Folding chair with high comfort

Abstract

The utility model discloses a folding chair with high comfort in the technical field of folding chairs, which comprises a seat plate and a breathable back cushion, the breathable back cushion is positioned above the seat plate, the rear side of the bottom of the seat plate is fixedly connected with a transmission plate, the right side wall of the transmission plate is rotatably connected with a mounting rod, and the mounting rod is fixedly connected with the breathable back cushion. The left end of the mounting rod penetrates through the transmission plate and extends to the left side wall of an inner cavity of the transmission plate, first driving gears are fixedly connected to the left side and the right side of the outer side wall of the mounting rod, and mounting plates are fixedly connected to the left side and the right side of the front side wall of the transmission plate; the front side walls of the inner cavities of the left and right mounting plates are rotationally connected with gear driven screw rods, the folding chair with high comfort degree is reasonable in structural design, the legs of a user can be supported when the user has a rest, the use experience of the user is improved, the back of the user can be cooled in hot weather, and the use comfort degree of the user is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of folding chairs, in particular to a folding chair with high comfort. Background Art

[0002] Folding chairs are lightweight, stackable seats that are easy to move and save space. They were originally used for military purposes and are often used in various training institutions, schools at all levels, public places, hospitals, restaurants, hotels, companies, homes, etc.

[0003] In hot weather, when a user leans on the backboard of an existing folding chair, the user will sweat due to excessive heat in the back, which affects the user's comfort. In addition, the existing folding chair has a relatively simple structure and is not convenient for supporting the user's legs according to the user's rest needs, which affects the user's experience. For this reason, we propose a folding chair with high comfort. Utility Model Content

[0004] The purpose of the utility model is to provide a folding chair with high comfort, so as to solve the problem raised in the above background technology that in hot weather, when a user leans on the backboard of the folding chair, the back will sweat due to excessive heat, which affects the user's comfort; the folding chair has a relatively simple structure and is not convenient for supporting the user's legs according to the user's rest needs, which affects the user's experience.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a folding chair with high comfort, comprising a seat plate and a breathable back cushion, the breathable back cushion is located above the seat plate, a transmission plate is fixedly connected to the rear side of the bottom of the seat plate, a mounting rod is rotatably connected to the right side wall of the transmission plate, a left end of the mounting rod penetrates the transmission plate and extends to the left side wall of the inner cavity of the transmission plate, a first driving gear is fixedly connected to the left and right sides of the outer side wall of the mounting rod, a mounting plate is fixedly connected to the left and right sides of the front side wall of the transmission plate, a gear driven screw is rotatably connected to the front side wall of the inner cavity of the mounting plates on the left and right sides, and the rear ends of the gear driven screws on the left and right sides penetrate the mounting plates on the left and right sides and the The transmission plate extends to the inner cavity of the transmission plate, and the rear ends of the gear driven screws on the left and right sides are meshed and connected with the first driving gears on the left and right sides, and an extended support plate is screwed between the outer side walls of the gear driven screws on the left and right sides, the left and right side walls of the seat plate are rotatably connected with the first support rod, the outer side walls of the first support rods on the left and right sides are rotatably connected with the second support rod, the second support rods on the left and right sides are slidably connected to the seat plate, and a reinforcement rod is rotatably connected between the outer side walls of the first support rods on the left and right sides, the rear side wall of the breathable back pad is fixedly connected with a heat dissipation bin, the top and bottom of the heat dissipation bin are provided with air inlets, and a guide bin is fixedly connected between the front and rear side walls of the inner cavity of the heat dissipation bin.

[0006] As a further description of the above technical solution:

[0007] A headrest is fixedly connected to the upper side of the front side wall of the breathable back cushion.

[0008] As a further description of the above technical solution:

[0009] A motor is fixedly connected to the rear side wall of the inner cavity of the diversion chamber, and a second driving gear is fixedly connected to the front end of the power output shaft of the motor.

[0010] As a further description of the above technical solution:

[0011] The top and bottom of the inner cavity of the guide bin are rotatably connected with a gear driven rod, and the ends of the gear driven rod on the upper and lower sides are meshed and connected with the second driving gear.

[0012] As a further description of the above technical solution:

[0013] The outer ends of the gear driven rods on the upper and lower sides pass through the guide bin and extend to the inner cavity of the heat dissipation bin, and the second support rod on the right side is fixedly connected to an exhaust fan.

[0014] As a further description of the above technical solution:

[0015] The exhaust fans on the upper and lower sides are located between the inner side walls of the air inlets on the upper and lower sides.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The folding chair with high comfort level is characterized in that the user rotates the mounting rod to drive the first driving gear on the mounting rod to rotate, so that the first driving gear drives the gear driven screw engaged with it to rotate, so that the extended support plate installed between the gear driven screws on both sides follows the rotation of the gear driven screws on both sides and moves to the front side of the seat plate to support the user's legs, thereby supporting the user's legs when the user is resting, thereby increasing the user's use experience.

