CN211559461U

CN211559461U - Detachable sofa convenient to mount

Info

Publication number: CN211559461U
Application number: CN201922500163.7U
Authority: CN
Inventors: 徐芳正
Original assignee: Vanguard Industry Jiaxing Co ltd
Current assignee: Vanguard Industry Jiaxing Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-25
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a sofa dismantled easy to assemble, including sofa seat, handrail and back, the lower extreme and the sofa seat of back are fixed through articulated, the handrail is provided with fixed trip on being close to one side of back, fixed trip's shape is L shape and colludes the claw downwards, fixed trip's below is provided with rotates fixed subassembly, it includes rotation control portion and rotation trip to rotate fixed subassembly, the shape that rotates the trip is L shape and colludes the claw upwards, the back is close to the fluting one that is provided with vertical direction on the lateral wall of handrail, fluting one is provided with horizontal fixed horizontal pole one and horizontal pole two, horizontal pole one is in directly over horizontal pole two, the claw that colludes of fixed trip colludes in horizontal pole one, the claw that colludes of rotating the trip colludes in horizontal pole two. The utility model discloses can enough make the handrail installation of sofa firm and connect the difficult not hard up in position, all very swift and convenient when installation and dismantlement.

Description

Detachable sofa convenient to mount

Technical Field

The utility model relates to a sofa technical field especially relates to a sofa dismantled easy to assemble.

Background

The traditional non-detachable sofa occupies a large space during transportation, and the transportation difficulty and the cost are greatly increased. In the prior art, the armrests of a part of sofas are detachable, and the armrests are easily detached from the sofa seats, so that the sofas are convenient to carry and transport by workers or users. The existing plugging mode is reserved with a certain plugging allowance to be installed, so that the installation speed is increased.

However, when the sofa is used, the armrest part is easily affected by the lateral force, and meanwhile, due to the reasons of processing precision or long service time and the like, the inserting part is easily loosened, so that the armrest part of the sofa shakes to influence the normal use. In addition, the installation in the plug-in mode needs to rotate a plurality of screws after the installation is completed, so that the sofa is very inconvenient and difficult to meet the requirements of consumers on quick installation and sofa disassembly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sofa armrest which can be firmly installed and the connection part is not easy to loosen; the detachable sofa is very fast and convenient to mount and dismount.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a sofa dismantled easy to assemble, includes sofa seat, handrail and back, the lower extreme and the sofa seat of back are fixed through articulated, its characterized in that: the utility model discloses a handrail, including handrail, fixed trip, rotation trip, horizontal pole two, be provided with fixed trip on one side that the handrail is close to the back, the shape of fixed trip is L shape and colludes the claw downwards, the below of fixed trip is provided with rotates fixed subassembly, it includes rotation control portion and rotation trip to rotate fixed subassembly, the shape of rotating the trip is L shape and colludes the claw upwards, the back is close to the fluting one that is provided with vertical direction on the lateral wall of handrail, fluting one is provided with horizontal pole one and horizontal pole two that the level is fixed, horizontal pole one is directly over horizontal pole two, the claw that colludes of fixed trip colludes in horizontal pole one, the claw that colludes of rotating the trip colludes in horizontal pole two.

Through the technical scheme, the rotating hook rotates downwards through the rotating control part when the handrail is installed, then the handrail is lifted to stretch the fixing hook into the first groove from the upper end of the first transverse rod to enable the hook claw of the fixing hook to hook on the first transverse rod, and then the rotating control part is controlled to enable the rotating hook to rotate upwards to hook the hook claw of the rotating hook on the second transverse rod. When the handrail is under the action of lateral force, the fixed clamping hook and the rotating clamping hook can hook the first cross rod and the second cross rod, so that the situation that the screw at the lower end is loosened due to the fact that the handrail inclines outwards is prevented; when the handrail receives upwards or decurrent power effect, fixed trip and rotation trip make the handrail can not rock in vertical direction on being fixed in the back from upper and lower both sides respectively, further prevent that the screw of lower extreme from producing not hard up.

The utility model discloses still further set up to: the inside of handrail is provided with the cavity, the rotation control portion sets up in the cavity, the lateral wall upper end of cavity is provided with fluting two, the centre of rotating the trip is provided with the both ends fixed connection at fluting two of dwang and dwang at the both ends of fluting two.

Through above-mentioned technical scheme, rotate the trip and can rotate on the dwang, rotate the trip through making and break away from horizontal pole two when the installation with dismantle the handrail, then take off fixed trip from horizontal pole one again.

The utility model discloses still further set up to: the rotation control portion comprises a limiting portion and a manual control portion, the limiting portion comprises a spring seat and a first spring, the spring seat is fixed at the top of the cavity, the first spring is arranged in the cavity, and one end, far away from the spring seat, of the first spring is fixedly connected to the upper end of the tail end of the rotation clamping hook.

Through the technical scheme, the elastic force of the first spring acts on the upper end of the tail end of the rotating hook, so that the hook claw part of the rotating hook tends to move upwards, the hook claw of the rotating hook is tightly attached to the second cross rod, and the rotating hook and the fixed hook are matched to better connect the armrest and the sofa seat.

