Fence framework

Abstract

The utility model discloses a fence framework which comprises at least four vertical rods arranged at intervals, a connecting assembly used for connecting every two adjacent vertical rods is arranged between every two adjacent vertical rods, the vertical rods are sequentially connected through the connecting assemblies, the vertical rods and the connecting assemblies define an activity space for children to move in, and each connecting assembly comprises a connecting base. One side of the connecting seat is rotatably connected with a first connecting rod and a second connecting rod which are parallel to each other, the other ends of the first connecting rod and the second connecting rod are rotatably connected with one of the vertical rods, and the other side of the connecting seat is rotatably connected with a third connecting rod and a fourth connecting rod which are parallel to each other; the other end of the third connecting rod and the other end of the fourth connecting rod are rotatably connected with the other vertical rod, and when the connecting base moves from top to bottom, the connecting base drags the adjacent vertical rods to be closed up and folded through the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod. The folding chair is simple in structure, convenient to fold and low in cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to a fence framework. BACKGROUND

[0002] Fence is a common product in the growth process of children. Generally, it includes fence framework and cloth cover arranged on the fence framework. When unfolded, children are placed in the activity space of the fence to play. When folded, it is convenient to store or carry.

[0003] However, the structure of the fence framework on the market is generally complex, with many parts and high cost.

[0004] Therefore, the utility model is just based on the above deficiencies. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the defects of the prior art, and provides a fence framework which is simple in structure, convenient to fold and low in cost.

[0006] The utility model is realized through the following technical solutions:

[0007] A fence framework can be moved from an unfolded position to a folded position after the locking device is unlocked, comprising at least four mutually spaced vertical rods, a connecting assembly for connecting two adjacent vertical rods is arranged between the two adjacent vertical rods, each vertical rod is connected in sequence through the connecting assembly and surrounded with the connecting assembly to form an activity space for children to play in, each connecting assembly comprises a connecting seat, one side of the connecting seat is rotatably connected with first and second connecting rods which are parallel to each other, the other end of the first and second connecting rods is rotatably connected with one of the vertical rods, the other side of the connecting seat is rotatably connected with third and fourth connecting rods which are parallel to each other, the other end of the third and fourth connecting rods is rotatably connected with the other vertical rod, and when the connecting seat moves from top to bottom, the connecting seat pulls the adjacent vertical rods close to each other through the first, second, third and fourth connecting rods.

[0008] The vertical rod comprises a rod body and a fixing seat fixed on the upper end of the rod body, one side of the fixing seat is hinged with the first and second connecting rods of one connecting assembly, and the other side of the fixing seat is hinged with the third and fourth connecting rods of another connecting assembly.

[0009] The connecting seat comprises left and right connecting pieces, the left and right connecting pieces are connected through an upper connecting piece, and a clearance slot is formed between the left and right connecting pieces for the end of the first, second, third and fourth connecting rods to rotate in.

[0010] The locking device comprises a first locking mechanism arranged between the first connecting rod and the connecting base and a second locking mechanism arranged between the third connecting rod and the connecting base.

[0011] The first locking mechanism comprises a first locking slot arranged transversely on the left connecting plate and the right connecting plate and a first arc-shaped slot communicated with the first locking slot.

[0012] The second locking mechanism comprises a second locking slot arranged transversely on the left connecting plate and the right connecting plate and a second arc-shaped slot communicated with the second locking slot.

[0013] The unlocking device comprises an unlocking block capable of being pressed to slide relative to the connecting base.

[0014] The first sliding rod and the second sliding rod are each provided with an inclined surface, and the inclined surfaces on the first sliding rod and the second sliding rod are matched with the inclined surface on the upper end of the unlocking block when the fence framework is in the unfolded state.

[0015] The unlocking block is provided with a guide hole, and the connecting base is provided with a guide limiting shaft penetrating in the guide hole and capable of limiting.

