CN220859784U - Quick conversion structure of sofa bed frame - Google Patents
Quick conversion structure of sofa bed frame Download PDFInfo
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- CN220859784U CN220859784U CN202322600579.2U CN202322600579U CN220859784U CN 220859784 U CN220859784 U CN 220859784U CN 202322600579 U CN202322600579 U CN 202322600579U CN 220859784 U CN220859784 U CN 220859784U
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 2
- 239000004576 sand Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a rapid conversion structure of a sofa bed frame, which belongs to the technical field of sofa beds and comprises a backrest, a sofa plate and an extension plate, wherein the extension plate is inserted into the sofa plate, two connecting strips positioned in the sofa plate are provided with mounting holes, clamping blocks are arranged in the mounting holes, clamping grooves are formed in the inserting strips at the middle part of the extension plate, an extrusion plate for extruding the clamping blocks is arranged in the inserting strips, a trigger block is arranged at the middle part of the extrusion plate, and a sliding rod is connected at the middle part of the extrusion plate in a sliding manner. This rapid changeover structure of sofa bed frame, through slide bar extrusion trigger piece, drive the stripper plate with the chucking piece extrude chucking groove, realize relieving the locking of sofa board to the extension board, only need push-and-pull slide bar can realize the quick release sand send the board to the locking of frame to the extension board and realize the locking of sofa board to the extension board, easy operation is quick during the change structure, has saved the time that the change over structure needs, improves the use experience of sofa bed.
Description
Technical Field
The utility model belongs to the technical field of sofa bed, and particularly relates to a rapid conversion structure of a sofa bed frame.
Background
The sofa bed refers to furniture capable of being used as a sofa and a bed. Modern living room arrangement is advocated and concise, multifunctional furniture becomes more and more a popular choice, and sofa bed is one of them. In small living rooms, a sofa bed is necessary to meet occasional visitor living needs. Typically, the sofa bed can be placed in a living room or study room to serve as a seat; the sofa bed is unfolded at night when a guest comes, and the bed is just a bed after the sleeping bed is laid. In a common house like a three-room two-hall, the sofa bed can also be outside the guest sleeping bed to help the host cope with occasional visiting of a plurality of guests.
The utility model discloses a sofa bed, which is disclosed in the patent with the publication number of CN218869848U and comprises a backrest, a lengthening plate, a sofa cushion and a sofa plate, wherein the sofa plate is fixed between two lapping plates, a plurality of equally-spaced inserting grooves are formed in the upper end surface of the sofa plate, the lengthening plate comprises a long plate and supporting bars, a plurality of equally-spaced supporting bars are fixed on the left side surface of the long plate, the supporting bars are slidably inserted in the inserting grooves, the lengthening plate can be pulled out outwards to increase the service area of the sofa plate when needed, so that the sofa bed is formed, the versatility is increased, and rollers are arranged below the lengthening plate, so that the lengthening plate can be pulled out quickly, and the convenience is improved.
But when it is taken out during the use or take out after accomplishing, need use the locking lever that is located the both sides end of sofa board to remove fixed and fix again the extension board, but sofa board length is longer, need come and go sofa both ends twice when expanding the extension board, and the operation is comparatively loaded down with trivial details complicacy when pulling out the extension board, and the transform structure needs more time, influences use experience.
Therefore, we propose a rapid conversion structure of sofa bed frame to solve the above problems.
