CN219306345U - Back-adjusting frog chair - Google Patents

Abstract

The utility model relates to the technical field of daily necessities, in particular to a back-adjusting frog chair, which comprises a seat frame, a backrest arranged at the rear end of the seat frame and a foot rest arranged at the front end of the seat frame, wherein the seat frame is provided with a seat frame; armrests are symmetrically arranged on two side edges of the seat frame, backrest adjusting mechanisms are arranged on the armrests, and the backrest adjusting mechanisms are used for adjusting included angles between the backrest and the seat frame; a foot support frame for supporting the seat frame is arranged below the seat frame and is fixedly connected with the backrest adjusting mechanism; the foot rest is characterized in that a foot rest support for supporting the foot rest is arranged below the foot rest, and the foot rest can be folded and is stored below the seat frame together with the foot rest. The utility model can easily adjust the included angle between the backrest and the seat frame through the backrest adjusting mechanism arranged on the armrest, has compact structure and smooth adjustment, thereby realizing the switching of sitting and lying functions, meeting the use requirements of people, and having simple operation and convenient use.

Description

A kind of back adjustment frog chair

technical field

The utility model relates to the technical field of daily necessities, in particular to a back-adjusting frog chair.

Background technique

At present, the existing chairs generally include a seat frame, a backrest and supporting legs, most of which are relatively formal, and the angle of the backrest cannot be adjusted, so it cannot be adjusted according to the actual needs of the individual, and it is very inconvenient to use. In addition, the existing leisure chair capable of adjusting the angle of the backrest has a complex structure, unsmooth adjustment, and unstable connection. Simultaneously, existing chair also does not have the function of resting feet, and its comfort is relatively poor, can not satisfy the actual use demand of modern people.

Therefore, the present application is necessary to design a kind of back adjustment frog chair, to solve the above-mentioned technical problems.

Utility model content

The purpose of this utility model is to solve the shortcomings existing in the prior art, and propose a kind of back adjustment frog chair, by installing the backrest adjustment mechanism on the armrest, the structure is simple and compact, and the angle between the backrest and the seat frame can be easily adjusted , and has a footrest function, which is comfortable and can meet the actual needs of modern people.

In order to achieve the above object, the utility model adopts the following technical solutions:

A frog chair with back adjustment, comprising a seat frame, a backrest arranged at the rear end of the seat frame, and a footrest arranged at the front end of the seat frame;

The two sides of the seat frame are symmetrically provided with armrests, and the armrests are provided with a backrest adjustment mechanism, and the backrest adjustment mechanism is used to adjust the angle between the backrest and the seat frame;

A foot support frame for supporting the seat frame is provided below the seat frame, and the foot support frame is fixedly connected with the backrest adjustment mechanism;

A footrest for supporting the footrest is provided under the footrest, and the footrest can be folded and stored under the seat frame together with the footrest.

By adopting the above-mentioned technical scheme: adopting a chair composed of a seat frame, a backrest and a footrest, the chair has a footrest function, and at the same time, the backrest adjustment mechanism installed on the armrest can easily adjust the distance between the backrest and the seat frame. Angle, it is comfortable, easy to use, and can meet the actual needs of modern people.

Preferably, the backrest adjustment mechanism includes an adjustment rod connected to the armrests on both sides, a back support frame connected to the rear end of the adjustment rod, and an active rod connected to the front end of the adjustment rod. A connecting rod is connected; the front end of the adjusting rod is connected with the movable rod to be provided with an adjusting groove, and at least two card slots are arranged in the adjusting groove; the top of the movable rod is movably connected to the adjusting groove, and the The bottom end of the movable rod is connected to the ground support, an ear plate is provided outside the top of the movable rod, the bottom of the ear plate is connected with the movable rod through a fixed plate, and the adjustment groove is arranged between the movable rod and the ear plate , the ear plate is provided with an adjusting bolt, and the adjusting bolt passes through the slot and is connected with the movable rod.

By adopting the above-mentioned technical scheme: the cooperation between the adjustment rod, the adjustment slot, multiple card slots and the movable rod of the backrest adjustment mechanism is used to make the adjustment smooth, so that the different included angles between the backrest and the seat frame can be easily adjusted, so as to Satisfy the comfort when people use it.

