CN216220902U

CN216220902U - Rest area sofa

Info

Publication number: CN216220902U
Application number: CN202122559925.8U
Authority: CN
Inventors: 孙超
Original assignee: Beijing Huadimeng Furniture Co ltd
Current assignee: Beijing Huadimeng Furniture Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-04-08
Anticipated expiration: 2031-10-22

Abstract

The utility model relates to a rest area sofa, including the sofa body, the sofa body is including first sofa portion, second sofa portion and third sofa portion, first sofa portion with second sofa portion links to each other through first connection structure, second sofa portion with third sofa portion links to each other through second connection structure. This application has the effect that the transportation personnel of being convenient for transported the sofa.

Description

Rest area sofa

Technical Field

The application relates to the field of articles for daily use, in particular to a rest area sofa.

Background

Along with the gradual development of economy in China, the living standard of people is gradually improved, and the quality requirement of people on daily life is higher and higher, so that the corresponding market scale is gradually enlarged, when people visit the market for a long time, a rest area is generally arranged in the market in order to reduce fatigue caused by long-time walking or standing of the people, and a sofa is arranged at the rest area to meet the requirement of people for rest.

The sofa is generally longer in order to satisfy the demand of most people, and in order to satisfy the pleasing to the eye needs of market at ordinary times, generally sets up to the crooked structure of arc to increase holistic aesthetic feeling.

In view of the above-mentioned related technologies, the inventor thinks that due to the long arrangement and the curved arrangement of the sofa, the space utilization is poor in the transportation process, and the sofa is not easy to be reasonably arranged for mass transportation.

SUMMERY OF THE UTILITY MODEL

In order to facilitate transportation of the sofa by transportation personnel, the application provides the sofa in the rest area.

The application provides a rest area sofa, adopts following technical scheme:

the utility model provides a rest area sofa, including the sofa body, the sofa body is including first sofa portion, second sofa portion and third sofa portion, first sofa portion with second sofa portion links to each other through first connection structure, second sofa portion with third sofa portion passes through the second connection structure and links to each other.

Through adopting above-mentioned technical scheme, through falling into first sofa portion with the sofa body, second sofa portion and third sofa portion, thereby make and cut apart into a plurality of parts with holistic structure, and then be convenient for carry the sofa is whole, and fix first sofa portion and second sofa portion through first connection structure, be connected second sofa portion and third sofa portion through second connection structure, after the transportation, can assemble on the spot, the transportation personnel of being convenient for transport the sofa.

Optionally, the first connecting structure includes the first connecting block that the level set up, first locking hole has been seted up to first connecting block upper level, first connecting block with first sofa portion fixed connection, second sofa portion for first connecting block's position level has seted up first connecting groove, second sofa portion horizontal sliding connection has first locking block, first locking block deviates from one side in first connecting groove is provided with first elastic component, one side of first locking block is provided with the first structure of opening.

Through adopting above-mentioned technical scheme, stretch into the inside in the first connecting groove of second sofa portion through the first linkage block with first sofa portion, and then the first locking hole of first linkage block is relative with first locking piece for first elastic component promotes first locking piece and enters into the inside in first locking hole, fixes first linkage block in the inside of second sofa portion, and the operating personnel of being convenient for fixes first sofa portion and second sofa portion.

Optionally, the first opening structure includes a first opening rod disposed opposite to the first locking block, a first sliding groove is disposed at a position of the second sofa portion opposite to the first opening rod, the first opening rod is located inside the first sliding groove and slides relatively, the first locking block includes a first fixing portion departing from one side of the first opening rod and a first sliding portion close to one side of the first opening rod, and when one end of the first opening rod close to the first locking rod and one end of the first sliding groove close to the first locking block are flush, the first sliding portion is opposite to the first connecting block.

