Telescopic drawing tent ladder

Abstract

The utility model relates to the technical field of tent ladders, and discloses a retractable and drawable tent ladder which comprises a main ladder and an auxiliary ladder, the auxiliary ladder is arranged on the main ladder in a sliding mode, a plurality of first pedals are fixedly arranged on the main ladder, a plurality of second pedals are fixedly arranged on the auxiliary ladder, locking pieces are installed at the two ends of the topmost first pedal, and the locking pieces are arranged on the topmost first pedal. A through hole is formed in the second pedal, the through hole penetrates through the two sides of the auxiliary ladder, and when the locking piece is inserted into the through hole, the main ladder and the auxiliary ladder are relatively fixed. The ladder can solve the problem that in the prior art, when the height of the ladder is adjusted, a fastening bolt needs to be rotated, and operation is troublesome.

Description

TECHNICAL FIELD

[0001] The utility model relates to tent ladder technical field especially relates to a telescopic tent ladder. BACKGROUND

[0002] The tent ladder is the ladder that is used with the tent, is usually used in the scene such as car roof tent, camping tent to facilitate people to go in and out the tent.

[0003] In order to make the tent ladder can adapt to different height, most of the tent ladder is set to the adjustable height telescopic ladder, such as the insulation telescopic ladder disclosed in Chinese patent

publication number: CN220415229U

[0004] But when adjusting the height of the ladder, the fastening bolt needs to be rotated, and the operation is more troublesome. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model aims at providing a telescopic tent ladder, solving the problem that when adjusting the height of the ladder, the fastening bolt needs to be rotated, and the operation is more troublesome in the prior art.

[0006] The utility model solves the above technical problem through the following technical scheme:

[0007] A telescopic tent ladder, including main ladder and vice ladder, the vice ladder is slidably arranged on the main ladder, a plurality of first steps are fixedly arranged on the main ladder, a plurality of second steps are fixedly arranged on the vice ladder, both ends of the first step at the top are provided with locking pieces, a through hole is formed in the second step, the through hole penetrates the both sides of the vice ladder, when the locking piece is inserted into the through hole, the main ladder is fixedly connected with the vice ladder.

[0008] Through the above structure, when adjusting the height of the ladder, only need to lock the locking piece in the through hole of the second step after sliding the vice ladder, simple, convenient and fast operation.

[0009] Further, the locking piece includes a U-shaped rod, the U-shaped rod includes an installation end and a locking end, an installation cavity is formed in the first step, installation blocks are fixedly installed at both ends of the installation cavity, the installation end is slidably installed on the installation block, a through hole is formed in the position of the locking end of the main ladder, and the locking end is inserted into the through hole through the through hole.

[0010] Through the above structure, the locking piece and the through hole can be locked or separated by sliding the U-shaped rod, and the structure is simple and convenient to operate.

[0011] Further, a pre-tightening member is arranged between the mounting end and the mounting block, and the pre-tightening member is used to make the locking member have a tendency to be locked in the through hole.

[0012] By arranging the above structure, the locking member can be stably locked in the through hole, and the locking member is prevented from moving randomly, and the stability of the connection between the main ladder and the auxiliary ladder is improved.

[0013] Further, an axle hole is formed in the mounting block, the mounting end is slidably arranged in the axle hole, the end of the mounting end is fixedly connected with a limiting ring, the pre-tightening member is a spring, the spring is sleeved on the mounting end, one end of the spring abuts against the end wall of the mounting block, and the other end of the spring abuts against the limiting ring.

[0014] By arranging the above structure, the mounting end can be effectively prevented from being separated from the mounting block.

[0015] Further, the two ends of the first pedal are provided with mounting sleeves, and the mounting sleeves are fixedly connected with the main ladder.

[0016] By arranging the above structure, the fixed connection between the first pedal and the main ladder is realized, and the first pedal is convenient to replace.

[0017] Further, the inner walls on the two sides of the main ladder are provided with sliding grooves, and the two sides of the auxiliary ladder are clamped in the two sliding grooves respectively.

[0018] By arranging the above structure, the sliding connection between the main ladder and the auxiliary ladder is realized.

[0019] Further, the two sides of the top of the auxiliary ladder are provided with connecting heads.

[0020] By arranging the above structure, the fixed connection between the ladder and the awning is realized, and the ladder is prevented from moving randomly.

[0021] Further, the two sides of the bottom of the main ladder are provided with foot pads, the two sides of the bottom of the main ladder are provided with hinge holes, the foot pads are provided with hinge ears, and the hinge ears are rotatably connected to the hinge holes through pivots.

[0022] By arranging the above structure, the ladder can keep contact with the ground at different inclination angles, and the stability of the ladder is improved.

[0023] Further, the bottom of the foot pad is provided with anti-skid protrusions.

[0024] By arranging the above structure, the ladder is effectively prevented from slipping, and the stability of the ladder is further improved.

[0025] The utility model discloses the beneficial effect:

[0026] 1. The utility model discloses a locking piece and the through hole in the second pedal are set, when adjusting the height of ladder, only need to lock the locking piece in the through hole of second pedal after the sliding pair ladder, simple, convenient, fast operation.

[0027] 2. The utility model discloses a U-shaped rod is set, and the U-shaped rod is slid, and the locking of locking piece and through hole or separation can be realized, makes locking piece can stably lock in the through hole, and through setting pre -tightening spare, locking piece can be prevented with the willful movement, improves the stability of the connection between main ladder and vice ladder.

[0028] 3. The utility model discloses a mounting sleeve is set up, and the first pedal is convenient to replace and maintain.

[0029] 4. The utility model discloses a footboard is set, and the ladder can keep the contact area with the ground under different inclination angles, and the stability of ladder is improved. DRAWINGS

[0030] Figure 1 It is the structure schematic diagram of a telescopic and pullable tent ladder of the utility model,

[0031] Figure 2 It is the split structure schematic diagram of a telescopic and pullable tent ladder of the utility model,

[0032] Figure 3 It is Figure 2 the enlarged structure schematic diagram of A in,

[0033] Figure 4 It is the installation section structure schematic diagram of locking piece in a telescopic and pullable tent ladder of the utility model,

[0034] Among them,

[0035] 1, main ladder, 11, first pedal, 111, installation cavity, 12, mounting block, 121, shaft hole, 122, mounting hole, 13, mounting sleeve, 14, sliding slot, 15, footboard, 16, via hole,

[0036] 2, vice ladder, 21, second pedal, 22, through hole, 23, connecting head,

[0037] 3, locking piece, 31, installation end, 311, limit ring, 32, locking end,

[0038] 4, pre -tightening spare. CONCRETE IMPLEMENTATION

[0039] The following specific embodiments illustrate the implementation of this utility model. Those skilled in the art can understand the advantages and effects of this utility model from the content disclosed in this specification. It should be noted that the illustrations provided in the following embodiments are for illustrative purposes only and represent schematic diagrams, not actual pictures. They should not be construed as limiting the utility model. To better illustrate the embodiments of this utility model, some components in the figures may be omitted, enlarged, or reduced, and do not represent the actual product dimensions. It is understandable that some well-known structures and their descriptions may be omitted in the figures for those skilled in the art.

[0040] In the figures of this utility model embodiment, the same or similar reference numerals correspond to the same or similar components. In the description of this utility model, it should be understood that if terms such as "upper", "lower", "left", "right", "front", "rear", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the figure, they are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, the terms used to describe the positional relationship in the figure are only for illustrative purposes and should not be construed as limiting this utility model. For those skilled in the art, the specific meaning of the above terms can be understood according to the specific circumstances.

[0041] like Figures 1-4 As shown, this utility model discloses a retractable tent ladder, comprising a main ladder 1 and an auxiliary ladder 2. The auxiliary ladder 2 is slidably mounted on the main ladder 1. Multiple first steps 11 are fixedly mounted on the main ladder 1, and multiple second steps 21 are fixedly mounted on the auxiliary ladder 2. The first steps 11 have a rectangular cross-section, and the second steps 21 have a trapezoidal cross-section. Locking elements 3 are installed at both ends of the top first steps 11. Through holes 22 are formed in the second steps 21, penetrating both sides of the auxiliary ladder 2. In this embodiment, the second steps 21 are hollow, thus forming through holes 22 within them. When the locking elements 3 are inserted into the through holes 22, the main ladder 1 and the auxiliary ladder 2 are relatively fixed. Adjusting the ladder height simply requires sliding the auxiliary ladder 2 and locking the locking elements 3 into the through holes 22 of the second steps 21, making the operation simple, convenient, and quick.

[0042] In this embodiment, the locking element 3 includes a U-shaped rod, which has an mounting end 31 and a locking end 32. A mounting cavity 111 is provided inside the first pedal 11, and mounting blocks 12 are fixedly mounted at both ends of the mounting cavity 111. The mounting end 31 is slidably mounted on the mounting blocks 12. A through hole 16 is provided on the main ladder 1 at the position corresponding to the locking end 32, and the locking end 32 passes through the through hole 16 and is inserted into the through hole 22. By sliding the U-shaped rod, the locking element 3 can be locked or disengaged from the through hole 22. The structure is simple and the operation is convenient. In some other embodiments, the locking element 3 can also be set as a pin, but this has the problem of being prone to falling off.

[0043] In this embodiment, the pre-tightening member 4 is arranged between the mounting end 31 and the mounting block 12, and is used to make the locking member 3 have a tendency to be locked into the through hole 22. The locking member 3 can be stably locked in the through hole 22, and the locking member 3 is prevented from moving randomly, thereby improving the stability of the connection between the main ladder 1 and the auxiliary ladder 2.

[0044] In this embodiment, the shaft hole 121 is arranged on the mounting block 12, the mounting end 31 is slidably arranged in the shaft hole 121, one end of the shaft hole 121 is provided with the mounting hole 122, the end of the mounting end 31 is fixedly connected with the limiting ring 311, the pre-tightening member 4 is a spring, the spring is sleeved on the mounting end 31, one end of the spring abuts against the end wall of the mounting hole 122, and the other end of the spring abuts against the limiting ring 311, so that the mounting end 31 can be effectively prevented from being separated from the mounting block 12. In other embodiments, the pre-tightening member 4 can also be arranged in the form of a spring piece, a spring wire or the like.

[0045] In this embodiment, the mounting sleeve is arranged at both ends of the first pedal 11, and the mounting sleeve is fixedly connected with the main ladder 1. The first pedal 11 is fixedly connected with the main ladder 1, and the first pedal 11 is convenient to replace. In other embodiments, the first pedal 11 can be directly welded or screwed on the main ladder 1. In this embodiment, the mounting sleeve is welded on the main ladder 1, and the first pedal 11 is fixedly connected with the mounting sleeve through the fixing bolt.

[0046] In this embodiment, the inner walls on both sides of the main ladder 1 are provided with the sliding grooves 14, and the two sides of the auxiliary ladder 2 are clamped in the two sliding grooves 14, so that the main ladder 1 and the auxiliary ladder 2 are slidably connected. In other embodiments, a sliding rail type structure can also be used to achieve the sliding connection between the main ladder 1 and the auxiliary ladder 2.

[0047] In this embodiment, the connecting head 23 is arranged at the top of the auxiliary ladder 2, the connecting hole is arranged on the connecting head 23, and the connecting head 23 is fixedly connected with the connecting position of the tent through the fixing bolt and the connecting hole. The ladder and the tent are fixedly connected, and the ladder is prevented from moving randomly.

[0048] In this embodiment, the foot pads 15 are arranged at the bottom of the main ladder 1, the hinge holes are arranged at the bottom of the main ladder 1, the hinge ears are arranged on the foot pads 15, and the hinge ears are rotatably connected to the hinge holes through the rotating shafts. The ladder can keep contact with the ground at different inclination angles, and the stability of the ladder is improved.

[0049] In this embodiment, the anti-skid protrusions are arranged on the bottom of the foot pad 15. The ladder can be effectively prevented from slipping, and the stability of the ladder is further improved.

[0050] The use method of the tent ladder with telescopic extension and retraction according to the present application is as follows:

[0051] First, pull the U-shaped rod, and pull the locking end 32 out of the through hole 22, in the process, the spring is further compressed.

[0052] Then, slide the sub-ladder 2 relative to the main ladder 1, in the process, the second step 21 passes through the U-shaped rod one by one, when the required length is reached, release the U-shaped rod, and insert the locking end 32 into the through hole 22 of the corresponding second step 21, and lock again.

[0053] Finally, place the tent ladder between the ground and the tent, and fix and connect the connecting head 23 and the connecting part of the tent.

[0054] The above examples are only used to illustrate the technical solutions of the utility model and are not limited. Although the utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the utility model can be modified or replaced equivalently without departing from the purpose and scope of the technical solutions of the utility model, and all should be covered in the scope of the claims of the utility model. The technical, shape and structure parts not described in detail in the utility model are all known technologies.

Claims

1. A telescopic draw tent ladder comprising a main ladder (1) and a sub-ladder (2), characterized in that: The auxiliary ladder (2) is slidably arranged on the main ladder (1), a plurality of first steps (11) are fixedly arranged on the main ladder (1), a plurality of second steps (21) are fixedly arranged on the auxiliary ladder (2), the two ends of the top first step (11) are provided with locking pieces (3), the second step (21) is provided with a through hole (22), the through hole (22) penetrates the two sides of the auxiliary ladder (2), and the main ladder (1) and the auxiliary ladder (2) are relatively fixed when the locking piece (3) is inserted into the through hole (22). The locking piece (3) comprises a U-shaped rod, the U-shaped rod comprises an installation end (31) and a locking end (32), the first step (11) is provided with an installation cavity (111), the two ends of the installation cavity (111) are fixedly provided with installation blocks (12), the installation end (31) is slidably installed on the installation block (12), the main ladder (1) is provided with a through hole (16) corresponding to the position of the locking end (32), and the locking end (32) penetrates the through hole (16) and is inserted into the through hole (22). The pre-tightening piece (4) is arranged between the installation end (31) and the installation block (12), and is used to make the locking piece (3) have the tendency of locking into the through hole (22). The installation block (12) is provided with an axle hole (121), the installation end (31) is slidably arranged in the axle hole (121), the end of the installation end (31) is fixedly connected with a limiting ring (311), the pre-tightening piece (4) is a spring, the spring is sleeved on the installation end (31), one end of the spring abuts against the installation block (12), and the other end abuts against the limiting ring (311).

2. A telescoping, retractable tent ladder according to claim 1, wherein: The two ends of the first step (11) are provided with installation sleeves (13), and the installation sleeves (13) are fixedly connected with the main ladder (1).

3. A telescoping, retracting tent ladder according to claim 1, wherein: The inner walls of the two sides of the main ladder (1) are provided with sliding grooves (14), and the two sides of the auxiliary ladder (2) are respectively clamped in the two sliding grooves (14).

4. A telescoping tent ladder according to claim 1, wherein: The two sides of the top of the auxiliary ladder (2) are provided with connecting heads (23).

5. A telescoping, retracting tent ladder as defined in claim 1 wherein: The two sides of the bottom of the main ladder (1) are provided with foot pads (15), the two sides of the bottom of the main ladder (1) are provided with hinged holes, the foot pads (15) are provided with hinged ears, and the hinged ears are rotatably connected to the hinged holes through pivots.

6. A telescoping tent ladder according to claim 5 wherein: The bottom of the foot pad (15) is provided with anti-skid protrusions.

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