Fixing structure for bent table legs of folding table and folding table structure

Abstract

The utility model relates to a folding table leg bending fixing structure and a folding table structure. The folding table leg bending fixing structure comprises a folding table folding mechanism, a table leg middle cross rod (4) and a buckle (3). The folding table folding mechanism comprises a table plate (1), folding table legs (2) and a main cross beam (5). The table board (1) is connected with the folding table legs (2); the main cross beam (5) is mounted at the bottom of the table board (1); the table leg middle cross rod (4) is connected with the folding table leg (2); the buckles (3) are arranged at the two ends of the main cross beam (5) and connected with the table board (1). And the buckles (3) are used for being matched with the table leg middle cross rod (4) to fix the table legs of the folding table. Compared with the prior art, one table leg middle cross rod is additionally arranged between the two table legs on the same side, and the table legs are fixed in a buckling mode through the position relation between the buckles and the table leg middle cross rods, so that the whole table legs are stably arranged at the table bottom after the table legs of the folding table are bent.

Description

TECHNICAL FIELD

[0001] The utility model relates to folding table technical field especially is involved in a kind of folding table table leg bending after fixing structure and folding table structure. BACKGROUND

[0002] Folding table is a very practical office, study and life supplies, can be conveniently stored and transported. The folding table on the market has applied many advanced technologies, but still has some defects.

[0003] Most of the folding tables on the market are made of metal pipes, and the fixing structure is generally buckled, locked or the like when the table legs are bent and placed flat. The advantage of this structure is simple, but it has the following defects: first, it is complicated to use. Buckling, locking and the like mostly require multiple steps and are complicated to use. Second, safety problem. During folding and use, if the fixing structure is loose or damaged during transportation, the table legs may suddenly loosen, causing safety hazards. In summary, the folding table leg bending fixing structure has some technical defects, therefore, a folding table leg bending fixing structure is needed to improve and solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the defects of the prior art and provides a folding table leg bending fixing structure and folding table structure. A table leg middle cross bar is added between the two table legs on the same side. The buckle is fixed by the positional relationship between the buckle and the table leg middle cross bar, so that the folding table leg is stably placed (flat) on the table bottom after bending.

[0005] The utility model can achieve the following technical solutions:

[0006] The first object of the utility model is to provide a folding table leg bending fixing structure, which comprises a folding table folding mechanism, a table leg middle cross bar and a buckle. The folding table folding mechanism comprises a table plate, a folding table leg and a main cross beam. The table plate is connected with the folding table leg. The main cross beam is installed at the bottom of the table plate. The table leg middle cross bar is connected with the folding table leg. The buckle is arranged at both ends of the main cross beam and connected with the table plate. The buckle is used to cooperate with the table leg middle cross bar to fix the folding table leg.

[0007] Further, the buckle comprises a buckle body. The buckle body is C-shaped. The opening direction of the buckle body is away from the main cross beam, specifically, the opening direction of the C-shaped buckle body is inclined to the direction away from the main cross beam and close to the folding table leg on the same side.

[0008] Further, the middle cross rod of the table leg is a round rod; the opening of the buckle body has a width smaller than the outer diameter of the middle cross rod of the table leg, and the inner diameter of the buckle body is greater than or equal to the outer diameter of the middle cross rod of the table leg, so that the middle cross rod of the table leg is plastically deformed by the opening of the buckle body, and then is limited in the buckle body.

[0009] Further, the buckle further comprises a buckle fixing part connected with the buckle body, and a connecting hole penetrating through the buckle body and the buckle fixing part; the buckle is connected with the table board through a fastener; the fastener penetrates through the connecting hole to connect the buckle with the table board.

[0010] Further, the fastener can be a screw.

[0011] Further, the folding table folding mechanism further comprises a rotating shaft support rod; the rotating shaft support rod is connected with the folding table leg; the main cross beam is provided with a support rod sliding channel; the rotating shaft support rod penetrates through the support rod sliding channel of the main cross beam.

[0012] Further, the folding table leg comprises a table leg cross pipe and a table leg stand pipe; the table leg stand pipe is connected with the table leg cross pipe.

[0013] Further, the folding table leg comprises two table leg stand pipes, and the two table leg stand pipes are respectively connected with two ends of the table leg cross pipe.

[0014] Further, two ends of the middle cross rod of the table leg are respectively connected with the two table leg stand pipes of the same folding table leg.

[0015] Further, the folding table leg is rotatably connected with the table board; two folding table legs are respectively arranged at two ends of the main cross beam; the buckle is arranged between the end of the main cross beam and the connection position of the folding table leg and the table board; the buckle is used for buckling with the middle cross rod of the table leg to fix the folding table leg.

[0016] Further, the buckle is a plastic buckle; and the middle cross rod of the table leg is a metal rod.

[0017] The second object of the utility model is to provide a folding table structure, which comprises the folding table structure of the folding table leg bending fixing structure; and the main cross beam is further provided with an opening limiting assembly, which is used for limiting the folding table leg when the folding table is opened.

[0018] Further, the main cross beam comprises a main cross beam body; the opening limiting assembly comprises a folding button, a butt screw and a torsion spring; two ends of the torsion spring are connected with the main cross beam body; two ends of the butt screw are connected with the main cross beam body; two ends of the torsion spring are connected with the main cross beam body; and the torsion spring abuts against the folding button.

[0019] Further, the docking screw passes through one side of the main beam body, one side of the folding button, the torsion spring, the other side of the folding button, and the other side of the main beam body in sequence.

[0020] Further, the main beam body is a steel main beam body; the support rod slide is a plastic support rod slide; and the torsion spring is a stainless steel torsion spring.

[0021] Compared with the prior art, the utility model has the beneficial effects that:

[0022] 1) The folding table leg fixing structure after folding provided by the technical scheme is characterized in that the position relationship between the buckle and the table leg is used to realize the table leg fixing mode, and the practicability and convenience are improved under the premise of ensuring stability and durability.

[0023] 2) The folding table leg fixing structure after folding provided by the technical scheme is characterized in that a table leg middle cross rod is arranged between the two table legs on the same side, the position relationship between the buckle and the table leg middle cross rod is used to realize the buckle fixing, and the entire table leg is stably arranged on the table bottom after the folding table leg is folded.

[0024] 3) The folding table leg fixing structure after folding provided by the technical scheme is characterized in that the structure is stable, convenient to use, and convenient to install. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 FIG. 1 is a structural schematic diagram of the folding table opening state (table leg straightening) of the folding table leg fixing structure after folding and the folding table structure in the embodiment of the utility model.

[0026] Figure 2 FIG. 2 is a structural schematic diagram of the folding table closing state (table leg folding) of the folding table leg fixing structure after folding and the folding table structure in the embodiment of the utility model.

[0027] Figure 3 FIG. 3 is a structural schematic diagram of the buckle in the embodiment of the utility model.

[0028] Figure 4 FIG. 4 is a perspective structural schematic diagram of the buckle in the embodiment of the utility model.

[0029] Figure 5 FIG. 5 is a local structural schematic diagram (the complete structure is not shown, and the structure understanding is not affected) of the folding table transition state (the transition state of the table leg straightening and the table leg folding) of the folding table leg fixing structure after folding and the folding table structure in the embodiment of the utility model.

[0030] Figure 6 FIG. 6 is a state schematic diagram of the table leg middle cross rod passing through the opening of the buckle body in the embodiment of the utility model.

[0031] Figure 7 The state diagram of the middle cross rod of the table leg being limited in the buckle main body in the embodiment of the utility model.

[0032] Figure 8 The structure diagram of the main cross beam in the embodiment of the utility model.

