CN210685316U

CN210685316U - Scaffold frame for municipal works

Info

Publication number: CN210685316U
Application number: CN201921201099.6U
Authority: CN
Inventors: 徐芳明; 庄伟镇; 庄达升; 王色洪
Original assignee: Guangdong Changhai Construction Engineering Co Ltd
Current assignee: Guangdong Changhai Construction Engineering Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-06-05
Anticipated expiration: 2029-07-26

Abstract

The utility model belongs to the technical field of construction facilities, especially, relate to a scaffold frame for municipal works, the on-line screen storage device comprises a base, fixed connection is at the heel post on the base, fixed connection is at the heel post and is kept away from the bearing plate of base one end and sets up the universal wheel on the base, be provided with vertical slider in the spout length direction intermediate position in the vertical direction, articulated connecting rod device on vertical slider side both ends, connecting rod device is articulated with the universal wheel, be provided with the gangbar between the vertical slider in the spout of both sides, it has the linkage groove that supplies the vertical removal of gangbar to open in the base, gangbar intermediate position fixedly connected with interlock piece, threaded through-hole is opened to the vertical direction of interlock piece, threaded through-hole threaded connection has the lead screw, the lead. The utility model discloses have the effect that the universal wheel can retract into in the base.

Description

Scaffold frame for municipal works

Technical Field

The utility model belongs to the technical field of the technique of construction facilities and specifically relates to a scaffold frame for municipal works is related to.

Background

The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out, and is divided into an outer scaffold and an inner scaffold according to the erected position; the scaffold can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials; the scaffold is divided into a vertical rod type scaffold, a bridge type scaffold, a door type scaffold, a suspension type scaffold, a hanging type scaffold, a lifting type scaffold and a climbing type scaffold according to the structural form.

The existing scaffold generally utilizes the universal wheel with a brake to slide, the scaffold is moved to a working position through the universal wheel, then the wheels are locked, the wheels cannot continue to roll, and the scaffold cannot continue to move.

The above prior art solutions have the following drawbacks: when the wheels are locked and shake greatly, the wheels can still slide relative to the ground although the wheels cannot roll; when the brake breaks down, the wheel can't be fixed, and the scaffold frame can continue to remove, and operating personnel can not be steady on the foot rest, and the operating personnel on the scaffold frame just can the safety problem appear.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a scaffold frame is used in municipal administration that the universal wheel can be retrieved to in the base.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a scaffold frame for municipal works, includes the base, the heel post of fixed connection on the base, the bearing plate of base one end and the universal wheel of setting on the base are kept away from to fixed connection at the heel post, its characterized in that: the universal wheel includes articulated piece, fixed block and rotation wheel, open along base length direction base bottom both sides has the spout, articulated piece articulates in the spout, fixed block fixed connection be in articulated piece keeps away from the one end of pin joint, on the fixed block with the rotation wheel is articulated, be provided with vertical slider in the spout length direction intermediate position on the vertical direction, it has first interlock pole to articulate on the vertical slider side both ends, and the position that vertical slider side is close to both ends articulates there is first interlock pole, the one end that vertical slider was kept away from to first interlock pole articulates there is horizontal slider, set up the lug in the spout, horizontal sliding tray has been seted up to the lug higher authority level, horizontal sliding tray with horizontal slider sliding connection, horizontal slider keeps away from the one end of first interlock pole articulates there is the second interlock pole, horizontal slider with the pin joint of second interlock pole is less than in the vertical direction articulated piece with the articulated piece with horizontal slider sliding tray The hinge joint of spout, one side that horizontal slider was kept away from to the second interlock pole with the hinge block is kept away from one side of hinge joint and is articulated, both sides in the spout be provided with the gangbar between the vertical slider, it has the confession to open in the base the linkage groove of gangbar vertical movement, the gangbar intermediate position fixedly connected with interlock piece, the vertical direction of interlock piece is opened there is the screw thread through-hole, screw thread through-hole threaded connection has the lead screw, the lead screw passes the screw thread through-hole and is connected with the base rotation.

Through adopting above-mentioned technical scheme, when the scaffold frame passes through the universal wheel and removes to operating position, rotate the lead screw, the lead screw drives linkage piece downstream, the linkage piece drives the gangbar downstream, thereby drive vertical sliding block downstream, vertical sliding block drives the second carriage release lever and rotates, it slides to drive horizontal sliding block, thereby drive first gangbar and rotate, and then drive the universal wheel and rotate, make the universal wheel advance in the spout, through packing up the universal wheel, make base and ground direct butt, the unsafe condition that appears when the favourable relative ground slip of universal wheel and universal wheel brake block became invalid of reducing, when needing to remove the scaffold frame, the counter-rotating lead screw, the universal wheel comes out from the inslot rotation, alright remove the scaffold frame, and convenient operation.

The utility model discloses further set up to: the horizontal sliding groove is a dovetail groove, and a dovetail block matched with the dovetail groove is arranged on the horizontal sliding block.

By adopting the technical scheme, the dovetail groove plays a role in guiding and limiting through the arrangement of the dovetail groove, and the horizontal sliding block is high and stable in movement precision when moving on the convex block.

The utility model discloses further set up to: the screw rod penetrates through the threaded through hole and extends into one end of the base, a limiting block is arranged at one end of the screw rod, and a limiting groove matched with the limiting block is formed in the base.

Through adopting above-mentioned technical scheme, the lead screw passes through the stopper card at the spacing inslot, makes the lead screw receive the axial spacing when rotating, and this kind of setting simple structure, convenient operation.

The utility model discloses further set up to: and a rotating handle is arranged at one end of the screw rod, which extends out of the base.

Through adopting above-mentioned technical scheme, through setting up twist grip for operating personnel rotates the lead screw more easily.

The utility model discloses further set up to: the fixed block is hinged with a brake pad.

Through adopting above-mentioned technical scheme, the universal wheel chooses for use to stop the universal wheel for the area, has the brake block on the tight pulley promptly, when the scaffold frame needs interim stagnation occasionally, utilizes the brake block to make the scaffold frame stop in situ, need not to pack up the universal wheel, and is easy and simple to handle.

The utility model discloses further set up to: be provided with material lifter plate and the material elevating gear that drives material lifter plate and remove on the bearing plate, it has square through hole to open on the bearing plate, material elevating gear including set up in the support at square through hole both ends, rotate connect in axis of rotation on the support, fixed connection be in epaxial pulley of rotation and twine in rope on the pulley, rope one end with material lifter plate fixed connection.

Through adopting above-mentioned technical scheme, when operating personnel in the bearing plate operation, when needing subaerial material or instrument, through material lifter plate with material or instrument transportation on the bearing plate, operating personnel need not to climb up and climb down, save time, convenient operation.

The utility model discloses further set up to: the support is provided with a support through hole, a plurality of pulley through holes matched with the support through hole are formed in the circumferential direction of the end face of the pulley, and the support is provided with a bolt penetrating through the support through hole and the pulley through hole.

Through adopting above-mentioned technical scheme, through setting up support through-hole and pulley through-hole, when the material lifter plate need not to use or material transport accomplishes, run through support through-hole and pulley through-hole through the bolt and make the pulley fixed, bolt simple structure, convenient operation.

The utility model discloses further set up to: and an upward convex enclosing plate is arranged at the circumferential edge of the upper end surface of the material lifting plate.

Through adopting above-mentioned technical scheme, through setting up the bounding wall, material or instrument are difficult to drop from the material lifter plate in the transportation.

The utility model discloses further set up to: one end of the rotating shaft is connected with a rotating disc with a handle.

Through adopting above-mentioned technical scheme, through setting up the rotating disc for operating personnel rotates the axis of rotation more easily.

The utility model discloses further set up to: a stair is arranged on one side face of the bearing plate, and a safety fence is arranged on the side face, without the stair, of the bearing plate.

