CN214942185U

CN214942185U - Movable scaffold

Info

Publication number: CN214942185U
Application number: CN202120248794.9U
Authority: CN
Inventors: 戴静波; 周振江; 张董泉
Original assignee: Shaoxing Shunfeng Polyurethane Co ltd
Current assignee: Shaoxing Shunfeng Polyurethane Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-11-30
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a movable scaffold, which comprises a scaffold body and a safety device arranged on the scaffold body, wherein the scaffold body comprises a pedal and stand columns arranged around the pedal, reinforcing rods are arranged between the stand columns at the left end and the right end, moving wheels are arranged at the lower ends of the stand columns, the left end and the right end of the scaffold body are respectively articulated with a support frame, locking components for locking the support frames are arranged on the stand columns, the safety device comprises a fixed fence and a movable fence, a motor for driving the movable fence to rotate is arranged at the lower part of the pedal, the motor drives the movable fence to rotate upwards so that the fixed fence and the movable fence surround the upper part of the periphery of the pedal, a support plate is arranged at one end of the stand column corresponding to the movable fence, the movable fence is abutted against the support plate when the movable fence rotates downwards to the vertical direction, a plurality of transverse shafts are arranged at the middle part of the movable fence, and the safety device is arranged to improve the safety of the movable scaffold, thereby ensuring the safety of the operator.

Description

Movable scaffold

Technical Field

The utility model relates to a technical field of scaffold frame, in particular to remove scaffold frame.

Background

With the continuous development of the polyurethane industry, more and more industries and enterprises use polyurethane, and operators need to spray the upper part of a wall body through a scaffold when spraying the wall body, and a Chinese patent application No. CN201922141532.8 discloses a steel structure movable scaffold which comprises a support frame and a hand and foot plate, wherein the support frame comprises four support columns, the hand and foot plate is fixedly arranged at the upper ends of the four support columns, and the end parts of the lower ends of the four support columns are provided with trundles; the two sides of the supporting frame are respectively provided with a foot supporting frame, the foot supporting frames are connected with two supporting columns on one side of the supporting frame, each foot supporting frame comprises a vertical frame and two foot supporting plates, the two groups of vertical frames are respectively and vertically fixed at the two ends of each foot supporting plate, and one ends of the two groups of vertical frames, which are far away from the foot supporting plates, are respectively hinged to the outer sides of the two supporting columns; the grudging post is equipped with first jack, the fixed locking means that is equipped with on the support column, and locking means includes the bolt, and the bolt can be pegged graft with first jack and cooperate, and the pin joint of foot strut is good at the pin joint of foot strut to the distance of the pin joint of the one end of stand keeping away from the pin joint to the distance of truckle minimum.

Because the operator need stand in the upper portion of moving scaffold when carrying out the spraying to the wall that exceeds, but above-mentioned moving scaffold does not set up installation device, and then the operator drops from moving scaffold easily, consequently needs design a section of higher moving scaffold of security performance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a remove scaffold frame through setting up safety device, has improved this remove scaffold frame's security to guarantee operator's safety.

The above technical purpose of the present invention can be achieved by the following technical solutions: a movable scaffold comprises a scaffold body and a safety device arranged on the scaffold body, the scaffold body comprises a pedal and upright posts arranged around the pedal, a reinforcing rod is arranged between the upright posts at the left end and the right end, the lower end of the upright post is provided with a movable wheel, the left end and the right end of the scaffold body are respectively hinged with a support frame, the upright post is provided with a locking component for locking the support frame, the safety device comprises a fixed fence and a movable fence, the lower part of the pedal is provided with a motor which drives the movable fence to rotate, the motor drives the movable fence to rotate upwards, the fixed fence and the movable fence are arranged around the upper part of the periphery of the pedal, the upright post is provided with a supporting plate corresponding to one end of the movable fence, the movable fence is abutted against the supporting plate when rotating downwards to the vertical plane, and the middle part of the movable fence is provided with a plurality of transverse shafts.

Further, the stand is equipped with the pivot corresponding to the one end of activity rail, the pivot is passed through the supporting seat and is rotated and install in the stand, activity rail fixed mounting in the pivot, be equipped with two sets of gear one in the pivot, the lower part of footboard is equipped with the L template, the transmission shaft is installed to L template internal rotation, be equipped with on the transmission shaft with the driven gear two of gear one meshing, the output of motor is connected the transmission shaft.

Further, the both ends of pivot are fixed mounting respectively and are had the cross section to be the hexagonal fixed block, be equipped with the biax cylinder on the L template, the output of biax cylinder is connected with respectively and is used for pressing from both sides the tong of fixed block.

Further, the fixed block is made of rubber materials.

Furthermore, the inner end of the clamping hand is guided to be slidably mounted on the L-shaped plate.

Further, the movable fence is provided with two groups of reinforcing strips, the reinforcing strips are fixedly installed on the rotating shaft, and supporting shafts abutted to the supporting plates are arranged at the bottoms of the reinforcing strips.

Furthermore, the two ends of the pedal are respectively provided with a positioning cylinder, the output end of the positioning cylinder is provided with a positioning shaft, the reinforcing strip is provided with a positioning block, and the positioning block is provided with a positioning hole matched with the positioning shaft.

Further, the locking subassembly includes threaded connection in the locking ware of stand, the inner of locking ware is the locating pin, the support frame is equipped with the jack, works as when the support frame rotates to perpendicular to ground, rotates the locking ware, so that the locating pin inserts in the jack.

Furthermore, the movable fences can be arranged in two groups and correspondingly arranged front and back.

To sum up, the utility model discloses following beneficial effect has:

a movable scaffold can be pushed to a set position according to needs, a support frame is rotated to be perpendicular to the ground, a locking device is rotated to enable a positioning pin to be inserted into a jack for positioning, and the movable scaffold is convenient to position through the arrangement; an operator can climb to the stepping plate through the cross shaft and abut against the supporting shaft through the supporting plate so as to prevent the rotating shaft from being broken; an operator can conveniently control the motor to drive the movable fence to rotate upwards and form a safe area around the fence pedal together with the fixed fence through the control assembly, meanwhile, the operator can drive the positioning cylinder and the double-shaft cylinder to act through the control assembly, the positioning cylinder drives the positioning shaft to be inserted into the positioning hole, the double-shaft cylinder clamps the fixed block, and the movable fence is prevented from rotating through the arrangement; when the safe area needs to be opened, the positioning cylinder and the double-shaft cylinder are reset through the control assembly, and the motor is controlled to rotate reversely to drive the movable fence to rotate downwards to the supporting shaft to abut against the supporting plate.

Drawings

Fig. 1 is a schematic structural view of the movable fence of the present invention in a lower position;

fig. 2 is a schematic structural view of the movable fence of the present invention in an upper position;

fig. 3 is a schematic view of the mounting structure of the gripper of the present invention;

fig. 4 is a schematic structural view of the locking device of the present invention;

fig. 5 is a cross-sectional view of the locking device of the present invention.

In the figure: 1. a scaffold body; 11. a pedal; 12. a column; 121. a lock; 122. positioning pins; 13. a reinforcing bar; 14. a moving wheel; 15. a support frame; 151. a jack; 2. a safety device; 21. fixing the fence; 22. a movable fence; 221. a horizontal axis; 23. a motor; 24. a support plate; 25. a rotating shaft; 251. a supporting seat; 252. a first gear; 253. a fixed block; 254. a reinforcing strip; 255. a support shaft; 26. an L-shaped plate; 261. a drive shaft; 262. a second gear; 263. a double-shaft cylinder; 264. clamping a hand; 27. positioning the air cylinder; 271. positioning the shaft; 272. positioning blocks; 273. positioning holes; 28. mounting a plate; 281. a guide groove; 282. a spring; 3. and a control component.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "back", "surface", "side", "inner", "around", and the like, indicate orientations or positional relationships, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

