Indoor deck chair with detachable back cushion

Abstract

The utility model relates to an indoor deck chair with a detachable back cushion, which is used for solving the problems that an elastic binding rope is generally arranged on the back surface of the back cushion of some indoor deck chairs with detachable back cushions mentioned in the background technology, and the back cushion is mounted on a backup plate by stretching the elastic binding rope to penetrate through the backup plate; however, the back cushion with the elastic binding rope usually slides down along with adjustment of various postures of the user, so that the user needs to manually adjust the position of the back cushion frequently, and the mode is troublesome. Comprising a seat plate and a backup plate rotationally connected with the seat plate, the surface of the side, facing the seat plate, of the backup plate is the front face of the backup plate, and a storage groove is formed in the front face of the backup plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to furniture technical field especially, it is indoor deck chair with detachable back cushion. BACKGROUND

[0002] Deck chair is a kind of furniture that can provide comfortable sitting posture and rest. Indoor deck chair is usually equipped with components such as back cushion to provide more comprehensive support and comfort.

[0003] In the prior art, the back of the back cushion is generally provided with an elastic binding rope, which is threaded through the backrest to install the back cushion on the backrest. However, the back cushion with elastic binding rope usually slides down with the adjustment of various postures of the user, so the user needs to manually adjust the position of the back cushion from time to time, which is troublesome. SUMMARY

[0004] To solve the technical problem that the back of the back cushion of some indoor deck chairs with detachable back cushions mentioned in the background art is generally provided with an elastic binding rope, which is threaded through the backrest to install the back cushion on the backrest, and the back cushion with elastic binding rope usually slides down with the adjustment of various postures of the user, so the user needs to manually adjust the position of the back cushion from time to time, which is troublesome.

[0005] The above technical purpose of the utility model is achieved by the following technical scheme:

[0006] An indoor deck chair with detachable back cushion, comprising a seat plate, a backrest connected to the seat plate, the side surface of the backrest facing the seat plate is the front surface of the backrest, the front surface of the backrest is provided with a storage groove, the inside of the backrest is further provided with a first working cavity and a second working cavity, the first working cavity and the second working cavity are respectively arranged on the left and right sides of the storage groove and are in communication with the storage groove;

[0007] A first rotating shaft parallel to the length direction of the backrest is arranged in the first working cavity, a first bottom block is threadedly connected to the outer periphery of the first rotating shaft, the side wall of the first bottom block abuts against the side wall of the first working cavity, the first bottom block moves along the length direction of the first rotating shaft, a first electric telescopic rod is arranged on the first bottom block, the telescopic end of the first electric telescopic rod faces the storage groove and is provided with a first positioning block;

[0008] The second working cavity is internally provided with a second rotating shaft parallel to the length direction of the backrest, and a second bottom block is threadedly connected to the outer periphery of the second rotating shaft, the side wall of the second bottom block abuts against the side wall of the second working cavity, the second bottom block moves along the length direction of the second rotating shaft, the side wall of the second bottom block is provided with a second electric telescopic rod, the telescopic end of the second electric telescopic rod faces the storage groove and is provided with a second positioning block, and when the first positioning block and the second positioning block are respectively pushed by the telescopic end of the first electric telescopic rod and the telescopic end of the second electric telescopic rod into the storage groove, the first positioning block and the second positioning block are used for being inserted on the back of the back cushion to install the back cushion.

[0009] Working principle:

[0010] When the back cushion is installed, the first rotating shaft and the second rotating shaft are rotated, the first bottom block moves along the length direction of the first rotating shaft, and the second bottom block moves along the length direction of the second rotating shaft, and the first positioning block and the second positioning block are adjusted to appropriate positions.

[0011] Then, the first electric telescopic rod and the second electric telescopic rod are started, the first positioning block is extended out of the first working cavity, the second positioning block is extended out of the second working cavity, the first positioning block and the second positioning block are pushed into the storage groove, and then the first positioning block and the second positioning block are inserted on the back of the back cushion to install the back cushion.