By adopting the technical scheme, the first opening rod moves towards one side close to the first locking block, and then the first opening rod pushes the first locking block to move towards one side of the first elastic piece, so that the first sliding part is opposite to the first connecting block, the first connecting block can push the first locking block to move towards one side close to the first elastic piece, and the first connecting block is moved, so that when the first locking hole of the first connecting block is opposite to the first locking block, the first elastic piece pushes the first locking block to extend into the first locking hole; when the first locking block needs to slide out from the inside of the first locking hole, the first opening rod is moved towards one side close to the first locking block, and then the first opening rod pushes the first locking block to move towards one side of the first elastic piece, so that the first sliding portion is opposite to the first connecting block, the first connecting block can push the first locking block to move towards one side close to the first elastic piece, and the first connecting block slides out from the inside of the first connecting groove.

Optionally, one side of the first opening rod is fixedly connected with a first limiting block, a first limiting groove is formed in the position, relative to the first limiting block, of the second sofa part, the first limiting block is located inside the first limiting groove and slides relative to the first limiting groove, and when the first limiting block is located at one end, close to the first locking block, of the first limiting groove, one end, close to the first locking block, of the first opening rod is flush with one end, close to the first locking block, of the first sliding groove.

Through adopting above-mentioned technical scheme, through first stopper at the inside relative slip of first spacing groove to be convenient for operating personnel controls the fixed of first locking piece to first connecting block or breaks away from according to the position that first stopper is located first spacing groove both ends.

Optionally, the side wall of the first fixing portion is provided with a first ball groove, a first ball is connected to the inside of the first ball groove in a rolling manner, and one end of the first ball is exposed from the inside of the first ball groove and is connected to the second sofa portion in a rolling manner.

Through adopting above-mentioned technical scheme, roll relatively in the inside of first ball groove through first ball to face friction between first fixed part and the second sofa portion changes rolling friction into, thereby reduces frictional force, and the first connecting block of being convenient for promotes first locking piece and removes.

Optionally, one end of the first connecting block, which is close to the first locking block, is horizontally provided with a first roller, the first roller is rotatably connected with the first connecting block, and the first connecting block is rotatably connected with a second roller relative to a top wall of one side of the first locking hole, which is close to the first locking block.

Through adopting above-mentioned technical scheme, the damage that contact position relative movement led to the fact between first locking piece and the first connecting piece can be reduced through the first gyro wheel that sets up and second rolling wheel, and the reduction of being convenient for is the friction of the hookup location between first locking piece and the first connecting piece.

Optionally, the length of the first opening rod is smaller than that of the first sliding groove, and when the first limiting block is located at one end, away from the first locking block, of the first limiting groove, one end, away from the first locking block, of the first opening rod is located inside the first sliding groove.

Through adopting above-mentioned technical scheme for first opening lever can not stretch out from the inside of second sofa portion, thereby reduces because first opening lever causes the condition that first locking piece and the relative break away from of second connecting block that the maloperation produced from the inside protrusion of second sofa portion.

Optionally, the second connection structure includes a second connection block horizontally arranged, a second locking hole is horizontally arranged on the second connection block, the second connection block is fixedly connected with a second sofa part, the third sofa part is provided with a second connection groove horizontally relative to the second connection block, the third sofa part is horizontally slidably connected with a second locking block, the second locking block deviates from one side of the second connection groove and is provided with a second elastic part, and one side of the second locking block is provided with a second opening structure.

Through adopting above-mentioned technical scheme, stretch into the inside of the second spread groove of third sofa portion through the second connecting block with second sofa portion, and then the second locking hole of second connecting block is relative with second locking block for the inside that second elastic component promoted second locking block and enters into the second locking hole fixes the inside at third sofa portion with the second locking block, and the operating personnel of being convenient for fixes second sofa portion and third sofa portion.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through dividing into first sofa portion, second sofa portion and third sofa portion with the sofa body to make and cut apart into a plurality of parts with holistic structure, and then be convenient for carry the sofa is whole, and fix first sofa portion and second sofa portion through first connection structure, be connected second sofa portion and third sofa portion through second connection structure, after the transportation, can assemble on the spot, the transportation personnel of being convenient for transport the sofa.

