CN205876173U - Folding dormitory ladder - Google Patents

Abstract

The utility model discloses a foldable dormitory ladder, which comprises a foundation connecting vertical pipe, and a ladder structure is installed on the vertical pipe. The ladder structure includes a ladder rod and a ladder platform. A ladder step is connected, and the top of the ladder rod is hinged to a ladder platform, and the ladder platform is also hinged to the foundation connection standpipe, and a locking device is connected to the connection between the ladder platform and the foundation connection standpipe, and the lock The buckle device includes a lock support frame, a latch and a spring. There is a card slot on the rotating shaft at the hinge joint between the ladder platform and the foundation connecting vertical pipe. The latch is connected in the lock support frame, and the spring is clamped in the lock Buckle between the support frame and the latch; the ladder of this structure can be folded flexibly, the folding process is simple and easy to operate, the folded ladder does not take up space, and is not easy to be bumped by other objects, and the ladder can be unfolded when needed, which is convenient for users Up and down, improve the utilization rate of the structure.

Description

folding dormitory ladder

technical field

The utility model relates to a climbing ladder used in a dormitory, in particular to a folding dormitory ladder.

Background technique

The beds used by students in the student dormitory for rest are all on the upper floor, and the lower floor is mostly a structure such as desks. Students need to use a ladder to rest on the upper floor. Usually, the ladder is fixed on the side of the bed. The ladder is not used in normal times. The demand is fixed. The structure takes up a lot of space and is prone to bumps.

Utility model content

Aiming at the deficiencies in the prior art, a structure capable of folding the ladder is needed.

In order to realize the above-mentioned technical solution, the utility model needs a kind of foldable dormitory ladder, which comprises a base connection standpipe, and a ladder structure is installed on the standpipe, and the ladder structure includes a ladder bar and a ladder platform, and the left and right sides of the ladder bar It is arranged symmetrically and there are ladder treads connected between the ladder rods. The top of the ladder rods is hinged with a ladder platform, and the ladder platform is also hinged with the foundation connection standpipe. The connection between the ladder platform and the foundation connection standpipe is connected with a The locking device, the locking device includes a locking support frame, a latch and a spring, a slot is opened on the rotating shaft at the hinge joint between the ladder platform and the foundation connecting vertical pipe, and the locking supporting frame is sleeved on the rotating shaft, The bolt is connected in the buckle support frame, and one end thereof is inserted in the slot, and the spring is clamped between the lock buckle support frame and the bolt.

Two locking slots are formed on the rotating shaft, the locking slots are on the arc surface of the rotating shaft, and the angle between the two locking slots is 90°.

The lower part of the ladder rod is connected with the foundation connection standpipe through a connecting rod.

The bottom of the climbing rod is fixed with a buffer structure, and the buffer structure includes a spring and a gasket, and is sequentially connected to the bottom surface of the climbing rod.

The outer end of the bolt is connected with a pull rod, and the pull rod is connected with multiple bolts at the same time.

The utility model has the advantages that: the ladder with this structure can be folded flexibly, the folding process is simple and easy to operate, the folded ladder does not take up space, and is not easy to be bumped by other objects, and the ladder can be unfolded when needed, which is convenient for users to go up and down , improve the utilization rate of the structure; the unfolded locking structure is not easy to damage and has good durability.

Description of drawings

Fig. 1 is the structural representation of folding dormitory ladder;

Figure 2 is an enlarged view of A in Figure 1;

In the figure: 1. Foundation connection vertical pipe, 2. Ladder rod, 3. Ladder platform, 4. Ladder step, 5. Lock support frame, 6. Latch pin, 7. Spring, 8. Card slot, 9. Rotary shaft, 10. Connecting rod.

detailed description

According to Fig. 1, the specific embodiment of the utility model is illustrated, which includes a base connection standpipe 1, a ladder structure is installed on the standpipe, and the ladder structure includes a ladder bar 2 and a ladder platform 3, and the ladder bar 2 is left-right symmetrical Ladder treads 4 are arranged and connected between the ladder rods 2, and the top of the ladder rods 2 is hinged with a ladder platform 3, and the ladder platform 3 is also hinged with the foundation connecting standpipe 1, and the ladder platform 3 is connected with the foundation The joint of the vertical pipe 1 is connected with a locking device, and the locking device includes a locking support frame 5, a latch 6 and a spring 7, and a card is opened on the rotating shaft 9 at the hinge of the vertical pipe 1 between the ladder platform 3 and the foundation. Slot 8, the lock support frame 5 is sleeved on the rotating shaft 9, the latch 6 is connected in the lock support frame 5, and one end thereof is inserted in the slot 8, and the spring 7 is clamped on the lock support frame 5 and pin 6.

The rotating shaft 9 is provided with two locking slots 8, the locking slots 8 are on the arc surface of the rotating shaft 9, and the angle between the two locking slots 8 is 90°.

The lower part of the ladder rod 2 is connected with the foundation connection standpipe 1 through a connecting rod 10 .

The bottom of the ladder rod 2 is fixed with a buffer structure, the buffer structure includes a spring 7 and a gasket, and is connected to the bottom surface of the ladder rod 2 in turn.

The outer end of the latch 6 is connected with a pull rod, and the pull rod is connected with multiple latches 6 at the same time.

This structure realizes the locking function of folding and unfolding of the ladder through the locking device.

Claims (5)

1. A foldable dormitory ladder, comprising a base connecting standpipe (1), on which a ladder structure is installed, characterized in that: the ladder structure includes a ladder rod (2) and a ladder platform (3), the The ladder rods (2) are symmetrically arranged on the left and right, and ladder treads (4) are connected between the ladder rods (2), and the top of the ladder rods (2) is hinged to a ladder platform (3), and the ladder platform (3 ) is also hinged with the foundation connection standpipe (1), and the connection between the ladder platform (3) and the foundation connection standpipe (1) is connected with a lock device, and the lock device includes a lock support frame (5), The latch (6) and spring (7), the shaft (9) at the hinge joint between the ladder platform (3) and the foundation connecting standpipe (1) has a card slot (8), and the lock support frame (5) Sleeved on the rotating shaft (9), the latch (6) is connected to the lock support frame (5), and one end is inserted into the slot (8), and the spring (7) is clamped on the lock support frame (5) and the latch (6). 2. The folding dormitory ladder according to claim 1, characterized in that: the rotating shaft (9) is provided with two card slots (8), and the card slots (8) are on the arc surface of the rotating shaft (9) , the angle between the two slots (8) is 90°. 3. The foldable dormitory ladder according to claim 1, characterized in that: the lower part of the ladder rod (2) is connected to the foundation connecting vertical pipe (1) through a connecting rod (10). 4. The folding dormitory ladder according to claim 1, characterized in that: the bottom of the ladder rod (2) is fixed with a buffer structure, the buffer structure includes a spring (7) and a gasket, and is connected to the ladder in turn the underside of the rod (2). 5. The folding dormitory ladder according to claim 1, characterized in that: the outer end of the latch (6) is connected with a pull rod, and the pull rod is connected with multiple latches (6) at the same time.