[0012] Beneficial effects:

[0013] 1. By arranging the storage groove, the first working cavity, the second working cavity, the first rotating shaft, the second rotating shaft, the first positioning block and the second positioning block, the positions of the first positioning block and the second positioning block in the storage groove can be changed, the first positioning block and the second positioning block abut against the top of the back cushion after being inserted on the back of the back cushion, the situation that the back cushion slides downward along with the adjustment of various postures of a user is solved, the positions of the first positioning block and the second positioning block determine the position of the back cushion in the storage groove, the purpose of changing the position of the back cushion is achieved, different demands of different users on the placement position of the back cushion are met, and the practicability of the present reclining chair is improved.

[0014] 2. By arranging the first electric telescopic rod and the second electric telescopic rod, the first positioning block can be extended out of or extended into the first working cavity, the second positioning block can be extended out of or extended into the second working cavity, the first positioning block and the second positioning block are hidden, and the first positioning block and the second positioning block do not directly contact the back of a user in the storage groove when the back cushion is not installed, so that the use effect of the user is not affected. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the present utility model embodiment;

[0016] Figure 2For Figure 1 Structure diagram of the structure of removing the back cushion and installing the baffle;

[0017] Figure 3 For Figure 1 Structure diagram of the structure of removing the back cushion;

[0018] Figure 4 For Figure 3 Structure diagram of the cross section of the back plate;

[0019] Figure 5 For Figure 4 Structure diagram of the side surface of the second working cavity;

[0020] Figure 6 For Figure 2 Structure diagram of the back surface of the back cushion.

[0021] In the above drawings: seat plate 1, back plate 2, storage groove 3, first working cavity 4, second working cavity 5, first rotating shaft 6, first bottom block 7, first electric telescopic rod 8, first positioning block 9, first connecting part 901, first extension part 902, first working part 903, second rotating shaft 10, second bottom block 11, second electric telescopic rod 12, second positioning block 13, second connecting part 1301, second extension part 1302, second working part 1303, third electric telescopic rod 14, first connecting block 15, fourth electric telescopic rod 16, second connecting block 17, gear 18, motor 19, transmission shaft 20, first bevel gear 21, second bevel gear 22, baffle 23, back cushion 24, rack 25. DETAILED DESCRIPTION

[0022] The technical solutions in the utility model will be further described below in combination with the drawings and embodiments.

[0023] Embodiment:

[0024] As Figures 2 to 4 , Figure 6 shown, an indoor recliner with a detachable back cushion, comprising a seat plate 1, a back plate 2 rotationally connected with the seat plate 1, the side surface of the back plate 2 facing the seat plate 1 is a back plate 2 front face, the back plate 2 front face is provided with a storage groove 3, the inside of the back plate 2 is further provided with a first working cavity 4 and a second working cavity 5, the first working cavity 4 and the second working cavity 5 are respectively arranged on the left and right sides of the storage groove 3 and are in communication with the storage groove 3;

[0025] The first working cavity 4 is provided with a first rotating shaft 6 parallel to the length direction of the backrest 2, the first rotating shaft 6 is threadedly connected with a first bottom block 7, the side wall of the first bottom block 7 abuts against the side wall of the first working cavity 4, the first bottom block 7 moves along the length direction of the first rotating shaft 6, the first bottom block 7 is provided with a first electric telescopic rod 8, the telescopic end of the first electric telescopic rod 8 faces the storage groove 3 and is provided with a first positioning block 9;

