CN217480847U

CN217480847U - Connecting device is used in building engineering curtain installation

Info

Publication number: CN217480847U
Application number: CN202121102857.6U
Authority: CN
Inventors: 鲍俊杰
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2022-09-23
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses a connecting device is used in installation of building engineering curtain, include: horizontal fossil fragments and two parallel vertical fossil fragments that parallel, both ends are perpendicular fixed connection with two vertical fossil fragments waist respectively about the horizontal fossil fragments, vertical fossil fragments leading flank middle part is fixed to be equipped with perpendicular spacing, and vertical fossil fragments leading flank has seted up the second mounting hole erecting spacing left and right sides symmetry, horizontal fossil fragments front side middle part is provided with horizontal spacing, horizontal spacing upper surface sliding connection has the box body. The utility model discloses the box body volume that well set up is less, and box body and its inside spare part weight are lighter, and a staff just can realize light transport and installation, during the installation, only need with the T type slider card income T type spout bottom the box body not can, labour saving and time saving to the efficiency of construction has been improved greatly.

Description

Connecting device is used in building engineering curtain installation

Technical Field

The utility model belongs to the technical field of the construction, especially, relate to a connecting device is used in installation of building engineering curtain.

Background

The curtain wall is an outer wall enclosure of a building and is a light wall with a decorative effect commonly used by modern large and high-rise buildings. Common curtain has marble panel and glass panels, and wherein glass curtain wall generally installs through special connecting piece, and the connector generally includes horizontal fossil fragments and vertical fossil fragments, and vertical fossil fragments are connected with the built-in fitting of building outer wall, and horizontal fossil fragments pass through the screw to be connected with vertical fossil fragments and through the electric welding reinforcement, finally install glass curtain wall between horizontal fossil fragments and vertical fossil fragments.

When the existing glass curtain wall is installed, hoisting equipment with larger volume and heavier weight needs to be installed on a roof.

However, the existing lifting equipment for curtain wall glass is large in size and heavy in weight, so that a large amount of physical power and time of workers are consumed for carrying and installing the existing lifting equipment on a roof, and the existing lifting equipment is not convenient enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connecting device is used in building engineering curtain installation to solve the handling equipment that has curtain wall glass because the volume is great, weight is heavier, lead to the transport and install and consume a large amount of physical power and time of workman on the roofing, convenient technical problem inadequately.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a connecting device is used in building engineering curtain installation, its includes horizontal fossil fragments and two parallel vertical fossil fragments that parallel, both ends respectively with two vertical fossil fragments waist perpendicular fixed connection about the horizontal fossil fragments, vertical fossil fragments leading flank middle part is fixed to be equipped with perpendicular spacing, and vertical fossil fragments leading flank has seted up the second mounting hole erecting spacing left and right sides symmetry, horizontal fossil fragments leading flank middle part is provided with horizontal spacing, surface sliding connection has the box body on the horizontal spacing.

The glass curtain wall component comprises a box body and is characterized in that take-up pulleys are arranged at the left end and the right end of the front side of the box body, lifting ropes are wound on the take-up pulleys, lifting hooks are fixedly arranged at the tail ends of the take-up pulleys, the front side of the box body is connected with a glass curtain wall component through the two take-up pulleys, a transmission mechanism connected with the take-up pulleys is arranged in the box body, a box cover is fixedly connected to the upper end of the box body through bolts, a manual driving mechanism movably connected with the transmission mechanism is arranged in the middle of the box cover, and a unidirectional rotation control mechanism is correspondingly arranged on the box cover and close to the manual driving mechanism.

The utility model adopts the above be used for building engineering curtain installation use connecting device, further: drive mechanism includes horizontal threaded rod and two fore-and-aft first pivots, both ends rotate with the box body left and right sides wall middle part respectively about the threaded rod to be connected, and threaded rod outside surface is close to the fixed first bevel gear that is equipped with in middle part, two both ends about first pivot is located the threaded rod top respectively, and first pivot outside surface middle part is fixed and is equipped with the worm wheel, and worm wheel and threaded rod intermeshing, both ends rotate with the box body front and back both sides wall respectively around the first pivot to be connected, lateral wall before the box body is passed to first pivot front end, and first pivot front end at the box body front side with take-up pulley trailing flank middle part fixed connection.

