CN106667121B - A multifunctional sofa bed - Google Patents

Abstract

The invention belongs to the technical field of furniture equipment manufacturing, and relates to a multifunctional sofa bed. Armrest adjustment device, support cover and safe, the armrest adjustment device is used to adjust the height and inclination of the armrest, which can meet the needs of different groups of people. The height of the inner tube can be adjusted through the cooperation of the stop piece, the telescopic rod and the stop groove, and the inner tube can be prevented Slide up and down; directly flip the load-bearing board to realize the free conversion of the bed and the sofa. The safe can be waterproof and insect-proof, realize good preservation, its main structure is simple, the design concept is ingenious, the installation and use are flexible and convenient, the application environment is friendly, and the market prospect is broad.

Description

A multifunctional sofa bed

Technical field:

The invention belongs to the technical field of furniture equipment manufacturing, and relates to a household sofa, in particular to a multifunctional sofa bed. The height of the armrest is adjusted by an armrest adjustment device to meet the needs of different groups of people. convert.

Background technique:

Sofa is a kind of upholstered multi-seat chair. It has a history of thousands of years. It is an indispensable piece of furniture in daily home life. It is used to provide people with rest and reception. Sofas are divided into general and Single-seat, two-seat, three-seat sofas and corner sofas, but the above-mentioned sofas all have the defects of single function and few controllable and adjustable modules without exception. In modern society, multi-functional, manipulable and humanized The concept is deeply rooted in the hearts of the people. Sofas with single functions are difficult to meet people's needs. Multifunctional smart homes are more favored by people and can better meet people's diverse needs. In the prior art, the Chinese patent application number CN201220667584.4 discloses a multifunctional sofa bed with a locker, including a base, a seat cushion on the installation base, and a back cushion hinged to the seat cushion through a two-speed ratchet wheel. The backrest cushion includes two main back cushions and a third back cushion which is located between the two main back cushions and is integrated with it. The armrest of the sofa cannot be adjusted, and the structure is relatively simple, and the practicability is not high enough; the Chinese patent application number CN201410844396.8 is published A combined sofa bed for changing space is proposed. The present invention includes a rear sofa, a front left sofa, a front right sofa, and a front left sofa. Slide rails are placed on each part, and the bed is formed by moving each sofa. The ground space is large, and the movement is time-consuming and laborious; the Chinese patent application number CN201520534408.7 discloses a combined sofa. The combined sofa body includes a reclining sofa, a pop-up sofa bed and a pop-up connection sofa. The interior of the reclining sofa Contains a pop-up sofa bed, the pop-up sofa bed contains a pop-up connection sofa inside, a pillow is provided on the rear of the upper surface of the reclining sofa, and a pop-up sofa bed switch is provided on the other side of the reclining sofa, and the bottom of the reclining sofa passes through The No. 1 pulley is slidingly connected to the pop-up sofa bed, and the bottom of the pop-up sofa bed is slidably connected to the bottom of the pop-up sofa through the No. 2 pulley. This invention does not have a sofa backrest and adjustment handle, and is mainly used as a bed. It is more practical as a sofa. Poor, therefore, the prior art needs to be improved and improved.

Invention content:

The purpose of the present invention is to overcome the shortcomings of the prior art, and seek to design a multifunctional sofa bed, which can adjust the height and inclination of the sofa armrest through the armrest adjusting device, so as to meet the needs of people with different heights, and can be stretched into a bed. To meet different functional requirements.

In order to achieve the above object, the main structure of the multifunctional sofa bed involved in the present invention includes: sofa backrest, support block, sofa armrest cushion, sofa armrest, sofa cushion, load-bearing plate, connecting shaft, support body, support base, armrest adjustment device , support cover and safe; the rear end of the upper surface of the sofa armrest with symmetrical structure on the left and right sides is fixed with a support block, and the upper part of the sofa armrest with symmetrical structure on the left and right sides is movably connected with a sofa armrest cushion for the hand Support; when the sofa needs to be unfolded and used as a bed, remove the sofa armrest cushion first, and the support block is used to support the ground to ensure the balance of the entire bed surface and prevent soiling the sofa armrest; the lower surface of the sofa armrest is close to the front and rear edges respectively There is an armrest adjustment device, which is used to adjust the height of the front and rear ends of the sofa armrest respectively to meet the needs of different people; the left and right sides of the sofa armrests are equipped with a rectangular wooden structure load-bearing plate in the middle, and the upper surface of the load-bearing plate is placed There is a sofa cushion with a double-layer folding structure. The material of the sofa cushion is sponge or other elastic material structure to ensure the comfort of use. The width of the sofa cushion is the same as that of the load-bearing plate. The load-bearing plate and the support at the lower end are rotated by connecting the shaft. Connection, the support body is used to support the load-bearing plate, the load-bearing plate can be flipped around the connection shaft, the maximum flip degree is 180°, after the load-bearing plate is turned 180°, the support block is supported on the ground, the lower surface of the load-bearing plate and the upper part of the support plate The support cover is on the same horizontal plane and forms the bed surface of the sofa bed. After unfolding, the sofa cushion of the double-layer folding structure can be placed on the bed surface of the sofa bed as a mattress; A safe to store important property and protect it from moisture and insects.

The main structure of the armrest adjustment device of the present invention includes: sleeve pipe, stop groove, control handle, inner tube, shaft hole, connection base, triangle connection frame, connection shaft, stop piece and telescopic rod; The upper and lower ends of the casing are open, and there is a rectangular opening on the front side. The left and right sides of the opening are tooth-shaped stop grooves, which are used to block the brake pads to prevent the inner tube from sliding. The inner tube is a rectangular parallelepiped tubular structure. Sleeves are arranged in layers, and the front side of the inner tube near the lower edge is connected with one end of the telescopic rod, and the other end of the telescopic rod passes through the opening on the front side of the sleeve and is fixedly connected with the rear side of the stopper. The front side of the handle is fixedly connected with the rear surface of the control handle. The telescopic rod can make the stop piece stuck in the stop slot in the natural length state to prevent the inner tube from sliding. When it is necessary to adjust the height of the inner tube, pull it forward The control handle can drive the telescopic rod out of the stop slot, and then move the control handle up and down to control the inner tube to move up and down and adjust it to a suitable height. After letting go, the telescopic rod will re-card the stop piece in the stop slot through its own contraction force; The upper ends of the front side and the rear side of the inner tube are respectively equipped with triangular connecting frames, and there are shaft holes near the top corners of the triangular connecting frames. The upper surface of the connecting base of the inverted triangle structure is fixedly connected with the lower surface of the sofa armrest, and the connecting base There is a through second shaft hole at the lower end, and the columnar connecting shaft is used to connect the movable shaft of the connecting base to the middle of the triangle connecting frame on the front and rear sides, so that the connecting base can rotate around the connecting shaft, and further drive the movement of the sofa armrest. When the inner tube on the front side of the sofa armrest and the inner tube on the rear side are at different heights, the sofa armrest is in an inclined state, and the connection structure of the connecting base and the triangle connecting frame shaft type can make the connecting base be in the same inclined state along with the sofa armrest, and Always form a stable support.

The main structure of the support body involved in the present invention is made of rigid metal material, the bottom plate of the support body is a stainless steel plate, and the inner cavity of the support body can be divided into 2-3 square spaces, or form a whole space, and each space is fixed Or there is a safe, which is always hidden and does not take up room space.

When the present invention is used as a sofa, the user sits directly on the sofa cushion, puts his hand on the armrest of the sofa, and adjusts the height and inclination of the armrest of the sofa by manipulating the handle in the armrest adjustment device to meet the needs of different people; When used as a bed, first remove the sofa armrest cushion and sofa cushion, then pull the load-bearing plate and rotate it 180° to make the load-bearing plate flat, unfold the sofa cushion and place it on the lower surface of the load-bearing plate and the support cover on the upper part of the support plate On the composed bed surface, the user sleeps directly on it. After using it, put away the sofa cushion and load-bearing board to restore the state of the sofa to realize the multi-functional value.

Compared with the prior art, the present invention uses the handrail adjusting device to adjust the height and inclination of the handrail, which can meet the needs of different groups of people. The height of the inner tube can be adjusted through the cooperation of the stop piece, the telescopic rod and the stop groove, and the inner tube can be prevented from Slide up and down; directly flip the load-bearing board to realize the free conversion of the bed and the sofa. The safe can be waterproof and insect-proof, realize good preservation, its main structure is simple, the design concept is ingenious, the installation is flexible and convenient, the application environment is friendly, and the market prospect is broad.

Description of drawings:

Fig. 1 is a schematic diagram of the principle of the main structure of the present invention when used as a sofa.

Fig. 2 is a schematic diagram of the principle of the main structure of the present invention when deployed as a bed.

Fig. 3 is a schematic diagram of the structural principle and positional relationship of the armrest adjusting device of the present invention.

Fig. 4 is a schematic diagram of the main structure of the operating handle, stop piece and telescopic rod involved in the present invention.

detailed description:

The present invention will be further described in detail below in conjunction with the accompanying drawings and examples.

Example 1:

The main structure of the multifunctional sofa bed involved in this embodiment includes: sofa backrest 1, support block 2, sofa armrest cushion 3, sofa armrest 4, sofa cushion 5, bearing plate 6, connecting shaft 7, support body 8, support base 9. Armrest adjustment device 10, support cover 11 and safe 12; the rear end of the upper surface of the sofa armrest 4 with symmetrical structure on the left and right sides is fixed with a support block 2, and the upper part of the sofa armrest 4 with symmetrical structure on the left and right sides is movable. The sofa armrest cushion 3 is connected to support the hand; when the sofa needs to be unfolded as a bed, the sofa armrest cushion 3 is removed first, and the support block 2 is used to support the ground, so as to ensure the balance of the entire bed surface and prevent it from getting dirty. Dirty sofa armrest 4; the lower surface of the sofa armrest 4 is provided with an armrest adjusting device 10 near the front and rear edges, which are used to adjust the heights of the front end and the rear end of the sofa armrest 4 to meet the needs of different people; The middle of the armrest 4 of the sofa is provided with a load-bearing plate 6 of a cuboid wooden structure, and the upper surface of the load-bearing plate 6 is provided with a sofa cushion 5 of a double-layer folding structure. The material of the sofa cushion 5 is a sponge or other elastic material structure to ensure the comfort of use. The width of the sofa cushion 5 is the same as the width of the load-bearing plate 6, the load-bearing plate 6 and the support body 8 at the lower end are connected in a rotational manner by connecting the rotating shaft 7, the support body 8 is used to support the load-bearing plate 6, and the load-bearing plate 6 can turn around the connecting shaft 7, The maximum turning degree is 180°. After the load-bearing plate 6 is turned over 180°, the support block 2 is supported on the ground, and the lower surface of the load-bearing plate 6 and the support cover 11 on the upper part of the support plate 8 are on the same horizontal plane and form the bed surface of the sofa bed. , the sofa cushion 5 of the double-layer folding structure can be placed on the bed surface of the sofa bed as a mattress after being unfolded; a metal safe 12 is placed in the inner chamber of the support body 8 of the hollow structure, which is used to store important property and prevent moisture pest control.

The main structure of the armrest adjustment device 10 described in this embodiment includes: a sleeve 101, a stop groove 102, a handle 103, an inner tube 104, a shaft hole 105, a second shaft hole 111, a connecting base 106, and a triangle connecting frame 107 , connecting shaft 108, stop piece 109 and telescopic rod 110; the upper and lower ends of the hollow sleeve 101 of cuboid structure are open, and the front side is provided with a rectangular opening, and the left and right sides of the opening are tooth-shaped stop grooves 102 for blocking Stop piece 109 prevents inner tube 104 from sliding, inner tube 104 is a cuboid tubular structure, the outer layer of inner tube 104 is provided with sleeve pipe 101, and the front side of inner tube 104 is connected with an end of telescopic rod 110 near the lower edge, The other end of the telescopic rod 110 passes through the opening on the front side of the sleeve pipe 101 and is fixedly connected with the rear side of the stopper 109, and the front side of the stopper 109 is fixedly connected with the rear surface of the control handle 103, and the telescopic rod 110 is fixed at the natural length In this state, the stop piece 109 can be stuck in the stop groove 102 to prevent the inner tube 104 from sliding. When the height of the inner tube 104 needs to be adjusted, the telescopic rod 110 can be driven out of the stop groove 102 by pulling the control handle 103 forward. , and then move the control handle 103 up and down to control the inner tube 104 to move up and down and adjust to a suitable height. After letting go, the telescopic rod 110 makes the stop piece 109 get stuck in the stop groove 102 again through its own contraction force; the front of the inner tube 104 The upper ends of the side and the rear side are respectively provided with a triangular connecting frame 107, and there are shaft holes 105 near the top corners of the triangular connecting frame 107. The lower end of the base 106 has a through second shaft hole 111, and the columnar connecting shaft 108 is used to connect the movable base 106 to the middle of the triangle connecting frame 107 on the front and rear sides, so that the connecting base 106 can rotate around the connecting shaft 108 , to further drive the sofa armrest 4 to move, when the inner tube 104 on the front side of the sofa armrest 4 and the inner tube 104 on the rear side are in different height states, the sofa armrest 4 is in a tilted state, and the connecting base 106 is connected with the triangular connecting frame 107 shaft type The structure enables the connecting base 106 to be in the same inclined state along with the sofa armrest 4, and to form a stable support all the time.

The main structure of the support body 8 involved in this embodiment is made of rigid metal material, the bottom plate of the support body 8 is a stainless steel plate, and the inner cavity of the support body 8 can be divided into 2-3 square spaces, or form a whole space, A safe 12 is fixed or placed in each space, and the safe 12 is always hidden and does not occupy room space.

When the present embodiment is used as a sofa, the user sits directly on the sofa cushion 5, puts the hand on the armrest 4 of the sofa, and adjusts the height and inclination of the armrest of the sofa by manipulating the handle 103 in the armrest adjustment device 10. To meet the needs of different people; when this embodiment is used as a bed, first remove the sofa armrest cushion 3 and sofa cushion 5, then pull the load-bearing plate 6 and rotate 180° to make the load-bearing plate 6 flat, and unfold the sofa cushion 5 After being placed on the bed surface formed by the lower surface of the load-bearing plate 6 and the support cover 11 on the top of the support plate 8, the user directly sleeps on it, and after use, the sofa cushion 5 and the load-bearing plate 6 are put away, and the sofa state is restored to realize Versatile value.

Claims (2)

1. A multifunctional sofa bed is characterized in that the main structure of the sofa bed comprises: the sofa comprises a sofa backrest, a supporting block, a sofa armrest soft cushion, a sofa armrest, a sofa cushion, a bearing plate, a connecting rotating shaft, a supporting body, a supporting base, an armrest adjusting device, a supporting cover and a safe box; the back end of the upper surface of the sofa armrest with the symmetrical structure at the left and right sides is fixedly provided with a supporting block, and the upper part of the sofa armrest with the symmetrical structure at the left and right sides is movably connected with a sofa armrest soft cushion for supporting hands; when the sofa needs to be unfolded to be used as a bed, the soft cushion of the sofa armrest is firstly detached, and the supporting block is used for supporting the ground so as to ensure the balance of the whole bed surface and prevent the sofa armrest from being polluted; the lower surfaces of the sofa armrests are respectively provided with an armrest adjusting device near the front edge and the rear edge, and the armrest adjusting devices are used for respectively adjusting the heights of the front end and the rear end of the sofa armrest so as to meet the requirements of different people; the middle of the sofa armrest on the left side and the right side is provided with a bearing plate with a cuboid wood structure, the upper surface of the bearing plate is provided with a sofa cushion with a double-layer folding structure, the sofa cushion is made of sponge or other elastic materials and is in a comfortable use, the width of the sofa cushion is the same as that of the bearing plate, the bearing plate is rotatably connected with a support body at the lower end through a connecting rotating shaft, the support body is used for supporting the bearing plate, the bearing plate can turn over around the connecting rotating shaft, the maximum turning degree is 180 degrees, after the bearing plate turns over for 180 degrees, the support block is supported on the ground, the lower surface of the bearing plate and the support cover at the upper part of the support plate are on the same horizontal plane and form the bed surface of the sofa bed, and after the sofa cushion with the double-layer folding structure is unfolded, the sofa cushion can be arranged on the bed surface of the sofa bed as a mattress; a safe made of metal is arranged in an internal cavity of the support body with a hollow structure and is used for storing important properties and preventing moisture and insects; the main structure of the armrest adjusting device comprises: the device comprises a sleeve, a stop groove, an operating handle, an inner tube, a shaft hole, a connecting base, a triangular connecting frame, a connecting shaft, a stop piece and a telescopic rod; the upper end and the lower end of a hollow sleeve of a cuboid structure are opened, a rectangular opening is formed in the front side face of the hollow sleeve, tooth-shaped stopping grooves are formed in the left side face and the right side face of the opening and used for clamping a brake piece to prevent the inner tube from sliding, the inner tube is of a cuboid tubular structure, a sleeve is arranged on the outer layer of the inner tube, the position, close to the lower edge, of the front side face of the inner tube is connected with one end of a telescopic rod, the other end of the telescopic rod penetrates through the opening in the front side face of the sleeve and is fixedly connected with the rear side face of the stopping piece, the front side face of the stopping piece is fixedly connected with the rear surface of an operating handle, the stopping piece can be clamped in the stopping groove by the telescopic rod in a natural length state to prevent the inner tube from sliding, when the height of the inner tube needs to be adjusted, the telescopic rod can be driven to be separated from the stopping groove by pulling the operating handle forwards, then the operating handle is moved up and down to adjust the inner tube to a proper height, and the telescopic rod can be re-clamped in the stopping groove by self-contraction force after the handle is loosened; the upper ends of the front side face and the rear side face of the inner tube are respectively provided with a triangular connecting frame, the vertex angle position close to the triangular connecting frame is provided with a shaft hole, the upper surface of a connecting base of an inverted triangular structure is fixedly connected with the lower surface of a sofa armrest, the lower end of the connecting base is provided with a through shaft hole, a columnar connecting shaft is used for connecting a movable shaft of the connecting base to the middle of the triangular connecting frame of the front side and the rear side, the connecting base can rotate around the connecting shaft and further drive the sofa armrest to move, when the inner tube of the front side of the sofa armrest and the inner tube of the rear side are in different height states, the sofa armrest is in an inclined state, and the rotating shaft type connecting structure of the connecting base and the triangular connecting frame can enable the connecting base to be in the same inclined state along with the sofa armrest and form stable support all the time.

2. The multifunctional sofa bed according to claim 1, wherein the main structure of the supporting body is made of rigid metal material, the bottom plate of the supporting body is made of stainless steel material, the inner cavity of the supporting body can be divided into 2-3 square spaces or form an integral space, each space is fixed or provided with a safe box, and the safe box is always in a hidden state and does not occupy room space.

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