CN114931296A - Push-pull mechanism and sofa bed frame with same - Google Patents
Push-pull mechanism and sofa bed frame with same Download PDFInfo
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- CN114931296A CN114931296A CN202210619261.6A CN202210619261A CN114931296A CN 114931296 A CN114931296 A CN 114931296A CN 202210619261 A CN202210619261 A CN 202210619261A CN 114931296 A CN114931296 A CN 114931296A
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- Prior art keywords
- push
- frame
- pull mechanism
- pipe
- group
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
- A47C17/13—Seating furniture having non-movable backrest changeable to beds by increasing the available seat part, e.g. by drawing seat cushion forward
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/86—Parts or details for beds, sofas or couches only not fully covered in a single one of the sub-groups A47C17/02, A47C17/04, A47C17/38, A47C17/52, A47C17/64, or A47C17/84; Drawers in or under beds
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Special Chairs (AREA)
Abstract
The invention discloses a push-pull mechanism and a sofa bed frame with the same, comprising a sofa frame and a push-pull mechanism; the bottom of the sofa frame is provided with a hollow chamber, the inner wall of the hollow chamber is provided with a slide rail, and the push-pull mechanism is matched with the slide rail in the hollow chamber in a sliding manner through the matching of the pulley and the slide rail; the push-pull mechanism comprises a left frame and a right frame which are arranged in a mirror image manner, and further comprises a stabilizing pipe group, two ends of the stabilizing pipe group are respectively fixed on the left frame and the right frame, and the stabilizing pipe group is of a telescopic structure; the left frame and the right frame respectively comprise a bottom base plate, a front supporting rod, a rear supporting rod group and a top mounting piece; all have a plurality of assembly positions of arranging along the direction of height on the front and back end position of top installation piece, the front and back end of top installation piece is connected in preceding bracing piece and back bracing piece group through the assembly position to install on the bottom base plate through preceding bracing piece and back bracing piece group over-and-under type. The invention can be suitable for the interiors of sofa frames with different sizes and improves the assembly convenience.
Description
Technical Field
The invention relates to the field of sofas, in particular to a push-pull mechanism and a sofa bed frame with the same.
Background
With the change of living environment, especially with the increasing living density of cities, people need to consider how to fully utilize living space, thereby improving the quality of life. Whereby more and more people are concerned about and need the common multi-functional furniture of the sofa bed. The sofa bed can provide two functions of sitting and lying according to the needs of users, thereby providing more using functions in a relatively compact space, further fully utilizing the living space and improving the living quality. Common sofa beds are of a folding type and a push-pull type.
The push-pull sofa bed has the main structure comprising sofa frame and push-pull part, and the bottom of the sofa frame has hollow cavity for holding the push-pull part. When a user needs to lie, the push-pull part is pulled out from the hollow cavity, and then the user can lie down. When the push-pull sofa bed is installed, the length size of the push-pull part needs to be designed according to the length size of the hollow cavity. In the prior art, the length of the push-pull part is fixed after leaving the factory, and the push-pull part can only be adapted to two sofas or three sofas or one of the sofas with other sizes, so that a large number of push-pull parts with different sizes need to be prepared in a workshop, a large amount of space is occupied, and the cost is high; secondly, when the assembly is carried out on site, the hollow cavity and the push-pull part are fixed in size, so that the problem of size deviation of the hollow cavity and the push-pull part is inevitable when the hollow cavity and the push-pull part are assembled, and the assembly is inconvenient for an assembler to carry out the assembly on site. Therefore, the push-pull sofa bed in the prior art needs to be further improved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the push-pull mechanism and the sofa bed frame with the same, wherein the push-pull mechanism can adapt to sofa beds with different sizes, so that the production cost can be reduced, and the assembly convenience can be improved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a push-and-pull mechanism, includes left side frame and the right side frame that the mirror image set up, characterized by: the device also comprises a stabilizing pipe group, wherein two ends of the stabilizing pipe group are respectively fixed on the left frame and the right frame, and the stabilizing pipe group is of a telescopic structure;
the left frame and the right frame respectively comprise a bottom base plate, a front supporting rod, a rear supporting rod group and a top mounting piece;
the front end and the rear end of the top mounting piece are respectively provided with a plurality of assembling positions which are arranged along the height direction, and the front end and the rear end of the top mounting piece are connected to the front supporting rod and the rear supporting rod group through the assembling positions and are arranged on the bottom base plate in a lifting way through the front supporting rod and the rear supporting rod group;
the front end of the bottom base plate is provided with a roller, and the rear end of the bottom base plate is provided with a pulley.