[0026] The second working cavity 5 is provided with a second rotating shaft 10 parallel to the length direction of the backrest 2, the second rotating shaft 10 is threadedly connected with a second bottom block 11, the side wall of the second bottom block 11 abuts against the side wall of the second working cavity 5, the second bottom block 11 moves along the length direction of the second rotating shaft 10, the side wall of the second bottom block 11 is provided with a second electric telescopic rod 12, the telescopic end of the second electric telescopic rod 12 faces the storage groove 3 and is provided with a second positioning block 13, when the first positioning block 9 and the second positioning block 13 are respectively pushed by the telescopic end of the first electric telescopic rod 8 and the telescopic end of the second electric telescopic rod 12 into the storage groove 3, the first positioning block 9 and the second positioning block 13 are used for being inserted into the back of the back cushion 24 to install the back cushion 24, the back cushion 24 comprises an installation part and a working part, the installation part of the back cushion 24 is a "concave" block, the working part of the back cushion 24 is a cotton fabric, the first positioning block 9 and the second positioning block 13 are inserted into the installation part of the back cushion 24 to realize the installation of the back cushion 24.

[0027] By arranging the storage groove 3, the first working cavity 4, the second working cavity 5, the first rotating shaft 6, the second rotating shaft 10, the first positioning block 9 and the second positioning block 13, the positions of the first positioning block 9 and the second positioning block 13 in the storage groove 3 can be changed, when the first positioning block 9 and the second positioning block 13 are inserted into the back of the back cushion 24, the first positioning block 9 and the second positioning block 13 abut against the top of the back cushion 24, so that the position of the back cushion 24 is limited and locked, thereby solving the problem that the back cushion 24 slides downward along with the adjustment of various postures of the user; meanwhile, the positions of the first positioning block 9 and the second positioning block 13 determine the position of the back cushion 24 in the storage groove 3, so that the purpose of changing the position of the back cushion 24 is achieved, thereby adapting to different requirements of different users for the placement position of the back cushion 24 and improving the practicability of the present reclining chair;

[0028] By arranging the first electric telescopic rod 8 and the second electric telescopic rod 12, the first positioning block 9 and the second positioning block 13 can be extended out of or into the first working cavity 4 and the second working cavity 5, so that the first positioning block 9 and the second positioning block 13 are hidden, thereby avoiding the problem that the first positioning block 9 and the second positioning block 13 directly contact the back of the user in the storage groove 3 when the back cushion 24 is not installed, which affects the use effect of the user.

[0029] As Figure 4And Figure 5 As shown in the first bottom block 7 side wall is fixed with the third electric telescopic rod 14, the third electric telescopic rod 14 is arranged in the first working cavity 4, the telescopic end of the third electric telescopic rod 14 is towards the front of the backrest 2, the telescopic end of the third electric telescopic rod 14 is fixedly connected with the first connecting block 15, the first electric telescopic rod 8 is fixedly connected with the first connecting block 15; the second bottom block 11 side wall is fixed with the fourth electric telescopic rod 16, the fourth electric telescopic rod 16 is arranged in the second working cavity 5, the telescopic end of the fourth electric telescopic rod 16 is towards the front of the backrest 2, the telescopic end of the fourth electric telescopic rod 16 is fixedly connected with the second connecting block 17, the second electric telescopic rod 12 is fixedly connected with the second connecting block 17.

[0030] The third electric telescopic rod 14, the fourth electric telescopic rod 16 can drive the first positioning block 9, the second positioning block 13 in the state of the storage groove 3, respectively, to extend out of the storage groove 3, avoid the installation of the back cushion 24 due to the space limitation of the storage groove 3, so as to facilitate the user to insert the first positioning block 9, the second positioning block 13 and the back of the back cushion 24.

[0031] As Figure 3 And Figure 4 As shown in the first positioning block 9 is a special-shaped block, including a first connecting part 901, a first extension part 902, a first working part 903, the first connecting part 901 of the first positioning block 9 is fixedly connected with the telescopic end of the first electric telescopic rod 8; the first extension part 902 of the first positioning block 9 is fixedly connected with the first connecting part 901, the length direction of the first extension part 902 is consistent with the thickness direction of the backrest 2, the first extension part 902 can extend out of the storage groove 3; the first working part 903 of the first positioning block 9 is fixedly connected with the first extension part 902;

[0032] The second positioning block 13 is a special-shaped block, including a second connecting part 1301, a second extension part 1302, a second working part 1303, the second connecting part 1301 of the second positioning block 13 is fixedly connected with the telescopic end of the second electric telescopic rod 12; the second extension part 1302 of the second positioning block 13 is fixedly connected with the second connecting part 1301, the length direction of the second extension part 1302 is consistent with the thickness direction of the backrest 2, the second extension part 1302 can extend out of the storage groove 3; the second working part 1303 of the second positioning block 13 is fixedly connected with the second extension part 1302, the first working part 903 and the second working part 1303 are used for inserting the back of the back cushion 24, and the back cushion 24 is installed.

[0033] As Figure 4As shown, the first rotating shaft 6 and the second rotating shaft 10 are fixedly provided with gears 18 near the outer periphery of the rod section of the seat plate 1, two gears 18 are respectively arranged in the first working cavity 4 and the second working cavity 5, the two gears 18 are connected through a gear rack 25, the gear rack 25 is arranged in the first working cavity 4, the storage groove 3 and the second working cavity 5, the back surface of the backrest 2 is the back surface of the backrest 2, and the back surface of the backrest 2 is provided with a power assembly, and the power assembly is used for extending into the second working cavity 5 to drive the second rotating shaft 10 to rotate.

[0034] By arranging the two gears 18 and the power assembly, the power assembly can drive the first rotating shaft 6 and the second rotating shaft 10 to rotate at the same time, so that the moving tracks of the first positioning block 9 and the second positioning block 13 are synchronized, avoiding the user manually adjusting the positions of the first positioning block 9 and the second positioning block 13 to be consistent, reducing the cumbersome steps, simplifying the operation process, facilitating operation, and improving the working efficiency.

[0035] As shown in the figure, Figures 1 to 5 The power assembly comprises a motor 19, the motor 19 is fixedly arranged on the back surface of the backrest 2, the output end of the motor 19 is connected with a transmission shaft 20, the transmission shaft 20 rotates and penetrates through the back surface of the backrest 2 and penetrates into the second working cavity 5, the outer periphery of the rod section of the transmission shaft 20 arranged in the second working cavity 5 is fixedly provided with a first bevel gear 21, the outer periphery of the rod section of the second rotating shaft 10 near the seat plate 1 is fixedly provided with a second bevel gear 22, the second bevel gear 22 is arranged in the second working cavity 5, and the first bevel gear 21 is engaged with the second bevel gear 22. The motor 19 drives the first positioning block 9 and the second positioning block 13 to move, which is mechanical and automatic, and is convenient to operate.

[0036] As shown in the figure, Figure 1 The storage groove 3 is provided with a baffle 23, the side surface of the baffle 23 facing the storage groove 4 is provided with a strip-shaped groove, the strip-shaped groove is arranged to provide space for the gear rack 25, so as to prevent the gear rack 25 from being directly contacted with the side wall of the baffle 23 and affecting the normal work of the gear rack 25. The arrangement of the baffle 23 can prevent the direct contact between the components in the storage groove 3 and the user when the backrest 24 is not installed on the present recliner, so as to avoid the hair, skin and clothes being entangled by the gear rack 25, and the recessed space of the storage groove 3 affecting the experience of the user; and the back surface of the backrest 2 is provided with a penetrating hole, the penetrating hole is communicated with the storage groove 4, so that when the baffle 23 needs to be taken out from the storage groove 4, the baffle 23 is pushed away from the storage groove 4 by penetrating a plug rod in the penetrating hole.

