CN212521112U - Folding table support - Google Patents
Folding table support Download PDFInfo
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- CN212521112U CN212521112U CN202021831051.6U CN202021831051U CN212521112U CN 212521112 U CN212521112 U CN 212521112U CN 202021831051 U CN202021831051 U CN 202021831051U CN 212521112 U CN212521112 U CN 212521112U
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Abstract
The utility model relates to a folding table support, which comprises a transverse support body, wherein two ends of the transverse support body are provided with first support legs at two side positions, the first support legs comprise longitudinal support legs and transverse connecting sheets, the longitudinal support legs are fixedly connected with the transverse connecting sheets, the first support legs are hinged with the transverse support body, and the hinged position is a first hinged point O; the end, which is not connected with the longitudinal support leg, of the transverse connecting sheet is hinged with a locking sheet, one end of the locking sheet is provided with a sliding groove C, the other end of the locking sheet is hinged with the transverse connecting sheet, and the hinged position is a second hinged point D; a first clamping groove A and a second clamping groove B are arranged on the sliding groove, and the distance from the second clamping groove to a second hinge point D is greater than the distance from the first clamping groove to the second hinge point D; set up locating pin P on the horizontal support body, first supporting leg is under fold condition, and the locating pin is located the second draw-in groove, and first supporting leg is under the expansion condition, and the locating pin is located first draw-in groove. The bracket enables the functional rack not to shake when the desk is used due to the loosening of the torsional spring.
Description
Technical Field
The utility model relates to a folding support structure technical field, concretely relates to foldable desk support.
Background
In order to reduce the occupied space of the table and facilitate carrying and storage, people design a folding table, and the support of the existing folding table mainly has two forms: the first type is an X-shaped bracket, and the folding of the bracket is realized by taking the X-shaped bracket as a center as a rotating shaft; the lower part of the bracket of the structure is exposed out of the desktop after being folded, so the requirement that the folded bracket is completely positioned on the inner side of the desktop cannot be met, people use the hinge with the torsional spring to connect the desk legs to support the desktop, and the structure solves the problems, but the torsional spring is easy to loosen after being folded for many times, so that the desk is easy to shake when being used.
SUMMERY OF THE UTILITY MODEL
To solve the problems in the prior art, an object of the present invention is to provide a foldable table stand to solve the above technical problems.
In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:
a foldable table support comprises a transverse support body, wherein first support legs are arranged at two ends of the transverse support body at two sides, each first support leg comprises a longitudinal support leg and a transverse connecting sheet, the longitudinal support legs are fixedly connected with the transverse connecting sheets, the first support legs are hinged with the transverse support body, and the hinged position is a first hinged point O; the end, which is not connected with the longitudinal support leg, of the transverse connecting piece is hinged with a locking piece, 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 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; be provided with on the horizontal supporter with spout complex locating pin P, first supporting leg is under fold condition, the locating pin is located in the second draw-in groove, first supporting leg is under the expansion state, the locating pin is located in the first draw-in groove.
Preferably, 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 first supporting leg is in a folded state, and the first clamping groove and the second clamping groove are located above the sliding groove.
Preferably, the two first support legs at one end of the transverse support are connected by a first support bar 4.
Preferably, the transverse support body comprises two transverse support rods, two ends of the two transverse support rods are connected with second support legs, and the two second support legs positioned at the same end of the transverse support rods are connected through the second support rods; the bottom end of the first support leg is positioned above the bottom end of the second support leg in the folded state; the bottom end of the first support leg is positioned below the bottom end of the second support leg in the unfolded state.
Preferably, the first support leg is inclined in the unfolded state, and the distance from the top end to the center of the corresponding transverse support bar is smaller than the distance from the bottom end to the center of the corresponding transverse support bar; the first support leg has a contact point T with the inner side of the corresponding second support leg in the unfolded state.
Preferably, the first hinge point O is located at an end of the longitudinal support leg adjacent to the transverse connection piece.
