CN210446267U

CN210446267U - Reclining chair with adjustable backrest

Info

Publication number: CN210446267U
Application number: CN201921477194.9U
Authority: CN
Inventors: 唐锐; 刘喜来
Original assignee: Foshan City Shunde District Mei Ito Furniture Industry Co Ltd
Current assignee: Foshan City Shunde District Mei Ito Furniture Industry Co Ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-05-05
Anticipated expiration: 2029-09-05

Abstract

The utility model relates to a deck chair of adjustable back, including chassis, chair frame and back frame of lying, install the chair cloth of lying on chair frame and the back frame, the chair frame is fixed on the chassis, back frame and chair frame are articulated, be equipped with the adjusting part who is used for adjusting back frame rotation range between back frame and the chassis. The angle of the backrest and the angle of the reclining chair frame can be adjusted according to actual needs by adjusting the rotation of the backrest frame, so that the backrest chair has strong practicability and good comfort.

Description

Reclining chair with adjustable backrest

Technical Field

The utility model belongs to the technical field of the deck chair technique and specifically relates to a deck chair of adjustable back is related to.

Background

The deck chair is furniture commonly used in daily life of people, and is widely applied to the fields of hospital accompanying and attending, noon break, outdoor leisure and the like because the deck chair can be more relaxed than a common chair. The common deck chair comprises a first frame, a chair frame and a backrest frame, wherein the chair frame and the backrest frame are provided with chair cloth, the chair frame and the backrest frame are fixed on a bottom frame, the chair frame and the backrest frame are integrally formed, and the angle of the backrest cannot be adjusted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a reclining chair with an adjustable backrest, the angles of the backrest and the reclining chair frame can be adjusted.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a deck chair of adjustable back, includes chassis, chair frame and back frame of lying, install the chair cloth of lying on chair frame and the back frame, chair frame and the back frame of lying are fixed at the chassis, back frame and deck chair frame are articulated, be equipped with the adjusting part who is used for adjusting back frame rotation range between back frame and the chassis.

Through adopting above-mentioned technical scheme, the chassis provides the support for lying chair frame and back frame, and the people lies on the chair cloth of lying chair frame and back frame, and back frame and deck chair frame are articulated for the back frame can rotate round deck chair frame, and adjusting part provides the support for back frame, and through the rotation of adjusting back frame, and then can adjust the angle of back and chair frame of lying according to actual need, has stronger practicality.

The utility model discloses further set up to: the adjusting part comprises a U-shaped rod and a clamping groove, the U-shaped rod is hinged to the backrest frame, a supporting rod is fixed on the underframe, a connecting seat is fixed on the supporting rod, the clamping groove is formed in the connecting seat, the clamping groove is provided with a plurality of, the clamping grooves are arranged on the connecting seat along the length direction of the underframe, and the U-shaped rod and the clamping groove are matched and connected.

Through adopting above-mentioned technical scheme, U type pole card is at the draw-in groove, and the rigidity of U type pole, and then provides the support to the back frame. The U-shaped rod is rotated and clamped in different clamping grooves, so that the angles of the backrest and the deck chair frame can be adjusted, and the height of the backrest frame can be adjusted.

The utility model discloses further set up to: the opening direction of the clamping groove is inclined to the direction of the deck chair frame.

Through adopting above-mentioned technical scheme, when U type pole card was in the draw-in groove, U type pole was the tilt state, and the open-ended incline direction of draw-in groove is the same with the incline direction of U type pole, enables the pressure on the U type pole and distributes in the bottom of draw-in groove more evenly, supports stably.

The utility model discloses further set up to: the adjusting part comprises a telescopic rod, the telescopic rod comprises a first connecting pipe, a second connecting pipe and a third connecting pipe, the first connecting pipe is sleeved with the second connecting pipe and is connected with the second connecting pipe in a sliding mode, the first connecting pipe is hinged to the chassis, the second connecting pipe is sleeved with the third connecting pipe and is connected with the third connecting pipe in a sliding mode, a rack is fixed in the first connecting pipe, the end portion of the second connecting pipe is connected with a gear in a rotating mode, the gear is connected with a rack in a meshing mode, a tooth sheet is fixed to the end portion of the third connecting pipe, the tooth sheet is connected with the gear in a meshing mode, the third connecting pipe is hinged to a back frame, and a fixing piece used for fixing the third connecting pipe is arranged on the.

