CN212521106U - Folding type functional rack - Google Patents
Folding type functional rack Download PDFInfo
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- CN212521106U CN212521106U CN202021831067.7U CN202021831067U CN212521106U CN 212521106 U CN212521106 U CN 212521106U CN 202021831067 U CN202021831067 U CN 202021831067U CN 212521106 U CN212521106 U CN 212521106U
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- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process 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
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a folding and folding functional frame, which comprises a first frame, a second frame, a third frame, a first supporting frame and a second supporting 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, 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 and the second 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 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; the third frame is hinged with the second frame; the first frame and the second frame are turned in opposite directions. The folding functional frame further reduces the overall occupied space of the table.
Description
Technical Field
The utility model relates to a function frame technical field, concretely relates to folding formula function frame that turns over.
Background
In order to reduce device occupation space, conveniently carry and deposit, people design foldable function frame, for example folding table, folding chair and folding bed etc. wherein the function of the whole occupation space of desk can be realized reducing after folding to the function frame of folding table, nevertheless receive the desk structure restriction, the space that can reduce after folding is limited, and the space of how to further reduce the folding table has become the technical problem that people need to solve urgently.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model aims to provide a folding formula function frame that turns over to solve foretell technical problem.
In order to realize the purpose of the utility model, the utility model provides a technical scheme 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, 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 and the second 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 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 and can be turned over to the upper part of the first frame and is parallel to the first frame; the third frame is hinged with the second frame and can be turned over to the upper part of the second frame and is parallel to the second frame; the turning directions of the first frame and the second frame are opposite; under the state that the first frame, the second frame and the third frame are completely unfolded, one end, close to the second frame, of the first frame is lapped on the two second supporting legs, and the other end of the first frame is located on one side, close to the second supporting legs, of the first supporting legs; under first frame, second frame and the complete folding state of third frame, first frame is located in first supporting frame, the second frame not with the one end overlap joint of first frame connection is two on the first supporting leg, the third frame not with the one end overlap joint of second frame connection is two on the second supporting leg.
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 position of two sides of one end, which is not connected with the second frame, of the first frame, one end of the connecting rod is rotatably 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 connecting position of the second supporting 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 rotatably 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 support 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 that of the third supporting leg; the height difference between the first supporting leg and the second supporting leg is equal to the thickness of the second frame.
Optionally, an angle plate is arranged on the second supporting leg, one end of the angle plate is connected with the second supporting leg, and the other end of the angle plate is connected with one end of the second frame, which is not connected with the third frame.
Optionally, the angle plate comprises two angle plates, the two angle plates are arranged on two sides of the second supporting leg and are positioned at the top of the second vertical support.
The utility model provides a folding and folding functional frame, under the completely folding state, the first frame is positioned in the first supporting frame, and only the third frame is used as the desktop or the support of the desktop, thus further reducing the overall occupied space of the desk; 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 bed frame 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 view of a three-dimensional structure of a middle folding functional frame in a fully unfolded state according to the present invention;
FIG. 2 is a side view of FIG. 1;
fig. 3 is a schematic view of a three-dimensional structure of the middle folding-folding functional frame in a fully folded state according to the present invention;
FIG. 4 is a side view of FIG. 3;
fig. 5 is one of the schematic three-dimensional structures of the first support leg in the unfolding process of the present invention;
FIG. 6 is a side view of FIG. 5;
fig. 7 is a second schematic perspective view of the first support leg during the unfolding process of the present invention;
FIG. 8 is a side view of FIG. 7;
FIG. 9 is a schematic view of a preferred three-dimensional structure of the foldable functional stand according to 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 view of the locking tab;
in the figure: the support comprises a fourth support leg 1, a longitudinal support leg 1-1, a transverse connecting piece 1-2, a locking piece 3, a first support rod 4, a first frame 101, a second frame 102, a third frame 103, a first support leg 104, a second support leg 105, a first connecting plate 106, a second connecting plate 107, a third connecting plate 108, a third support leg 109, a fourth connecting plate 110, a fifth connecting plate 111, a connecting rod 112, a hinge 113, a fourth support leg 114 and a corner plate 115.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a folding functional frame, which is shown in the figures 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, 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 and the second support legs are connected through the third connecting plate; the second support frame comprises two third support legs 109 and a fourth connecting plate 110, and the two third support legs are connected through the fourth connecting 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 and can be turned over to the upper part of the first frame and is parallel to the first frame; the third frame is hinged with the second frame and can be turned over to the upper part of the second frame and is parallel to the second frame; the turning directions of the first frame and the second frame are opposite; under the state that the first frame, the second frame and the third frame are completely unfolded, one end, close to the second frame, of the first frame is lapped on the two second supporting legs, and the other end of the first frame is located on one side, close to the second supporting legs, of the first supporting legs; under first frame, second frame and the complete folding state of third frame, first frame is located in first supporting frame, the second frame not with the one end overlap joint of first frame connection is two on the first supporting leg, the third frame not with the one end overlap joint of second frame connection is two on the second supporting leg.
