Adjustable framework mechanism of electric sofa

Abstract

The utility model provides an adjustable framework mechanism of an electric sofa, which is characterized in that a bracket is fixedly arranged on a turntable, a first motion component is hinged on one side of the bracket, a second motion component is hinged on the first motion component, a first power mounting rod is connected with the second motion component, and a second power mounting rod is connected with the turntable. The second power installation rod is connected with the first movement assembly, the power piece is hinged to the first power installation rod and the second power installation rod, the first connecting pipe and the second connecting pipe are connected with the first movement assembly and the second movement assembly respectively, and the backrest connecting support is hinged to the first movement assembly and the second movement assembly. The power piece pushes and pulls the first power mounting rod to move, so that the first power mounting rod drives the second movement assembly to perform expansion movement or contraction movement, and the second movement assembly drives the first movement assembly to move; and through an electric adjusting mode of the power piece, time and labor are saved, and the satisfaction degree and the comfort degree of consumers are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric sofa technical field especially relates to a kind of skeleton mechanism of adjustable electric sofa. BACKGROUND

[0002] The current existing electric sofa skeleton adjustment mode is mostly manual adjustment mode, or partial electric adjustment, and the function is single, the adjustment mode is not convenient enough, cannot satisfy the diversified and convenient needs of consumers.

[0003] Therefore, it is necessary to provide a kind of skeleton mechanism of adjustable electric sofa to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of skeleton mechanism of adjustable electric sofa, suitable for the posture needs of user.

[0005] In order to realize the above-mentioned purpose, the technical scheme provided by the utility model is realized as follows: a kind of skeleton mechanism of adjustable electric sofa, comprising: turntable, support, power piece, first movement component, first power installation rod, second power installation rod, second movement component, first connecting pipe, second connecting pipe and backrest connecting support;

[0006] The support is fixedly installed on the turntable, the first movement component is hingedly installed on one side of the support, the second movement component is hingedly installed on the first movement component, the first power installation rod is connected with the second movement component, the second power installation rod is connected with the first movement component, the power piece is hingedly connected with the first power installation rod and the second power installation rod, the first connecting pipe and the second connecting pipe are connected with the first movement component and the second movement component respectively, the backrest connecting support is hingedly connected with the first movement component and the second movement component, the power piece moves by pushing and pulling the first power installation rod, so that the first power installation rod drives the second movement component to expand or contract, and the second movement component drives the first movement component to move.

[0007] Preferably, a fixed rod is installed on the turntable, and the support is installed on the fixed rod.

[0008] Preferably, a connecting piece is arranged on the middle part of the power piece, a connecting head is arranged on the head of the power piece, a first connecting lug is formed in the middle part of the first power installation rod, a second connecting lug is formed in the middle part of the second power installation rod, the connecting piece of the power piece is hingedly connected with the second connecting lug of the second power installation rod, and the connecting head of the power piece is hingedly connected with the first connecting lug of the first power installation rod.

[0009] Preferably, the top of the bracket is provided with a connecting part, the first movement component comprises sheet metal piece three, sheet metal piece five, sheet metal piece six, sheet metal piece eight, sheet metal piece, sheet metal piece fourteen, sheet metal piece fifteen, sheet metal piece ten, sheet metal piece eleven, sheet metal piece twelve and sheet metal piece twenty-eight,

[0010] One end of the sheet metal piece five is hinged to one connecting part on the bracket, one end of the sheet metal piece fourteen is hinged to another connecting part on the bracket, the other end of the sheet metal piece five is hinged to a low bending part in the middle of the sheet metal piece fifteen, the other end of the sheet metal piece fourteen is hinged to another low bending part in the middle of the sheet metal piece fifteen, the first connecting pipe and the second connecting pipe are fixedly connected to the middle of the sheet metal piece five and the sheet metal piece fourteen respectively, one end of the sheet metal piece three is hinged to one end of the low part of the sheet metal piece fifteen.

[0011] The second power installation rod is connected to the sheet metal piece eleven, the sheet metal piece eleven is hinged to the middle of the sheet metal piece twelve, one end of the sheet metal piece twelve is hinged to one end of the sheet metal piece ten, the other end of the sheet metal piece twelve is hinged to one end of the sheet metal piece six and a high bending part in the middle of the sheet metal piece fifteen, the other end of the sheet metal piece ten is hinged to one end of the sheet metal piece twenty-eight and one end of the backrest connecting bracket, the other end of the sheet metal piece twenty-eight is hinged to a top bending part in the top of the sheet metal piece fifteen, the other end of the sheet metal piece six is hinged to one end of the sheet metal piece nine, the sheet metal piece nine is hinged to the other end of the sheet metal piece three and the sheet metal piece eight, and the sheet metal piece eight is hinged to the backrest connecting bracket.