Preferably, the group of stabilizing pipes comprises a left pipe connected to the left frame and a right pipe connected to the right frame, a plurality of assembling holes are formed in the left pipe and the right pipe in an axial arrangement mode, opposite ends of the left pipe and the right pipe can be mutually spliced, and the left pipe and the right pipe are butted through the assembling holes and then inserted into the positioning bolts to be fixed.
Preferably, the stabilizing pipe group further comprises an extension pipe, two ends of the extension pipe can be respectively inserted into the left pipe and the right pipe, and the extension pipe is provided with a plurality of positioning holes which are axially arranged and can be in butt joint with the assembling holes.
Preferably, the first end of the front supporting rod is pivoted on the bottom base plate, and the second end of the front supporting rod is pivoted with one assembling position at the front end of the top mounting piece.
Preferably, the rear support rod group comprises a first connecting rod, a second connecting rod and a third connecting rod;
the first ends of the first connecting rod and the second connecting rod are distributed on the bottom base plate in a front-back distribution mode, the second ends of the first connecting rod and the second connecting rod are respectively pivoted on the first end and the middle portion of the third connecting rod, and the second end of the third connecting rod is pivoted with one assembling position at the rear end of the top mounting piece.
Preferably, the top mounting plate has connection parts bent downward at front and rear ends thereof, and the plurality of mounting positions are connection holes arranged in a height direction at the connection parts.
A sofa bed frame with a push-pull mechanism is characterized in that: comprises a sofa frame and a push-pull mechanism;
the bottom of the sofa frame is provided with a hollow chamber, the inner wall of the hollow chamber is provided with a slide rail, and the push-pull mechanism is in sliding fit with the hollow chamber through the matching of the pulley and the slide rail.
The invention has the advantages that: utilize and stabilize the nest of tubes, can adjust the distance between left side frame and the right side frame, through a plurality of assembly positions at top installation piece both ends, can adjust the mounting height of top installation piece, consequently push-and-pull mechanism can adjust itself size according to the actual length and the height of well plenum chamber to carry out the adaptability installation, can promote the installation convenience, can reduce storage pressure again.
Drawings
FIG. 1 is a schematic view of a push-pull mechanism provided in the present embodiment;
FIG. 2 is another schematic view of the push-pull mechanism provided in this embodiment;
FIG. 3 is a schematic view of the push-pull mechanism provided in this embodiment in a deployed state;
FIG. 4 is a schematic view of the push-pull mechanism provided in this embodiment during a folding process;
fig. 5 is a schematic view of the push-pull mechanism provided in this embodiment in a folded state;
fig. 6 is a schematic view of the sofa bed frame with the push-pull mechanism according to the present embodiment.
Detailed Description
The push-pull mechanism and the sofa bed frame with the push-pull mechanism according to the present invention will be further described with reference to fig. 1 to 6.
The utility model provides a push-and-pull mechanism, includes left side frame 3 and right side frame 1 that the mirror image set up, characterized by: the device is characterized by further comprising a stabilizing pipe group 2, wherein two ends of the stabilizing pipe group 2 are respectively fixed on the left frame 3 and the right frame 1, and the stabilizing pipe group 2 is of a telescopic structure. As shown in fig. 3, each of the left frame 3 and the right frame 1 includes a bottom base plate 21, a front support rod 22, a rear support rod group 24, and a top mounting plate 23, and the top mounting plate 23 is used for mounting a seat cushion (not shown in the drawings); the front end and the rear end of the top mounting piece 23 are respectively provided with a plurality of assembling positions 232 which are arranged along the height direction, the front end and the rear end of the top mounting piece 23 are connected with the front supporting rod 22 and the rear supporting rod group 24 through the assembling positions 232, and the top mounting piece is installed on the bottom base plate 21 in a lifting mode through the front supporting rod 22 and the rear supporting rod group 24; the base plate 21 has a roller 25 and a support plate 27 at the front end and a pulley 26 at the rear end.
