CN210105259U

CN210105259U - Movable scaffold

Info

Publication number: CN210105259U
Application number: CN201920238032.3U
Authority: CN
Inventors: 张明锋
Original assignee: Nanjing Jiahe Construction Engineering Co Ltd
Current assignee: Nanjing Jiahe Construction Engineering Co Ltd
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2020-02-21
Anticipated expiration: 2029-02-25

Abstract

The utility model relates to a portable scaffold frame uses in the scaffold frame field, and its technical scheme main points are: the climbing ladder comprises a base, a support frame fixed on the base and a climbing ladder connected to the side wall of the support frame, wherein first support rods are arranged at two ends of the support frame along the length direction, one ends of the two first support rods, which are far away from the base, are rotatably connected with first gears, mounting grooves corresponding to the first support rods are formed in two ends of the base, a driving motor is arranged in each mounting groove of the base, a second gear is connected to a motor shaft of the driving motor, the first gear and the second gear are connected through toothed belts, a storage plate is connected between the two toothed belts, a plurality of second support rods are arranged at two sides of the support frame along the length direction, and a support part for supporting the storage plate is arranged on each second support; a plurality of universal wheels which are butted against the bottom surface are arranged on the base; the advantages are that: the flexibility that the scaffold was adjusted has been improved.

Description

Movable scaffold

Technical Field

The utility model relates to a scaffold frame field especially relates to a portable scaffold frame.

Background

At present, in electromechanical pipeline installation projects in a plurality of buildings, a vehicle-mounted elevator or a manually pushed hydraulic scissor-type elevator is adopted to complete installation of a support hanger and installation of electromechanical pipelines, the support hanger is provided with holes and the installation positions are dense, and the vehicle-mounted elevator or the manually pushed hydraulic scissor-type elevator is not flexible enough to move, large in size and inconvenient to transport to other floors through a vertical transportation platform. The existing movable scaffold is simple in structure and single in function, only can provide an operating platform for workers, cannot meet material carrying requirements, needs manpower to transfer materials to the upper operating platform from the ground, is time-consuming and labor-consuming, and has a great number of potential safety hazards such as high falling and object striking.

Chinese patent No. CN206707231U discloses a movable scaffold, which comprises a frame, wherein the frame is provided with a plurality of layers of platens, the platens from the lowest penultimate layer to the uppermost layer are spliced by a plurality of strips arranged side by side, the strips are detachably connected together, and wheels are arranged below the frame. The utility model has the advantages that: simple manufacture, convenient to use can multi-functionally use, has improved work efficiency, has ensured production safety.

The scaffold frame of above-mentioned scheme the dismouting of being convenient for, simple structure, but its highly injects, and removes the injecing, climbs scaffold frame upper portion back when the staff, if discovery angle skew, needs to climb scaffold frame down, readjusts scaffold frame position, scrambles again, adjusts not nimble enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a portable scaffold frame, its advantage is: the flexibility that the scaffold was adjusted has been improved.

The above technical purpose of the present invention can be achieved by the following technical solutions: a movable scaffold comprises a base, a support frame fixed on the base and a climbing ladder connected to the side wall of the support frame, wherein first support rods are arranged at two ends of the support frame along the length direction, one ends of the two first support rods, far away from the base, are rotatably connected with first gears, mounting grooves corresponding to the first support rods are formed in two ends of the base, a driving motor is arranged in each mounting groove of the base, a second gear is connected to a motor shaft of the driving motor, the first gear and the second gear are connected through toothed belts, an object placing plate is connected between the two toothed belts and is in sliding connection with the support frame, a plurality of second support rods are arranged at two sides of the support frame along the length direction, and supporting pieces used for supporting the object placing plate are arranged on each second support rod; and the base is provided with a plurality of universal wheels which are abutted against the bottom surface.