The utility model adopts the above be used for building engineering curtain installation use connecting device, further: the manual driving mechanism comprises a second rotating shaft, the middle of the second rotating shaft vertically penetrates through the middle of the box cover, the second rotating shaft and the box cover rotate mutually, a hand wheel is fixedly arranged at the upper end of the second rotating shaft, a ratchet wheel is fixedly sleeved at the middle lower part of the outer surface of the second rotating shaft, a second bevel gear is fixedly connected to the lower end of the second rotating shaft and meshed with the first bevel gear, and the diameter of the second bevel gear is larger than that of the first bevel gear.

The utility model adopts the above be used for building engineering curtain installation use connecting device, further: the utility model discloses a fixed cover of lid, including first fixed sleeve pipe, second pivot outside surface, first fixed sleeve pipe inner wall, second pivot outside surface and first fixed sleeve pipe inner side surface are equipped with first fixed sleeve pipe in the cover is equipped with first fixed sleeve pipe in the middle part cover, second pivot outside surface and first fixed sleeve pipe inner side surface all set up to smooth structure, second pivot outside surface is equipped with the sliding ring in first fixed sleeve pipe inboard is fixed, annular spout has been seted up with the sliding ring correspondence to first fixed sleeve pipe inner wall, first fixed sleeve pipe outer side surface lower extreme and lid middle part fixed connection, and fixed being equipped with between first fixed sleeve pipe outer side surface and the lid upper surface is first to strengthen helping.

The utility model adopts the above be used for building engineering curtain installation use connecting device, further: one-way rotation control mechanism includes the montant, montant outside surface lower extreme rotates through the hinge seat and is connected with the pawl, and pawl and ratchet phase-match, the fixed mounting that is equipped with in montant bottom one side, and be equipped with torque spring between mounting and the pawl, the fixed locating part that is equipped with of opposite side of montant bottom, the fixed cover in lower part is equipped with the fixed disk in the montant outside surface, the lid is passed perpendicularly to the montant upper end, and montant and lid slide from top to bottom relatively, the montant outside surface is equipped with the spring between fixed disk and lid, montant upper end fixedly connected with horizontal handle.

The utility model adopts the above be used for building engineering curtain installation use connecting device, further: montant outside surface cover is equipped with the fixed sleeve pipe of second, and the fixed sleeve pipe inner wall of second all sets up to smooth structure with montant outside surface, montant outside surface is fixed at fixed disk upside bilateral symmetry and is equipped with vertical spacing draw runner, and the fixed sleeve pipe inner wall of second corresponds with spacing draw runner and has seted up vertical spacing spout, fixed sleeve pipe outside surface lower extreme of second and lid fixed connection, and fixed second enhancement help that is equipped with between fixed sleeve pipe outside surface of second and the lid upper surface.

The utility model adopts the above be used for building engineering curtain installation use connecting device, further: the internal corner department that horizontal fossil fragments and vertical keel are connected is equipped with L shaped plate spare, and two faces on the L shaped plate spare are respectively through bolt and horizontal fossil fragments and vertical keel fixed connection.

The utility model adopts the above be used for building engineering curtain installation use connecting device, further: a transverse T-shaped sliding groove is formed in the middle of the upper surface of the transverse limiting strip, a T-shaped sliding block is fixedly arranged on the rear side of the surface of the box body, and the T-shaped sliding block is connected with the T-shaped sliding groove in a sliding mode.

The utility model adopts the above be used for building engineering curtain installation use connecting device, further: the glass curtain wall assembly comprises a glass panel and a frame, the glass panel is fixed on the inner side of a frame hole of the frame, and a first mounting hole is formed in the frame.

The utility model adopts the above be used for building engineering curtain installation use connecting device, further: a branch rope is fixedly connected to the position, close to the lifting hook, of the take-up pulley, and a sucking disc is fixedly arranged at the tail end of the branch rope.

