CN111904143B - Folding turnover type functional frame - Google Patents
Folding turnover type functional frame Download PDFInfo
- Publication number
- CN111904143B CN111904143B CN202010878992.3A CN202010878992A CN111904143B CN 111904143 B CN111904143 B CN 111904143B CN 202010878992 A CN202010878992 A CN 202010878992A CN 111904143 B CN111904143 B CN 111904143B
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- Prior art keywords
- frame
- connecting plate
- support
- supporting
- folding
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- 230000007306 turnover Effects 0.000 title abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B3/00—Folding or stowable tables
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B3/00—Folding or stowable tables
- A47B3/08—Folding or stowable tables with legs pivoted to top or underframe
- A47B3/083—Folding or stowable tables with legs pivoted to top or underframe with foldable top leaves
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B43/00—Cabinets, racks or shelf units, characterised by features enabling folding of the cabinet or the like
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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
- A47C19/00—Bedsteads
- A47C19/02—Parts or details of bedsteads not fully covered in a single one of the following subgroups, e.g. bed rails, post rails
- A47C19/021—Bedstead frames
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C19/00—Bedsteads
- A47C19/12—Folding bedsteads
- A47C19/122—Folding bedsteads foldable head to foot only
Landscapes
- Tables And Desks Characterized By Structural Shape (AREA)
Abstract
The invention relates to a folding functional frame, which comprises a first frame, a second frame, a third frame, a first supporting frame and a second supporting frame, wherein the first frame is arranged on the first frame; the first support frame comprises two first support legs, two second support legs, a first connecting plate, a second connecting plate and a third connecting plate, wherein the two first support legs are connected through the first connecting plate, the two second support legs are connected through the second connecting plate, and the first support legs are connected with the second support legs through the third connecting plate; the second support frame comprises two third support legs and a fourth connecting plate, and the two third support legs are connected through the fourth connecting plate; a fifth connecting plate is arranged between the first frame and the second frame, one end of the connecting plate is rotationally connected with the first frame, and the other end of the connecting plate is rotationally connected with the second frame; the second frame is hinged with the first frame; the third frame is hinged with the second frame; the overturning directions of the first frame and the second frame are opposite. The folding turnover type functional frame further reduces the whole occupied space of the desk.
Description
Technical Field
The invention relates to the technical field of function frames, in particular to a folding and folding type function frame.
Background
In order to reduce the occupied space of the device, the folding type functional rack is convenient to carry and store, and people design a folding type functional rack such as a folding table, a folding chair and a folding bed, wherein the folding type functional rack of the folding table can realize the function of reducing the whole occupied space of the table although being folded, but is limited by the structure of the table, the space which can be reduced after being folded is limited, and how to further reduce the space of the folding table becomes a technical problem to be solved urgently.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a folding functional frame which solves the technical problems.
In order to achieve the above object, the present invention provides a technical solution as follows:
A folding functional frame comprises a first frame, a second frame, a third frame, a first supporting frame arranged below the first frame and a second supporting frame arranged below the third frame; the first support frame comprises two first support legs, two second support legs, a first connecting plate, a second connecting plate and a third connecting plate, wherein the two first support legs are connected through the first connecting plate, the two second support legs are connected through the second connecting plate, and the first support legs are connected through the third connecting plate; the second support frame comprises two third support legs and a fourth connecting plate, and the two third support legs are connected through the fourth connecting plate; a fifth connecting plate is arranged between the first frame and the second frame, one end of the connecting plate is rotationally connected with the first frame, and the other end of the connecting plate is rotationally connected with the second frame; the second frame is hinged with the first frame, can be overturned above the first frame and is parallel to the first frame; the third frame is hinged with the second frame, can be overturned above the second frame and is parallel to the second frame; the overturning directions of the first frame and the second frame are opposite; one end of the first frame, which is close to the second frame, is lapped on the two second supporting legs in a state that the first frame, the second frame and the third frame are fully unfolded, and the other end of the first frame is positioned at one side of the first supporting leg, which is close to the second supporting legs; in the state that the first frame, the second frame and the third frame are completely folded, the first frame is located in the first supporting frame, one end, which is not connected with the first frame, of the second frame is lapped on the two first supporting legs, and one end, which is not connected with the second frame, of the third frame is lapped on the two second supporting legs.
Optionally, the length of the third connecting plate is greater than the length of the first frame, and the lengths of the second connecting plate and the first connecting plate are both greater than the width of the first frame; a connecting rod is arranged at the two sides of one end of the first frame, which is not connected with the second frame, one end of the connecting rod is rotationally connected with the first frame, the other end of the connecting rod is connected with the third connecting plate, and the connecting position is close to the middle position of the third connecting plate; the connection position of the second support frame and the third frame is positioned at one end of the third frame which is not connected with the second frame.
Optionally, the connecting plate is rotationally connected with the first frame through a pin shaft; the connecting plate is rotatably connected with the second frame through a pin shaft.
Optionally, the second frame and the third frame are connected by a hinge.
Optionally, a foldable fourth supporting leg is arranged at one end of the second frame connected with the third frame.
Optionally, the fourth supporting leg is connected with the second frame through a pin shaft.
Optionally, the height of the first support leg is smaller than the height of the second support leg; the height of the second supporting leg is equal to the height of the third supporting leg; the difference in height between the first support leg and the second support leg is equal to the thickness of the second frame.
Optionally, the second supporting leg is provided with a corner plate, one end of the corner plate is connected with the second supporting leg, and the other end of the corner plate is connected with one end, which is not connected with the third frame, of the second frame.
Optionally, the corner plate includes two, is disposed at two sides of the second support leg, and is located at the top of the second vertical bracket.
In the fully folded state, the first frame is positioned in the first supporting frame, and only the third frame is used as a tabletop or a support of the tabletop, so that the whole occupied space of the table is further reduced; in addition, the folding and folding functional frame can be used as a table or a table support in a fully folded state, and can be used as a bed or a bedstead in a fully unfolded state, and one device has at least two purposes, so that the higher requirements of people on the folding device can be met.
Drawings
FIG. 1 is a schematic perspective view of a folding functional rack in a fully unfolded state;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic perspective view of the folding functional rack in the fully folded state;
FIG. 4 is a side view of FIG. 3;
FIG. 5 is a schematic perspective view of a first support leg during deployment according to the present invention;
FIG. 6 is a side view of FIG. 5;
FIG. 7 is a second perspective view of the first support leg during deployment according to the present invention;
FIG. 8 is a side view of FIG. 7;
FIG. 9 is a schematic perspective view of a preferred embodiment of the folding and unfolding functional stand of the present invention, wherein the fourth support leg is in an unfolded state;
FIG. 10 is a schematic illustration of the deployment process of FIG. 9;
FIG. 11 is a side view of FIG. 9;
FIG. 12 is a schematic structural view of a locking tab;
In the figure: fourth support leg 1, longitudinal support leg 1-1, lateral connecting piece 1-2, locking piece 3, first support bar 4, first frame 101, second frame 102, third frame 103, first support leg 104, second support leg 105, first connecting plate 106, second connecting plate 107, third connecting plate 108, third support leg 109, fourth connecting plate 110, fifth connecting plate 111, connecting rod 112, hinge 113, fourth support leg 114, gusset 115.
Detailed Description
The present invention will be further described with reference to the drawings and the specific embodiments in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a folding and folding functional frame, which is shown in fig. 1-8, and comprises a first frame 101, a second frame 102, a third frame 103, a first supporting frame arranged below the first frame and a second supporting frame arranged below the third frame; the first support frame comprises two first support legs 104, two second support legs 105, a first connecting plate 106, a second connecting plate 107 and a third connecting plate 108, wherein the two first support legs are connected through the first connecting plate, the two second support legs are connected through the second connecting plate, and the first support legs are connected through the third connecting plate; the second support frame comprises two third support legs 109 and a fourth connection plate 110, the two third support legs being connected by the fourth connection plate; a fifth connecting plate 111 is arranged between the first frame and the second frame, one end of the connecting plate is rotatably connected with the first frame, and the other end of the connecting plate is rotatably connected with the second frame; the second frame is hinged with the first frame, can be overturned above the first frame and is parallel to the first frame; the third frame is hinged with the second frame, can be overturned above the second frame and is parallel to the second frame; the overturning directions of the first frame and the second frame are opposite; one end of the first frame, which is close to the second frame, is lapped on the two second supporting legs in a state that the first frame, the second frame and the third frame are fully unfolded, and the other end of the first frame is positioned at one side of the first supporting leg, which is close to the second supporting legs; in the state that the first frame, the second frame and the third frame are completely folded, the first frame is located in the first supporting frame, one end, which is not connected with the first frame, of the second frame is lapped on the two first supporting legs, and one end, which is not connected with the second frame, of the third frame is lapped on the two second supporting legs.
In the fully folded state, the first frame is positioned in the first supporting frame, and only the third frame is used as a tabletop or a support of the tabletop, so that the whole occupied space of the table is further reduced; in addition, the folding and folding functional frame can be used as a table or a table support in a fully folded state, and can be used as a bed or a bedstead in a fully unfolded state, and one device has at least two purposes, so that the higher requirements of people on the folding device can be met.
As a specific embodiment, the length of the third connection plate is greater than the length of the first frame, and the lengths of the second connection plate and the first connection plate are both greater than the width of the first frame; a connecting rod 112 is arranged at the two sides of one end of the first frame, which is not connected with the second frame, one end of the connecting rod is rotationally connected with the first frame, the other end of the connecting rod is connected with the third connecting plate, and the connecting position is close to the middle position of the third connecting plate; the connection position of the second support frame and the third frame is positioned at one end of the third frame which is not connected with the second frame.
As a specific embodiment, the connecting plate is rotatably connected with the first frame through a pin shaft; the connecting plate is rotationally connected with the second frame through a pin shaft; the second frame and the third frame are connected by a hinge 113.
When the integrated structure is used as a bed or a bedstead, the connection position of the second frame and the third frame is easy to be damaged relative to other positions of the second frame and the third frame, for this purpose, the applicant is further provided with a foldable fourth supporting leg 114 at one end of the second frame connected with the third frame, and the fourth supporting leg can be connected with the second frame by using a 90 ° hinge, and can also be connected with the second frame by a pin shaft as shown in fig. 1 and 2, and the rotating shaft of the hinge can of course be connected by a telescopic rod, which is well known to those skilled in the art, and is not repeated herein. In the fully folded state, the first support leg has a height smaller than a height of the second support leg in order to enable the first, second and third frames to be horizontal; the height of the second supporting leg is equal to the height of the third supporting leg; the difference in height between the first support leg and the second support leg is equal to the thickness of the second frame.
As a preferred embodiment, referring to fig. 2, the second supporting leg is provided with a corner plate 115, i.e. a corner plate, where the corner plate is used mainly such that the corner plate is located under the second frame after folding and unfolding to prevent it from affecting the flatness of the bed frame or the table top, one end of the corner plate is connected to the second supporting leg, the other end is connected to one end of the second frame, which is not connected to the third frame, and generally the corner plate includes two corner plates, which are disposed at both sides of the second supporting leg and located at the top of the second vertical support.