Preferably, the backrest support frame is arranged on the back of the backrest, the backrest support frame is rectangular, and the backrest support frame is composed of an upper board, a lower board, and two first sides for connecting the upper board and the lower board. The two ends of the upper plate are fixedly connected with the adjusting rod, and the two ends of the lower plate are connected with the foot support frame.

By adopting the above-mentioned technical scheme: adopting a backrest support frame composed of an upper board, a lower board, and two first side boards used to connect the upper board and the lower board, which is used to support the backrest, so as to ensure that when people use safety and reliability.

Preferably, the foot support frame includes support plates symmetrically arranged on both sides of the seat frame, the support plates are arranged obliquely, the rear end of the support plate extends to the rear end of the backrest and is supported on the ground, the support plate The front end of the board extends to the joint with the foot rest, and the front end of the support board is connected to the middle position of the movable rod, and the rear ends between the support boards on both sides are connected through the second connecting rod.

Preferably, a strip-shaped groove is opened on the inner side wall of each side of the support plate at the junction with the footrest portion toward the rear end.

By adopting the above technical solution: the foot support frame is used to support the seat frame, so that the structure of the whole chair is stable and firm.

Preferably, the footrest includes second side plates symmetrically arranged on both sides of the foot rest, and one end of the second side plate connected to the support plate is movably connected to the bar-shaped groove through a movable piece, so that the second side plate It can slide back and forth in the bar-shaped groove relative to the support plate;

The front end of the second side plate is connected to a support rod, the top of the support rod is connected to the inner side of the second side plate, the bottom of the support rod is supported on the ground, and a third connecting rod is passed between the two support rods. connect.

By adopting the above technical solution: the footrest is used to support the footrest, and at the same time, the stability of the whole chair is improved; when the footrest is not needed, the footrest can also be stored under the seat frame , Small footprint, easy to use.

Preferably, a cup holder is provided on the outer side of the armrest on one side, and three connection bolts are provided at the connection between the support plate and the movable rod, and the three connection bolts are distributed in a triangular shape.

By adopting the above technical scheme: the use of the cup holder is convenient for people to place the cup; and the use of three connecting bolts distributed in a triangular shape makes the connection between the support plate and the movable rod more stable and reliable.

Preferably, the backrest is composed of several vertical bars arranged side by side, and the several vertical bars are evenly spaced.

Preferably, the seat frame is composed of several first cross bars arranged side by side, and the several first cross bars are evenly spaced.

Preferably, the footrest is composed of several second crossbars arranged side by side, and the several second crossbars are evenly spaced; the front end of the footrest is provided with a baffle.

By adopting the above technical solution: adopting a chair composed of several vertical bars, several first horizontal bars, and several second horizontal bars, the overall comfort is effectively improved.

The utility model has the following beneficial effects:

1. The utility model can conveniently adjust the angle of the backrest relative to the seat frame through the arrangement of the seat frame, the backrest, the backrest adjustment mechanism and the foot rest, and through the interaction of the above-mentioned mechanisms.

2. The utility model can easily adjust the angle between the backrest and the seat frame through the backrest adjustment mechanism installed on the armrest. Its structure is compact and the adjustment is smooth, so as to realize the switching between sitting and lying functions and meet people's use needs. Simple and easy to use.

3. The utility model is also equipped with a footrest, so that when the chair is used as a deck chair, it is convenient for people to rest their feet, making people lie more comfortable and effectively improving comfort; when the footrest is not needed, it can also be used The foot rest is stored under the seat frame, occupying a small space.

Description of drawings

Fig. 1 is a schematic diagram of the unfolded state of the utility model;

Fig. 2 is a schematic diagram of the rear structure of Fig. 1;

Fig. 3 is a schematic diagram of the front structure of Fig. 1;

Fig. 4 is the structural schematic diagram that adjusting bar is connected with movable bar in the utility model;

Fig. 5 is the structural representation of adjustment bar in the utility model;

Fig. 6 is the structural representation of movable bar in the utility model;

Fig. 7 is a structural schematic diagram of the connection between the support plate and the second side plate in the utility model;

Fig. 8 is a schematic diagram of the state of the footrest after being stored in the utility model.