[0037] Working principle:

[0038] When installing the back cushion 24, the motor 19 is started, the motor 19 drives the transmission shaft 20 to rotate, the transmission shaft 20 drives the first bevel gear 21 to rotate, the first bevel gear 21 drives the second bevel gear 22, the second rotating shaft 10 and the gear 18 connected with the second rotating shaft 10 to rotate, the gear 18 connected with the second rotating shaft 10 drives the other gear 18 and the first rotating shaft 6 to rotate, thereby synchronously driving the first bottom block 7 to move along the length direction of the first rotating shaft 6 and the second bottom block 11 to move along the length direction of the second rotating shaft 10, and adjusting the first positioning block 9 and the second positioning block 13 to appropriate positions;

[0039] Then the first electric telescopic rod 8 and the second electric telescopic rod 12 are started, the telescopic end of the first electric telescopic rod 8 pushes the first positioning block 9 to extend out of the first working cavity 4 and extend into the storage groove 3, and the telescopic end of the second electric telescopic rod 12 pushes the second positioning block 13 to extend out of the second working cavity 5 and extend into the storage groove 3, so that the first extension part 902 and the first working part 903 of the first positioning block 9 are arranged in the storage groove 3, and the second extension part 1302 and the second working part 1303 of the second positioning block 13 are arranged in the storage groove 3;

[0040] Then the third electric telescopic rod 14 and the fourth electric telescopic rod 16 are started, the telescopic end of the third electric telescopic rod 14 pushes the first connecting part 901 of the first positioning block 9 to move in the first working cavity 4 close to the front face of the backrest 2, so that the first extension part 902 and the first working part 903 of the first positioning block 9 extend out of the storage groove 3, and the telescopic end of the fourth electric telescopic rod 16 pushes the second connecting part 1301 of the second positioning block 13 to move in the second working cavity 5 close to the front face of the backrest 2, so that the second extension part 1302 and the second working part 1303 of the second positioning block 13 extend out of the storage groove 3;

[0041] Then the first positioning block 9 and the second positioning block 13 are inserted into the back cushion 24, the top of the back cushion 24 abuts against the first positioning block 9 and the second positioning block 13, the third electric telescopic rod 14 and the fourth electric telescopic rod 16 are started again to make the back cushion 24 extend into the storage groove 4, thereby installing the back cushion 24, and the whole operation is completed.

[0042] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting, although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the technical solutions of the present application, which should be covered in the scope of the claims of the present application.

Claims

1. An indoor recliner with a removable backrest, comprising a seat (1) and a backrest (2) rotatably connected to the seat (1), characterized in that: The side surface of the backrest (2) facing the seat plate (1) is the front of the backrest (2). The front of the backrest (2) is provided with a storage groove (3). The backrest (2) is also provided with a first working cavity (4) and a second working cavity (5). The first working cavity (4) and the second working cavity (5) are respectively located on the left and right sides of the storage groove (3) and are connected to the storage groove (3). The first working cavity (4) is provided with a rotatable first rotating shaft (6) parallel to the length direction of the back plate (2). The outer circumference of the first rotating shaft (6) is threaded with a first bottom block (7). The side wall of the first bottom block (7) abuts against the side wall of the first working cavity (4). The first bottom block (7) moves along the length direction of the first rotating shaft (6). The first bottom block (7) is provided with a first electric telescopic rod (8). The telescopic end of the first electric telescopic rod (8) faces the storage groove (3) and is provided with a first positioning block (9). The second working cavity (5) is provided with a rotatable second shaft (10) parallel to the length direction of the backrest (2). The second shaft (10) is threadedly connected to a second bottom block (11). The side wall of the second bottom block (11) abuts against the side wall of the second working cavity (5). The second bottom block (11) moves along the length direction of the second shaft (10). The side wall of the second bottom block (11) is provided with a second electric telescopic rod (12). The telescopic end of the second electric telescopic rod (12) faces the storage slot (3) and is provided with a second positioning block (13). When the first positioning block (9) and the second positioning block (13) are pushed into the storage slot (3) by the telescopic end of the first electric telescopic rod (8) and the telescopic end of the second electric telescopic rod (12) respectively, the first positioning block (9) and the second positioning block (13) are used to insert into the back of the cushion (24) to install the cushion (24).