By adopting the technical scheme, the driving motor is started to drive the second gear to rotate, so that the toothed belt drives the object placing plate to move up and down along the height direction of the supporting frame, the height of the object placing plate is automatically adjusted, and the supporting piece plays a role in supporting the object placing plate and limits the downward movement of the object placing plate; the universal wheel that sets up then makes the operator can promote scaffold frame free movement, and both cooperate jointly, have improved the flexibility that scaffold frame adjusted, have made things convenient for operator's carrying and transportation.

The utility model discloses further set up to: the support piece includes a plurality of spacing grooves of seting up on the second bracing piece and the limiting plate of sliding connection on each spacing groove cell wall, threaded connection has the screw rod of each spacing groove one-to-one on the second bracing piece lateral wall, the one end of screw rod is worn into the spacing inslot and is connected with the limiting plate rotation.

Through adopting above-mentioned technical scheme, the operator rotates the screw rod, and the drive limiting plate shifts out outside the spacing groove and contradicts with the bottom surface of putting the thing board, has played the supporting role to the thing board, has shared the power of dragging that the cingulum received, has still reduced simultaneously and has put the possibility that the thing board moved down.

The utility model discloses further set up to: the second supporting rod is provided with a groove below each limiting groove, a telescopic cylinder is rotatably connected to the wall of each groove, a reinforcing rod is slidably connected to the telescopic cylinder, a limiting screw with one end abutting against the reinforcing rod is in threaded connection with the telescopic cylinder, and a plurality of elastic protrusions are arranged on the side wall of the telescopic cylinder; when the reinforcing rod is abutted to the limiting plate, a limiting block for limiting the telescopic cylinder to rotate towards the direction away from the second supporting rod is arranged on the groove wall of the groove.

Through adopting above-mentioned technical scheme, when the limiting plate received decurrent load effect, the anchor strut had played the supporting role to limiting plate, had guaranteed the intensity of limiting plate with spacing groove cell wall junction, and a flexible section of thick bamboo and anchor strut do simultaneously rotate and put into the recess, and occupation space is little.

The utility model discloses further set up to: one end of the reinforcing rod is provided with a supporting plate.

Through adopting above-mentioned technical scheme, the backup pad has increased the area of contact of anchor strut with the limiting plate, has improved its stability to the limiting plate supports.

The utility model discloses further set up to: and a plurality of pinch rollers meshed with the toothed belts are arranged on one opposite side of each of the two first supporting rods.

Through adopting above-mentioned technical scheme, make the cingulum keep the tensioning through the pinch roller, reduced the possibility that cingulum and first gear or second gear drop.

The utility model discloses further set up to: the side wall of the object placing plate is provided with a plurality of rollers, and the inner wall of the support frame is provided with a guide groove for the rollers to move.

Through adopting above-mentioned technical scheme, when putting the thing board and reciprocating, the gyro wheel also rolls along the guide way, has reduced the resistance that receives when putting the thing board and remove, has improved the stationarity that puts the thing board and remove.

The utility model discloses further set up to: the base all is equipped with a plurality of adjusting sleeves along length direction's both sides, each equal threaded connection has the regulation post in the adjusting sleeve, the universal wheel is connected on adjusting the post.

Through adopting above-mentioned technical scheme, when need not remove the scaffold frame, the operator rotates the regulation post and makes the base support subaerial, has increased the stability of scaffold frame.

The utility model discloses further set up to: the base all is equipped with triangular gusset plate along length direction's both ends.

Through adopting above-mentioned technical scheme, reduced the possibility that the scaffold topples over through the gusset plate.

The utility model discloses further set up to: the support frame all rotates along length direction's both sides and is connected with the wind-up roll, two all twine the safety net on the wind-up roll, the support frame all is equipped with the couple at the both ends of wind-up roll.

Through adopting above-mentioned technical scheme, when a plurality of scaffolds used together, the operator released the safety net and hung on the couple of another scaffold for a plurality of scaffolds link together, both improved the stability that single scaffold supported, played safety protection's effect through the safety net again.

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

1. the object placing plate can be automatically lifted and adjusted, the scaffold can also move freely, the adjustment flexibility of the scaffold is improved, and the scaffold is convenient and rapid to carry and transport;

2. the limiting plate and the reinforcing plate support the limiting plate, so that the downward movement of the object placing plate is limited, and the stability of the object placing plate support is improved; the height of the universal wheel can be adjusted according to actual requirements, and the adjustment flexibility of the scaffold is further improved.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is an enlarged view at a in fig. 1.

Fig. 3 is an enlarged view at B in fig. 1.

Fig. 4 is a schematic structural diagram of the present embodiment for embodying the first gear and the second gear.

Fig. 5 is a schematic structural diagram for embodying the driving motor in the present embodiment.

Fig. 6 is an enlarged view at C in fig. 5.

Fig. 7 is a schematic structural diagram for embodying the supporting member in the present embodiment.

Fig. 8 is a schematic structural diagram for embodying the adjusting sleeve and the adjusting column in the present embodiment.

Fig. 9 is a schematic structural view of a wind-up roll and a hook according to the embodiment.

In the figure, 1, a base; 11. a support frame; 12. climbing a ladder; 13. a first support bar; 14. a first gear; 15. mounting grooves; 16. a drive motor; 161. a second gear; 17. a toothed belt; 171. a storage plate; 18. a second support bar; 19. a universal wheel; 2. a support member; 21. a limiting groove; 22. a limiting plate; 23. a screw; 3. a groove; 31. a telescopic cylinder; 32. a reinforcing rod; 33. a limit screw; 34. an elastic bulge; 35. a limiting block; 36. a support plate; 4. a pinch roller; 41. a roller; 42. a guide groove; 5. an adjusting sleeve; 51. an adjustment column; 52. a reinforcing plate; 53. a wind-up roll; 531. a safety net; 54. and (4) hanging hooks.

Detailed Description

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

Example (b): a movable scaffold is disclosed, as shown in fig. 1 and 4, and comprises a base 1, a supporting frame 11 fixed on the base 1, a climbing ladder 12 connected on the side wall of the supporting frame 11, and a storage plate 171, wherein both ends of the supporting frame 11 along the length direction are respectively provided with a vertical first supporting rod 13, two first supporting rods 13 are respectively located at both ends of the storage plate 171, the lower end of each first supporting rod 13 is connected to the base 1, both ends of the base 1 are respectively provided with a mounting groove 15 (as shown in fig. 2), the two mounting grooves 15 respectively correspond to the two first supporting rods 13, the base 1 is respectively provided with a driving motor 16 (as shown in fig. 2) in the two mounting grooves 15, the motor shafts of the two driving motors 16 are respectively connected with a second gear 161, one end of each first supporting rod 13 far away from the base 1 is rotatably connected with a first gear 14, the first gear 14 is connected with the second gear 161 through a toothed belt 17, the toothed belt 17, two ends of the object placing plate 171 are respectively connected with the two toothed belts 17, and each second support rod 18 is provided with a support member 2 for supporting the object placing plate 171; the base 1 is provided with a plurality of universal wheels 19 which are butted against the bottom surface.

As shown in fig. 4, the opposite sides of the two first support rods 13 are provided with a plurality of pinch rollers 4 engaged with the toothed belt 17, which is beneficial to keep the toothed belt 17 in tension.

As shown in fig. 5 and 7, the supporting member 2 includes a plurality of limiting grooves 21 formed in the second supporting rod 18, the plurality of limiting grooves 21 are equidistantly distributed along the height direction of the second supporting rod 18, each limiting groove 21 is provided with a limiting plate 22, the length of each limiting groove 21 is greater than that of each limiting plate 22, the moving direction of each limiting plate 22 is perpendicular to the height direction of the second supporting rod 18, the side wall of the second supporting rod 18 is provided with a screw 23 corresponding to each limiting groove 21 in a one-to-one manner, and one end of each screw 23 penetrates into the corresponding limiting groove 21 and is rotatably connected with the corresponding limiting plate 22.

As shown in fig. 1 and 7, the second support bar 18 is provided with a groove 3 below each limit groove 21, a telescopic cylinder 31 is rotatably connected to the wall of the groove 3, a reinforcing bar 32 is slidably connected to the telescopic cylinder 31, a support plate 36 is arranged at one end of the reinforcing bar 32 away from the telescopic cylinder 31, a limit screw 33 (shown in fig. 6) with one end abutting against the reinforcing bar 32 is threadedly connected to the telescopic cylinder 31, and a plurality of elastic protrusions 34 (shown in fig. 6) are further arranged on the side wall of the telescopic cylinder 31; when the limiting plate 22 is abutted against one side of the limiting groove 21 away from the base 1, the groove wall of the groove 3 is provided with a limiting block 35 for limiting the telescopic cylinder 31 to rotate towards the direction away from the second supporting rod 18, and at the moment, the supporting plate 36 is abutted against one side of the limiting plate 22 towards the base 1, so that the supporting effect on the limiting plate 22 is achieved; when the telescopic cylinder 31 rotates into the groove 3, the elastic protrusion 34 is in an elastic deformation state under the extrusion of the groove wall of the groove 3, so that the telescopic cylinder 31 is limited in the groove 3, and the occupied space of the telescopic cylinder 31 is saved.

The action process is as follows: when the height of the object placing plate 171 is adjusted, an operator starts the driving motor 16 to drive the second gear 161 to rotate, and the second gear 161 drives the first gear 14 to rotate through the toothed belt 17, so that the toothed belt 17 starts to transmit and drives the object placing plate 171 to move up and down; after the object placing plate 171 moves to a position above the limiting plate 22 corresponding to the preset height, the driving motor 16 is turned off, the screw 23 is rotated to drive the limiting plate 22 to move out of the limiting groove 21, at this time, the limiting plate 22 abuts against the bottom surface of the object placing plate 171, an operator rotates the telescopic cylinder 31 again to abut against the limiting block 35, then the reinforcing rod 32 is slid, and after the supporting plate 36 abuts against the bottom surface of the limiting plate 22, the limiting screw 33 is screwed to abut against the reinforcing rod 32, so that the reinforcing rod 32 is fixed; put thing board 171 both can deposit the goods and can carry on personnel and remove, through limiting plate 22 to the support and the restriction of putting thing board 171, improve and put the stability that thing board 171 bore, the gyro wheel 41 that sets up simultaneously then has made things convenient for the operator to promote scaffold frame and freely removes, both combine together to make the flexibility that scaffold frame adjusted increase, have satisfied the demand of scaffold frame to different work.

As shown in fig. 1 and 3, the side wall of the object placing plate 171 is provided with a plurality of rollers 41, the inner wall of the supporting frame 11 is provided with a guide groove 42 for the rollers 41 to move, the rollers 41 are abutted against the bottom of the guide groove 42, when the object placing plate 171 moves, the rollers 41 also roll along the bottom of the guide groove 42, which not only improves the moving stability of the object placing plate 171, but also reduces the resistance force applied to the object placing plate 171 during moving.

As shown in fig. 1 and 8, a plurality of adjusting sleeves 5 are respectively arranged on both sides of the base 1 along the length direction, an adjusting column 51 is connected to each adjusting sleeve 5 through a thread, a universal wheel 19 is connected to the adjusting column 51, and triangular reinforcing plates 52 are respectively arranged on both ends of the base 1 along the length direction; when adjusting post 51 and being in initial position, universal wheel 19 is contradicted with ground, and base 1 and ground separation are convenient for the operator and are adjusted the scaffold frame, and after scaffold frame position control ended, the operator rotated and is adjusted post 51, makes base 1 and gusset plate 52 support subaerial, does benefit to the stability and the security that increase the scaffold frame.

As shown in fig. 1 and 9, winding rollers 53 are rotatably connected to both sides of the support frame 11 along the length direction, a safety net 531 is wound around each of the two winding rollers 53, and hooks 54 are provided at both ends of the winding rollers 53 of the support frame 11. In actual work progress, when a plurality of scaffolds used together, a plurality of scaffolds were interval distribution side by side promptly, the operator can pull safety net 531 and hang it on the couple 54 of adjacent scaffold, couples together each scaffold in proper order, increases the stability when a scaffold, and safety net 531 between two liang of scaffolds forms safety protection area simultaneously, has played the interception of falling object and the guard action to personnel.

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. A movable scaffold is characterized in that: the climbing ladder comprises a base (1), a support frame (11) fixed on the base (1) and climbing ladders (12) connected to the side wall of the support frame (11), wherein first support rods (13) are arranged at two ends of the support frame (11) along the length direction, one end, far away from the base (1), of each first support rod (13) is rotatably connected with a first gear (14), mounting grooves (15) corresponding to the first support rods (13) are formed in two ends of the base (1), a driving motor (16) is arranged in each mounting groove (15) of the base (1), a second gear (161) is connected onto a motor shaft of the driving motor (16), the first gear (14) and the second gear (161) are connected through toothed belts (17), an object placing plate (171) is connected between the two toothed belts (17), a plurality of second support rods (18) are arranged on two sides of the support frame (11) along the length direction, each second support rod (18) is provided with a support piece (2) for supporting an object placing plate (171); the base (1) is provided with a plurality of universal wheels (19) which are abutted against the bottom surface.

2. The mobile scaffold of claim 1, wherein: support piece (2) include a plurality of spacing grooves (21) of seting up on second bracing piece (18) and limiting plate (22) of sliding connection on each spacing groove (21) cell wall, threaded connection has screw rod (23) of each spacing groove (21) one-to-one on second bracing piece (18) lateral wall, the one end of screw rod (23) is worn into in spacing groove (21) and is connected with limiting plate (22) rotation.

3. A mobile scaffold according to claim 2 wherein: the second support rod (18) is provided with a groove (3) below each limit groove (21), the wall of each groove (3) is rotatably connected with a telescopic cylinder (31), a reinforcing rod (32) is slidably connected in the telescopic cylinder (31), a limit screw (33) with one end abutting against the reinforcing rod (32) is in threaded connection with the telescopic cylinder (31), and a plurality of elastic bulges (34) are arranged on the side wall of the telescopic cylinder (31); when the reinforcing rod (32) is abutted against the limiting plate (22), a limiting block (35) used for limiting the telescopic cylinder (31) to rotate towards the direction away from the second supporting rod (18) is arranged on the groove wall of the groove (3).

4. A mobile scaffold according to claim 3 wherein: one end of the reinforcing rod (32) is provided with a supporting plate (36).

5. The mobile scaffold of claim 1, wherein: and a plurality of pinch rollers (4) meshed with the toothed belts (17) are arranged on one opposite side of each of the two first supporting rods (13).

6. The mobile scaffold of claim 5, wherein: the side wall of the storage plate (171) is provided with a plurality of rollers (41), and the inner wall of the support frame (11) is provided with a movable guide groove (42) for the rollers (41).

7. The mobile scaffold of claim 1, wherein: base (1) all is equipped with a plurality of adjusting collar (5) along length direction's both sides, each equal threaded connection has regulation post (51) in adjusting collar (5), universal wheel (19) are connected on regulation post (51).

8. The mobile scaffold of claim 7, wherein: triangular reinforcing plates (52) are arranged at two ends of the base (1) along the length direction.

9. The mobile scaffold of claim 1, wherein: support frame (11) all rotate along length direction's both sides and are connected with wind-up roll (53), two it has all twined safety net (531) on wind-up roll (53), support frame (11) all are equipped with couple (54) at the both ends of wind-up roll (53).