As a preferred solution, referring to fig. 9-12, the two ends of the third connecting plate are provided with fourth supporting legs 1, the first supporting legs include longitudinal supporting legs 1-1 and transverse connecting pieces 1-2, the longitudinal supporting legs and the transverse connecting pieces are fixedly connected through welding or the same way, the longitudinal supporting legs and the transverse connecting pieces can be vertically arranged as shown in fig. 9, or a non-vertical bending structure can be formed, the fourth supporting legs are hinged with the third connecting plate, the hinging position is a first hinging point O, and in this embodiment, the first hinging point O is preferably located at one end of the longitudinal supporting legs close to the transverse connecting pieces; one end of the transverse connecting piece, which is not connected with the longitudinal supporting leg, is hinged with a locking piece 3, one end of the locking piece is provided with a sliding groove C, the other end of the locking piece is hinged with the transverse connecting piece, and the hinge position is a second hinge point D; the sliding chute is provided with a first clamping groove A and a second clamping groove B which are communicated with the sliding chute, the first clamping groove, the second clamping groove and the sliding chute form an F-shaped structure, and the distance from the second clamping groove to the second hinging point D is larger than the distance from the first clamping groove to the second hinging point D; the third connecting plate is provided with a locating pin P matched with the sliding groove, the fourth supporting leg is located in the second clamping groove in a folded state, and the locating pin is located in the first clamping groove in an unfolded state.
In the above structure, when the fourth supporting leg is in the folded state, see fig. 9 and 11, the positioning pin P is located in the second clamping groove, due to the effect of the second clamping groove, the folding frame does not move downwards, when the fourth supporting leg needs to be unfolded, see fig. 10, the locking piece is pushed upwards, the positioning pin P contacts with the sliding groove C of the locking piece, the fourth supporting leg is rotated, the fourth supporting leg is opened outwards, the positioning pin P and the sliding groove of the locking piece generate relative displacement, and when the fourth supporting leg reaches the limit position, see fig. 9 and 11, the locking piece is pushed downwards to enable the positioning pin P to be located in the second clamping groove, the fourth supporting leg is locked, and the folding frame cannot move. The structure does not need to use a torsion spring, so that the condition that the table shakes when in use due to loosening of the torsion spring does not exist.
In actual production, the relative positions of the first groove, the second groove and the positioning pin can be set according to the existing production method, the locking piece is hinged to the third connecting plate, then the positioning pin is fixed in the chute, the locking piece is rotated by using the experimental method with the first hinge point as the rotation center, when the fourth supporting leg is in the folded state, the position of the positioning pin is recorded, namely, the position of the connection point of the first groove and the chute, when the fourth supporting leg is in the unfolded state, the position of the positioning pin is recorded, namely, the position of the connection point of the second groove and the chute, the relative positions of the first groove, the second groove and the positioning pin can be set in a calculation mode, and the relative positions can be set in a simulation mode or can be set in a simulation mode, which is well known to a person skilled in the art and is not repeated.
As a specific embodiment, the height of the positioning pin is greater than the height of the first hinge point, and the height difference between the positioning pin and the first hinge point is smaller than the distance between the first hinge point and the second hinge point; the fourth supporting leg is in a folded state, and the first clamping groove and the second clamping groove are located above the sliding groove. This configuration facilitates movement of the locating pin within the chute.
As a specific embodiment, two fourth supporting legs positioned at one end of the third connecting plate are connected through the first supporting rods 4, so that the whole frame is more stable after the two first supporting rods at the same end are connected; the bottom end of the fourth supporting leg is positioned below the bottom end of the second supporting leg in the unfolded state, and when the structure is used, the fourth supporting leg can be unfolded to serve as the support of the table by only using the second supporting leg and the first supporting leg in a folding mode, and whether the first supporting leg is unfolded or not can be selected according to the requirements of people on different heights of the table. As a preferred way, the fourth support leg is inclined in the unfolded state, the distance from the top end to the centre of the respective transverse support bar being smaller than the distance from the bottom end to the centre of the respective transverse support bar; the first supporting leg is provided with a contact point T on the inner side of the corresponding second supporting leg in the unfolded state, so that the first supporting leg is further limited to be unfolded outwards continuously through the contact point T, the overall stability of the table frame is improved, in addition, the first supporting leg and the second supporting leg can be used as the limit position of the first supporting leg for being unfolded outwards when being contacted with the inner side of the first supporting leg and can be used as the reference for downwards stirring the locking piece, and people can conveniently stir the locking piece downwards in time to fix the table frame.