The utility model discloses still further set up to: the manual control portion comprises a cover plate and an ejector rod, the cover plate is arranged in the cavity and located below the rotating clamping hook, the upper end of the ejector rod is fixedly connected to the lower end of the tail end of the rotating clamping hook, and the lower end of the ejector rod penetrates through the cover plate.

Through the technical scheme, when the handrail is detached, the push rod is pushed upwards to compress the first spring in the spring seat, so that the end part of the rotating hook rotates upwards, the hook claw of the rotating hook breaks away from the second cross rod, and then the fixed hook breaks away from the first cross rod by moving the handrail upwards to complete the detachment of the handrail.

The utility model discloses still further set up to: the lower end of the side wall of the cavity is provided with a third groove, and the lower end of the ejector rod is located in the third groove.

Through above-mentioned technical scheme, the staff can stretch into three pairs of control ejector pins rebound of fluting with the hand.

The utility model discloses still further set up to: the lower end of the ejector rod is provided with a rubber end cap.

Through above-mentioned technical scheme, rubber end cap can make installer better control ejector pin and can not be injured.

The utility model discloses still further set up to: the lower extreme of handrail is fixed with and is provided with the screw, be provided with the through-hole on the sofa seat, the screw sets up in the through-hole and the tip of screw is fixed through butterfly nut.

Through the technical scheme, the butterfly nut is convenient for installation personnel to manually install, so that the installation is more convenient.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the inner structure of the handrail of the present invention;

FIG. 3 is an enlarged schematic view of the part A of FIG. 2 according to the present invention;

fig. 4 is a schematic structural diagram of the present invention.

The reference numbers in the figures mean: 1. a sofa seat; 2. a handrail; 3. a backrest; 4. fixing a clamping hook; 5. rotating the fixed component; 6. a rotation control section; 7. rotating the hook; 8. grooving I; 9. a first cross bar; 10. a second cross bar; 11. a cavity; 12. grooving II; 13. rotating the rod; 14. a limiting part; 15. a manual control section; 16. a spring seat; 17. a first spring; 18. a cover plate; 19. a top rod; 20. grooving III; 21. a rubber end cap.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

The present invention will be described below with reference to fig. 1 to 4.

The utility model provides a sofa dismantled easy to assemble, includes sofa seat 1, handrail 2 and back 3, and the lower extreme of back 3 and the upper end rear side of sofa seat 1 are fixed through articulated, and the sofa can be with back 3 forward folding to sofa seat 1 when not using or transporting to reduce occupation space. The lower end of the armrest 2 is fixed with a screw, the sofa seat 1 is provided with a through hole, the screw is arranged in the through hole, and the end part of the screw is fixed through a butterfly nut. The butterfly nut facilitates manual installation of installation personnel, and installation is more convenient.

The handrail 2 is close to on one side of back 3 through screw fixedly connected with fixed trip 4, and fixed trip 4's shape is L shape and colludes the claw downwards, and fixed trip 4's below is provided with rotates fixed subassembly 5, rotates fixed subassembly 5 including rotation control portion 6 and rotation trip 7.

The shape of the rotary hook 7 is L-shaped, the hook claw faces upwards, a first groove 8 in the vertical direction is formed in the side wall, close to the handrail 2, of the backrest 3, the first groove 8 is provided with a first horizontal rod 9 and a second horizontal rod 10 which are horizontally fixed, two ends of the first horizontal rod 9 and the second horizontal rod 10 are fixedly connected to the side wall of the first groove 8, the first horizontal rod 9 is located right above the second horizontal rod 10, the hook claw of the fixed hook 4 hooks the first horizontal rod 9, and the hook claw of the rotary hook 7 hooks the second horizontal rod 10.

When the handrail 2 is installed, the rotating hook 7 rotates downwards through the rotating control part 6, then the handrail 2 is lifted to enable the fixing hook 4 to extend into the first groove 8 from the upper end of the first cross rod 9, so that the hook claw of the fixing hook 4 is hooked on the first cross rod 9, and then the rotating control part 6 is controlled to enable the rotating hook 7 to rotate upwards to hook the hook claw of the rotating hook 7 on the second cross rod 10. When the handrail 2 is under the action of lateral force, the fixed clamping hook 4 and the rotating clamping hook 7 can hook the first cross rod 9 and the second cross rod 10, so that screws at the lower end are prevented from loosening due to outward inclination of the handrail 2; when the armrest 2 is under upward or downward force, the fixed hook 4 and the rotary hook 7 are fixed on the backrest 3 from the upper and lower sides respectively, so that the armrest 2 cannot rock in the vertical direction, and the lower end screw is further prevented from loosening.

The inside of handrail 2 is provided with cavity 11, rotation control portion 6 sets up in cavity 11, the lateral wall upper end of cavity 11 is provided with two 12 of fluting, the centre of rotating trip 7 runs through the both ends fixed connection that is provided with dwang 13 and dwang 13 at the both ends of two 12 of fluting, it can rotate on dwang 13 to rotate trip 7, rotate trip 7 through making and break away from two 10 of horizontal pole when installation and dismantlement handrail 2, then take off fixed trip 4 from horizontal pole 9 again.