2. The indoor recliner with a removable backrest according to claim 1, characterized in that: A third electric telescopic rod (14) is fixedly provided on the side wall of the first base block (7). The third electric telescopic rod (14) is located in the first working cavity (4). The telescopic end of the third electric telescopic rod (14) faces the front of the back plate (2). The telescopic end of the third electric telescopic rod (14) is fixedly connected to the first connecting block (15). The first electric telescopic rod (8) is fixedly connected to the first connecting block (15). A fourth electric telescopic rod (16) is fixedly provided on the side wall of the second base block (11). The fourth electric telescopic rod (16) is located in the second working cavity (5). The telescopic end of the fourth electric telescopic rod (16) faces the front of the back plate (2). The telescopic end of the fourth electric telescopic rod (16) is fixedly connected to the second connecting block (17). The second electric telescopic rod (12) is fixedly connected to the second connecting block (17).

3. An indoor recliner with a removable backrest according to claim 2, characterized in that: The first positioning block (9) is an irregularly shaped block, including a first connecting part (901), a first extension part (902), and a first working part (903). The first connecting part (901) of the first positioning block (9) is fixedly connected to the telescopic end of the first electric telescopic rod (8). The first extension part (902) of the first positioning block (9) is fixedly connected to the first connecting part (901). The length direction of the first extension part (902) is consistent with the thickness direction of the backing plate (2). The first extension part (902) can extend out of the storage slot (3). The first working part (903) of the first positioning block (9) is fixedly connected to the first extension part (902). The second positioning block (13) is an irregularly shaped block, including a second connecting part (1301), a second extension part (1302), and a second working part (1303). The second connecting part (1301) of the second positioning block (13) is fixedly connected to the telescopic end of the second electric telescopic rod (12). The second extension part (1302) of the second positioning block (13) is fixedly connected to the second connecting part (1301). The length direction of the second extension part (1302) is consistent with the thickness direction of the backrest (2). The second extension part (1302) can extend out of the storage slot (3). The second working part (1303) of the second positioning block (13) is fixedly connected to the second extension part (1302). The first working part (903) and the second working part (1303) are used to insert into the back of the cushion (24) to install the cushion (24).

4. An indoor recliner with a removable backrest according to claim 1, characterized in that: Gears (18) are fixed on the outer periphery of the rod segments of the first rotating shaft (6) and the second rotating shaft (10) near the seat plate (1). The two gears (18) are respectively located in the first working cavity (4) and the second working cavity (5). The two gears (18) are connected by a rack (25). The rack (25) is located in the first working cavity (4), the storage groove (3), and the second working cavity (5). The side surface of the back plate (2) away from the seat plate (1) is the back of the back plate (2). A power assembly is provided on the back of the back plate (2). The power assembly is used to extend into the second working cavity (5) to drive the second rotating shaft (10) to rotate.

5. An indoor recliner with a removable backrest according to claim 4, characterized in that: The power assembly includes a motor (19), which is fixedly mounted on the back of the back plate (2). The output end of the motor (19) is connected to a transmission shaft (20). The transmission shaft (20) rotates through the back of the back plate (2) and enters the second working cavity (5). A first bevel gear (21) is fixedly mounted on the outer periphery of the rod segment of the transmission shaft (20) in the second working cavity (5). A second bevel gear (22) is fixedly mounted on the outer periphery of the rod segment of the second rotating shaft (10) near the seat plate (1). The second bevel gear (22) is located in the second working cavity (5). The first bevel gear (21) meshes with the second bevel gear (22).

6. An indoor recliner with a removable backrest according to claim 1, characterized in that: A baffle (23) is snapped into the storage slot (3).

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