[0033] Figure 9 The partial enlarged view of A part in the embodiment of the utility model. Figure 8

[0034] Figure 10 The partial structure plan view of the main cross beam in the embodiment of the utility model (mainly show the opening limiting assembly, the main cross beam body part is not completely displayed, does not affect the structure understanding).

[0035] Figure 11 The partial enlarged view of B part in the embodiment of the utility model. Figure 10

[0036] Figure 12 The structure diagram of the middle cross rod of the table leg in the embodiment of the utility model.

[0037] Figure 13 The structure diagram of the folding table leg in the embodiment of the utility model.

[0038] Figure 14 The size diagram of the buckle in the embodiment of the utility model.

[0039] Wherein:

[0040] 1, table board, 2, folding table leg, 3, buckle, 4, middle cross rod of table leg, 5, main cross beam, 6, pivot support rod, 7, folding connecting piece;

[0041] 2-1, table leg cross pipe, 2-2, table leg vertical pipe, 2-3, support rod fixing part;

[0042] 3-1, buckle main body, 3-2, buckle fixed part, 3-3, connecting hole;

[0043] 4-1, middle cross beam, 4-2, pivot buckle;

[0044] 5-1, main cross beam body, 5-2, folding button, 5-3, torsion spring, 5-4, support rod slide, 5-5, butt joint screw. DETAILED DESCRIPTION

[0045] The utility model will be explained in detail in combination with the drawings and specific embodiment. The component model, material name, connection structure and other features not being explicitly explained in the technical scheme are regarded as the common technical features disclosed in the prior art.

[0046] ​​In this utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" 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; "up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to the specific circumstances.

[0047] It should be noted that, in the present invention, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprising a..." do not exclude the presence of other identical elements in the process, method, article or device comprising the elements.

[0048] The present invention will be described in further detail below with reference to specific embodiments.

[0049] Example 1

[0050] like Figures 1 to 13 As shown, this embodiment provides a structure for fixing the legs of a folding table after being bent, and the structure for fixing the legs of the folding table after being bent includes a folding mechanism of the folding table, a middle cross bar 4 of the table legs, and a buckle 3; the folding mechanism of the folding table includes a table board 1, folding legs 2, and a main beam 5; the table board 1 is connected to the folding legs 2; the main beam 5 is installed at the bottom of the table board 1; the middle cross bar 4 of the table legs is connected to the folding legs 2; the buckle 3 is provided at both ends of the main cross bar 5, and the buckle 3 is connected to the table board 1; the buckle 3 is used to cooperate with the middle cross bar 4 of the table legs to fix the legs of the folding table.

[0051] The buckle 3 includes a buckle body 3-1; the buckle body 3-1 is C-shaped; the opening direction of the buckle body 3-1 is facing away from the main beam 5, specifically, the opening direction of the C-shaped buckle body 3-1 is biased towards the direction away from the main beam 5 and close to the folding table leg 2 on the same side, so that the cross bar 4 in the table leg can be clipped into the buckle body 3-1 when it is lowered.

[0052] The middle crossbar 4 of the table leg is a round bar. Figure 14 As shown, the width a of the opening of the buckle body 3-1 is smaller than the outer diameter of the middle crossbar 4 of the table leg, and the inner diameter b of the buckle body 3-1 is greater than or equal to the outer diameter of the middle crossbar 4 of the table leg, so that the middle crossbar 4 of the table leg is plastically deformed by the opening of the buckle body 3-1, and then is limited in the buckle body 3-1.

[0053] The buckle 3 further comprises a buckle fixing part 3-2 connected with the buckle body 3-1, and a connecting hole 3-3 penetrating through the buckle body 3-1 and the buckle fixing part 3-2; the buckle 3 is connected with the table plate 1 through screws; during installation, the screws pass through the connecting hole 3-3 from top to bottom to connect the buckle 3 with the table plate 1.