2. The first opening rod moves towards one side close to the first locking block, so that the first opening rod pushes the first locking block to move towards one side of the first elastic piece, the first sliding portion is opposite to the first connecting block, the first connecting block can push the first locking block to move towards one side close to the first elastic piece, and the first connecting block is moved, so that when the first locking hole of the first connecting block is opposite to the first locking block, the first elastic piece pushes the first locking block to extend into the first locking hole; when the first locking block needs to slide out from the inside of the first locking hole, the first opening rod is moved towards one side close to the first locking block, and then the first opening rod pushes the first locking block to move towards one side of the first elastic piece, so that the first sliding portion is opposite to the first connecting block, the first connecting block can push the first locking block to move towards one side close to the first elastic piece, and the first connecting block slides out from the inside of the first connecting groove.

3. The first limiting block slides relatively in the first limiting groove, so that an operator can control the first locking block to fix or separate from the first connecting block according to the positions of the first limiting block at the two ends of the first limiting groove.

Drawings

Fig. 1 is a schematic overall structure diagram of a rest area sofa according to an embodiment of the present application;

fig. 2 is a schematic overall structure diagram of a rest area sofa in an embodiment of the present application after assembling a first sofa part, a second sofa part and a third sofa part;

FIG. 3 is an exploded view of the first, second and third sofa sections of a lounge sofa of the present example;

FIG. 4 is a schematic view of a rest area sofa according to an embodiment of the present disclosure in a state where the first sofa portion and the second sofa portion are separated;

FIG. 5 is a cross-sectional view of a lounge sofa having first and second sofa sections secured relative to one another in accordance with an embodiment of the present disclosure;

FIG. 6 is a cross-sectional view of the first release lever of the first sofa portion and the second sofa portion of a lounge sofa of the present embodiment urging the first locking block toward the first spring;

FIG. 7 is a cross-sectional view of a second sofa portion and a third sofa portion of a lounge sofa of the present example of application as secured relative thereto;

fig. 8 is a sectional view of the second and third sofa portions of a lounge sofa according to an embodiment of the present application after the second unlocking lever has pushed the second locking block toward the second spring.

Description of reference numerals: 1. a sofa body; 11. a first sofa part; 12. a second sofa portion; 121. a first connecting groove; 122. a first spring groove; 1221. a first spring; 123. a first sliding groove; 124. a first limit groove; 13. a third sofa part; 131. a second connecting groove; 132. a second spring groove; 1321. a second spring; 133. a second sliding groove; 134. a second limit groove; 2. a first connecting structure; 21. a first connection block; 211. a first locking hole; 212. a first roller; 213. a second roller; 22. a first locking block; 221. a first ball groove; 222. a first ball bearing; 223. a first fixed part; 224. a first sliding section; 3. a first opening structure; 31. a first opening lever; 311. a first stopper; 4. a second connecting structure; 41. a second connecting block; 411. a second locking hole; 412. a third roller; 413. a fourth roller; 42. a second locking block; 421. a second ball groove; 422. a second ball bearing; 423. a second fixed part; 424. a second sliding section; 5. a second opening structure; 51. a second opening lever; 511. and a second limiting block.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses a rest area sofa. Referring to fig. 1 and 2, a sofa in a rest area includes a sofa body 1, and the sofa body 1 includes a first sofa part 11, a second sofa part 12 and a third sofa part 13 which are sequentially arranged.

Referring to fig. 2 and 3, the first sofa portion 11 is connected to the second sofa portion 12 through the first connecting structure 2, the second sofa portion 12 is connected to the third sofa portion 13 through the second connecting structure 4, two ends of the third sofa portion 13 are respectively connected to the second sofa portion 12, and then one end of the second sofa portion 12 departing from the third sofa portion 13 is connected to the first sofa portion 11, so that the sofa body 1 is formed by the two first sofa portions 11, the two second sofa portions 12 and the third sofa portion 13.