By adopting the technical scheme, the stair is arranged to facilitate the upper bearing plate and the lower bearing plate of the operator, the complete fence is favorable for protecting the safety of the operator, and the occurrence of safety accidents is reduced.

To sum up, the utility model discloses a beneficial technological effect does:

1. by adopting the technical scheme, when the scaffold is moved to a working position through the universal wheels, the screw rod is rotated, the screw rod drives the linkage block to move downwards, the linkage block drives the linkage rod to move downwards, so that the vertical sliding block is driven to move downwards, the vertical sliding block drives the second moving rod to rotate, the horizontal sliding block is driven to slide, so that the first linkage rod is driven to rotate, and further the universal wheels are driven to rotate, so that the universal wheels are rotated into the sliding grooves, the base is directly abutted to the ground by retracting the universal wheels, the sliding of the universal wheels relative to the ground and unsafe conditions occurring when the brake pads of the universal wheels fail are favorably reduced, when the scaffold needs to be moved, the screw rod is rotated reversely, the universal wheels rotate out of the grooves, so that the scaffold can;

2. when an operator works on the bearing plate and needs materials or tools on the ground, the materials or the tools are transported on the bearing plate through the material lifting plate, the operator does not need to climb up and down, the time is saved, and the operation is convenient;

3. the stair is arranged to facilitate the upper bearing plate and the lower bearing plate of an operator, the complete fence is beneficial to protecting the safety of the operator, and safety accidents are reduced.

Drawings

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

fig. 2 is a cross-sectional view of a base in the present invention;

fig. 3 is a schematic diagram of the structure of the material lifting device and the material lifting plate of the present invention.

In the figure, 1, a base; 2. a bearing plate; 3. a load-bearing column; 11. a universal wheel; 12. a chute; 13. a vertical slide block; 14. a first linkage rod; 15. a horizontal slider; 16. a second linkage rod; 17. a linkage rod; 18. a screw rod; 21. a material lifting plate; 22. a material lifting device; 23. a security fence; 24. a staircase; 111. a hinged block; 112. a fixed block; 113. a rotating wheel; 114. a brake pad; 121. a limiting plate; 122. a bump; 171. a linkage block; 172. a linkage groove; 181. a limiting block; 182. a limiting groove; 183. rotating the handle; 211. wrapping the plate; 221. a support; 222. a rotating shaft; 223. a pulley; 224. a rope; 225. rotating the disc; 1221. a horizontal sliding groove; 2211. a bracket through hole; 2212. a bolt; 2221. the pulley through hole.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a scaffold frame for municipal works, including base 1, fixed connection is at the heel post 3 on base 1, and fixed connection is provided with material lifter plate 21 and drives the material elevating gear 22 that material lifter plate 21 removed at heel post 3 keep away from the heel plate 2 of 1 one end of base and articulate universal wheel 11 on base 1 on the heel post 3, fixedly connected with stair 24 on a side of heel plate 2, fixedly connected with security fence 23 on the side that does not have stair 24 on heel plate 2.

