CN209733178U

CN209733178U - extensible sofa

Info

Publication number: CN209733178U
Application number: CN201821132236.0U
Authority: CN
Inventors: 段敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-17
Filing date: 2018-07-17
Publication date: 2019-12-06
Anticipated expiration: 2028-07-17

Abstract

The utility model discloses an extensible sofa, including two first sofas, the equal fixed backup pad that is equipped with in bottom of two first sofas, be equipped with the second sofa between two first sofas, the fixed plate that is equipped with in bottom of second sofa, the equal fixedly connected with fixed block in both ends of fixed plate, two fixed blocks all rotate through the pivot and are connected with the connecting rod, the one end that the fixed plate was kept away from to two connecting rods all rotates through the pivot and is connected with T shape slider, the T shape spout with T shape slider assorted T shape is all seted up to the bottom of two first sofas, the bottom four corners department of second sofa is all fixed and is equipped with a support cylinder, the inside movable sleeve of a support cylinder is equipped with the support column, the recess that two sym. The utility model discloses can effectually extend or shorten the length of sofa to practice thrift sofa occupation space, the people of being convenient for use.

Description

Extensible sofa

Technical Field

The utility model relates to the technical field of furniture, especially, relate to an extensible sofa.

Background

The sofa is a foreign word and is formed according to the sound translation of the English word sofa, and is a multi-seat chair with cushions, a backrest chair with springs or thick foam plastics and the like, and armrests are arranged on two sides, so that the sofa is one of soft furniture.

With the improvement of living conditions of people, most families have the sofa, at present, the length of the sofa is generally fixed and can not be extended, when the number of users is large, a longer sofa is needed, but when the sofa is not used, the longer sofa occupies a larger space and brings inconvenience to people, and therefore, the extensible sofa is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the length of the sofa in the prior art is generally fixed and can not be extended, when the number of users is large, a longer sofa is needed, but when the sofa is not used, the longer sofa occupies a larger space and brings inconvenience to people, and the extensible sofa is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

An extensible sofa comprises two first sofas, wherein the bottoms of the two first sofas are fixedly provided with a supporting plate, a second sofa is arranged between the two first sofas, the bottom of the second sofa is fixedly provided with a fixed plate, the two ends of the fixed plate are fixedly connected with fixed blocks, the two fixed blocks are rotatably connected with connecting rods through shaft pins, one ends of the two connecting rods, far away from the fixed plate, are rotatably connected with T-shaped sliding blocks through shaft pins, the bottoms of the two first sofas are respectively provided with T-shaped sliding grooves matched with the T-shaped sliding blocks, the four corners of the bottom of the second sofa are respectively fixedly provided with a supporting cylinder, a supporting column is movably sleeved in the supporting cylinder, the side wall of the supporting column is provided with two symmetrically arranged grooves, the inside of each groove is movably provided with a limiting block, and the side wall of the supporting cylinder is provided with two groups of, the two sets of limiting holes are respectively located on the upper side and the lower side of the side wall of the supporting cylinder, the limiting block is located at the first spring fixedly connected with one end inside the groove, the first sliding blocks symmetrically arranged are fixedly arranged at one end, located inside the groove, of the side wall of the limiting block, and first sliding grooves matched with the first sliding blocks are formed in the side wall of the groove.

Preferably, the bottom of the supporting column is fixedly provided with a backing plate, and the bottom of the backing plate is provided with anti-skid grains.

Preferably, the bottom of the supporting plate is embedded with a ball, and the ball is movably connected with the supporting plate.

Preferably, one end of the supporting column located inside the supporting cylinder is fixedly connected with a second spring.

Preferably, the T-shaped sliding block is close to one end of the second sofa and fixedly connected with a third spring, a sliding rod is further arranged inside the T-shaped sliding groove, one end of the sliding rod penetrates through the T-shaped sliding block and is in sliding connection with the T-shaped sliding block, two ends of the sliding rod are fixedly connected with two side walls of the T-shaped sliding groove respectively, and the sliding rod is movably sleeved with the third spring.

Preferably, two lateral walls of the second sofa are both fixedly provided with second sliding blocks, and two lateral walls opposite to the first sofa are both provided with second sliding grooves matched with the second sliding blocks.

