Telescopic bed frame and telescopic bed

Abstract

The telescopic bed frame comprises a fixed frame and a telescopic frame, the fixed frame comprises a plurality of fixed rods and first supporting legs which extend in the length direction of the telescopic bed frame, the telescopic frame comprises a plurality of telescopic rods and second supporting legs, and the fixed rods and the telescopic rods are in one-to-one correspondence and are coaxially arranged. A containing space used for containing the telescopic rod is formed in the fixing rod, and an opening communicated with the containing space is formed in the end, close to the telescopic rod, of the fixing rod so that the telescopic rod can penetrate through the opening to stretch into the fixing rod. The folding bed frame has the beneficial effects that the occupied space of the bed frame can be reduced, and the storage and the carrying of the bed frame are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to furniture technical field, especially a telescopic bed frame and telescopic bed. BACKGROUND

[0002] Bed frame as the key component in modern living space and temporary accommodation facilities plays an important role in space utilization optimization. With the increasing compactness of urban living space and the diversified development of leisure tourism activities, the demand of users for the functionality of bed frame is also continuously improved. In addition, with the prosperity of outdoor camping and self-driving tour market, the importance of portable bed frame design is more prominent. Users expect the bed frame to have a small volume while ensuring stability and comfort, so as to be stored in the trunk of a car or other limited space, and can be easily and quickly unfolded and installed.

[0003] For example, the utility model patent with the application number CN202420481750.4 discloses a telescopic bed frame, the first telescopic frame and the second telescopic frame of the bed frame can be flexibly telescoped along the length direction, and the top surface is folded through the hinge structure, which greatly improves the space utilization. However, when the bed frame is folded, the second supporting leg of the bed frame will occupy a large amount of space, and the second supporting leg needs to be removed during storage, which is time-consuming and laborious. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a telescopic bed frame, which can reduce the occupied space of the bed frame and facilitate the storage and carrying of the bed frame.

[0005] The utility model is implemented through the following technical solutions.

[0006] A telescopic bed frame comprises a fixed frame and a telescopic frame, the fixed frame comprises a plurality of fixed rods and a first supporting leg extending along the length direction of the telescopic bed frame, the telescopic frame comprises a plurality of telescopic rods and a second supporting leg, the fixed rods and the telescopic rods are coaxially arranged in one-to-one correspondence, the fixed rods are internally formed with accommodating spaces for accommodating the telescopic rods, and the fixed rods are provided with openings communicating with the accommodating spaces at one end close to the telescopic rods so that the telescopic rods can penetrate into the fixed rods through the openings.

[0007] As a further improvement of the utility model, the telescopic rods and the fixed rods are detachably connected through an adjusting structure, the adjusting structure comprises a sleeve connected with the fixed rod and a sleeve ring outside the telescopic rod, the sleeve has an axial through hole for the telescopic rod to penetrate, the sleeve is provided with a folding part at one end close to the sleeve ring, the outer diameter of the folding part gradually increases in the direction close to the fixed rod, and the inner wall of the sleeve ring is provided with a pressing part for pressing the folding part in the circumferential direction to force the folding part to shrink inwardly and contact the telescopic rod.

[0008] As a further improvement of the utility model, a plurality of notches are formed on the folding part, the notches extend in the axial direction from the end of the sleeve close to the sleeve ring to the direction close to the fixed rod.

[0009] As a further improvement of the utility model, the sleeve ring is threadedly connected with the sleeve.

[0010] As a further improvement of the utility model, a connecting structure is arranged between the fixed rod and the sleeve, the connecting structure has a first through hole coaxially arranged with the fixed rod, the sleeve is fixed on the connecting structure and the first through hole is communicated with the axial through hole, the fixed rod partially extends into the first through hole and is detachably connected with the connecting structure.

[0011] As a further improvement of the utility model, a third leg for supporting the connecting structure is connected on the connecting structure.