The utility model has the advantages that:

1. when the utility model is used, the box body is firstly slid to a proper position, then the lifting hook at the tail end of the lifting rope catches the first mounting hole on the glass curtain wall component, the sucking disc sucks the glass panel, then the hand wheel is rotated clockwise, the hand wheel drives the second bevel gear to rotate through the second rotating shaft, the second bevel gear drives the threaded rod to rotate through the first bevel gear, the threaded rod drives the first rotating shaft to rotate through the turbine, thereby the take-up pulley at the front end of the first rotating shaft rotates, the take-up pulley winds the lifting rope, thereby the glass curtain wall component is lifted until the glass curtain wall component moves to a proper height, then an operator pushes and adjusts the position of the glass curtain wall component, the left edge and the right edge of the glass curtain wall component correspond to the edge position of the vertical limiting edge, the first mounting hole corresponds to the position of the second mounting hole, thereby the subsequent fixation can be realized, the box body is moved along the T-shaped sliding chute after the single glass curtain wall component is mounted, the installation work of other glass curtain walls in the same row is carried out by repeated operation; the utility model discloses the box body volume that well set up is less, and box body and its inside spare part weight are lighter, and a staff just can realize light transport and installation, during the installation, only need with the T type slider card income T type spout bottom the box body not can, labour saving and time saving to the efficiency of construction has been improved greatly.

2. The pawl arranged in the unidirectional rotation control mechanism of the utility model enables the ratchet wheel to rotate only in the forward direction under the matching of the torsion spring and the limiting part, and enables the take-up pulley to wind the lifting rope only, thereby preventing the danger that the glass curtain wall component falls caused by the accidental loosening of the hand wheel by workers, and greatly improving the safety of the device; make when the glass curtain wall subassembly is too high by the handling, thereby can grasp the hand wheel on the one hand and lift up the montant through horizontal handle on the other hand and make the pawl break away from the worm wheel, suitably loosen the hand wheel again, make the glass curtain wall subassembly descend to setting position, then loosen horizontal handle again, at this moment, under the effect of spring force, the montant descends to original position to make the pawl reappear and can block the worm wheel, so not only guaranteed the device's security, still improved the device's practicality greatly.

Drawings

The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:

FIG. 1 is a front view schematically illustrating a connecting device for mounting a curtain wall in construction engineering according to an embodiment;

fig. 2 is a schematic view of a cross-sectional three-dimensional structure of a T-shaped chute according to an embodiment of the present invention;

fig. 3 is a schematic view of a front view cross-sectional structure of a case according to an embodiment of the present invention;

fig. 4 is an enlarged schematic view a of an embodiment of the present invention;

fig. 5 is an enlarged schematic view B according to an embodiment of the present invention;

FIG. 6 is a schematic top view of a ratchet and pawl according to an embodiment of the present invention;

fig. 7 is a schematic top view of a second fixing sleeve according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a transverse keel; 2. a vertical keel; 3. an L-shaped plate; 4. erecting a limiting strip; 5. a horizontal limiting strip; 6. a T-shaped chute; 7. a box body; 8. a T-shaped slider; 9. a box cover; 10. a glass panel; 11. a frame; 12. a first mounting hole; 13. a take-up pulley; 14. a lifting rope; 15. a hook; 16. rope supporting; 17. a suction cup; 18. a threaded rod; 19. a first bevel gear; 20. a worm gear; 21. a first rotating shaft; 22. a second rotating shaft; 23. a first fixed sleeve; 24. a first reinforcement aid; 25. a slip ring; 26. an annular chute; 27. a hand wheel; 28. a ratchet wheel; 29. a second bevel gear; 30. a vertical rod; 31. a pawl; 32. a fixing member; 33. a torsion spring; 34. a limiting member; 35. a second mounting hole; 36. fixing the disc; 37. a spring; 38. a second fixed sleeve; 39. a limiting slide bar; 40. a limiting chute; 41. a second reinforcement aid; 42. a transverse handle.