Compared with the prior art, the utility model provides an extensible sofa possesses following beneficial effect:

1. The extensible sofa has the advantages that the two first sofas move towards two opposite directions respectively through the two first sofas, so that the two T-shaped sliding blocks can move relatively in the T-shaped sliding grooves and respectively compress the two third springs, when the distance between the two first sofas is equal to the width of the second sofa, the two T-shaped sliding blocks can respectively exert elastic force on the two T-shaped sliding blocks through the two third springs, the two T-shaped sliding blocks can respectively exert pulling force on the two connecting rods, the two connecting rods can respectively exert pulling force on the two fixed blocks, the two fixed blocks can exert pulling force on the fixed plate, so that the fixed plate can be driven to move upwards, the fixed plate can drive the second sofa to move upwards, so that the two first sofas and the second sofa can be connected, the length of the sofa is prolonged, when the second sofa needs to be stored, the second sofa can move downwards, therefore, the two first sofas can move relatively, and the second sofa can be stored and the length of the sofa can be shortened.

2. this extensible sofa, can exert elasticity and insert spacing hole with the stopper through being equipped with first spring, the support column can support a support section of thick bamboo through the stopper, a support section of thick bamboo can support the second sofa, the pulling force can be applyed to the fixed plate to the second sofa, the fixed plate can support two first sofas respectively through two fixed blocks, thereby make the sofa place stably, can adjust the position of stopper through two sets of spacing holes that are equipped with, thereby can adjust the length of support column and a support section of thick bamboo, thereby when the second sofa is collected, can support two first sofas, make the sofa place stably.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can effectually extend or shorten the length of sofa, practice thrift sofa occupation space, the people of being convenient for use.

Drawings

Fig. 1 is a schematic structural view of an extendable sofa according to the present invention;

Fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: the sofa comprises a first sofa 1, a support plate 2, a second sofa 3, a fixed plate 4, a connecting rod 5, a T-shaped sliding block 6, a support cylinder 7, a support column 8, a limiting block 9, a first spring 10, a first sliding block 11, a backing plate 12, a second spring 13, a third spring 14, a sliding rod 15 and a second sliding block 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, an extensible sofa comprises two first sofas 1, wherein the bottoms of the two first sofas 1 are both fixedly provided with a supporting plate 2, the bottom of the supporting plate 2 is embedded with a ball which is movably connected with the supporting plate 2 so as to reduce the friction force between the two first sofas 1 and the ground and facilitate the movement of the two first sofas 1, a second sofa 3 is arranged between the two first sofas 1, the bottom of the second sofa 3 is fixedly provided with a fixing plate 4, both ends of the fixing plate 4 are both fixedly connected with fixing blocks, both the fixing blocks are both rotatably connected with connecting rods 5 through shaft pins, one ends of the two connecting rods 5 far away from the fixing plate 4 are both rotatably connected with T-shaped sliding blocks 6 through shaft pins, the bottoms of the two first sofas 1 are both provided with T-shaped sliding grooves matched with the T-shaped sliding blocks 6, one ends of the T-shaped sliding blocks, when the distance between two first sofas 1 is equal to the width of a second sofa 3, two third springs 14 are arranged to apply elastic force to two T-shaped sliding blocks 6 respectively, the two T-shaped sliding blocks 6 are capable of applying tensile force to two connecting rods 5 respectively, the two connecting rods 5 are capable of applying tensile force to two fixed blocks respectively, the two fixed blocks are capable of applying tensile force to a fixed plate 4 so as to drive the fixed plate 4 to move upwards, the fixed plate 4 is capable of driving the second sofa 3 to move upwards so as to connect the two first sofas 1 and the second sofa 3, a sliding rod 15 is further arranged inside the T-shaped sliding chute so as to extend the length of the sofa, one end of the sliding rod 15 penetrates through the T-shaped sliding block 6 and is connected with the T-shaped sliding block 6 in a sliding manner, two ends of the sliding rod 15 are fixedly connected with two side walls of the T-shaped sliding chute respectively, and the sliding rod 15 is movably sleeved with the third springs, the four corners at the bottom of the second sofa 3 are fixedly provided with supporting cylinders 7, supporting columns 8 are movably sleeved in the supporting cylinders 7, one ends of the supporting columns 8 positioned in the supporting cylinders 7 are fixedly connected with second springs 13 so as to be convenient for moving the supporting columns 8 out of the supporting cylinders 7, backing plates 12 are fixedly arranged at the bottoms of the supporting columns 8, anti-skid lines are arranged at the bottoms of the backing plates 12 so as to increase the supporting area of the supporting columns 8 on the ground and increase the friction force, so that the sofa is supported more stably, the side walls of the supporting columns 8 are provided with two symmetrically arranged grooves, limiting blocks 9 are movably arranged in the grooves, two sets of limiting holes matched with the limiting blocks 9 are arranged on the side walls of the supporting cylinders 7, the two sets of limiting holes are respectively positioned at the upper side and the lower side of the side walls of the supporting cylinders 7, one ends of the limiting blocks 9 positioned in the grooves are fixedly connected with first springs 10, and one ends of the, the lateral wall of recess is seted up with first slider 11 assorted first spout, and two lateral walls of second sofa 3 are all fixed and are equipped with second slider 16, and two lateral walls that two first sofas 1 are relative all seted up with second slider 16 assorted second spout, and when can making two first sofas 1 and the concatenation of second sofa 3, the sofa is more stable.