[0012] Preferably, the second movement component comprises sheet metal piece seven, sheet metal piece nineteen, sheet metal piece twenty, sheet metal piece twenty-one, sheet metal piece twenty-two, sheet metal piece twenty-three, sheet metal piece twenty-four and sheet metal piece twenty-seven,

[0013] One end of the sheet metal piece seven is hinged to the sheet metal piece eight, the other end of the sheet metal piece seven is hinged to the backrest connecting bracket, one end of the sheet metal piece nineteen is hinged to one end of the sheet metal piece twenty, and the sheet metal piece twenty is hinged to the middle of the sheet metal piece twenty-one, one end of the sheet metal piece twenty-one is hinged to one end of the sheet metal piece twenty-three, the other end of the sheet metal piece nineteen and the other end of the sheet metal piece twenty-one are hinged to the sheet metal piece twenty-two, the other end of the sheet metal piece twenty is hinged to one end of the sheet metal piece twenty-seven, the other end of the sheet metal piece twenty-three is hinged to one end of the sheet metal piece twenty-seven, the middle of the backrest connecting bracket is further hinged to the sheet metal piece twenty-seven, and the first power installation rod is hinged to the sheet metal piece twenty.

[0014] Preferably, the sheet metal piece twenty-four is provided with a leg support.

[0015] Compared with existing technologies, the advantages are: 1) the first and second motion components can be suspended at any position during the simultaneous movement of the power component according to the extension length of the power component, so as to meet the posture needs of people of different heights when lying down, leaning, or sitting.

[0016] 2) The electric adjustment of the power component (electric cylinder) saves time and effort, greatly improving consumer satisfaction and comfort.

[0017] Other features and advantages of this invention will be set forth in the following description, and in part will be apparent from the description, or may be learned by practice of the invention. The features and advantages of this invention may be realized and obtained by means of the elements and combinations specifically pointed out in the appended claims. Attached Figure Description

[0018] To more clearly illustrate the technical solutions of the embodiments of this utility model, the drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this utility model and should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 An exploded view of the adjustable frame mechanism of the electric sofa provided by this utility model.

[0020] Figure 2 for Figure 1 The diagram shows a partial structural schematic of the adjustable frame mechanism of the electric sofa.

[0021] Figure 3 for Figure 1 This is a schematic diagram of the retracted state of the adjustable frame mechanism of the electric sofa.

[0022] Figure 4 for Figure 1 This is a schematic diagram showing the unfolded state of the adjustable frame mechanism of the electric sofa. Detailed Implementation

[0023] To make the objectives, technical solutions, and beneficial effects of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described in this specification are merely for explaining the present utility model and are not intended to limit the present utility model.

[0024] It should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0025] It should also be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing", "setting" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For ordinary skilled in the art, the above terms can be understood according to the specific meaning of the terms in the present application according to the specific circumstances.

[0026] In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second", "third" can explicitly or implicitly include one or more of the features. In addition, the meaning of "a plurality of", "several" means two or more, unless otherwise explicitly specified.

[0027] Please refer to Figures 1 to 4 The utility model provides a kind of adjustable framework mechanism of electric sofa, it include: turntable 32, support 2, power piece 1, first movement component 100, first power installation rod 29, second power installation rod 30, second movement component 200, first connecting pipe 13, second connecting pipe 131 and backrest connecting support 26.

[0028] The support 2 is fixedly installed on the rotating disc 32, the first movement assembly 100 is hingedly installed on one side of the support 2, the second movement assembly 200 is hingedly installed on the first movement assembly 100, the first power installation rod 29 is connected with the second movement assembly 200, the second power installation rod 30 is connected with the first movement assembly 100, the power piece 1 is hingedly connected with the first power installation rod 29 and the second power installation rod 30, the first connecting pipe 13 and the second connecting pipe 131 are respectively connected with the first movement assembly 100 and the second movement assembly 200, the backrest connecting support 26 is hingedly connected with the first movement assembly 100 and the second movement assembly 200, the power piece 1 moves by pushing and pulling the first power installation rod 29, so that the first power installation rod 29 drives the second movement assembly 200 to expand or contract, and the second movement assembly 200 drives the first movement assembly 100 to move.

[0029] Therefore, when the power piece 1 pushes the first power installation rod 29 to move, the first power installation rod 29 drives the second movement assembly 200 to expand, the second movement assembly 200 drives the first movement assembly 100, so that the angle of the backrest connecting support 26 is adjusted (the height of the end of the backrest connecting support 26 connected with the backrest is lowered); when the power piece 1 pulls the first power installation rod 29 to move, the first power installation rod 29 drives the second movement assembly 200 to contract, the second movement assembly 200 drives the first movement assembly 100, so that the angle of the backrest connecting support 26 is adjusted (the height of the end of the backrest connecting support 26 connected with the backrest is raised), and then the angle of the backrest of the sofa and the base is adjusted.

[0030] It should be noted that the power piece 1 is an electric cylinder, and the first movement assembly 100 and the second movement assembly 200 can be suspended at any position in the process of simultaneous movement, so as to meet the lying, leaning and sitting posture requirements of people with different heights.

[0031] In a preferred embodiment, the fixed rod 31 is installed on the rotating disc 32, and the support 2 is installed on the fixed rod 31. By arranging the fixed rod 31 on the rotating disc 32, the support 2 can be conveniently disassembled and assembled.

[0032] In a preferred embodiment, the middle part of the power piece 1 is provided with a connecting piece 101, the head of the power piece 1 is provided with a connecting head 12, the middle part of the first power installation rod 29 is formed with a first connecting lug 291, the middle part of the second power installation rod 30 is formed with a second connecting lug 301, the connecting piece 101 of the power piece 1 is hingedly connected with the second connecting lug 301 of the second power installation rod 30, and the connecting head 12 of the power piece 1 is hingedly connected with the first connecting lug 291 of the first power installation rod 29, so that the power piece 1 can conveniently push and pull the first power installation rod 29 to move forward and backward.

[0033] In a preferred embodiment, the support 2 is provided with connecting portions 21 at the top of both ends, the first movement assembly comprises sheet metal piece three 3, sheet metal piece five 5, sheet metal piece six 6, sheet metal piece eight 8, sheet metal piece nine 9, sheet metal piece fourteen 14, sheet metal piece fifteen 15 (which is generally in the shape of W), sheet metal piece ten 10, sheet metal piece eleven 11, sheet metal piece twelve 102, and sheet metal piece twenty-eight 28,

[0034] One end of the sheet metal piece five 5 is hingedly connected to one connecting portion 21 on the support 2, one end of the sheet metal piece fourteen 14 is hingedly connected to another connecting portion 21 on the support 2, the other end of the sheet metal piece five 5 is hingedly connected to a low bending portion in the middle of the sheet metal piece fifteen 15, the other end of the sheet metal piece fourteen 14 is hingedly connected to another low bending portion in the middle of the sheet metal piece fifteen 15, the first connecting pipe 13 and the second connecting pipe 131 are respectively fixedly connected to the middle portions of the sheet metal piece five 5 and the sheet metal piece fourteen 14, and one end of the sheet metal piece three 3 is hingedly connected to one end of the low portion of the sheet metal piece fifteen 15.

[0035] The second power installation rod 30 is connected to the sheet metal piece eleven 11, the sheet metal piece eleven 11 is hingedly connected to the middle portion of the sheet metal piece twelve 102, one end of the sheet metal piece twelve 102 is hingedly connected to one end of the sheet metal piece ten 10, the other end of the sheet metal piece twelve 102 is hingedly connected to one end of the sheet metal piece six 6 and a high bending portion in the middle of the sheet metal piece fifteen 15, the other end of the sheet metal piece ten 10 is hingedly connected to one end of the sheet metal piece twenty-eight 28 and one end of the backrest connecting support 26, the other end of the sheet metal piece twenty-eight 28 is hingedly connected to a top bending portion at the top of the sheet metal piece fifteen 15, the other end of the sheet metal piece six 6 is hingedly connected to one end of the sheet metal piece nine 9, the sheet metal piece nine 9 is hingedly connected to the other end of the sheet metal piece three 3 and the sheet metal piece eight 8, and the sheet metal piece eight 8 is hingedly connected to the backrest connecting support 26.

[0036] In this way, when the power piece 1 moves by pushing and pulling the first power installation rod 29, the first power installation rod 29 drives the second movement assembly 200 to move, and at the same time, the second power installation rod 30 can drive the sheet metal piece eleven 11 and the sheet metal piece twelve 102 to move, and the sheet metal piece ten 10 pulls the sheet metal piece twenty-eight 28 and the backrest connecting support 26 to move under the driving of the sheet metal piece twelve 102.

