Semi-lying tablet chair for noon break

Abstract

The utility model discloses a semi-lying tablet chair for noon break, which belongs to the technical field of student appliances, and comprises a headrest, a back plate, a vertical connecting frame, an overturning assembly, a horizontal connecting frame, a supporting piece, connecting rods, a supporting assembly and a seat plate, the connecting rods are arranged in pairs, the end parts of the connecting rods are provided with supporting legs, the supporting legs are arranged on the horizontal plane, the supporting piece is arranged at the upper ends of the two connecting rods, and the overturning assembly is arranged on the back plate. The bottom end of the horizontal connecting frame is in transmission connection with the upper end of the supporting piece, the rear end of the horizontal connecting frame is connected with one end of the overturning assembly, the vertical connecting frame is installed above the other end of the overturning assembly, the seat plate is installed at the upper end of the horizontal connecting frame, the supporting assembly is installed on the lower side of the front end of the seat plate, and the back plate is installed at the front end of the vertical connecting frame. And the other end of the supporting rod is connected to the back-end upper part of the backboard. The problems that in the prior art, due to the fact that any angle cannot be adjusted and leg supports cannot be prevented from sliding down, the comfort degree is poor, and the application range is small are solved. And the universality of the tablet chair is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of student appliances, in particular to a semi-lying chair for lunch break. Background Art

[0002] For many schools, because the lunch break is short and parents are unable to pick up their children at noon due to work, many schools now provide chairs with reclining effects for students to take a nap.

[0003] For the existing classroom chairs, most of them adopt the step-by-step adjustment of the rotation angle of the backrest, and the step-by-step adjustment angle is fixed, which results in most students feeling uncomfortable after the chair is laid down. Moreover, many of them do not have leg support, which makes it easy for them to slide down when taking a break. Most of the classroom chairs with leg support are used in conjunction with the backrest adjustment, which results in the leg support still not being able to prevent students with longer legs from sliding down.

[0004] Therefore, how to provide a semi-reclining chair for lunch break to solve the problem of poor comfort and versatility of existing chairs is a technical problem that needs to be solved urgently by technical personnel in this field. Summary of the invention

[0005] To this end, the utility model provides a semi-reclining chair for lunch break, so as to solve the problems in the prior art of poor comfort and small application range caused by the inability to adjust to any angle and the inability to prevent the leg support from sliding down.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The utility model discloses a semi-lying chair for lunch break, comprising:

[0008] Connecting rods are arranged in pairs, and legs are arranged at the ends thereof, and the legs are placed on a horizontal plane;

[0009] A support member, mounted on the upper ends of the two connecting rods;

[0010] A horizontal connecting frame, the bottom end of which is drivingly connected to the upper end of the support member, and the rear end of the horizontal connecting frame is connected to one end of the flip assembly;

[0011] A vertical connecting frame is installed above the other end of the flip assembly;

[0012] A seat plate, mounted on the upper end of the horizontal connecting frame;

[0013] A support assembly mounted on the lower side of the front end of the seat plate;

[0014] A back plate, mounted at the front end of the vertical connecting frame;

[0015] A headrest, arranged at the upper end of the back plate;

[0016] Wherein, a support rod is arranged and connected at the rear end of the headrest, and the other end of the support rod is connected to the upper part of the rear end of the back plate.

[0017] In a possible implementation, the flip assembly includes:

[0018] A horizontal plug rod, the front end of which is inserted behind the horizontal connecting frame, and the rear end of which is connected to a mounting housing;

[0019] A rotating handle is arranged outside the mounting housing;

[0020] A rotating rod, one end of which is disposed inside the rotating handle, and the other end of which passes through a surface of one end of the mounting shell and is disposed in the mounting shell;

[0021] A rotating member, one side of which is sleeved on the rotating rod, and the other end of the rotating member is provided with a vertical plug rod;

[0022] A second gear, mounted in the mounting housing;

[0023] The first gear is mounted on the rotating rod, and the first gear is meshed and connected with the second gear.

[0024] In a possible implementation, the support assembly includes:

[0025] A connecting block, the top end of which is mounted below the seat plate, a clamp is mounted below the connecting block, and a sliding space is formed between the clamp and the connecting block;

[0026] A moving rod, drivingly connected in the sliding space;

[0027] A connecting piece, sleeved on the front end of the moving rod, and the connecting piece is arranged on the front end of the connecting block and the clamping piece;

[0028] The support plates are arranged in pairs and are transmission-connected to the left and right sides of the connecting member.

[0029] In a possible implementation, a plurality of ventilation holes are provided in the support plate.

[0030] In a possible implementation, the horizontal connecting frame includes:

[0031] The mounting rods are arranged in pairs and connected by fixing rods, and the seat plate is mounted on the upper ends of the mounting rods;

[0032] A fixing plate is installed below the front end of the mounting rod, and threaded holes are provided on the fixing plate and the mounting rod;

[0033] Lifting rods are arranged in pairs and installed below the mounting rods, and the lifting rods are transmission-connected to the upper end of the support member;

[0034] A gear lever, installed between the two lifting rods;

[0035] A clamping block is installed at the bottom end of the lifting rod, and the clamping block is transmission-connected in the supporting member.

[0036] In a possible implementation, circular holes are opened in the sleeves on both sides of the support member, and limiting bolts are inserted into the circular holes.

[0037] In a possible implementation, a plurality of ventilation holes are formed in the seat plate, the back plate and the headrest.

[0038] The utility model cancels the linkage design of the support component and the flip component, and makes the two components independently controllable. The support component adopts a pulling design, so that the support component can change its position. The support is at the popliteal fossa position, which can effectively prevent students from sliding down during rest. At the same time, the flip component can be adjusted at all angles from 90° to 180°. According to the different bodies of each student, a more comfortable semi-lying angle can be set, and the design of the horizontal connecting frame sliding up and down can adjust the height of the students when they sit down. In this way, the entire chair not only makes students more comfortable during their lunch break, but also can be used by most students and has better versatility. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0040] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0041] Figure 1 A three-dimensional diagram of a semi-reclining chair for lunch break provided by the utility model;

[0042] Figure 2 A cross-sectional view of the flip assembly provided by the utility model;

[0043] Figure 3 A three-dimensional diagram of the support assembly provided by the utility model;

[0044] Figure 4 A three-dimensional diagram of the horizontal connecting frame provided by the utility model;

[0045] In the figure: 1 headrest; 2 back plate; 3 vertical connecting frame; 4 flip assembly; 41 horizontal plug rod; 42 rotating rod; 43 rotating handle; 44 mounting shell; 45 first gear; 46 rotating member; 47 second gear; 48 vertical plug rod; 5 horizontal connecting frame; 51 fixed rod; 52 lifting rod; 53 clamping block; 54 gear lever; 55 fixed plate; 56 mounting rod; 6 support member; 7 connecting rod; 8 support assembly; 81 moving rod; 82 support plate; 83 connecting member; 84 connecting block; 85 clamping member; 9 seat plate. DETAILED DESCRIPTION

[0046] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0047] Please refer to Figure 1-Figure 4 Now, a semi-lying chair for lunch break disclosed in the utility model is described. The utility model is composed of nine parts, such as Figure 1 , including a headrest 1, a backboard 2, a vertical connecting frame 3, a flip assembly 4, a horizontal connecting frame 5, a support member 6, a connecting rod 7, a support assembly 8 and a seat board 9. The connecting rods 7 are arranged in pairs, and a support foot is arranged at the end, and the support foot is placed on a horizontal plane. The support member 6 is installed at the upper ends of the two connecting rods 7, the bottom end of the horizontal connecting frame 5 is transmission-connected to the upper end of the support member 6, the rear end of the horizontal connecting frame 5 is connected to one end of the flip assembly 4, the vertical connecting frame 3 is installed above the other end of the flip assembly 4, the seat board 9 is installed at the upper end of the horizontal connecting frame 5, the support assembly 8 is installed on the lower side of the front end of the seat board 9, the backboard 2 is installed at the front end of the vertical connecting frame 3, the headrest 1 is arranged at the upper end of the backboard 2, and the rear end of the headrest 1 is provided with a support rod, and the other end of the support rod is connected to the upper part of the rear end of the backboard 2.