Detailed Description

Hereinafter, embodiments of the connecting device for installation of a curtain wall in construction work of the present invention will be described with reference to the accompanying drawings.

The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are both explanatory and exemplary, and should not be construed as limiting the scope of the embodiments and the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

Fig. 1-7 show that the utility model discloses a connecting device is used in installation of building engineering curtain wall of embodiment, it includes: the transverse keel comprises a transverse keel 1 and two vertical keels 2 which are parallel and parallel, the left end and the right end of the transverse keel 1 are respectively and fixedly connected with the waist parts of the two vertical keels 2, specifically, an L-shaped plate element 3 is arranged at the internal corner where the transverse keel 1 is connected with the vertical keels 2, two plate surfaces on the L-shaped plate element 3 are respectively and fixedly connected with the transverse keel 1 and the vertical keels 2 through bolts, a vertical limiting strip 4 is fixedly arranged in the middle of the front side surface of each vertical keel 2, second mounting holes 35 are symmetrically formed in the left side and the right side of the vertical limiting strip 4 on the front side surface of each vertical keel 2, a transverse limiting strip 5 is arranged in the middle of the front side of each transverse keel 1, a box body 7 is connected to the upper surface of each transverse limiting strip 5 in a sliding manner, specifically, a transverse T-shaped sliding groove 6 is formed in the middle of the upper surface of each transverse limiting strip 5, and a T-shaped sliding block 8 is fixedly arranged on the rear side of the front surface of each box body 7, and the T-shaped sliding block 8 is connected with the T-shaped sliding groove 6 in a sliding way.

The glass curtain wall component comprises a glass panel 10 and a frame 11, wherein the glass panel 10 is fixed on the inner side of a frame hole of the frame 11, the frame 11 is provided with a first mounting hole 12, the box body 7 is internally provided with a transmission mechanism connected with the take-up pulley 13, the transmission mechanism comprises a transverse threaded rod 18 and two longitudinal first rotating shafts 21, the left end and the right end of the threaded rod 18 are respectively rotatably connected with the middle parts of the left side wall and the right side wall in the box body 7, the outer side surface of the threaded rod 18 is fixedly provided with a first bevel gear 19 near the middle part, the two first rotating shafts 21 are respectively positioned at the left end and the right end above the threaded rod 18, the middle part of the outer side surface of the first rotating shaft 21 is fixedly provided with a worm gear 20, the worm wheel 20 is meshed with the threaded rod 18, the front end and the rear end of the first rotating shaft 21 are respectively connected with the front side wall and the rear side wall in the box body 7 in a rotating manner, the front end of the first rotating shaft 21 penetrates through the front side wall of the box body 7, the front end of the first rotating shaft 21 is fixedly connected with the middle part of the rear side face of the take-up pulley 13 at the front side of the box body 7, the upper end of the box body 7 is fixedly connected with the box cover 9 through bolts, a manual driving mechanism movably connected with a transmission mechanism is arranged in the middle of the box cover 9 and comprises a second rotating shaft 22, the middle part of the second rotating shaft 22 vertically penetrates through the middle part of the box cover 9, the second rotating shaft 22 and the box cover 9 rotate mutually, specifically, a first fixed sleeve 23 is sleeved in the middle of the outer side surface of the second rotating shaft 22, the outer side surface of the second rotating shaft 22 and the inner side surface of the first fixed sleeve 23 are both set to be smooth structures, a slip ring 25 is fixedly arranged on the outer side surface of the second rotating shaft 22 at the inner side of the first fixed sleeve 23, the inner wall of the first fixed sleeve 23 is provided with an annular sliding groove 26 corresponding to the sliding ring 25, the lower end of the outer side surface of the first fixed sleeve 23 is fixedly connected with the middle part of the box cover 9, a first reinforcing aid 24 is fixedly arranged between the outer side surface of the first fixed sleeve 23 and the upper surface of the box cover 9, the upper end of the second rotating shaft 22 is fixedly provided with a hand wheel 27, the middle lower part of the outer side surface of the second rotating shaft 22 is fixedly sleeved with a ratchet wheel 28, the lower end of the second rotating shaft 22 is fixedly connected with a second bevel gear 29, the second bevel gear 29 is meshed with the first bevel gear 19, the diameter of the second bevel gear 29 is larger than that of the first bevel gear 19, the box cover 9 is provided with a unidirectional rotation control mechanism corresponding to the manual driving mechanism near the manual driving mechanism, the unidirectional rotation control mechanism comprises a vertical rod 30, the lower end of the outer side surface of the vertical rod 30 is rotatably connected with a pawl 31 through a hinge base, and the pawl 31 is matched with the ratchet wheel 28, a fixing part 32 is fixedly arranged on one side of the bottom of the vertical rod 30, a torsion spring 33 is arranged between the fixing part 32 and the pawl 31, a limiting part 34 is fixedly arranged on the other side of the bottom of the vertical rod 30, a fixing disc 36 is fixedly arranged on the middle lower part of the outer side surface of the vertical rod 30, the upper end of the vertical rod 30 vertically penetrates through the box cover 9, the vertical rod 30 and the box cover 9 relatively slide up and down, specifically, a second fixing sleeve 38 is sleeved on the outer side surface of the vertical rod 30, the inner wall of the second fixing sleeve 38 and the outer side surface of the vertical rod 30 are both set to be smooth structures, vertical limiting sliding strips 39 are symmetrically and fixedly arranged on the outer side surface of the vertical rod 30 on the upper side of the fixing disc 36 in a left-right mode, vertical limiting sliding grooves 40 are correspondingly arranged on the inner wall of the second fixing sleeve 38 and the limiting sliding strips 39, and the vertical rod 30 can not rotate in the second fixing sleeve 38 through the arrangement of the limiting sliding strips 39 and the limiting sliding grooves 40, can only slide up and down, second fixed sleeve 38 outside surface lower extreme and lid 9 fixed connection, and fixed being equipped with the second between second fixed sleeve 38 outside surface and the lid 9 upper surface and strengthening helping 41, montant 30 outside surface overlaps between fixed disk 36 and lid 9 and is equipped with spring 37, montant 30 upper end fixedly connected with horizontal handle 42.

Furthermore, a branch rope 16 is fixedly connected to the take-up pulley 13 at a position close to the hook 15, and a suction cup 17 is fixedly arranged at the tail end of the branch rope 16.

The working principle is as follows:

when the utility model is used, firstly the box body 7 is slid to a proper position, then the hook 15 at the end of the lifting rope 14 hooks the first mounting hole 12 on the glass curtain wall component, the sucking disc sucks 17 the glass panel 10, then the hand wheel 27 is rotated clockwise, the hand wheel 27 drives the second bevel gear 29 to rotate through the second rotating shaft 22, the second bevel gear 29 drives the threaded rod 18 to rotate through the first bevel gear 19, the threaded rod 18 drives the first rotating shaft 21 to rotate through the turbine 20, so that the take-up pulley 13 at the front end of the first rotating shaft 21 rotates, the take-up pulley 13 winds up the lifting rope 14, further the glass curtain wall component is lifted until the glass curtain wall component moves to a proper height, then an operator pushes and adjusts the position of the glass curtain wall component, the left edge and the right edge of the glass curtain wall component correspond to the edge position of the vertical limiting edge, and the first mounting hole 12 corresponds to the position of the second mounting hole 35, the subsequent fixation can be realized, the box body 7 is moved along the T-shaped chute 6 after the single glass curtain wall component is installed, and the installation work of other glass curtain walls in the same row is carried out by repeated operation; the utility model discloses the 7 volumes of box body that well set up are less, and box body 7 and its inside spare part weight are lighter, and a staff just can realize light transport and installation, during the installation, only need with the T type slider 8 card of 7 bottoms of box body go into T type spout 6 can, labour saving and time saving to the efficiency of construction has been improved greatly.