[0012] As a further improvement of the utility model, a first connecting rod is arranged between the adjacent two connecting structures.

[0013] As a further improvement of the utility model, the connecting structure has a third through hole for the first connecting rod to partially extend into and a second through hole for the leg to partially extend into, the second through hole is communicated with the third through hole, the top of the third leg is provided with a fastener, the end of the first connecting rod is provided with a mounting hole, the fastener is inserted into the mounting hole so that the first connecting rod is detachably connected with the third leg.

[0014] As a further improvement of the utility model, the plurality of fixed rods are connected through a second connecting rod and the plurality of telescopic rods are connected through a third connecting rod.

[0015] A telescopic bed comprises the telescopic frame and the mattress in the above technical solutions.

[0016] The utility model has the advantages of

[0017] The user can control the overall length of the bed frame by adjusting the extension length of the telescopic rod in the fixed rod according to the actual needs, so as to meet the different use requirements of the user, on the other hand, when the telescopic rod is completely or partially retracted into the fixed rod, the overall length of the bed frame will be significantly reduced, thereby reducing the occupied space of the bed frame, which is helpful for the storage and carrying of the bed frame. BRIEF DESCRIPTION OF DRAWINGS

[0018] The preferred embodiments of the utility model will be described in detail below with reference to the drawings, which are helpful for understanding the purposes and advantages of the utility model, wherein:

[0019] Figure 1A structure schematic view of the fixed rod;

[0020] Figure 2 A structure schematic view of the fixed rod;

[0021] Figure 3 A structure schematic view of the fixed rod; Figure 1 An enlarged view of A part in the middle;

[0022] Figure 4 A structure schematic view of one perspective of the connecting structure;

[0023] Figure 5 A structure schematic view of another perspective of the connecting structure;

[0024] Figure 6 A structure schematic view of the third leg;

[0025] Figure 7 A structure schematic view of the first connecting rod;

[0026] Figure 8 A structure schematic view of the sleeve ring. DETAILED DESCRIPTION

[0027] The utility model will be further explained in detail according to the drawings and embodiment.

[0028] In the specification, the orientation terms such as up, down, left, right, front, back, front, back, top, bottom, etc. mentioned or possibly mentioned are defined relative to the structure shown in the drawings. The words "inner" and "outer" refer to the direction towards or away from the geometric center of a particular component. They are relative concepts, so they may change accordingly according to their different positions, different use states. Therefore, these or other orientation terms should not be interpreted as restrictive terms.

[0029] Example 1:

[0030] A telescopic bed frame, referring to Figures 1-8The bed frame comprises a fixed frame 1 and a telescopic frame 2, the fixed frame 1 comprises a plurality of fixed rods 11 extending along the length direction of the bed frame and a first supporting leg 12 for supporting the fixed rods 11, the telescopic frame 2 comprises a plurality of telescopic rods 21 and a second supporting leg 22 for supporting the telescopic rods 21, the telescopic rods 21 are coaxially arranged with the fixed rods 11 one by one, the fixed rods 11 are internally formed with accommodating spaces for accommodating the telescopic rods 21, and the fixed rods 11 are provided with openings 11a in communication with the accommodating spaces and close to one end of the telescopic rods 21, so that the one end of the telescopic rods 21 can pass through the openings 11a and extend into the fixed rods 11, on the one hand, the user can control the overall length of the bed frame by adjusting the extension length of the telescopic rods 21 in the fixed rods 11 according to actual needs, thereby meeting different use requirements of the user, on the other hand, when the telescopic rods 21 are completely or partially retracted into the fixed rods 11, the overall length of the bed frame is significantly reduced, thereby reducing the occupied space of the bed frame and being helpful for storage and carrying of the bed frame.