[0048] When the utility model is in use, students can adjust the sitting height according to their own height through the sliding setting of the horizontal connecting frame 5. When they need to take a nap, they can first change the position of the supporting component 8 according to their own height, so that the supporting component 8 is supported at the popliteal fossa to support the legs, and at the same time, the thighs will be slightly lifted upward to create an angle with the horizontal plane, which can prevent sliding down. Then, the flip component 4 is used, and the backboard 2 and the headrest 1 are flipped backwards. At this time, the students can adjust according to the angle they think is comfortable.

[0049] In a specific embodiment, Figure 2 The flip assembly 4 includes a horizontal insertion rod 41, a rotating rod 42, a rotating handle 43, a mounting shell 44, a first gear 45, a rotating member 46, a second gear 47 and a vertical insertion rod 48. The front end of the horizontal insertion rod 41 is inserted behind the horizontal connecting frame 5, and the rear end of the horizontal insertion rod 41 is connected to the mounting shell 44. The rotating handle 43 is arranged on the outside of the mounting shell 44, one end of the rotating rod 42 is arranged inside the rotating handle 43, and the other end of the rotating rod 42 passes through the surface of one end of the mounting shell 44 and is arranged in the mounting shell 44. One side of the rotating member 46 is sleeved on the rotating rod 42, and the other end of the rotating member 46 is installed with a vertical insertion rod 48. The second gear 47 is installed in the mounting shell 44, the first gear 45 is installed on the rotating rod 42, and the first gear 45 is meshed with the second gear 47. The first gear 45 and the second gear 47 form an eccentric shaft gear set, and the tooth surface of the second gear 47 is arranged inside. By turning the rotary handle 43, the rotating rod 42 is driven to move, and the rotating rod 42 will drive the first gear 45 and the rotating member 46 to rotate, and the vertical plug rod 48 is driven to flip through the rotating member 46. At the same time, the flipping of the vertical plug rod 48 will also flip the backboard 2. The design of the eccentric shaft gear set is to limit the flipping after the flipping to prevent the backboard 2 from moving again when the student is lying down, causing harm to the student.

[0050] In a specific embodiment, Figure 3 The support assembly 8 includes a moving rod 81, a support plate 82, a connecting piece 83, a connecting block 84 and a clamping piece 85. The top of the connecting block 84 is installed under the seat plate 9. A clamping piece 85 is installed under the connecting block 84. A sliding space is formed between the clamping piece 85 and the connecting block 84. The moving rod 81 is connected in the sliding space by transmission. The connecting piece 83 is sleeved at the front end of the moving rod 81. The connecting piece 83 is set at the front end of the connecting block 84 and the clamping piece 85. The support plates 82 are arranged in pairs and are connected in transmission at the left and right sides of the connecting piece 83. The use of the support assembly 8 is to move the moving rod 81 in the sliding space so that the two supporting plates 82 move to the popliteal fossa, and then rotate the supporting plate 82 to lift the thigh through the supporting plate 82 so that the thigh is tilted to form a certain angle with the horizontal plane, so as to ensure that the student will not slide when lying down.

[0051] On the basis of the previous embodiment, a plurality of ventilation holes are provided in the support plate 82. Generally, students wear school uniform pants, and the purpose of providing ventilation holes is to increase the ventilation effect and prevent excessive sweating.

[0052] In a specific embodiment, Figure 4 The horizontal connecting frame 5 includes a fixing rod 51, a lifting rod 52, a block 53, a stopper rod 54, a fixing plate 55 and a mounting rod 56. The mounting rods 56 are arranged in pairs and connected by the fixing rod 51. The seat plate 9 is installed at the upper end of the mounting rod 56. The fixing plate 55 is installed below the front end of the mounting rod 56. The fixing plate 55 and the mounting rod 56 are both provided with threaded holes. The lifting rods 52 are arranged in pairs and installed below the mounting rod 56. The lifting rods 52 are connected to the upper end of the support member 6 by transmission. The stopper rod 54 is installed between the two lifting rods 52. The block 53 is installed at the bottom end of the lifting rod 52. The block 53 is connected to the support member 6 by transmission. The seat plate 9 is installed by the design of the threaded hole, and the stopper rod 54 and the block 53 limit the sliding position of the lifting rod 52. The block 53 can prevent the lifting rod 52 from sliding out of the support member 6, and the stopper rod 54 prevents the lifting rod 52 from falling too much, causing the support member 6 to protrude and poke the students.

