CN115326587B

CN115326587B - Testing device for transverse limit stable bearing capacity of scaffold

Info

Publication number: CN115326587B
Application number: CN202211237358.7A
Authority: CN
Inventors: 魏孝东; 桑庆臣; 魏孝永; 柏庆乾
Original assignee: Shandong Zhimou Engineering Technology Co ltd
Current assignee: Shandong Zhimou Engineering Technology Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-01-24
Anticipated expiration: 2042-10-11
Also published as: CN115326587A

Abstract

The invention relates to the technical field of scaffold pressure testing, in particular to a device for testing the transverse ultimate stable bearing capacity of a scaffold. Through the couple, the buckle, the guard net, the cooperation between servo motor and the scaffold, the couple drives the buckle rebound, and then the buckle can drive the guard net rebound, and the bare part in other both sides of scaffold is towards external load-bearing platform inner wall, so, make even the scaffold part can be blockked and can not fly out when collapsing appears in the stable bearing capacity test of horizontal limit, avoided the scaffold to appear collapsing because there is not protective structure to appear the problem of flying out wounded easily in the stable bearing capacity test of horizontal limit.

Description

Testing device for transverse limit stable bearing capacity of scaffold

Technical Field

The invention relates to the technical field of scaffold pressure testing, in particular to a device for testing the lateral ultimate stable bearing capacity of a scaffold.

Background

The scaffold is a general term of a building field, is used in places where external walls, interior decoration or high floor height cannot be directly constructed on the construction site, is mainly used for the purposes that constructors can do up and down or a safety net enclosure is arranged at the periphery, members are installed at high altitude and the like, and before the scaffold is delivered from a factory for use, the scaffold generally needs to be tested in the transverse limit stable bearing capacity, so that the concrete bearing limit is known.

However, the traditional scaffold is in the process of carrying out the transverse limit stable bearing capacity test, most of the scaffold is usually directly exposed outside, and the exterior of the scaffold does not have any protective structure, so that when the scaffold is collapsed in the transverse limit stable bearing capacity test, the problem that a part flies out to hurt people is easily caused due to the fact that no protective structure is provided, if a simple external protective net mode is adopted, a lifting structure needs to be designed for a protective net alone, and the linkage accuracy between the scaffold and the bearing capacity extrusion process is poor.

Simultaneously, because traditional scaffold mounting platform is fixed for scaffold can't realize rotating in carrying out the stable bearing capacity test process of horizontal limit, so can only follow the observation that the single direction carries out scaffold bearing capacity test state, lead to it to appear observing the problem that does not have specific unrefined easily, can't prepare the state change of observing the scaffold from the single direction, if adopt simple and easy rotation platform simultaneously, then can appear scaffold rotation under the condition bearing capacity test pressure direct action in the easy impaired problem of motor department.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, when a scaffold is collapsed in a transverse ultimate stable bearing capacity test, parts are easy to fly out to hurt people due to the fact that a protective structure is not arranged, a lifting structure is designed for a protective net alone, linkage accuracy between the scaffold and a bearing capacity extrusion process is poor, the state of the scaffold bearing capacity test can be observed only from a single direction, and bearing capacity test pressure is easy to damage when the scaffold directly acts on a motor under the condition of rotation.

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

the utility model provides a bearing capacity testing arrangement is stabilized to scaffold frame horizontal limit, includes base, stand and roof, the back timber is all installed to the lower extreme left and right sides of roof, the inner wall center rigid coupling of roof has the pneumatic cylinder, the inside promotion structure of pneumatic cylinder installs the hydraulic stem, the terminal rigid coupling of downside of hydraulic stem has the pressure ball, the left and right sides internally mounted of base has the protection subassembly, the inboard center internally mounted of base has rotating assembly, the linkage subassembly is installed to the lower extreme both sides of roof.