[0031] In the embodiment, in order to improve the stability of the bed frame, the telescopic rods 21 and the fixed rods 11 are detachably connected through an adjusting structure 3, the adjusting structure 3 comprises a sleeve 31 connected with the fixed rods 11 and a sleeve ring 32 sleeved on the telescopic rods 21, the sleeve 31 is provided with an axial through hole 312 for the telescopic rods 21 to pass through, the sleeve 31 is provided with a folding part 311 close to one end of the sleeve ring 32, the outer diameter of the folding part 311 gradually increases in the direction close to the fixed rods 11, and the inner wall of the sleeve ring 32 is provided with an extrusion part 321 for extruding the folding part 311 in the circumferential direction to force the folding part 311 to shrink inwardly to contact the telescopic rods 21, when the inner wall of the folding part 311 contacts the outer surface of the telescopic rods 21, the two have a large static friction force, thereby fixing the telescopic rods 21, the extrusion part 321 is annular and is arranged on the inner wall of the sleeve ring 32 away from the sleeve 31, when fixing the telescopic rods 21, the sleeve ring 32 is controlled to slide towards the sleeve 31 until the annular extrusion part is gradually sleeved on the outer surface of the folding part 311, and when disassembling, the sleeve ring 32 is moved away from the sleeve 31 until the extrusion part 321 is not in contact with the folding part 311.

[0032] In the embodiment, in order to enable the folding part 311 to smoothly shrink inwardly to contact the telescopic rods 21, a plurality of notches 313 are formed on the folding part 311, the notches 313 extend in the axial direction of the sleeve 31 towards the fixed rods 11 from the end of the sleeve 31 close to the sleeve ring 32, and the plurality of notches 313 are uniformly and spacedly arranged in the axial direction of the sleeve 31.

[0033] In the embodiment, the sleeve 31 is threadedly connected with the sleeve 32, the inner wall of the sleeve 32 is provided with an internal thread, the outer wall of the sleeve 31 is provided with an external thread matched with the internal thread of the sleeve 32, the structure that the sleeve 32 is threadedly connected with the sleeve 31 can improve the connection strength between the sleeve 31 and the sleeve 32, thereby improving the stability of the bed frame, and on the other hand, it is helpful to improve the assembly efficiency of the bed frame.

[0034] In the embodiment, the connecting structure 4 is provided between the fixed rod 11 and the sleeve 31, the connecting structure 4 has a first through hole 41 coaxially arranged with the fixed rod 11, the sleeve 31 is fixed on the connecting structure 4 and the first through hole 41 is communicated with the axial through hole 312, and the fixed rod 11 partially extends into the first through hole 41 and is detachably connected with the connecting structure 4.

[0035] It should be noted that the end of the fixed rod 11 close to the telescopic rod 21 is provided with a screw hole, so that the detachable connection between the fixed rod 11 and the connecting structure 4 can be realized by penetrating the screw from the outer surface of the connecting structure 4 into the screw hole.

[0036] In the embodiment, the third leg 5 for supporting the connecting structure 4 is connected to the connecting structure 4, and the first connecting rod 6 is provided between the adjacent two connecting structures 4, specifically, the connecting structure 4 has a third through hole 43 for the first connecting rod 6 to partially extend into and a second through hole 42 for the third leg 5 to partially extend into, the second through hole 42 is formed on the bottom side of the connecting structure 4, the third through hole 43 is formed on the side where the adjacent two connecting structures 4 are close to each other, the second through hole 42 is communicated with the third through hole 43, the top of the third leg 5 is provided with a fastener 51, and the end of the first connecting rod 6 is provided with a mounting hole 61, the fastener 51 penetrates the mounting hole 61 to detachably connect the first connecting rod 6 with the third leg 5, and the fastener 51 can be a bolt and the mounting hole 61 is a screw hole threadedly connected with the fastener 51.

[0037] In the embodiment, the plurality of fixed rods 11 are connected by the second connecting rod 13, and the plurality of telescopic rods 21 are connected by the third connecting rod 23, the second connecting rod is arranged at the end of the fixed rod 11 away from the telescopic rod 21, and the third connecting rod is arranged at the end of the telescopic rod 21 away from the fixed rod 11, which helps to improve the structural stability of the bed frame.