[0053] In a specific embodiment, round holes are formed in the sleeves on both sides of the support member 6, and limiting bolts are inserted into the round holes. By tightening the lifting rod 52 with the limiting bolts, the horizontal connecting frame 5 can be limited.

[0054] In a specific embodiment, a plurality of ventilation holes are provided in the seat plate 9, the back plate 2 and the headrest 1. The ventilation holes and the vent holes have the same effect, and both can play a ventilation role to prevent students from sweating and causing discomfort.

[0055] Although the utility model has been described in detail above with general descriptions and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements can be made to the utility model. Therefore, these modifications or improvements made without departing from the spirit of the utility model are within the scope of protection claimed by the utility model.

Claims

1. A semi-reclining chair for lunch break, characterized in that: include: The connecting rods (7) are arranged in pairs, and the ends of the connecting rods are provided with supporting feet, and the supporting feet are placed on a horizontal plane; A support member (6) mounted on the upper ends of the two connecting rods (7); A horizontal connecting frame (5), the bottom end of which is drivingly connected to the upper end of the supporting member (6), and the rear end of the horizontal connecting frame (5) is connected to one end of the turning assembly (4); A vertical connecting frame (3) is installed above the other end of the flip assembly (4); A seat plate (9) mounted on the upper end of the horizontal connecting frame (5); A support assembly (8) is mounted on the lower side of the front end of the seat plate (9); A back plate (2) mounted on the front end of the vertical connecting frame (3); A headrest (1) arranged on the upper end of the back plate (2); Wherein, a support rod is provided at the rear end of the headrest (1) and connected thereto, and the other end of the support rod is connected to the upper part of the rear end of the back plate (2); The flip assembly (4) comprises: A horizontal insertion rod (41), the front end of which is inserted behind the horizontal connecting frame (5), and the rear end of the horizontal insertion rod (41) is connected to a mounting housing (44); A rotating handle (43) is arranged outside the mounting housing (44); A rotating rod (42), one end of which is disposed inside the rotating handle (43), and the other end of which passes through an end surface of the mounting shell (44) and is disposed in the mounting shell (44); A rotating member (46), one side of which is sleeved on the rotating rod (42), and a vertical insertion rod (48) is installed on the other end of the rotating member (46); A second gear (47) mounted in the mounting housing (44); The first gear (45) is mounted on the rotating rod (42), and the first gear (45) is meshedly connected with the second gear (47).

2. The semi-reclining chair for lunch break as claimed in claim 1, characterized in that: The support assembly (8) comprises: A connecting block (84), the top end of which is mounted below the seat plate (9), a clamping member (85) is mounted below the connecting block (84), and a sliding space is formed between the clamping member (85) and the connecting block (84); A moving rod (81) drivingly connected in the sliding space; A connecting member (83) is sleeved on the front end of the moving rod (81), and the connecting member (83) is arranged at the front end of the connecting block (84) and the clamping member (85); The support plates (82) are arranged in pairs and are transmission-connected to the left and right sides of the connecting member (83).

3. The semi-reclining chair for lunch break as claimed in claim 2, characterized in that: The support plate (82) is provided with a plurality of ventilation holes.

4. The semi-reclining chair for lunch break as claimed in claim 1, characterized in that: The horizontal connecting frame (5) comprises: The mounting rods (56) are arranged in pairs and connected by a fixing rod (51), and the seat plate (9) is mounted on the upper ends of the mounting rods (56); A fixing plate (55) is installed below the front end of the mounting rod (56), and threaded holes are provided on both the fixing plate (55) and the mounting rod (56); Lifting rods (52) are arranged in pairs and installed below the mounting rod (56); the lifting rods (52) are drivingly connected to the upper end of the support member (6); A shift rod (54) installed between the two lifting rods (52); A clamping block (53) is installed at the bottom end of the lifting rod (52), and the clamping block (53) is drivingly connected to the supporting member (6).

5. The semi-reclining chair for lunch break as claimed in claim 1, characterized in that: Circular holes are formed in the sleeves on both sides of the support member (6), and limiting bolts are inserted into the circular holes.

6. The semi-reclining chair for lunch break as claimed in claim 1, characterized in that: A plurality of ventilation holes are provided in the seat plate (9), the back plate (2) and the headrest (1).

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