As shown in fig. 1-5, a movable scaffold comprises a scaffold body 1 and a safety device 2 disposed on the scaffold body 1, wherein the scaffold body 1 includes a pedal 11 and uprights 12 disposed around the pedal 11, a reinforcing rod 13 is disposed between the uprights 12 at the left and right ends, a movable wheel 14 is disposed at the lower end of the upright 12, the left and right ends of the scaffold body 1 are respectively hinged with a support frame 15, a locking assembly for locking the support frame 15 is disposed on the upright 12, the safety device 2 includes a fixed fence 21 and a movable fence 22, a motor 23 for driving the movable fence 22 to rotate is disposed at the lower portion of the pedal 11, the motor 23 drives the movable fence 22 to rotate upward, so that the fixed fence 21 and the movable fence 22 surround the pedal 11, and a support plate 24 is disposed at one end of the upright 12 corresponding to the movable fence 22, when the movable fence 22 rotates downwards to the vertical direction, the movable fence 22 abuts against the supporting plate 24, and a plurality of transverse shafts 221 are arranged in the middle of the movable fence 22.

Stand 12 is equipped with pivot 25 corresponding to the one end of activity rail 22, pivot 25 rotates through supporting seat 251 and installs in stand 12, activity rail 22 fixed mounting in pivot 25, be equipped with two sets of gear 252 on the pivot 25, the lower part of footboard 11 is equipped with L template 26, specifically, the lower part of footboard 11 is equipped with the mounting panel 28 that is used for installing L template 26, transmission shaft 261 is installed to the rotation of L template 26, be equipped with on the transmission shaft 261 and mesh driven gear two 262 with gear 252, the output of motor 23 is connected transmission shaft 261.

The both ends of pivot 25 fixed mounting respectively have the cross section to be hexagonal fixed block 253, be equipped with biax cylinder 263 on the L template 26, the output of biax cylinder 263 is connected with respectively and is used for pressing from both sides the tong 264 of fixed block 253.

The fixing block 253 is made of a rubber material.

The inner ends of the clamping hands 264 are slidably mounted on the L-shaped plate 26, specifically, the double-shaft cylinder 263 is fixedly mounted on the mounting plate 28, the mounting plate 28 is provided with a guide groove 281 for the guiding and sliding of the clamping hands 264, and the inner ends of the two clamping hands 264 are abutted with a spring 282.

The movable fence 22 is provided with two groups of reinforcing bars 254, the reinforcing bars 254 are fixedly arranged on the rotating shaft 25, and the bottom of the reinforcing bars 254 is provided with a supporting shaft 255 abutted against the supporting plate 24.

Two ends of the pedal 11 are respectively provided with a positioning cylinder 27, the output end of the positioning cylinder 27 is provided with a positioning shaft 271, the reinforcing bar 254 is provided with a positioning block 272, and the positioning block 272 is provided with a positioning hole 273 matched with the positioning shaft 271.

The locking assembly comprises a locking device 121 which is in threaded connection with the upright 12, the inner end of the locking device 121 is a positioning pin 122, the support frame 15 is provided with a jack 151, and when the support frame 15 rotates to be perpendicular to the ground, the locking device 121 is rotated, so that the positioning pin 122 is inserted into the jack 151.

The movable fence 22 can be provided with two groups and arranged correspondingly front and back as required, and the fixed fence 21 is provided with a control component 3 for controlling the motion of the motor 23, the positioning cylinder 27 and the double-shaft cylinder 263.