[0016] Compared with the prior art, the utility model have following advantages: the utility model discloses when folding, first the locking device is unlocked, then presses down the connecting seat, when the connecting seat moves from top to bottom, the first connecting rod and the second connecting rod rotate oppositely with the connecting seat and the vertical pole, the third connecting rod and the fourth connecting rod also rotate oppositely with the connecting seat and the vertical pole, thereby make the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod can pull the adjacent vertical pole together, therefore, when each connecting seat is pressed and moves down, each vertical pole is together to complete folding, and folding operation is convenient and fast. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the utility model perspective view;

[0018] Figure 2 is Figure 1 the enlarged view of A in the figure;

[0019] Figure 3 is the utility model unfolded state side view;

[0020] Figure 4 is Figure 3 the enlarged view of B in the figure;

[0021] Figure 5 is the utility model folding process side view;

[0022] Figure 6 is Figure 5 the enlarged view of C in the figure;

[0023] Figure 7 is the utility model folding process perspective view;

[0024] Figure 8 is the utility model partial section view.

CONCRETE EMBODIMENT

[0025] The utility model will be further described below in conjunction with the drawings:

[0026] As Figures 1 to 8As shown in the figure, a fence framework which can be moved from an unfolded position to a folded position after the locking device is unlocked, comprising at least four mutually spaced vertical poles 1, a connecting assembly 2 is arranged between adjacent vertical poles 1 for connecting the two, each vertical pole 1 is connected in sequence by the connecting assembly 2 and surrounded by the connecting assembly 2 to form a play space for children to play in, each connecting assembly 2 comprises a connecting seat 25, one side of the connecting seat 25 is rotatably connected with mutually parallel first connecting rod 21 and second connecting rod 22, the other end of the first connecting rod 21 and the second connecting rod 22 is rotatably connected with one of the vertical poles 1, the other side of the connecting seat 25 is rotatably connected with mutually parallel third connecting rod 23 and fourth connecting rod 24, the other end of the third connecting rod 23 and the fourth connecting rod 24 is rotatably connected with the other vertical pole 1, and when the connecting seat 25 moves from top to bottom, the connecting seat 25 pulls the adjacent vertical poles 1 closer by the first connecting rod 21, the second connecting rod 22, the third connecting rod 23 and the fourth connecting rod 24. When the fence framework is folded, first, the locking device is unlocked, then the connecting seat 25 is pressed downward, when the connecting seat 25 moves from top to bottom, the first connecting rod 21 and the second connecting rod 22 rotate relative to the connecting seat 25 and the vertical pole 1, the third connecting rod 23 and the fourth connecting rod 24 also rotate relative to the connecting seat 25 and the vertical pole 1, so that the first connecting rod 21, the second connecting rod 22, the third connecting rod 23 and the fourth connecting rod 24 can pull the adjacent vertical poles 1 closer, therefore, when each connecting seat 25 is pressed downward and moves, each vertical pole 1 is closer together to complete folding, the folding operation is convenient and fast. Moreover, the whole fence framework structure is simple, the number of rods is small, the cost is low, and the first connecting rod 21 and the second connecting rod 22 are parallel to each other, the third connecting rod 23 and the fourth connecting rod 24 are parallel to each other, which can also ensure that the fence framework is stable and reliable in the unfolded state. In actual use, a cloth cover is connected to the fence framework, and a cushion can also be placed at the bottom of the play space.

[0027] As Figure 1 shown, the vertical pole 1 comprises a rod body 11 and a fixed seat 12 fixed on the upper end of the rod body 11, one side of the fixed seat 12 is hinged with the first connecting rod 21 and the second connecting rod 22 of one connecting assembly 2, and the other side of the fixed seat 12 is hinged with the third connecting rod 23 and the fourth connecting rod 24 of another connecting assembly 2. Therefore, each fixed seat 12 connects each connecting assembly 2 in sequence, thereby surrounding the fence framework with a play space.

[0028] As Figure 2As shown, the connecting base 25 includes a left connecting piece 251 and a right connecting piece 252, which are connected by an upper connecting piece 253. A clearance groove 254 is formed between the left connecting piece 251 and the right connecting piece 252, in which the ends of the first connecting rod 21, the second connecting rod 22, the third connecting rod 23, and the fourth connecting rod 24 rotate. The first connecting rod 21, the second connecting rod 22, the third connecting rod 23, and the fourth connecting rod 24 are inserted into the clearance groove 254 and connected to the left connecting piece 251 and the right connecting piece 252. After the locking device is unlocked, the connecting base 25 is pressed downward, and the first connecting rod 21, the second connecting rod 22, the third connecting rod 23, and the fourth connecting rod 24 rotate relative to the connecting base 25 within the clearance groove 254, so that when the connecting base 25 moves downward, the first connecting rod 21, the second connecting rod 22, the third connecting rod 23, and the fourth connecting rod 24 can pull the adjacent vertical rods together.

[0029] like Figure 2 and Figure 8 As shown, the locking device includes a first locking mechanism 31 provided between the first connecting rod 21 and the connecting seat 25, and a second locking mechanism 32 provided between the third connecting rod 23 and the connecting seat 25. The connecting seat 25 is also provided with an unlocking device 33 that can simultaneously drive the first locking mechanism 31 and the second locking mechanism 32 to unlock when the connecting seat 25 moves relative to the first connecting rod 21. When the fence frame is in the expanded state, the first locking mechanism 31 locks the first connecting rod 21 and the connecting seat 25, and the second locking mechanism 32 locks the third connecting rod 23 and the connecting seat 25. When unlocking is required, the unlocking device 33 simultaneously drives the first locking mechanism 31 and the second locking mechanism 32 to unlock, making it convenient and quick to unlock the locking device.

[0030] like Figure 2 and Figure 8As shown, the first locking mechanism 31 comprises a first locking slot 311 and a first arc-shaped slot 312 transversely arranged on the left and right connecting plates 251 and 252, the first connecting rod 21 is internally provided with a first sliding rod 313 capable of sliding, the first sliding rod 313 is provided with a first pin 314 capable of engaging with the first locking slot 311 and entering the first arc-shaped slot 312 from the first locking slot 311 after the first sliding rod 313 slides, and the first connecting rod 21 is further internally provided with a first reset spring 315 for pushing the first sliding rod 313 to reset; the second locking mechanism 32 comprises a second locking slot 321 and a second arc-shaped slot 322 transversely arranged on the left and right connecting plates 251 and 252, the third connecting rod 23 is internally provided with a second sliding rod 323 capable of sliding, the second sliding rod 323 is provided with a second pin 324 capable of engaging with the second locking slot 321 and entering the second arc-shaped slot 322 from the second locking slot 321 after the second sliding rod 323 slides, and the third connecting rod 23 is further internally provided with a second reset spring 325 for pushing the second sliding rod 323 to reset; the unlocking device 33 comprises an unlocking block 331 capable of being pressed to slide relative to the connecting base 25, the unlocking block 331 is provided with an inclined surface 332 at the upper end capable of pushing the first sliding rod 313 and the second sliding rod 323 to slide when the unlocking block 331 slides, and the connecting base 25 and the unlocking block 331 are further provided with a third reset spring 333 capable of pushing the unlocking block 331 to reset. When unlocking, the unlocking block 331 is pinched upward, the inclined surface 332 on the unlocking block 331 pushes the first sliding rod 313 and the second sliding rod 323 to move transversely, the first pin 314 moves out of the first locking slot 311 following the first sliding rod 313, the second pin 324 moves out of the second locking slot 321 following the second sliding rod 323, at this time, the connecting base 25 can rotate relative to the first connecting rod 21 and the third connecting rod 23, in the process of rotation, the first pin 314 slides in the first arc-shaped slot 312, the second pin 324 slides in the second arc-shaped slot 322, and the positions where the first connecting rod 21, the second connecting rod 22, the third connecting rod 23 and the fourth connecting rod 24 are connected with the connecting base 25 move from high to low, and the first connecting rod 21, the second connecting rod 22, the third connecting rod 23 and the fourth connecting rod 24 rotate relative to the vertical rods 1 respectively to pull the adjacent vertical rods 1 close.

[0031] As shown, Figure 8 the end portions of the first sliding rod 313 and the second sliding rod 323 are provided with inclined surfaces, when the fence framework is in the unfolded state, the inclined surfaces on the first sliding rod 313 and the second sliding rod 323 are mutually fitted with the inclined surface 332 at the upper end of the unlocking block 331.

[0032] As shown, Figure 8As shown, the unlocking block 331 is provided with a guide hole 334, and the connecting seat 25 is provided with a guide limiting shaft 26 which is arranged in the guide hole 334 and can be limited, through the cooperation of the guide limiting shaft 26 and the guide hole 334, the sliding of the unlocking block 331 is guided and the stroke of the unlocking block 331 is limited, so that the unlocking is smooth and stable.

[0033] The above has made a detailed description of the embodiment in combination with the drawings, but the utility model is not limited to the above-mentioned embodiment, within the knowledge range possessed by the ordinary skilled in the art, various changes can be made without departing from the purpose of the utility model.

