CN216494445U - Leg support frame and leg supporting plate - Google Patents
Leg support frame and leg supporting plate Download PDFInfo
- Publication number
- CN216494445U CN216494445U CN202123025171.4U CN202123025171U CN216494445U CN 216494445 U CN216494445 U CN 216494445U CN 202123025171 U CN202123025171 U CN 202123025171U CN 216494445 U CN216494445 U CN 216494445U
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- support
- frame
- leg
- framework
- leg rest
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- 239000000463 material Substances 0.000 claims abstract description 25
- 238000005452 bending Methods 0.000 claims abstract description 10
- 239000007769 metal material Substances 0.000 claims abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 239000006261 foam material Substances 0.000 claims description 5
- 230000002708 enhancing effect Effects 0.000 claims description 3
- 229920005830 Polyurethane Foam Polymers 0.000 claims 1
- 239000011496 polyurethane foam Substances 0.000 claims 1
- 238000005187 foaming Methods 0.000 abstract description 26
- 238000009776 industrial production Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
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- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Abstract
The utility model discloses a leg support frame which comprises an outer ring framework, a middle framework and a plurality of support pieces arranged in parallel, wherein each support piece comprises a horizontal part and bending parts which are arranged at two ends of the horizontal part and bent at the same side; the outer ring framework is respectively connected with the bending parts of the supporting pieces, and the middle framework is respectively connected with the horizontal parts of the supporting pieces, so that a supporting frame is formed; the outer ring framework, the middle framework and the support sheets are all made of metal materials. In addition, the utility model also provides a leg supporting plate which comprises a leg support supporting frame and a foaming material, wherein the leg support supporting frame and the foaming material are integrally foamed and molded. The leg support frame and the leg support plate have the advantages of more material saving, fewer parts, simple structure and the like, and the skin covering step between the original foaming step and the framework step is omitted, so that the working procedure is simpler, and the leg support frame and the leg support plate have great significance in sofa manufacturing modular design and industrial production popularization.
Description
Technical Field
The utility model relates to the field of sofa leg supports, in particular to a leg support frame and a leg support plate.
Background
Currently, the commercial sofa leg support plate is mainly made of a splint or an injection molding, and the splint or the injection molding and the soft body foaming are separated. When the leg supporting plate is assembled, the soft body is required to be foamed and filled into the leather sheath, and then the clamping plate or the injection molding piece and the leather sheath are fixed well by using the fastening structure. The mode has the advantages of more parts, difficult management and transportation, relatively complex working procedures, low production efficiency and unsuitability for industrial production and popularization.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides the leg support frame and the leg support plate, wherein the leg support plate is formed by integrally pouring and foaming the leg support frame and a foaming material, so that the leg support plate has the advantages of more material saving, fewer parts, simple structure and the like, and a skin covering step between the original foaming and a framework is omitted, so that the working procedure is simpler, and the leg support frame and the leg support plate have great significance in sofa manufacturing modular design and industrial production popularization.
The technical scheme adopted by the utility model for solving the problems is as follows:
the utility model provides a leg holds in palm support frame, includes outer lane skeleton, middle skeleton and a plurality of backing sheets that set up side by side, wherein:
the supporting piece comprises a horizontal part and bending parts which are arranged at two ends of the horizontal part and bent at the same side; the outer ring framework is respectively connected with the bending parts of the supporting pieces, and the middle framework is respectively connected with the horizontal parts of the supporting pieces, so that a supporting frame is formed;
the outer ring framework, the middle framework and the support sheets are all made of metal materials.
Specifically, the outer ring framework and the middle framework are welded and fixed with the supporting sheet.
The leg support frame is simple in structure, the outer ring framework plays a role in integrally shaping the support frame and can be used as an upward supporting structure for the weight of legs when a sofa is opened; the middle framework plays a role in supporting the supporting piece in the supporting frame, and can avoid the shrinkage deformation of the supporting piece caused by the downward pressure borne by the leg support.