[0037] In a preferred embodiment, the second movement assembly 200 comprises sheet metal piece seven 7, sheet metal piece nineteen 19, sheet metal piece twenty 20, sheet metal piece twenty-one 201, sheet metal piece twenty-two 22, sheet metal piece twenty-three 23, sheet metal piece twenty-four 24, and sheet metal piece twenty-seven 27,

[0038] The one end of the sheet metal piece seven 7 is hinged with the sheet metal piece eight 8, the other end of the sheet metal piece seven 7 is hinged with the backrest connecting support 26, the one end of the sheet metal piece nineteen 19 is hinged with the one end of the sheet metal piece twenty 20, and the sheet metal piece twenty 20 is hinged with the middle section of the sheet metal piece twenty-one 201, the one end of the sheet metal piece twenty-one 201 is hinged with the one end of the sheet metal piece twenty-three 23, the other end of the sheet metal piece nineteen 19 and the other end of the sheet metal piece twenty-one 201 are hinged on the sheet metal piece twenty-two 22, the other end of the sheet metal piece twenty 20 is hinged with the one end of the sheet metal piece twenty-seven 27, the other end of the sheet metal piece twenty-three 23 is hinged with the one end of the sheet metal piece twenty-seven 27, the middle section of the backrest connecting support 26 is further hinged with the sheet metal piece twenty-seven 27, and the first power installation rod 29 is hinged with the sheet metal piece twenty 20.

[0039] Thus, when the power piece 1 is powered and pushes the first power installation rod 29 to move, the first power installation rod 29 drives the second movement assembly 200 to expand and move, that is, the sheet metal piece twenty 20, the sheet metal piece twenty-three 23, the sheet metal piece nineteen 19 and the sheet metal piece twenty-one 201 of the second movement assembly 200 expand and move to the outside of the rotating disc 32, at the same time, the first movement assembly 100 starts to move under the action force generated by the second movement assembly 200, so as to adjust the angle of the backrest connecting support 26 (lower the height of the end of the backrest connecting support connected with the backrest).

[0040] When the power piece 1 is powered and pulls back the first power installation rod 29, the first power installation rod 29 drives the second movement assembly 200 to shrink and move, that is, the sheet metal piece twenty 20, the sheet metal piece twenty-three 23, the sheet metal piece nineteen 19 and the sheet metal piece twenty-one 201 of the second movement assembly 200 shrink and move to the inside of the rotating disc 32, at the same time, the first movement assembly 100 starts to move under the action force generated by the second movement assembly 200, so as to adjust the angle of the backrest connecting support 26 (raise the height of the end of the backrest connecting support connected with the backrest), and further adjust the angle of the backrest of the sofa and the base.

[0041] In a preferred embodiment, the leg support is installed on the sheet metal piece twenty-four 24. When the sheet metal piece twenty 20, the sheet metal piece twenty-three 23, the sheet metal piece nineteen 19 and the sheet metal piece twenty-one 201 of the second movement assembly expand and move to the outside of the rotating disc 32, the sheet metal piece twenty-four 24 is driven to be in a horizontal state, so as to lay the leg support flat; when the sheet metal piece twenty 20, the sheet metal piece twenty-three 23, the sheet metal piece nineteen 19 and the sheet metal piece twenty-one 201 of the second movement assembly shrink and move to the inside of the rotating disc 32, the sheet metal piece twenty-four 24 is driven to be in a vertical state, so as to fold up the leg support.

[0042] Thus, through the electric adjustment mode of the power piece 1 (electric cylinder), time and labor are saved, and the satisfaction and comfort of consumers are greatly improved.

[0043] The present application is not limited to the embodiments described in the specification and drawings, and various modifications can be made without departing from the spirit and scope of the present application.

Claims

1. An electrically powered adjustable framework mechanism for a sofa, characterized in that, Include: Rotary table (32), support (2), power element (1), first movement assembly (100), first power installation rod (29), second power installation rod (30), second movement assembly (200), first connecting pipe (13), second connecting pipe (131) and backrest connecting support (26); The support (2) is fixedly installed on the rotary table (32), the first movement assembly (100) is hingedly installed on one side of the support (2), the second movement assembly (200) is hingedly installed on the first movement assembly (100), the first power installation rod (29) is connected with the second movement assembly (200), the second power installation rod (30) is connected with the first movement assembly (100), the power element (1) is hingedly connected with the first power installation rod (29) and the second power installation rod (30), the first connecting pipe (13) and the second connecting pipe (131) are connected with the first movement assembly (100) and the second movement assembly (200) respectively, the backrest connecting support (26) is hingedly connected with the first movement assembly (100) and the second movement assembly (200), the power element (1) moves by pushing and pulling the first power installation rod (29), so that the first power installation rod (29) drives the second movement assembly (200) to expand or contract, and the second movement assembly (200) drives the first movement assembly (100) to move.