Claims

1. A fence framework which is movable from an unfolded position to a folded position after a locking device is unlocked, characterized in that: The application relates to a children's indoor play set, which comprises at least four vertical rods (1) and connecting assemblies (2) for connecting the adjacent vertical rods (1), each vertical rod (1) is connected with the connecting assemblies (2) in sequence and forms a play space for children with the connecting assemblies (2), each connecting assembly (2) comprises a connecting base (25), one side of the connecting base (25) is rotatably connected with first and second connecting rods (21, 22) which are parallel to each other, the other ends of the first and second connecting rods (21, 22) are rotatably connected with one vertical rod (1), the other side of the connecting base (25) is rotatably connected with third and fourth connecting rods (23, 24) which are parallel to each other, the other ends of the third and fourth connecting rods (23, 24) are rotatably connected with another vertical rod (1), and when the connecting base (25) moves from top to bottom, the connecting base (25) pulls the adjacent vertical rods (1) to fold by the first, second, third and fourth connecting rods (21, 22, 23, 24).

2. The fence framework according to claim 1, characterized in that: The vertical rod (1) comprises a rod body (11) and a fixing base (12) fixed on the upper end of the rod body (11), one side of the fixing base (12) is hinged with the first and second connecting rods (21, 22) of one connecting assembly (2), and the other side of the fixing base (12) is hinged with the third and fourth connecting rods (23, 24) of another connecting assembly (2).

3. A fence framework according to claim 1 or 2, characterised in that: The connecting base (25) comprises left and right connecting plates (251, 252), the left and right connecting plates (251, 252) are connected through an upper connecting plate (253), and a clearance slot (254) is formed between the left and right connecting plates (251, 252) for the rotation of the ends of the first, second, third and fourth connecting rods (21, 22, 23, 24).

4. The fence framework of claim 3, wherein: The locking device comprises a first locking mechanism (31) arranged between the first connecting rod (21) and the connecting base (25) and a second locking mechanism (32) arranged between the third connecting rod (23) and the connecting base (25), and the connecting base (25) is further provided with an unlocking device (33) which can simultaneously drive the first and second locking mechanisms (31, 32) to be unlocked when the connecting base (25) moves.

5. The fence framework of claim 4, wherein: The first locking mechanism (31) comprises a first locking slot (311) and a first arc-shaped slot (312) which are transversely arranged on the left connecting plate (251) and the right connecting plate (252), the first connecting rod (21) is internally provided with a first sliding rod (313) which can slide, the first sliding rod (313) is provided with a first locking pin (314) which can be engaged with the first locking slot (311) and can enter the first arc-shaped slot (312) from the first locking slot (311) after the first sliding rod (313) slides, and the first connecting rod (21) is further internally provided with a first reset spring (315) which can push the first sliding rod (313) to reset.

6. The fence framework of claim 5, wherein: The second locking mechanism (32) comprises a second locking slot (321) and a second arc-shaped slot (322) which are transversely arranged on the left connecting plate (251) and the right connecting plate (252), the third connecting rod (23) is internally provided with a second sliding rod (323) which can slide, the second sliding rod (323) is provided with a second locking pin (324) which can be engaged with the second locking slot (321) and can enter the second arc-shaped slot (322) from the second locking slot (321) after the second sliding rod (323) slides, and the third connecting rod (23) is further internally provided with a second reset spring (325) which can push the second sliding rod (323) to reset.

7. The fence framework of claim 6, wherein: The unlocking device (33) comprises an unlocking block (331) which can be pressed to slide relative to the connecting base (25), the unlocking block (331) is provided with an inclined surface (332) at the upper end which can push the first sliding rod (313) and the second sliding rod (323) to slide when the unlocking block (331) slides, and the connecting base (25) and the unlocking block (331) are further provided with a third reset spring (333) which can push the unlocking block (331) to reset.

8. The fence framework of claim 7, wherein: The first sliding rod (313) and the second sliding rod (323) are both provided with inclined surfaces at the ends, and the inclined surfaces on the first sliding rod (313) and the second sliding rod (323) are mutually fitted with the inclined surface (332) at the upper end of the unlocking block (331) when the fence framework is in the unfolded state.

9. The fence framework of claim 7, wherein: The unlocking block (331) is provided with a guide hole (334), and the connecting base (25) is provided with a guide limiting shaft (26) which is arranged in the guide hole (334) and can be limited.

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