CN113323366B

CN113323366B - Attached lifting scaffold

Info

Publication number: CN113323366B
Application number: CN202110674173.1A
Authority: CN
Inventors: 陆骏
Original assignee: Guangxi Boqiang Construction Technology Co ltd
Current assignee: Guangxi Boqiang Construction Technology Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-10-28
Anticipated expiration: 2041-06-17
Also published as: CN113323366A

Abstract

The invention relates to the technical field of scaffolds, in particular to an attached lifting scaffold, which aims at solving the problem that the internal activity space of the attached lifting scaffold in the prior art can not be adjusted, and provides the following scheme, comprising the following steps: the frame body frame comprises a bottom plate, two first stand columns and two second stand columns, wherein the two first stand columns and the two second stand columns are fixed at the top of the bottom plate; and the adjusting mechanism is positioned on the inner side of the frame body frame. The scaffold is reasonable in structure, stable in structure, simple in operation, convenient to assemble, and capable of conveniently adjusting the size of the moving space in the scaffold after assembly, further meeting the construction requirements, and being easy to popularize and use.

Description

Attached lifting scaffold

Technical Field

The invention relates to the field of scaffolds, in particular to an attached lifting scaffold.

Background

The attached lifting scaffold equipment is a novel scaffold technology which is rapidly developed at the beginning of the century, has important influence on the progress of construction technology in China, changes high-altitude operation into low-altitude operation, changes suspended operation into internal operation of a frame body, and has the characteristics of obvious low carbon property, high-tech content, economy, safety, convenience and the like.

But the attached lifting scaffold among the prior art, its inside activity space's size is fixed, and the regulation of unable way is made, and this makes the workman in the in-process of operation, when meetting the great building material of needs transport or construction machinery, inconvenient that will compare, for this reason, this scheme has proposed attached lifting scaffold.

Disclosure of Invention

The attached lifting scaffold provided by the invention solves the problem that the movable space in the attached lifting scaffold in the prior art cannot be adjusted.

In order to achieve the purpose, the invention adopts the following technical scheme:

attached lifting scaffold, include:

the frame body frame comprises a bottom plate, two first stand columns and two second stand columns, the two first stand columns and the two second stand columns are fixed to the top of the bottom plate, cross rods are arranged between the two first stand columns and between the two second stand columns, telescopic rod pieces are arranged between the first stand columns and the second stand columns and comprise threaded columns and connecting pipes in threaded connection with the two ends of the threaded columns, and driven bevel gears are sleeved outside the threaded columns;

the adjusting mechanism is positioned on the inner side of the frame body frame and comprises a lifting plate, two fixing columns rotatably connected to the top of the lifting plate and two driving bevel gears arranged on the lifting plate, and the fixing columns are in transmission connection with the driving bevel gears;

the lifting mechanism is arranged on the first upright post and used for driving the lifting plate to lift;

the protection mechanism comprises a protection frame arranged on the two first stand columns and a protection net covering the protection frame;

when the lifting plate ascends, the driving bevel gear is meshed with the driven bevel gear, and when the lifting plate descends, the driving bevel gear is separated from the driven bevel gear.

Preferably, elevating system includes the mounting panel, fixes two connecting rods in mounting panel one side and installs a plurality of pneumatic cylinders at the mounting panel top, and the other end of two connecting rods passes through the fix with screw with the outer wall of two first stands respectively, the extension end of pneumatic cylinder and the bottom rigid coupling of lifter plate.

Preferably, a fixed sleeve is fixed at the top of the fixed column, a driving gear is sleeved outside the fixed column, the driving bevel gear is rotatably connected to the top of the lifting plate through a transmission column, and a driven gear meshed with the driving gear is sleeved outside the transmission column.

Preferably, the positioning disc has all been cup jointed to the outside of first stand and second stand, a plurality of locating holes have been seted up to the equidistance on the positioning disc, one side of protective frame is fixed with a plurality of first connectors, and the one end of connecting pipe is fixed with the second connector, the both ends of horizontal pole all are fixed with the third connector, first connector, second connector and third connector all centre gripping in the upper and lower both sides of positioning disc, just pass through the bolt fastening between first connector, second connector and the third connector all and the positioning disc.