Specifically, the group 2 of stabilizer tubes includes the left pipe 22 of connecting in left side frame 3 and the right pipe 21 of connecting in right side frame 1, all has a plurality of pilot holes along the axial arrangement on left pipe 22 and right pipe 21 to and left pipe 22 and right pipe 21 one end in opposite directions can peg graft each other, and insert the pilot bolt fixed after the butt joint through the pilot hole, when the butt joint of the pilot hole of difference in the axial, can adjust the distance between left side frame and the right side frame 1.
The stabilizing tube group 2 further comprises an extension tube 23, two ends of the extension tube 23 can be respectively inserted into the left tube 22 and the right tube 21, and the extension tube 23 is provided with a plurality of positioning holes which are axially arranged and can be butted with the assembling holes. During specific assembly, the three-seat sofa bed is connected by matching the left tube 22 and the right tube 21 with the lengthening tube 23; the two-seat sofa bed adopts the direct connection of the left tube 22 and the right tube 21, and saves the lengthening tube 23.
As another embodiment of the stabilizing tube assembly 2, the stabilizing tube assembly 2 also includes a left tube 22 and a right tube 21, and the opposite ends of the left tube 22 and the right tube 21 are screwed for axial positioning.
As shown in fig. 3, when the push-pull mechanism is in the unfolded state, the first end of the front support rod 22 is pivoted to the bottom base plate 21, and the second end thereof is tilted rearward and upward and pivoted to one of the mounting positions 232 at the front end of the top mounting plate 23. The rear support bar set 24 includes a first link 241, a second link 242, and a third link 243; the first ends of the first link 241 and the second link 242 are pivotally connected to the bottom substrate 21, respectively, and the second ends are pivotally connected to the first end, i.e., the lower end and the middle portion of the third link 243, respectively, and the second end, i.e., the upper end, of the third link 243 is pivotally connected to one of the mounting positions 232 at the rear end of the top mounting plate 23. When the second end of the front supporting rod 22 and the second end of the third connecting rod 243 are pivotally connected to the assembling positions 232 of the top mounting plate 23 with different heights, the height of the top mounting plate 23 can be adjusted to adapt to the height of the hollow chamber 421 and the height of the sofa seat. The opposite ends of the left tube 22 and the right tube 21 are respectively fixed on the third connecting rod 243 of the left frame 3 and the third connecting rod 243 of the right frame 1 through bolts.
The top mounting piece 23 has a connecting portion 231 bent downward at front and rear ends thereof to form an inverted U-shaped structure, and the plurality of mounting positions 232 are connecting holes arranged in the height direction on the connecting portion 231. The connection portion 231 can provide an arrangement space for the fitting position 232, increasing the range of height adjustment of the top mounting piece 23.
As shown in fig. 6, a sofa bed frame with a push-pull mechanism is characterized in that: comprises a sofa frame 4 and a push-pull mechanism; the sofa frame 4 comprises an armrest 41, a backrest frame 43 and a seat 42, wherein the bottom of the seat 42 is provided with a hollow chamber 421, the left and right inner walls of the hollow chamber 421 are provided with slide rails 4211, and the push-pull mechanism is in sliding fit in the hollow chamber 421 through the matching of the pulleys 26 and the slide rails 4211.
Based on the above structure, when the sofa is in the normal sitting position, the push-pull mechanism is in the folded state as shown in fig. 5 and moves into the hollow chamber 421 through the bottom base plate 21; when the user needs to lie down and use the sofa bed function, the push-pull mechanism is pulled out from the hollow chamber 421, then the top mounting piece 23 is pulled forward and upward by the cushion on the top mounting piece 23, the first connecting rod 241, the second connecting rod 242 and the third connecting rod 243 rotate synchronously, and the state is switched to the unfolding state shown in fig. 3, in which the front end of the cushion mounted on the top mounting piece 23 is supported above the supporting plate 27, and the rear end of the cushion is abutted against the cushion on the seat 42 of the sofa frame 4, so as to form fixation; when the sofa needs to be switched to the sofa state again, the front end of the top mounting piece 23 is lifted upwards through the cushion to form the state shown in fig. 4, then the top mounting piece 23 is pressed downwards forwards, the whole push-pull mechanism can be switched to the state shown in fig. 5, and then the push-pull mechanism is pushed into the hollow chamber 421.