[0054] The folding table folding mechanism further comprises a rotating shaft support rod 6; the rotating shaft support rod 4 is connected with the folding table leg 2; the main crossbeam 5 is provided with a support rod sliding channel 5-4; the rotating shaft support rod 6 passes through the support rod sliding channel 5-4 of the main crossbeam 5.

[0055] The folding table leg 2 comprises two table leg vertical pipes 2-2, and the two table leg vertical pipes 2-2 are respectively connected to the two ends of the table leg horizontal pipe 2-1.

[0056] The two ends of the middle crossbar 4 of the table leg are respectively connected with the two table leg vertical pipes 2-2 of the same folding table leg 2.

[0057] The folding table leg 2 is rotatably connected with the table plate 1; two folding table legs 2 are respectively arranged at the two ends of the main crossbeam 5; the buckle 3 is arranged between the end of the main crossbeam 5 and the connection position of the folding table leg 2 with the table plate 1; the buckle 3 is used for buckling with the middle crossbar 4 of the table leg to fix the folding table leg.

[0058] The buckle 3 is a plastic buckle; the middle crossbar 4 of the table leg is a metal rod.

[0059] The installation method of the folding table leg bending fixing structure comprises the following processes:

[0060] First, the table plate 1, the folding table leg 2 and the main crossbeam 5 are connected and assembled to form a complete folding table folding mechanism; then, the middle crossbar 4 of the table leg is installed at a specific position in the middle of the inner side of the table leg part of the folding table leg 2, and the installation position of the middle crossbar 4 of the table leg corresponds to the buckle 3 when the folding table leg 2 is laid down; and the buckle 3 is installed and fixed at the two ends of the main crossbeam 5, and the buckle 3 is fixed with the table plate 1 through screws. Figure 2 Figure 1 Finally, the whole table installation of the folding table leg bending fixing structure is completed.

[0061] The use method of the folding table leg bending fixing structure comprises the following processes:​

[0062] In use, only by folding the folding table leg 2, accompanied by the synchronous relative movement of the middle crossbar 4 of the table leg (such as Figure 5 ), in the process of movement, through the buckle 3, the middle crossbar 4 of the table leg is plastically deformed by the opening interference of the buckle body 3-1 (such as Figure 6 ), and then is limited in the buckle body 3-1, realizing the fixation of the middle crossbar 4 of the table leg, so as to achieve the effect of fixing the table leg (such as Figure 7 )。

[0063] Embodiment 2

[0064] The folding table leg folding fixation structure provided in the embodiment further comprises a support rod fixing member 2-3; the support rod fixing member 2-3 is connected with the table leg vertical pipe 2-2; the middle crossbar 4 of the table leg is rotatably connected with the support rod fixing member 2-3; and the pivot support rod 6 is rotatably connected with the support rod fixing member 2-3.

[0065] The middle crossbar 4 of the table leg comprises a middle crossbeam 4-1 and a pivot buckle 4-2; the pivot buckle 4-2 is connected with both ends of the middle crossbeam 4-1; and the pivot buckle 4-2 is sleeved on the support rod fixing member 2-3 in the circumferential direction to realize the rotation of the middle crossbar 4 of the table leg relative to the support rod fixing member 2-3.

[0066] The end of the pivot support rod 6 is inserted into the support rod fixing member 2-3, and the end of the pivot support rod 6 is limited between the middle crossbeam 4-1 and the support rod fixing member 2-3.

[0067] Embodiment 3

[0068] The folding table structure provided in the embodiment further comprises the following settings based on the folding table leg folding fixation structure of embodiment 1.

[0069] The main crossbeam 5 is further provided with an opening limiting assembly for limiting the folding table leg 2 when the folding table is opened.

[0070] The main crossbeam 5 comprises a main crossbeam body 5-1; the opening limiting assembly comprises a folding button 5-2, a butt screw 5-5 and a torsion spring 5-3; both ends of the torsion spring 5-3 are connected with the main crossbeam body 5-1; both ends of the butt screw 5-5 are connected with the main crossbeam body 5-1; both ends of the torsion spring 5-3 are connected with the main crossbeam body 5-1; and the torsion spring 5-3 abuts against the folding button 5-2.