A movable scaffold can be pushed to a set position according to needs, a support frame 15 is rotated to be perpendicular to the ground, a locking device is rotated to enable a positioning pin 122 to be inserted into a jack 151 for positioning, and the movable scaffold is conveniently positioned through the arrangement; the operator can climb to the stepping plate through the horizontal shaft 221, and abut against the supporting shaft 255 through the supporting plate 24 to prevent the rotating shaft 25 from being broken; another convenience is that an operator can drive and drive the movable fence 22 to rotate upwards through the control component 3 and form a safe area around the fence pedal 11 with the fixed fence 21, and simultaneously, the operator can drive the positioning cylinder 27 and the double-shaft cylinder 263 to move through the control component 3, the positioning cylinder 27 drives the positioning shaft 271 to be inserted into the positioning hole 273, the double-shaft cylinder 263 clamps the fixing block 253, and through the arrangement, the movable fence 22 is prevented from rotating; when the safe area needs to be opened, the positioning cylinder 27 and the double-shaft cylinder 263 are reset through the control assembly 3, and the motor 23 is controlled to rotate reversely to drive the movable fence 22 to rotate downwards until the supporting shaft 255 abuts against the supporting plate 24.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. A mobile scaffold, its characterized in that: the scaffold comprises a scaffold body (1) and a safety device (2) arranged on the scaffold body (1), wherein the scaffold body (1) comprises a pedal (11) and upright posts (12) arranged around the pedal (11), a reinforcing rod (13) is arranged between the upright posts (12) at the left end and the right end, the lower ends of the upright posts (12) are provided with moving wheels (14), the left end and the right end of the scaffold body (1) are respectively hinged with a support frame (15), a locking assembly for locking the support frame (15) is arranged on the upright posts (12), the locking assembly comprises a locking device (121) in threaded connection with the upright posts (12), the inner end of the locking device (121) is a positioning pin (122), the support frame (15) is provided with a jack (151), when the support frame (15) rotates to be perpendicular to the ground, the locking device (121) is rotated so that the positioning pin (122) is inserted into the jack (151), safety device (2) are including fixed rail (21) and activity rail (22), the lower part of footboard (11) is equipped with the drive activity rail (22) pivoted motor (23), motor (23) drive activity rail (22) upwards rotate, so that fixed rail (21) and activity rail (22) are around the top all around of footboard (11), stand (12) are equipped with backup pad (24) corresponding to the one end of activity rail (22), and when activity rail (22) down transferred to vertical plane activity rail (22) butt backup pad (24), the middle part of activity rail (22) is equipped with a plurality of cross axles (221).

2. A mobile scaffold according to claim 1 wherein: stand (12) are equipped with pivot (25) corresponding to the one end of activity rail (22), pivot (25) are passed through supporting seat (251) and are rotated and install in stand (12), activity rail (22) fixed mounting in pivot (25), be equipped with two sets of gear (252) on pivot (25), the lower part of footboard (11) is equipped with L template (26), transmission shaft (261) are installed to L template (26) internal rotation, be equipped with on transmission shaft (261) with gear (252) meshing driven gear two (262), the output of motor (23) is connected transmission shaft (261).

3. A mobile scaffold according to claim 2 wherein: the two ends of the rotating shaft (25) are respectively and fixedly provided with a fixing block (253) with a hexagonal cross section, a double-shaft cylinder (263) is arranged on the L-shaped plate (26), and the output end of the double-shaft cylinder (263) is respectively connected with a clamping hand (264) used for clamping the fixing block (253).

4. A mobile scaffold according to claim 3 wherein: the fixing block (253) is made of rubber materials.

5. A mobile scaffold according to claim 3 wherein: the inner end of the clamping hand (264) is arranged on the L-shaped plate (26) in a guiding and sliding manner.

6. A mobile scaffold according to claim 2 wherein: the movable fence (22) is provided with two groups of reinforcing strips (254), the reinforcing strips (254) are fixedly mounted on the rotating shaft (25), and supporting shafts (255) abutted to the supporting plates (24) are arranged at the bottoms of the reinforcing strips (254).

7. A mobile scaffold according to claim 6 wherein: the two ends of the pedal (11) are respectively provided with a positioning cylinder (27), the output end of the positioning cylinder (27) is provided with a positioning shaft (271), the reinforcing strip (254) is provided with a positioning block (272), and the positioning block (272) is provided with a positioning hole (273) matched with the positioning shaft (271).

8. A mobile scaffold according to any of claims 1 to 7, wherein: the movable fences (22) can be arranged in two groups and are arranged in a front-back corresponding mode.