In the structure, utilize and stabilize nest of tubes 2, can adjust the distance between left side frame 3 and the right side frame 1, a plurality of assembly position 232 through top installation piece 23 both ends, can adjust the mounting height of top installation piece 23, consequently, push-and-pull institution can be according to the actual length and the height of well cavity 421, adjust the size of own, in order to carry out the adaptability installation, can promote the installation convenience, can reduce storage pressure again, the push-and-pull institution's of not unidimensional model storage has been exempted from promptly.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (7)
1. The utility model provides a push-and-pull mechanism, includes left side frame and the right side frame that the mirror image set up, characterized by: the device also comprises a stabilizing pipe group, wherein two ends of the stabilizing pipe group are respectively fixed on the left frame and the right frame, and the stabilizing pipe group is of a telescopic structure;
the left frame and the right frame respectively comprise a bottom base plate, a front supporting rod, a rear supporting rod group and a top mounting piece;
the front end and the rear end of the top mounting piece are respectively provided with a plurality of assembling positions which are arranged along the height direction, and the front end and the rear end of the top mounting piece are connected to the front supporting rod and the rear supporting rod group through the assembling positions and are arranged on the bottom base plate in a lifting way through the front supporting rod and the rear supporting rod group;
the front end of the bottom base plate is provided with a roller, and the rear end of the bottom base plate is provided with a pulley.
2. The push-pull mechanism as claimed in claim 1, wherein: the stabilizing pipe group comprises a left pipe connected to the left frame and a right pipe connected to the right frame, a plurality of assembly holes arranged along the axial direction are formed in the left pipe and the right pipe, the opposite ends of the left pipe and the right pipe can be mutually spliced, and the left pipe and the right pipe are fixedly connected through the assembly holes in a butt joint mode and then inserted into the positioning bolts.
3. The push-pull mechanism as claimed in claim 2, wherein: the stabilizing pipe group further comprises an extension pipe, two ends of the extension pipe can be respectively inserted into the left pipe and the right pipe, and a plurality of positioning holes which are axially arranged and can be in butt joint with the assembling holes are formed in the extension pipe.
4. The push-pull mechanism as claimed in claim 1, wherein: the first end of the front supporting rod is pivoted on the bottom base plate, and the second end of the front supporting rod is pivoted with one assembling position at the front end of the top mounting piece.
5. The push-pull mechanism as claimed in claim 4, wherein: the rear support rod group comprises a first connecting rod, a second connecting rod and a third connecting rod;
the first ends of the first connecting rod and the second connecting rod are distributed on the bottom base plate in a front-back distribution mode, the second ends of the first connecting rod and the second connecting rod are respectively pivoted on the first end and the middle portion of the third connecting rod, and the second end of the third connecting rod is pivoted with one assembling position at the rear end of the top mounting piece.
6. The push-pull mechanism as claimed in claim 1, wherein: the front end and the rear end of the top mounting piece are provided with connecting parts bent downwards, and the mounting positions are connecting holes arranged on the connecting parts along the height direction.
7. A sofa bed frame with a push-pull mechanism is characterized in that: comprising a sofa frame and a push-pull mechanism according to any one of claims 1-6;
the bottom of the sofa frame is provided with a hollow chamber, the inner wall of the hollow chamber is provided with a slide rail, and the push-pull mechanism is in sliding fit in the hollow chamber through the matching of the pulley and the slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210619261.6A CN114931296A (en) | 2022-06-01 | 2022-06-01 | Push-pull mechanism and sofa bed frame with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210619261.6A CN114931296A (en) | 2022-06-01 | 2022-06-01 | Push-pull mechanism and sofa bed frame with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114931296A true CN114931296A (en) | 2022-08-23 |
Family
ID=82866333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210619261.6A Pending CN114931296A (en) | 2022-06-01 | 2022-06-01 | Push-pull mechanism and sofa bed frame with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114931296A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD982920S1 (en) * | 2020-01-24 | 2023-04-11 | Gjemeni, Inc. | Sofa that converts into a bed |
| USD983538S1 (en) * | 2020-01-24 | 2023-04-18 | Gjemeni, Inc. | Chair that converts into a bed |
-
2022
- 2022-06-01 CN CN202210619261.6A patent/CN114931296A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD982920S1 (en) * | 2020-01-24 | 2023-04-11 | Gjemeni, Inc. | Sofa that converts into a bed |
| USD983538S1 (en) * | 2020-01-24 | 2023-04-18 | Gjemeni, Inc. | Chair that converts into a bed |
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