A construction and installation device for building steel structure

Abstract

The present invention discloses a construction and installation device for a building steel structure, and relates to the technical field of fixed installation of a building steel structure, and specifically comprises a first support plate and a second support plate slidably connected to the top of the first support plate, a first motor frame fixedly installed on one side of the first support plate, and a first clamping and fixing mechanism is installed on the first motor frame; a second motor frame fixedly installed above the second support plate, and a second clamping and fixing mechanism is installed on the second motor frame, and a control mechanism is provided between the second clamping and fixing mechanism and the first clamping and fixing mechanism. The present invention can not only perform synchronous clamping and fixing processing of the first clamping and fixing mechanism and the second clamping and fixing mechanism through the rotation of the first worm, but also adjust the clamping angle of the second clamping and fixing mechanism through the control mechanism and the mobile adjustment mechanism, which effectively improves the convenience and applicability of clamping and fixing of steel structure construction.

Description

Technical Field

[0001] The invention relates to the technical field of fixed installation of building steel structures, and in particular to a construction and installation device for building steel structures. Background Art

[0002] Building construction refers to the production activities in the implementation stage of engineering construction. It is the construction process of various buildings. It can also be said that it is the process of turning various lines on the design drawings into physical objects at a designated location. It includes foundation engineering construction, main structure construction, roof engineering construction, decoration engineering construction, etc. The place of construction is called "building construction site" or "construction site", also called construction site. Building steel structure is mainly used in load-bearing buildings that do not bear large loads. Light H-shaped steel is used to make door-shaped steel frame support, C-shaped and Z-shaped cold-bent thin-walled steel is used as purlins and wall beams, corrugated steel plates or lightweight sandwich panels are used as roof and wall enclosure structures, and low-rise and multi-story prefabricated steel structure house systems assembled with high-strength bolts, ordinary bolts and self-tapping screws and other connectors and sealing materials often need to be reinforced during the construction process. Because the operator cannot keep the two connected building steel structures stable during the reinforcement operation, the operator needs to use installation tools to assist in supporting the two steel structures to ensure the accurate connection between the steel structures. A building steel structure construction and installation device is now proposed to solve the above-mentioned problems. Summary of the invention

[0003] The present invention provides a building steel structure construction and installation device to solve the above-mentioned deficiencies in the prior art.

[0004] In order to achieve the above-mentioned object, the present invention adopts the following technical solution: a construction and installation device for a building steel structure, comprising a first support plate and a second support plate slidably connected to the top of the first support plate, and further comprising:

[0005] A first motor frame, the first motor frame is fixedly mounted on one side of the first support plate, and a first clamping and fixing mechanism is mounted on the first motor frame;

[0006] A second motor frame, wherein the second motor frame is fixedly mounted above the second support plate, a second clamping and fixing mechanism is mounted on the second motor frame, and a control mechanism is disposed between the second clamping and fixing mechanism and the first clamping and fixing mechanism;

[0007] A driving mechanism, the driving mechanism is installed on one side of the first supporting plate and is used to drive the first clamping and fixing mechanism;

[0008] The first clamping and fixing mechanism includes a first worm rotatably connected to the first support plate and a plurality of first worm wheels meshing with the first worm, each of the first worm wheels is fixedly sleeved with a first bidirectional threaded rod, the driving mechanism drives the first worm to rotate, the first worm drives the plurality of first worm wheels to rotate, and the rotation of the first worm wheel drives the plurality of first bidirectional threaded rods to rotate;

[0009] The second clamping and fixing mechanism includes a second worm screw rotatably connected to the second support plate and a plurality of second worm wheels meshing and rotating with the second worm screw, and a second bidirectional threaded rod is fixedly sleeved in each of the second worm wheels. The rotation of the first worm screw drives the plurality of second worm wheels to rotate, and the rotation of the second worm wheels drives the plurality of second bidirectional threaded rods to rotate.

