CN211855338U - A prefabricated site-arranged building observation platform - Google Patents

Abstract

The utility model discloses an assembled field arrangement building observation platform, comprising a base plate, the upper surface center department of bottom plate is fixed with first servo motor, first servo motor's top is connected with the driving gear, four driven gear all are connected with driving gear engagement, first servo motor's output shaft and driving gear fixed connection, the upper surface of gear box is equipped with the threaded rod, the bottom of threaded rod respectively with driven gear fixed connection, the equal threaded connection of lateral wall of threaded rod has the thread bush, the top welded fastening of thread bush has a elevating platform, the lower surface center department of elevating platform is fixed with second servo motor, just the upper surface center department of elevating platform rotates and is connected with the axis of rotation, the top of axis of rotation is fixed with revolving stage, the top of second servo motor's output shaft with the bottom fixed connection of axis of rotation. The utility model discloses convenient to use, safety can effectively avoid rocking.

Description

A prefabricated site-arranged building observation platform

technical field

The utility model relates to an observation platform, in particular to a prefabricated field-arranged building observation platform.

Background technique

BIM refers to model-based information management or building information management. It is based on various relevant information data of construction projects, manages three-dimensional building models, and simulates the real information of buildings through digital information simulation. It has complete information. The eight major characteristics of nature, information relevance, information consistency, visualization, coordination, simulation, optimization and drawing can be shared by project participants such as construction units, design units, construction units, and supervision units on the same platform. With the same building information model, building observation is one of the important applications of BIM, and an observation platform needs to be used in building observation.

Chinese patent (CN201721860820.3, discloses a prefabricated building observation platform based on BIM technology), this patent makes the device move to a designated location for observation through walking wheels, and when observing, rotate the support rod to make the support plate contact the ground, Keep the device stable and level, which is convenient for observation. The observer can stand on the turntable for observation, and by rotating the handwheel, the threaded sleeve rotates, and the threaded sleeve and the threaded rod move relative to each other, so that the casing and the lifting rod are relatively moved. The relative movement occurs, so that the lifting table can be lifted and lowered, the rotation of the gear is controlled by the rotating motor, and the gear drives the action of the rack, so that the rotary table can be rotated.

However, during the use of the observation platform disclosed in this patent, there is no driving device to drive the platform to move, and there are many soil blocks or stones on the ground at the construction site, and the platform will shake during the movement process, and There is no protective structure on the turntable. When the platform suddenly moves or the turntable rotates suddenly, the personnel standing on the turntable are prone to fall or even fall from the turntable.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a prefabricated on-site architectural observation platform, which solves the situation that the platform will shake during the moving process, and there is no protective structure on the rotating table, when the platform suddenly moves Or when the turntable rotates suddenly, the personnel standing on the turntable are prone to fall or even fall from the turntable in a dangerous situation.

To achieve the above object, the utility model provides the following technical solutions:

A prefabricated on-site architectural observation platform includes a base plate, a first servo motor is fixed at the center of the upper surface of the base plate, a gear box is arranged above the first servo motor, and the gear box is a hollow cuboid structure , and the inner center of the gear box is rotatably connected with a driving gear, and the inside of the gear box is rotatably connected with four driven gears, the four driven gears are distributed in a rectangular shape, and the driving gear is located in the four Between the driven gears, the four driven gears are meshed and connected with the driving gear, the top end of the output shaft of the first servo motor is fixedly connected with the middle of the driving gear, and the upper part of the gear box is fixedly connected. The four corners of the surface are provided with threaded rods, the bottom ends of the four threaded rods are respectively fixedly connected with the middle of the four driven gears, and the outer side walls of the four threaded rods are all threadedly connected with threaded sleeves , a lifting platform is welded and fixed to the top of the four threaded sleeves, a second servo motor is fixed at the center of the lower surface of the lifting platform, and a rotating shaft is rotatably connected to the center of the upper surface of the lifting platform. A rotary table is fixed on the top of the rotating shaft, and the top of the output shaft of the second servo motor is fixedly connected with the bottom end of the rotating shaft.

Further, a driving wheel is fixed symmetrically front and rear on one side of the lower surface of the bottom plate, a first pulley is fixed at the center of the opposite side of the two driving wheels, and a side of the upper surface of the bottom plate is symmetrically fixed front and rear. The third servo motor, the output ends of the two third servo motors are both fixed with a second pulley, the second pulley is connected to the first pulley through the belt, and the lower surface of the bottom plate is connected to the first pulley. A steering wheel is symmetrically fixed in the front and rear on the other side, and a plurality of fixing grooves are opened on the outer side walls of the driving wheel and the steering wheel. One end of the connecting rod is fixed with a connecting rod, and one end of the connecting rod away from the telescopic spring is located outside the fixing groove, and is fixed with an arc block.

Further, the distance between two adjacent arc-shaped blocks is 1cm-2cm.

Further, support rods are welded and fixed at four corners of the lower surface of the gear box, and the bottom ends of the four support rods are all fixedly connected to the upper surface of the bottom plate.

Further, the lower surface of the lifting platform is symmetrically fixed with cables, the two cables are respectively located on both sides of the second servo motor, and the maximum stretched length of the two cables is smaller than the thread. The maximum stroke of the set.

Further, a protective fence is welded and fixed around the upper surface of the rotary table.

Further, the lower surface of the rotary table is rotatably connected with four rollers, the centers of the four rollers are arranged in an annular array of axes, and the outer side walls of the four rollers are all connected with the upper part of the lift table. Surface fit.

The utility model provides a prefabricated on-site arrangement building observation platform, which has the following beneficial effects:

(1) In the present invention, a driving wheel is arranged on one side of the lower surface of the base plate, and a steering wheel is arranged on the other side. When in use, the driving wheel can be driven to rotate by the third servo motor, so that the platform can be displaced, and at the same time The steering wheel can realize the steering operation, and in the process of more ground movement of clods or stones, the arc-shaped blocks on the driving wheel and the steering wheel will be squeezed by the clods or stones, which will move to the driving wheel or The center of the steering wheel is close, which can prevent the platform from shaking when the ground with many clods or stones moves.

(2) By fixing the protective fence on the rotary table, when the platform suddenly moves, or the rotary table suddenly rotates, the risk of falling or even falling from the rotary table can be avoided for the personnel standing on the rotary table. In fact, compared to the existing platform, the platform is more secure.

Description of drawings

Fig. 1 is the structural representation of the present utility model;

Fig. 2 is the top-view internal structure schematic diagram of the gear box in the present invention;

Figure 3 is a schematic diagram of the internal structure of the drive wheel in the present invention.

Marks in the figure: 1. Bottom plate; 2. Second pulley; 3. Third servo motor; 4. Gear box; 5. Threaded rod; 6. Threaded sleeve; 7. Lifting table; 8. Rotary table; Fence; 10, roller; 11, rotating shaft; 12, second servo motor; 13, cable; 14, first servo motor; 15, support rod; 16, steering wheel; 17, arc block; 18, driving wheel ; 19, second pulley; 20, connecting rod; 21, driving gear; 22, driven gear; 23, fixed groove; 24, telescopic spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figures 1-3, the present utility model provides a technical solution: a prefabricated on-site architectural observation platform, comprising a base plate 1, a first servo motor 14 is fixed at the center of the upper surface of the base plate 1, and the first servo motor A gear box 4 is arranged above the 14, the gear box 4 is a hollow cuboid structure, and the inner center of the gear box 4 is rotatably connected with a driving gear 21, and the inside of the gear box 4 is rotatably connected with four driven gears 22, four driven gears 22. The driven gears 22 are distributed in a rectangular shape, the driving gear 21 is located between the four driven gears 22 , and the four driven gears 22 are meshed with the driving gear 21 . The middle is fixedly connected, the four corners of the upper surface of the gear box 4 are provided with threaded rods 5, the bottom ends of the four threaded rods 5 are respectively fixedly connected with the middle of the four driven gears 22, and the outer sides of the four threaded rods 5 are respectively The walls are threadedly connected with threaded sleeves 6, the top of the four threaded sleeves 6 are welded and fixed with a lifting platform 7, the center of the lower surface of the lifting platform 7 is fixed with a second servo motor 12, and the center of the upper surface of the lifting platform 7 rotates A rotating shaft 11 is connected, the top of the rotating shaft 11 is fixed with a rotary table 8, the top of the output shaft of the second servo motor 12 is fixedly connected with the bottom end of the rotating shaft 11, and a drive wheel is fixed symmetrically on one side of the lower surface of the bottom plate 1. 18. A first pulley 19 is fixed at the center of the opposite side of the two driving wheels 18, and a third servo motor 3 is fixed symmetrically on one side of the upper surface of the bottom plate 1. The output ends of the two third servo motors 3 are both A second pulley 2 is fixed, the second pulley 2 is connected with the first pulley 19 through a belt, and a steering wheel 16 is fixed symmetrically on the other side of the lower surface of the bottom plate 1. The driving wheel 18 and the outer side wall of the steering wheel 16 A plurality of fixing grooves 23 are opened, and a telescopic spring 24 is fixed inside the plurality of fixing grooves 23. One end of the plurality of telescopic springs 24 is fixed with a connecting rod 20, and one end of the connecting rod 20 away from the telescopic spring 24 is located in the fixing groove 23. The outside of the device is fixed with an arc-shaped block 17. When in use, the personnel can stand on the rotary table 8, and the drive wheel 18 can be driven to rotate by the third servo motor 3, so that the platform can be displaced, and the steering wheel 16 can realize Steering operation, and in the process of more ground movement of soil blocks or stones, the arc-shaped blocks 17 on the driving wheel 18 and the steering wheel 16 will be squeezed by the soil blocks or stones, so that the driving wheels 18 or The center of the steering wheel 16 is close to the center, which can prevent the platform from shaking when the ground with many clods or stones moves, and then the first servo motor 14 drives the rotation of the driving gear 21, thereby driving the four slaves. The rotation of the gear 22 can drive the rotation of the four threaded rods 5, so that the threaded sleeves 6 on the four threaded rods 5 can move up and down, thereby changing the height of the lifting platform 7, and can be driven to rotate by the second servo motor 12 The rotation of the shaft 11 can drive the rotation of the rotary table 8 .

In this embodiment, the distance between two adjacent arc-shaped blocks 17 is 1 cm-2 cm, so as to avoid large soil blocks or stones being stuck between two adjacent arc-shaped blocks 17 .

In this embodiment, support rods 15 are welded and fixed at the four corners of the lower surface of the gear box 4, and the bottom ends of the four support rods 15 are all fixedly connected with the upper surface of the bottom plate 1, so as to prevent the gear box 4 from being borne by the top of the gear box 4. Gravity causes the gear box 4 to shake.

In this embodiment, the lower surface of the lifting platform 7 is symmetrically fixed with the pulling cables 13 , the two pulling cables 13 are respectively located on both sides of the second servo motor 12 , and the maximum stretching length of the two pulling cables 13 is smaller than that of the threaded sleeve 6 . The maximum stroke can avoid the mutual separation between the threaded rod 5 and the threaded sleeve 6.

In this embodiment, a protective fence 9 is welded and fixed around the upper surface of the rotary table 8. When the platform moves suddenly, or the rotary table 8 rotates suddenly, it can prevent the personnel standing on the rotary table 8 from falling down or even from rotating In the dangerous situation of falling on the platform 8, compared with the existing platform, the platform is safer.

In this embodiment, four rollers 10 are rotatably connected to the lower surface of the rotary table 8 , the centers of the four rollers 10 of the rotary table 8 are distributed in a circular array of axes, and the outer side walls of the four rollers 10 are in contact with the upper surface of the lifting table 7 . Fitting to avoid the situation where the rotary table 8 is broken due to uneven force between the rotary table 8 and the rotating shaft 11 .

To sum up, it can be seen from the above that the work flow of the present utility model: when in use, the personnel can stand on the rotary table 8, and the drive wheel 18 can be driven to rotate by the third servo motor 3, so that the platform can be displaced, and the steering wheel 16 can realize the Steering operation, and in the process of more ground movement of soil blocks or stones, the arc-shaped blocks 17 on the driving wheel 18 and the steering wheel 16 will be squeezed by the soil blocks or stones, so that the driving wheels 18 or The center of the steering wheel 16 is close to the center, which can prevent the platform from shaking when the ground with many clods or stones moves, and then the first servo motor 14 drives the rotation of the driving gear 21, thereby driving the four slaves. The rotation of the gear 22 can drive the rotation of the four threaded rods 5, so that the threaded sleeves 6 on the four threaded rods 5 can move up and down, thereby changing the height of the lifting platform 7, and can be driven to rotate by the second servo motor 12 The rotation of the shaft 11 can drive the rotation of the rotary table 8, and when the platform moves suddenly, or the rotary table 8 suddenly rotates, it can prevent the personnel standing on the rotary table 8 from falling or even falling from the rotary table 8. Compared with the existing platform, the platform is more secure.

It should be noted that the above-mentioned relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any existence between these entities or operations. This actual relationship or sequence. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A prefabricated field-arrangement building observation platform is characterized in that: comprising a base plate (1), a first servo motor (14) is provided on the base plate (1), and a gear box is provided above the first servo motor (14) (4), a driving gear (21) and a driven gear (22) are arranged inside the gear box (4), the driven gear (22) is meshed and connected to the periphery of the driving gear (21), and the first servo motor (14) ) is connected with the driving gear (21), the upper surface of the gear box (4) is provided with a threaded rod (5), the bottom end of the threaded rod (5) is connected with the driven gear (22), and the threaded rod (5) A threaded sleeve (6) is threadedly connected to the outer side wall of the threaded sleeve (6), a lifting platform (7) is fixedly connected to the top of the threaded sleeve (6), a second servo motor (12) is installed on the lifting platform (7), and the lifting platform (7) A rotating shaft (11) is rotatably connected to the upper surface of the rotating shaft (11), a rotary table (8) is fixed on the top of the rotating shaft (11), and the top of the output shaft of the second servo motor (12) is connected to the top of the rotating shaft (11). Bottom fixed connection. 2. A prefabricated on-site architectural observation platform according to claim 1, characterized in that: a drive wheel (18) is installed on one side of the lower surface of the bottom plate (1), and the outer side of the drive wheel (18) is fixed A first pulley (19) is provided, a third servo motor (3) is installed on the bottom plate (1), and the output end of the third servo motor (3) is connected with a second pulley (2), the second belt The wheel (2) is connected to the first pulley (19) through a belt drive, a steering wheel (16) is installed on the other side of the lower surface of the bottom plate (1), and the outer side walls of the driving wheel (18) and the steering wheel (16) are both. A plurality of fixing grooves (23) are opened, and a telescopic spring (24) is installed inside the fixing grooves (23), and a connecting rod (20) is fixed at one end of the telescopic spring (24), and the connecting rod (20) is far away from the telescopic One end of the spring (24) is located outside the fixing groove (23), and an arc-shaped block (17) is fixed. 3. A kind of prefabricated site-arrangement building observation platform according to claim 1, characterized in that: four driven gears (22) are provided, the four driven gears (22) are rectangularly distributed, and the gear box ( 4) The four corners of the upper surface are provided with threaded rods (5), the bottom ends of the four threaded rods (5) are respectively fixedly connected with the four driven gears (22), and the four threaded rods (5) The outer side walls of the device are all threadedly connected with threaded sleeves (6). 4. A prefabricated on-site architectural observation platform according to claim 1, characterized in that: the distance between two adjacent arc-shaped blocks (17) is 1cm-2cm. 5. A prefabricated on-site architectural observation platform according to claim 1, characterized in that: a support rod (15) is fixed on the lower surface of the gear box (4), and the bottom end of the support rod (15) is connected to The upper surface of the base plate (1) is fixedly connected. 6. A prefabricated on-site architectural observation platform according to claim 1, characterized in that: the lower surface of the lifting platform (7) is symmetrically fixed with a stay cable (13), and the two stay cables (13) are respectively They are located on both sides of the second servo motor (12), and the maximum stretched length of the two cables (13) is smaller than the maximum stroke of the threaded sleeve (6). 7 . The prefabricated on-site architectural observation platform according to claim 1 , wherein a protective fence ( 9 ) is fixed on the upper surface of the rotary table ( 8 ). 8 . 8. A prefabricated on-site architectural observation platform according to claim 1, characterized in that: a plurality of rollers (10) are rotatably installed on the lower surface of the rotary table (8), and a plurality of rollers (10) are installed along the The center of the rotary table (8) is distributed in an annular array of axes, and the outer side wall of the roller (10) is in contact with the upper surface of the lifting table (7).

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