The foregoing examples merely illustrate embodiments of the invention and are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (5)
1. The folding functional frame is characterized by comprising a first frame, a second frame, a third frame, a first supporting frame arranged below the first frame and a second supporting frame arranged below the third frame;
The first support frame comprises two first support legs, two second support legs, a first connecting plate, a second connecting plate and a third connecting plate, wherein the two first support legs are connected through the first connecting plate, the two second support legs are connected through the second connecting plate, and the first support legs are connected through the third connecting plate;
The second support frame comprises two third support legs and a fourth connecting plate, and the two third support legs are connected through the fourth connecting plate;
a fifth connecting plate is arranged between the first frame and the second frame, one end of the connecting plate is rotationally connected with the first frame, and the other end of the connecting plate is rotationally connected with the second frame;
the second frame is hinged with the first frame, can be overturned above the first frame and is parallel to the first frame;
The third frame is hinged with the second frame, can be overturned above the second frame and is parallel to the second frame;
the overturning directions of the first frame and the second frame are opposite;
One end of the first frame, which is close to the second frame, is lapped on the two second supporting legs in a state that the first frame, the second frame and the third frame are fully unfolded, and the other end of the first frame is positioned at one side of the first supporting leg, which is close to the second supporting legs;
in a state that the first frame, the second frame and the third frame are completely folded, the first frame is positioned in the first supporting frame, one end of the second frame which is not connected with the first frame is lapped on the two first supporting legs, and one end of the third frame which is not connected with the second frame is lapped on the two second supporting legs;
The length of the third connecting plate is larger than that of the first frame, and the lengths of the second connecting plate and the first connecting plate are both larger than that of the first frame;
A connecting rod is arranged at the two sides of one end of the first frame, which is not connected with the second frame, one end of the connecting rod is rotationally connected with the first frame, the other end of the connecting rod is connected with the third connecting plate, and the connecting position is close to the middle position of the third connecting plate;
The connection position of the second support frame and the third frame is positioned at one end of the third frame which is not connected with the second frame;
The second frame and the third frame are connected through a hinge;
a foldable fourth supporting leg is arranged at one end, connected with the third frame, of the second frame;
The second supporting leg is provided with a corner plate, one end of the corner plate is connected with the second supporting leg, and the other end of the corner plate is connected with one end, which is not connected with the third frame, of the second frame.
2. The folding and folding functional rack of claim 1, wherein the connecting plate is rotatably connected with the first frame through a pin;
The connecting plate is rotatably connected with the second frame through a pin shaft.
3. A folding and folding functional rack as claimed in claim 1 wherein the fourth support leg is connected to the second frame by a pin.
4. A folding, folding and functional rack as claimed in claim 1, wherein the first support leg has a height less than the second support leg;
The height of the second supporting leg is equal to the height of the third supporting leg;
The difference in height between the first support leg and the second support leg is equal to the thickness of the second frame.
5. The folding and folding functional rack of claim 1 wherein the gusset includes two gussets disposed on either side of the second leg and on top of the second vertical leg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010878992.3A CN111904143B (en) | 2020-08-27 | 2020-08-27 | Folding turnover type functional frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010878992.3A CN111904143B (en) | 2020-08-27 | 2020-08-27 | Folding turnover type functional frame |
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| Publication Number | Publication Date |
|---|---|
| CN111904143A CN111904143A (en) | 2020-11-10 |
| CN111904143B true CN111904143B (en) | 2024-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010878992.3A Active CN111904143B (en) | 2020-08-27 | 2020-08-27 | Folding turnover type functional frame |
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| Country | Link |
|---|---|
| CN (1) | CN111904143B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212521106U (en) * | 2020-08-27 | 2021-02-12 | 天长市西达克家居有限公司 | Folding type functional rack |
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2020
- 2020-08-27 CN CN202010878992.3A patent/CN111904143B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212521106U (en) * | 2020-08-27 | 2021-02-12 | 天长市西达克家居有限公司 | Folding type functional rack |
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| Publication number | Publication date |
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| CN111904143A (en) | 2020-11-10 |
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