The first sofa part 11 and the third sofa part 13 are rectangular structures, and the second sofa part 12 is a curved structure, so that the first sofa part 11 is connected with the second sofa part 12, and the second sofa part 12 is connected with the third sofa part 13, so that the whole sofa body 1 forms a curved structure.

Referring to fig. 4 and 5, the first connecting structure 2 includes a first connecting block 21 horizontally disposed on a side wall of the first sofa portion 11 close to the second sofa portion 12, and a first connecting groove 121 horizontally disposed on a side wall of the second sofa portion 12 close to the first sofa portion 11, the first connecting groove 121 is opposite to the first connecting block 21, and the first connecting block 21 can extend into the first connecting groove 121 and is slidably connected between the first connecting block 21 and the second sofa portion 12.

Lie in first linkage 21 and go up the level and seted up first locking hole 211, first locking hole 211 runs through first linkage 21 completely, and when first linkage 21 stretches into the inside of first connecting groove 121 completely, second sofa portion 12 has seted up first spring groove 122 for the position level of first locking hole 211, the inside sliding connection who lies in first spring groove 122 has first locking piece 22, sliding connection between first locking piece 22 and the second sofa portion 12, and one side level that first locking piece 22 deviates from first linkage 21 is provided with first spring 1221.

Referring to fig. 5 and 6, a first roller 212 is rotatably connected to one end of the first connecting block 21, which is close to the first spring slot 122 and is away from the first sofa portion 11, and a second roller 213 is rotatably connected to one side of the first locking hole 211, which is close to the first roller 212 and is close to the first spring slot 122.

A first ball groove 221 is vertically formed in the side wall of the first locking block 22, a first ball 222 is connected to the inside of the first ball groove 221 in a rolling manner, one end of the first ball 222, which is away from the first locking block 22, is exposed from the inside of the first ball groove 221, and the first ball 222 is connected to the second sofa portion 12 in a rolling manner.

The first locking block 22 includes a first sliding portion 224 close to one side of the first connecting block 21 and a first fixing portion 223 away from one side of the first connecting block 21, and the first sliding portion 224 and the first fixing portion 223 are integrated. The first fixing portion 223 has a rectangular structure, and the side wall of the first sliding portion 224 is disposed obliquely and gradually inclines toward the center position from the end close to the first fixing portion 223 to the end away from the first fixing portion 223.

When the end of the first locking piece 22 facing away from the first spring 1221 is flush with the end wall of the first connecting groove 121 facing away from the first spring groove 122, the first sliding part 224 is opposite to the first locking piece 22.

The second sofa portion 12 is horizontally provided with a first opening structure 3 at a side of the first locking block 22 departing from the first spring 1221, the first opening structure 3 includes a first opening rod 31 horizontally arranged, the first opening rod 31 is arranged opposite to the first locking block 22, and the second sofa portion 12 is horizontally provided with a first sliding groove 123 relative to the first opening rod 31. One end of the first sliding groove 123 close to the first locking block 22 is an inclined side wall having the same structure as the first sliding portion 224 of the first locking block 22, one end of the first sliding groove 123 is communicated with the first connecting groove 121, the other end of the first sliding groove 123 is relatively communicated with the side wall of the second sofa portion 12, the first opening rod 31 is located inside the first sliding groove 123, and the first opening rod 31 is slidably connected with the second sofa portion 12.

The first stopper 311 is fixedly connected to one side of the first opening lever 31, the second sofa portion 12 has a first stopper groove 124 corresponding to the first stopper 311, the first stopper 311 is located inside the first stopper groove 124, and the first stopper 311 is slidably connected to the second sofa portion 12.

When the first stopper 311 is located at one end of the first stopper groove 124 close to the first locking piece 22, the end wall of one end of the first opening lever 31 close to the first locking piece 22 is flush with one end of the first sliding groove 123 close to the first connecting groove 121, and the first sliding part 224 is opposite to the first locking piece 22; when the first stopper 311 is located at an end of the first stopper groove 124 away from the first locking piece 22, the first opening rod 31 retracts into the first sliding groove 123 and the first locking piece 22 extends into the first sliding groove 123, and the first fixing portion 223 at this time is opposite to the first locking piece 22.