Through adopting above-mentioned technical scheme, loosen the mounting, the third connecting pipe slides, and the corresponding emergence of tine is removed, and the tine drives gear revolve, and the gear drives the rack and removes, and first connecting pipe takes place to remove, and then can change the length of telescopic link. The locking fixing assembly, the second connecting pipe and the third connecting pipe are fixed, the position of the tooth sheet relative to the second connecting pipe is fixed, the gear cannot rotate, the rack cannot move, and the length of the telescopic rod is fixed. The telescopic link both ends are articulated with chassis, back frame respectively, can adjust the angle of back and lying chair frame through changing the length of telescopic link, and the telescopic link after the fixed length can provide the support for the back frame.

The utility model discloses further set up to: the mounting is the gag lever post, the gag lever post wear to locate the second connecting pipe and with second connecting pipe sliding connection, the cover is equipped with the spring on the gag lever post, the one end and the gag lever post fixed connection of spring, the lateral wall fixed connection of the other end and second connecting pipe, the lateral wall of third connecting pipe is equipped with spacing hole, spacing hole has a plurality ofly, and a plurality of spacing holes are sharp arranges on the third connecting pipe, and the spring was kept away from to the gag lever post tip and spacing hole cooperation joint.

Through adopting above-mentioned technical scheme, the pulling force of spring makes the gag lever post card in spacing downthehole, makes second connecting pipe and third connecting pipe relatively fixed, and the relative second connecting pipe's of tooth piece position is fixed, and the gear can't rotate, and then the rack can't remove, and the length of telescopic link is fixed, through the gag lever post card in different spacing downtheholes, the telescopic link obtains different length.

The utility model discloses further set up to: the inner wall of first connecting pipe is equipped with the mounting groove, be equipped with the spacing groove in the mounting groove, the rack is fixed in the mounting groove, the second connecting pipe is fixed with the spacing piece, stopper and spacing groove sliding connection, gear and stopper rotate to be connected.

Through adopting above-mentioned technical scheme, the stopper slides at the spacing groove and plays spacing effect, and the second connecting pipe can not take place to rotate when sliding on first connecting pipe, and the gear is with rack toothing all the time, and the stopper slides the unable continuation slip in both ends of spacing groove, and the second connecting pipe can not break away from first connecting pipe.

The utility model discloses further set up to: the inner wall of the second connecting pipe is provided with a groove, a lug is fixed on the third connecting pipe, and the lug is connected with the groove in a sliding manner.

Through adopting above-mentioned technical scheme, the lug slides at the recess and plays spacing effect, and the third connecting pipe can not take place to rotate when sliding on the second connecting pipe, and gag lever post and spacing hole make things convenient for the gag lever post card to advance in the spacing hole on same vertical face.

To sum up, the utility model discloses following beneficial effect has: the angle of the backrest and the angle of the reclining chair frame can be adjusted according to actual needs by adjusting the rotation of the backrest frame, so that the backrest chair has strong practicability and good comfort.

Drawings

FIG. 1 is a schematic structural diagram of a reclining chair;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of a reclining chair according to embodiment two;

figure 4 is a cross-sectional view of the telescoping pole.

In the figure: 1. a chassis; 11. a support bar; 12. a connecting seat; 13. a card slot; 2. a reclining chair frame; 3. a backrest frame; 4. a cloth of a reclining chair; 5. a U-shaped rod; 6. a telescopic rod; 61. a first connecting pipe; 62. a second connecting pipe; 63. a third connecting pipe; 64. mounting grooves; 65. a rack; 66. a limiting block; 67. a gear; 68. a tooth sheet; 69. a limiting groove; 7. a limiting rod; 71. a spring; 8. a groove; 9. a bump; 91. and a limiting hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Implementation scheme one

Referring to fig. 1, for the utility model discloses a deck chair of adjustable back, including chassis 1, deck chair frame 2 and back frame 3, install chair cloth 4 on deck chair frame 2 and the back frame 3, the front portion at chassis 1 is fixed in chair frame 2 welded connection, and back frame 3 is located the rear portion of chassis 1, and one side and the deck chair frame 2 of back frame 3 are articulated, are connected with adjusting part between back frame 3 and the chassis 1.

Referring to fig. 1 and 2, the adjusting part includes U-shaped rod 5 and draw-in groove 13, U-shaped rod 5 and back frame 3 are articulated, be fixed with bracing piece 11 on chassis 1, bracing piece 11 is fixed with connecting seat 12, connecting seat 12 has two, two connecting seat 12 parallel welded fastening are on bracing piece 11, draw-in groove 13 is seted up on connecting seat 12, draw-in groove 13 has a plurality of, a plurality of draw-in groove 13 is arranged on connecting seat 12 along the length direction of chassis 1, the opening direction slant of draw-in groove 13 lies chair frame 2 direction, U-shaped rod 5 and draw-in groove 13 cooperation joint.