Disclosure of utility model
The utility model aims to solve the problems that in the prior art, when a lengthened plate is pulled out, the operation is complicated, the time required for a conversion structure is long, and the use experience is affected.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The rapid conversion structure of the sofa bed frame comprises a backrest, a sofa plate and an extension plate, wherein the sofa plate is fixedly connected to the backrest plate, a plurality of equidistant inserting grooves are formed in the sofa plate at equal intervals, a plurality of connecting strips are formed in the sofa plate, a plurality of equidistant connecting grooves which are distributed in a staggered manner with the inserting grooves are formed in the extension plate, a plurality of inserting strips are formed in the extension plate, and mutual inserting sliding connection is realized between the extension plate and the sofa plate through the inserting grooves and the connecting grooves;
the number of the inserting grooves is odd, symmetrically distributed mounting cavities are formed in the vertical side walls, close to each other, of the two connecting strips positioned in the middle of the sofa board, springs are fixedly connected in the mounting cavities, and clamping blocks are fixedly connected to the movable ends of the springs;
The utility model discloses a sofa board, including the cavity, two vertical lateral walls that are located the grafting strip at extension board middle part are parallel to each other set up with chucking piece matched with chucking chamber, this set up the cavity in the grafting strip, correspond two chucking chambeies and slide respectively and be connected with two stripper plates in the cavity, two equal fixedly connected with extrusion piece on the stripper plate, the extrusion piece position corresponds chucking chamber position, two equal fixedly connected with opposite directions in one end middle part that the stripper plate is close to each other distributes's contact block, the handle chamber has been seted up in extension board keeping away from sofa board one end middle part, cavity middle part sliding connection has a slide bar that runs through to the handle chamber, just the slide bar is located two between the stripper plate, the slide bar is close one end contact fixedly connected with extrusion piece.
Through setting up chucking piece cooperation chucking chamber, the chucking intracavity sets up the stripper plate, has realized promoting the slide bar and can realize the pine of taking off between extension board and the sofa board, is convenient for change the function of sofa bed structure.
Preferably, two symmetrically distributed mounting cavities are provided with two groups, and the two groups are respectively positioned at the front end and the rear end of the connecting groove in the middle of the sofa plate.
Through setting up the installation cavity at both ends around two sets of respectively being located sofa board middle part spread groove, can both realize the fixed to the extension board when having realized tightening up and pulling out the extension board.
Preferably, a handle plate is connected in the handle cavity in a sliding way, and the handle plate is fixedly connected with the sliding rod.
Through setting up the handle board, realize the function of being convenient for pulling the slide bar.
Preferably, the extrusion block is a triangular wedge block, and two inclined planes of the triangular wedge block correspond to the two trigger blocks.
Through setting up extrusion piece for triangle-shaped voussoir, realize being convenient for extrude simultaneously and trigger the function that the piece drove the extrusion plate and extrude chucking groove with the chucking piece.
Preferably, the lower end of the sofa board, which is close to one end of the extension board, is fixedly connected with a fixing board, the lower end of the extension board, which is close to one end of the sofa board, is fixedly connected with a limiting board, and the limiting board is propped against the fixing board when the extension board is pulled out.
Through setting up limiting plate and fixed plate, realized preventing that the extension board from breaking away from the function of sofa board.
Preferably, the lower end both sides of extension board one end that keeps away from the sofa board are fixed mounting and are moved the wheel.
Through setting up the removal wheel, realize being convenient for pull extension board and keep away from the function of bed board
In summary, the technical effects and advantages of the present utility model are: through setting up back, sofa board and extension board, the extension board is pegged graft in the sofa inboard, has seted up the mounting hole on two connecting strips that are located the sofa inboard, is provided with the chucking piece in the mounting hole, be provided with the chucking groove on the grafting strip at extension board middle part, and be provided with the stripper plate that is used for extruding the chucking piece in this grafting strip, the stripper plate middle part is provided with the trigger piece, and stripper plate middle part sliding connection has the slide bar, through slide bar extrusion trigger piece, drive the stripper plate and extrude the chucking groove with the chucking piece, realize releasing the locking of sofa board to the extension board, only need push-and-pull slide bar can realize removing the locking of sand send the board to the frame to the extension board and realize the locking of sofa board to the extension board, easy operation is quick during the transform structure, saved the time that the conversion structure needs, improve the use experience of sofa bed.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the sofa board of the present utility model;
FIG. 3 is a schematic view of the structure of the lengthening plate of the present utility model;
FIG. 4 is a schematic view of the internal structure of the cavity of the present invention;
Fig. 5 is a partial enlarged view of fig. 4 at a.