[0010] Furthermore, it also includes a movable adjustment mechanism, which is installed below the second support plate. The movable adjustment mechanism includes a trapezoidal limit block fixedly connected to the top of the first motor frame, a trapezoidal slide rail is fixedly connected to the bottom of the second support plate corresponding to the trapezoidal limit block, the trapezoidal limit block is movably sleeved inside the trapezoidal slide rail, an internal threaded sleeve is rotatably connected to the inside of the trapezoidal slide rail, a threaded rod is fixedly connected to one side of the trapezoidal limit block corresponding to the internal threaded sleeve, the threaded rod is installed inside the internal threaded sleeve, and a crank is fixedly connected to one end of the internal threaded sleeve.

[0011] Furthermore, the driving mechanism includes a driving motor mounted on the first supporting plate, the output shaft of the driving motor is fixedly connected to a first gear, a second gear is fixedly connected below the first worm corresponding to the first gear, and the second gear meshes with the first gear for transmission.

[0012] Furthermore, the first clamping and fixing mechanism also includes a plurality of groups of first fixing plates fixedly connected to an array on one side of the first support plate, the plurality of first fixing plates are respectively provided with first mounting holes, both ends of the plurality of first bidirectional threaded rods are respectively movably sleeved inside the first mounting holes through bearings, both ends of the plurality of first bidirectional threaded rods are respectively threadedly sleeved with first clamping plates, the outer sides of the plurality of first fixing plates are respectively fixedly connected with first guide rods, the plurality of first clamping plates are respectively provided with first threaded holes and first guide holes, the first bidirectional threaded rods are threadedly sleeved inside the first threaded holes, and the first guide rods are respectively movably sleeved inside the first guide holes.

[0013] Furthermore, the second clamping and fixing mechanism also includes multiple groups of second fixing plates fixedly connected to the top of the second support plate, and the multiple groups of second fixing plates are respectively provided with second mounting holes, and the two ends of the multiple second two-way threaded rods are respectively movably sleeved in the inside of the second mounting holes through bearings, and the two ends of the multiple second two-way threaded rods are respectively threadedly sleeved with second clamping plates, and the second clamping plates are respectively provided with second threaded holes and second guide holes, and the outer sides of the multiple second fixing plates are respectively fixedly connected with second guide rods, the second guide rods are movably sleeved in the inside of the second guide holes, and the second two-way threaded rods are threadedly sleeved in the inside of the second threaded holes.

[0014] Further, the control mechanism includes an extension sleeve movably sleeved with one end of the first worm, one end of the extension sleeve is fixedly sleeved with a first bevel gear, a second bevel gear and a third bevel gear are respectively fixedly connected to one side of the second worm corresponding to the first bevel gear, one side of the first bevel gear is respectively meshed with the second bevel gear and the third bevel gear for transmission, a first movable groove is opened at one side of the second support plate corresponding to the extension sleeve, the extension sleeve is movably sleeved inside the first movable groove, a traction ring is installed below the extension sleeve, one side of the traction ring is fixedly connected to a traction frame, a push rod motor is fixedly connected to one side of the first support plate, the output end of the push rod motor is fixedly connected to the bottom of the traction frame, a second movable groove is opened at one side of the first support plate corresponding to the traction frame, one end of the traction frame movably passes through the inside of the second movable groove, a third movable groove is opened at one end of the first worm, a limiting block is fixedly connected to the inside of the extension sleeve corresponding to the third movable groove, the extension sleeve is movably sleeved at one end of the first worm, and the limiting block is movably installed inside the third movable groove.