[0018] 2. The folding chair with high comfort level drives the second driving gear to rotate by starting the motor, so that the second driving gear drives the gear driven rods meshing with it on both sides to rotate, so that the gear driven rods drive the exhaust fan to rotate, and the outside air is drawn into the inner cavity. Then the outside air blows along the arc edge of the guide chamber to the breathable back plate, so as to cool the user's back, thereby cooling the user's back in hot weather and improving the user's comfort. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural schematic diagram of a folding chair with high comfort level proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the left side cross-sectional structure of a folding chair with high comfort proposed by the utility model;

[0021] Figure 3 This is a front view cross-sectional structural schematic diagram of a folding chair with high comfort level proposed by the utility model;

[0022] Figure 4 A folding chair with high comfort level proposed by the utility model Figure 2 Enlarged structural diagram at A in the middle.

[0023] In the figure: 100, seat plate; 110, transmission plate; 111, mounting rod; 112, first drive gear; 120, mounting plate; 121, gear driven screw; 130, extension support plate; 140, first support rod; 150, second support rod; 160, reinforcement rod; 200, breathable back cushion; 210, headrest; 220, heat dissipation chamber; 230, air inlet; 240, guide chamber; 241, motor; 242, second drive gear; 250, gear driven rod; 251, exhaust fan. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The utility model provides a folding chair with high comfort, which can support the user's legs when the user is resting, thereby increasing the user's experience of use, and can cool the user's back in hot weather, thereby increasing the user's comfort of use. Figure 1-4 , comprising a seat plate 100 and a breathable back pad 200;

[0028] Please refer again Figure 1-3The seat plate 100 is used to install the main structure. The bottom rear side of the seat plate 100 is fixedly connected with a transmission plate 110. The transmission plate 110 is used to install a mounting rod 111. The right side wall of the transmission plate 110 is rotatably connected with the mounting rod 111. The mounting rod 111 is used to install a first driving gear 112. The left end of the mounting rod 111 penetrates the transmission plate 110 and extends to the left side wall of the inner cavity of the transmission plate 110. The left and right sides of the outer side wall of the mounting rod 111 are fixedly connected with the first driving gear 112. 112 is used to drive the gear driven screw 121. The left and right sides of the front side wall of the transmission plate 110 are fixedly connected with the mounting plate 120. The mounting plate 120 is used to install the gear driven screw 121. The front side walls of the inner cavity of the left and right mounting plates 120 are rotatably connected with the gear driven screw 121. The gear driven screw 121 is used to install the extension support plate 130. The rear ends of the left and right gear driven screws 121 penetrate the left and right mounting plates 120 and the transmission plate 110 and extend to the inner cavity of the transmission plate 110. The rear ends of the left and right gear driven screws 121 are meshed and connected with the first driving gears 112 on the left and right sides, and an extension support plate 130 is screwed between the outer side walls of the left and right gear driven screws 121, and the extension support plate 130 is used to support the user's legs. The left and right side walls of the seat plate 100 are rotatably connected with the first support rods 140, and the outer side walls of the left and right first support rods 140 are rotatably connected with the second support rods 150. The second support rods 150 on the left and right sides are slidably connected with the seat plate 100, and the outer side walls of the left and right first support rods 140 on the left and right sides are rotatably connected with the reinforcing rods 160. The user rotates the mounting rod 111 to drive the first driving gear 112 on the mounting rod 111 to rotate, so that the first driving gear 112 drives the gear driven screws 121 meshed with it to rotate, so that the extension support plate 130 installed between the gear driven screws 121 on both sides moves to the front side of the seat plate 100 following the rotation of the gear driven screws 121 on both sides, so as to support the user's legs.

[0029] In summary, the legs of the user can be supported when the user is resting, thereby enhancing the user's experience;

[0030] Please refer again Figure 1-4The breathable back cushion 200 is located above the seat plate 100. Specifically, the breathable back cushion 200 is fixedly connected to the top of the seat plate 100 through the second support rods 150 on the left and right sides. The headrest 210 is fixedly connected to the upper side of the front side wall of the breathable back cushion 200. The rear side wall of the breathable back cushion 200 is fixedly connected to the heat dissipation bin 220. The heat dissipation bin 220 is used to install the main structure. The top and bottom of the heat dissipation bin 220 are provided with air inlets 230. A guide bin 240 is fixedly connected between the front and rear side walls of the inner cavity of the heat dissipation bin 220. The guide bin 240 is used to install a motor 241. The rear side wall of the inner cavity of the guide bin 240 is fixedly connected to the motor 241. The motor 241 is used to drive the second driving gear 242. The front end of the power output shaft of the motor 241 is fixedly connected to the second driving gear 242. The second driving gear 242 is used to drive the gear driven rod 250. The top and bottom of the inner cavity of the guide bin 240 are rotatably connected with the gear driven rod 25 0, the gear driven rod 250 is used to install the exhaust fan 251, the ends of the upper and lower gear driven rods 250 are meshed and connected with the second driving gear 242, the outer ends of the upper and lower gear driven rods 250 pass through the guide chamber 240 and extend to the inner cavity of the heat dissipation chamber 220, and the right second support rod 150 is fixedly connected with the exhaust fan 251, the exhaust fan 251 is used to draw external air into the interior of the heat dissipation chamber 220, the upper and lower exhaust fans 251 are located between the inner side walls of the upper and lower air inlets 230, and the second driving gear 242 is driven to rotate by starting the motor 241, so that the second driving gear 242 drives the gear driven rods 250 meshed with it on both sides to rotate, so that the gear driven rod 250 drives the exhaust fan 251 to rotate, and the external air is drawn into the inner cavity chamber, and then the external air blows along the arc edge of the guide chamber 240 to the breathable back plate, so as to cool down the back of the user;

