CN213540230U

CN213540230U - Foldable insulating ladder stool

Info

Publication number: CN213540230U
Application number: CN202021655321.2U
Authority: CN
Inventors: 田振玉; 董飞; 张志猛; 杜超; 阮涛
Original assignee: Kunming Feixiang Material Technology Co ltd
Current assignee: Kunming Feixiang Material Technology Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-06-25
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a foldable insulating ladder stool, which comprises a first support frame, a second support frame, a connecting rod and a plurality of pedals, wherein the first support frame is fixedly provided with a plurality of first support shafts, one end of each pedal is rotatably arranged on the first support shaft, and the other end of each pedal is hinged with the connecting rod; the connecting rod is provided with a strip hole, the second support shaft is arranged on the second support frame, and the connecting rod slides along the strip hole in a matched manner with the second support shaft; and supporting feet are arranged at the bottoms of the first supporting frame and the second supporting frame and comprise a supporting shell, an anti-slip pad and a roller mechanism arranged in the supporting shell in a sliding manner. The utility model discloses support frame one and two articulated connections of support frame can realize folding function, and support frame one and two bottoms of support frame are provided with the support lower margin, are provided with slipmat and telescopic gyro wheel mechanism on the support lower margin, make the utility model discloses the antiskid is firm when using, and it is light to remove through gyro wheel mechanism during removal.

Description

Foldable insulating ladder stool

Technical Field

The utility model relates to an insulating ladder technical field especially relates to a collapsible insulating step ladder.

Background

The insulating step stool is also called an insulating high-low stool and is widely applied to the fields of electric appliances, electricians, machinery and the like. The insulating step ladder is made of insulating materials, and has the characteristics of excellent mechanical and electrical insulating capacity, corrosion resistance, moisture resistance, induction electricity resistance and the like. Most insulating step ladders in the existing market are heavy, inconvenient to carry and large in occupied space. The multi-stage step stool has the defects of inconvenient storage for users and transportation for manufacturers, more materials and heavy weight, and is difficult to move even though the multi-stage step stool is assisted by the handle and the pulleys.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collapsible insulating step ladder to the not enough of above-mentioned prior art.

In order to solve the above problems, the utility model adopts the following technical proposal:

a foldable insulating ladder stool comprises a first support frame, a second support frame, a connecting rod and a plurality of pedals, wherein the top of the first support frame is hinged with the top of the second support frame through a pin shaft; the connecting rod is provided with a strip hole, the second support shaft is arranged on the second support frame, and the connecting rod slides along the strip hole in a matched manner with the second support shaft; the first support frame is rotatably provided with a safety pull rod, the first safety pull rod is provided with a first positioning groove and a second positioning groove, two outer sides of the first support frame are provided with a first protrusion, the first support frame is also provided with a second protrusion, the first positioning groove is matched and clamped with the first protrusion, and the second positioning groove is matched and clamped with the second protrusion; the bottom of the first support frame and the bottom of the second support frame are both fixedly provided with support feet, each support foot comprises a support shell and a roller mechanism arranged in the support shell in a sliding mode, the bottom of each support foot is provided with a non-slip mat, and the bottom of each non-slip mat is provided with an opening for the roller mechanism to stretch out.

Further, the supporting shell is internally and fixedly provided with a mounting seat, the mounting seat comprises a cylindrical groove, a spring is arranged in the groove, the roller mechanism comprises a third supporting shaft and a roller which is vertically arranged above the third supporting shaft, and rollers which are arranged at two ends of the third supporting shaft, the upper part of the roller is arranged in the groove, one end of the spring is fixedly arranged in the groove, and the other end of the spring is fixedly connected with the roller.

Further, support the lower margin still includes link mechanism, link mechanism includes first connecting rod, second connecting rod and pull rod, the one end of first connecting rod, second connecting rod and pull rod is articulated through articulated axle, the fixed first articulated seat that sets up on the mount pad the fixed articulated seat of second that sets up on the slide bar, first articulated seat with first connecting rod is articulated, the articulated seat of second with the second connecting rod is articulated, be provided with the square hole on the support housing, the pull rod other end passes it is provided with the dog to rotate behind the square hole.

Furthermore, a clamping groove is formed in the supporting shell, and the stop block stretches out of the square hole and then is clamped with the clamping groove.

Furthermore, a pull ring is arranged on the stop block.

Furthermore, cross beams are arranged on the first support frame and the second support frame, and the bottoms of the cross beams are fixedly arranged on the first support frame through inclined struts.

Furthermore, the pedal is provided with anti-skid corrugations.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the utility model discloses support frame one and support frame two are articulated to be connected, can realize folding function, and support frame one and support frame two bottoms are provided with the support lower margin, are provided with slipmat and telescopic gyro wheel mechanism on the support lower margin, make the utility model discloses antiskid when using is firm, moves lightly through gyro wheel mechanism when moving; by arranging the safety pull rod, the condition that the step stool is folded or unfolded incompletely by itself can be avoided, and the safety is higher; the safety pull rod is rotatably arranged on the first support frame and is convenient to store when being folded.

Drawings

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

fig. 2 is a schematic structural view of another aspect of an embodiment of the present invention;

FIG. 3 is a schematic view of the structure of the supporting anchor according to one embodiment of the present invention when the rollers are retracted;

FIG. 4 is a schematic view of the structure of the foot supporting rollers of one embodiment of the present invention when they are extended;

FIG. 5 is a perspective view of a support foot according to one embodiment of the present invention;

fig. 6 is a schematic view of a folding mechanism according to an embodiment of the present invention.

In the figure: 1. a first support frame; 2. a second support frame; 3. a pedal; 4. a pin shaft; 5. a first support shaft; 6. a connecting rod; 7. a strip hole; 8. a second support shaft; 9. supporting the ground feet; 10. a non-slip mat; 11. a safety pull rod; 12. a first bulge; 13. positioning a first groove; 14. a second bulge; 15. positioning a second groove; 16. a support housing; 17. a mounting seat; 18. a slide bar; 19. a roller; 20. a groove; 21. a spring; 22. a first link; 23. a second link; 24. a pull rod; 25. a first hinge mount; 26. a second hinge mount; 27. A stopper; 28. a card slot; 29. a pull ring; 30. a cross beam; 31. and (4) bracing.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-6, the foldable insulating ladder stool of the present invention includes a first support frame 1, a second support frame 2, a connecting rod 6 and a plurality of pedals 3, wherein the top of the first support frame 1 is hinged to the top of the second support frame 2 through a pin 4, the first support frame 1 is fixedly provided with a plurality of first support shafts 5, the pedals 3 are rectangular, one end of each pedal 3 is rotatably disposed on the corresponding first support shaft 5, and the other end of each pedal 3 is hinged to the connecting rod 6; a strip hole 7 is formed in the connecting rod 6, a second supporting shaft 8 is arranged on the second supporting frame 2, and the connecting rod 6 slides along the strip hole 7 in a matched manner with the second supporting shaft 8; the supporting frame I1 is rotatably provided with a safety pull rod 11, the safety pull rod 11 is provided with a first positioning groove 13 and a second positioning groove 15, the outer side of the supporting frame II 2 is provided with a first protrusion 12, the supporting frame I1 is also provided with a second protrusion 14, the first positioning groove 13 is matched and clamped with the first protrusion 12, and the second positioning groove 15 is matched and clamped with the second protrusion 14; the bottom of the first support frame 1 and the bottom of the second support frame 2 are both fixedly provided with support feet 9, each support foot 9 comprises a support shell 16 and a roller mechanism arranged in the support shell 16 in a sliding mode, the bottom of each support foot 9 is provided with a non-slip mat 10, and the bottom of each non-slip mat 10 is provided with an opening for the roller mechanism to stretch out.

The utility model discloses a support frame 1 includes the first step edges arranged at both sides of the support frame 1, and a plurality of first support shafts 5 fixedly arranged on the support frame 1 play a role in connecting the first step edges at both sides; the second support shaft 8 fixedly arranged on the second support frame 2 plays a role in connecting the second ladder seams at the two sides. The utility model discloses a first ladder band, second ladder band, connecting rod 6 and footboard all adopt glass steel to form for the main material preparation, and glass steel is insulating material, makes the utility model has the characteristics of corrosion-resistant, protection against electric shock, prevent mistake and bump short circuit etc, make the utility model discloses can regard as electric power system's safe instrument of ascending a height.

The utility model discloses support frame one 1 and support frame two 2 are articulated to be connected, can realize folding function, and support frame one 1 and support frame two 2 bottom are provided with support lower margin 9, are provided with slipmat 10 and telescopic gyro wheel mechanism on the support lower margin, make the utility model discloses antiskid firm when using, it is light to remove through gyro wheel mechanism when removing; by arranging the safety pull rod 11, the condition that the step stool is folded or unfolded incompletely by itself can be avoided, and the safety is higher; the safety pull rod 11 is rotatably arranged on the first support frame 1 and is convenient to store when folded.

The utility model discloses a support frame 1 and support frame two 2 are articulated to be connected, and after folding occupation space is little, be convenient for place, remove or transport, 3 one ends of footboard rotate the setting on first supporting shaft 5, and the other end is articulated with connecting rod 6, when needs are folding, closes up support frame 1 and support frame two 2 to the centre, and connecting rod 6 slides along second back shaft 8 through rectangular hole 7, drives footboard 3 and rotates, makes the utility model discloses can fold. When needs use, open support frame 1 and support frame two 2, connecting rod 6 drives footboard 3 and rotates, rotates extreme position back when support frame 1 and support frame 2, and second back shaft 8 is located rectangular hole 7 tops this moment, and rectangular hole plays limiting displacement, and first back shaft 5 and second back shaft 8 play the supporting role to the footboard, and the slipmat 10 that supports the setting of lower margin 9 bottom plays antiskid. The operator can step on the step stool to operate at the moment, and the operator can stand stably by arranging the pedal 3.

Further, support 16 internal fixation of casing and be provided with mount pad 17, the mount pad includes the recess 20 of cylinder type, be provided with spring 21 in the recess 20, gyro wheel mechanism includes the third back shaft, sets up perpendicularly the slide bar 18 of third back shaft top with set up in the gyro wheel 19 at third back shaft both ends, slide bar 18 upper portion is in slide in the recess 20, spring 21 one end is fixed to be set up in the recess 20, the spring 21 other end with slide bar 18 fixed connection.

Further, support lower margin 9 still includes link mechanism, through setting up link mechanism, can make the artificial control roller of operating personnel withdraw and stretch out, and it is more reliable to use, link mechanism includes first connecting rod 22, second connecting rod 23 and pull rod 24, the one end of first connecting rod 22, second connecting rod 23 and pull rod 24 is articulated through articulated axle, the fixed first articulated seat 25 that sets up on the mount pad 17 the fixed articulated seat 26 of second that sets up on the slide bar 18, first articulated seat 25 with first connecting rod 22 is articulated, the articulated seat 26 of second with second connecting rod 23 is articulated, be provided with the square hole on the support housing 16, the pull rod 24 other end passes it is provided with dog 27 to rotate behind the square hole.

Furthermore, a clamping groove 28 is formed in the support shell 16, and the stop block 27 extends out of the square hole and then is clamped with the clamping groove 28.

Furthermore, a pull ring 29 is fixedly arranged on the stop block 27, and the stop block 27 can be conveniently pulled by arranging the pull ring 29.

The utility model discloses in, support lower margin 9 and set up link mechanism after, spring 21 is after the assembly is accomplished, and gyro wheel 19 keeps the state of withdrawing, and gyro wheel 19 is located inside support housing 16 this moment, and slipmat 10 and ground contact. When the folding insulating ladder needs to be moved, the pull rod 24 is pulled outwards, the pull rod 24 drives the first connecting rod 22 and the second connecting rod 23 to rotate, the second connecting rod 23 is connected with the sliding rod 18 through the second hinge seat 26, the sliding rod 18 moves downwards, the roller 19 extends downwards, the spring 21 is stretched, the pull rod 24 is pulled out, the stop block 27 is rotated, the stop block 27 is connected with the clamping groove 28 in a clamped mode, and the roller 19 is prevented from being withdrawn. When the roller 19 needs to be retracted, the stopper 27 is rotated so that the stopper 27 can enter the inside of the support housing 16 through the square hole formed in the support housing 16, and the spring 21 is contracted to retract the roller 19.