The implementation principle of the embodiment is as follows: the U-shaped rod 5 is clamped in the clamping groove 13, and the position of the U-shaped rod 5 is fixed, so that the backrest frame 3 is supported. The U-shaped rod 5 is rotated and clamped in different clamping grooves 13 through the U-shaped rod 5, so that the angle of the backrest and the reclining chair frame 2 can be adjusted according to actual needs, and the practicability is high.

Example II

Referring to fig. 3, for the utility model discloses a deck chair of adjustable back, including chassis 1, deck chair frame 2 and back frame 3, install chair cloth 4 on deck chair frame 2 and the back frame 3, the front portion at chassis 1 is fixed in chair frame 2 welded connection, and back frame 3 is located the rear portion of chassis 1, and one side and the deck chair frame 2 of back frame 3 are articulated, are connected with adjusting part between back frame 3 and the chassis 1.

Referring to fig. 3 and 4, the adjusting assembly comprises two telescopic rods 6, and the two telescopic rods 6 are respectively hinged on two sides of the backrest frame 3. The telescopic rod 6 comprises a first connecting pipe 61, a second connecting pipe 62 and a third connecting pipe 63, the first connecting pipe 61 is hinged to the underframe 1, the second connecting pipe 62 is sleeved with the first connecting pipe 61 and is in sliding connection with the second connecting pipe 62, the third connecting pipe 63 is sleeved with the second connecting pipe 62 and is in sliding connection with the third connecting pipe 63, and the third connecting pipe 63 is hinged to the backrest frame 3.

The first connecting pipe 61 is internally provided with a mounting groove 64, the mounting groove 64 is arranged along the length direction of the first connecting pipe 61, the mounting groove 64 has two grooves, the two grooves 64 are symmetrically arranged in the first connecting pipe 61, and the mounting groove 64 is fixed with a rack 65. The end of the second connecting pipe 62 is rotatably connected with two gears 67, and the two gears 67 are respectively meshed with the two racks 65. A tooth plate 68 is fixed at the end of the third connecting pipe 63, the tooth plate 68 is positioned between the two gears 67, and both sides of the tooth plate 68 are respectively meshed with the two gears 67.

The third connecting pipe 63 slides, the tooth plate 68 correspondingly moves, the tooth plate 68 drives the gear 67 to rotate, the gear 67 drives the rack 65 to move, the first connecting pipe 61 moves, the length of the telescopic rod 6 can be changed, and the angle between the backrest and the deck chair frame 2 can be adjusted by changing the length of the telescopic rod 6.

The limiting block 66 slides in the limiting groove 69 to achieve a limiting effect, the second connecting pipe 62 cannot rotate when sliding on the first connecting pipe 61, the gear 67 is always meshed with the rack 65, the limiting block 66 slides to two ends of the limiting groove 69 and cannot slide continuously, and the second connecting pipe 62 cannot be separated from the first connecting pipe 61.

The tip sliding connection that first connecting pipe 61 was kept away from to second connecting pipe 62 has gag lever post 7, and second connecting pipe 62 is worn to locate by gag lever post 7, and the cover is equipped with spring 71 on the gag lever post 7, and spring 71 is in tensile state all the time, spring 71's one end and gag lever post 7 fixed connection, the other end and second connecting pipe 62's lateral wall fixed connection. Spacing hole 91 has been seted up to the lateral wall of third connecting pipe 63, and spacing hole 91 has a plurality ofly, and a plurality of spacing holes 91 are the straight line and arrange on third connecting pipe 63, and spring 71's tip and spacing hole 91 cooperation joint are kept away from to gag lever post 7.

The pulling force of spring 71 makes gag lever post 7 block in spacing hole 91, makes second connecting pipe 62 and third connecting pipe 63 relatively fixed, and the relative second connecting pipe 62's of tooth piece 68 position is fixed, and gear 67 is unable to rotate, and then rack 65 is unable to remove, and the length of telescopic link 6 is fixed, blocks in different spacing hole 91 through gag lever post 7, and telescopic link 6 obtains different length.

The inner wall of the second connecting pipe 62 is provided with a groove 8, the groove 8 is arranged along the length direction of the second connecting pipe 62, a convex block 9 is fixed on the third connecting pipe 63, the convex block 9 is positioned in the groove 8, and the convex block 9 is connected with the groove 8 in a sliding manner.

The lug 9 slides in the groove 8 to play a limiting effect, the third connecting pipe 63 cannot rotate when sliding on the second connecting pipe 62, and the limiting rod 7 and the limiting hole 91 are positioned on the same vertical surface, so that the limiting rod 7 can be conveniently clamped into the limiting hole 91.

The implementation principle of the embodiment is as follows: the gag lever post 7 is pulled up, spring 71 continues to be stretched, gag lever post 7 breaks away from spacing hole 91, slip third connecting pipe 63, the corresponding emergence of tooth piece 68 is removed, tooth piece 68 drives gear 67 and rotates, gear 67 drives rack 65 and removes, first connecting pipe 61 moves relative second connecting pipe 62, loosen gag lever post 7, spring 71's elasticity makes gag lever post 7 block advance spacing hole 91 in, the length of telescopic link 6 is fixed, block into different spacing hole 91 through gag lever post 7, and then change the length of telescopic link 6, adjust the angle of back and deck chair frame 2 through the length that changes telescopic link 6, and has strong practicality.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a deck chair of adjustable back, includes chassis (1), deck chair frame (2) and back frame (3), install chair cloth (4) of lying on chair frame (2) and back frame (3), its characterized in that is fixed on chassis (1) in chair frame (2) of lying: the backrest frame (3) is hinged with the reclining chair frame (2), and an adjusting component for adjusting the rotation range of the backrest frame (3) is arranged between the backrest frame (3) and the underframe (1).

2. A reclining chair according to claim 1, wherein: the adjusting part comprises a U-shaped rod (5) and a clamping groove (13), the U-shaped rod (5) is hinged to a backrest frame (3), a supporting rod (11) is fixed on the chassis (1), a connecting seat (12) is fixed on the supporting rod (11), the clamping groove (13) is arranged on the connecting seat (12), the clamping groove (13) is provided with a plurality of clamping grooves (13), the clamping grooves (13) are arranged on the connecting seat (12) along the length direction of the chassis (1), and the U-shaped rod (5) and the clamping groove (13) are matched and connected in a clamped mode.

3. A reclining chair according to claim 2, wherein: the opening direction of the clamping groove (13) inclines to the direction of the reclining chair frame (2).

4. A reclining chair according to claim 1, wherein: the adjusting component comprises an expansion link (6), the expansion link (6) comprises a first connecting pipe (61), a second connecting pipe (62) and a third connecting pipe (63), the first connecting pipe (61) is sleeved on the second connecting pipe (62) and is in sliding connection with the second connecting pipe (62), the first connecting pipe (61) is hinged to the chassis (1), the second connecting pipe (62) is sleeved on the third connecting pipe (63) and is in sliding connection with the third connecting pipe (63), a rack (65) is fixed in the first connecting pipe (61), a gear (67) is rotatably connected to the end of the second connecting pipe (62), the gear (67) is in meshing connection with the rack (65), a tooth piece (68) is fixed to the end of the third connecting pipe (63), the tooth piece (68) is in meshing connection with the gear (67), and the third connecting pipe (63) is hinged to the backrest frame (3), and a fixing piece for fixing the third connecting pipe (63) is arranged on the second connecting pipe (62).

5. An adjustable back rest recliner as claimed in claim 4, wherein: the mounting is gag lever post (7), gag lever post (7) wear to locate second connecting pipe (62) and with second connecting pipe (62) sliding connection, the cover is equipped with spring (71) on gag lever post (7), the one end and gag lever post (7) fixed connection of spring (71), the lateral wall fixed connection of the other end and second connecting pipe (62), the lateral wall of third connecting pipe (63) is equipped with spacing hole (91), spacing hole (91) have a plurality ofly, and a plurality of spacing holes (91) are the straight line and arrange on third connecting pipe (63), and the tip and spacing hole (91) cooperation joint of spring (71) are kept away from in gag lever post (7).

6. An adjustable back rest recliner as claimed in claim 4, wherein: the inner wall of first connecting pipe (61) is equipped with mounting groove (64), be equipped with spacing groove (69) in mounting groove (64), rack (65) are fixed in mounting groove (64), second connecting pipe (62) are fixed with spacing piece (66), spacing piece (66) and spacing groove (69) sliding connection, gear (67) and spacing piece (66) rotate the connection.

7. An adjustable back rest recliner as claimed in claim 4, wherein: the inner wall of second connecting pipe (62) is equipped with recess (8), be fixed with lug (9) on third connecting pipe (63), lug (9) and recess (8) sliding connection.