The utility model provides a foldable desk support, at first supporting leg under fold condition, see fig. 1 and fig. 4, locating pin P is located in the second draw-in groove, because the effect of second draw-in groove, foldable support can not move down, when needs expand first supporting leg, see fig. 2 and fig. 5, stir the stay up, make the spout C of locating pin P and stay contact, rotatory first supporting leg, first supporting leg is outwards opened, the spout of locating pin P and stay produces relative displacement, after first supporting leg reachs extremely spacing, see fig. 3 and fig. 6, stir the stay down and make locating pin P be located in the second draw-in groove, with first supporting leg locking, foldable support can not remove. 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.
Drawings
Fig. 1 is a schematic perspective view of a first support leg of a middle folding table support according to the present invention in a folded state;
fig. 2 is a schematic perspective view of the first support leg of the middle folding table support according to the present invention during the unfolding process;
fig. 3 is a schematic perspective view of a first support leg of the middle folding table support according to the present invention in an unfolded state;
fig. 4 is a schematic front view of the first support leg of the middle folding table support according to the present invention in a folded state;
FIG. 5 is a schematic front view of the first leg of the middle foldable desk bracket of the present invention during the unfolding process;
fig. 6 is a front view of the first leg of the middle foldable table of the present invention in an unfolded state;
FIG. 7 is a schematic view of the locking tab;
in the figure: the support comprises a first support leg 1, a longitudinal support leg 1-1, a transverse connecting piece 1-2, a transverse support body 2, a transverse support rod 2a, a locking piece 3, a first support rod 4, a second support leg 5 and a second support rod 6.
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 table support, see fig. 1-7, including transverse support body 2, the both ends of transverse support body are provided with first supporting leg 1 in the position of both sides, first supporting leg includes longitudinal support leg 1-1 and transverse connection piece 1-2, longitudinal support leg and transverse connection piece pass through welding or the same mode fixed connection, longitudinal support leg and transverse connection piece can be as shown in fig. 3 vertical setting, also can form non-vertical bending structure, first supporting leg with transverse support body articulates, the articulated position is first pin joint O, in this embodiment, first pin joint O is preferred to be located the one end that the longitudinal support leg is close to transverse connection piece; 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; be provided with on the horizontal supporter with spout complex locating pin P, first supporting leg is under fold condition, the locating pin is located in the second draw-in groove, first supporting leg is under the expansion state, the locating pin is located in the first draw-in groove.
The structure is that the first supporting leg is in a folded state, see fig. 1 and 4, the positioning pin P is located in the second clamping groove, the foldable support cannot move downwards due to the effect of the second clamping groove, when the first supporting leg needs to be unfolded, see fig. 2 and 5, the locking sheet is shifted upwards, the positioning pin P is made to be in contact with the sliding groove C of the locking sheet, the first supporting leg is rotated, the first supporting leg is opened outwards, the positioning pin P and the sliding groove of the locking sheet generate relative displacement, after the first supporting leg reaches a limit position, see fig. 3 and 6, the locking sheet is shifted downwards, the positioning pin P is made to be located in the second clamping groove, the first supporting leg is locked, and the foldable support 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 transverse support body, the rear positioning pin is fixed in the sliding groove, the experimental method is used, the first hinge point is taken as a rotation center, the locking piece is rotated, when the first support leg records that the position of the positioning pin is the position of the connection point of the first groove and the sliding groove in a folded state, and when the first support leg records that the position of the positioning pin is the position of the connection point of the second groove and the sliding groove in an unfolded state, 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, which is well known by technical personnel in the field and is not described herein again.
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 first 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 the travel of the locating pin within the runner.
As a specific embodiment, two first supporting legs at one end of the transverse supporting body are connected through a first supporting rod 4, so that the whole support is more stable after the two first supporting rods at the same end are connected, in the present application, the transverse supporting body can be in a plate shape, and is applied to a common folding table to be used as a table top, as a preferred scheme, the transverse supporting body comprises two transverse supporting rods 2a, two ends of the two transverse supporting rods are connected with second supporting legs 5, and two second supporting legs at the same end of the transverse supporting rods are connected through second supporting rods 6; the bottom end of the first support leg is positioned above the bottom end of the second support leg in the folded state; the bottom end of the first supporting leg is located below the bottom end of the second supporting leg in the unfolding state, when the structure is used, the first supporting leg can be folded only by using the second supporting leg as a support of a table, the first supporting leg can also be unfolded to serve 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. Preferably, the first support leg is inclined in the unfolded state, and the distance from the top end to the center of the corresponding transverse support bar is smaller than the distance from the bottom end to the center of the corresponding transverse support bar; 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 support, can regard as the extreme position that first supporting leg outwards expanded when first supporting leg and the inboard contact of second supporting leg in addition, as the reference of stirring the stay downwards, make things convenient for people in time to stir the fixed desk support of stay downwards.
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 (8)
1. The folding table support is characterized by comprising a transverse support body (2), wherein first support legs (1) are arranged at two ends of the transverse support body at two sides, each first support leg comprises a longitudinal support leg (1-1) and a transverse connecting sheet (1-2), the longitudinal support legs are fixedly connected with the transverse connecting sheets, the first support legs (1) are hinged with the transverse support body, and the hinged position is a first hinged point O;
one end, which is not connected with the longitudinal supporting leg, of the transverse connecting piece 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 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;
be provided with on the horizontal supporter with spout complex locating pin P, first supporting leg is under fold condition, the locating pin is located in the second draw-in groove, first supporting leg is under the expansion state, the locating pin is located in the first draw-in groove.
2. A folding table stand according to claim 1,
the height of the positioning pin is greater than that 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 first supporting leg is in a folded state, and the first clamping groove and the second clamping groove are located above the sliding groove.
3. A folding table stand according to claim 1 or 2 in which the two first support legs at one end of the transverse support are connected by a first support bar (4).
4. A folding table stand according to claim 1 or 2, characterised in that said transverse support comprises two transverse support bars (2a), the two ends of which are connected to second support legs (5), the two second support legs at the same end of the transverse support bars being connected by a second support bar (6);
the bottom end of the first support leg is positioned above the bottom end of the second support leg in the folded state;
the bottom end of the first support leg is positioned below the bottom end of the second support leg in the unfolded state.
5. A folding table stand according to claim 4,
the first 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;
the first support leg has a contact point T with the inner side of the corresponding second support leg in the unfolded state.
6. A folding table stand according to claim 3,
the transverse support body comprises two transverse support rods, two ends of the two transverse support rods are connected with second support legs, and the two second support legs positioned at the same end of the transverse support rods are connected through the second support rods;
the bottom end of the first support leg is positioned above the bottom end of the second support leg in the folded state;
the bottom end of the first support leg is positioned below the bottom end of the second support leg in the unfolded state.
7. A folding table stand according to claim 6,
the first 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;
the first support leg has a contact point T with the inner side of the corresponding second support leg in the unfolded state.
8. A folding table stand according to claim 1 in which the first hinge point O is located at the end of the longitudinal support leg adjacent the transverse web.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021831051.6U CN212521112U (en) | 2020-08-27 | 2020-08-27 | Folding table support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021831051.6U CN212521112U (en) | 2020-08-27 | 2020-08-27 | Folding table support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212521112U true CN212521112U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021831051.6U Active CN212521112U (en) | 2020-08-27 | 2020-08-27 | Folding table support |
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| Country | Link |
|---|---|
| CN (1) | CN212521112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111870024A (en) * | 2020-08-27 | 2020-11-03 | 天长市西达克家居有限公司 | Folding table support |
-
2020
- 2020-08-27 CN CN202021831051.6U patent/CN212521112U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111870024A (en) * | 2020-08-27 | 2020-11-03 | 天长市西达克家居有限公司 | Folding table support |
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