[0015] Furthermore, a control panel is fixedly connected to one side of the first support plate, the control panel is electrically connected to the drive motor and the push rod motor respectively, a through hole is opened on the trapezoidal limit block, and the extension sleeve is movably sleeved inside the through hole.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] The present invention performs power output and power transmission processing on the equipment by installing a driving mechanism, a first clamping and fixing mechanism and a control mechanism, wherein the driving mechanism drives the first worm to rotate by starting the driving motor, and the rotation of the first worm drives the first worm wheel to rotate synchronously, and at the same time, the control mechanism drives the traction frame to move by starting the push rod motor, and at the same time drives the extension sleeve to move by the traction ring;

[0018] The present invention adjusts the position of the second clamping and fixing mechanism by installing a moving adjustment mechanism and a second clamping and fixing mechanism, wherein the second clamping and fixing mechanism drives the extension sleeve to rotate by the rotation of the first worm, drives the second worm to rotate by the rotation of the extension sleeve, and drives the second bidirectional threaded rod to rotate at the same time;

[0019] To sum up, the device has novel design and simple operation. The device can not only synchronously clamp and fix the first clamping and fixing mechanism and the second clamping and fixing mechanism through the rotation of the first worm gear, but also adjust the clamping angle of the second clamping and fixing mechanism through the control mechanism and the mobile adjustment mechanism, thereby effectively improving the convenience and applicability of clamping and fixing in steel structure construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A top-down perspective structural diagram of the overall structure of a construction and installation device for a building steel structure proposed by the present invention;

[0021] Figure 2 This is a bottom-up stereoscopic structural schematic diagram of the overall structure of a construction and installation device for a building steel structure proposed by the present invention;

[0022] Figure 3 A top-down perspective structural diagram of a trapezoidal limit block and an extension sleeve of a building steel structure construction and installation device proposed by the present invention;

[0023] Figure 4 A schematic diagram of a first partial bottom-up stereoscopic structure of a control mechanism of a building steel structure construction and installation device proposed by the present invention;

[0024] Figure 5 A top-down perspective structural diagram of a first clamping and fixing mechanism of a construction and installation device for a building steel structure proposed by the present invention;

[0025] Figure 6 A second partial top view stereoscopic structural diagram of a control mechanism of a building steel structure construction and installation device proposed by the present invention;

[0026] Figure 7 It is a partial bottom-up stereoscopic structural schematic diagram of a mobile adjustment mechanism of a building steel structure construction and installation device proposed by the present invention;

[0027] Figure 8 The present invention is a schematic top view of the three-dimensional structure of a second clamping and fixing mechanism of a building steel structure construction and installation device.

[0028] Description of reference numerals:

[0029] 1. First support plate; 2. Second support plate; 3. Drive motor; 4. First gear; 5. First worm; 6. First fixed plate; 7. First two-way threaded rod; 8. First clamping plate; 9. First worm wheel; 10. First guide rod; 11. Second gear; 12. Extension sleeve; 13. Traction ring; 14. Traction frame; 15. First bevel gear; 16. Limit block; 17. Third moving groove; 18. Second moving groove; 19. Trapezoidal limit block; 20. Trapezoidal slide rail; 21. Internal threaded sleeve; 22. Crank; 23. Threaded rod; 24. Push rod motor; 25. Second worm; 26. Second fixed plate; 27. Second two-way threaded rod; 28. Second clamping plate; 29. ​​Second worm wheel; 30. Second guide rod; 31. Second bevel gear; 32. Third bevel gear; 33. Control panel; 34 is the first motor frame, and 35 is the second motor frame. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0032] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined. In addition, the terms "installed", "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, and it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The present invention will be further described in detail below in conjunction with the accompanying drawings.

[0033] Example 1, reference Figure 1-8 : A construction and installation device for a building steel structure, comprising a first support plate 1 and a second support plate 2 slidably connected to the top of the first support plate 1, and also comprising:

[0034] A first motor frame 34, the first motor frame 34 is fixedly mounted on one side of the first support plate 1, and a first clamping and fixing mechanism is mounted on the first motor frame 34;

[0035] A second motor frame 35, the second motor frame 35 is fixedly mounted above the second support plate 2, a second clamping and fixing mechanism is mounted on the second motor frame 35, and a control mechanism is provided between the second clamping and fixing mechanism and the first clamping and fixing mechanism;

[0036] A driving mechanism, which is installed on one side of the first support plate 1 and is used to drive the first clamping and fixing mechanism to achieve power output processing for the entire device;