[0071] The butt screw 5-5 passes through one side of the main crossbeam body 5-1, one side of the folding button 5-2, the torsion spring 5-3, the other side of the folding button 5-2 and the other side of the main crossbeam body 5-1 in sequence.

[0072] The main cross beam body 5-1 is a steel main cross beam body; the support rod slide 5-4 is a plastic support rod slide; and the torsion spring 5-3 is a stainless steel torsion spring.

[0073] The torsion spring 5-3 is sleeved outside the butt screw 5-5.

[0074] The main cross beam body 5-1 is a hollow cross beam.

[0075] The main cross beam body 5-1 is sleeved with the support rod slide 5-4 on both sides, specifically, the two side walls of the main cross beam body 5-1 are each provided with a through hole for mounting the support rod slide 5-4, and the through holes on the two side walls are oppositely arranged, and the two support rod slides 5-4 are respectively sleeved in the through holes provided on the two side walls of the main cross beam body 5-1; the torsion spring 5-3 is placed inside the main cross beam body 5-1, the two ends of the torsion spring 5-3 are respectively sleeved in the small round holes on the two sides of the main cross beam body 5-1, the main cross beam body 5-1 is provided with a notch, the folding button 5-2 is sleeved in the notch, and the folding button 5-2 is concentric with the through hole of the torsion spring 5-3, and the middle through hole is penetrated by the butt screw 5-5.

[0076] The butt screw 5-5 is a standard butt screw.

[0077] The folding table structure further comprises a folding connecting piece 7, the table plate 1 and the folding table leg 2 are rotatably connected through the folding connecting piece 7, the folding connecting piece 7 comprises a first connecting piece and a second connecting piece rotatable with the first connecting piece, the first connecting piece is connected with the table plate 1, and the second connecting piece is connected with the folding table leg 2.

[0078] The use method of the folding table structure comprises the following steps:

[0079] In the use process, the folding connecting piece 7 is fixed at the bottom of the table plate 1, the folding table leg 2 is fixedly connected with the folding connecting piece 7, and the rotation function of the folding table leg 2 relative to the table plate 1 is realized; and in the folding process of the folding table leg 2, the rotating shaft support rod 6 is driven to slide in the support rod slide 5-4.

[0080] When folding, press the end of the folding button 5-2 to release the bottom from the support rod 6, and turn the folding table leg 2 inward, the support rod 6 slides inward in the support rod slide 5-4, and the folding button 5-2 will return to the original position due to the rebound force of the torsion spring 5-3, continue to turn the folding table leg 2 to fold and rotate the folding table leg 2 to be basically flush with the table plate 1, and the middle cross rod 4 of the table leg is fixed in the buckle body 3-1, thereby achieving the effect of fixing the table leg and preventing the risk of falling. Figure 2 )。

[0081] When folding, press the end of the folding button 5-2 to release the bottom from the support rod 6, and turn the folding table leg 2 inward, the support rod 6 slides inward in the support rod slide 5-4, and the folding button 5-2 will return to the original position due to the rebound force of the torsion spring 5-3, continue to turn the folding table leg 2 to fold and rotate the folding table leg 2 to be basically flush with the table plate 1, and the middle cross rod 4 of the table leg is fixed in the buckle body 3-1, thereby achieving the effect of fixing the table leg and preventing the risk of falling. Figure 1 )。

[0082] For the utility model, mainly in the improvement of folding table leg bending fixing structure, the opening limiting assembly (that is, the assembly for limiting the opening state of the table leg after the folding table leg is opened) is not the main improvement part of the utility model, and the specific setting form of the opening limiting assembly does not affect the understanding and use of the utility model.