Further, all be provided with crossbeam 30 on support frame 1 and the support frame two 2, crossbeam 30 bottom is in through the fixed setting of bracing 31 on the support frame 1, the utility model discloses a set up crossbeam 30 and bracing 31, strengthened support frame 1 and support frame two 2's steadiness.

Furthermore, the pedal 3 is provided with anti-slip corrugations, so that an operator can stand on the pedal 3 conveniently.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The utility model provides a collapsible insulating step bench which characterized in that: the foldable pedal comprises a first support frame (1), a second support frame (2), a connecting rod (6) and a plurality of pedals (3), wherein the top of the first support frame (1) is hinged with the top of the second support frame (2) through a pin shaft (4), a plurality of first support shafts (5) are fixedly arranged on the first support frame (1), the pedals (3) are rectangular, one end of each pedal (3) is rotatably arranged on the corresponding first support shaft (5), and the other end of each pedal (3) is hinged with the connecting rod (6); a strip hole (7) is formed in the connecting rod (6), a second supporting shaft (8) is arranged on the second supporting frame (2), and the connecting rod (6) slides along the strip hole (7) in a matched manner with the second supporting shaft (8); the supporting frame I (1) is rotatably provided with a safety pull rod (11), a first positioning groove (13) and a second positioning groove (15) are formed in the safety pull rod (11), a first protrusion (12) is arranged on the outer side of the supporting frame II (2), a second protrusion (14) is further arranged on the supporting frame I (1), the first positioning groove (13) is in matched clamping connection with the first protrusion (12), and the second positioning groove (15) is in matched clamping connection with the second protrusion (14); the support is characterized in that support feet (9) are fixedly arranged at the bottoms of the first support frame (1) and the second support frame (2), the support feet (9) comprise a support shell (16) and a roller mechanism arranged inside the support shell (16) in a sliding mode, a non-slip mat (10) is arranged at the bottom of the support feet (9), and an opening for the roller mechanism to stretch out is formed in the bottom of the non-slip mat (10).

2. A foldable insulating ladder according to claim 1, characterized in that: support casing (16) internal fixation and be provided with mount pad (17), the mount pad includes recess (20) of cylinder type, be provided with spring (21) in recess (20), gyro wheel mechanism includes the third back shaft, sets up perpendicularly slide bar (18) of third back shaft top with set up in gyro wheel (19) at third back shaft both ends, slide bar (18) upper portion is in slide in recess (20), spring (21) one end is fixed to be set up in recess (20), the spring (21) other end with slide bar (18) fixed connection.

3. A foldable insulating ladder according to claim 2, characterized in that: support lower margin (9) and still include link mechanism, link mechanism includes first connecting rod (22), second connecting rod (23) and pull rod (24), the one end of first connecting rod (22), second connecting rod (23) and pull rod (24) is articulated through articulated axle, fixed first articulated seat (25) that sets up on mount pad (17) fixed second articulated seat (26) that sets up on slide bar (18), first articulated seat (25) with first connecting rod (22) are articulated, second articulated seat (26) with second connecting rod (23) are articulated, be provided with the square hole on support housing (16), pull rod (24) other end passes it is provided with dog (27) to rotate behind the square hole.

4. The foldable insulating ladder stool as claimed in claim 3, wherein a clamping groove (28) is formed in the support shell (16), and the stopper (27) extends out of the square hole and is clamped with the clamping groove (28).

5. A foldable insulating ladder according to claim 4, characterized in that the stop (27) is provided with a pull ring (29).

6. The foldable insulating ladder stool as claimed in claim 1, wherein a cross beam (30) is arranged on each of the first support frame (1) and the second support frame (2), and the bottom of the cross beam (30) is fixedly arranged on the first support frame (1) through an inclined strut (31).

7. A foldable insulating ladder according to claim 1, characterized in that: the pedal (3) is provided with anti-skid corrugations.