Preferably, two motors are installed at the bottom of the lifting plate, and one ends of output shafts of the two motors are in transmission connection with the bottoms of the two fixing columns respectively.

Preferably, two install stop gear between the flexible member, stop gear is including the installation pole, install at the spacing frame at installation pole both ends and install the flexible post at installation pole both ends through the elastic component, the other end of two flexible posts respectively with through the fix with screw between two horizontal poles, one side that two spacing frames kept away from each other all is fixed with a plurality of latches, all seted up a plurality of and the identical draw-in grooves of latch on the relative one side outer wall of connecting pipe in two flexible members, the top of lifter plate is fixed with two regulating plates, and the regulating plate is corresponding with spacing frame.

Preferably, two install stop gear between the flexible member, stop gear is including the installation pole, install at the spacing frame at installation pole both ends and install the flexible post in installation pole both sides through the elastic component, the other end of two flexible posts respectively with through the fix with screw between two horizontal poles, one side that two spacing frames kept away from each other all is fixed with a plurality of latches, all seted up a plurality of and the identical draw-in grooves of latch on the relative one side outer wall of connecting pipe in two flexible members, the top of lifter plate is fixed with two regulating plates, and the regulating plate is corresponding with spacing frame.

Preferably, the elastic component is including fixing the elastic block on spacing frame outer wall and seting up the buffering hole in installation pole one end, the other end of elastic block extends to inside the buffering hole, and the elastic block is located and is fixed together through the spring between the inside one end of buffering hole and the buffering hole.

The invention has the beneficial effects that:

1. through the cooperation between first stand, second stand, bottom plate, positioning disk, first connector, second connector, third connection, horizontal pole and the flexible member, made things convenient for the equipment between support body frame and the protector.

2. Through the cooperation between elevating system and the adjustment mechanism, can be convenient adjust flexible member to can adjust the distance between first stand and the second stand, thereby reach the purpose of adjusting scaffold frame inside activity space size.

3. Through stop gear's setting, can conveniently pin flexible member to avoid flexible member length to change at will, and through the setting of regulating plate, then the in-process that the lifter plate rises is convenient for the card tooth among the stop gear removes the outside of draw-in groove and comes, thereby makes before adjusting flexible member to separate stop gear with flexible member.

The scaffold is reasonable in structure, stable in structure, simple in operation, convenient to assemble, and capable of conveniently adjusting the size of the moving space in the scaffold after assembly, further meeting the construction requirements, and being easy to popularize and use.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of fig. 2 at B.

Fig. 5 is a left side view of the adjustment mechanism.

Fig. 6 is a left side sectional view of the position restricting frame.

Fig. 7 is a schematic view of a plurality of adjustment mechanisms assembled together.

The reference numbers in the figures: the device comprises a base plate 1, a first upright post 2, a protection frame 3, a second upright post 4, a connecting pipe 5, a driving gear 6, a lifting plate 7, a hydraulic cylinder 8, a positioning disc 9, a connecting rod 10, a mounting plate 11, a motor 12, a first connecting head 13, a second connecting head 14, a fixed column 15, a fixed sleeve 16, a cross rod 17, a limiting frame 18, a third connecting head 19, a mounting rod 20, a telescopic column 21, a driven gear 22, a driven bevel gear 23, a threaded column 24, a clamping tooth 25, a clamping groove 26, an elastic block 27, a buffer hole 28, a driving bevel gear 29, a transmission column 30 and an adjusting plate 31.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 7, an attached lifting scaffold, comprising:

the frame body frame comprises a bottom plate 1, two first upright posts 2 and two second upright posts 4 which are fixed at the top of the bottom plate 1, cross rods 17 are respectively arranged between the two first upright posts 2 and between the two second upright posts 4, a telescopic rod piece is arranged between the first upright posts 2 and the second upright posts 4, the telescopic rod piece comprises a threaded post 24 and connecting pipes 5 which are in threaded connection with the two ends of the threaded post 24, driven bevel gears 23 are sleeved outside the threaded post 24, a protection mechanism comprises a protection frame 3 arranged on the two first upright posts 2 and a protection net covering the protection frame 3, positioning plates 9 are sleeved outside the first upright posts 2 and the second upright posts 4, a plurality of positioning holes are formed in the positioning plates 9 at equal intervals, a plurality of first connectors 13 are fixed on one side of the protective frame 3, a second connector 14 is fixed at one end of the connecting pipe 5, third connectors 19 are fixed at two ends of the cross rod 17, the first connectors 13, the second connectors 14 and the third connectors 19 are clamped on the upper side and the lower side of the positioning disc 9, the first connectors 13, the second connectors 14 and the third connectors 19 are fixed with the positioning disc 9 through bolts, the first upright post 2, the second upright post 4, the protective device, the cross rod 17 and the telescopic rod piece can be conveniently assembled through the positioning disc 9, the first connectors 13, the second connectors 14 and the third connectors 19, and the telescopic rod piece is conveniently used for adjusting the distance between the first upright post 2 and the second upright post 4;

the adjusting mechanism is positioned on the inner side of the frame body, the adjusting mechanism comprises a lifting plate 7, two fixing columns 15 rotatably connected to the top of the lifting plate 7 and two driving bevel gears 29 mounted on the lifting plate 7, the fixing columns 15 are in transmission connection with the driving bevel gears 29, fixing sleeves 16 are fixed to the tops of the fixing columns 15, bolt holes are formed in the fixing sleeves 16, driving gears 6 are sleeved outside the fixing columns 15, the driving bevel gears 29 are rotatably connected to the tops of the lifting plate 7 through transmission columns 30, driven gears 22 meshed with the driving gears 6 are sleeved outside the transmission columns 30, when a plurality of layers of telescopic rod pieces are mounted between a first upright column 1 and a second upright column 2, a plurality of adjusting mechanisms are required to be used in a matched mode, the fixing sleeves 16 are arranged, so that when a plurality of adjusting mechanisms are required to be used, the bottoms of the fixing columns 15 in the adjusting mechanism on the previous layer are inserted into the fixing sleeves 16 of the adjusting mechanism on the next layer, then bolts penetrate through the bolt holes to fix the fixing columns 15 and the fixing sleeves 16 together, therefore, two adjacent adjusting mechanisms are mounted together, at this time, the adjusting mechanism on the bottommost of the adjusting columns can adjust the lengths of the fixing columns 15, and the fixing columns can be driven by the driving bevel gears 15 when the driving bevel gears 15 to rotate, and the adjusting mechanisms are driven by the driving bevel gears 24 of the driving bevel gears;

two motors 12 are installed at the bottom of the lifting plate 7, one ends of output shafts of the two motors 12 are respectively in transmission connection with the bottoms of the two fixing columns 15, and the fixing columns 15 can be driven to rotate by the driving of the motors 12;

the lifting mechanism is arranged on the first upright posts 2 and used for driving the lifting plate 7 to lift, the lifting mechanism comprises a mounting plate 11, two connecting rods 10 fixed on one side of the mounting plate 11 and a plurality of hydraulic cylinders 8 arranged at the top of the mounting plate 11, the other ends of the two connecting rods 10 are respectively fixed with the outer walls of the two first upright posts 2 through screws, the extension ends of the hydraulic cylinders 8 are fixedly connected with the bottom of the lifting plate 7, and the lifting mechanism is driven to lift through the extension and contraction of the hydraulic cylinders 8, wherein when the lifting plate 7 lifts, the driving bevel gear 29 is meshed with the driven bevel gear 23, and when the lifting plate 7 descends, the driving bevel gear 29 is separated from the driven bevel gear 23;

a limiting mechanism is arranged between the two telescopic rod pieces, the limiting mechanism comprises an installation rod 20, limiting frames 18 which are arranged at two ends of the installation rod 20 through elastic pieces and telescopic columns 21 which are arranged at two sides of the installation rod 20, the other ends of the two telescopic columns 21 are respectively fixed with the two cross rods 17 through screws, a plurality of clamping teeth 25 are fixed at one sides of the two limiting frames 18 which are far away from each other, a plurality of clamping grooves 26 which are inosculated with the clamping teeth 25 are arranged on the outer wall of one side of the two telescopic rod pieces opposite to the connecting pipe 5, two adjusting plates 31 are fixed at the top of the lifting plate 7, the adjusting plates 31 correspond to the limiting frames 18, the tops of the adjusting plates 31 are of right-angled triangle structures, when the adjusting plates 31 enter the limiting frames 18, the clamping teeth 25 exit from the clamping grooves 26, when the adjusting plates 31 exit from the limiting frames 18, the clamping teeth 25 are clamped into the clamping grooves 26 again, the elastic piece comprises an elastic block 27 fixed on the outer wall of the limiting frame 18 and a buffer hole 28 arranged at one end of the mounting rod 20, the other end of the elastic block 27 extends into the buffer hole 28, and one end of the elastic block 27 located in the buffer hole 28 is fixed with the buffer hole 28 through a spring, the limiting mechanism can lock two connecting pipes 5 in the telescopic rod when the size of the inner space of the scaffold does not need to be adjusted, so as to ensure the stability of the scaffold, when the size of the inner space of the scaffold needs to be adjusted, the adjusting plate 31 can firstly enter the limiting frame 18 in the process of lifting the lifting plate 7 upwards, then the inclined surface at the top of the adjusting plate 31 is used for pushing away the limiting frame 18 to one side far away from the connecting pipes 5, so that the latch 25 exits the outside of the clamping groove 26, thereby separating the limiting mechanism from the telescopic rod, and then the length of the telescopic rod can be adjusted, and after the lifting plate 7 descends, the adjusting plate 31 retreats from the inside of the limiting frame 18, and at this time, under the action of the elastic piece, the limiting frame 18 restores to the original position again, so that the latch 25 is clamped into the inside of the clamping groove 26, and the telescopic rod piece is locked again.

The working principle is as follows: during assembly, the bottoms of the two first upright columns 2 and the two second upright columns 4 are fixed at the top of the bottom plate 1 through bolts, then the cross rods 17 are arranged between the two first upright columns 2 and between the two second upright columns 4, then the telescopic rod pieces are arranged between the first upright columns 2 and the second upright columns 4, then the lifting assembly is arranged, then the adjusting assembly is arranged on the lifting assembly, the bottom surface of the lifting plate 7 is fixed at the top of the body length end of the hydraulic cylinder 8, and finally the protective frame 3 is arranged on the outer sides of the two first upright columns 2, so that the assembly of the scaffold is completed;

when the size of the movable space inside the scaffold needs to be adjusted, the bottom of the upright 2 is separated from the bottom plate 1, then the hydraulic cylinder 8 is started to extend, so that the lifting plate 7 rises, along with the rising of the lifting plate 7, two adjusting plates 31 at the top of the lifting plate 7 enter the inside of two limiting frames 18 first, the inclined surfaces at the top of the adjusting plates 31 are abutted to the inner sides of the bottom surfaces of the limiting frames 18, so that the limiting frames 18 are gradually pushed away towards one side away from the telescopic rod piece until the clamping teeth 25 on the limiting frames 18 leave the clamping grooves 26, at this time, springs in the elastic pieces are in a compressed state, then, along with the continuing rising of the lifting plate 7, the driving bevel gear 29 is meshed with the driven bevel gear 22, then the extension of the hydraulic cylinder 8 is stopped, then the two motors 12 are started again, when the motors 12 drive the two fixed columns 15, so that the two driving columns 30 rotate reversely, the driving columns 24 rotate in a reverse rotation manner, so that the two connecting pipes 5 are far away from each other, the clamping grooves, the distance between the first upright 2 and the second upright 4 is increased, so that the movable space inside of the scaffold is increased, otherwise, when the movable space inside of the scaffold is adjusted to the scaffold 12, when the movable space of the scaffold is pushed back towards one side of the movable frame 18, the movable space of the movable bevel gear 18, and the movable bevel gear 18, then the movable space of the movable frame 18 is pushed back towards one side of the limiting frames 18, and the movable bevel gear 18, when the limiting frames 18, and the limiting frames 18, the adjustable hydraulic cylinder 12, then the adjustable hydraulic cylinder is pushed back, and the adjustable hydraulic cylinder 18 are pushed back again, and the adjustable hydraulic cylinder 18.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. Attached lifting scaffold, its characterized in that includes:

the rack body frame comprises a bottom plate (1), two first stand columns (2) and two second stand columns (4), wherein the two first stand columns (2) and the two second stand columns (4) are fixed at the top of the bottom plate (1), cross rods (17) are respectively arranged between the two first stand columns (2) and between the two second stand columns (4), telescopic rod pieces are arranged between the first stand columns (2) and the second stand columns (4), each telescopic rod piece comprises a threaded column (24) and connecting pipes (5) which are in threaded connection with the two ends of the threaded column (24), and driven bevel gears (23) are sleeved outside the threaded columns (24);

the adjusting mechanism is positioned on the inner side of the frame body frame and comprises a lifting plate (7), two fixing columns (15) rotatably connected to the top of the lifting plate (7) and two driving bevel gears (29) installed on the lifting plate (7), and the fixing columns (15) are in transmission connection with the driving bevel gears (29);

the lifting mechanism is arranged on the first upright post (2) and is used for driving the lifting plate (7) to lift;

the protection mechanism comprises a protection frame (3) arranged on the two first upright posts (2) and a protection net covered on the protection frame (3);

when the lifting plate (7) ascends, the driving bevel gear (29) is meshed with the driven bevel gear (23), and when the lifting plate (7) descends, the driving bevel gear (29) is separated from the driven bevel gear (23).

2. The attached lifting scaffold according to claim 1, wherein the lifting mechanism comprises a mounting plate (11), two connecting rods (10) fixed on one side of the mounting plate (11) and a plurality of hydraulic cylinders (8) mounted on the top of the mounting plate (11), the other ends of the two connecting rods (10) are respectively fixed with the outer walls of the two first uprights (2) through screws, and the extending ends of the hydraulic cylinders (8) are fixedly connected with the bottom of the lifting plate (7).

3. The attached lifting scaffold according to claim 1, wherein a fixed sleeve (16) is fixed on the top of the fixed column (15), a driving gear (6) is sleeved on the outside of the fixed column (15), the driving bevel gear (29) is rotatably connected on the top of the lifting plate (7) through a transmission column (30), and a driven gear (22) meshed with the driving gear (6) is sleeved on the outside of the transmission column (30).

4. The attached lifting scaffold according to claim 1, wherein a positioning plate (9) is sleeved outside the first upright (2) and the second upright (4), a plurality of positioning holes are formed in the positioning plate (9) at equal intervals, a plurality of first connectors (13) are fixed on one side of the protective frame (3), a second connector (14) is fixed on one end of the connecting pipe (5), third connectors (19) are fixed on two ends of the cross rod (17), the first connectors (13), the second connectors (14) and the third connectors (19) are clamped on the upper side and the lower side of the positioning plate (9), and the first connectors (13), the second connectors (14) and the third connectors (19) are fixed with the positioning plate (9) through bolts.

5. The attached lifting scaffold according to claim 1, characterized in that two motors (12) are installed at the bottom of the lifting plate (7), and one end of the output shaft of the two motors (12) is in transmission connection with the bottom of the two fixed columns (15).

6. The attached lifting scaffold according to claim 1, wherein a limiting mechanism is installed between the two telescopic rod members, the limiting mechanism comprises an installation rod (20), limiting frames (18) installed at two ends of the installation rod (20) through elastic members, and telescopic columns (21) installed at two ends of the installation rod (20), the other ends of the two telescopic columns (21) are respectively fixed with the two cross rods (17) through screws, a plurality of clamping teeth (25) are fixed on one sides of the two limiting frames (18) far away from each other, a plurality of clamping grooves (26) matched with the clamping teeth (25) are formed in the outer wall of one side of the two telescopic rod members opposite to the connecting pipe (5), two adjusting plates (31) are fixed at the top of the lifting plate (7), and the adjusting plates (31) correspond to the limiting frames (18).

7. The attached lifting scaffold according to claim 6, wherein the tops of the two adjusting plates (31) are in a right triangle structure, when the adjusting plates (31) enter the inside of the limiting frame (18), the latch (25) exits to the outside of the slot (26), and when the adjusting plates (31) exit the inside of the limiting frame (18), the latch (25) is re-latched to the inside of the slot (26).

8. The attached lifting scaffold according to claim 6, characterized in that the elastic member comprises an elastic block (27) fixed on the outer wall of the limiting frame (18) and a buffer hole (28) opened at one end of the mounting rod (20), the other end of the elastic block (27) extends into the buffer hole (28), and the end of the elastic block (27) located in the buffer hole (28) is fixed with the buffer hole (28) through a spring.