Referring to fig. 2, the universal wheel 11 includes a hinge block 111, a fixed block 112, a rotating wheel 113 and a brake pad 114, sliding grooves 12 are formed in two sides of the bottom of the base 1 along the length direction of the base 1, the hinge block 111 is hinged in the sliding grooves 12, the fixed block 112 is fixedly connected to one end of the hinge block 111 far away from a hinge point, and the fixed block 112 is hinged to the rotating wheel 113 and the brake pad 114. Vertical slider 13 is arranged in the length direction middle position of sliding groove 12 in the vertical direction, limiting plate 121 is abutted to two ends of vertical slider 13, first linkage rod 14 is hinged to two ends of the side surface of vertical slider 13, first linkage rod 14 is hinged to the position of the side surface of vertical slider 13 close to the two ends, one end of first linkage rod 14 far away from vertical slider 13 is hinged to horizontal slider 15, lug 122 is fixedly connected in sliding groove 12, upper horizontal sliding groove 1221 is formed in lug 122 in the horizontal direction, horizontal sliding groove 1221 is connected with horizontal slider 15 in a sliding mode, one end of horizontal slider 15 far away from first linkage rod 14 is hinged to second linkage rod 16, the hinged point of horizontal slider 15 and second linkage rod 16 is lower than the hinged point of hinged block 111 and sliding groove 12 in the vertical direction, one side of second linkage rod 16 far away from horizontal slider 15 is hinged to one side of hinged block 111 far away from the hinged point. Fixedly connected with gangbar 17 between the vertical slider 13 in the both sides spout 12, it has the linkage groove 172 that supplies gangbar 17 vertical movement to open in the base 1, and gangbar 17 intermediate position fixedly connected with linkage block 171, the vertical direction of linkage block 171 is opened threaded through-hole, and threaded through-hole threaded connection has lead screw 18, and the lead screw 18 passes the one end that the threaded through-hole stretches into base 1 and is provided with stopper 181, and base 1 is last to open have with stopper 181 complex spacing groove 182, and lead screw 18 stretches out one of base 1 is served and is provided with turning handle 183.

Referring to fig. 3, a square through hole is formed in the bearing plate 2, the material lifting device 22 includes a support 221 fixedly connected to two ends of the square through hole, a rotating shaft 222 rotatably connected to the support 221, a pulley 223 fixedly connected to the rotating shaft 222 and a rope 224 wound on the pulley 223, a rotating disc 225 with a handle and fixedly connected to one end of the rotating shaft 222, one end of the rope 224 is fixedly connected to the material lifting plate 21, and an upwardly convex surrounding plate 211 is disposed on a circumferential edge of an end surface of the material lifting plate 21 connected to the rope 224. The bracket 221 is provided with a pulley through hole 2211, the end surface of the pulley 223 is circumferentially provided with a plurality of pulley through holes 2221 which can be matched with the pulley through holes 2211, and the bracket 221 is provided with a bolt 2212 which penetrates through the pulley through hole 2211 and the pulley through hole 2221.

The implementation principle of the embodiment is as follows:

when the scaffold moves to the working position through the universal wheel 11, the screw rod 18 is rotated, the screw rod 18 drives the linkage block 171 to move downwards, the linkage block 171 drives the linkage rod 17 to move downwards, so as to drive the vertical sliding block to move downwards, the vertical sliding block drives the first linkage rod 14 to rotate, the horizontal sliding block is driven to slide, so as to drive the second linkage rod 16 to rotate, and further the universal wheel 11 is driven to rotate, so that the universal wheel 11 rotates into the chute 12, the universal wheel 11 is folded, so that the base 1 is directly abutted to the ground, when the scaffold needs to be moved, the screw rod 18 rotates reversely, the universal wheel 11 rotates out of the chute, and the scaffold can be moved, and by means of the arrangement, the unsafe condition that occurs when the universal wheel 11 slides relative to the ground and the brake pad 114 of the universal wheel 11 fails.

