of the back cushion block 1, a headrest adjusting mechanism for adjusting the height of a headrest is arranged on the back cushion block 1, an angle adjusting component for adjusting the angle of the back cushion block 1 is arranged on the rear side wall of the back cushion block 1, the angle adjusting component comprises a supporting frame 2, a supporting rod 3, an adjusting bracket 4, a rotating block 5 and a clamping groove 7, the supporting frame 2 is fixedly arranged on the rear side of the back cushion block 1, the supporting rod 3 is rotatably arranged on the supporting frame 2, the rotating block 5 is rotatably arranged on the rotating block 5, the adjusting bracket 4 and the supporting rod 3 are U-shaped, and a plurality of clamping grooves 7 for fixing the supporting rod 3 are formed in two sides of the adjusting bracket 4; specifically, when the user needs to use the cushion to rest, rotate around rotating block 5 through rotatory alignment jig 4, make alignment jig 4 level place on the plane in the use scene and keep, promote back rest 1 afterwards, make back rest 1, braced frame 2 and rotating block 5 rotate around alignment jig 4, thereby form the angle that the user needs between back rest 1 and the alignment jig 4, afterwards rotatory bracing piece 3, block bracing piece 3 on the draw-in groove 7 on corresponding angle, thereby realize the steady support to braced frame 2 and back rest 1, through placing bracing piece 3 on different draw-in grooves 7, can obtain back rest 1 of different angles, the user can adjust according to own needs, make the cushion can accord with user's needs, promote the comfort level that the cushion used, more specifically, after the cushion is used up, can take out bracing piece 3 from draw-in groove 7, cancel bracing piece 3 to braced frame 2 and back rest 1, then through rotatory bracing piece 3 and alignment jig 4, can be with bracing piece 3, adjust frame 4, braced frame 2 and back rest 1 have reduced the corresponding space of the cushion of having taken in parallel, the cushion has been taken in to the cushion has been convenient for use, the cushion has been carried out, the cushion has been adjusted to the cushion has been convenient for has been used.

As shown in fig. 3 and 4, the headrest adjusting mechanism comprises a fixing rod 9, a telescopic rod 10, a pillow 11 and a limiting component, wherein the fixing rod 9 is fixedly installed on the inner side of the bottom of the backrest block 1, the inside of the fixing rod 9 is of a hollow structure, the telescopic rod 10 is slidably arranged in the fixing rod 9, the number of the fixing rod 9 and the number of the telescopic rod 10 are two, the top of the telescopic rod 10 is fixedly installed and supported on the pillow 11 for the head, and the top of the backrest block 1 is provided with the limiting component for adjusting the telescopic rod 10 to lift; specifically, through the support of two sets of telescopic links 10 to pillow 11, guaranteed the stability that pillow 11 used, when the user need adjust pillow 11, through reciprocate along dead lever 9 to telescopic link 10, rely on spacing subassembly to fix telescopic link 10 to can realize adjusting different height with pillow 11, the different crowds of being convenient for use.

As shown in fig. 3 and 4, the limiting component comprises a sliding chute 12, a sliding block 13, a contraction spring 14, bayonets 15, a pull rod 16 and a limiting frame 17, wherein the limiting frame 17 is fixedly arranged on one side of the top of the back rest block 1, the limiting frame 17 is U-shaped, a plurality of groups of bayonets 15 are arranged on the telescopic rod 10, the sliding chute 12 is arranged on the front side and the rear side of the limiting frame 17, the sliding chute 12 is slidably connected with the sliding block 13, the pull rod 16 for a user to pull the sliding block 13 is fixedly arranged on one side of the sliding block 13, and the contraction spring 14 is connected between one side wall of the limiting frame 17 and one side wall of the corresponding sliding block 13; specifically, through moving part of slider 13 to bayonet socket 15, make slider 13 prevent telescopic link 10 and pillow 11 to slide down because of the dead weight reason, can realize the fixed to telescopic link 10 and pillow 11 height, when needs adjust telescopic link 10 and pillow 11 height, pull rod 16 drives slider 13 and keeps away from telescopic link 10 along spout 12 and remove, thereby remove slider 13 to telescopic link 10's fixed, can adjust pillow 11 height this moment, simultaneously stretched shrink spring 14, after pillow 11 highly adjusting, loosen pull rod 16, slider 13 moves to telescopic link 10 along spout 12 under the drive of shrink spring 14, finally make slider 13 partly remove to bayonet socket 15, realize that pillow 11 highly adjusted back is fixed to telescopic link 10 and pillow 11, make the regulation of pillow 11 height very convenient, be applicable to different high crowd and use, also can move down pillow 11 after the cushion is used up to the user simultaneously, reduce occupation space, convenient storage.

As shown in fig. 1 and 3, the back rest block 1 is fixedly provided with a pressure-bearing spring 8 on the inner wall of the back side, the other end of the pressure-bearing spring 8 is fixedly connected with the cushion 6, and the pressure-bearing spring 8 can have a pressure-bearing effect when a user leans on the back rest block, so that the comfort level of the user is improved.

As shown in fig. 2, the bottom of the adjusting frame 4 is provided with a non-slip pad, so as to ensure the stability of the cushion in use.

