Semi-automatic metal sliding rail functional sofa

Abstract

The utility model discloses a semi-automatic metal sliding rail functional sofa, which relates to the technical field of furniture design, and comprises a sofa body, the sofa body comprises a base and a backrest which are connected with each other, and the backrest is provided with a horizontal slot at the position of an intersection inner corner of the base and the backrest; pulleys are arranged at the bottom of the seat cushion, a metal sliding rail is arranged on the base, the metal sliding rail is arranged in the width direction of the sofa body, and the seat cushion is in sliding connection with the metal sliding rail through the pulleys; the size of the end part of the cushion is matched with that of the slot, and the cushion can be inserted into the slot. By adopting the scheme, the width of the sofa can be adjusted in a sliding connection manner, so that the flexibility of the sofa is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to furniture design technical field, concretely relates to a kind of semi-automatic metal slide rail function sofa. BACKGROUND

[0002] Sofa is common and commonly used furniture in family, public place or office, people rest by sitting, lying on sofa, also can watch TV, play mobile phone and other entertainment activities while resting.

[0003] With the urbanization of people's life, with the continuous increase of social housing price, people's living area is smaller and smaller, general furniture is more space-occupying, and cannot flexibly adjust its size, such as sofa, so a sofa that can quickly adjust length, space size is needed to adapt to people's life. INVENTION CONTENTS

[0004] The utility model discloses to solve the insufficient of prior art, the purpose is to provide a kind of semi-automatic metal slide rail function sofa, adopt the scheme, the width of sofa can be adjusted by sliding connection mode, to improve the flexibility of sofa.

[0005] The utility model discloses the following technical scheme realizes:

[0006] A kind of semi-automatic metal slide rail function sofa, comprising:

[0007] Sofa body, the sofa body includes the base and backrest connected with each other, is located at the intersection inner angle position of the base and backrest, the backrest is provided with horizontal insertion slot;

[0008] Cushion, the bottom of the cushion is provided with pulley, the base is provided with metal slide rail, the metal slide rail is arranged along sofa body width direction, the cushion is slidably connected by pulley and the metal slide rail;The size of the end of the cushion and the insertion slot is compatible, and can be inserted into the insertion slot.

[0009] The utility model discloses a kind of semi-automatic metal slide rail function sofas, using the present application, the width of sofa can be adjusted by sliding connection, to improve the flexibility of sofa. In the specific scheme, including sofa body and cushion, sofa body includes backrest and the base for supporting, cushion can be placed on the base;With the slot at the inner corner position of backrest and base, so, cushion can be inserted into the slot, so that the local contraction of cushion is in by the slot;When the size of sofa needs to be widened, the usable size of cushion can be increased by metal slide rail to pull out cushion. In addition, the sliding mode of the present application is set on the base metal slide rail, and the sliding mode of the sliding wheel is set on the bottom of cushion, which can facilitate the quick adjustment of cushion, improve the adjustment flexibility of sofa.

[0010] To facilitate the hiding of the outer end of the base inside and being covered by the cushion, the cushion is L-shaped, and the bottom of one side of the cushion is provided with a sliding wheel, and the other side of the cushion is downwardly provided.

[0011] To facilitate the stable sliding of the cushion, the bottom of the other side of the cushion is provided with a universal wheel.

[0012] As a stable sliding connection mode, the base is provided with side plates on both sides, and the opposite surfaces of the two side plates are provided with metal slide rails; the bottom of the cushion is provided with sliding wheels on both sides.

[0013] As a specific connection mode of sliding connection, the metal slide rail is a groove, and the opening ends of the two grooves are oppositely arranged; the bottom of the cushion is provided with a fixing block, the fixing block is fixed with a connecting rod, the connecting rod is perpendicular to the opening end of the groove, and the end thereof can extend into the groove, and the sliding wheel is coaxially rotatably sleeved on the end of the connecting rod. Among them, a total of four sliding wheels are arranged on both sides of the bottom of the cushion, and the four sliding wheels can be located in the groove and slide or roll on the upper and lower sides of the groove.

[0014] To increase the depth of the slot, so as to hide more parts of the cushion, the inner side of the backrest is an arc-shaped surface concave. Among them, by setting the arc-shaped surface, the depth of the slot is increased, and a headrest can be arranged on the arc-shaped surface.

