Climbing ladder for children

Abstract

A child climbing ladder comprises a ladder frame and a standing plate arranged on the ladder frame, and further comprises a safety guardrail assembly installed on the upper portion of the ladder frame through a ladder connecting part, the safety guardrail assembly comprises a guardrail body, and the guardrail body is located above the standing plate in the mode that the height of the guardrail body can be adjusted up and down. The safety guardrail assembly capable of being vertically adjusted in height is arranged on the upper portion of the ladder stand frame, so that the guardrail for climbing the ladder stand can be suitable for children of various heights and can be used for a longer time, and practicability is high.

Description

Technical Field

[0001] The utility model relates to a climbing ladder for children. Background Art

[0002] Most of the children's climbing ladders in the prior art are climbing ladders for outdoor public use and playing. They are large in size and not suitable for home use. Therefore, it is crucial to design a children's climbing ladder that is smaller in size and suitable for home use and can provide better protection for children of different ages and heights. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a children's climbing ladder.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a children's climbing ladder, including a ladder frame, a standing board arranged on the ladder frame, and also including a safety guardrail assembly installed on the upper part of the ladder frame through a ladder connecting part, the safety guardrail assembly includes a guardrail body, and the guardrail body can be adjusted in height up and down and is located above the standing board.

[0005] In certain embodiments, the safety guardrail assembly further comprises an adjustment seat fixedly mounted to the guardrail body, the adjustment seat being capable of being raised or lowered in height and disposed on the ladder connection portion, and the adjustment seat and the ladder connection portion being locked in position via a height adjustment mechanism.

[0006] In certain embodiments, the height adjustment mechanism includes a guide groove opened in the upper part of the ladder connection portion along the up-down direction, an adjustment pivot arranged in the guide groove and capable of sliding up and down with an axis extending along the front-to-back direction, an adjustment button rotatably connected to the adjustment seat in the middle through the adjustment pivot, and at least two gear slots opened in the up-down direction on the ladder connection portion, the lower end of the adjustment button having a gear plug that can be plugged into and cooperate with the corresponding gear slot, and the upper end of the adjustment button having an elastic member located between the upper end and the adjustment seat, and the elastic member enables the gear plug to be stably inserted in the corresponding gear slot.

[0007] In some embodiments, the ladder connecting portion is detachably connected to the mounting base of the ladder frame.

[0008] In some embodiments, the lower portion of the ladder connection portion has a side-opened special-shaped groove that can be plugged in and out of the special-shaped side protrusion on the mounting seat on the ladder frame. A locking button is pivotally connected to the other side of the lower portion of the ladder connection portion, and the lower end portion of the locking button has an installation positioning protrusion that can pass through the ladder connection portion and be plugged into and cooperate with the locking hole on the special-shaped side protrusion.

[0009] In some embodiments, the children's climbing ladder also includes a detachable seat mechanism mounted on the ladder frame. When the safety guardrail assembly is removed from the ladder frame, the seat mechanism can be mounted on the mounting seat of the ladder frame through seat connecting parts on both sides to form a children's dining chair.

[0010] In some embodiments, the children's climbing ladder further includes at least one treading assembly for children to climb onto the standing board, and the treading assembly is disposed below the standing board.

[0011] In some embodiments, the ladder frame includes a front supporting leg; a rear supporting leg, wherein the two upper ends of the rear supporting leg are respectively pivotally connected to the corresponding upper ends of the front supporting leg; a mounting seat, wherein the mounting seat has two, which are respectively arranged on the left and right pivot connections of the front supporting leg and the rear supporting leg, and are connected to the corresponding ladder connecting parts on the left and right sides of the safety guardrail assembly; the standing board, which is installed between the front supporting leg and the rear supporting leg; the pedal assembly, which includes a removable bench assembly arranged at the front lower part or the rear lower part of the standing board, and / or includes a pedal fixed between the vertical rods on both sides of the front supporting leg and / or the rear supporting leg.

[0012] In some embodiments, one of the front side and the rear side of the standing board is detachably connected to the corresponding supporting leg, and the other of the front side and the rear side of the standing board is pivotally connected to the corresponding supporting leg.

[0013] In some embodiments, the guardrail body is a closed safety guardrail component type or a half-circle safety guardrail component type that is only used to block the front side or the rear side.

[0014] The scope of the utility model is not limited to the technical solutions formed by the specific combination of the above technical features, but also includes other technical solutions formed by any combination of the above technical features or their equivalent features. For example, the above features are replaced with the technical features with similar functions disclosed in this application (but not limited to) by each other.