In the figure: 1. a backrest; 2. a sofa board; 3. a lengthening plate; 4. a plug-in groove; 5. a plug strip; 6. a connecting strip; 7. a connecting groove; 8. a clamping block; 9. a spring; 10. a clamping cavity; 11. an extrusion plate; 12. extruding the sheet; 13. a handle cavity; 14. a handle plate; 15. a slide bar; 16. extruding a block; 17. a trigger block; 18. a fixing plate; 19. a limiting plate; 20. and (5) moving the wheel.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, a rapid conversion structure of a sofa bed frame comprises a backrest 1, a sofa plate 2 and an extension plate 3, wherein the sofa plate 2 is fixedly connected to the backrest 1, the cross section of the backrest 1 is L-shaped, and the sofa plate 2 is fixedly connected to the horizontal end surface, so that the sofa plate 2 is supported;
A plurality of equidistant inserting grooves 4 are formed in the sofa plate 2 at equal intervals, a plurality of connecting strips 6 are formed in the sofa plate 2, a plurality of equidistant connecting grooves 7 which are distributed in a staggered manner with the inserting grooves 4 are formed in the lengthening plate 3, a plurality of inserting strips 5 are formed in the lengthening plate 3, the lengthening plate 3 and the sofa plate 2 are mutually inserted and slidingly connected through the inserting grooves 4 and the connecting grooves 7, two sliding grooves which are distributed up and down are formed in both side ends of the connecting strips 6, two sliding blocks which are mutually matched with the two sliding grooves are fixedly connected to both side surfaces of the inserting strips 5 close to one end of the sofa plate 2, the sliding grooves limit the sliding direction of the inserting strips 5, a fixed plate 18 is fixedly connected to the lower end of one end of the sofa plate 2 close to the lengthening plate 3, a limit plate 19 is fixedly connected to the lower end of the sofa plate 2, the limit plate 19 is abutted to the fixed plate 18 when the lengthening plate 3 is pulled out, the limit plate 19 is abutted to the fixed plate 18 after the lengthening plate 3 reaches the position, so that the limit plate 3 is prevented from being separated from the sofa plate 2, the two sliding blocks are fixedly arranged at the two side ends 20, and the farthest end of the lengthening plate 2 is convenient to be far away from the moving plate 20;
The number of the inserting grooves 4 is odd, the number of the connecting strips 6 positioned in the middle of the sofa plate 2 is always two, the number of the connecting strips 6 positioned in the middle of the lengthened plate 3 is always one, the two connecting strips 6 positioned in the middle of the sofa plate 2 are respectively provided with symmetrically distributed mounting cavities on the vertical side walls which are close to each other, springs 9 are fixedly connected in the mounting cavities, clamping blocks 8 are fixedly connected to the movable ends of the springs 9, clamping cavities 10 which are matched with the clamping blocks 8 are formed in the two vertical side walls which are parallel to each other of the inserting strips 5 positioned in the middle of the lengthened plate 3, the clamping blocks 8 can enter the clamping cavities 10 when contacting the clamping cavities 10 due to the existence of the springs 9, so that sliding of the lengthened plate 3 is blocked, two symmetrically distributed mounting cavities are respectively provided with two groups of connecting grooves 7 positioned in the middle of the sofa plate 2, the lengthened plate 3 can be locked in the front end and the rear end of the connecting grooves 7 in the drawn-out state, and people on the sofa bed are prevented from pedaling or back the lengthened plate 3 due to activities;
Referring to fig. 4-5, a cavity is formed in the plug strip 5, two pressing plates 11 are slidably connected in the cavity corresponding to the two clamping cavities 10, pressing plates 12 are fixedly connected to the two pressing plates 11, the pressing plates 12 correspond to the clamping cavities 10, two contact blocks distributed in opposite directions are fixedly connected to the middle parts of one ends of the two pressing plates 11, a handle cavity 13 is formed in the middle part of one end of the extension plate 3, which is far away from the sofa plate 2, a sliding rod 15 penetrating through the handle cavity 13 is slidably connected to the middle part of the cavity, the sliding rod 15 is located between the two pressing plates 11, a handle plate 14 is slidably connected in the handle cavity 13, the handle plate 14 is fixedly connected with the sliding rod 15, the sliding rod 15 is conveniently pushed and pulled, the sliding rod 15 is fixedly connected with a pressing block 16 near one end of the sliding rod, the pressing blocks 16 are triangular wedge blocks, and two inclined surfaces of the triangular wedge blocks correspond to the two trigger blocks 17, when the sliding rod 15 is pushed, the pressing blocks 16 press the two trigger blocks 17, the extension plate 11 slides towards the clamping cavities 10, and the pressing plates 12 squeeze the clamping blocks 8 out of the clamping grooves, and therefore movement of the extension plate 3 is eliminated.
