CN111329269A

CN111329269A - Folding and unfolding device for lying chair

Info

Publication number: CN111329269A
Application number: CN202010267009.4A
Authority: CN
Inventors: 林飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-06-26

Abstract

The invention discloses a lying chair folding and unfolding device which comprises bottom beams, wherein the number of the bottom beams is two, an outer frame limiting column is installed on each bottom beam, a first moving rod and a second moving rod are connected through a third moving rod, the bottom end of a sitting telescopic motor is connected with a telescopic rod, the bottom end of a motor fixing frame is fixedly connected with the third moving rod through an inclined rod, a bottom beam bracket is installed at the bottom end of a sitting reclining chair, a cushion frame is installed at the front end of the sitting reclining chair, the cushion frame is fixedly connected with the third moving rod, and sliding trundles are installed at the tail ends of the bottom beams. According to the invention, the bottom beam is used as a support, the telescopic push rod structure is arranged on the chair back, compared with the traditional massage chair that the telescopic push rod is arranged below the seat frame, the connecting rod structure is adopted for tilting movement, and the situation that the bottom of the chair tilts in a trundle sliding mode is replaced, so that the situation that the whole chair device cannot lie on the back due to the fact that the trundles are easily damaged after long-term use is avoided, the structure is more stable, and the service life is longer.

Description

Folding and unfolding device for lying chair

Technical Field

The invention relates to a sitting and lying device, in particular to a folding and unfolding device for a lying chair.

Background

People pay more and more attention to the living quality, the classification of living appliances is more and more thin, some new varieties such as deck chairs are correspondingly produced by furniture, the prior patent application No. 201910345263.9 discloses a retracting mechanism for a sitting and lying device, although the technical problems that the zero-gravity sitting and lying device in the prior art is complex in structure, high in manufacturing cost, large in occupied space during use, and limited in use site are solved, the whole chair has the supine function due to the fact that the device slides forwards through the casters at the bottom end of the cushion in the tilting process, the sliding casters are used as supporting points, after the device is used for a long time, the casters are easy to damage, so that the whole chair device cannot be supine, and the structure of the sliding casters is not stable enough as the supporting points in the supine state of the chair, the traditional chair is mostly provided with a telescopic push rod structure arranged below the chair, resulting in an unstable ground supporting structure during the inclination of the overall structure.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a folding and unfolding device for a lying chair.

In order to solve the technical problems, the invention provides the following technical scheme:

the invention relates to a lying chair retracting device which comprises bottom beams, wherein the number of the bottom beams is two, an outer frame limiting column is installed on each bottom beam, a first moving rod is installed at the front end of each bottom beam and positioned on the inner side of the outer frame limiting column, a second moving rod is installed at the tail end of each bottom beam, the first moving rod and the second moving rod are connected through a third moving rod, a sitting sling chair is fixedly installed on the inner side of the third moving rod, a notch is formed in the inner side of the sitting sling, a fixing bolt hole is formed in the top end of the sitting sling, a hand support is arranged on the outer surface of the rear side of the tail end of the sitting sling, a motor fixing frame is installed at the bottom end of the hand support and positioned on the outer side of the back of the sitting sling, a telescopic motor is fixedly installed at the bottom end of the motor fixing frame, and a telescopic rod is connected to the bottom end of, the bottom end of the motor fixing frame is fixedly connected with the third moving rod through an inclined rod, the bottom end of the sitting reclining chair is provided with a bottom beam bracket, the front end of the sitting reclining chair is provided with a cushion frame, the cushion frame is fixedly connected with the third moving rod, and the tail end of the bottom beam is provided with a sliding caster.

As the preferable technical scheme of the folding and unfolding device for the lying chair, a connecting rod transmission structure is formed among the first moving rod, the third moving rod and the third moving rod through connecting shafts.

As the preferable technical scheme of the folding and unfolding device for the lying chair, the telescopic motor is in transmission connection with the second motion rod through the telescopic rod.

As the preferable technical scheme of the folding and unfolding device for the lying chair, the lying chair and the cushion frame are both positioned on the inner sides of the limiting columns of the outer frames.

As the preferable technical scheme of the folding and unfolding device for the lying seat, the second motion rod is positioned on the inner side of the limiting column of the outer frame.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the bottom beam is used as a support, the telescopic push rod structure is arranged on the chair back, compared with the traditional massage chair that the telescopic push rod is arranged below the seat frame, the connecting rod structure is adopted for tilting movement, and the situation that the bottom of the chair tilts in a trundle sliding mode is replaced, so that the situation that the whole chair device cannot lie on the back due to the fact that the trundles are easily damaged after long-term use is avoided, the structure is more stable, and the service life is longer.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is one of the overall structural diagrams of the present invention;

FIG. 2 is a second overall structure of the present invention;

in the figure: 1. a bottom beam; 2. a limiting column of the outer frame; 3. a first motion bar; 4. a second motion bar; 5. a third motion bar; 6. a reclining chair; 7. a notch; 8. fixing bolt holes; 9. a hand-held rack; 10. a motor fixing frame; 11. a telescopic motor; 12. a telescopic rod; 13. a diagonal bar; 14. a bottom beam bracket; 15. a cushion frame; 16. a sliding caster.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation. Wherein like reference numerals refer to like parts throughout.

In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example 1

Referring to fig. 1-2, the invention provides a reclining chair retracting device, which comprises two bottom beams 1, wherein the bottom beams 1 are provided with outer frame limiting columns 2, the front end of the bottom beam 1 is provided with a first moving rod 3, the first moving rod 3 is positioned at the inner sides of the outer frame limiting columns 2, the tail end of the bottom beam 1 is provided with a second moving rod 4, the first moving rod 3 is connected with the second moving rod 4 through a third moving rod 5, the inner side of the third moving rod 5 is fixedly provided with a reclining chair 6, the inner side of the reclining chair 6 is provided with a notch 7, the top end of the reclining chair 6 is provided with a fixing bolt hole 8, the outer surface of the rear side of the tail end of the reclining chair 6 is provided with a hand rest 9, the bottom end of the hand rest 9 is provided with a motor fixing frame 10, the motor fixing frame 10 is positioned at the outer side of the back of the reclining chair 6, the bottom end of the motor fixing frame 10, the bottom of flexible motor 11 is connected with telescopic link 12, and the bottom of motor mount 10 passes through down tube 13 and third motion pole 5 fixed connection, sits the bottom of deck chair 6 and installs sill bracket 14, sits the front end of deck chair 6 and installs cushion frame 15, and cushion frame 15 and third motion pole 5 fixed connection, and the end of sill beam 1 is installed and is slided truckle 16.

Furthermore, a connecting rod transmission structure is formed among the first moving rod 3, the third moving rod 4 and the third moving rod 5 through connecting shafts, when the second moving rod 4 is subjected to the contraction action force of the telescopic motor 11 and the telescopic rod 12, the third moving rod 5 is driven to move, the third moving rod 5 drives the first moving rod 3 to move, the sitting and reclining chair 6 fixed on the inner side of the third moving rod 5 can move forwards and incline, and the supine effect is achieved.

The telescopic motor 11 is connected with the second motion rod 4 through the telescopic rod 12 in a transmission mode, after the telescopic motor 11 is externally connected with a power supply line, the telescopic motor 11 drives the telescopic rod 12 to shorten, the second motion rod 4 is pushed to move forwards towards one side of the outer frame limiting column 2, and under the action of the connecting rod of the third motion rod 5, the first motion rod 3 is driven to move towards the front end of the outer frame limiting column 2, so that the sitting deck chair 6 and the cushion frame 15 can move towards the front end of the whole sitting chair device and then can lie on the back.

Sit deck chair 6 and cushion frame 15 and all be located the inboard of outer frame spacing post 2, drive under the connecting rod effect as first movable rod 3, second movable rod 4 and third movable rod 5 and sit deck chair 6 and cushion frame 15 motion slope in-process, move outside the inboard of frame spacing post 2 all the time.

The second moving rod 4 is located inside the outer frame stopper post 2, preventing the outer frame stopper post 2 from locking the second moving rod 4.

Specifically, in the using process, when the whole device is moved, the whole device is pulled by holding the hand frame 9 with hands, the sliding caster 16 at the tail end of the bottom beam 1 plays a role in assisting the movement, a string bag or a back cushion can be clamped and embedded in the sitting and reclining chair 6 through a notch, the top end of the bottom beam can be fixed through the fixing bolt hole 8, a sponge cushion or a rubber cushion can be placed on the bottom beam bracket 14 and used as a cushion of the cushion frame 15, the chair device has two using states, when the chair device is in a sitting and standing state, after the external power supply of the telescopic motor 11, the telescopic rod 12 is driven to extend, the whole chair device can be driven to be shortened under the connecting rod action of the first moving rod 3, the second moving rod 4 and the third moving rod 5 as shown in the attached drawing 1, the chair device has a sitting and supine function, and when the whole device is supine, after the external power supply of the telescopic motor, The whole chair device can be shown in figure 2 under the action of the connecting rods of the second motion rod 4 and the third motion rod 5, the whole telescopic push rod device (comprising a telescopic motor 11 and a telescopic rod 12) is arranged on the back of the chair 6, after the telescopic motor 11 and the telescopic rod 12 contract acting force, the third moving rod 5 is driven to move, the third moving rod 5 drives the first moving rod 3 to move, the sitting and reclining chair 6 fixed on the inner side of the third moving rod 5 can move forwards and incline, and the whole chair structure achieves the supine effect, meanwhile, the whole seat device always moves inside the outer frame limiting column 2 of the bottom beam 1 in the moving process, and the bottom beam 1 in the whole device is used as a support, a connecting rod structure is adopted to perform tilting motion, the bottom of the seat is replaced by tilting in a trundle sliding mode, the structure is more stable, and the service life is longer.

According to the invention, the bottom beam 1 is used as a support, the telescopic push rod (comprising the telescopic motor 11 and the telescopic rod 12) is structurally arranged on the chair back, compared with the traditional massage chair, the telescopic push rod is arranged below the seat frame, the connecting rod structure is adopted to perform tilting motion, the situation that the bottom of the chair tilts in a trundle sliding mode is replaced, the situation that the sliding trundles are used as support points is avoided, after the massage chair is used for a long time, the trundles are easy to damage, so that the whole chair device cannot lie on the back, the structure is more stable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a chair retraction device of lying, includes floorbar (1), its characterized in that, the quantity of floorbar (1) is two, install outer frame spacing post (2) on floorbar (1), first motion pole (3) are installed to the front end of floorbar (1), first motion pole (3) are located the inboard of outer frame spacing post (2), second motion pole (4) are installed to the end of floorbar (1), be connected through third motion pole (5) between first motion pole (3) and second motion pole (4), the inboard fixed mounting of third motion pole (5) has a deck chair (6), the inboard of deck chair (6) is provided with notch (7), the top of deck chair (6) is provided with fixing bolt hole (8), the terminal rear side surface of deck chair (6) is provided with hand rest (9), motor mount (10) are installed to the bottom of handrail frame (9), and motor mount (10) are located the back outside of sitting deck chair (6), the bottom fixed mounting of motor mount (10) has flexible motor (11), the bottom of flexible motor (11) is connected with telescopic link (12), the bottom of motor mount (10) is through down tube (13) and third motion pole (5) fixed connection, bottom beam bracket (14) are installed to the bottom of sitting deck chair (6), sit the front end of deck chair (6) and install cushion frame (15), and cushion frame (15) and third motion pole (5) fixed connection, sliding foot wheel (16) are installed to the end of sill (1).

2. The device for retracting and releasing the lying seat according to claim 1, characterized in that the first moving rod (3), the third moving rod (4) and the third moving rod (5) form a connecting rod transmission structure through connecting shafts.

3. The retracting device of a lying seat according to claim 1, characterized in that the telescopic motor (11) is in transmission connection with the second motion bar (4) through a telescopic rod (12).

4. A reclining chair retraction device according to claim 1, wherein the reclining chair (6) and the seat cushion frame (15) are both located inside the outer frame restraint posts (2).

5. A reclining seat retraction device according to claim 1, wherein said second motion bar (4) is located inside the outer frame restraint post (2).