Furthermore, a first groove connected with the outer ring framework is arranged on a bending part of the supporting sheet; and a horizontal part of the supporting sheet is provided with a second groove connected with the middle framework.
From this, through set up first recess and second recess on the stay, not only can play the effect of thick location, make things convenient for outer lane skeleton and middle skeleton to follow the connection of stay, can also improve connection area simultaneously, make it more firm.
Furthermore, the supporting sheet is also provided with a reinforcing groove and/or a reinforcing rib for enhancing the supporting strength of the supporting sheet.
Furthermore, the horizontal part of the supporting sheet is also convexly provided with a mounting hole used for being connected with the sofa frame.
From this, with the mounting hole protrusion setting, not only can strengthen the intensity around the mounting hole, easily installation simultaneously.
Furthermore, nuts are embedded in the mounting holes.
Furthermore, the outer ring framework is a square framework formed by surrounding four support rods.
Furthermore, the middle framework is a single supporting rod.
In addition, the utility model also provides a leg supporting plate, which comprises the leg support supporting frame and a foaming material, wherein the leg support supporting frame and the foaming material are integrally foamed and molded.
Therefore, the leg supporting plate is formed by integrally pouring and foaming the leg support supporting frame and the foaming material, so that the leg supporting plate has the advantages of more material saving, fewer parts, simple structure and the like, and the skin covering step between the original foaming step and the framework step is omitted, so that the process is simpler, and the leg supporting plate has great significance in sofa manufacturing modular design and industrial production popularization.
Further, the outer ring framework is located in the middle of the foaming material.
Therefore, the outer ring framework is positioned in the middle of the foaming material, so that the whole foaming material can be better supported, and the whole part is firmer.
Further, the foaming material is polyurethane soft foam.
In summary, the leg rest support frame and the leg rest plate provided by the utility model have the following beneficial effects:
(1) the leg support frame is simple in structure, the outer ring framework plays a role in integrally shaping the support frame and can be used as an upward supporting structure for the weight of legs when the sofa is opened; the middle framework plays a role in supporting the supporting sheet in the supporting frame, and can avoid the shrinkage deformation of the supporting sheet caused by the downward pressure borne by the leg support.
(2) The leg supporting plate is formed by integrally casting the leg support supporting frame and the foaming material, so that the leg supporting plate has the advantages of more material saving, fewer parts, simple structure and the like, and the skin covering step between the original foaming and the framework is omitted, so that the working procedure is simpler, and the leg supporting plate has great significance in sofa manufacturing modular design and industrial production popularization.
Drawings
FIG. 1 is an exploded view of the leg rest support frame of the present invention;
FIG. 2 is a schematic view of the leg rest support of the present invention;
FIG. 3 is a schematic view of a support piece of the leg rest support frame according to the present invention;
FIG. 4 is a schematic structural view of a leg rest of the present invention;
FIG. 5 is a cross-sectional schematic view of a leg rest of the present invention.
Wherein the reference numerals have the following meanings:
1. an outer ring framework; 11. a first support bar; 12. a second support bar; 2. an intermediate skeleton; 21. a third support bar; 3. a support sheet; 31. a horizontal portion; 311. a second groove; 32. a bending section; 321. a first groove; 33. mounting holes; 34. reinforcing ribs; 4. a foamed material.
Detailed Description
For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Example one
Referring to fig. 1-3, the present invention first provides a leg rest support frame, which includes an outer ring frame 1, a middle frame 2 and a plurality of support pieces 3 arranged in parallel, wherein the support pieces 3 are strip-shaped and include a horizontal portion 31 and bent portions 32 arranged at two ends of the horizontal portion 31 and bent outward at the same side, and the bent portions 32 are approximately inverted L-shaped, so that the bent portions 32 and the horizontal portion 31 are located at different planes. The outer ring frame 1 is respectively connected with the bending parts 32 of the support pieces 3, and the middle frame 2 is respectively connected with the horizontal parts 31 of the support pieces 3 to form a support frame.