As shown in fig. 4, the retraction spring 14 is always in a stretched state, so that a part of the retraction spring 14 driving the slider 13 can be stably positioned on the bayonet 15, thereby ensuring the stability of the height of the pillow 11.

To sum up: when a user needs to rest by using the back cushion, the adjusting frame 4 rotates around the rotating block 5 to enable the adjusting frame 4 to be horizontally placed on a plane in a use scene and kept, then the back cushion block 1 is pushed, the back cushion block 1, the supporting frame 2 and the rotating block 5 rotate around the adjusting frame 4, so that a user needed angle is formed between the back cushion block 1 and the adjusting frame 4, then the supporting rod 3 is rotated to clamp the supporting rod 3 on the clamping groove 7 on the corresponding angle, thereby realizing stable supporting of the supporting frame 2 and the back cushion block 1, the supporting rod 3 is placed on different clamping grooves 7 to obtain the back cushion block 1 on different angles, the user can adjust according to the needs, the back cushion can meet the needs of the user, the comfort level of the back cushion is improved, the sliding block 13 is prevented from sliding down due to self weight by moving part of the sliding block 13 into the clamping groove 15, the sliding block 13 prevents the telescopic rod 10 and the pillow 11 from sliding down due to self weight, the height of the telescopic rod 10 and the pillow 11 can be fixed, when the heights of the telescopic rod 10 and the pillow 11 are required to be adjusted, the pull rod 16 is pulled to drive the slide block 13 to move away from the telescopic rod 10 along the chute 12, so that the fixation of the slide block 13 to the telescopic rod 10 is released, the height of the pillow 11 can be adjusted at the moment, meanwhile, the contraction spring 14 is stretched, after the height adjustment of the pillow 11 is finished, the pull rod 16 is loosened, the slide block 13 is driven by the contraction spring 14 to move towards the telescopic rod 10 along the chute 12, finally, a part of the slide block 13 is moved into the bayonet 15, the fixation of the telescopic rod 10 and the pillow 11 after the height adjustment of the pillow 11 is realized, the adjustment of the height of the pillow 11 is very convenient, the telescopic rod is suitable for people with different heights, after the back cushion is used, the support rod 3 can be taken out from the clamping groove 7, and the support of the support rod 3 to the support frame 2 and the back rest block 1 is cancelled, then through rotatory bracing piece 3 and alignment jig 4, can be with bracing piece 3, alignment jig 4, braced frame 2 and back rest piece 1 adjust to corresponding parallel state, also can move pillow 11 down simultaneously, reduced the occupation space of cushion, the user of being convenient for accomodate and lay the cushion.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a collapsible cushion, its characterized in that, including back rest piece (1), back rest piece (1) inside is hollow structure, back rest piece (1) front side fixed mounting has cushion (6) that supplies the user to rest, be provided with on back rest piece (1) and be used for adjusting headrest high headrest adjustment mechanism, be provided with the angle adjustment subassembly that is used for adjusting back rest piece (1) angle on back side wall of back rest piece (1), angle adjustment subassembly includes carriage (2), bracing piece (3), alignment jig (4), turning block (5) and draw-in groove (7), back rest piece (1) rear side fixed mounting carriage (2), the last rotation of carriage (2) sets up bracing piece (3), the rear side welding of carriage (2) sets up turning block (5), the last rotation of turning block (5) sets up alignment jig (4), all be "U" word form with bracing piece (3) of alignment jig (4), a plurality of both sides that are used for fixed bracing piece (3) have been seted up.

2. The foldable cushion according to claim 1, wherein the headrest adjusting mechanism comprises a fixing rod (9), a telescopic rod (10), a pillow (11) and a limiting component, the fixing rod (9) is fixedly installed on the inner side of the bottom of the backrest block (1), the fixing rod (9) is of a hollow structure, the telescopic rod (10) is slidably arranged in the fixing rod (9), the fixing rod (9) and the telescopic rod (10) are two groups, the top of the telescopic rod (10) is fixedly installed and supported on the pillow (11) for the head, and the limiting component for adjusting the telescopic rod (10) to lift is arranged on the top of the backrest block (1).

3. The foldable back cushion according to claim 2, wherein the limiting component comprises a sliding groove (12), a sliding block (13), a contraction spring (14), a bayonet (15), a pull rod (16) and a limiting frame (17), the limiting frame (17) is fixedly installed on one side of the top of the back cushion block (1), the limiting frame (17) is U-shaped, a plurality of groups of bayonets (15) are formed in the telescopic rod (10), the sliding groove (12) is formed in the front side and the rear side of the limiting frame (17), the sliding groove (12) is provided with the sliding block (13) in a sliding connection manner, the pull rod (16) for a user to pull the sliding block (13) is fixedly installed on one side of the sliding block (13), and the contraction spring (14) is connected between one side wall of the limiting frame (17) and one side wall of the corresponding sliding block (13).

4. A foldable cushion according to claim 1, characterized in that the back rest block (1) is fixedly provided with a pressure spring (8) on the inner wall of the back side, the other end of the pressure spring (8) being fixedly connected with the cushion (6).

5. A foldable cushion according to claim 1, characterized in that the bottom of the adjusting frame (4) is provided with a non-slip pad.

6. A collapsible cushion according to claim 3, wherein the retraction spring (14) is always in tension.

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