In the utility model, the pawl 31 arranged on the unidirectional rotation control mechanism enables the ratchet 28 to rotate only in the forward direction under the matching of the torsion spring 33 and the limiting part 34, and enables the take-up pulley 13 to wind the lifting rope 14, thereby preventing the danger that the glass curtain wall component falls because of accidental loosening of the hand wheel 27 by workers, and greatly improving the safety of the device; make when the glass curtain wall subassembly is too high by the handling, thereby can grasp hand wheel 27 on the one hand and lift montant 30 on the other hand through horizontal handle 42 and make pawl 31 break away from worm wheel 20, properly loosen hand wheel 27 again, make the glass curtain wall subassembly descend to the set position, then loosen horizontal handle 42 again, at this moment, under the effect of spring 37 elasticity, montant 30 descends to original position, and make pawl 31 reappear and can block worm wheel 20, the security of the device has not only been guaranteed like this, the practicality of the device has still been improved greatly.

The above-disclosed technical features are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the utility model, so as to achieve the purpose of the utility model.

Claims

1. The utility model provides a connecting device is used in installation of building engineering curtain which characterized in that includes: the novel horizontal keel structure comprises a horizontal keel (1) and two vertical keels (2) which are parallel and parallel, wherein the left end and the right end of the horizontal keel (1) are respectively and fixedly connected with the waist parts of the two vertical keels (2) in a vertical mode, a vertical limiting strip (4) is fixedly arranged in the middle of the front side surface of each vertical keel (2), second mounting holes (35) are symmetrically formed in the left side and the right side of the front side surface of each vertical keel (2) in the vertical limiting strip (4), a horizontal limiting strip (5) is arranged in the middle of the front side of the horizontal keel (1), and a box body (7) is connected to the upper surface of each horizontal limiting strip (5) in a sliding mode;

both ends all are equipped with take-up pulley (13) about box body (7) leading flank, go up around being equipped with lifting rope (14) on take-up pulley (13), and take-up pulley (13) end is fixed and is equipped with lifting hook (15), box body (7) front side is connected with the glass curtain wall subassembly through two take-up pulleys (13), be provided with the drive mechanism who is connected with take-up pulley (13) in box body (7), bolt fixedly connected with lid (9) are passed through to box body (7) upper end, and lid (9) middle part be provided with drive mechanism swing joint's manual drive mechanism, it is provided with unidirectional rotation control mechanism to correspond with manual drive mechanism near manual drive mechanism on lid (9).

2. The connecting device for mounting the curtain wall in the building engineering according to claim 1, the transmission mechanism comprises a transverse threaded rod (18) and two longitudinal first rotating shafts (21), the left end and the right end of the threaded rod (18) are respectively and rotatably connected with the middle parts of the left side wall and the right side wall in the box body (7), a first bevel gear (19) is fixedly arranged on the outer side surface of the threaded rod (18) close to the middle part, two first rotating shafts (21) are respectively positioned at the left end and the right end above the threaded rod (18), a worm gear (20) is fixedly arranged in the middle part of the outer side surface of each first rotating shaft (21), the worm wheel (20) is meshed with the threaded rod (18), the front end and the rear end of the first rotating shaft (21) are respectively and rotatably connected with the front side wall and the rear side wall in the box body (7), the front end of the first rotating shaft (21) penetrates through the front side wall of the box body (7), and the front end of the first rotating shaft (21) is fixedly connected with the middle part of the rear side surface of the take-up pulley (13) at the front side of the box body (7).

3. The connecting device for mounting the curtain wall in the building engineering as claimed in claim 1, wherein the manual driving mechanism comprises a second rotating shaft (22), the middle of the second rotating shaft (22) vertically passes through the middle of the box cover (9), the second rotating shaft (22) and the box cover (9) rotate mutually, a hand wheel (27) is fixedly arranged at the upper end of the second rotating shaft (22), a ratchet wheel (28) is fixedly arranged at the middle lower part of the outer side surface of the second rotating shaft (22), a second bevel gear (29) is fixedly connected at the lower end of the second rotating shaft (22), the second bevel gear (29) is meshed with the first bevel gear (19), and the diameter of the second bevel gear (29) is larger than that of the first bevel gear (19).