In the figure: 1 seat frame, 1-1 first cross bar, 2 backrest, 2-1 vertical bar, 3 footrest, 3-1 second cross bar, 4 armrest, 5 adjustment bar, 6 movable bar, 7th 1 connecting rod, 8 adjusting slots, 8-1 card slots, 9 lug plates, 10 fixing plates, 11 adjusting bolts, 12 upper plates, 13 lower plates, 14 first side plates, 15 supporting plates, 15-1 strip grooves , 16 second connecting rods, 17 second side plates, 18 movable parts, 19 third connecting rods, 20 cup holders, 21 connecting bolts, 22 baffle plates, 23 support rods.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Fig. 1-Fig. 8, a frog chair for back adjustment includes a seat frame 1, a backrest 2 arranged at the rear end of the seat frame 1, and a footrest 3 arranged at the front end of the seat frame 1;

Both sides of the seat frame 1 are symmetrically provided with armrests 4, and the armrests 4 are provided with a backrest adjustment mechanism, and the backrest adjustment mechanism is used to adjust the angle between the backrest 2 and the seat frame 1;

The bottom of the seat frame 1 is provided with a foot support frame for supporting the seat frame 1, and the foot support frame is fixedly connected with the backrest adjustment mechanism;

A footrest for supporting the footrest 3 is provided under the footrest 3 , and the footrest can be folded and stored under the seat frame 1 together with the footrest 3 .

In this embodiment, a chair composed of a seat frame 1, a backrest 2 and a footrest 3 is adopted, so that the chair has a footrest function, and at the same time, the backrest 2 and the seat frame can be easily adjusted through the backrest adjustment mechanism on the armrest 4 The angle between 1, its comfort is good, easy to use, can meet the actual use demand of modern people.

Specifically, referring to Fig. 1, Fig. 4-Fig. 6, the backrest adjustment mechanism includes an adjustment rod 5 connected with the armrests 4 on both sides, a back support frame connected with the rear end of the adjustment rod 5, and a front end part of the adjustment rod 5 The movable rod 6 connected is connected by the first connecting rod 7 between the movable rods 6 on both sides; There are at least two card slots 8-1; the top of the movable rod 6 is movably connected with the adjustment groove 8, the bottom end of the movable rod 6 is connected with the ground support, and an ear plate is provided on the outer side of the top of the movable rod 6 9. The bottom of the ear plate 9 is connected to the movable rod 6 through the fixed plate 10, the adjustment groove 8 is arranged between the movable rod 6 and the ear plate 9, and an adjusting bolt 11 is arranged on the ear plate 9, and the The adjusting bolt 11 passes through the slot 8 - 1 and is connected with the movable rod 6 .

In this embodiment, the adjustment rod 5, the adjustment slot 8, the plurality of card slots 8-1 and the movable rod 6 of the backrest adjustment mechanism cooperate to make the adjustment smooth, so that the difference between the backrest and the seat frame can be easily adjusted. The included angle is to meet the comfort of people when using. During specific use, when a person sits on the seat frame 1, the arm is naturally placed on the armrest 4. At this time, by manually toggling the adjustment rod 5, the adjustment bolt 11 on the movable rod 6 is inserted into a plurality of slots in the adjustment groove 8. 8-1 switching clip connection, can easily adjust the angle between the backrest 2 and the seat frame 1, thereby realizing the switching between sitting and lying functions, meeting people's use needs, and the adjustment is smooth, the operation is simple, and the use is convenient. Here, the number of card slots 8-1 is 4-5, which can be freely selected during actual application to meet actual use requirements.

Specifically, with reference to Fig. 2, the back support frame is arranged on the back side of the backrest 2, the back support frame is rectangular, and the back support frame is composed of an upper plate 12, a lower plate 13, and is used to connect the upper plate 12 and the The lower board 13 is composed of two first side boards 14, the two ends of the upper board 12 are fixedly connected with the adjusting rod 5, and the two ends of the lower board 13 are connected with the foot support frame.

In this embodiment, a rectangular backrest support frame is used to be arranged on the back of the backrest 2. When people use the chair to sit or lie down, the backrest support frame can support the backrest 2, thereby ensuring that the chair is in use. safety and reliability.

Specifically, referring to Fig. 1 and Fig. 2, the foot support frame includes support plates 15 symmetrically arranged on both sides of the seat frame 1, the support plates 15 are arranged obliquely, and the rear end of the support plate 15 extends to the backrest 2 and supported on the ground, the front end of the support plate 15 extends to the joint with the footrest 3, and the front end of the support plate 15 is connected to the middle position of the movable rod 6, between the support plates 15 on both sides The rear ends are connected by a second connecting rod 16.

Wherein, referring to FIG. 7 , a slot 15 - 1 is provided on the inner side wall of the support plate 15 on each side where it connects with the foot rest 3 toward the rear end.

In this embodiment, the foot support frame composed of the support plates 15 on both sides and the second connecting rod 16 is used to support the seat frame 1, so that the whole chair structure is stable and firm.

Specifically, referring to Fig. 1 and Fig. 7, the footrest includes second side panels 17 symmetrically arranged on both sides of the footrest part 3, and one end of the second side panel 17 connected to the support plate 15 passes through a movable part 18 It is movably connected with the bar-shaped groove 15-1, so that the second side plate 17 can slide back and forth in the bar-shaped groove 15-1 relative to the support plate 15;

1, the front end of the second side plate 17 is connected with a support rod 23, the top of the support rod 23 is connected to the inner side of the second side plate 17, the bottom of the support rod 23 is supported on the ground, two The support rods 23 are connected by a third connecting rod 19 .

Wherein, referring to FIG. 3 , the footrest 3 is composed of several second crossbars 3-1 arranged side by side, and the several second crossbars 3-1 are evenly spaced; the front end of the footrest 3 is provided with Baffle 22.

In this embodiment, with reference to Fig. 1 and Fig. 8, two supporting rods 23 and the third connecting rod 19 are used to cooperate together to support the footrest 3; when the chair is used as a recliner, it is convenient for people to rest their feet, Make people lie down more comfortably and effectively improve comfort. In practical applications, the support rod 23 can be connected with the second side plate 17 by movable bolts. When the foot rest is not needed, the support rod 23 can be folded and stored in the inner part of the second side plate 17 by turning the movable bolt; at the same time Pushing the entire footrest 3 allows the second side plate 17 to slide in the bar-shaped groove 15-1 relative to the support plate 15, and then the footrest 3 can be stored under the seat frame 1, occupying a small space. When the footrest 3 needs to be used, the entire footrest 3 can be pulled out by pulling the baffle plate 22, and the support rod 23 is supported on the ground at the same time to realize the footrest function, which is convenient to use and simple to operate. In practical application, the movable part 18 can be a movable bolt, or other movable parts similar to the movable bolt, that is, it can be inserted into the bar-shaped groove 15-1 and slide along the bar-shaped groove 15-1.

Specifically, referring to FIG. 2 , a cup holder 20 is provided on the outer side of the armrest 4 on one side, and three connecting bolts 21 are arranged at the connection between the support plate 15 and the movable rod 6 , and the three connecting bolts 21 are distributed in a triangular shape.

In this embodiment, when using the chair, the cup can be placed on the cup holder 20, which is convenient for people to use; three connecting bolts 21 distributed in a triangle shape are used to make the connection between the support plate 15 and the movable rod 6 more reliable ,Stablize.

Specifically, referring to FIG. 3 , the backrest 2 is composed of several vertical bars 2-1 arranged side by side, and the several vertical bars 2-1 are evenly spaced.

Specifically, referring to FIG. 3 , the seat frame 1 is composed of several first crossbars 1 - 1 arranged side by side, and the several first crossbars 1 - 1 are evenly spaced.

When the utility model is used, with reference to Fig. 1, when a person sits on the seat frame 1, the arm is naturally placed on the handrail 4, at this time, by manually turning the adjusting rod 5, the adjusting bolt 11 on the movable rod 6 is placed in the adjusting groove 8 Switching between multiple card slots 8-1 inside, the angle between the backrest 2 and the seat frame 1 can be easily adjusted, thereby realizing the switching between sitting and lying functions, meeting people's use needs, and the adjustment is smooth and easy to operate. Simple and easy to use.

Referring to Fig. 8, when the foot rest is not needed, by turning the movable bolt, the support rod 23 can be folded and accommodated to the inner side of the second side plate 17; at the same time, the entire foot rest 3 can be pushed, so that the second side plate 17 can The relative support plate 15 slides in the bar-shaped groove 15-1, and then the foot rest 3 can be stored under the seat frame 1, and the floor space is small.