The rotation control portion 6 comprises a limiting portion 14 and a manual control portion 15, the limiting portion 14 comprises a spring seat 16 and a first spring 17, the spring seat 16 is fixed at the top of the cavity 11 through a screw, the first spring 17 is arranged in the spring seat 16, and one end, far away from the spring seat 16, of the first spring 17 is fixedly connected to the upper end of the tail end of the rotation clamping hook 7. The elasticity of the first spring 17 acts on the upper end of the tail end of the rotating hook 7, so that the hook claw part of the rotating hook 7 tends to move upwards, the hook claw of the rotating hook 7 is tightly attached to the second cross rod 10, and the rotating hook 7 is matched with the fixed hook 4 to better connect the armrest 2 and the sofa seat 1.

The manual control part 15 comprises a cover plate 18 and a push rod 19, the cover plate 18 is fixedly connected in the cavity 11 through a screw and located below the rotary hook 7, the upper end of the push rod 19 is fixedly connected to the lower end of the tail end of the rotary hook 7, and the lower end of the push rod 19 penetrates through the cover plate 18. When the handrail 2 is disassembled, the push rod 19 is pushed upwards to enable the first spring 17 in the spring seat 16 to be compressed, so that the end part of the rotating hook 7 rotates upwards, the hook claw of the rotating hook 7 is separated from the second cross rod 10, and then the handrail 2 can be moved upwards to separate the fixed hook 4 from the first cross rod 9 to complete the disassembly of the handrail 2; similarly, when the handrail 2 is installed, the ejector rod 19 needs to be pushed upwards to enable the hook claw of the rotating hook 7 to rotate downwards, then the hook claw of the fixed hook 4 is hooked on the first cross rod 9, and then the ejector rod 19 is loosened to enable the rotating hook 7 to hook the hook claw of the rotating hook 7 on the second cross rod 10 under the action of the first spring 17.

The lateral wall lower extreme of cavity 11 is provided with fluting three 20, and fluting three 20 sets up with the rear end of handrail 2, thereby has certain disguised can not influence the whole pleasing to the eye of sofa, and the lower extreme of ejector pin 19 is arranged in fluting three 20, and the lower extreme of ejector pin 19 is provided with rubber end cap 21, and rubber end cap 21 can make installer better control ejector pin 19 and can not be injured.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a sofa dismantled easy to assemble, includes sofa seat (1), handrail (2) and back (3), the lower extreme and the sofa seat (1) of back (3) are fixed through articulated, the lower extreme of handrail (2) passes through the screw fixation on sofa seat (1), its characterized in that: be provided with fixed trip (4) on handrail (2) are close to one side of back (3), the shape of fixed trip (4) is L shape and colludes the claw downwards, the below of fixed trip (4) is provided with rotates fixed subassembly (5), rotate fixed subassembly (5) including rotation control portion (6) and rotation trip (7), the shape that rotates trip (7) is L shape and colludes the claw upwards, be provided with fluting one (8) of vertical direction on back (3) is close to the lateral wall of handrail (2), fluting one (8) are provided with horizontal fixed horizontal pole one (9) and horizontal pole two (10), horizontal pole one (9) are in the horizontal pole two (10) directly over, the claw that colludes of fixed trip (4) colludes in horizontal pole one (9), the claw that colludes of rotating trip (7) colludes in horizontal pole two (10).

2. The detachable sofa of claim 1, wherein the detachable sofa further comprises: the inside of handrail (2) is provided with cavity (11), rotation control portion (6) set up in cavity (11), the lateral wall upper end of cavity (11) is provided with fluting two (12), the centre of rotating trip (7) is provided with both ends fixed connection at the both ends of fluting two (12) of dwang (13) and dwang (13).

3. The detachable sofa of claim 2, wherein the detachable sofa further comprises: rotation control portion (6) include spacing portion (14) and manual control portion (15), spacing portion (14) include spring holder (16) and spring (17), spring holder (16) are fixed at the top of cavity (11) just spring (17) set up in cavity (11), the one end fixed connection that spring holder (16) were kept away from in spring (17) rotates the terminal upper end of trip (7).

4. The detachable sofa of claim 3, wherein the detachable sofa further comprises: manual control portion (15) are including apron (18) and ejector pin (19), apron (18) set up in cavity (11) and are located the below of rotating trip (7), the upper end fixed connection of ejector pin (19) is at the terminal lower extreme of rotating trip (7), apron (18) is run through to the lower extreme of ejector pin (19).

5. The detachable sofa of claim 4, wherein the detachable sofa further comprises: the lower end of the side wall of the cavity (11) is provided with a third open groove (20), and the lower end of the ejector rod (19) is positioned in the third open groove (20).

6. The detachable sofa of claim 4 or 5, wherein: the lower end of the ejector rod (19) is provided with a rubber end cap (21).

7. The detachable sofa of claim 1, wherein the detachable sofa further comprises: the sofa seat (1) is provided with a through hole, the screw is arranged in the through hole, and the end part of the screw is fixed through a butterfly nut.