[0031] In summary, the user's back can be cooled in hot weather to improve the user's comfort;

[0032] During specific use, personnel in this technical field rotate the mounting rod 111 by the user to drive the first driving gear 112 on the mounting rod 111 to rotate, so that the first driving gear 112 drives the gear driven screw 121 meshing with it to rotate, so that the extension support plate 130 installed between the gear driven screws 121 on both sides follows the rotation of the gear driven screws 121 on both sides to move to the front side of the seat plate 100 to support the user's legs, and the second driving gear 242 is driven to rotate by starting the motor 241, so that the second driving gear 242 drives the gear driven rods 250 meshing with it on both sides to rotate, so that the gear driven rods 250 drive the exhaust fan 251 to rotate, and the external air is drawn into the inner cavity bin, and then the external air blows the breathable back plate along the arc edge of the guide bin 240 to cool the user's back.

[0033] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0034] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A folding chair with high comfort, characterized by: The invention comprises a seat plate (100) and a breathable back cushion (200), wherein the breathable back cushion (200) is located above the seat plate (100), a transmission plate (110) is fixedly connected to the rear side of the bottom of the seat plate (100), a mounting rod (111) is rotatably connected to the right side wall of the transmission plate (110), a left end of the mounting rod (111) passes through the transmission plate (110) and extends to the left side wall of the inner cavity of the transmission plate (110), a first driving gear (112) is fixedly connected to the left and right sides of the outer side wall of the mounting rod (111), a mounting plate (120) is fixedly connected to the left and right sides of the front side wall of the transmission plate (110), a gear driven screw (121) is rotatably connected to the front side wall of the inner cavity of the mounting plates (120) on the left and right sides, and the rear ends of the gear driven screws (121) on the left and right sides pass through the mounting plates (120) and the transmission plates (110) on the left and right sides and extend to the transmission plates (110). 110), and the rear ends of the gear driven screws (121) on the left and right sides are meshed and connected with the first driving gears (112) on the left and right sides, and an extension support plate (130) is screwed between the outer side walls of the gear driven screws (121) on the left and right sides, and the left and right side walls of the seat plate (100) are rotatably connected with the first support rods (140), and the outer side walls of the first support rods (140) on the left and right sides are rotatably connected with the second support rods (150), and the second support rods (150) on the left and right sides are slidably connected with the seat plate (100), and the outer side walls of the first support rods (140) on the left and right sides are rotatably connected with the reinforcement rods (160), and the rear side walls of the breathable back pad (200) are fixedly connected with the heat dissipation bin (220), and the top and bottom of the heat dissipation bin (220) are provided with air inlets (230), and the front and rear side walls of the inner cavity of the heat dissipation bin (220) are fixedly connected with the guide bin (240).

2. A folding chair with high comfort according to claim 1, characterized in that: A headrest (210) is fixedly connected to the upper side of the front side wall of the breathable back cushion (200).

3. A folding chair with high comfort according to claim 1, characterized in that: A motor (241) is fixedly connected to the rear side wall of the inner cavity of the guide chamber (240), and a second driving gear (242) is fixedly connected to the front end of the power output shaft of the motor (241).

4. A folding chair with high comfort according to claim 3, characterized in that: The top and bottom of the inner cavity of the guide chamber (240) are rotatably connected with a gear driven rod (250), and the ends of the gear driven rod (250) on the upper and lower sides are meshed and connected with the second driving gear (242).

5. A folding chair with high comfort according to claim 4, characterized in that: The outer ends of the gear driven rods (250) on the upper and lower sides pass through the guide chamber (240) and extend to the inner cavity of the heat dissipation chamber (220), and the second support rod (150) on the right side is fixedly connected to an exhaust fan (251).

6. A folding chair with high comfort according to claim 5, characterized in that: The exhaust fans (251) on the upper and lower sides are located between the inner side walls of the air inlets (230) on the upper and lower sides.

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