CN213640268U - Movable anti-skid step stool - Google Patents

Abstract

The utility model discloses a portable antiskid ladder bench, including bench (1) and extension frame (2), four corners of bench (1) bottom surface are provided with one respectively and lean out the extension and extend extension frame (2), every the equal swing joint of tip of extension frame (2) has one antiskid ribbed tile (4), the bottom surface of bench (1) is provided with the guide, install carrier block (7) on the guide, carrier block (7) can move along vertical direction on the guide, the bottom of carrier block (7) is installed and is removed wheel (10), still includes the elastic component, the lower extreme of elastic component with the top surface fixed connection of carrier block (7), the upper end of elastic component with the bottom surface fixed connection of bench (1), still be provided with positioning mechanism on the guide. The utility model discloses can enough realize the removal of step ladder, possess effectual anti-skidding effect again.

Description

Movable anti-skid step stool

Technical Field

The utility model relates to a portable anti-skidding step stool belongs to step stool technical field.

Background

At the in-process that uses the step stool, for avoiding the step stool to appear the phenomenon of removing in the use, can use anti-skidding mechanism to fix the step stool usually, step stool anti-skidding mechanism among the prior art is convenient inadequately when using, and the skid resistance can be relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a portable anti-skidding step ladder to solve the technical problem among the prior art, it can enough realize the removal of step ladder, possesses effectual anti-skidding effect again.

The utility model provides a portable antiskid ladder bench, including bench board and extension frame, four corners of bench board bottom surface are provided with one respectively and lean out the extension frame, every the equal swing joint of tip of extension frame has an antiskid ribbed tile, the bottom surface of bench board is provided with the guide, install the carrier block on the guide, the carrier block can remove along vertical direction on the guide, the bottom of carrier block is installed and is removed the wheel, still includes the elastic component, the lower extreme of elastic component with the top surface fixed connection of carrier block, the upper end of elastic component with the bottom surface fixed connection of bench board, still be provided with positioning mechanism on the guide.

In the movable anti-slip step stool, preferably, a universal ball hinge is arranged at an end of each extension frame, the top surface of the anti-slip plate is fixedly connected with the universal ball hinge through a bolt, and a rubber pad is arranged on the lower end surface of the anti-slip plate.

In the movable anti-slip step stool, preferably, the elastic member includes a spring extending in the middle of the bottom surface of the stool plate, and the middle of the top surface of the bearing block is fixedly connected with the lower end of the spring.

In the movable anti-skid step stool, preferably, a pedal is disposed on a side surface of the bearing block.

In the foregoing movable anti-slip ladder stool, preferably, the guide includes T-shaped slot frame and T-shaped slider, the quantity of T-shaped slot frame is two, and the symmetry sets up the both sides of spring, two the T-shaped slot frame sets up and is parallel to each other along vertical direction, the quantity of T-shaped slider is two, sets firmly respectively on the side of carrier block, two the T-shaped slider respectively with two T-shaped slot frame sliding connection, two be provided with a locking mechanism on the T-shaped slot frame respectively.

In the movable anti-slip ladder stool, preferably, the locking mechanism includes a sealing groove, a pulling column, a return spring and a positioning block, the sealing groove is fixedly disposed on an outer wall of the T-shaped groove frame, the pulling column is connected with the sealing groove in an inserting manner, the return spring is sleeved on the pulling column and is located in the sealing groove, the positioning block penetrates through the sealing groove and the T-shaped groove frame, the positioning block is fixedly connected with the pulling column, one end of the return spring is abutted against the positioning block, the other end of the return spring is abutted against an inner wall of the sealing groove, and an upper end surface of the positioning block is an inclined surface; and the T-shaped sliding block is provided with a positioning groove matched with the positioning block in a clamping manner.

Compared with the prior art, the utility model discloses a bench board and extension frame, four corners of bench board bottom surface are provided with an extension frame that leans out the extension respectively, the equal swing joint of tip of every extension frame has an antiskid ribbed tile, the bottom surface of bench board is provided with the guide, install the carrier block on the guide, the carrier block can remove along vertical direction on the guide, the bottom of carrier block is installed and is removed the wheel, still include the elastic component, the lower extreme of elastic component and the top surface fixed connection of carrier block, the upper end of elastic component and the bottom surface fixed connection of bench board, still be provided with positioning mechanism on the guide.

When the position of the utility model needs to be adjusted, the guide piece is pressed downwards to be clamped with the positioning mechanism on the guide piece, and at the moment, each antiskid plate is separated from the ground, so that the utility model can be easily moved; when the operation is trampled to needs, release positioning mechanism, move down the action of elastic component the wheel and follow the carrier block and upwards remove, each antiskid ribbed tile and ground contact because antiskid ribbed tile is big with ground area of contact, therefore frictional force is big, makes the utility model discloses unable production displacement effectively guarantees that the staff can work safely.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a fixed half-sectional view of the bearing block of the present invention.

Description of reference numerals: 1. stool plate; 2. a stretching frame; 3. a universal ball hinge; 4. an anti-skid plate; 5. a rubber pad; 6. a T-shaped slot frame; 7. a bearing block; 8. a spring; 9. a sealing groove; 10. a moving wheel; 11. a pedal; 12. a T-shaped slider; 13. pulling the column; 14. a return spring; 15. positioning blocks; 16. and (6) positioning a groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

The embodiment of the utility model provides a: as shown in fig. 1 and 2, a portable antiskid ladder stool, including bench board 1 and extension frame 2, the preferred quadrangle structure that uses always of bench board 1, four corners of bench board 1 bottom surface are provided with an extension frame 2 that leans out the extension respectively, the upper end accessible bolt assembly and bench board 1 fixed connection of extension frame 2, the equal swing joint of tip of every extension frame 2 has an antiskid ribbed tile 4, bench board 1's bottom surface is provided with the guide, install carrier block 7 on the guide, carrier block 7 can move along vertical direction on the guide, carrier block 7's bottom is installed and is removed wheel 10, still include the elastic component, the lower extreme of elastic component and the top surface fixed connection of carrier block 7, the upper end of elastic component and the bottom surface fixed connection of bench board 1, still be provided with positioning mechanism on the guide.

The utility model discloses when needs remove, downwardly moving carrier block 7 uses positioning mechanism to restrict the position of carrier block 7, and the antiskid ribbed tile 4 and the ground separation of 2 tip of four extension frame this moment, and the accessible removes the light adjustment of wheel 10 the utility model discloses a position makes it can easily remove to the target location, removes to the target location after, and the staff passes through positioning mechanism release carrier block 7, and carrier block 7 is for the guide rebound under the effect of elastic component, and each antiskid ribbed tile 4 and ground contact, because antiskid ribbed tile 4 is platelike structure, and the frictional force is great behind the ground contact, the utility model discloses can effectively prevent to remove in the use, guarantee user's safety.

Because using the utility model discloses the time, some ground unevenness also can play fine antiskid effect in order to guarantee on unevenness's road surface, all is provided with universal ball pivot 3 at the tip of every extension frame 2, and the top surface of antiskid ribbed tile 4 passes through bolt fixed connection with universal ball pivot 3, and the lower terminal surface of antiskid ribbed tile 4 is provided with rubber pad 5.

Through the setting of universal ball pivot 3, make each antiskid ribbed tile 4 can be according to the angle automatic angle adjustment on ground, make each antiskid ribbed tile 4 be perpendicular to the earth's surface all the time to the pressure direction that ground was applyed, keep the biggest area of contact moreover in the formula, through the setting of rubber pad 5, increased frictional force on the one hand, on the other hand increases area of contact to unevenness's road surface to increase frictional force.

In one embodiment, the resilient member includes a spring 8 extending in the middle of the bottom surface of the stool plate 1, and the middle of the top surface of the bearing block 7 is fixedly connected to the lower end of the spring 8. In order to prevent the spring 8 from deviating, spring limiting grooves can be arranged on the bottom surface of the stool plate 1 and the top surface of the bearing block 7.

Further, the guide piece includes T-shaped groove frame 6 and T-shaped sliding block 12, and the quantity of T-shaped groove frame 6 is two, and the symmetry sets up in the both sides of spring 8, and two T-shaped groove frames 6 set up and are parallel to each other along vertical direction, and the quantity of T-shaped sliding block 12 is two, sets firmly respectively on the side of carrier block 7, two T-shaped sliding blocks 12 respectively with two T-shaped groove frame 6 sliding connection.

In a preferred embodiment, a step 11 is provided on the side of the carrier block 7. The positioning mechanism comprises a sealing groove 9, a pulling column 13, a return spring 14 and a positioning block 15, the sealing groove 9 is fixedly arranged on the outer wall of the T-shaped groove frame 6, the pulling column 13 is connected with the sealing groove 9 in an inserting mode, the return spring 14 is sleeved on the pulling column 13 and is located in the sealing groove 9, the positioning block 15 penetrates through the sealing groove 9 and the T-shaped groove frame 6, the positioning block 15 is fixedly connected with the pulling column 13, one end of the return spring 14 is abutted to the positioning block 15, the other end of the return spring is abutted to the inner wall of the sealing groove 9, and the upper end face of the positioning; the T-shaped slider 12 is provided with a positioning groove 16 which is in clamping fit with the positioning block 15.

Through footboard 11 and positioning mechanism's setting, when needs use the utility model discloses the time, need not manually to press carrier block 7, only need with the foot step on footboard 11 downwards can, when the T shape slider 12 of carrier block 7 both sides removes to the position of locating piece 15, because the top surface of locating piece 15 is the inclined plane, consequently T shape slider 12 can easily compress locating piece 15 when the downstream, locating piece 15 compression reset spring 14 and enter seal groove 9 in, when T shape slider 12 removes to the bottom end, locating piece 15 removes to the constant head tank 16 in under reset spring 14's effect, realizes spacing to carrier block 7, thereby makes the utility model discloses can easily remove through removing wheel 10. When the moving wheel 10 needs to be retracted, the positioning block 15 is separated from the positioning groove 16 and then the bearing block 7 moves upwards under the action of the spring 8 only by pulling the pulling columns 13 on the two sides with hands, and the four anti-skid plates 4 are in contact with the ground.

The structure, features and effects of the present invention have been described in detail above according to the embodiment shown in the drawings, and the above description is only the preferred embodiment of the present invention, but the present invention is not limited to the implementation scope shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to the same changes should be considered within the protection scope of the present invention when not exceeding the spirit covered by the description and drawings.

Claims (6)

1. The utility model provides a portable antiskid ladder bench, includes bench board (1) and extension frame (2), four corners of bench board (1) bottom surface are provided with one respectively and lean out the extension frame (2), its characterized in that: every the equal swing joint of tip of extension frame (2) has one antiskid ribbed tile (4), the bottom surface of bench board (1) is provided with the guide, install carrier block (7) on the guide, carrier block (7) can move along vertical direction on the guide, the bottom of carrier block (7) is installed and is removed wheel (10), still includes the elastic component, the lower extreme of elastic component with the top surface fixed connection of carrier block (7), the upper end of elastic component with the bottom surface fixed connection of bench board (1), still be provided with positioning mechanism on the guide.

2. The movable antiskid step ladder of claim 1, wherein: each end of the extension frame (2) is provided with a universal ball hinge (3), the top surface of the antiskid plate (4) is fixedly connected with the universal ball hinge (3) through a bolt, and the lower end surface of the antiskid plate (4) is provided with a rubber pad (5).

3. The movable antiskid step ladder of claim 1 or 2, wherein: the elastic piece comprises a spring (8) extending to the middle of the bottom surface of the stool plate (1), and the middle of the top surface of the bearing block (7) is fixedly connected with the lower end part of the spring (8).

4. The movable antiskid step ladder of claim 3, wherein: a pedal (11) is arranged on the side surface of the bearing block (7).

5. The movable antiskid step ladder of claim 3, wherein: the guide piece comprises T-shaped groove frames (6) and T-shaped sliding blocks (12), the number of the T-shaped groove frames (6) is two, the T-shaped groove frames are symmetrically arranged on two sides of the spring (8) and are parallel to each other, the number of the T-shaped sliding blocks (12) is two, the T-shaped sliding blocks are fixedly arranged on the side face of the bearing block (7) respectively, and the T-shaped sliding blocks (12) are connected with the T-shaped groove frames (6) in a sliding mode.

6. The movable antiskid step ladder of claim 5, wherein: the positioning mechanism comprises a sealing groove (9), a pulling column (13), a reset spring (14) and a positioning block (15), the sealing groove (9) is fixedly arranged on the outer wall of the T-shaped groove frame (6), the pulling column (13) is connected with the sealing groove (9) in an inserting mode, the reset spring (14) is sleeved on the pulling column (13) and is located in the sealing groove (9), the positioning block (15) penetrates through the sealing groove (9) and the T-shaped groove frame (6), the positioning block (15) is fixedly connected with the pulling column (13), one end of the reset spring (14) is abutted to the positioning block (15), the other end of the reset spring is abutted to the inner wall of the sealing groove (9), and the upper end face of the positioning block (15) is an inclined face; and the T-shaped sliding block (12) is provided with a positioning groove (16) which is matched with the positioning block (15) in a clamping manner.

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