In this embodiment, three support sheets 3 are provided, and are arranged in parallel at intervals; the outer ring framework 1, the middle framework 2 and the support sheet 3 are all made of metal materials; the outer ring framework 1, the middle framework 2 and the support sheet 3 are fixedly connected in a welding mode.
Of course, in other embodiments, the bent portion 32 of the supporting piece 3 may also be bent inward, as long as it forms a certain height difference with the horizontal portion 31, and the present invention is not limited thereto.
The leg support frame is simple in structure, the outer ring framework 1 plays a role in integrally shaping the support frame and can be used as an upward supporting structure for the weight of legs when a sofa is opened; the middle framework 2 plays a role in supporting the supporting sheet 3 in the supporting frame, and can avoid the shrinkage and deformation of the supporting sheet 3 caused by the downward pressure borne by the leg support.
Referring to fig. 1-3, the outer ring frame 1 includes two first support rods 11 horizontally spaced apart from each other and two second support rods 12 vertically spaced apart from each other and connected to the two first support rods 11, and the two first support rods 11 and the two second support rods 12 form a rectangular frame. A first support rod 11 on the outer ring frame 1 is connected to the bent portions 32 on one side of the support pieces 3, respectively, and another first support rod 11 on the outer ring frame 1 is connected to the bent portions 32 on the other side of the support pieces 3, respectively. The middle frame 2 includes a third support bar 21 horizontally disposed, and the third support bar 21 is connected to the horizontal portions 31 of the support pieces 3.
Specifically, the top surfaces of the bent portions 32 on the same side of the plurality of support pieces 3 are respectively provided with a first groove 321 connected with the first support rod 11, so that the effect of coarse positioning is achieved, the connection between the first support rod 11 and the bent portions 32 is facilitated, and the welding area between the first support rod 11 and the support pieces 3 is increased; the top surface of the other side bent part 32 of the plurality of support pieces 3 is a horizontal surface, thereby functioning to connect and support another first support bar 11. The middle top surface of the horizontal portion 31 of the support pieces 3 is provided with a second groove 311 connected with the third support bar 21, and the second groove 311 also has the function of coarse positioning, so that the third support bar 21 and the horizontal portion 31 can be conveniently connected, and the transverse distance between the support pieces 3 is fixed.
In this embodiment, the first groove 321 and the second groove 311 are both arc-shaped grooves.
Of course, in other embodiments, the outer ring frame 1 may have other structures, such as two first support rods 11 horizontally spaced apart from each other, and respectively connected to the two end bending portions 32 of the support sheet 3; the middle frame 2 may also have other structures, such as a plurality of third support bars 21 arranged at intervals, and the plurality of third support bars 21 are respectively and uniformly connected along the length direction of the horizontal portion 31 of the support sheet 3, which is not limited herein.
In addition, the support sheet 3 is provided with a reinforcing rib 34 for enhancing the support strength thereof. Of course, in other embodiments, the reinforcing rib 34 may be provided in plurality and uniformly arranged along the length direction of the support sheet 3; of course, the reinforcing beads 34 may be replaced with reinforcing grooves, or a structure in which reinforcing grooves are provided together with the reinforcing beads 34. In addition, the structure of the reinforcing groove and the reinforcing rib 34 may be various forms, and is not limited herein.
In addition, the horizontal part 31 of the support sheet 3 is provided with a mounting hole 33 protruding from the end surface of the middle frame 2 for connecting with the sofa frame. The two mounting holes 33 are spaced apart from each other along the length of the support plate 3. Thus, the installation hole 33 is protruded, so that the strength around the installation hole 33 can be enhanced, and the installation is easy.
In other embodiments, nuts may be embedded in the mounting holes 33 to facilitate connection with the sofa frame.