[0015] Due to the application of the above technical scheme, the utility model has the following advantages compared with the prior art: the utility model provides a children's climbing ladder. By arranging a safety guardrail assembly with adjustable height up and down on the upper part of the ladder frame, the guardrail of the climbing ladder can be suitable for children of various heights, can be used for a longer time, and is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Attached Figure 1 A schematic diagram of the structure of the seat mechanism installed on the ladder frame in the dining chair state;

[0017] Attached Figure 2This is a schematic diagram of the structure of the ladder frame with the seat mechanism removed to form a small table;

[0018] Attached Figure 3 This is a schematic diagram of the structure of the unfolded position of the climbing ladder;

[0019] Attached Figure 4 It is a structural schematic diagram of the seat mechanism in a rocking chair state;

[0020] Attached Figure 5 This is a structural diagram of the seat mechanism in a small chair state;

[0021] Attached Figure 6 It is a structural schematic diagram of the seat mechanism in a high-sitting state;

[0022] Attached Figure 7 This is a schematic diagram of the folding ladder;

[0023] Attached Figure 8 for Figure 2 A magnified schematic diagram;

[0024] Attached Fig. 9 for Figure 3 BB section diagram;

[0025] Attached Fig.10 It is a schematic diagram of the three-dimensional structure of the ladder connection part;

[0026] Attached Fig.11 for Figure 7 Enlarged schematic diagram at C;

[0027] Among them: 1. Ladder frame; 11. Front support leg; 12. Rear support leg; 13. Mounting seat; 131. Special-shaped side protrusion; 2. Seat mechanism; 21. Seat; 22. Backrest; 23. Anti-sway frame; 24. Swing track support; 25. Safety belt; 3. Standing board; 31. Platform body; 32. Damping protrusion; 33. Front cover edge; 34. Damping hole; 35. Disassembly button; 4. Safety guardrail assembly; 41. Guardrail body; 42. Ladder connection part; 421. Guide groove; 422. Gear slot; 423. Side-opening special-shaped slot; 43. Adjustment seat; 44. Adjustment button; 441. Adjustment pivot; 442. Gear plug; 45. Locking button; 451. Installation positioning protrusion; 5. Pedal assembly. DETAILED DESCRIPTION

[0028] As attached Figure 3 The child climbing ladder shown comprises a climbing ladder frame 1 having two mounting seats 13 .

[0029] The ladder frame 1 includes a U-shaped front support leg 11 on both sides, a U-shaped rear support leg 12 on both sides with the upper end pivotally connected to the upper end of the front support leg 11, and a standing board 3 arranged between the front support leg 11 and the rear support leg 12.

[0030] The two mounting seats 13 are symmetrical and are respectively arranged at the connection between the left and right sides of the front supporting leg 11 and the rear supporting leg 12. Specifically, they are respectively fixed between the left and right upper ends of the front supporting leg 11 or between the left and right upper ends of the rear supporting leg 12.

[0031] The children's climbing ladder also includes a safety guardrail assembly 4 which is detachably connected between two mounting seats 13 .

[0032] In this embodiment, the safety guardrail assembly 4 is installed on the ladder frame 1, and together with the station board 3 installed flat on the ladder frame 1, a safety guardrail assembly 4 is formed as shown in the attached figure. Figure 3 The ladder is in the climbing state shown in the figure. In this state, a treading assembly 5 can also be set at the front and lower part of the standing board 3. The treading assembly 5 serves as the first step of the ladder, and the standing board 3 serves as the second step of the ladder. It is convenient for children to take objects at high places or wash, etc. At the same time, the safety guardrail assembly can also play a protective role.

[0033] In this embodiment, the safety guardrail assembly 4 can be raised and lowered to accommodate children of different heights. The specific structure is as follows:

[0034] The safety guardrail assembly 4 includes two ladder connecting parts 42 whose lower ends are respectively detachable from the corresponding mounting seats 13, an adjusting seat 43 which can be slidably mounted on the ladder connecting part 42, and a guardrail body 41 formed between the upper parts of the two adjusting seats 43. A height adjustment mechanism for locking the position between the adjusting seat 43 and the ladder connecting part 42 is provided between the adjusting seat 43 and the ladder connecting part 42. The height adjustment mechanism includes a guide groove 421 which is opened on the upper part of the ladder connecting part 42 in the up-down direction, and a guide groove 421 which can slide up and down along the axis line of the front and rear The ladder connecting portion 42 further comprises an adjusting pivot 441 extending in the direction of rotation, an adjusting button 44 whose middle part is rotatably connected to the adjusting seat 43 through the adjusting pivot 441, and at least two gear slots 422 provided on the ladder connecting portion 42 along the up-down direction. The lower end of the adjusting button 44 has a gear plug 442 which can be plugged into and matched with the corresponding gear slot 422, and the upper end of the adjusting button 44 has an elastic member located between the upper end and the adjusting seat 43, and the elastic member enables the gear plug 442 to be stably inserted into the corresponding gear slot 422.

[0035] The disassembly structure between each ladder connection part 42 and the corresponding mounting seat 13 is specifically structured as follows: the lower part of the ladder connection part 42 has a side-opened special-shaped groove 423, which can cooperate with the special-shaped side protrusion 131 on the mounting seat 13 to be plugged in and out up and down, and the other side of the lower part of the ladder connection part 42 is pivotally connected to a locking button 45, and the lower end of the locking button 45 has an installation positioning protrusion 451 that can pass through the ladder connection part 42 and be plugged into the locking hole on the special-shaped side protrusion 131.

[0036] By arranging a safety guardrail assembly capable of adjusting the height up and down on the upper part of the ladder frame, the guardrail of the ladder can be suitable for children of various heights, can be used for a longer time, and is highly practical.

[0037] In this embodiment, the children's climbing ladder also includes a detachable seat mechanism 2 installed between two mounting seats 13. The safety guardrail assembly 4 can be removed from the ladder frame 1, and then the seat mechanism 2 can be installed on the ladder frame 1.

[0038] The seat mechanism 2 and the mounting seat can be connected in the same disassembly manner.

[0039] When the seat mechanism 2 is installed between the two mounting seats 13, the following Figure 1 The dining chair shown is suitable for younger babies who can eat in the dining chair.

[0040] In this embodiment, the seat mechanism 2 can be used as a dining chair in addition to being installed on the ladder frame 1. It can also be used alone. The specific structure is as follows:

[0041] The seat mechanism 2 also includes two left and right side seats, a seat 21 arranged between the two side seats, and a backrest 22 arranged between the two side seats and located at the rear. The two side seats respectively have a rocking track support 24 that extends in the front-to-back direction and arches downward in the middle. When the seat mechanism 2 is detached from the ladder frame 1 and placed on the bottom surface, it is in the state of a small rocking chair and can be rocked in the front-to-back direction of the rocking track support 24. Children can lie in the seat mechanism 2 in a more comfortable posture.

[0042] A sway-stop frame 23 is provided at the bottom rear portion of the seat 21, and the rear side portion of the sway-stop frame 23 is rotatably connected to the bottom rear portion of the seat 21 around the left and right extension axis. A limiting mechanism that can stabilize the position of the sway-stop frame 23 is provided between the rear portion of the seat 21 and the sway-stop frame 23. For example, the bottom rear portion of the seat 21 has a limiting block extending downward. When the other side portion of the sway-stop frame 23 is rotated downward and backward to a certain angle, it abuts against the limiting block and cannot continue to rotate backward, thereby playing a limiting role, so that after the other side portion of the sway-stop frame 23 is extended, it touches the ground together with the front portion of the side seat according to the degree of extension, thereby stabilizing the position of the seat 21 in a small seat state.

[0043] After the anti-sway frame 23 is folded at the bottom of the seat 21, the two swing rail supports 24 return to the ground. Figure 4 The rocking chair is shown in its current state.

[0044] The seat mechanism 2 further includes safety belts 25 disposed on the left and right side seats, so that when the seat mechanism 2 in the small seat state is placed on a reclining chair, the safety belts 25 on both sides extend backwards and are tied to the backrest of the reclining chair, thereby forming a Figure 6In the high seat state shown, the setting of the safety belt 25 allows the seat mechanism 2 to be stably placed on the backrest chair, which is safer.

[0045] The ladder frame 1 can also be used alone. After the seat mechanism 2 and the safety guardrail assembly 4 are removed from the ladder frame 1, the standing board 3 is flattened and installed on the ladder frame 1 to form a ladder frame as shown in the attached figure. Figure 2 The small table is in the state shown. In this state, by arranging a pedal assembly 5 at the front lower part of the standing board 3, children can sit on the pedal assembly 5 and play, read, write and other activities on the standing board 3. It is suitable for children who can sit and play.

[0046] In this embodiment, the installation position of the standing board 3 is located below the installation position of the seat mechanism 2, and the front part of the standing board 3 can be detachably connected between the left and right sides of the front supporting legs 11, and the inner sides of the vertical rods on the two sides of the front supporting legs 11 are respectively fixed with supporting brackets, and the supporting brackets include a bracket body 31 extending left and right and in a tubular shape, and the bracket body 31 has a damping protrusion 32 extending forward, and the two sides of the front side of the standing board 3 respectively have arc grooves buckled on the bracket body 31, and the front side of the standing board 3 has a front cover edge 33, and the left and right sides of the front cover edge 33 are adjacent to the arc groove, and the left and right sides of the front cover edge 33 are respectively provided with damping holes 34 matching with the damping protrusion 32. When the front part is installed between the left and right sides of the front support leg 11, the left and right sides of the front part of the standing board 3 are respectively buckled on the support brackets, and the two support brackets are respectively located in the arc grooves. The left and right sides of the front cover edge 33 are respectively covered on the front part of the support brackets, and the damping protrusions 32 on the bracket body 31 are respectively located in the damping holes 34 respectively opened on the left and right sides of the front cover edge 33, so as to realize the installation and positioning of the front part of the standing board 3. The left and right sides of the front cover edge 33 continue to extend downward and forward based on the lower part of the damping hole 34 to form a disassembly button 35. By lifting the disassembly button 35 upward, the damping protrusion 32 is withdrawn from the damping hole 34 by using the tailored elastic deformation, so as to disassemble the front part of the standing board 3. The rear part of the standing board 3 can be rotatably connected between the left and right sides of the rear support leg 12, so that the front support leg 11 and the rear support leg 12 can be folded forward and backward for easy storage.

[0047] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A children's climbing ladder, characterized by: The invention comprises a ladder frame (1), a standing board (3) arranged on the ladder frame (1), and a safety guardrail assembly (4) installed on the upper part of the ladder frame (1) via a ladder connecting portion (42), wherein the safety guardrail assembly (4) comprises a guardrail body (41), and the guardrail body (41) is located above the standing board (3) so as to be able to adjust its height up and down.

2. The children's climbing ladder according to claim 1, characterized in that: The safety guardrail assembly (4) further comprises an adjustment seat (43) fixedly arranged with the guardrail body (41); the adjustment seat (43) is arranged on the ladder connection portion (42) so as to be able to be raised or lowered in height; the adjustment seat (43) and the ladder connection portion (42) are locked in position via a height adjustment mechanism.

3. The children's climbing ladder according to claim 2, characterized in that: The height adjustment mechanism comprises a guide groove (421) provided on the upper part of the ladder connection part (42) in the up-down direction, an adjustment pivot (441) arranged in the guide groove (421) and capable of sliding up and down with its axis extending in the front-back direction, an adjustment button (44) in the middle of which is rotatably connected to the adjustment seat (43) through the adjustment pivot (441), and at least two gear slots (422) provided on the ladder connection part (42) in the up-down direction, wherein the lower end of the adjustment button (44) has a gear plug (442) capable of being plugged into and matched with the corresponding gear slot (422), and the upper end of the adjustment button (44) has an elastic member located between the upper end and the adjustment seat (43), wherein the elastic member enables the gear plug (442) to be stably inserted into the corresponding gear slot (422).

4. The children's climbing ladder according to claim 1, characterized in that: The ladder connection portion (42) is detachably connected to the mounting seat (13) of the ladder frame (1).

5. The children's climbing ladder according to claim 4, characterized in that: The lower part of the ladder connection part (42) has a side-opened special-shaped groove (423) that can be plugged in and out of the special-shaped side protrusion (131) on the mounting seat (13) on the ladder frame (1), and the other side of the lower part of the ladder connection part (42) is pivotally connected to a locking button (45), and the lower end of the locking button (45) has a mounting positioning protrusion (451) that can pass through the ladder connection part (42) and plug into and cooperate with a locking hole on the special-shaped side protrusion (131).

6. The children's climbing ladder according to claim 4, characterized in that: The children's climbing ladder also includes a seat mechanism (2) which is detachably mounted on the ladder frame (1); when the safety guardrail assembly (4) is removed from the ladder frame (1), the seat mechanism (2) can be mounted on the mounting seat (13) of the ladder frame (1) via seat connecting parts on both sides to form a children's dining chair.

7. The children's climbing ladder according to claim 1, characterized in that: The children's climbing ladder further comprises at least one treading assembly (5) for a child to climb onto the standing board (3); the treading assembly (5) is arranged below the standing board (3).

8. The children's climbing ladder according to claim 7, characterized in that: The ladder frame (1) comprises Front supporting leg (11); A rear supporting leg (12), wherein two upper ends of the rear supporting leg (12) are respectively pivotally connected to corresponding upper ends of the front supporting leg (11); A mounting seat (13), wherein the mounting seat (13) has two portions, which are respectively arranged on the left and right pivot connections of the front supporting leg (11) and the rear supporting leg (12), and connected to the corresponding ladder connection portions on the left and right sides of the safety guardrail assembly (4); The standing board (3), the standing board (3) is installed between the front supporting leg (11) and the rear supporting leg (12); The pedal assembly (5) comprises a stool assembly that is removably arranged at the front lower part or the rear lower part of the standing board (3), and / or comprises a pedal fixed between the vertical rods on both sides of the front supporting leg and / or the rear supporting leg (12).

9. The children's climbing ladder according to claim 8, characterized in that: One of the front side and the rear side of the standing board (3) is detachably connected to the corresponding supporting leg, and the other of the front side and the rear side of the standing board (3) is pivotally connected to the corresponding supporting leg.

10. The children's climbing ladder according to claim 1, characterized in that: The guardrail body (41) is a closed safety guardrail component type or a half-circle safety guardrail component type that is only used for blocking at the front side or the rear side.

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