2. The motorized sofa adjustable framework mechanism of claim 1, wherein, The rotary table (32) is provided with a fixed rod (31), and the support (2) is installed on the fixed rod (31).

3. The motorized sofa adjustable framework mechanism of claim 1, wherein, The middle part of the power element (1) is provided with a connecting piece (101), the head of the power element (1) is provided with a connecting head (12), the middle part of the first power installation rod (29) is formed with a first connecting lug (291), the middle part of the second power installation rod (30) is formed with a second connecting lug (301), the connecting piece (101) of the power element (1) is hingedly connected with the second connecting lug (301) of the second power installation rod (30), and the connecting head (12) of the power element (1) is hingedly connected with the first connecting lug (291) of the first power installation rod (29).

4. The motorized sofa adjustable framework mechanism of claim 1, wherein, The top of both ends of the support (2) is formed with a connecting part (21), the first movement assembly (100) comprises sheet metal piece three (3), sheet metal piece five (5), sheet metal piece six (6), sheet metal piece eight (8), sheet metal piece nine (9), sheet metal piece fourteen (14), sheet metal piece fifteen (15), sheet metal piece ten (10), sheet metal piece eleven (11), sheet metal piece twelve (102) and sheet metal piece twenty-eight (28), One end of the sheet metal piece five (5) is hinged to one connection part (21) on the support (2), one end of the sheet metal piece fourteen (14) is hinged to another connection part (21) on the support (2), the other end of the sheet metal piece five (5) is hinged to a low bending part in the middle of the sheet metal piece fifteen (15), the other end of the sheet metal piece fourteen (14) is hinged to another low bending part in the middle of the sheet metal piece fifteen (15), the first connecting pipe (13) and the second connecting pipe (131) are respectively fixedly connected to the middle of the sheet metal piece five (5) and the sheet metal piece fourteen (14), one end of the sheet metal piece three (3) is hinged to one end of the low part of the sheet metal piece fifteen (15); The second power installation rod (30) is connected with the sheet metal piece eleven (11), the sheet metal piece eleven (11) is hinged to the middle of the sheet metal piece twelve (102), one end of the sheet metal piece twelve (102) is hinged to one end of the sheet metal piece ten (10), the other end of the sheet metal piece twelve (102) is hinged to one end of the sheet metal piece six (6) and a high bending part in the middle of the sheet metal piece fifteen (15), the other end of the sheet metal piece ten (10) is hinged to one end of the sheet metal piece twenty-eight (28) and one end of the backrest connecting support (26), the other end of the sheet metal piece twenty-eight (28) is hinged to a top bending part at the top of the sheet metal piece fifteen (15), the other end of the sheet metal piece six (6) is hinged to one end of the sheet metal piece nine (9), the sheet metal piece nine (9) is hinged to the other end of the sheet metal piece three (3) and the sheet metal piece eight (8), the sheet metal piece eight (8) is hinged to the backrest connecting support (26).

5. The motorized sofa adjustable framework mechanism of claim 4, wherein, The second movement assembly (200) comprises a sheet metal piece seven (7), a sheet metal piece nineteen (19), a sheet metal piece twenty (20), a sheet metal piece twenty-one (201), a sheet metal piece twenty-two (22), a sheet metal piece twenty-three (23), a sheet metal piece twenty-four (24), and a sheet metal piece twenty-seven (27), One end of the sheet metal piece seven (7) is hinged to the sheet metal piece eight (8), the other end of the sheet metal piece seven (7) is hinged to the backrest connecting support (26), one end of the sheet metal piece nineteen (19) is hinged to one end of the sheet metal piece twenty (20), the sheet metal piece twenty (20) is hinged to the middle of the sheet metal piece twenty-one (201), one end of the sheet metal piece twenty-one (201) is hinged to one end of the sheet metal piece twenty-three (23), the other end of the sheet metal piece nineteen (19) and the other end of the sheet metal piece twenty-one (201) are hinged to the sheet metal piece twenty-two (22), the other end of the sheet metal piece twenty (20) is hinged to one end of the sheet metal piece twenty-seven (27), the other end of the sheet metal piece twenty-three (23) is hinged to one end of the sheet metal piece twenty-seven (27), the middle of the backrest connecting support (26) is further hinged to the sheet metal piece twenty-seven (27), the first power installation rod (29) is hinged to the sheet metal piece twenty (20).

6. The motorized sofa adjustable framework mechanism of claim 5, wherein, The sheet metal piece twenty-four (24) is provided with a leg support.

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