When operating personnel is in the operation of bearing plate 2, when needing subaerial material or instrument, extract the bolt, rotatory rotating disc 225 falls material lifter plate 21, puts material or instrument on material lifter plate 21, then the antiport rotates disc 225, material lifter plate 21 rises, material or instrument pass through material lifter plate 21 transport to bearing plate 2 on, insert bolt 2212 again, make pulley 223 fixed, operating personnel need not to climb up and climb down, time saving, convenient operation.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a scaffold frame for municipal works, includes base (1), bearing post (3) of fixed connection on base (1), fixed connection is kept away from bearing plate (2) and universal wheel (11) of setting on base (1) of base (1) one end in bearing post (3), its characterized in that: the universal wheel (11) comprises a hinged block (111), a fixed block (112) and a rotating wheel (113), sliding grooves (12) are formed in two sides of the bottom of the base (1) along the length direction of the base (1), the hinged block (111) is hinged in the sliding grooves (12), the fixed block (112) is fixedly connected to one end, away from the hinged point, of the hinged block (111), the fixed block (112) is hinged to the rotating wheel (113), a vertical sliding block (13) is arranged in the middle position of the length direction of the sliding grooves (12) in the vertical direction, limiting plates (121) are arranged at two ends of the vertical sliding block (13), a first connecting rod (14) is hinged to two ends of the side of the vertical sliding block (13), a first connecting rod (14) is hinged to the position, close to the two ends, of the side of the vertical sliding block (13) is hinged to a horizontal sliding block (15), the first connecting rod (, a convex block (122) is arranged in the sliding groove (12), an upper horizontal sliding groove (1221) is horizontally formed in the convex block (122), the horizontal sliding groove (1221) is connected with the horizontal sliding block (15) in a sliding manner, one end, far away from the first linkage rod (14), of the horizontal sliding block (15) is hinged to a second linkage rod (16), the hinged point of the horizontal sliding block (15) and the second linkage rod (16) is lower than the hinged point of the hinged block (111) and the sliding groove (12) in the vertical direction, one side, far away from the horizontal sliding block (15), of the second linkage rod (16) is hinged to one side, far away from the hinged point, of the hinged block (111), a linkage rod (17) is arranged between the vertical sliding blocks (13) in the sliding grooves (12) on two sides, and a linkage groove (172) for the linkage rod (17) to vertically move is formed in the base (1), the linkage rod (17) is fixedly connected with a linkage block (171) in the middle, a threaded through hole is formed in the linkage block (171) in the vertical direction, the threaded through hole is connected with a screw rod (18) in a threaded mode, and the screw rod (18) penetrates through the threaded through hole to be rotatably connected with the base (1).

2. The scaffold for municipal engineering according to claim 1, wherein: the horizontal sliding groove (1221) is arranged to be a dovetail groove, and a dovetail block matched with the dovetail groove is arranged on the horizontal sliding block (15).

3. The scaffold for municipal engineering according to claim 1, wherein: the screw rod (18) penetrates through the threaded through hole and extends into one end of the base (1) to be provided with a limiting block (181), and a limiting groove (182) matched with the limiting block (181) is formed in the base (1).

4. The scaffold for municipal engineering according to claim 1, wherein: and a rotating handle (183) is arranged at one end of the screw rod (18) extending out of the base (1).

5. The scaffold for municipal engineering according to claim 1, wherein: the fixed block (112) is hinged with a brake block (114).

6. The scaffold for municipal engineering according to claim 1, wherein: be provided with material lifter plate (21) and drive material lifter (22) that material lifter plate (21) removed on bearing plate (2), it has square through hole to open on bearing plate (2), material lifter (22) including set up in support (221), the rotation at square through hole both ends connect in axis of rotation (222) on support (221), fixed connection be in pulley (223) on axis of rotation (222) and twine in rope (224) on pulley (223), rope (224) one end with material lifter plate (21) fixed connection.

7. The scaffold for municipal engineering according to claim 6, wherein: the pulley support is characterized in that a support through hole (2211) is formed in the support (221), a plurality of pulley through holes (2221) matched with the support through hole (2211) are formed in the circumferential direction of the end face of the pulley (223), and a bolt (2212) penetrating through the support through hole (2211) and the pulley through hole (2221) is arranged on the support (221).

8. The scaffold for municipal engineering according to claim 6, wherein: the circumferential edge of the upper end face of the material lifting plate (21) is provided with an upward convex enclosing plate (211).

9. The scaffold for municipal engineering according to claim 6, wherein: one end of the rotating shaft (222) is connected with a rotating disc (225) with a handle.

10. The scaffold for municipal engineering according to any one of claims 1 to 9, wherein: a stair (24) is arranged on one side face of the bearing plate (2), and a safety fence (23) is arranged on the side face, without the stair (24), of the bearing plate (2).