[0015] To realize intelligent driving and avoid manual extension, the sofa body is further provided with a driving assembly for driving the cushion to slide.

[0016] As a specific implementation structure of the driving assembly, the driving assembly comprises a rotary electric control, a lead screw, a guide rod and a connecting block.

[0017] The base is a frame type with a middle opening; the rotary electric control is embedded in the sofa body, the lead screw and the guide rod are arranged at the middle opening of the base; the lead screw and the guide rod are parallel to the metal slide rail; the lead screw is rotationally connected with the base, and the end of the lead screw is connected with the output end of the rotary electric control; the connecting block is threadedly connected with the lead screw and is slidingly connected with the guide rod; and the connecting block is used for connecting the bottom of the cushion.

[0018] In order to facilitate the quick disassembly and assembly of the cushion, the connecting block and the cushion are detachably connected.

[0019] As a kind of intelligent control quick disassembly and assembly mode, L-shaped plate is fixed on the connecting block, the base is higher than the base, the bottom edge of the L-shaped plate is connected with the connecting block, the inner side of the side edge of the L-shaped plate is inlaid with an electromagnet, and the end of the cushion is provided with a metal plate corresponding to the electromagnet. In this scheme, whether the electromagnet is powered on or not can be remotely controlled by the handle, so that the metal plate is attracted by the electromagnet to fix the cushion on the connecting block. When the cushion needs to be disassembled, the electromagnet can be remotely controlled to be powered off.

[0020] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0021] The utility model provides a kind of semi-automatic metal slide rail function sofa, adopt this scheme, the width of sofa can be adjusted by sliding connection mode, to improve the flexibility of sofa. BRIEF DESCRIPTION OF DRAWINGS

[0022] The drawings described herein are used to provide further understanding of the embodiments of the utility model, constitute a part of this application, and do not constitute limitation to the embodiments of the utility model. In the drawings:

[0023] Figure 1 The structure schematic diagram of a kind of semi-automatic metal slide rail function sofa provided by the utility model is shown in the drawing;

[0024] Figure 2 The structure schematic diagram of a kind of sofa with retractable backrest without backrest provided by the utility model is shown in the drawing;

[0025] Figure 3 The mechanism schematic diagram of sofa body provided by the utility model is shown in the drawing;

[0026] Figure 4 The bottom schematic diagram of cushion provided by the utility model is shown in the drawing;

[0027] Figure 5 The side view of connecting block provided by the utility model is shown in the drawing.

[0028] Markings in the drawings and corresponding component names:

[0029] 1-base, 101-metal slide rail, 2-backrest, 201-slot, 3-cushion, 301-pulley, 302-castor, 303-fixing block, 304-connecting rod, 305-metal plate, 4-threaded rod, 5-guide rod, 6-connecting block, 7-L-shaped plate, 8-electromagnet. DETAILED DESCRIPTION

[0030] In the following description, numerous specific details are set forth to provide a thorough understanding of the present application. However, it will be apparent to one skilled in the art that the present application can be practiced without the specific details. In other instances, well-known structures, circuits, materials or the like have not been described in order to avoid obscuring the present application.

[0031] Reference throughout this specification to "one embodiment", "an embodiment", "one example", or "an example", means that a particular feature, structure, or characteristic described in connection with the embodiment or example is included in at least one embodiment of the application. Thus, the appearances of the phrases "in one embodiment", "in an embodiment", "in one example", or "in an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics can be combined in any suitable

[0032] In the description of the present application, the terms "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "high", "low", "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 scope of protection of the present application.

[0033] Example 1

[0034] Example 1 provides a semi-automatic metal slide rail functional sofa, as shown in the accompanying drawings, comprising: Figures 1-5

[0035] a sofa body, the sofa body comprising a base 1 and a backrest 2 connected to each other, located at the inner corner position of the base 1 and the backrest 2, the backrest 2 being provided with a horizontal slot 201;​

[0036] The cushion 3 is provided with a pulley 301 at the bottom, the base 1 is provided with a metal slide rail 101 arranged along the width direction of the sofa body, and the cushion 3 is slidably connected with the metal slide rail 101 through the pulley 301; the end of the cushion 3 is matched with the size of the slot 201 and can be inserted into the slot 201.

[0037] Compared with the prior art, the general furniture occupies more space and cannot be flexibly adjusted in size. The utility model provides a kind of semi-automatic metal slide rail function sofa, using this scheme, the width of sofa can be adjusted by sliding connection, to improve the flexibility of sofa. In the specific scheme, it includes sofa body and cushion 3, sofa body includes backrest 2 and base 1 for supporting, and base 1 can place cushion 3;It is provided with slot 201 at the inner corner position of the connection of backrest 2 and base 1, so that the cushion 3 can be inserted into the slot 201, so that the cushion 3 is partially retracted in the slot 201;When the size of sofa needs to be widened, the cushion 3 can be pulled out through the metal slide rail 101, so as to increase the usable size of the cushion 3. In addition, the metal slide rail 101 is arranged on the base 1, and the sliding mode of the pulley 301 arranged at the bottom of the cushion 3 can facilitate the quick adjustment of the cushion 3, and improve the adjustment flexibility of the sofa.

[0038] In order to facilitate the hiding of the outer end of the base 1 inside and being covered by the cushion 3, the cushion 3 is L-shaped, the bottom of one side edge of the cushion 3 is provided with a pulley 301, and the other side edge of the cushion 3 is arranged downward.

[0039] In order to facilitate the stable sliding of the cushion 3, the other side edge of the cushion 3 is provided with a universal wheel 302 at the bottom.

[0040] As a stable sliding connection mode, the base 1 is provided with side plates on both sides, and the metal slide rail 101 is arranged on the opposite surfaces of the two side plates; the bottom of the cushion 3 is provided with a pulley 301 on both sides.

[0041] As a specific connection mode of sliding connection, the metal slide rail 101 is a groove, and the opening ends of the two grooves are arranged opposite to each other; the bottom of the cushion 3 is provided with a fixing block 303, the fixing block 303 is fixed with a connecting rod 304, the connecting rod 304 is perpendicular to the opening end of the groove, and the end thereof can extend into the groove, and the pulley 301 is coaxially rotatably sleeved on the end of the connecting rod 304. Among them, a total of four pulleys 301 are arranged on both sides of the bottom of the cushion 3, and the four pulleys 301 can be located in the groove and slide or roll on the upper and lower sides of the groove.

[0042] In order to increase the depth of the slot 201 to hide more parts of the cushion 3, the inner side of the backrest 2 is concave arc-shaped. By setting the arc-shaped surface, the depth of the slot 201 is increased, and the backrest can be arranged on the arc-shaped surface.

[0043] Embodiment 2:

[0044] This embodiment 2 is further optimized on the basis of embodiment 1, as shown in the figure, another alternative implementation is provided, that is, intelligent control can also be selected, but the cost will increase accordingly. Figure 3

[0045] The sofa body also has a driving assembly for driving the cushion 3 to slide.

[0046] As a specific implementation structure of the driving assembly, the driving assembly includes a rotary electric control, a lead screw 4, a guide rod 5 and a connecting block 6.

[0047] The base 1 is a frame type with a central opening; the rotary electric control is embedded in the sofa body, the lead screw 4 and the guide rod 5 are arranged at the central opening of the base 1; the lead screw 4 and the guide rod 5 are parallel to the metal slide rail 101; the lead screw 4 is rotationally connected with the base 1, and the end of the lead screw 4 is connected with the output end of the rotary electric control; the connecting block 6 is threadedly connected with the lead screw 4 and slidably connected with the guide rod 5; the connecting block 6 is used to connect the bottom of the cushion 3. In this scheme, the rotary electric control can be started by a handle remote control, the rotary electric control is controlled to rotate, and the cushion 3 is driven to slide out synchronously by the movement of the connecting block 6; wherein the rotary electric control can be selected to be driven by a motor, a worm gear, etc.

[0048] In order to facilitate the quick disassembly and assembly of the cushion 3, the connecting block 6 and the cushion 3 are detachably connected.

[0049] As a kind of intelligent control quick disassembly and assembly mode, L-shaped plate 7 is fixed on the connecting block 6, the base 1 is higher than the base 1, the bottom edge of the L-shaped plate 7 is connected with the connecting block 6, the inner side of the side edge of the L-shaped plate 7 is embedded with an electromagnet 8, and the end of the cushion 3 is provided with a metal plate 305 corresponding to the electromagnet 8. In this scheme, whether the electromagnet 8 is powered on or not can be remotely controlled by a handle, so that the cushion 3 is fixed on the connecting block 6 by the adsorption of the electromagnet 8 to the metal plate 305. When the cushion 3 needs to be disassembled, the electromagnet 8 can be remotely controlled to be powered off.

[0050] ​The above specific embodiments explain the purpose, technical scheme and beneficial effects of the present application in further detail, and it should be understood that the above description is only a specific embodiment of the present application and is not used to limit the protection scope of the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A semi-automatic metal slide rail functional sofa, characterized in that, include: The sofa body includes a base (1) and a backrest (2) connected to each other, located at the inner corner where the base (1) and the backrest (2) intersect, and the backrest (2) has a horizontal slot (201); The cushion (3) has a pulley (301) at the bottom and a metal slide rail (101) on the base (1). The metal slide rail (101) is arranged along the width direction of the sofa body. The cushion (3) is slidably connected to the metal slide rail (101) through the pulley (301). The extension and sliding of the cushion (3) on the base (1) is used to change the width of the sofa body. The end of the cushion (3) is adapted to the size of the slot (201) and can be inserted into the slot (201).

2. The semi-automatic metal slide rail functional sofa according to claim 1, characterized in that, The seat cushion (3) is L-shaped, with a pulley (301) at the bottom of one side of the seat cushion (3) and the other side of the seat cushion (3) facing downwards.

3. The semi-automatic metal slide rail functional sofa according to claim 2, characterized in that, The other side bottom of the cushion (3) has a caster wheel (302).

4. The semi-automatic metal slide rail functional sofa according to claim 1, characterized in that, The base (1) has side plates on both sides, and metal slide rails (101) are provided on the opposite surfaces of the two side plates; the seat cushion (3) has pulleys (301) on both sides of its bottom.

5. The semi-automatic metal slide rail functional sofa according to claim 4, characterized in that, The metal slide rail (101) is a channel, and the opening ends of the two channels are arranged facing each other; the bottom of the cushion (3) has a fixing block (303), and a connecting rod (304) is fixed on the fixing block (303). The connecting rod (304) is perpendicular to the opening end of the channel, and its end can extend into the channel. The pulley (301) is coaxially rotated on the end of the connecting rod (304).

6. The semi-automatic metal slide rail functional sofa according to claim 1, characterized in that, The inner side of the backrest (2) is a concave arc-shaped surface.

7. The semi-automatic metal slide rail functional sofa according to claim 1, characterized in that, The sofa body also has a drive component for sliding the seat cushion (3).

8. The semi-automatic metal slide rail functional sofa according to claim 7, characterized in that, The drive assembly includes a rotary control, a lead screw (4), a guide rod (5), and a connecting block (6); The base (1) is a frame with a central opening; the rotating control is embedded in the sofa body, and the lead screw (4) and guide rod (5) are both located at the central opening of the base (1); the lead screw (4) and guide rod (5) are parallel to the metal slide rail (101); the lead screw (4) and the base (1) are rotatably connected, and the end of the lead screw (4) is connected to the output end of the rotating control; the connecting block (6) is threadedly connected to the lead screw (4) and slidably connected to the guide rod (5); the connecting block (6) is used to connect the bottom of the cushion (3).

9. A semi-automatic metal slide rail functional sofa according to claim 8, characterized in that, The connecting block (6) and the cushion (3) are detachably connected.

10. The semi-automatic metal slide rail functional sofa according to claim 9, characterized in that, An L-shaped plate (7) is fixed on the connecting block (6). The base (1) is higher than the base (1). The bottom edge of the L-shaped plate (7) is connected to the connecting block (6). An electromagnet (8) is embedded in the inner side of the side of the L-shaped plate (7). The end of the cushion (3) has a metal plate (305) corresponding to the electromagnet (8).

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