[0083] The above description of the embodiments is for the convenience of the ordinary skilled person in the art to understand and use the utility model. Those skilled in the art can obviously make various modifications to these embodiments, and apply the general principles described herein to other embodiments without creative labor. Therefore, the utility model is not limited to the above embodiments, and the improvements and modifications made by those skilled in the art without departing from the scope of the utility model should be within the protection scope of the utility model.

Claims

1. A folding table leg fixed structure after bending, characterized in that: The folding table leg fixing structure after bending comprises a folding table folding mechanism, a middle cross bar (4) of the table leg, and a buckle (3); The folding table folding mechanism comprises a table top (1), folding table legs (2), and a main crossbeam (5); The table top (1) is connected to the folding table legs (2); The main crossbeam (5) is installed at the bottom of the table top (1); The crossbar (4) in the table legs is connected to the folding table legs (2); The buckles (3) are provided at both ends of the main beam (5), and the buckles (3) are connected to the table top (1); The buckle (3) is used to cooperate with the crossbar (4) in the table leg to fix the folding table leg.

2. The folding table leg fixing structure after bending according to claim 1, characterized in that: The buckle (3) comprises a buckle body (3-1); the buckle body (3-1) is C-shaped; The opening direction of the buckle body (3-1) faces away from the main crossbeam (5).

3. The folding table leg fixing structure after bending according to claim 2, characterized in that: The crossbar (4) in the table legs is a round bar; The width of the opening of the buckle body (3-1) is smaller than the outer diameter of the crossbar (4) in the table leg, and the inner diameter of the buckle body (3-1) is greater than or equal to the outer diameter of the crossbar (4) in the table leg.

4. The folding table leg fixing structure after bending according to claim 2, characterized in that: The buckle (3) further comprises a buckle fixing portion (3-2) connected to the buckle main body (3-1), and a connecting hole (3-3) penetrating the buckle main body (3-1) and the buckle fixing portion (3-2); The buckle (3) is connected to the table top (1) via a fastener; The fastener passes through the connecting hole (3-3) to connect the buckle (3) and the table top (1).

5. The folding table leg fixed structure after bending according to claim 1, characterized in that: The folding table folding mechanism further includes a rotating shaft support rod (6); The rotating shaft support rod (6) is connected to the folding table leg (2); A support rod slideway (5-4) is provided on the main crossbeam (5); The rotating shaft support rod (6) passes through the support rod slideway (5-4) of the main crossbeam (5).

6. The folding table leg fixing structure after bending according to claim 1, characterized in that: The folding table legs (2) are rotatably connected to the table top (1); Two folding table legs (2) are respectively arranged at both ends of the main beam (5); The buckle (3) is provided between the end of the main beam (5) and the connection between the folding table legs (2) and the table top (1); The buckle (3) is used to buckle with the crossbar (4) in the table leg to fix the folding table leg.

7. The folding table leg fixed structure after bending according to claim 1, characterized in that: The buckle (3) is a plastic buckle.

8. A folding table structure comprising the folding table leg fixing structure after bending according to any one of claims 1 to 7, characterized in that: The main crossbeam (5) is also provided with an opening limit assembly for limiting the position of the folding table legs (2) when the folding table set is opened.

9. The folding table structure according to claim 8, characterized in that: The main crossbeam (5) comprises a main crossbeam body (5-1); The opening limit assembly comprises a folding button (5-2), a docking screw (5-5), and a torsion spring (5-3); Both ends of the torsion spring (5-3) are connected to the main beam body (5-1); Both ends of the docking screw (5-5) are connected to the main beam body (5-1); The torsion spring (5-3) abuts against the folding button (5-2).

10. The folding table structure according to claim 9, characterized in that: The butt screw (5-5) sequentially passes through one side of the main beam body (5-1), one side of the folding button (5-2), the torsion spring (5-3), the other side of the folding button (5-2), and the other side of the main beam body (5-1).

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