The length of the first opening rod 31 is smaller than that of the first sliding groove 123, and when the first stopper 311 is located at one end of the first stopper groove 124 departing from the first locking block 22, one end of the first opening rod 31 departing from the first locking block 22 is flush with the side wall of the second sofa portion 12.

When the first link block 21 is inserted into the first link groove 121, the first opening lever 31 is pushed, so that the first opening lever 31 pushes the first locking piece 22 to move toward one side of the first spring 1221, and the first sliding portion 224 is opposed to the first connecting block 21, so that the first connecting block 21 can push the first locking block 22 to move toward the inside of the first spring groove 122, when the first locking piece 22 is retracted into the first spring groove 122, the first connecting piece 21 is pushed to move, so that the first locking piece 22 is opposite to the first locking hole 211, and the first spring 1221 pushes the first locking piece 22 to protrude into the inside of the first locking hole 211, and the first locking piece 22 pushes the first opening lever 31 to move toward a side away from the first spring 1221, the first fixing portion 223 is made to face the first locking block 22, thereby fixing the first locking block 22 inside the second sofa portion 12.

When the first opening lever 31 is pushed to move toward the side close to the first spring 1221, the first opening lever 31 pushes the first locking block 22 to move so that the first sliding portion 224 is opposite to the first locking block 22, and the first connecting block 21 pushes the first locking block 22 to move toward the side of the first spring 1221 so that the first locking block 22 is disengaged from the first connecting block 21.

Referring to fig. 7 and 8, the second connecting structure 4 includes a second connecting block 41 fixed on a side wall of the second sofa portion 12 close to the third sofa portion 13 and horizontally fixed, and a second connecting groove 131 is horizontally formed on a side wall of the third sofa portion 13 close to the second sofa portion 12, the second connecting groove 131 is opposite to the second connecting block 41, and the second connecting block 41 can extend into the second connecting groove 131 and is slidably connected between the second connecting block 41 and the third sofa portion 13.

The second locking hole 411 is horizontally formed in the second connecting block 41, when the second connecting block 41 completely extends into the second connecting groove 131, the second spring groove 132 is formed in the position, corresponding to the second locking hole 411, of the third sofa part 13, the second locking block 42 is slidably connected to the inside of the second spring groove 132, the second locking block 42 is slidably connected to the third sofa part 13, and the second spring 1321 is horizontally arranged on one side, away from the second connecting block 41, of the second locking block 42.

A third roller 412 is rotatably connected to one end of the second connecting block 41, which is close to the side of the second spring groove 132 and is away from the second sofa portion 12, and a fourth roller 413 is rotatably connected to one side of the second locking hole 411, which is close to the third roller 412 and is close to the side of the second spring groove 132. The lateral wall of the second locking block 42 is vertically provided with a second ball groove 421, and the inside of the second ball groove 421 is connected with a second ball 422 in a rolling manner, the end of the second ball 422 departing from the second locking block 42 is exposed from the inside of the second ball groove 421, and the second ball 422 is connected with the third sofa part 13 in a rolling manner.

The second locking block 42 includes a second sliding part 424 near one side of the second connecting block 41 and a second fixing part 423 away from one side of the second connecting block 41, and the second sliding part 424 and the second fixing part 423 are integrated. The second fixing portion 423 is of a rectangular structure, and a side wall of the second sliding portion 424 is inclined and gradually inclined toward a central position from an end close to the second fixing portion 423 to an end away from the second fixing portion 423.

When the end of the second lock block 42 facing away from the second spring 1321 is flush with the end wall of the second connection groove 131 facing away from the second spring groove 132, the second slide portion 424 opposes the second lock block 42.

The third sofa part 13 is horizontally provided with a second opening structure 5 at a side of the second locking block 42 departing from the second spring 1321, the second opening structure 5 comprises a second opening rod 51 horizontally arranged, the second opening rod 51 is arranged opposite to the second locking block 42, and the third sofa part 13 is horizontally provided with a second sliding groove 133 relative to the second opening rod 51. One end of the second sliding groove 133 close to the second locking block 42 is an inclined side wall having the same structure as the second sliding portion 424 of the second locking block 42, the second sliding groove 133 is relatively communicated with the side wall of the third sofa portion 13, the second opening rod 51 is located inside the second sliding groove 133, and the second opening rod 51 is slidably connected with the third sofa portion 13.

The second limiting block 511 is fixedly connected to one side of the second opening lever 51, a second limiting groove 134 is formed in the position, corresponding to the second limiting block 511, of the third sofa part 13, the second limiting block 511 is located inside the second limiting groove 134, and the second limiting block 511 is connected with the third sofa part 13 in a sliding mode.

When the second limiting block 511 is located at one end of the second limiting groove 134 close to the second locking block 42, the end wall of the second opening lever 51 close to the second locking block 42 is flush with one end of the second sliding groove 133 close to the second connecting groove 131, and the second sliding portion 424 is opposite to the second locking block 42; when the second limiting block 511 is located at one end of the second limiting groove 134 departing from the second locking block 42, the second opening lever 51 retracts into the second sliding groove 133, and the second locking block 42 extends into the second sliding groove 133, and the second fixing portion 423 is opposite to the second locking block 42.

The length of the second opening lever 51 is smaller than that of the second sliding groove 133, and when the second limit block 511 is located at one end of the second limit groove 134 departing from the second locking block 42, one end of the second opening lever 51 departing from the second locking block 42 is flush with the side wall of the third sofa portion 13.

When the second connecting block 41 is inserted into the inside of the second connecting groove 131, the second opening lever 51 is pushed, so that the second opening lever 51 pushes the second locking block 42 to move toward one side of the second spring 1321, and the second sliding portion 424 is opposite to the second connection block 41, so that the second connection block 41 can push the second locking block 42 to move toward the inside of the second spring groove 132, when the second locking block 42 is retracted into the second spring groove 132, the second connecting block 41 is pushed to move, so that the second locking block 42 is opposed to the second locking hole 411, and the second spring 1321 pushes the second locking piece 42 to be protruded into the inside of the second locking hole 411, and the second locking block 42 pushes the second opening lever 51 to move toward a side away from the second spring 1321, the second fixing portion 423 is made to face the second locking block 42, and the second locking block 42 is fixed inside the third sofa portion 13.

When the second opening lever 51 is pushed to move toward a side close to the second spring 1321, the second opening lever 51 pushes the second locking block 42 to move so that the second sliding portion 424 is opposite to the second locking block 42, and the second connecting block 41 pushes the second locking block 42 to move toward a side of the second spring 1321 so that the second locking block 42 is disengaged from the second connecting block 41.

The implementation principle of the sofa in the rest area in the embodiment of the application is as follows: through stretching into the inside of first connecting link 21 to first connecting slot 121, promote first opening lever 31 and move towards the side that is close to first spring 1221, make first sliding part 224 relative with first connecting link 21, and then first connecting link 21 can promote first locking piece 22 and move towards one side of first spring 1221 and retract to the inside of first spring groove 122, and then when first locking piece 22 is relative with first locking hole 211, first spring 1221 can promote first locking piece 22 and enter into the inside of first locking hole 211, and first locking piece 22 promotes first opening lever 31 and moves towards the side that deviates from first connecting link 21, it is relative with first connecting link 21 with first fixed part 223, fix first connecting link 21 in the inside of second sofa portion 12.

