Sofa with telescopic foot pad

Abstract

The utility model discloses a sofa with a telescopic foot pad, and relates to the technical field of sofas. The sofa with the telescopic foot pad comprises a bottom plate, handrails are fixedly installed on the two sides of the upper surface of the bottom plate, supporting strips are fixedly installed on the tops of the handrails, a backrest is fixedly installed on one side of each handrail, and a cavity is formed in one side of the bottom plate. Then, a piston plate drives a telescopic plate to move, meanwhile, the interior of a round pipe is inflated, the piston plate in the round pipe moves, so that the top of a push rod is driven to make contact with the bottom of the telescopic plate, a telescopic rod is controlled to work, the telescopic rod drives an inserting rod on a connecting plate to move, and therefore follow-up position movement of a base plate is facilitated; the sofa is simple in structure and convenient to operate, facilitates follow-up position adjustment operation of components, facilitates follow-up use, improves the use comfort degree, and can be adjusted according to the height and use requirements of a user.

Description

Technical Field

[0001] The utility model relates to the technical field of sofas, in particular to a sofa with a retractable foot pad. Background Art

[0002] The sofa is a multi-seat chair with soft cushions. The existing patent, patent announcement number CN212853010U, discloses an ecological sofa with adjustable foot pads, including a sofa, the side of the sofa is fixedly connected to the side of the mounting plate, the bottom of the side of the mounting plate is fixedly connected to the side of the base, the top of the base is fixedly connected with a fixing column, the top of the fixing column is plugged with a telescopic rod, the top of the telescopic rod is fixedly connected to the bottom of the pedal, the bottom of the telescopic rod is fixedly connected to the top of the first spring, the bottom of the first spring is fixedly connected to the bottom of the inner cavity of the fixing column, the side of the pedal is movably connected to the side of the mounting plate, and the pedal is connected with an adjustment mechanism. The utility model lowers the pedal by stepping on the pedal, which is convenient for placing the foot, can cope with people of different heights, and through the setting of the adjustment mechanism, it is convenient to position the height of the pedal, which increases the comfort of using the sofa.

[0003] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: in actual application, due to the adjustment operation of the user's height and sitting posture, the user's sitting posture becomes uncomfortable during subsequent use, thereby affecting the subsequent normal use and reducing the convenience of using the sofa. Therefore, we propose a sofa with a retractable foot pad to solve the above-mentioned problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a sofa with a retractable foot pad, which solves the problem that the foot pad is inconvenient to retract during use, thereby affecting the subsequent adjustment thereof according to the user's sitting posture and height.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a sofa with a retractable foot pad, comprising a base plate, armrests are fixedly installed on both sides of the upper surface of the base plate, a support bar is fixedly installed on the top of the armrest, and a backrest is fixedly installed on one side of the armrest.

[0006] A cavity is opened on one side of the bottom plate, a telescopic rod is fixedly installed on the inner wall of the cavity, one end of the telescopic rod is fixedly connected through a connecting plate, and an insertion rod is fixedly installed on one side of the connecting plate, one end of the insertion rod penetrates the bottom plate and extends to the outside of the bottom plate.

[0007] A pad is fixedly installed on one end of the insertion rod located outside the base plate, a round tube is fixedly installed on the bottom of the pad, a piston plate is slidably connected to the inside of the round tube, a push rod is fixedly installed on the top of the piston plate, the top of the push rod passes through the pad and extends to the inside of the pad, a buffer spring is fixedly installed on the bottom of the piston plate, and the bottom of the buffer spring is fixedly connected to the inner bottom wall of the round tube.

[0008] The interior of the pad is slidably connected with a sealing plate, one side of the sealing plate is fixedly mounted with a telescopic plate, and one side of the sealing plate is fixedly connected with one side of the inner wall of the cavity of the pad via a tension spring.

[0009] Preferably, a seat cushion is fixedly mounted on the upper surface of the base plate, and the seat cushion is made of a latex pad.

[0010] Preferably, a plug hole for the insertion rod to pass through is opened on one side of the bottom plate, and the inner wall of the plug hole is slidably connected to the surface of the insertion rod.

[0011] Preferably, a circular hole for the push rod to pass through is formed at the bottom of the pad, and the inner wall of the circular hole is slidably connected to the surface of the push rod.

[0012] Preferably, the two circular tubes are connected via a transverse tube, the bottom of the transverse tube is connected to an air intake pipe, and the other side of the bottom of the pad is connected to a pressurized pipe.

[0013] Preferably, support tubes are fixedly installed at the four corners of the bottom of the base plate, support rods are inserted into the bottom of the support tubes, and support plates are fixedly installed at the bottom of the support rods.

[0014] Preferably, a damping rod is fixedly mounted on the inner top wall of the support tube, the bottom of the damping rod is fixedly connected to the top of the support rod, a rod hole for the support rod to pass through is opened at the bottom of the support tube, and the inner wall of the rod hole is slidably connected to the surface of the support rod.

[0015] Beneficial Effects

[0016] The utility model provides a sofa with a retractable foot pad. Compared with the prior art, it has the following beneficial effects:

[0017] The sofa with retractable foot pad is provided with air inflated into the pad through a pressurized tube, and then the piston plate drives the retractable plate to move, and at the same time, air is inflated into the inside of the round tube, and the piston plate inside the round tube moves, thereby driving the top of the push rod to contact the bottom of the retractable plate, and at the same time controlling the operation of the retractable rod, and the retractable rod drives the insertion rod on the connecting plate to move, so as to facilitate the subsequent movement of the pad, facilitate the subsequent position adjustment operation of the components, and also facilitate the subsequent use, thereby improving the comfort of the use of the sofa, and the adjustment operation can be performed according to the height and use requirements of the user.

[0018] At the same time, the damping rod buffers the support rod, thereby buffering the sofa, which is convenient for buffering and positioning operations during subsequent use, thereby ensuring the stability of the sofa and improving the cushioning performance of the sofa, making it easier for subsequent use by staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 It is a three-dimensional cross-sectional structural schematic diagram of the bottom plate of the utility model;

[0021] Figure 3 This is a schematic diagram of the three-dimensional structure of the pad of the utility model from the first perspective;

[0022] Figure 4 This is a schematic diagram of the three-dimensional structure of the pad of the utility model from a second viewing angle;

[0023] Figure 5 It is a schematic diagram of the three-dimensional cross-sectional structure of the support tube of the utility model.

[0024] In the figure: 1. bottom plate; 2. armrest; 3. support bar; 4. backrest; 5. telescopic rod; 6. connecting plate; 7. plug rod; 8. pad; 9. round tube; 10. piston plate; 11. push rod; 12. sealing plate; 13. telescopic plate; 14. tension spring; 15. seat cushion; 16. cross tube; 17. support tube; 18. support rod; 19. support plate; 20. damping rod; 21. buffer spring; 22. pressurizing tube. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-5 The utility model provides a technical solution: a sofa with a retractable foot pad, comprising a bottom plate 1, armrests 2 are fixedly installed on both sides of the upper surface of the bottom plate 1, a support bar 3 is fixedly installed on the top of the armrest 2, and a backrest 4 is fixedly installed on one side of the armrest 2.

[0027] A cavity is opened on one side of the base plate 1, and a telescopic rod 5 is fixedly installed on the inner wall of the cavity. One end of the telescopic rod 5 is fixedly connected by a connecting plate 6. An insertion rod 7 is fixedly installed on one side of the connecting plate 6. One end of the insertion rod 7 passes through the base plate 1 and extends to the outside of the base plate 1.

[0028] A pad 8 is fixedly installed at one end of the insertion rod 7 located outside the base plate 1, a round tube 9 is fixedly installed at the bottom of the pad 8, a piston plate 10 is slidably connected inside the round tube 9, a push rod 11 is fixedly installed on the top of the piston plate 10, the top of the push rod 11 passes through the pad 8 and extends to the inside of the pad 8, a buffer spring 21 is fixedly installed at the bottom of the piston plate 10, and the bottom of the buffer spring 21 is fixedly connected to the inner bottom wall of the round tube 9.

[0029] A sealing plate 12 is slidably connected inside the backing plate 8 , a telescopic plate 13 is fixedly mounted on one side of the sealing plate 12 , and one side of the sealing plate 12 is fixedly connected to one side of the inner wall of the cavity of the backing plate 8 via a tension spring 14 .

[0030] Preferably, a seat cushion 15 is fixedly mounted on the upper surface of the base plate 1, and the seat cushion 15 is made of a latex pad.

[0031] Preferably, a plug hole for the insertion rod 7 to pass through is opened on one side of the bottom plate 1, and the inner wall of the plug hole is slidably connected to the surface of the insertion rod 7.

[0032] Preferably, a circular hole is formed at the bottom of the pad 8 for the push rod 11 to pass through, and the inner wall of the circular hole is slidably connected to the surface of the push rod 11 .

[0033] Preferably, the two circular tubes 9 are connected via a transverse tube 16 , the bottom of the transverse tube 16 is connected to an air intake pipe, and the other side of the bottom of the pad 8 is connected to a pressurizing pipe 22 .

[0034] The pressurizing tube 22 inflates air into the interior of the pad 8, and then the piston plate 10 drives the telescopic plate 13 to move, and at the same time inflates air into the interior of the circular tube 9, and the piston plate 10 inside the circular tube 9 moves, thereby driving the top of the push rod 11 to contact the bottom of the telescopic plate 13, and at the same time controlling the telescopic rod 5 to work, and the telescopic rod 5 drives the insertion rod 7 on the connecting plate 6 to move, thereby facilitating the subsequent position movement of the pad 8 and the subsequent position adjustment operation of the components, thereby facilitating the subsequent use, thereby improving the comfort of the sofa, and it can be adjusted according to the user's height and usage requirements.

[0035] Preferably, support tubes 17 are fixedly installed at the four corners of the bottom of the base plate 1 , a support rod 18 is inserted into the bottom of the support tube 17 , and a support plate 19 is fixedly installed at the bottom of the support rod 18 .

[0036] The support rod 18 and the support plate 19 are provided to facilitate the support and positioning operation during use, thereby also facilitating subsequent use.

[0037] The damping rod 20 performs a buffering operation on the support rod 18, thereby performing a buffering operation on the sofa, which facilitates the buffering and positioning operation during subsequent use, thereby ensuring the stability of the sofa, and also improving the buffering performance of the sofa, which is convenient for subsequent use by staff.

[0038] Preferably, a damping rod 20 is fixedly mounted on the inner top wall of the support tube 17, the bottom of the damping rod 20 is fixedly connected to the top of the support rod 18, a rod hole is opened at the bottom of the support tube 17 for the support rod 18 to pass through, and the inner wall of the rod hole is slidably connected to the surface of the support rod 18.

[0039] The setting of the damping rod 20 achieves the effect of facilitating the cushioning of the sofa, thereby facilitating subsequent use and improving the use stability of the sofa.

[0040] During operation, the pressurizing tube 22 inflates air into the interior of the pad 8, and then the piston plate 10 drives the telescopic plate 13 to move, and at the same time inflates air into the interior of the circular tube 9, and the piston plate 10 inside the circular tube 9 moves, thereby driving the top of the push rod 11 to contact the bottom of the telescopic plate 13, and at the same time controlling the telescopic rod 5 to work, and the telescopic rod 5 drives the insertion rod 7 on the connecting plate 6 to move, thereby facilitating the subsequent position movement of the pad 8 and the subsequent position adjustment operation of the components, thereby facilitating the subsequent use, thereby improving the comfort of the sofa, and it can be adjusted according to the height and usage requirements of the user.

[0041] The damping rod 20 performs a buffering operation on the support rod 18, thereby performing a buffering operation on the sofa, which facilitates the buffering and positioning operation during subsequent use, thereby ensuring the stability of the sofa, and also improving the buffering performance of the sofa, which is convenient for subsequent use by staff.

[0042] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A sofa with a retractable foot pad, comprising a bottom plate (1), characterized in that: Armrests (2) are fixedly mounted on both sides of the upper surface of the base plate (1), a support bar (3) is fixedly mounted on the top of the armrest (2), and a backrest (4) is fixedly mounted on one side of the armrest (2); A cavity is provided on one side of the bottom plate (1), a telescopic rod (5) is fixedly mounted on the inner wall of the cavity, one end of the telescopic rod (5) is fixedly connected via a connecting plate (6), an insertion rod (7) is fixedly mounted on one side of the connecting plate (6), one end of the insertion rod (7) passes through the bottom plate (1) and extends to the outside of the bottom plate (1); A backing plate (8) is fixedly mounted on one end of the insert rod (7) located outside the bottom plate (1), a round tube (9) is fixedly mounted on the bottom of the backing plate (8), a piston plate (10) is slidably connected inside the round tube (9), a push rod (11) is fixedly mounted on the top of the piston plate (10), the top of the push rod (11) passes through the backing plate (8) and extends to the inside of the backing plate (8), a buffer spring (21) is fixedly mounted on the bottom of the piston plate (10), and the bottom of the buffer spring (21) is fixedly connected to the inner bottom wall of the round tube (9); The backing plate (8) is slidably connected to a sealing plate (12) inside, a telescopic plate (13) is fixedly mounted on one side of the sealing plate (12), and one side of the sealing plate (12) is fixedly connected to one side of the inner wall of the cavity of the backing plate (8) via a tension spring (14).

2. A sofa with a retractable foot pad according to claim 1, characterized in that: A seat cushion (15) is fixedly mounted on the upper surface of the base plate (1), and the seat cushion (15) is made of a latex pad.

3. The sofa with retractable foot pad according to claim 1, characterized in that: One side of the bottom plate (1) is provided with an insertion hole for the insertion rod (7) to pass through, and the inner wall of the insertion hole is slidably connected to the surface of the insertion rod (7).

4. The sofa with retractable foot pad according to claim 1, characterized in that: A circular hole for the push rod (11) to pass through is provided at the bottom of the pad (8), and the inner wall of the circular hole is slidably connected to the surface of the push rod (11).

5. The sofa with retractable foot pad according to claim 1, characterized in that: The two circular tubes (9) are connected via a transverse tube (16), the bottom of the transverse tube (16) is connected to an air intake pipe, and the other side of the bottom of the pad (8) is connected to a pressurizing pipe (22).

6. The sofa with retractable foot pad according to claim 1, characterized in that: Support tubes (17) are fixedly installed at the four corners of the bottom of the base plate (1), a support rod (18) is inserted into the bottom of the support tube (17), and a support plate (19) is fixedly installed at the bottom of the support rod (18).

7. The sofa with retractable foot pad according to claim 6, characterized in that: A damping rod (20) is fixedly mounted on the inner top wall of the support tube (17), the bottom of the damping rod (20) is fixedly connected to the top of the support rod (18), a rod hole for the support rod (18) to pass through is opened at the bottom of the support tube (17), and the inner wall of the rod hole is slidably connected to the surface of the support rod (18).

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