Seat frame unit and leisure chair iron stand adopting same

Abstract

The utility model discloses a seat frame unit. The seat frame unit comprises a seat frame installation part, a plurality of seat frame installation holes are formed in the top of the seat frame installation part, the bottom of the seat frame installation part is connected with a side installation part through rivets or bolts, and a plurality of handrail installation holes are formed in the side installation part. The utility model solves the problems of long manufacturing process and high production cost in the prior art.

Description

Technical Field

[0001] The utility model relates to the technical field of smart home, in particular to a seat frame unit and an iron frame of a leisure chair using the seat frame unit. Background Art

[0002] like Figure 1 As shown, the seat frame unit of most leisure chairs currently includes a U-shaped square tube a, a supporting square tube b is welded at the opening of the U-shaped square tube, and two side mounting plates c are welded at the bottom of both sides of the U-shaped square tube. The U-shaped square tube is used to install the seat cushion, and the side mounting parts are used to install the armrests. However, after the U-shaped square tube is processed, there is no positioning structure, and it is necessary to mark it first to improve the assembly accuracy of the side mounting plate. The manufacturing process is long and the production cost is increased. Utility Model Content

[0003] In view of the deficiencies of the prior art, the purpose of the utility model is to provide a seat frame unit and a leisure chair iron frame using the seat frame unit which simplifies the manufacturing process and reduces the production cost.

[0004] To achieve the above purpose, the technical solution adopted by the seat frame unit of the utility model is:

[0005] A seat frame unit and a leisure chair iron frame using the seat frame unit include a seat frame mounting piece, a top of the seat frame mounting piece is provided with a plurality of seat frame mounting holes, a bottom of the seat frame mounting piece is connected with a side mounting piece through rivets or bolts, and the side mounting piece is provided with a plurality of armrest mounting holes.

[0006] Preferably, the seat frame mounting member comprises a seat frame mounting plate, a vertical plate is arranged on one side edge of the seat frame mounting plate, the seat frame mounting hole is opened in the seat frame mounting plate, and the side mounting member is connected to the vertical plate. The seat frame mounting plate can be formed by bending, with simple process and high strength.

[0007] Preferably, the side mounting member includes a bottom plate, and vertical plates connected to the vertical plates are arranged on both sides of the bottom plate, the vertical plates and the bottom plate form a U shape, and the handrail mounting holes are opened in the vertical plates. The bottom plate connects the two vertical plates used to install the handrails into a whole, which can improve the strength of the vertical plates in the length direction of the bottom plate. The side mounting member can also be a whole plate, or a quadrilateral member.

[0008] Preferably, the outer edge of the vertical plate is bent to form a vertical plate flange, and the lower edge of the bottom plate is bent to form a bottom plate flange. The vertical plate flange and the bottom plate flange improve the torsional strength of the side mounting member.

[0009] In order to achieve the above-mentioned purpose, the technical solution adopted by the iron frame of the leisure chair using the seat frame unit of the utility model is:

[0010] A leisure chair iron frame using the seat frame unit comprises two symmetrical seat frame units, the front sides of the two seat frame units are provided with leg mechanisms, the rear sides of the two seat frame units are provided with backrest mechanisms, a support frame is provided in the middle of the two seat frame units, the support frame is provided with a first push rod motor and a second push rod motor, the first push rod motor is used to drive the leg mechanism, and the second push rod motor is used to drive the backrest mechanism.

[0011] Preferably, the support frame includes a connecting seat, which is U-shaped, a rotating shaft bushing is provided at the bottom of the connecting seat for connecting the support base, two first supporting rods are provided at the top of the connecting seat, two connecting plates are provided between the two first supporting rods, the two connecting plates and the two first supporting rods form a quadrilateral, and the connecting plates are provided with a plurality of connecting holes for connecting the seat frame unit. The support frame is used to connect the support base and also to connect the two seat frame units into a whole.

[0012] Preferably, a second support rod is provided between the front sides of the two seat frame units.

[0013] Compared with the prior art, the utility model has the following advantages:

[0014] 1. The seat frame mounting parts are connected to the side mounting parts through rivets or bolts, without the need for other positioning processes such as marking, which can simplify the manufacturing process and reduce production costs. The holes for passing rivets or bolts can be formed by die stamping, and the accuracy can be better guaranteed.

[0015] 2. Compared with U-shaped square tube, it takes up less space and is more convenient for packaging and transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of a seat frame unit of the prior art;

[0017] Figure 2 It is a structural schematic diagram of the seat frame unit of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the seat frame mounting plate;

[0019] Figure 4 is a schematic diagram of the structure of the side mounting member;

[0020] Figure 5 is a schematic diagram of the structure of an iron frame of a leisure chair using the seat frame unit;

[0021] Figure 6 It is a structural diagram of the support frame.

[0022] Among them, a U-shaped square tube, b side mounting plate, 1 seat frame unit, 11 seat frame mounting piece, 111 seat frame mounting plate, 1111 seat frame mounting hole, 112 vertical plate, 12 side mounting piece, 121 bottom plate, 1211 bottom plate flange, 122 vertical plate, 1221 armrest mounting hole, 1222 vertical plate flange, 2 leg mechanism, 3 backrest mechanism, 4 support frame, 41 connecting seat, 411 shaft bushing, 42 first support rod, 43 connecting plate, 431 connecting hole, 5 second support rod, 6 first push rod motor, 7 second push rod motor. DETAILED DESCRIPTION

[0023] The present invention is further explained below in conjunction with the accompanying drawings and specific implementation methods. It should be understood that these implementation methods are only used to illustrate the present invention and are not used to limit the scope of the present invention. After reading the present invention, various equivalent forms of modifications to the present invention by those skilled in the art all fall within the scope defined by the claims attached to this application.

[0024] like Figure 2-4 As shown, a seat frame unit 1 includes a seat frame mounting member 11, the seat frame mounting member includes a seat frame mounting plate 111, the seat frame mounting plate is provided with three seat frame mounting holes 1111, the seat frame mounting hole in the middle is a round hole, and the seat frame mounting holes on both sides are waist-shaped holes, so as to facilitate the installation and fixation of the seat cushion, the outer edge of the seat frame mounting plate is bent to form a vertical plate 112, the seat frame mounting plate can be formed by bending, the process is simple, and the strength is high, the vertical plate is connected to the side mounting member 12 by rivets, and the side mounting member includes a bottom plate 1 21. Vertical plates 122 are integrally formed on both sides of the bottom plate. The vertical plates and the bottom plate form a U-shape. The top of the vertical plate is riveted to the vertical plate. The bottom plate connects the two vertical plates for installing handrails into a whole, which can improve the strength of the vertical plates in the length direction of the bottom plate. Four handrail mounting holes 1221 are provided on the vertical plates from top to bottom for installing handrails. The outer edge of the vertical plate is bent into a vertical plate flange 1222, and the lower edge of the bottom plate is bent into a bottom plate flange 1211. The vertical plate flange and the bottom plate flange improve the torsional strength of the side mounting parts.

[0025] The specific working process and principle of the seat frame unit of the utility model: the seat frame mounting part for mounting the seat cushion and the side mounting part for mounting the armrest are riveted together by rivets. The rivets themselves have a positioning function and are highly precise, thereby simplifying the manufacturing process, improving work efficiency and reducing production costs.

[0026] like Figure 5-6As shown, a leisure chair iron frame using the seat frame unit includes two symmetrical seat frame units 1, the front sides of the two seat frame units are installed with leg mechanisms 2, the leg mechanisms are installed on the front sides of the vertical boards, the rear sides of the two seat frame units are installed with backrest mechanisms 3, the backrest mechanisms are installed on the rear sides of the vertical boards, the leg mechanisms and the backrest mechanisms are both prior art (refer to the leg mechanisms and the backrest mechanisms disclosed in CN215874048U), the specific structure is not repeated here, a support frame 4 is installed in the middle of the two seat frame units, the support frame includes a connecting seat 41, the connecting seat is U-shaped, the bottom of the connecting seat is fixedly connected to a rotating shaft bushing 411 for connecting to a supporting base, and two mutually parallel first support rods 42 are welded to the top of the connecting seat, Two connecting plates 43 are arranged between the two first support rods, and the connecting plates are respectively welded to the ends of the two first support rods. The two connecting plates and the two first support rods form a quadrilateral. Two connecting holes 431 are provided on the connecting plates. The support frame is riveted to the bottom plate through the connecting holes. The support frame and the two seat frame units form a frame structure with stable and reliable strength. A second support rod 5 is arranged between the front sides of the two seat frame units, and the second support rod is installed at the front end of the vertical plate to further improve the strength of the frame structure. A first push rod motor 6 is installed on the first support rod on the rear side, and the first push rod motor is used to drive the leg mechanism. A second push rod motor 7 is installed on the first support rod on the front side, and the second push rod motor is used to drive the backrest mechanism.

[0027] The specific working process and principle of the leisure chair iron frame using the seat frame unit of the utility model are as follows: the first push rod motor can be started alone to drive the leg mechanism to unfold, the second push rod motor can be started alone to drive the back mechanism to unfold, and the first and second push rod motors can be started at the same time to drive the leg and back mechanisms to unfold at the same time. The movements of the leg and back mechanisms do not affect each other, which is convenient for users to adjust at will.

Claims

1. A seat frame unit, characterized in that: The utility model comprises a seat frame mounting part, the top of which is provided with a plurality of seat frame mounting holes, the bottom of which is connected with a side mounting part through rivets or bolts, and the side mounting part is provided with a plurality of handrail mounting holes.

2. The seat frame unit according to claim 1, characterized in that: The seat frame mounting piece comprises a seat frame mounting plate, a vertical plate is arranged on one side edge of the seat frame mounting plate, a seat frame mounting hole is opened in the seat frame mounting plate, and a side mounting piece is connected to the vertical plate.

3. The seat frame unit according to claim 2, characterized in that: The side mounting member comprises a bottom plate, and vertical plates connected to the vertical plates are arranged on both sides of the bottom plate. The vertical plates and the bottom plate form a U shape, and the handrail mounting holes are arranged on the vertical plates.

4. The seat frame unit according to claim 3, characterized in that: The outer edge of the vertical plate is bent to form a vertical plate flange, and the lower edge of the bottom plate is bent to form a bottom plate flange.

5. A leisure chair iron frame using the seat frame unit according to any one of claims 1 to 4, characterized in that: It comprises two symmetrical seat frame units, the front sides of the two seat frame units are provided with leg mechanisms, the rear sides of the two seat frame units are provided with backrest mechanisms, the middle parts of the two seat frame units are provided with a support frame, the support frame is provided with a first push rod motor and a second push rod motor, the first push rod motor is used to drive the leg mechanism, and the second push rod motor is used to drive the backrest mechanism.

6. The leisure chair iron frame according to claim 5, characterized in that: The support frame includes a connecting seat, which is U-shaped. A rotating shaft bushing is provided at the bottom of the connecting seat for connecting to the support base. Two first support rods are provided at the top of the connecting seat. Two connecting plates are provided between the two first support rods. The two connecting plates and the two first support rods form a quadrilateral. The connecting plates are provided with a plurality of connecting holes for connecting the seat frame unit.

7. The leisure chair iron frame according to claim 6, characterized in that: A second support rod is arranged between the front sides of the two seat frame units.

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