Working principle: when pulling out extension board 3, walk to extension board 3 one side, press handle board 14 for slide bar 15 drives extrusion piece 16 extrusion trigger piece 17, makes extrusion board 11 drive extrusion piece 12 with chucking piece 8 extrusion chucking groove, thereby cancel the spacing of sofa board 2 to extension board 3, can pull out extension board 3 conversion sofa bed's structure, pull back sofa board 2 after pulling out can resume sofa board 2 to extension board 3 spacing, easy operation is swift, need not to walk around, has saved the time that conversion structure needs, improves sofa bed's use experience.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a quick conversion structure of sofa bed frame, its characterized in that includes back (1), sofa board (2) and extension board (3), sofa board (2) fixed connection is on back (1) board, equidistant jack-in groove (4) have been seted up on sofa board (2), form a plurality of connecting strips (6) on sofa board (2), set up on extension board (3) with jack-in groove (4) crisscross a plurality of equidistant spread grooves (7), form a plurality of jack-in strips (5) on extension board (3), realize mutual grafting sliding connection through jack-in groove (4) and spread groove (7) between extension board (3) and the sofa board (2);
The number of the inserting grooves (4) is an odd number, symmetrically distributed mounting cavities are formed in vertical side walls, close to each other, of two connecting strips (6) positioned in the middle of the sofa board (2), springs (9) are fixedly connected in the mounting cavities, and clamping blocks (8) are fixedly connected to movable ends of the springs (9);
The utility model provides a clamping cavity (10) mutually supporting with clamping piece (8) are offered to grafting strip (5) that are located extension board (3) middle part are parallel to each other, this have seted up the cavity in grafting strip (5), correspond two clamping cavity (10) and be connected with two stripper plates (11) respectively in the cavity, two equal fixedly connected with extrusion piece (12) on stripper plate (11), extrusion piece (12) position corresponds clamping cavity (10) position, two equal fixedly connected with in one end middle part that is close to each other of stripper plate (11) contact block that two opposite directions distribute, handle cavity (13) have been offered in extension board (3) one end middle part of keeping away from sofa board (2), cavity middle part sliding connection has a slide bar (15) that runs through to handle cavity (13), just slide bar (15) are located two between stripper plate (11), slide bar (15) are close one end contact fixedly connected with extrusion piece (16).
2. The rapid switching structure of sofa bed frame according to claim 1, characterized in that two symmetrically distributed installation cavities are provided with two groups, which are respectively positioned at the front end and the rear end of the middle connecting groove (7) of the sofa plate (2).
3. The rapid switching structure of sofa bed frame according to claim 1, characterized in that the handle cavity (13) is connected with a handle plate (14) in a sliding way, and the handle plate (14) is fixedly connected with a sliding rod (15).
4. The rapid-conversion structure of sofa bed frame according to claim 1, characterized in that the squeezing block (16) is a triangular wedge, and the two inclined surfaces of the triangular wedge correspond to the two triggering blocks (17).
5. The rapid conversion structure of sofa bed frame according to claim 1, wherein the sofa plate (2) is fixedly connected with a fixing plate (18) near the lower end of one end of the lengthening plate (3), the lengthening plate (3) is fixedly connected with a limiting plate (19) near the lower end of one end of the sofa plate (2), and the limiting plate (19) abuts against the fixing plate (18) when the lengthening plate (3) is pulled out.
6. The rapid switching structure of sofa bed frame according to claim 1, wherein the two sides of the lower end of the lengthened plate (3) far away from one end of the sofa plate (2) are fixedly provided with moving wheels (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322600579.2U CN220859784U (en) | 2023-09-25 | 2023-09-25 | Quick conversion structure of sofa bed frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322600579.2U CN220859784U (en) | 2023-09-25 | 2023-09-25 | Quick conversion structure of sofa bed frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220859784U true CN220859784U (en) | 2024-04-30 |
Family
ID=90809897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322600579.2U Active CN220859784U (en) | 2023-09-25 | 2023-09-25 | Quick conversion structure of sofa bed frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220859784U (en) |
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2023
- 2023-09-25 CN CN202322600579.2U patent/CN220859784U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |