CN219229416U - Reclining chair with adjustable backrest - Google Patents
Reclining chair with adjustable backrest Download PDFInfo
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- CN219229416U CN219229416U CN202223305342.3U CN202223305342U CN219229416U CN 219229416 U CN219229416 U CN 219229416U CN 202223305342 U CN202223305342 U CN 202223305342U CN 219229416 U CN219229416 U CN 219229416U
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- foot rest
- crown gear
- seat
- back plate
- rod
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Abstract
The utility model provides a reclining chair with an adjustable backrest, which comprises a seat, a front foot rest, a rear foot rest, a back plate and a handrail mechanism, wherein the front foot rest is rotatably arranged at the front end of the seat, the rear foot rest and the back plate are rotatably arranged at the rear end of the seat, the movable joint of the front foot rest and the seat, the movable joint of the rear foot rest and the seat and the movable joint of the back plate and the seat are respectively provided with an angle adjusting mechanism, the handrail mechanism is respectively and movably connected with the seat and the back plate, the relative positions of the front foot rest, the rear foot rest and the back plate are adjusted through the adjusting mechanisms at all positions, the whole reclining chair can be stored and unfolded, the advantage of small occupied space during storage is realized, the front foot rest part can be attached to leg parts of a human body through the angle adjustment of the front foot rest after the back plate is adjusted, and then the inclination angle of the whole reclining chair is adjusted through the angle adjustment of the rear foot rest, so that the comfort level of a user in using the reclining chair is improved.
Description
Technical Field
The utility model relates to the technical field of chairs, in particular to a reclining chair with an adjustable backrest.
Background
Folding deck chairs are used by more families because of the advantages of folding property, small occupied space, convenience in collection and carrying and the like, the existing folding deck chairs are various in variety and complex in structure, the deck chairs are mainly provided with a backrest with a longer length for improving the stability of the deck chairs in lying, the long rear support legs are easy to cause the large volume of the deck chairs in folding, the transportation is inconvenient, the existing deck chairs are generally only provided with the backrest for angle adjustment, the inclination of the whole deck chair is difficult to adjust, foot rest parts of the deck chairs are not easy to fit with a human body, the comfort level in the using process of the deck chairs is low, and the customer demands are difficult to meet.
Disclosure of Invention
The utility model aims to solve the problems of the prior art by providing a reclining chair with an adjustable backrest.
The present utility model provides a back-adjustable recliner comprising:
the seat comprises a seat body, wherein a front foot rest is rotatably arranged at the front end of the seat body, and a rear foot rest and a back plate are rotatably arranged at the rear end of the seat body;
the adjusting mechanism comprises an installation rod, a crown gear, a spring and an elastic piece, wherein the installation rod is fixedly installed on the seat plate, the crown gear is movably installed on the installation rod, the crown gear cannot rotate relative to the installation rod, the crown gear is arranged on the front foot rest, the rear foot rest and the backboard, the spring is sleeved on the installation rod, the spring can push the crown gear to enable the crown gear to be meshed with the crown gear, the elastic piece is arranged on the installation rod, and the elastic piece can adjust the moving range of the crown gear relative to the crown gear to match with the spring to adjust the meshing state of the crown gear and the crown gear.
Preferably, the left and right sides of seat front end all is provided with the axostylus axostyle, preceding foot rest rotates to be installed on the axostylus axostyle, the left and right sides of seat rear end all is provided with the bull stick, backplate both sides with back foot rest both sides all are provided with bull stick normal running fit's perforation, the bull stick passes in proper order the backplate with back foot rest, one of them be provided with on the bull stick the crown fluted disc is located another be provided with on the back foot rest of bull stick department the crown fluted disc.
Preferably, the elastic piece is a sleeve, the sleeve is in threaded fit with the mounting rod, and an annular abutting part for abutting against the crown gear is arranged on the sleeve.
Preferably, the crown gear is provided with a protruding portion, the installation rod is provided with sliding grooves for the protruding portion to move and install, the periphery of the installation rod is sleeved with an abutting ring for the sleeve to push, and the protruding portion penetrates through the sliding grooves and is connected with the abutting ring.
Preferably, the seat plate is provided with a handrail mechanism, the handrail mechanism comprises a folding rod and a handrail frame, one end of the folding rod is hinged with one end of the handrail frame, the other end of the folding rod is hinged with the seat plate, and the other end of the handrail frame is hinged with the back plate.
Preferably, the front foot rest, the seat plate and the back plate are all curved surfaces on the upward side when being unfolded.
Preferably, a headrest is arranged on the back plate.
Compared with the prior art, the utility model has the following beneficial effects:
the storage and the unfolding of the whole deck chair can be realized by adjusting the relative positions of the front foot rest, the rear foot rest and the back plate through the adjusting mechanisms at all positions, the folding and unfolding chair has the advantage of small occupied space during storage, the front foot rest part can be attached to the leg and foot parts of a human body through angle adjustment of the front foot rest after the back plate is adjusted to an angle, and then the inclination angle of the whole deck chair is adjusted through angle adjustment of the rear foot rest, so that the folding and unfolding chair is beneficial to improving the comfort level of a user when using the deck chair.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only preferred embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic view of a connection between a seat plate, a front foot rest, a rear foot rest and a back plate according to an embodiment of the present utility model;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is an enlarged view at B in FIG. 2;
FIG. 5 is a left isometric view of a rear foot rest and a back plate when installed in accordance with an embodiment of the utility model;
FIG. 6 is an exploded view of FIG. 5;
FIG. 7 is a right isometric view of a rear foot rest and a back plate when installed in accordance with an embodiment of the utility model;
FIG. 8 is an exploded view of FIG. 7;
fig. 9 is a schematic view of a structure of a handrail frame according to an embodiment of the present utility model.
In the figure, 1-seat; 11-a shaft lever; 12-rotating rod; 2-a front foot rest; 3-a rear foot rest; 4-a back plate; 41-headrest; 5-an adjusting mechanism; 51-mounting a rod; 52-a crown disk; 53-crown gear; 531-bosses; 54-springs; 55-elastic members; 551-annular abutment; 6-armrest mechanism; 61-folding the rod; 62-armrest frame; 7-chute.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Example 1:
referring to fig. 1-9, the present utility model provides a back-adjustable recliner comprising:
the seat plate 1, the front end of the seat plate 1 is rotatably provided with a front foot rest 2, and the rear end of the seat plate 1 is rotatably provided with a rear foot rest 3 and a back plate 4;
the adjusting mechanism 5 is arranged at the movable joint of the front foot rest 2 and the seat plate 1, the movable joint of the rear foot rest 3 and the seat plate 1 and the movable joint of the back plate 4 and the seat plate 1, the adjusting mechanism 5 comprises an installation rod 51, a crown gear 52, a crown gear 53, a spring 54 and an elastic piece 55, the installation rod 51 is fixedly installed on the seat plate 1, the crown gear 53 is movably installed on the installation rod 51, the crown gear 53 can not rotate relative to the installation rod 51, the crown gear 52 is arranged on the front foot rest 2, the rear foot rest 3 and the back plate 4, the spring 54 is sleeved on the installation rod 51, the spring 54 can push the crown gear 53 to enable the crown gear 53 to be meshed with the crown gear 52, the elastic piece 55 is arranged on the installation rod 51, and the elastic piece 55 can adjust the moving range of the crown gear 53 relative to the crown gear 52 to match the spring 54 to adjust the meshing state of the crown gear 53 and the crown gear 52.
The storage and the unfolding of the whole deck chair can be realized by adjusting the relative positions of the front foot rest 2, the rear foot rest 3 and the back plate 4 through the adjusting mechanisms 5 at each position, the advantage of small occupied space during storage is realized, the front foot rest 2 can be partially attached to the leg and foot parts of a human body through the angle adjustment of the front foot rest 2 after the back plate 4 is adjusted, and then the inclination angle of the whole deck chair is adjusted through the angle adjustment of the rear foot rest 3, so that the comfort level of a user when using the deck chair is improved is facilitated.
Specifically, the left and right sides of seat 1 front end all is provided with axostylus axostyle 11, and preceding foot rest 2 rotates and installs on axostylus axostyle 11, and the left and right sides of seat 1 rear end all is provided with bull stick 12, and backplate 4 both sides and back foot rest 3 both sides all are provided with the perforation with bull stick 12 normal running fit, and bull stick 12 passes backplate 4 and back foot rest 3 in proper order, is provided with the fluted disc 52 on one of them bull stick 12, is provided with the fluted disc 52 on the back foot rest 3 that is located another bull stick 12 department.
Specifically, the elastic member 55 is a sleeve, which is in threaded engagement with the mounting rod 51, and is provided with an annular abutment 551 for abutting against the crown gear 53.
Specifically, the inner ring and the outer ring of the crown gear 53 are provided with protruding portions 531, and the mounting rod 51 are provided with sliding grooves 7 for moving and mounting the protruding portions 531. The crown gear 53 is allowed to move only with respect to the mounting lever 51 and is not allowed to rotate with respect to the mounting lever 51 and the mounting lever 51 by the engagement of the boss 531 with the groove.
Working principle: when the front foot rest 2 is required to be subjected to angle adjustment, the sleeve is driven to rotate by the rotating handle, the annular abutting part 551 is driven to be away from the crown gear 53 by the sleeve under the action of threads, the crown gear 53 at the moment is meshed with the crown gear 52 on the front foot rest 2 under the action of the elasticity of the spring 54, the front foot rest 2 is driven to rotate relative to the seat 1 manually at the moment, in the rotating process of the front foot rest 2, the crown gear 52 on the front foot rest 2 and the tooth teeth of the crown gear 53 form inclined plane guiding coordination, the crown gear 53 is driven to move along the mounting rod 51 and away from the crown gear 52, and when the next tooth slot of the crown gear 52 rotates to be aligned with the tooth teeth of the crown gear 53, the spring 54 pushes the crown gear 53 to enable the crown gear 53 to be meshed with the crown gear 52, so that an elastic clamping structure is formed, the front foot rest 2 is not easy to rotate under the action of non-external force, and the user can conveniently and self-define the angle of the front foot rest 2; after the angle of the front foot rest 2 is adjusted, the handle is reversed to drive the sleeve to drive the annular abutting part 551 to be close to the crown gear 53 and drive the crown gear 53 to be tightly meshed with the crown gear 52, the crown gear 53 is tightly clamped through the crown gear 52 to fix the front foot rest 2, and the angle adjustment work of the front foot rest 2 can be completed.
The angle adjustment principle of the rear foot rest 3 and the back plate 4 relative to the seat plate 1 is the same as that of the front foot rest 2, and is not described in detail here.
Example 2:
referring to fig. 1 to 9, in combination with the technical solution of embodiment 1, in this embodiment, a seat 1 is provided with a armrest mechanism 6, the armrest mechanism 6 includes a folding bar 61 and an armrest frame 62, one end of the folding bar 61 is hinged to one end of the armrest frame 62, the other end of the folding bar 61 is hinged to the seat 1, and the other end of the armrest frame 62 is hinged to the back plate 4. Because the folding rod 61, the armrest frame 62, the seat board 1 and the back board 4 form a four-bar mechanism, when the angle between the back board 4 and the seat board 1 changes, the folding rod 61 and the armrest frame 62 can be adaptively adjusted to the position so that a user can more conveniently put hands on the armrest frame 62 under the condition of various angles of the seat board 1, and the comfort level of the user using the reclining chair is further improved.
Specifically, the front foot rest 2, the seat board 1 and the back board 4 are all curved surfaces on the upward side when being unfolded. Through the design of curved surface, make preceding foot rest 2, seat 1 and backplate 4 can correspond respectively and laminate human leg foot, buttock and waist and play effectual support, do benefit to improvement user experience.
Specifically, the back plate 4 is provided with a headrest 41.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the disclosed technology. Therefore, any modification, equivalent variation and modification of the above embodiments according to the technology of the present utility model fall within the protection scope of the present utility model.
Claims (7)
1. A back-adjustable recliner comprising:
the seat comprises a seat body, wherein a front foot rest is rotatably arranged at the front end of the seat body, and a rear foot rest and a back plate are rotatably arranged at the rear end of the seat body;
the adjusting mechanism comprises an installation rod, a crown gear, a spring and an elastic piece, wherein the installation rod is fixedly installed on the seat plate, the crown gear is movably installed on the installation rod, the crown gear cannot rotate relative to the installation rod, the crown gear is arranged on the front foot rest, the rear foot rest and the backboard, the spring is sleeved on the installation rod, the spring can push the crown gear to enable the crown gear to be meshed with the crown gear, the elastic piece is arranged on the installation rod, and the elastic piece can adjust the moving range of the crown gear relative to the crown gear to match with the spring to adjust the meshing state of the crown gear and the crown gear.
2. A back adjustable recliner as claimed in claim 1 wherein:
the seat comprises a seat body, wherein a seat cover is arranged on the seat body, a seat cover is arranged on the seat cover, a shaft lever is arranged on the left side and the right side of the front end of the seat body, a front foot rest is rotatably installed on the shaft lever, rotating rods are arranged on the left side and the right side of the rear end of the seat body, holes for rotating and matching the rotating rods are formed in the two sides of the back plate and the two sides of the rear foot rest, the rotating rods sequentially penetrate through the back plate and the rear foot rest, a crown gear disc is arranged on one of the rotating rods, and a crown gear disc is arranged on the rear foot rest at the position of the other rotating rod.
3. A back adjustable recliner as claimed in claim 2 wherein:
the elastic piece is a sleeve, the sleeve is in threaded fit with the mounting rod, and an annular abutting part for abutting against the crown gear is arranged on the sleeve.
4. A back adjustable recliner according to claim 3 wherein:
the crown gear is provided with protruding portions, the installation rods are provided with sliding grooves for the protruding portions to move and install, the periphery of each installation rod is sleeved with an abutting ring for the sleeve to push, and the protruding portions penetrate through the sliding grooves and are connected with the abutting rings.
5. A back adjustable recliner as claimed in claim 1 wherein:
the seat is provided with a handrail mechanism, the handrail mechanism comprises a folding rod and a handrail frame, one end of the folding rod is hinged with one end of the handrail frame, the other end of the folding rod is hinged with the seat, and the other end of the handrail frame is hinged with the back plate.
6. A back adjustable recliner as claimed in claim 1 wherein:
the upward side of the front foot rest, the seat plate and the back plate is a curved surface when the back plate is unfolded.
7. A back adjustable recliner as claimed in claim 1 wherein:
a headrest is arranged on the backboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223305342.3U CN219229416U (en) | 2022-12-09 | 2022-12-09 | Reclining chair with adjustable backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223305342.3U CN219229416U (en) | 2022-12-09 | 2022-12-09 | Reclining chair with adjustable backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219229416U true CN219229416U (en) | 2023-06-23 |
Family
ID=86805628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223305342.3U Active CN219229416U (en) | 2022-12-09 | 2022-12-09 | Reclining chair with adjustable backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219229416U (en) |
-
2022
- 2022-12-09 CN CN202223305342.3U patent/CN219229416U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |