Supporting leg and side rod assembling structure and bed frame

Abstract

The utility model discloses an assembling structure of a supporting leg and a side rod and a bedstead, and the assembling structure comprises the supporting leg, a connecting sheet and the side rod, the supporting leg comprises a side wall and a hollow part defined by the side wall, and the side wall is provided with at least one first slot communicated with the hollow part; the connecting piece can be inserted into the hollow part of the supporting leg, at least one second inserting groove matched with the first inserting groove is formed in the connecting piece, and the second inserting grooves correspond to the first inserting grooves in a one-to-one mode; the end part of the side rod is fixedly connected with a plug-in piece, the plug-in piece is provided with at least one buckle, and the buckle is provided with a limiting part; the buckle can be sequentially inserted into the first slot and the second slot, so that the side wall of the supporting leg and the connecting piece are clamped into the limiting part; and the inserting pieces are connected with the supporting legs through fixing pieces. The device is simple in structure and good in stability, and effectively solves the problems of shaking and friction noise.

Description

Technical Field

[0001] The utility model relates to the technical field of household articles, in particular to an assembly structure of supporting legs and side rods and a bed frame. Background Art

[0002] In the related art, a bed frame includes supporting feet and side rods, wherein the side rods include transverse side rods and longitudinal side rods, the transverse side rods and the longitudinal side rods are usually arranged as two parallel rods, and the two ends of the transverse side rods and the longitudinal side rods are respectively connected to the supporting feet to form the bed frame.

[0003] The support legs are an important part of the bed frame. To facilitate the detachable assembly of the support legs and the side bars, bolts are set on the upper ends of the support legs and bolt holes are set on the side bars. The support legs and the side bars are connected by threads to achieve detachable assembly. Traditional bolt-type detachable support legs are very convenient to install and replace, but with the continuous increase in transportation cost requirements, the side bars are also designed to be detachably connected to meet the needs of minimizing packaging volume. This makes the installation of bolt-type support legs at the corners of the bed frame more complicated, and more structures need to be added for connection.

[0004] In order to solve the problem that the installation of the supporting legs at the corners of the bed frame becomes more complicated, in the prior art, a slot is opened on the supporting leg, an insertion or hanging structure is provided on the side rod, and the side rod is connected by insertion or hanging. However, this connection structure is prone to shaking and friction noise. At the same time, the slot is opened at the corner between the two surfaces of the supporting leg, which is prone to deformation due to stress. Utility Model Content

[0005] The utility model aims to solve at least one of the technical problems in the above technology to a certain extent. To this end, one purpose of the utility model is to provide an assembly structure of a support foot and a side rod, which has a simple structure, good stability, and effectively solves the shaking and friction noise problems.

[0006] The second object of the present invention is to provide a bed frame, including an assembly structure of support legs and side rods.

[0007] To achieve the above-mentioned purpose, the first embodiment of the utility model proposes an assembly structure of a support leg and a side rod, comprising:

[0008] A supporting foot, the supporting foot comprising a side wall and a hollow portion surrounded by the side wall, the side wall being provided with at least one first slot communicating with the hollow portion;

[0009] A connecting piece, the connecting piece can be inserted into the hollow part of the supporting foot, the connecting piece is provided with at least one second slot adapted to the first slot, and the second slot corresponds to the first slot one by one;

[0010] A side rod, the end of which is fixedly connected to a plug-in plate, the plug-in plate is provided with at least one buckle, and the buckle has a limiting portion; the buckle can be inserted into the first slot and the second slot in sequence so that the side wall of the supporting foot and the connecting plate are inserted into the limiting portion; the plug-in plate is connected to the supporting foot through a fixing member.

[0011] According to an assembly structure of a support foot and a side rod according to an embodiment of the utility model, since the end of the side rod is fixedly connected to the plug-in piece, the plug-in piece is provided with a buckle, and the buckle can be inserted into the first slot and the second slot in sequence, so that the side wall of the support foot and the connecting piece are clamped into the limiting part, and the plug-in piece is connected to the support foot through the fixing piece, so that the structure is simple, the stability is good, and the shaking and friction noise problems are effectively solved. Specifically, the connecting piece is arranged inside the side wall of the support foot, which can effectively improve the strength of the connection, and after the plug-in piece is connected to the support foot through the fixing piece, the buckle and the support foot and the connecting piece are tightly matched, which effectively improves the shaking and friction noise problems.

[0012] In addition, the assembly structure of the support foot and the side rod according to the above embodiment of the utility model may also have the following additional technical features:

[0013] Optionally, the plug-in piece has a contact surface, and after the buckle is inserted into the first slot and the second slot in sequence, the contact surface contacts the outer plane of the side wall of the supporting foot.

[0014] Optionally, the connecting piece is in contact with an inner plane of a side wall of the supporting foot.

[0015] Optionally, the cross-section of the connecting piece is set to be L-shaped, including a first contact surface and a second contact surface arranged adjacent to each other, and the first contact surface and the second contact surface are respectively in contact with the inside of different side walls of the supporting foot.

[0016] Optionally, the buckle includes a first snap-in plate radially connected to the plug-in piece and a second snap-in plate radially connected to the first snap-in plate, the second snap-in plate is arranged parallel to the plug-in piece, and the limiting portion is formed between the second snap-in plate and the plug-in piece.

[0017] Specifically, the distance between the second clamping plate and the plug-in plate is equal to the sum of the thickness of the side wall of the supporting leg and the thickness of the connecting plate.

[0018] Optionally, a tube cover is further included, the shape of the tube cover is the same as the cross-sectional shape of the supporting foot, and the tube cover is arranged on the upper end surface of the supporting foot.

[0019] Optionally, the side rod includes a transverse side rod and a longitudinal side rod, the ends of the transverse side rod and the longitudinal side rod are respectively fixed with connecting plug-in plates, and two adjacent side walls of the supporting foot are respectively provided with a first slot connected to the hollow portion, and the buckles of the transverse side rod and the longitudinal side rod can be inserted into the first slot and the second slot in sequence, so that the side walls of the supporting foot and the connecting plate are snapped into the limiting portion.

[0020] Specifically, the longitudinal side rod is provided with a stepped portion along the radial direction.

[0021] Optionally, the first slot of the supporting foot, the second slot of the connecting plate and the buckle are all correspondingly set to one, and the fixing member includes a first bolt hole set on the connecting plate, a second bolt hole set on the side wall of the supporting foot, a threaded hole set on the connecting plate, and a bolt that passes through the first bolt hole and the second bolt hole in sequence and is connected to the threaded hole.

[0022] Optionally, the first slot of the supporting foot, the second slot of the connecting plate and the buckle are each correspondingly set to two, and the fixing member includes a supporting member arranged outside the side wall of the supporting foot, and the supporting member connects the plug-in plate and the side rod.

[0023] To achieve the above-mentioned purpose, a second embodiment of the present invention provides a bed frame, including an assembly structure of support legs and side rods.

[0024] A bed frame according to an embodiment of the utility model includes an assembly structure of a support leg and a side rod. Since the end of the side rod is fixedly connected to a plug-in piece, the plug-in piece is provided with a buckle, and the buckle can be inserted into the first slot and the second slot in sequence, so that the side wall of the support leg and the connecting piece are snapped into the limiting portion, and the plug-in piece is fixedly connected to the support leg and the connecting piece in sequence through a fixing member, so that the structure is simple, the stability is good, and the shaking and friction noise problems are effectively solved. Specifically, a connecting piece is arranged inside the side wall of the support leg, which can effectively improve the strength of the connection, and after the plug-in piece is fixedly connected to the support leg and the connecting piece in sequence through a fixing member, the buckle and the support leg and the connecting piece cooperate closely, effectively improving the shaking and friction noise problems.

[0025] In addition, the bed frame according to the above embodiment of the utility model may also have the following additional technical features:

[0026] Optionally, the side rod includes a transverse side rod and a longitudinal side rod, the transverse side rod and the longitudinal side rod are respectively arranged as two parallel rods, the two end portions of the transverse side rod and the longitudinal side rod are respectively fixedly connected to the plug-in plates, and the two end portions of the transverse side rod and the longitudinal side rod are respectively connected to the supporting feet through the plug-in plates; the two adjacent side walls of the supporting feet are respectively provided with a first slot connected to the hollow part, and the buckles of the transverse side rod and the longitudinal side rod can be respectively inserted into the first slot and the second slot in sequence, so that the side walls of the supporting feet and the connecting plate are snapped into the limiting part.

[0027] Specifically, it also includes a transverse reinforcing side rod and a longitudinal reinforcing side rod. The two ends of the transverse reinforcing side rod are respectively connected to the supporting feet and are arranged parallel to the transverse side rod; the two ends of the longitudinal reinforcing side rod are respectively connected to the supporting feet and are arranged parallel to the longitudinal side rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a three-dimensional combined diagram of an assembly structure of a support leg and a side rod of an example of the present utility model;

[0029] Figure 2 This is a partial structural schematic diagram of an assembly structure of a support leg and a side rod according to an example of the utility model;

[0030] Figure 3 This is a partial exploded view of the assembly structure of the support leg and the side rod of Example 1 of the utility model;

[0031] Figure 4 Another partial exploded view of the assembly structure of the support leg and the side rod of Example 1 of the utility model;

[0032] Figure 5 This is a three-dimensional combined diagram of the assembly structure of the supporting foot and the side rod of Example 2 of the utility model;

[0033] Figure 6 This is a partial exploded view of the assembly structure of the supporting foot and the side rod of Example 2 of the present utility model;

[0034] Figure 7 Another partial exploded view of the assembly structure of the supporting foot and the side rod of Example 2 of the utility model;

[0035] Figure 8 This is a partial structural schematic diagram of the assembly structure of three supporting legs and side rods of the utility model;

[0036] Fig. 9 This is a partial exploded view of the assembly structure of three support legs and side rods of the utility model;

[0037] Fig.10 This is a three-dimensional assembly diagram of a bed frame according to an embodiment of the utility model;

[0038] Fig.11 This is a partial exploded view of a bed frame according to an embodiment of the utility model;

[0039] Fig.12 This is a three-dimensional assembly diagram of a bed frame according to another embodiment of the present invention;

[0040] Fig.13 This is a partial exploded view of a bed frame according to another embodiment of the present invention.

[0041] Description of symbols

[0042] Support foot 1, side wall 11, hollow portion 12, first slot 13, second bolt hole 14, connecting piece 2, second slot 21, first contact surface 22, second contact surface 23, threaded hole 24, side rod 3, transverse side rod 31, longitudinal side rod 32, stepped portion 321, transverse reinforcing side rod 33, longitudinal reinforcing side rod 34, plug-in piece 4, first bolt hole 41, abutting surface 42, buckle 5, limiting portion 51, first clamping plate 52, second clamping plate 53, fixing member 6, bolt 61, supporting member 62, pipe cover 7. DETAILED DESCRIPTION

[0043] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0044] In order to better understand the above technical solution, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0045] Embodiment 1

[0046] like Figures 1 to 9 As shown, an assembly structure of a support leg and a side rod according to an embodiment of the utility model is suitable for a bed frame, especially a metal bed frame, and includes a support leg 1, a connecting piece 2 and a side rod 3.

[0047] The support leg 1 includes a side wall 11 and a hollow portion 12 surrounded by the side wall 11. The side wall 11 is provided with a first slot 13 connected to the hollow portion 12. The cross section of the support leg 1 can be fan-shaped, such as Figure 1 As shown, the cross section of the support foot 1 may also be rectangular, such as Figure 5As shown, it can also be a triangle, a pentagon, etc. The first slot 13 can be a rectangular slot, and the first slot 13 is provided on two adjacent surfaces of the side wall 11 of the support foot 1.

[0048] The connecting piece 2 can be inserted into the hollow part 12 of the supporting foot 1, and a second slot 21 adapted to the first slot 13 is provided on the connecting piece 2, that is, the second slot 21 of the connecting piece 2 is opposite to the first slot 13 of the supporting foot 1, and the sizes of the two can be equal. When the connecting piece 2 is inserted into the hollow part 12 of the supporting foot 1, the second slot 21 of the connecting piece 2 is communicated with the first slot 13 of the supporting foot 1. The second slot 21 can be a rectangular slot.

[0049] Optionally, the cross section of the connecting piece 2 is set to be L-shaped, including a first contact surface 22 and a second contact surface 23 arranged adjacently, and the first contact surface 22 and the second contact surface 23 are respectively in contact with the inside of adjacent different side walls 11 of the supporting foot 1. The first contact surface 22 and the second contact surface 23 are respectively provided with a second slot 21, and the adjacent different side walls 11 of the supporting foot 1 are respectively provided with a first slot 13, and the first slot 13 corresponds to the second slot 21 one by one.

[0050] The end of the side rod 3 is fixedly connected to the plug-in piece 4, which can be integrally connected to the end of the side rod 3, such as by welding, or can be separately connected. The plug-in piece 4 is provided with a buckle 5. In this example, the buckle 5 is set to one, and can be set to two or more. The buckle 5 has a limiting portion 51; the buckle 5 can be inserted into the first slot 13 and the second slot 21 in sequence, so that the side wall 11 of the supporting foot 1 and the connecting piece 2 are snapped into the limiting portion 51; the plug-in piece 4 is fixedly connected to the supporting foot 1 and the connecting piece 2 in sequence through the fixing member 6.

[0051] Optionally, the buckle 5 includes a first clip plate 52 radially connected to the plug-in sheet 4 and a second clip plate 53 radially connected to the first clip plate 52, the second clip plate 53 is arranged parallel to the plug-in sheet 4, and a limit portion 51 is formed between the second clip plate 53 and the plug-in sheet 4. The distance between the second clip plate 53 and the plug-in sheet 4 is equivalent to the sum of the thickness of the side wall 11 of the support foot 1 and the thickness of the connecting sheet 4, so that the side wall 11 of the support foot 1 and the connecting sheet 2 are just clipped into the limit portion 51, so that the buckle 5 and the support foot 1 are closely matched, thereby improving the support stability.

[0052] Optionally, the first slot 13 of the support leg 1, the second slot 21 of the connecting piece 2 and the buckle 5 are all set as one, and the fixing member 6 includes a first bolt hole 41 provided on the plug-in piece 4, a second bolt hole 14 provided on the side wall 11 of the support leg 1, a threaded hole 24 provided on the connecting piece 2, and a bolt 61 that passes through the first bolt hole 41 and the second bolt hole 14 and is connected to the threaded hole 24 in sequence. Specifically, the second bolt holes 14 are respectively provided on the adjacent different side walls 11 of the support leg 1, and the second bolt holes 14 are located below the first slot 13. Correspondingly, the first contact surface 22 and the second contact surface 23 of the L-shaped connecting piece 2 are respectively provided with threaded holes 24, and the threaded holes 24 are located below the second slot 21. The fixing member 6 can be other structures, such as a metal rod, a rivet or a screw that directly connects the first bolt hole 41 on the plug-in piece 4, the second bolt hole 14 provided on the side wall 11 of the support leg 1 and the threaded hole 24 provided on the connecting piece 2.

[0053] In the assembly structure of a support foot and a side rod according to the embodiment of the utility model, the end of the side rod 3 is fixedly connected to the plug-in sheet 4, and the plug-in sheet 4 is provided with a buckle 5, which can be inserted into the first slot 13 and the second slot 21 in sequence, so that the side wall 11 of the support foot 1 and the connecting sheet 2 are snapped into the limiting portion 51, and the plug-in sheet 4 is fixedly connected to the support foot 1 and the connecting sheet 2 in sequence through the fixing member 6, so that the structure is simple, the stability is good, and the shaking and friction noise problems are effectively solved. Specifically, the connecting sheet 2 is arranged inside the side wall 11 of the support foot 1, which can effectively improve the strength of the connection, and after the plug-in sheet 4 is fixedly connected to the support foot 1 and the connecting sheet 2 in sequence through the fixing member 6, the buckle 5 and the support foot 1 and the connecting sheet 2 cooperate closely, effectively improving the shaking and friction noise problems.

[0054] During installation, the buckle 5 on the plug-in plate 4 passes through the corresponding rectangular grooves on the supporting foot 1 and the connecting plate 2 to connect the side rod 3 to the supporting foot 1. At this time, a screw or bolt 61 is used to pass through the first bolt hole 41, the second bolt hole 14 and the bolt hole 24 corresponding to the supporting foot 1, the connecting plate 2 and the plug-in plate 4 to further strengthen the connection and effectively improve the strength of the connection. After the screw or bolt 61 is completely locked in, the buckle 5 and the supporting foot 1 fit very tightly, effectively improving the problem of shaking and friction noise of the bed frame.

[0055] like Figure 8 and Fig. 9 As shown, the first slot 13 of the support foot 1, the second slot 21 of the connecting piece 2 and the buckle 5 are all provided in pairs, and the fixing member 6 includes a supporting member 62 provided outside the side wall of the support foot 2, and the supporting member 62 connects the plug-in piece 4 and the side rod 3. Specifically, the supporting member 62 is provided as a U-shaped groove, and the plug-in piece 4 and the side rod 3 are placed in the U-shaped groove to provide support therefor.

[0056] Optionally, when the number of the buckles 5 is greater than one, the number of the first slots 13 and the second slots 21 also increases corresponding to the number of the buckles 5 , and each group of the buckles 5 , the first slots 13 and the second slots 21 are connected through respective limiting portions 51 .

[0057] Since the end of the side rod 3 is fixedly connected to the plug-in piece 4, the plug-in piece 4 is provided with a buckle 5, and the buckle 5 can be inserted into the first slot 13 and the second slot 21 in sequence, so that the side wall 11 of the support foot 1 and the connecting piece 2 are clamped into the limiting portion 51, and the plug-in piece 4 is connected to the support foot 1 through the fixing piece 6, so that the structure is simple, the stability is good, and the shaking and friction noise problems are effectively solved. Specifically, the connecting piece 2 is arranged inside the side wall 11 of the support foot 1, which can effectively improve the strength of the connection, and after the plug-in piece 4 is connected to the support foot 1 through the fixing piece, the buckle 5 and the support foot 1 and the connecting piece 2 are closely matched, which effectively improves the shaking and friction noise problems.

[0058] During installation, the buckle 5 on the plug-in plate 4 passes through the corresponding first slot 13 and second slot 21 on the support foot 1 and the connecting plate 2, so that the side bar 3 is connected to the support foot 1. At this time, the side bar 3 and the plug-in plate 4 are placed in the supporting member 62, further strengthening the connection, effectively improving the strength of the connection, and effectively improving the problem of shaking and friction noise of the bed frame.

[0059] Optionally, the plug-in piece 4 has a contact surface 42, and after the buckle 5 is inserted into the first slot 13 and the second slot 21 in sequence, the contact surface 42 contacts the outer plane of the side wall 11 of the support foot 1. The connecting piece 2 contacts the inner plane of the side wall 11 of the support foot 1. The plug-in piece 4 contacts the outer plane of the side wall 11 of the support foot 1 and the connecting piece 2 contacts the inner plane of the side wall 11 of the support foot 1, so that it is not easily deformed by stress, and the support and durability are better.

[0060] Optionally, the assembly structure of the support foot and the side rod further includes a pipe cover 7, the shape of the pipe cover 7 is the same as the cross-sectional shape of the support foot 1, and the pipe cover 7 is arranged on the upper end surface of the support foot 1. The pipe cover 7 uses a soft material, and the pipe cover 7 can be fan-shaped, or rectangular, triangular, pentagonal, etc. The pipe cover 7 is used for safety settings, and after installation, it is tightly covered on the top of the support foot 1 to prevent dangerous problems such as cuts and sharp angles.

[0061] Optionally, the side rod 3 includes a transverse side rod 31 and a longitudinal side rod 32, the ends of the transverse side rod 31 and the longitudinal side rod 32 are respectively fixedly connected to the plug-in piece 4, and the two adjacent side walls 11 of the support foot 1 are respectively provided with a first slot 13 connected to the hollow part 12, and the buckles 5 of the transverse side rod 31 and the longitudinal side rod 32 can be inserted into the first slot 13 and the second slot 31 in sequence, respectively, so that the side wall 11 of the support foot 1 and the connecting piece 2 are snapped into the limiting part 51. Specifically, the longitudinal side rod 32 is provided with a step portion 321 in the radial direction, and the step portion 321 is used to connect the bed board inside the bed frame.

[0062] Embodiment 2

[0063] like Figures 10 to 13 As shown, a bed frame of an embodiment of the utility model includes an assembly structure of a support foot and a side rod. Optionally, the side rod 3 includes a transverse side rod 31 and a longitudinal side rod 32, and the transverse side rod 31 and the longitudinal side rod 32 are respectively arranged as two parallel ones, and the two ends of the transverse side rod 31 and the longitudinal side rod 32 are respectively fixedly connected to the plug-in sheet 4, and the two ends of the transverse side rod 31 and the longitudinal side rod 32 are respectively connected to the support foot 1 through the plug-in sheet 4; the two adjacent side walls 11 of the support foot 1 are respectively provided with a first slot 13 connected to the hollow part 12, and the buckles 5 of the transverse side rod 31 and the longitudinal side rod 32 can be respectively inserted into the first slot 13 and the second slot 21 in sequence, so that the side wall 11 of the support foot 1 and the connecting sheet 2 are snapped into the limiting part 51.

[0064] like Fig.12 As shown, specifically, the bed frame also includes a transverse reinforcing side rod 33 and a longitudinal reinforcing side rod 34. The two ends of the transverse reinforcing side rod 33 are respectively connected to the supporting foot 1 and are arranged parallel to the transverse side rod 31; the two ends of the longitudinal reinforcing side rod 34 are respectively connected to the supporting foot 1 and are arranged parallel to the longitudinal side rod 32.

[0065] A bed frame according to an embodiment of the utility model includes an assembly structure of a support leg and a side rod. Since the end of the side rod 3 is fixedly connected to the plug-in piece 4, the plug-in piece 4 is provided with a buckle 5, and the buckle 5 can be inserted into the first slot 13 and the second slot 21 in sequence, so that the side wall 11 of the support leg 1 and the connecting piece 2 are snapped into the limiting portion 51. The plug-in piece 4 is fixedly connected to the support leg 1 and the connecting piece 2 in sequence through the fixing piece 6, so that the structure is simple, the stability is good, and the shaking and friction noise problems are effectively solved. Specifically, the connecting piece 2 is arranged inside the side wall 11 of the support leg 1, which can effectively improve the strength of the connection, and after the plug-in piece 4 is fixedly connected to the support leg 1 through the fixing piece 6, the buckle 5 and the support leg 1 and the connecting piece 2 cooperate closely, effectively improving the shaking and friction noise problems.

[0066] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and 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 therefore should not be understood as a limitation on the present invention.

[0067] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0068] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0069] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0070] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms should not be understood as necessarily being directed to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification.

[0071] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. An assembly structure of a support leg and a side rod, characterized in that: include: A supporting foot, the supporting foot comprising a side wall and a hollow portion surrounded by the side wall, the side wall being provided with at least one first slot communicating with the hollow portion; A connecting piece, the connecting piece can be inserted into the hollow part of the supporting foot, the connecting piece is provided with at least one second slot adapted to the first slot, and the second slot corresponds to the first slot one by one; A side rod, the end of which is fixedly connected to a plug-in plate, the plug-in plate is provided with at least one buckle, and the buckle has a limiting portion; the buckle can be inserted into the first slot and the second slot in sequence so that the side wall of the supporting foot and the connecting plate are inserted into the limiting portion; the plug-in plate is connected to the supporting foot through a fixing member.

2. The assembly structure of a support leg and a side rod according to claim 1, characterized in that: The plug-in piece has a contact surface, and after the buckle is inserted into the first slot and the second slot in sequence, the contact surface contacts the outer plane of the side wall of the supporting foot.

3. The assembly structure of a support leg and a side rod according to claim 1, characterized in that: The connecting piece is in contact with the inner plane of the side wall of the supporting foot.

4. The assembly structure of a support leg and a side rod according to claim 1, characterized in that: The cross section of the connecting piece is set to be L-shaped, and includes a first contact surface and a second contact surface that are adjacent to each other. The first contact surface and the second contact surface are respectively in contact with the inside of different side walls of the supporting foot.

5. The assembly structure of a support leg and a side rod according to claim 1, characterized in that: The buckle includes a first clamping plate radially connected to the plug-in piece and a second clamping plate radially connected to the first clamping plate. The second clamping plate is arranged parallel to the plug-in piece, and the limiting portion is formed between the second clamping plate and the plug-in piece.

6. The assembly structure of a support leg and a side rod according to claim 5, characterized in that: The distance between the second clamping plate and the plug-in plate is equal to the sum of the thickness of the side wall of the supporting foot and the thickness of the connecting plate.

7. The assembly structure of a support leg and a side rod according to claim 1, characterized in that: It also includes a tube cover, the shape of which is the same as the cross-sectional shape of the supporting foot, and the tube cover is arranged on the upper end surface of the supporting foot.

8. The assembly structure of a support leg and a side rod according to claim 1, characterized in that: The side rods include a transverse side rod and a longitudinal side rod, the ends of the transverse side rod and the longitudinal side rod are respectively fixedly connected to the plug-in plates, and the two adjacent side walls of the supporting foot are respectively provided with a first slot connected to the hollow part, and the buckles of the transverse side rod and the longitudinal side rod can be inserted into the first slot and the second slot in sequence, so that the side walls of the supporting foot and the connecting plate are snapped into the limiting part.

9. The assembly structure of a support leg and a side rod according to claim 8, characterized in that: The longitudinal side rods are provided with stepped portions along the radial direction.

10. An assembly structure of a support leg and a side rod according to any one of claims 1 to 9, characterized in that: The first slot of the supporting foot, the second slot of the connecting plate and the buckle are all correspondingly set to one, and the fixing part includes a first bolt hole set on the connecting plate, a second bolt hole set on the side wall of the supporting foot, a threaded hole set on the connecting plate, and a bolt that passes through the first bolt hole and the second bolt hole in sequence and is connected to the threaded hole.

11. An assembly structure of a support leg and a side rod according to any one of claims 1 to 9, characterized in that: The first slot of the supporting foot, the second slot of the connecting plate and the buckle are all correspondingly set to two, and the fixing member includes a supporting member arranged outside the side wall of the supporting foot, and the supporting member connects the plug-in plate and the side rod.

12. A bed frame, characterized in that: It comprises an assembly structure of a support foot and a side rod as claimed in any one of claims 1 to 11.

13. A bed frame according to claim 12, characterized in that: The side rods include a transverse side rod and a longitudinal side rod, and the transverse side rod and the longitudinal side rod are respectively arranged as two parallel rods, and the two end portions of the transverse side rod and the longitudinal side rod are respectively fixedly connected to the plug-in plates, and the two end portions of the transverse side rod and the longitudinal side rod are respectively connected to the supporting feet through the plug-in plates; the two adjacent side walls of the supporting feet are respectively provided with a first slot connected to the hollow part, and the buckles of the transverse side rod and the longitudinal side rod can be respectively inserted into the first slot and the second slot in sequence, so that the side walls of the supporting feet and the connecting pieces are snapped into the limiting part.

14. A bed frame according to claim 13, characterized in that: It also includes a transverse reinforcing side rod and a longitudinal reinforcing side rod. The two ends of the transverse reinforcing side rod are respectively connected to the supporting feet and are arranged parallel to the transverse side rod; the two ends of the longitudinal reinforcing side rod are respectively connected to the supporting feet and are arranged parallel to the longitudinal side rod.

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