In the utility model, when in use, the two first sofas 1 are respectively moved towards two opposite directions through the two first sofas 1, so that the two T-shaped sliders 6 relatively move in the T-shaped sliding grooves and respectively compress the two third springs 14, when the distance between the two first sofas 1 is equal to the width of the second sofa 3, the two T-shaped sliders 6 are respectively applied with elastic force through the two third springs 14, the two T-shaped sliders 6 respectively apply pulling force to the two connecting rods 5, the two connecting rods 5 respectively apply pulling force to the two fixed blocks, the two fixed blocks apply pulling force to the fixed plate 4, so as to drive the fixed plate 4 to move upwards, the fixed plate 4 drives the second sofa 3 to move upwards, so that the two first sofas 1 are connected with the second sofa 3, so that the length of the sofas is prolonged, when the second sofa 3 needs to be stored, move the second sofa 3 downwards, thereby make two first sofas 1 relative movement, thereby collect the second sofa 3 and shorten the length of sofa, exert elasticity and insert spacing hole with the stopper 9 through being equipped with first spring 10 to the stopper 9, support column 8 can support a support section of thick bamboo 7 through stopper 9, a support section of thick bamboo 7 supports second sofa 3, second sofa 3 applys the pulling force to fixed plate 4, fixed plate 4 supports two first sofas 1 respectively through two fixed blocks, thereby make the sofa place stably, adjust the position of stopper 9 through two sets of spacing holes that are equipped with, thereby adjust the length of support column 8 and a support section of thick bamboo 7, thereby when second sofa 3 collects, support two first sofas 1, make the sofa place stably.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An extensible sofa comprises two first sofas (1) and is characterized in that supporting plates (2) are fixedly arranged at the bottoms of the two first sofas (1), a second sofa (3) is arranged between the two first sofas (1), a fixing plate (4) is fixedly arranged at the bottom of the second sofa (3), fixing blocks are fixedly connected to the two ends of the fixing plate (4), connecting rods (5) are rotatably connected to the two fixing blocks through shaft pins, T-shaped sliding blocks (6) are rotatably connected to the ends, far away from the fixing plate (4), of the two connecting rods (5) through shaft pins, T-shaped sliding grooves matched with the T-shaped sliding blocks (6) are formed in the bottoms of the two first sofas (1), supporting cylinders (7) are fixedly arranged at the four corners of the bottom of the second sofa (3), and supporting columns (8) are movably sleeved in the supporting cylinders (7), the recess that two symmetries set up is seted up to the lateral wall of support column (8), the inside activity of recess is equipped with stopper (9), the lateral wall of a support section of thick bamboo (7) seted up with two sets of and stopper (9) assorted spacing hole, two sets of spacing holes are located the upper and lower both sides setting of the lateral wall of a support section of thick bamboo (7) respectively, stopper (9) are located the first spring of the inside one end fixedly connected with (10) of recess, the lateral wall of stopper (9) is located the fixed first slider (11) that are equipped with two symmetries and set up of the inside one end of recess, the first spout with first slider (11) assorted is seted up to the lateral wall of recess.

2. The extendable sofa of claim 1, wherein a base plate (12) is fixedly arranged at the bottom of the supporting column (8), and the base plate (12) is provided with anti-skid veins at the bottom.

3. Extensible sofa according to claim 1, characterised in that the bottom of the support plate (2) is embedded with balls, which are movably connected to the support plate (2).

4. An extensible sofa according to claim 1, characterised in that the support column (8) is fixedly connected with a second spring (13) at its end inside the support tube (7).

5. the extensible sofa according to claim 1, wherein a third spring (14) is fixedly connected to one end of the T-shaped sliding block (6) close to the second sofa (3), a sliding rod (15) is further arranged inside the T-shaped sliding chute, one end of the sliding rod (15) penetrates through the T-shaped sliding block (6) and is slidably connected with the T-shaped sliding block (6), two ends of the sliding rod (15) are fixedly connected with two side walls of the T-shaped sliding chute, respectively, and the sliding rod (15) is movably sleeved with the third spring (14).

6. The extendable sofa according to claim 1, wherein the second sofa (3) has two fixed sliding blocks (16) on two side walls, and two opposite side walls of the first sofa (1) have second sliding grooves matching with the second sliding blocks (16).