The folding and folding functional frame is in a completely folded state, the first frame is positioned in the first supporting frame, and only the third frame is used as a desktop or a support of the desktop, so that the overall occupied space of the desk 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 bed frame 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 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 112 is arranged at the position of two sides of the end, which is not connected with the second frame, of the first frame, one end of the connecting rod is rotatably 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 connecting position of the second supporting 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 implementation manner, 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 integral structure is used as a bed or a bed frame, the connection position of the second frame and the third frame is easy to damage relative to other positions, for this reason, the applicant also arranges a foldable fourth supporting leg 114 at one end of the second frame connected with the third frame, the fourth supporting leg can be connected with the second frame by a 90-degree hinge, or can be connected with the second frame by a pin shaft as shown in fig. 1 and 2, and the rotating shaft of the hinge is connected by a telescopic rod, of course, other existing modes can also be used, which is well known by those skilled in the art and will not be described herein. In the fully folded state, in order to enable the first frame, the second frame and the third frame to be horizontal, 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 that of the third supporting leg; the height difference between the first supporting leg and the second supporting leg is equal to the thickness of the second frame.
As a preferred embodiment, see fig. 2, the second support leg is provided with a corner plate 115, i.e. a plate provided with an angle, where the corner plate is used mainly such that it is located under the second frame after folding and unfolding to prevent it from affecting the flatness of the bed frame or table top, said corner plate being connected at one end to the second support leg and at the other end to the end of the second frame not connected to the third frame, typically said corner plate comprises two, arranged on both sides of the second support leg and on top of the second vertical support.
As a preferable scheme, 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 plates 1-2, the longitudinal supporting legs and the transverse connecting plates are fixedly connected by welding or the same way, the longitudinal supporting legs and the transverse connecting plates can be vertically arranged as shown in fig. 9, or can form a non-vertical bending structure, the fourth supporting legs are hinged with the third connecting plate, and the hinged position is a first hinge point O, in this embodiment, the first hinge point O is preferably located at one end of the longitudinal supporting legs close to the transverse connecting plates; the locking piece 3 is hinged to one end, which is not connected with the longitudinal supporting leg, of the transverse connecting piece, a sliding groove C is formed in one end of the locking piece, the other end of the locking piece is hinged to the transverse connecting piece, and the hinged position is a second hinged point D; a first clamping groove A and a second clamping groove B which are communicated with the sliding groove are arranged on the sliding groove, the first clamping groove, the second clamping groove and the sliding groove form an F-shaped structure, and the distance from the second clamping groove to the second hinge point D is greater than the distance from the first clamping groove to the second hinge point D; the third connecting plate is provided with a positioning pin P matched with the sliding groove, the fourth supporting leg is in a folded state, the positioning pin is located in the second clamping groove, the fourth supporting leg is in an unfolded state, and the positioning pin is located in the first clamping groove.
The structure is that the positioning pin P is positioned in the second clamping groove when the fourth supporting leg is in a folded state, see the graph in fig. 9 and 11, the foldable frame cannot move downwards due to the action of the second clamping groove, when the fourth supporting leg needs to be unfolded, see the graph in fig. 10, the locking sheet is shifted upwards, the positioning pin P is in contact with the sliding groove C of the locking sheet, the fourth supporting leg is rotated, the fourth supporting leg is opened outwards, the positioning pin P and the sliding groove of the locking sheet generate relative displacement, after the fourth supporting leg reaches a limit position, see the graph in fig. 9 and 11, the locking sheet is shifted downwards, the positioning pin P is positioned in the second clamping groove, the fourth supporting leg is locked, and the foldable frame cannot move. The structure does not need to use a torsion spring, so that the situation that the desk shakes when in use due to the 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, the rear positioning pin is fixed in the sliding groove, the experimental method is used, the first hinge point is used as a rotation center, the locking piece is rotated, the position of the positioning pin is recorded under the folding state of the fourth supporting leg, namely the position of the connection point of the first groove and the sliding groove, the position of the positioning pin is recorded under the unfolding state of the fourth supporting leg, namely the position of the connection point of the second groove and the sliding groove, the relative positions of the first groove, the second groove and the positioning pin can be set in a calculation mode, or in a simulation mode, the method is well known by technical personnel in the field, and the description is omitted.
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 under fold condition, first draw-in groove with the second draw-in groove is located the top of spout. This configuration facilitates the travel of the locating pin within the runner.
As a specific embodiment, two of the fourth support legs at one end of the third connecting plate are connected by the first support rod 4, so that the whole frame is more stable after the two first support rods at the same end are connected, in this application, the third connecting plate may be in a plate shape and is applied to a common folding table to be used as a table top, and the bottom end of the fourth support leg is located above the bottom end of the second support leg in the folding state; the lower end of the fourth supporting leg in the unfolded state is located below the bottom end of the second supporting leg, when the structure is used, the fourth supporting leg can be folded only by using the second supporting leg and the first supporting leg as a support of a table, the fourth supporting leg can also be unfolded as a support of the table, and whether the first supporting leg is unfolded or not can be selected according to requirements of people on different heights of the table. As a preferable mode, the fourth support leg is inclined in the unfolded state, and the distance from the top end to the center of the corresponding transverse support rod is smaller than the distance from the bottom end to the center of the corresponding transverse support rod; first supporting leg and corresponding under the expansion state there is contact point T the inboard of second supporting leg, further restricts first supporting leg outwards to continue to expand through contact point T like this, has improved the holistic stability of desk frame, can regard as the extreme position that first supporting leg outwards expanded when inboard contact of first supporting leg and second supporting leg in addition, as the reference of stirring the stay down, make things convenient for people in time to stir the fixed desk frame of stay down.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A 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, 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 and the second 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 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 and can be turned over to the upper part of the first frame and is parallel to the first frame;
the third frame is hinged with the second frame and can be turned over to the upper part of the second frame and is parallel to the second frame;
the turning directions of the first frame and the second frame are opposite;
under the state that the first frame, the second frame and the third frame are completely unfolded, one end, close to the second frame, of the first frame is lapped on the two second supporting legs, and the other end of the first frame is located on one side, close to the second supporting legs, of the first supporting legs;
under first frame, second frame and the complete folding state of third frame, first frame is located in first supporting frame, the second frame not with the one end overlap joint of first frame connection is two on the first supporting leg, the third frame not with the one end overlap joint of second frame connection is two on the second supporting leg.
2. The foldable and foldable utility stand of claim 1, wherein the third connecting plate has a length greater than the length of the first frame, and the second connecting plate and the first connecting plate each have a length greater than the width of the first frame;
a connecting rod is arranged at the position of two sides of one end, which is not connected with the second frame, of the first frame, one end of the connecting rod is rotatably 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 connecting position of the second supporting frame and the third frame is positioned at one end of the third frame, which is not connected with the second frame.
3. The foldable and foldable functional stand as claimed in claim 2, wherein the connecting plate is rotatably connected to the first frame by a pin;
the connecting plate is rotatably connected with the second frame through a pin shaft.
4. A foldable functional stand according to claim 2 or 3 wherein the second frame and the third frame are connected by a hinge.
5. The foldable and foldable functional stand as claimed in claim 4, wherein the end of the second frame connected to the third frame is provided with a foldable fourth supporting leg.
6. The foldable and foldable utility stand of claim 5, wherein the fourth support leg is connected to the second frame by a pin.
7. The foldable utility stand of claim 5, wherein the first support leg has a height less than the height of the second support leg;
the height of the second supporting leg is equal to that of the third supporting leg;
the height difference between the first supporting leg and the second supporting leg is equal to the thickness of the second frame.
8. A foldable functional stand according to claim 4 wherein the second leg is provided with a gusset, one end of which is connected to the second leg and the other end of which is connected to the end of the second frame which is not connected to the third frame.
9. The foldable utility stand of claim 8, wherein the corner panel comprises two, disposed on either side of the second support leg and on top of the second vertical support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021831067.7U CN212521106U (en) | 2020-08-27 | 2020-08-27 | Folding type functional rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021831067.7U CN212521106U (en) | 2020-08-27 | 2020-08-27 | Folding type functional rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212521106U true CN212521106U (en) | 2021-02-12 |
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ID=74529216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021831067.7U Active CN212521106U (en) | 2020-08-27 | 2020-08-27 | Folding type functional rack |
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| Country | Link |
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| CN (1) | CN212521106U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111904143B (en) * | 2020-08-27 | 2024-10-18 | 天长市西达克家居有限公司 | Folding turnover type functional frame |
-
2020
- 2020-08-27 CN CN202021831067.7U patent/CN212521106U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111904143B (en) * | 2020-08-27 | 2024-10-18 | 天长市西达克家居有限公司 | Folding turnover type functional frame |
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