Preferably, the protection component comprises a cross beam, a first roller, a buckle plate, a spring, a protection net, a hook and a hanging ring;

it is a plurality of the crossbeam is fixed phase even inside the left and right sides of base respectively, the inside center of crossbeam rotates with the inside pivot of first roller and links to each other, the inside pivot outer wall of first roller is provided with the spring, the both sides end of spring links to each other with the inside pivot and the crossbeam of first roller are fixed respectively, the outer wall winding of first roller has the guard net, the top end of guard net all links to each other with the buckle is fixed, peg graft each other with the base below the outer wall of buckle, the equal rigid coupling in both sides has rings around the upper end of buckle, the outer wall of rings has been articulated to have the couple.

Preferably, the four corners of the upper end of the base are fixedly connected with the top plate through the stand columns, and the scaffold is placed at the center of the upper portion of the base.

Preferably, the linkage assembly comprises a first gear, a rack, a second gear, a second roller, a fixed pulley and a steel wire rope;

it is a plurality of the rack is processed respectively inside the outer wall left and right sides of hydraulic stem, the outer wall of rack all links to each other with the second gear meshing, the outside of second gear all links to each other with first gear meshing, the inside pivot rear side of first gear all links to each other with the second roller is fixed, the outer wall of second roller all twines there is wire rope, wire rope's below end all links to each other with the couple is fixed, wire rope's outside upper portion inner wall all has the fixed pulley, and is a plurality of the fixed pulley rotates respectively and links to each other and erects roof beam department in the lower extreme outside of roof, and is a plurality of the inside pivot front side of first gear and second gear all rotates with the back timber and links to each other.

Preferably, the left and right sides of scaffold frame all installs the support cross, the diving tower is installed at the upper end center of scaffold frame, and the spliced pole is all installed in pegging graft in the upper end four corners of scaffold frame.

Preferably, the rotating assembly comprises a pneumatic cylinder, a clamping groove, a servo motor, an end plate, a rotary table, a main shaft, a guide rail, a transverse plate and a clamping block;

servo motor is located the inside below central point of base and puts, servo motor's the left and right sides all is provided with the pneumatic cylinder, servo motor's the end of output shaft end links to each other with the end plate of below is fixed, from top to bottom the equal rigid coupling in the inner left and right sides of end plate has the guide rail, the outer wall below of guide rail all slides and has linked to each other has the carousel, the upper end center rigid coupling of carousel has the main shaft, the top end and the base of main shaft are fixed to be linked to each other, the outer wall of carousel passes through the bearing and rotates with the diaphragm and link to each other, the lower extreme left and right sides of diaphragm all links to each other with the output shaft end of pneumatic cylinder is fixed, and is a plurality of the fixture block rigid coupling is respectively in the lower extreme four corners of base, and is a plurality of the draw-in groove is processed respectively in load-bearing platform lower extreme inner wall four corners.

Preferably, the upper ends of the servo motor and the pneumatic cylinder are fixedly connected with the bearing platform through a motor frame.

The invention provides a device for testing the transverse ultimate stable bearing capacity of a scaffold, which has the beneficial effects that:

through the matching of the hook, the buckle plate, the protection net and the scaffold, the hook drives the buckle plate to move upwards, and then the buckle plate can drive the protection net to move upwards, so that the protection net can be shielded on the left side and the right side of the scaffold, and then the rotation driven by the servo motor is matched, so that the protection net is shielded on the front side and the rear side of the scaffold, and the exposed parts on the other two sides of the scaffold face the inner wall of an external bearing platform, therefore, even if the scaffold is broken in the transverse limit stable bearing capacity test, parts can be blocked and cannot fly out, and the problem that people are easily injured due to the fact that no protection structure flies out when the scaffold is broken in the transverse limit stable bearing capacity test is avoided;

through the cooperation between the hydraulic rod, the pressure ball, the second gear, the rack, the first gear and the steel wire rope, the second hydraulic rod needs to drive the pressure ball to move downwards, the hydraulic rod can drive the second gear to rotate through the rack in the moving process, the second gear can drive the first roller to rotate through the first gear, and the first roller drives the hook to move upwards through the steel wire rope, so that the steel wire rope can drive the protection net to rise to a protection height before the pressure ball is contacted with the diving platform, and after detection is finished, the hydraulic rod retracts to control the protection net to move downwards automatically, and the problem that the traditional method is poor in linkage accuracy due to the fact that a lifting structure needs to be designed for the protection net independently is solved;

the servo motor is started through the matching between the servo motor, the main shaft, the scaffold, the main shaft, the end plate, the rotary table and the base, so that the output shaft of the servo motor drives the main shaft to rotate through the end plate and the rotary table, and then the main shaft can drive the base and the scaffold to rotate, so that the stable bearing capacity test state display of the transverse limit of the scaffold at different angles can be realized, compared with the traditional method that the bearing capacity test state of the scaffold can be observed only from a single direction, the stable bearing capacity test state display of the transverse limit of the scaffold at different angles can be realized, and the problem that the specific state change observation capacity is limited due to the fact that the observation of the bearing capacity test state of the scaffold can be observed only from a single direction is avoided;

through the pneumatic cylinder, the diaphragm, a pedestal, the scaffold frame, the carousel, cooperation between fixture block and the draw-in groove, carrying out base pivoted in-process, user's accessible drive pneumatic cylinder, the output shaft that makes the pneumatic cylinder promotes the diaphragm rebound, make the diaphragm pass through carousel and main shaft drive base and scaffold frame rebound, the fixture block can break away from the inside of draw-in groove this moment, rotate 90, 180 or 270 backs, the pneumatic cylinder of controlling again makes base and scaffold frame rebound reset, resume the joint between fixture block and the draw-in groove, the scaffold frame has been avoided under the rotation circumstances bearing capacity test pressure direct action in the easy impaired problem of motor department.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a partial schematic view of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1;

FIG. 4 is a schematic view of the structure at B in FIG. 1;

FIG. 5 is a schematic view of the structure at C in FIG. 1;

fig. 6 is a schematic structural diagram at D in fig. 1.

In the figure: 1. a base; 2. a column; 3. a protection component; 31. a cross beam; 32. a first roller; 33. buckling the plate; 34. a spring; 35. a protection net; 36. hooking; 37. a hoisting ring; 4. a rotating assembly; 41. a pneumatic cylinder; 42. a card slot; 43. a servo motor; 44. an end plate; 45. a turntable; 46. a main shaft; 47. a guide rail; 48. a transverse plate; 49. a clamping block; 5. a linkage assembly; 51. a first gear; 52. a rack; 53. a second gear; 54. a second roller; 55. a fixed pulley; 56. a wire rope; 6. a motor frame; 7. a support cross; 8. jumping over; 9. a top beam; 10. a hydraulic lever; 11. a hydraulic cylinder; 12. connecting columns; 13. a scaffold; 14. pressing the ball; 15. a top plate.

Detailed Description

The invention will be further described with reference to the accompanying drawings in which:

referring to figures 1-6: in the embodiment, a device for testing the lateral limit stable bearing capacity of a scaffold, comprises a base 1, a stand column 2 and a top plate 15, wherein top beams 9 are respectively installed on the left side and the right side of the lower end of the top plate 15, hydraulic cylinders 11 are fixedly connected to the center of the inner wall of the top plate 15, the types of the hydraulic cylinders 11 can be determined according to specific use conditions, hydraulic rods 10 are installed in an internal pushing structure of the hydraulic cylinders 11, pressure balls 14 are fixedly connected to the lower ends of the hydraulic rods 10, protection components 3 are installed inside the left side and the right side of the base 1, rotating components 4 are installed inside the center of the inner side of the base 1, linkage components 5 are installed on the two sides of the lower end of the top plate 15, four corners of the upper end of the base 1 are fixedly connected with the top plate 15 through the stand column 2, a scaffold 13 is placed in the center above the base 1, supporting crosses 7 are installed on the left side and the right side of the scaffold 13, a ramp 8 is installed in the center of the upper end of the scaffold 13, and connecting columns 12 are installed in an inserting manner,

referring to figures 1-6: in this embodiment, the protection component 3 includes a beam 31, a first roller 32, a buckle plate 33, a spring 34, a protection net 35, a hook 36 and a hanging ring 37;

a plurality of crossbeams 31 are fixedly connected to the inner portions of the left side and the right side of a base 1 respectively, the inner center of each crossbeam 31 is rotatably connected with an inner rotating shaft of the first roller 32, springs 34 are arranged on the outer walls of the inner rotating shafts of the first roller 32, the elastic coefficient of the springs 34 can be determined according to specific use conditions, the tail ends of the two sides of each spring 34 are fixedly connected with the inner rotating shaft of the first roller 32 and the corresponding crossbeam 31 respectively, a protection net 35 is wound on the outer wall of the first roller 32, the protection net 35 is made of an anti-cutting steel wire rope net, the tail ends of the upper portion of the protection net 35 are fixedly connected with a buckling plate 33, the lower portion of the outer wall of the buckling plate 33 is mutually inserted into the base 1, hanging rings 37 are fixedly connected to the front side and the rear side of the upper end of the buckling plate 33, and hooks 36 are hung on the outer walls of the hanging rings 37.

Through the couple 36, the buckle 33, the protection net 35, the cooperation between servo motor 43 and the scaffold 13, couple 36 drives buckle 33 and upwards removes, and then buckle 33 can drive protection net 35 rebound, make the protection net 35 can shelter from the left and right sides at scaffold 13, take up the rotation that servo motor 43 ordered about afterwards, make the protection net 35 shelter from both sides around scaffold 13, and the bare part in other both sides of scaffold 13 is towards external bearing platform inner wall, thus, make the part can be blockked and can not fly out when the bearing capacity test is stabilized to horizontal limit appears collapsing even scaffold 13, avoided scaffold 13 to appear in the stable bearing capacity test of horizontal limit because the easy problem that the flying out hurt people appears of protective structure when collapsing.

Referring to figures 1-6: in the present embodiment, the linkage assembly 5 includes a first gear 51, a rack 52, a second gear 53, a second roller 54, a fixed pulley 55, and a wire rope 56;

the plurality of racks 52 are respectively processed inside the left side and the right side of the outer wall of the hydraulic rod 10, the outer wall of each rack 52 is meshed with the corresponding second gear 53, the outer side of each second gear 53 is meshed with the corresponding first gear 51, the rear side of the inner rotating shaft of each first gear 51 is fixedly connected with the corresponding second roller 54, the outer wall of each second roller 54 is wound with a steel wire rope 56, the fixed pulleys 55 are used for changing the orientation of the steel wire ropes 56, the lower ends of the steel wire ropes 56 are fixedly connected with the hooks 36, the inner walls of the upper portions of the outer sides of the steel wire ropes 56 are respectively attached with the fixed pulleys 55, the fixed pulleys 55 are respectively rotatably connected to the vertical beams at the outer sides of the lower ends of the top plates 15, and the front sides of the inner rotating shafts of the first gears 51 and the second gears 53 are rotatably connected with the top beam 9.

Through the hydraulic rod 10, the pressure ball 14, the second gear 53, the rack 52, the cooperation between the first gear 51 and the wire rope 56, the second hydraulic rod 10 needs to drive the pressure ball 14 to move downwards, the hydraulic rod 10 can drive the second gear 53 to rotate through the rack 52 in the moving process, the second gear 53 can drive the first roller 54 to rotate through the first gear 51, so that the first roller 54 drives the hook 36 to move upwards through the wire rope 56, thus, the wire rope 56 can drive the protection net 35 to rise to the protection height before the pressure ball 14 is contacted with the diving platform 8, after detection is completed, the hydraulic rod 10 retracts to control the protection net 35 to move downwards by itself, and the problem that the traditional method needs to design a lifting structure for the protection net alone to cause poor linkage accuracy is avoided.

Referring to figures 1-6: in this embodiment, the rotating assembly 4 includes a pneumatic cylinder 41, a slot 42, a servo motor 43, an end plate 44, a turntable 45, a main shaft 46, a guide rail 47, a horizontal plate 48 and a latch 49;

the servo motor 43 is located at the central position of the lower portion inside the base 1, pneumatic cylinders 41 are arranged on the left side and the right side of the servo motor 43, the tail end of an output shaft of the servo motor 43 is fixedly connected with an end plate 44 on the lower portion, guide rails 47 are fixedly connected with the left side and the right side of the inner end of an upper end plate 44 and a lower end plate 44, the type of each pneumatic cylinder 41 can be determined according to specific use conditions, a turntable 45 is connected with the lower portion of the outer wall of each guide rail 47 in a sliding mode, a main shaft 46 is fixedly connected with the center of the upper end of the turntable 45, the type of the servo motor 43 can be determined according to specific use conditions, the upper end of the main shaft 46 is fixedly connected with the base 1, the outer wall of the turntable 45 is rotatably connected with a transverse plate 48 through bearings, the left side and the right side of the lower end of the transverse plate 48 are fixedly connected with the tail end of the output shaft of the pneumatic cylinders 41, a plurality of fixture blocks 49 are fixedly connected to the four corners of the lower end of the base 1, a plurality of clamp grooves 42 are respectively machined at the four corners of the lower end of the bearing platform, and the upper ends of the servo motor 43 and the pneumatic cylinders 41 are fixedly connected with the bearing platform through motor frame 6;

through the matching between the servo motor 43, the main shaft 46, the scaffold 13, the main shaft 46, the end plate 44, the turntable 45 and the base 1, the servo motor 43 is started, the output shaft of the servo motor 43 drives the main shaft 46 to rotate through the end plate 44 and the turntable 45, and then the main shaft 46 can drive the base 1 and the scaffold 13 to rotate, so that the stable bearing capacity test state display of the transverse limit of the scaffold at different angles can be realized, compared with the traditional method that the bearing capacity test state of the scaffold can be observed only from a single direction, the stable bearing capacity test state display of the transverse limit of the scaffold at different angles can be realized, and the problem that the observation capacity of the scaffold is limited due to the fact that the observation capacity of the scaffold is changed only from a single direction is avoided;

through pneumatic cylinder 41, diaphragm 48, base 1, scaffold 13, carousel 45, cooperation between fixture block 49 and the draw-in groove 42, carrying out base 1 pivoted in-process, user's accessible drives pneumatic cylinder 41, make pneumatic cylinder 41's output shaft promote diaphragm 48 rebound, make diaphragm 48 drive base 1 and scaffold 13 rebound through carousel 45 and main shaft 46, fixture block 49 can break away from the inside of draw-in groove 42 this moment, after rotating 90 °, 180 ° or 270 °, pneumatic cylinder 41 is controlled again and make base 1 and scaffold 13 rebound reset downwards, resume the joint between fixture block 49 and the draw-in groove 42, the problem of bearing capacity test pressure direct action easy impaired in motor department under the scaffold 13 rotation condition has been avoided.

The working principle is as follows:

when the device for testing the transverse limit stable bearing capacity of the scaffold is required to be used, firstly, a user can assemble the whole structure according to the structure shown in the drawing, after the assembly is completed, the user can build the corresponding scaffold 13 assembly structure, and the device specifically comprises a scaffold 13, a support cross 7, a diving platform 8 and a connecting column 12, then the scaffold 13 assembly is placed at the upper end of a base 1, then a hydraulic cylinder 11 is started, the hydraulic cylinder 11 pushes a hydraulic rod 10 to move downwards, the hydraulic rod 10 drives a pressure ball 14 to extrude the surface of the diving platform 8, the hydraulic cylinder 11 can continuously extrude the diving platform 8, the pressure specifically applied to the pressure ball 14 can be known through monitoring of hydraulic oil pressure inside the hydraulic cylinder 11, and the hydraulic oil supply to the hydraulic cylinder 11 can be stopped until the preset test pressure is reached or the midway scaffold 13 cannot bear pressure damage, so that the transverse limit stable bearing capacity test of the scaffold can be realized.

Before detection, a user can start the servo motor 43, so that an output shaft of the servo motor 43 drives the spindle 46 to rotate through the end plate 44 and the rotary table 45, and further the spindle 46 can drive the base 1 and the scaffold 13 to rotate, thereby, the scaffold transverse limit stable bearing capacity test state display at different angles can be realized, compared with the traditional method that the scaffold bearing capacity test state observation can be only carried out from a single direction, the scaffold transverse limit stable bearing capacity test state display at different angles can be realized, the problem that the specific state change observation capacity is limited due to the fact that the scaffold bearing capacity test state observation can only be carried out from a single direction is avoided, in the process of base 1 rotation, the user can drive the pneumatic cylinder 41 to enable the output shaft of the pneumatic cylinder 41 to push the transverse plate 48 to move upwards, the transverse plate 48 drives the base 1 and the scaffold 13 to move upwards through the rotary table 45 and the spindle 46, the fixture block 49 can be separated from the inside of the fixture block 42, and after 90 degrees, 180 degrees or 270 degrees of rotation, the pneumatic cylinder 41 is controlled to enable the base 1 and the fixture 13 to move downwards to restore the fixture 49 to be restored, and the problem that the clamping pressure of the scaffold 13 is easily damaged under the scaffold rotation condition is avoided.

Meanwhile, in the using process, a user can drive the buckle plate 33 to move upwards through the hook 36, and then the buckle plate 33 can drive the protection net 35 to move upwards, so that the protection net 35 can be shielded on the left side and the right side of the scaffold 13, and then the rotation driven by the servo motor 43 is matched, so that the protection net 35 is shielded on the front side and the rear side of the scaffold 13, and the exposed parts on the other two sides of the scaffold 13 face the inner wall of the external bearing platform, so that even if the scaffold 13 collapses in the transverse limit stable bearing capacity test, parts can be blocked and cannot fly out, the problem that the scaffold 13 collapses in the transverse limit stable bearing capacity test and easily flies out to hurt people due to no protection structure is avoided, the hydraulic rod 10 needs to drive the press ball 14 to move downwards, in the moving process, the hydraulic rod 10 drives the second gear 53 to rotate through the rack 52, the second gear 53 can drive the first gear 54 to rotate through the first gear 51, so that the first roller 54 drives the hook 36 to move upwards through the steel wire rope 56, so that the protection net 35 can drive the hydraulic roller to rotate through the lifting and the protection net 35 to control the lifting of the traditional hydraulic roller 35, and the lifting of the traditional hydraulic roller can be accurately controlled by the linkage of the protection net, and the traditional roller can be achieved.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a bearing capacity testing arrangement is stabilized to scaffold frame horizontal limit, includes base (1), stand (2) and roof (15), its characterized in that: the hydraulic support is characterized in that top beams (9) are mounted on the left side and the right side of the lower end of the top plate (15), a hydraulic cylinder (11) is fixedly connected to the center of the inner wall of the top plate (15), a hydraulic rod (10) is mounted in an internal pushing structure of the hydraulic cylinder (11), a pressure ball (14) is fixedly connected to the tail end of the lower side of the hydraulic rod (10), protection assemblies (3) are mounted inside the left side and the right side of the base (1), a rotating assembly (4) is mounted inside the center of the inner side of the base (1), and linkage assemblies (5) are mounted on the two sides of the lower end of the top plate (15);

the protection component (3) comprises a cross beam (31), a first roller (32), a buckle plate (33), a spring (34), a protection net (35), a hook (36) and a hanging ring (37); a plurality of the cross beams (31) are fixedly connected to the inner portions of the left side and the right side of the base (1) respectively, the inner center of each cross beam (31) is rotatably connected with the inner rotating shaft of the first roller (32), a spring (34) is arranged on the outer wall of the inner rotating shaft of the first roller (32), the tail ends of the two sides of each spring (34) are fixedly connected with the inner rotating shaft of the first roller (32) and the cross beam (31) respectively, a protection net (35) is wound on the outer wall of the first roller (32), the tail end of the upper portion of the protection net (35) is fixedly connected with a buckle plate (33), the lower portion of the outer wall of the buckle plate (33) is mutually inserted into the base (1), the front side and the rear side of the upper end of the buckle plate (33) are fixedly connected with hanging rings (37), and hooks (36) are hung on the outer walls of the hanging rings (37);

the linkage assembly (5) comprises a first gear (51), a rack (52), a second gear (53), a second roller (54), a fixed pulley (55) and a steel wire rope (56); the plurality of racks (52) are respectively machined inside the left side and the right side of the outer wall of the hydraulic rod (10), the outer wall of each rack (52) is connected with a second gear (53) in a meshed mode, the outer side of each second gear (53) is connected with a first gear (51) in a meshed mode, the rear side of an inner rotating shaft of each first gear (51) is fixedly connected with a second roller (54), steel wire ropes (56) are wound on the outer wall of each second roller (54), the lower tail ends of the steel wire ropes (56) are fixedly connected with hooks (36), fixed pulleys (55) are attached to the inner wall of the upper portion of the outer side of each steel wire rope (56), the plurality of fixed pulleys (55) are respectively connected to a vertical beam on the outer side of the lower end of the top plate (15) in a rotating mode, and the front sides of the inner rotating shafts of the first gears (51) and the second gears (53) are respectively connected with the top beam (9) in a rotating mode;

the rotating assembly (4) comprises a pneumatic cylinder (41), a clamping groove (42), a servo motor (43), an end plate (44), a turntable (45), a main shaft (46), a guide rail (47), a transverse plate (48) and a clamping block (49); servo motor (43) are located the inside below central point of base (1) and put, the left and right sides of servo motor (43) all is provided with pneumatic cylinder (41), the output shaft end of servo motor (43) links to each other with end plate (44) of below are fixed, from top to bottom the equal rigid coupling in the inner left and right sides of end plate (44) has guide rail (47), outer wall below of guide rail (47) all slides and links to each other has carousel (45), the upper end center rigid coupling of carousel (45) has main shaft (46), the top end of main shaft (46) links to each other with base (1) is fixed, the outer wall of carousel (45) passes through the bearing and rotates with diaphragm (48) and links to each other, the lower extreme left and right sides of diaphragm (48) all links to each other with the output shaft end of pneumatic cylinder (41) is fixed, and is a plurality of fixture block (49) rigid coupling is in the lower extreme four corners of base (1) respectively, and is a plurality of fixture groove (42) are processed respectively in load-bearing platform lower extreme inner wall four corners.

2. The device for testing the lateral ultimate stable bearing capacity of the scaffold according to claim 1, wherein: the upper end four corners of base (1) all link to each other with roof (15) are fixed through stand (2), scaffold (13) have been placed at the top center of base (1).

3. The scaffold transverse ultimate stable bearing capacity testing device of claim 2, wherein: support cross (7) are all installed to the left and right sides of scaffold (13), diving tower (8) are installed at the upper end center of scaffold (13), and spliced pole (12) are all installed in the grafting in the upper end four corners of scaffold (13).

4. The device for testing the lateral ultimate stable bearing capacity of the scaffold according to claim 1, wherein: the upper ends of the servo motor (43) and the pneumatic cylinder (41) are fixedly connected with the bearing platform through a motor frame (6).