By extending the second connecting block 41 into the second connecting groove 131, the second opening lever 51 is pushed to move toward the side close to the second spring 1321, so that the second sliding portion 424 is opposite to the second connecting block 41, and then the second connecting block 41 can push the second locking block 42 to move toward the side of the second spring 1321 and retract into the inside of the second spring groove 132, and when the second locking block 42 is opposite to the second locking hole 411, the second spring 1321 can push the second locking block 42 to enter the inside of the second locking hole 411, and the second locking block 42 pushes the second opening lever 51 to move toward the side away from the second connecting block 41, and the second fixing portion 423 is opposite to the second connecting block 41, and the second connecting block 41 is fixed inside the third sofa portion 13.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A rest area sofa is characterized in that: including sofa body (1), sofa body (1) is including first sofa portion (11), second sofa portion (12) and third sofa portion (13), first sofa portion (11) with second sofa portion (12) link to each other through first connection structure (2), second sofa portion (12) with third sofa portion (13) link to each other through second connection structure (4).

2. A lounge sofa as claimed in claim 1 wherein: first connection structure (2) including first linkage block (21) that the level set up, first locking hole (211) have been seted up to first linkage block (21) upper level, first linkage block (21) with first sofa portion (11) fixed connection, second sofa portion (12) for first connecting groove (121) have been seted up to the position level of first linkage block (21), second sofa portion (12) horizontal sliding connection has first locking piece (22), first locking piece (22) deviate from one side of first connecting groove (121) is provided with first elastic component, one side of first locking piece (22) is provided with first structure (3) of opening.

3. A lounge sofa as claimed in claim 2 wherein: the first opening structure (3) comprises a first opening rod (31) arranged opposite to the first locking block (22), the second sofa part (12) is provided with a first sliding groove (123) relative to the first opening rod (31), the first opening rod (31) is located inside the first sliding groove (123) and slides relatively, the first locking block (22) comprises a first fixing part (223) deviating from one side of the first opening rod (31) and a first sliding part (224) close to one side of the first opening rod (31), and when one end of the first opening rod (31) close to the first locking rod and one end of the first sliding groove (123) close to the first locking block (22) are flush, the first sliding part (224) is opposite to the first connecting block (21).

4. A lounge sofa as claimed in claim 3 wherein: one side fixedly connected with first stopper (311) of first opening lever (31), second sofa portion (12) for first stopper (311) position has seted up first spacing groove (124), first stopper (311) are located the inside and the relative slip of first spacing groove (124), work as first stopper (311) are located first spacing groove (124) are close to when the one end of first locking piece (22), first opening lever (31) are close to the one end of first locking piece (22) with first groove (123) that slides are close to the one end of first locking piece (22) flushes.

5. A lounge sofa as claimed in claim 3 wherein: the side wall of the first fixing portion (223) is provided with a first ball groove (221), a first ball (222) is connected to the inside of the first ball groove (221) in a rolling mode, and one end of the first ball (222) is exposed out of the inside of the first ball groove (221) and is connected with the second sofa portion (12) in a rolling mode.

6. A lounge sofa as claimed in claim 3 wherein: one end of the first connecting block (21) close to the first locking block (22) is horizontally provided with a first roller (212), the first roller (212) is rotatably connected with the first connecting block (21), and the first connecting block (21) is rotatably connected with a second roller (213) relative to the top wall of one side of the first locking hole (211) close to the first locking block (22).

7. A rest area sofa as claimed in claim 4, wherein: the length of the first opening rod (31) is smaller than that of the first sliding groove (123), and when the first limiting block (311) is located at one end, deviating from the first locking block (22), of the first limiting groove (124), one end, deviating from the first locking block (22), of the first opening rod (31) is located inside the first sliding groove (123).

8. A lounge sofa as claimed in claim 1 wherein: second connection structure (4) is including second connecting block (41) that the level set up, second locking hole (411) have been seted up to second connecting block (41) upper level, second connecting block (41) with second sofa portion (12) fixed connection, third sofa portion (13) for second connecting groove (131) have been seted up to the position level of second connecting block (41), third sofa portion (13) horizontal sliding connection has second locking piece (42), second locking piece (42) deviate from one side of second connecting groove (131) is provided with the second elastic component, one side of second locking piece (42) is provided with second opening structure (5).