[0038] Embodiment 2:

[0039] A telescopic bed comprises the telescopic bed frame and the mattress in the above embodiments, and the mattress is laid on the telescopic bed frame.

[0040] Finally, it should be noted that: the above implementation cases are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing implementation cases, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing implementation cases, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the implementation cases of the present application.

Claims

1. A telescoping bed frame, characterized by, The fixed frame (1) comprises a plurality of fixed rods (11) and a first supporting leg (12) extending along the length direction of the telescopic bed frame, and the telescopic frame (2) comprises a plurality of telescopic rods (21) and a second supporting leg (22), the fixed rod (11) and the telescopic rod (21) are coaxially arranged one by one, and the fixed rod (11) is internally formed with an accommodation space for accommodating the telescopic rod (21), and the fixed rod (11) is provided with an opening (11a) communicating with the accommodation space at one end close to the telescopic rod (21) so that the telescopic rod (21) can pass through the opening (11a) and extend into the fixed rod (11).

2. A telescoping bed frame as defined in claim 1, wherein, The telescopic rod (21) and the fixed rod (11) are detachably connected through an adjusting structure (3), the adjusting structure (3) comprises a sleeve (31) connected with the fixed rod (11) and a sleeve ring (32) sleeved on the telescopic rod (21), the sleeve (31) has an axial through hole (312) for the telescopic rod (21) to pass through, one end of the sleeve (31) close to the sleeve ring (32) has a converging portion (311), the outer diameter of the converging portion (311) gradually increases in the direction close to the fixed rod (11), and the inner wall of the sleeve ring (32) is provided with an extrusion portion (321) for extruding the converging portion (311) in the circumferential direction to force the converging portion (311) to shrink inwardly to contact the telescopic rod (21).

3. A telescoping bed frame as defined in claim 2, wherein, A plurality of notches (313) are formed on the converging portion (311), and the notches (313) extend in the axial direction close to the fixed rod (11) from the end of the sleeve (31) close to the sleeve ring (32).

4. A telescoping bed frame as defined in claim 2, wherein, The sleeve ring (32) is threadedly connected with the sleeve (31).

5. The telescoping bed frame of claim 2, wherein, A connecting structure (4) is arranged between the fixed rod (11) and the sleeve (31), the connecting structure (4) is provided with a first through hole (41) coaxially arranged with the fixed rod (11), the sleeve (31) is fixed on the connecting structure (4) and the first through hole (41) communicates with the axial through hole (312), and the fixed rod (11) partially extends into the first through hole (41) and is detachably connected with the connecting structure (4).

6. A telescoping bed frame as defined in claim 5, wherein, A third supporting leg (5) for supporting the connecting structure (4) is connected to the connecting structure (4).

7. A telescoping bed frame as defined in claim 6, wherein, A first connecting rod (6) is arranged between adjacent two connecting structures (4).

8. A telescoping bed frame as defined in claim 7, wherein, The connecting structure (4) has a third through hole (43) for the first connecting rod (6) to partially extend into and a second through hole (42) for the third supporting leg (5) to partially extend into, the second through hole (42) communicates with the third through hole (43), the top of the third supporting leg (5) is provided with a fastener (51), the end of the first connecting rod (6) is provided with a mounting hole (61), and the fastener (51) penetrates into the mounting hole (61) so that the first connecting rod (6) is detachably connected with the third supporting leg (5).

9. The telescoping bed frame of claim 1, wherein, A plurality of the fixed rods (11) are connected by a second connecting rod (13), and a plurality of the telescopic rods (21) are connected by a third connecting rod (23).

10. A telescoping bed characterized by, The invention relates to a telescopic bed frame and mattress, comprising a telescopic bed frame according to any one of claims 1-9.

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