4. The connecting device for mounting the curtain wall in the constructional engineering as claimed in claim 3, wherein a first fixing sleeve (23) is sleeved in the middle of the outer side surface of the second rotating shaft (22), the outer side surface of the second rotating shaft (22) and the inner side surface of the first fixing sleeve (23) are both set to be smooth structures, a sliding ring (25) is fixedly arranged on the inner side of the first fixing sleeve (23) on the outer side surface of the second rotating shaft (22), an annular sliding groove (26) is correspondingly formed in the inner wall of the first fixing sleeve (23) and the sliding ring (25), the lower end of the outer side surface of the first fixing sleeve (23) is fixedly connected with the middle of the box cover (9), and a first reinforcing aid (24) is fixedly arranged between the outer side surface of the first fixing sleeve (23) and the upper surface of the box cover (9).

5. The connecting device for mounting the curtain wall in the building engineering as claimed in claim 1, wherein the unidirectional rotation control mechanism comprises a vertical rod (30), the lower end of the outer surface of the vertical rod (30) is rotatably connected with a pawl (31) through a hinge seat, the pawl (31) is matched with a ratchet (28), a fixing member (32) is fixedly arranged on one side of the bottom of the vertical rod (30), a torsion spring (33) is arranged between the fixing member (32) and the pawl (31), a limiting member (34) is fixedly arranged on the other side of the bottom of the vertical rod (30), a fixing disc (36) is fixedly arranged on the middle lower portion of the outer surface of the vertical rod (30), the upper end of the vertical rod (30) vertically penetrates through the box cover (9), the vertical rod (30) and the box cover (9) slide up and down relatively, a spring (37) is sleeved on the outer surface of the vertical rod (30) between the fixing disc (36) and the box cover (9), the upper end of the vertical rod (30) is fixedly connected with a transverse handle (42).

6. The connecting device for the installation of the building engineering curtain wall as claimed in claim 5, wherein a second fixing sleeve (38) is sleeved on the outer side surface of the vertical rod (30), the inner wall of the second fixing sleeve (38) and the outer side surface of the vertical rod (30) are both set to be smooth structures, vertical limiting sliding strips (39) are fixedly arranged on the outer side surface of the vertical rod (30) on the upper side of a fixing disc (36) in a bilateral symmetry mode, vertical limiting sliding grooves (40) are correspondingly formed in the inner wall of the second fixing sleeve (38) and the limiting sliding strips (39), the lower end of the outer side surface of the second fixing sleeve (38) is fixedly connected with the box cover (9), and a second reinforcing aid (41) is fixedly arranged between the outer side surface of the second fixing sleeve (38) and the upper surface of the box cover (9).

7. The connecting device for mounting the curtain wall in the constructional engineering as claimed in claim 1, wherein an L-shaped plate (3) is arranged at the internal corner where the transverse keel (1) is connected with the vertical keel (2), and two plate surfaces on the L-shaped plate (3) are respectively fixedly connected with the transverse keel (1) and the vertical keel (2) through bolts.

8. The connecting device for mounting the curtain wall in the constructional engineering as claimed in claim 1, wherein a transverse T-shaped sliding groove (6) is formed in the middle of the upper surface of the transverse limiting strip (5), a T-shaped sliding block (8) is fixedly arranged on the rear side of the front surface of the box body (7), and the T-shaped sliding block (8) is connected with the T-shaped sliding groove (6) in a sliding manner.

9. The connecting device for mounting the curtain wall in the constructional engineering as claimed in claim 1, wherein the glass curtain wall assembly comprises a glass panel (10) and a frame (11), the glass panel (10) is fixed on the inner side of a frame hole of the frame (11), and the frame (11) is provided with a first mounting hole (12).

10. The connecting device for mounting the curtain wall in the building engineering as claimed in claim 1, wherein a branch rope (16) is fixedly connected to the take-up pulley (13) near the lifting hook (15), and a suction cup (17) is fixedly arranged at the tail end of the branch rope (16).