In summary, the utility model can easily adjust the angle between the backrest and the seat frame through the backrest adjustment mechanism installed on the armrest. demand, simple operation and convenient use.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (9)

1. The back-adjusting frog chair is characterized by comprising a seat frame (1), a backrest (2) arranged at the rear end of the seat frame (1) and a foot rest part (3) arranged at the front end of the seat frame (1);

armrests (4) are symmetrically arranged on two side edges of the seat frame (1), backrest adjusting mechanisms are arranged on the armrests (4) and are used for adjusting included angles between the backrest (2) and the seat frame (1);

a foot support frame for supporting the seat frame (1) is arranged below the seat frame (1), and the foot support frame is fixedly connected with the backrest adjusting mechanism;

a foot rest for supporting the foot rest (3) is arranged below the foot rest (3), and the foot rest can be folded and is stored below the seat frame (1) together with the foot rest (3);

the backrest adjusting mechanism comprises an adjusting rod (5) connected with armrests (4) at two sides, a backrest supporting frame connected with the rear end part of the adjusting rod (5) and a movable rod (6) connected with the front end part of the adjusting rod (5), wherein the movable rods (6) at two sides are connected through a first connecting rod (7); an adjusting groove (8) is formed in the joint of the front end part of the adjusting rod (5) and the movable rod (6), and at least two clamping grooves (8-1) are formed in the adjusting groove (8); the utility model discloses a movable rod, including movable rod (6), adjusting groove (8), draw-in groove (8-1) are run through to adjusting bolt (11), the bottom of movable rod (6) is connected with ground support, the outside on the top of movable rod (6) is equipped with an otic placode (9), the bottom of otic placode (9) is connected with movable rod (6) through fixed plate (10), between movable rod (6) and otic placode (9) are located in adjusting groove (8), be equipped with an adjusting bolt (11) on otic placode (9), adjusting bolt (11) run through draw-in groove (8-1) and are connected with movable rod (6).

2. The back-adjusted frog chair according to claim 1, wherein the back-rest support frame is arranged on the back of the back rest (2), the back-rest support frame is rectangular, the back-rest support frame is composed of an upper plate (12), a lower plate (13) and two first side plates (14) for connecting the upper plate (12) and the lower plate (13), two end parts of the upper plate (12) are fixedly connected with the adjusting rods (5), and two end parts of the lower plate (13) are connected with the foot supporting frames.

3. The back-adjusted frog chair according to claim 2, wherein the foot support frame comprises support plates (15) symmetrically arranged on two sides of the seat frame (1), the support plates (15) are obliquely arranged, the rear ends of the support plates (15) extend to the rear end part of the backrest (2) and are supported on the ground, the front ends of the support plates (15) extend to the connection part with the foot rest part (3), the front ends of the support plates (15) are connected with the middle position of the movable rod (6), and the rear end parts between the support plates (15) on two sides are connected through second connecting rods (16).

4. A back-adjusted frog chair according to claim 3, wherein a groove (15-1) is provided in the inner side wall of the support plate (15) at the junction with the leg rest (3) on each side to the rear end.

5. The back-adjusting frog chair according to claim 1, wherein the foot rest comprises second side plates (17) symmetrically arranged at two sides of the foot rest part (3), one end of the second side plate (17) connected with the supporting plate (15) is movably connected with the strip-shaped groove (15-1) through a movable piece (18), so that the second side plate (17) can slide back and forth in the strip-shaped groove (15-1) relative to the supporting plate (15);

the front end part of the second side plate (17) is connected with a supporting rod (23), the top of the supporting rod (23) is connected with the inner side of the second side plate (17), the bottom of the supporting rod (23) is supported on the ground, and the two supporting rods (23) are connected through a third connecting rod (19).

6. A back-adjusted frog chair according to claim 3, characterized in that the outer side of the armrest (4) on one side is provided with a cup holder (20), the junction of the support plate (15) and the movable rod (6) is provided with three connecting bolts (21), and the three connecting bolts (21) are distributed in a triangle shape.

7. The back-adjusting frog chair according to claim 1, wherein the backrest (2) is composed of a plurality of side-by-side vertical bars (2-1), and the plurality of vertical bars (2-1) are uniformly distributed at intervals.

8. A back-adjusted frog chair according to claim 1, wherein the seat frame (1) consists of a plurality of first cross bars (1-1) arranged side by side, the plurality of first cross bars (1-1) being evenly spaced.

9. The back-adjusted frog chair according to claim 1, wherein the foot rest part (3) consists of a plurality of second cross bars (3-1) arranged side by side, and the plurality of second cross bars (3-1) are uniformly distributed at intervals; the front end of the foot rest part (3) is provided with a baffle plate (22).

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