[0037] The first clamping and fixing mechanism includes a first worm 5 rotatably connected to the first support plate 1 and a plurality of first worm wheels 9 meshing with the first worm 5 for transmission. A first bidirectional threaded rod 7 is fixedly sleeved in each first worm wheel 9. The driving mechanism drives the first worm 5 to rotate, and the first worm 5 drives the plurality of first worm wheels 9 to rotate. The rotation of the first worm wheel 9 drives the plurality of first bidirectional threaded rods 7 to rotate. The first clamping and fixing mechanism can clamp and fix the building steel structure on one side.

[0038] The second clamping and fixing mechanism includes a second worm 25 rotatably connected to the second support plate 2 and a plurality of second worm wheels 29 meshing and rotating with the second worm 25. A second bidirectional threaded rod 27 is fixedly sleeved in each second worm wheel 29. The rotation of the first worm 5 drives the plurality of second worm wheels 29 to rotate. The rotation of the second worm wheel 29 drives the plurality of second bidirectional threaded rods 27 to rotate. The second clamping and fixing mechanism can be used to clamp and fix the building steel structure on the other side.

[0039] The present invention also includes a movable adjustment mechanism, which is installed below the second support plate 2. The movable adjustment mechanism includes a trapezoidal limit block 19 fixedly connected to the top of the first motor frame 34. The bottom of the second support plate 2 is fixedly connected with a trapezoidal slide rail 20 corresponding to the trapezoidal limit block 19. The trapezoidal limit block 19 is movably sleeved inside the trapezoidal slide rail 20. The inside of the trapezoidal slide rail 20 is rotatably connected with an internal threaded sleeve 21. One side of the trapezoidal limit block 19 is fixedly connected with a threaded rod 23 corresponding to the internal threaded sleeve 21. The threaded rod 23 is installed inside the internal threaded sleeve 21. One end of the internal threaded sleeve 21 is fixedly connected with a crank 22. The position of the second clamping and fixing mechanism is displaced by the movable adjustment mechanism.

[0040] In the present invention, the driving mechanism includes a driving motor 3 installed on the first supporting plate 1, the output shaft of the driving motor 3 is fixedly connected to the first gear 4, and the second gear 11 is fixedly connected to the first gear 4 below the first worm 5, and the second gear 11 is meshed with the first gear 4 for transmission. The starting of the driving motor 3 drives the first gear 4 to rotate synchronously through the output shaft, and the rotation of the first gear 4 is synchronized with the meshing rotation of the second gear 11, and the rotation of the second gear 11 drives the first worm 5 to rotate synchronously.

[0041] In the present invention, the first clamping and fixing mechanism also includes a plurality of groups of first fixing plates 6 fixedly connected to an array on one side of the first supporting plate 1, and first mounting holes are respectively opened on the plurality of first fixing plates 6. Both ends of a plurality of first bidirectional threaded rods 7 are respectively movably sleeved inside the first mounting holes through bearings, and both ends of a plurality of first bidirectional threaded rods 7 are respectively threadedly sleeved with first clamping plates 8, and first guide rods 10 are respectively fixedly connected to the outer sides of the plurality of first fixing plates 6. A plurality of first clamping plates 8 are respectively opened with first threaded holes and first guide holes, and the first bidirectional threaded rods 7 are threadedly sleeved inside the first threaded holes, and the first guide rods 10 are respectively movably sleeved inside the first guide holes. The rotation of the first worm 5 drives the first worm wheel 9 to rotate, and the rotation of the first worm wheel 9 drives the first bidirectional threaded rod 7 to rotate synchronously, and the rotation of the first bidirectional threaded rod 7 drives the first clamping plate 8 to move along the first guide rod 10.

[0042] In the present invention, the second clamping and fixing mechanism also includes a plurality of groups of second fixing plates 26 fixedly connected to the top of the second supporting plate 2, and second mounting holes are respectively opened on the plurality of second fixing plates 26. Both ends of a plurality of second bidirectional threaded rods 27 are respectively movably sleeved inside the second mounting holes through bearings, and both ends of a plurality of second bidirectional threaded rods 27 are respectively threadedly sleeved with second clamping plates 28, and second threaded holes and second guide holes are respectively opened on the second clamping plates 28. Second guide rods 30 are respectively fixedly connected to the outer sides of the plurality of second fixing plates 26, and the second guide rods 30 are movably sleeved inside the second guide holes. The second bidirectional threaded rods 27 are threadedly sleeved inside the second threaded holes. The rotation of the second worm 25 drives the second worm gear 29 to rotate, and the rotation of the second worm gear 29 drives the second bidirectional threaded rod 27 to rotate. The rotation of the second bidirectional threaded rod 27 drives the second clamping plate 28 to move along the second guide rod 30.

[0043] In the present invention, the control mechanism includes an extension sleeve 12 movably sleeved with one end of the first worm 5, one end of the extension sleeve 12 is fixedly sleeved with a first bevel gear 15, one side of the second worm 25 corresponds to the first bevel gear 15 and is respectively fixedly connected to the second bevel gear 31 and the third bevel gear 32, one side of the first bevel gear 15 is respectively meshed with the second bevel gear 31 and the third bevel gear 32 for transmission, a first movable groove is opened at one side of the second support plate 2 corresponding to the extension sleeve 12, the extension sleeve 12 is movably sleeved inside the first movable groove, a traction ring 13 is installed below the extension sleeve 12, one side of the traction ring 13 is fixedly connected to a traction frame 14, one side of the first support plate 1 is fixedly connected to a push rod motor 24, and the output end of the push rod motor 24 is connected to the traction frame 1 4 is fixedly connected to the bottom, a second moving groove 18 is opened at one side of the first support plate 1 corresponding to the traction frame 14, one end of the traction frame 14 movably passes through the inside of the second moving groove 18, a third moving groove 17 is opened at one end of the first worm 5, and a limiting block 16 is fixedly connected to the inside of the extension sleeve 12 corresponding to the third moving groove 17, the extension sleeve 12 is movably sleeved at one end of the first worm 5, and the limiting block 16 is movably installed in the inside of the third moving groove 17, the push rod motor 24 is started and drives the traction frame 14 to move through the output end, and at the same time drives the traction ring 13 to move synchronously, and at the same time drives the extension sleeve 12 to move, and the first bevel gear 15 is meshed with the second bevel gear 31 and the third bevel gear 32 respectively through the movement of the extension sleeve 12.

[0044] In the present invention, a control panel 33 is fixedly connected to one side of the first support plate 1, and the control panel 33 is electrically connected to the drive motor 3 and the push rod motor 24 respectively. A through hole is opened on the trapezoidal limit block 19, and the extension sleeve 12 is movably sleeved inside the through hole. The drive motor 3 and the push motor 24 are started and stopped by the control panel 33.

[0045] Working principle: when in use, the first support plate 1 and the second support plate 2 are respectively placed at the construction and installation positions of the building steel structure, and the driving motor 3 and the push rod motor 24 are respectively controlled through the control panel 33. When the driving motor 3 is started, the first gear 4 is driven to rotate through the output shaft, and the rotation of the first gear 4 drives the second gear 11 to rotate synchronously, and the rotation of the second gear 11 drives the first worm 5 to rotate, and the rotation of the first worm 5 drives multiple first worm wheels 9 to rotate synchronously, and when the first worm wheel 9 rotates, it drives the first bidirectional threaded rod 7 to rotate, and the rotation of the first bidirectional threaded rod 7 drives the first clamping plate 8 to move smoothly along the first guide rod 10, and the steel structure is clamped and fixed by the movement of the first clamping plate 8;

[0046] The rotation of the first worm 5 synchronously drives the rotation of the extension sleeve 12, and the rotation of the extension sleeve 12 drives the first bevel gear 15 to rotate, and the rotation of the first bevel gear 15 drives the rotation of the second bevel gear 31 or the third bevel gear 32, and the rotation of the second bevel gear 31 or the third bevel gear 32 drives the rotation of the second worm 25, and the rotation of the second worm 25 drives the rotation of the second worm gear 29, and the rotation of the second worm gear 29 drives the rotation of the second bidirectional threaded rod 27, and the rotation of the second bidirectional threaded rod 27 drives the second clamping plate 28 to move smoothly along the second guide rod 30, and when the second clamping plate 28 moves, the other side of the steel structure building is clamped and fixed;

[0047] When the position of the second clamping and fixing mechanism needs to be moved and adjusted, the push rod motor 24 is started and controlled through the control panel 33. When the push rod motor 24 is retracted, the traction frame 14 is driven to move downward, and the extension sleeve 12 is driven to move downward through the traction ring 13. When the extension sleeve 12 moves downward, the first bevel gear 15 is separated from the second bevel gear 31 or the third bevel gear 32. After separation, the rotation of the crank 22 drives the rotation of the internal threaded sleeve 21, and the rotation of the internal threaded sleeve 21 meshes with the threaded rod 23. The second support plate 2 is engaged, so that the second support plate 2 moves along the trapezoidal limit block 19 through the trapezoidal slide rail 20, and the position is adjusted by the movement of the second support plate 2, and the meshing of the first bevel gear 15, the second bevel gear 31 and the third bevel gear 32 is controlled. After the position of the second support plate 2 is adjusted, the push rod motor 24 is started again to move the traction frame 14 upward, and at the same time, the extension sleeve 12 is driven upward through the traction ring 13 to make the first bevel gear 15 mesh with the second bevel gear 31 or the third bevel gear 32.

[0048] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A construction and installation device for a building steel structure, comprising a first support plate (1) and a second support plate (2) slidably connected to the top of the first support plate (1), It is characterized in that Also includes: A first motor frame (34), the first motor frame (34) being fixedly mounted on one side of the first support plate (1), and a first clamping and fixing mechanism being mounted on the first motor frame (34); a second motor frame (35), the second motor frame (35) being fixedly mounted above the second support plate (2), a second clamping and fixing mechanism being mounted on the second motor frame (35), and a control mechanism being arranged between the second clamping and fixing mechanism and the first clamping and fixing mechanism; A driving mechanism, the driving mechanism being mounted on one side of the first support plate (1) and being used to drive the first clamping and fixing mechanism; The first clamping and fixing mechanism comprises a first worm (5) rotatably connected to the first support plate (1) and a plurality of first worm wheels (9) meshing with the first worm (5) for transmission, each of the first worm wheels (9) being fixedly sleeved with a first bidirectional threaded rod (7), the driving mechanism driving the first worm (5) to rotate, the first worm (5) driving the plurality of first worm wheels (9) to rotate, and the rotation of the first worm wheel (9) driving the plurality of first bidirectional threaded rods (7) to rotate; The second clamping and fixing mechanism comprises a second worm (25) rotatably connected to the second support plate (2) and a plurality of second worm wheels (29) rotatably meshed with the second worm (25), a second bidirectional threaded rod (27) being fixedly sleeved in each of the second worm wheels (29), the rotation of the first worm (5) driving the plurality of second worm wheels (29) to rotate, and the rotation of the second worm wheels (29) driving the plurality of second bidirectional threaded rods (27) to rotate; The movable adjustment mechanism is also included, the movable adjustment mechanism is installed below the second support plate (2), the movable adjustment mechanism includes a trapezoidal limit block (19) fixedly connected to the top of the first motor frame (34), the bottom of the second support plate (2) is fixedly connected to a trapezoidal slide rail (20) corresponding to the trapezoidal limit block (19), the trapezoidal limit block (19) is movably sleeved inside the trapezoidal slide rail (20), the inside of the trapezoidal slide rail (20) is rotatably connected to an internal threaded sleeve (21), one side of the trapezoidal limit block (19) is fixedly connected to a threaded rod (23) corresponding to the internal threaded sleeve (21), the threaded rod (23) is installed inside the internal threaded sleeve (21), and one end of the internal threaded sleeve (21) is fixedly connected to a crank (22); The driving mechanism comprises a driving motor (3) mounted on a first supporting plate (1); an output shaft of the driving motor (3) is fixedly connected to a first gear (4); a second gear (11) is fixedly connected below the first worm (5) at a position corresponding to the first gear (4); the second gear (11) is meshed with the first gear (4) for transmission; The control mechanism comprises an extension sleeve (12) movably sleeved with one end of the first worm (5); a first bevel gear (15) is fixedly sleeved on one end of the extension sleeve (12); a second bevel gear (31) and a third bevel gear (32) are respectively fixedly connected to one side of the second worm (25) corresponding to the first bevel gear (15); one side of the first bevel gear (15) is meshed with the second bevel gear (31) and the third bevel gear (32) for transmission; a first movable groove is provided on one side of the second support plate (2) corresponding to the extension sleeve (12); the extension sleeve (12) is movably sleeved inside the first movable groove; a traction ring (13) is installed below the extension sleeve (12); one side of the traction ring (13) is fixedly mounted A traction frame (14) is connected, a push rod motor (24) is fixedly connected to one side of the first support plate (1), an output end of the push rod motor (24) is fixedly connected to the bottom of the traction frame (14), a second movable groove (18) is opened on one side of the first support plate (1) corresponding to the traction frame (14), one end of the traction frame (14) movably passes through the inside of the second movable groove (18), a third movable groove (17) is opened at one end of the first worm (5), a limit block (16) is fixedly connected to the inside of the extension sleeve (12) corresponding to the third movable groove (17), the extension sleeve (12) is movably sleeved on one end of the first worm (5), and the limit block (16) is movably installed inside the third movable groove (17); A control panel (33) is fixedly connected to one side of the first support plate (1), the control panel (33) being electrically connected to the drive motor (3) and the push rod motor (24) respectively, a through hole being provided on the trapezoidal limit block (19), and the extension sleeve (12) being movably sleeved inside the through hole.

2. A construction and installation device for a building steel structure according to claim 1, It is characterized in that The first clamping and fixing mechanism further comprises a plurality of groups of first fixing plates (6) which are fixedly connected in an array to one side of the first support plate (1), the plurality of groups of first fixing plates (6) are respectively provided with first mounting holes, the two ends of the plurality of first bidirectional threaded rods (7) are respectively movably sleeved inside the first mounting holes through bearings, the two ends of the plurality of first bidirectional threaded rods (7) are respectively threadedly sleeved with first clamping plates (8), the outer sides of the plurality of groups of first fixing plates (6) are respectively fixedly connected with first guide rods (10), the plurality of first clamping plates (8) are respectively provided with first threaded holes and first guide holes, the first bidirectional threaded rods (7) are threadedly sleeved inside the first threaded holes, and the first guide rods (10) are respectively movably sleeved inside the first guide holes.

3. A construction and installation device for a building steel structure according to claim 1, It is characterized in that The second clamping and fixing mechanism further comprises a plurality of groups of second fixing plates (26) fixedly connected to the top of the second support plate (2), the plurality of groups of second fixing plates (26) respectively having second mounting holes, the two ends of the plurality of second bidirectional threaded rods (27) respectively having movably sleeved inside the second mounting holes through bearings, the two ends of the plurality of second bidirectional threaded rods (27) respectively having second clamping plates (28) threadedly sleeved, the second clamping plates (28) respectively having second threaded holes and second guide holes respectively having second threaded holes, the outer sides of the plurality of second fixing plates (26) respectively having second guide rods (30) fixedly connected, the second guide rods (30) being movably sleeved inside the second guide holes, and the second bidirectional threaded rods (27) being threadedly sleeved inside the second threaded holes.

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