Example two
Referring to fig. 4-5, the second aspect of the present invention further provides a leg rest, which includes the above leg rest support frame and the foam material 4, the leg rest support frame and the foam material 4 are integrally formed on a mold for casting and foaming, and the outer ring frame 1 of the leg rest support frame is located at the middle position of the foam material 4.
In the present embodiment, the foam material 4 is a polyurethane soft foam.
Therefore, the leg support plate is integrally cast and molded by the leg support frame and the foaming material 4, so that the leg support plate has the advantages of more material saving, fewer parts, simple structure and the like, and a skin covering step between the original foaming and the framework is omitted, so that the working procedure is simpler, and the leg support plate has great significance in sofa manufacturing modular design and industrial production and popularization. In addition, the outer ring framework 1 is positioned in the middle of the foaming material 4, so that the whole foaming material 4 can be better supported, and the whole part is firmer.
In summary, the leg rest support frame and the leg rest plate provided by the utility model have the following beneficial effects:
the leg support frame is simple in structure, the outer ring framework 1 plays an integral shaping role for the support frame and can be used as an upward supporting structure for the weight of legs when the sofa is opened; this middle skeleton 2 plays the supporting role for the backing sheet in the braced frame, can avoid leading to backing sheet shrink deformation because of the leg holds in the palm bears downward pressure.
The leg supporting plate is formed by integrally pouring and foaming the leg support supporting frame and the foaming material 4, so that the leg supporting plate has the advantages of more material saving, fewer parts, simple structure and the like, and the skin covering step between the original foaming step and the framework step is omitted, so that the working procedure is simpler, and the leg supporting plate has great significance in sofa manufacturing modular design and industrial production popularization.
The technical means disclosed in the utility model scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.
Claims (10)
1. The utility model provides a leg holds in palm support frame which characterized in that, includes outer lane skeleton, middle skeleton and a plurality of backing sheet that set up side by side, wherein:
the supporting piece comprises a horizontal part and bending parts which are arranged at two ends of the horizontal part and bent at the same side; the outer ring framework is respectively connected with the bending parts of the supporting pieces, and the middle framework is respectively connected with the horizontal parts of the supporting pieces, so that a supporting frame is formed;
the outer ring framework, the middle framework and the support sheets are all made of metal materials.
2. The leg rest support bracket according to claim 1, wherein a first groove connected with the outer ring frame is provided on a bent portion of the support piece; and a horizontal part of the support sheet is provided with a second groove connected with the middle framework.
3. The leg rest support bracket of claim 1, wherein the support piece is further provided with a reinforcing groove and/or a reinforcing rib for enhancing the support strength thereof.
4. The leg rest support bracket of claim 1, wherein the horizontal portion of the support piece further has a mounting hole protruding thereon for connecting with a sofa frame.
5. The leg rest support bracket of claim 4, wherein nuts are pre-embedded in the mounting holes.
6. The leg rest support frame according to any one of claims 1 to 5, wherein the outer ring frame is a square frame surrounded by four support rods.
7. A leg rest support according to any one of claims 1 to 5, characterised in that the intermediate frame is a single support bar.
8. A leg rest according to any one of claims 1 to 7, comprising the leg rest support as claimed in any one of claims 1 to 7 and a foamed material, the leg rest support being integrally foamed with the foamed material.
9. The leg rest of claim 8, wherein the outer race skeleton is located at a middle position of the foamed material.
10. The leg rest of claim 8, wherein the foam material is a soft polyurethane foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123025171.4U CN216494445U (en) | 2021-12-03 | 2021-12-03 | Leg support frame and leg supporting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123025171.4U CN216494445U (en) | 2021-12-03 | 2021-12-03 | Leg support frame and leg supporting plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216494445U true CN216494445U (en) | 2022-05-13 |
Family
ID=81465243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123025171.4U Active CN216494445U (en) | 2021-12-03 | 2021-12-03 | Leg support frame and leg supporting plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216494445U (en) |
-
2021
- 2021-12-03 CN CN202123025171.4U patent/CN216494445U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |