CN213683403U

CN213683403U - Stage building moving step ladder

Info

Publication number: CN213683403U
Application number: CN202022291897.1U
Authority: CN
Inventors: 夏虎成
Original assignee: Suzhou Feihu International Culture Communication Co ltd
Current assignee: Suzhou Feihu International Culture Communication Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-07-13
Anticipated expiration: 2030-10-15

Abstract

The utility model belongs to the technical field of remove the step ladder, especially, stage is built and is removed step ladder, be not convenient for remove to current step ladder many, need the staff to the step ladder transport during the building, the problem of the work degree of difficulty has been increased, the following scheme is put forward, it includes the base, the bottom of base is provided with four lower margins, the top of base is provided with a plurality of L type terraced boards, equal fixedly connected with branch between a plurality of L type terraced boards and the base, two montants of top fixedly connected with of base, all be provided with on two montants and push away the handle, two montants and the L type terraced board fixed connection who corresponds, the bottom of base is seted up flutedly, all rotate on the both sides inner wall of recess and install the push rod, the end of four push rods all is provided with the gyro wheel, equal fixed mounting has two square poles on. The utility model discloses a step ladder is convenient for remove, and the convenience is receive and release the gyro wheel simultaneously, can increase the stability when using.

Description

Stage building moving step ladder

Technical Field

The utility model relates to a remove step technical field, especially relate to a stage is built and is removed step.

Background

Along with the increase of outdoor performance activities, the activities of building the stage are also more and more frequent, the step ladder is often used when the stage is built, and the step ladder can be convenient for workers to climb, and is helpful for building the stage.

The existing step ladder is not convenient to move, and workers are required to carry the step ladder during construction, so that the working difficulty is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the current step ladder and be not convenient for remove more, need the staff to the step ladder transport when setting up, increased the shortcoming of the work degree of difficulty, and the stage of proposing is set up and is removed the step ladder.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a stage is built and is removed step ladder, the on-line screen storage device comprises a base, the bottom of base is provided with four lower margins, the top of base is provided with a plurality of L type terraces, equal fixedly connected with branch between a plurality of L type terraces and the base, two montants of top fixedly connected with of base, all be provided with on two montants and push away the handle, two montants and the L type terraces fixed connection who corresponds, the bottom of base is seted up flutedly, all rotate on the both sides inner wall of recess and install the push rod, the end of four push rods all is provided with the gyro wheel, equal fixed mounting has two square poles on the both sides inner wall of recess, the equal slidable mounting in outside of two square poles has two movable blocks, the bottom of four movable blocks all rotates the one end of installing the down tube, the other end of four down tubes rotates with the top of four push rods respectively and is connected, two round bars are.

Preferably, two spiral threads are symmetrically formed in the outer side of the round rod, the spiral directions of the two spiral threads on the same round rod are opposite, a spiral hole is formed in the moving block, and the spiral threads are in threaded connection with the corresponding spiral holes.

Preferably, one end of one of the two round rods is fixedly provided with a round plate, and the eccentric position of the round plate is rotatably provided with a crank.

Preferably, threaded connection has the bolt on the plectane, and a plurality of spread grooves have evenly been seted up in the outside of base, and a plurality of spread grooves are arranged for the annular, bolt and the connected groove looks adaptation that corresponds.

Preferably, the outer sides of the two round rods are fixedly sleeved with belt pulleys, and the outer sides of the two belt pulleys are in transmission connection with the same belt.

Compared with the prior art, the utility model has the advantages of:

(1) when the whole body needs to be moved, the bolts are loosened and separated from the corresponding connecting grooves, the fixing of the circular plate can be released, the crank and the circular plate are rotated to drive the two circular rods to rotate, so that the moving block pushes the corresponding push rods to turn over through the inclined rods, the push rods push the corresponding idler wheels to be in contact with the ground, the four idler wheels can be in contact with the ground to play a supporting role, the whole body can be conveniently moved, and the working difficulty and the labor intensity are reduced;

(2) after the removal is accomplished, conveniently pack up the gyro wheel, play the supporting role through four lower margins, can increase the stability of placing.

The utility model discloses a step ladder is convenient for remove, and the convenience is receive and release the gyro wheel simultaneously, can increase the stability when using.

Drawings

Fig. 1 is a schematic structural view of a stage-building moving step ladder provided by the present invention;

fig. 2 is a schematic view of a top view structure of two round bars, two belt pulleys, a belt and the like of the stage building moving step ladder provided by the utility model;

fig. 3 is the utility model provides a part A schematic structure of moving step ladder is built to stage.

In the figure: 1. a base; 2. an L-shaped ladder plate; 3. a strut; 4. a vertical rod; 5. a push handle; 6. a groove; 7. a round bar; 8. a belt; 9. a belt pulley; 10. a moving block; 11. helical thread; 12. a push rod; 13. a square bar; 14. a bolt; 15. a diagonal bar; 16. connecting grooves; 17. a circular plate; 18. a crank; 19. and a roller.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, a stage building moving step ladder comprises a base 1, four feet are arranged at the bottom of the base 1, a plurality of L-shaped ladder boards 2 are arranged at the top of the base 1, supporting rods 3 are fixedly connected between the L-shaped ladder boards 2 and the base 1, two vertical rods 4 are fixedly connected at the top of the base 1, push handles 5 are arranged on the two vertical rods 4, the two vertical rods 4 are fixedly connected with the corresponding L-shaped ladder boards 2, a groove 6 is formed at the bottom of the base 1, push rods 12 are rotatably arranged on the inner walls of the two sides of the groove 6, rollers 19 are arranged at the ends of the four push rods 12, two square rods 13 are fixedly arranged on the inner walls of the two sides of the groove 6, two moving blocks 10 are slidably arranged at the outer sides of the two square rods 13, one ends of inclined rods 15 are rotatably arranged at the bottoms of the four moving blocks 10, and the other ends of the four inclined rods 15, two round rods 7 are installed in the groove 6 in a rotating mode, the two round rods 7 are connected in a transmission mode, and four moving blocks 10 are connected to the outer sides of the two round rods 7 in a threaded mode.

In this embodiment, two spiral threads 11 are symmetrically arranged on the outer side of the round rod 7, the spiral directions of the two spiral threads 11 on the same round rod 7 are opposite, a spiral hole is arranged on the moving block 10, and the spiral threads 11 are in threaded connection with the corresponding spiral holes.

In this embodiment, one end of one of the two round rods 7 is fixedly provided with a circular plate 17, and an eccentric position of the circular plate 17 is rotatably provided with a crank 18.

In this embodiment, threaded connection has bolt 14 on the plectane 17, and a plurality of connecting grooves 16 have evenly been seted up in the outside of base 1, and a plurality of connecting grooves 16 are arranged for the annular, bolt 14 and the connecting groove 16 looks adaptation that corresponds.

In this embodiment, the outer sides of the two round rods 7 are both fixedly sleeved with belt pulleys 9, and the outer sides of the two belt pulleys 9 are in transmission connection with the same belt 8.

Example two

Referring to fig. 1-3, a stage building moving step ladder comprises a base 1, four ground feet are arranged at the bottom of the base 1, a plurality of L-shaped ladder boards 2 are arranged at the top of the base 1, supporting rods 3 are fixedly connected between the L-shaped ladder boards 2 and the base 1, two vertical rods 4 are fixedly connected at the top of the base 1, push handles 5 are arranged on the two vertical rods 4, the two vertical rods 4 are fixedly connected with the corresponding L-shaped ladder boards 2, a groove 6 is formed at the bottom of the base 1, push rods 12 are rotatably arranged on the inner walls of the two sides of the groove 6, rollers 19 are arranged at the ends of the four push rods 12, two square rods 13 are fixedly arranged on the inner walls of the two sides of the groove 6, two moving blocks 10 are slidably arranged on the outer sides of the two square rods 13, the square rods 13 support the moving blocks 10 so that the moving blocks 10 can only horizontally slide, one ends of inclined rods 15 are rotatably arranged at, the other ends of the four inclined rods 15 are respectively rotatably connected with the tops of the four push rods 12, the two round rods 7 are installed in the groove 6 in a rotating mode, the two round rods 7 are in transmission connection, and the four moving blocks 10 are in threaded connection with the outer sides of the two round rods 7.

In this embodiment, two spiral lines 11 have been seted up to the outside symmetry of round bar 7, and the spiral direction that is located two spiral lines 11 on same round bar 7 is opposite, has seted up the spiral hole on the movable block 10, spiral line 11 and the spiral hole threaded connection that corresponds, and round bar 7 positive and negative rotation can drive two movable blocks 10 that correspond and keep away from each other or be close to each other.

In this embodiment, one end of one of the two round rods 7 extends to the outside of the base 1 and is fixedly mounted with a round plate 17, and the eccentric position of the round plate 17 is rotatably mounted with a crank 18.

In this embodiment, threaded connection has bolt 14 on the plectane 17, and a plurality of connecting grooves 16 have evenly been seted up in the outside of base 1, and a plurality of connecting grooves 16 are arranged for the annular, and bolt 14 and the connecting groove 16 looks adaptation that corresponds, bolt 14 insert in the connecting groove 16 that corresponds, can increase plectane 17's stability.

In this embodiment, the fixed cover in the outside of two round bars 7 is equipped with belt pulley 9, and the outside transmission of two belt pulleys 9 is connected with same belt 8, and belt pulley 9 and belt 8 play the drive effect, can make two round bars 7 synchronous rotations.

In the embodiment, when in use, the four feet play a supporting role, the placing stability can be increased, the L-shaped ladders 2 can be conveniently climbed, when the whole ladder needs to be moved, the bolts 14 are loosened and separated from the corresponding connecting grooves 16, the fixation of the circular plate 17 can be released, the circular plate 17 is driven to rotate by the crank 18, the circular plate 17 drives the circular rod 7 to rotate, the circular rod 7 drives the other circular rod 7 to rotate by the two belt pulleys 9 and the belt 8, the circular rod 7 drives the two corresponding moving blocks 10 to be away from each other by the spiral threads 11, the moving blocks 10 push the corresponding push rods 12 to turn over by the inclined rods 15, the push rods 12 push the corresponding rollers 19 to be contacted with the ground, the four rollers 19 can play a supporting role in contact with the ground, the bolts 14 are inserted into the corresponding connecting grooves 16, the stability of the rollers 19 in contact with the ground can be increased, the whole ladder, the work degree of difficulty and intensity of labour have been reduced, remove the completion after, pack up gyro wheel 19 can, all structures in this application can carry out the selection of material and length according to the in-service use condition, and the attached drawing is the schematic structure picture, and concrete actual dimensions can make appropriate adjustment.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. A movable step ladder for building a stage comprises a base (1), wherein four ground feet are arranged at the bottom of the base (1), a plurality of L-shaped ladder boards (2) are arranged at the top of the base (1), and supporting rods (3) are fixedly connected between the L-shaped ladder boards (2) and the base (1), the movable step ladder is characterized in that two vertical rods (4) are fixedly connected at the top of the base (1), push handles (5) are arranged on the two vertical rods (4), the two vertical rods (4) are fixedly connected with the corresponding L-shaped ladder boards (2), a groove (6) is formed in the bottom of the base (1), push rods (12) are rotatably mounted on the inner walls of the two sides of the groove (6), rollers (19) are arranged at the ends of the four push rods (12), two square rods (13) are fixedly mounted on the inner walls of the two sides of the groove (6), and two movable blocks (10) are slidably mounted on the outer sides of the two, the bottom of four movable blocks (10) all rotates the one end of installing down tube (15), and the other end of four down tube (15) rotates with the top of four push rods (12) respectively and is connected, and two round bar (7) are installed to the internal rotation of recess (6), and two round bar (7) transmission are connected, and four movable block (10) threaded connection are in the outside of two round bar (7).

2. A stage building moving step ladder according to claim 1, wherein two spiral threads (11) are symmetrically formed on the outer side of the round bar (7), the spiral directions of the two spiral threads (11) on the same round bar (7) are opposite, a spiral hole is formed in the moving block (10), and the spiral threads (11) are in threaded connection with the corresponding spiral holes.

3. A stage building moving ladder according to claim 1, wherein one end of one (7) of the two rods (7) is fixedly provided with a circular plate (17), and the eccentric position of the circular plate (17) is rotatably provided with a crank (18).

4. A stage building movable step ladder according to claim 3, wherein the circular plate (17) is connected with a bolt (14) in a threaded manner, a plurality of connecting grooves (16) are uniformly formed in the outer side of the base (1), the connecting grooves (16) are annularly arranged, and the bolt (14) is matched with the corresponding connecting groove (16).

5. A stage building moving step ladder according to claim 1, wherein belt pulleys (9) are fixedly sleeved on the outer sides of the two round bars (7), and the same belt (8) is connected to the outer sides of the two belt pulleys (9) in a transmission manner.