Building aluminum formwork fastening device

Abstract

The utility model relates to the technical field of building aluminum formworks, and discloses a building aluminum formwork fastening device which comprises an aluminum formwork body, side plates are fixedly connected to the two sides of the bottom of the aluminum formwork body respectively, a connecting plate and an inserting plate are fixedly connected to the opposite sides of the two side plates respectively, an inserting groove is formed in the inserting plate, and the connecting plate is fixedly connected with the inserting groove. Pin holes are formed in the upper sides, the lower sides, the left sides and the right sides of the connecting plates and the inserting plates, the connecting plates and the inserting plates are fixedly connected through pin rods, positioning holes are formed in the pin rods, and a mortise lock mechanism is arranged between the two inserting plates. According to the device, a plurality of aluminum formwork bodies can be fixedly connected through the mortise lock mechanism, the labor intensity of operators can be reduced through the labor-saving assembly, therefore, the connection tightness and the fastening connection efficiency of the device are greatly improved, and then the practicability of the device is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building aluminum formworks, in particular to a building aluminum formwork fastening device. Background Art

[0002] The full name of aluminum alloy formwork is aluminum alloy formwork for concrete engineering. It is a new generation of formwork system after plywood formwork, combined steel formwork system, steel frame wood (bamboo) plywood system, large formwork system, and early dismantling formwork system. Aluminum alloy formwork is made of aluminum alloy profiles as the main material. It is a formwork suitable for concrete engineering through mechanical processing and welding. It is designed according to the 50mm module and is composed of panels, ribs, main profiles, plane formwork, corner formwork, and early dismantling devices. The design and construction application of aluminum alloy formwork is an innovation in concrete engineering formwork technology, a promotion of prefabricated concrete technology, and a manifestation of the industrialization of construction technology.

[0003] The Chinese patent with the patent announcement number CN212317503U specifically discloses a fastening device for aluminum film construction templates for construction projects. When the fastening device for aluminum film construction templates for construction projects is used, the right end face of the aluminum film template is firstly fitted with the left end face of the aluminum film template, so that multiple through holes are in a concentric position, and the two aluminum film templates are spliced, and then the pin length shell is inserted into the through holes until the bottom end face of the block fits with the aluminum film template. At this time, the button is pressed to make the bottom of the internal rod body move downward through the cooperation of the reset spring and the top of the conical top block. When the spring sheet passes over the ejection slot, the spring sheet will be ejected by the spring sheet spring, so that the right end face of the aluminum film template is fixed with the left end face of the aluminum film template.

[0004] However, the above patent is not safe in actual application because the fixing method using only springs and pins may cause the loose pins to lead to unstable connection of aluminum formwork during the construction production process, thus seriously affecting the stability and safety of aluminum formwork production. Utility Model Content

[0005] The utility model aims to provide a building aluminum formwork fastening device, which solves the problems raised in the background technology.

[0006] An embodiment of the present application provides a building aluminum formwork fastening device, including an aluminum formwork main body, side panels are fixedly connected to both sides of the bottom of the aluminum formwork main body, and a connecting plate and a plug plate are fixedly connected to the opposite sides of the two side panels, respectively, a slot is provided inside the plug plate, and pin holes are provided on the upper and lower sides and left and right sides of the connecting plate and the plug plate. The connecting plate and the plug plate are fixedly connected by a pin rod, a positioning hole is provided inside the pin rod, and a locking mechanism is provided between the two plug plates.

[0007] By adopting the above technical solution, the device can quickly connect multiple aluminum template bodies and reinforce them, thereby greatly improving the fastness of the device.

[0008] Optionally, the locking mechanism includes a drive box and a two-way gear box installed on both sides of the side plates, both sides of the two-way gear box are fixedly connected with fixed cylinders, one side of the drive box is movably connected with a driven shaft through a labor-saving component, the other end of the driven shaft extends to the interior of the two-way gear box and is fixedly connected with a first bevel gear, both sides of the first bevel gear are meshedly connected with a second bevel gear, the interior of the second bevel gear is fixedly connected with a threaded rod, and the end of the threaded rod away from the second bevel gear is movably connected with an internally threaded sleeve rod through a limiting component.

[0009] By adopting the above technical solution, the device can quickly reinforce multiple aluminum template bodies through the locking mechanism, thereby greatly improving the fastening of the device.

[0010] Optionally, the labor-saving component includes a hand turntable mounted on the outer surface of the drive box, the interior of the hand turntable is fixedly connected to a rotating shaft, the other end of the rotating shaft extends to the interior of the drive box and is fixedly connected to a first gear, one side of the first gear is meshed with a second gear, and one side of the second gear is fixedly connected to the driven shaft.

[0011] By adopting the above technical solution, the device can reduce the labor intensity of operators through labor-saving components, thereby greatly improving the fastening connection efficiency of the device and further greatly improving the practicability of the device.

[0012] Optionally, the limiting assembly includes limiting grooves opened on both sides of the inner wall of the fixed cylinder, the limiting grooves are internally movably connected to a limiting rod, and the other end of the limiting rod is fixedly connected to the internal threaded sleeve rod.

[0013] By adopting the above technical solution and utilizing the limit assembly, the device can perform the locking process more stably.

[0014] Optionally, an anti-slip sleeve is fixedly connected to the outer surface of the hand turntable.

[0015] By adopting the above technical solution, the anti-slip cover can be used to prevent the operator from slipping.

[0016] Optionally, the inner diameter of the first gear is smaller than the inner diameter of the second gear.

[0017] By adopting the above technical solution, the device is more labor-saving by utilizing the principle that the small gear drives the large gear with more labor saving.

[0018] Optionally, the inner diameter of the positioning hole matches the outer diameter of the internally threaded sleeve.

[0019] By adopting the above technical solution, the internal threaded sleeve rod can pass through the positioning hole more easily.

[0020] Optionally, the slot is matched with the connecting plate, and the center lines of the slot and the pin holes on the upper and lower sides and the pin holes on the left and right sides of the connecting plate are located on the same straight line.

[0021] By adopting the above technical solution, the pin rod and the internal threaded sleeve rod can better fix the connecting plate and the plug plate.

[0022] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0023] The technical solution of the present application, by arranging a plug plate, a slot, a connecting plate, a pin hole, a pin rod, a positioning hole, a drive box, a hand turntable, a rotating shaft, a first gear, a second gear, a driven shaft, a bidirectional gear box, a fixing cylinder, a first bevel gear, a second bevel gear, a threaded rod and an internally threaded sleeve rod, enables the device to quickly fix and connect multiple aluminum formwork bodies through a latching mechanism, and can reduce the labor intensity of operators through labor-saving components, thereby greatly improving the connection tightness and fastening efficiency of the device, and thus greatly improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0025] Figure 1 It is a schematic diagram of the overall three-dimensional structure of a fastening device for building aluminum formwork of the utility model;

[0026] Figure 2 It is a three-dimensional structural schematic diagram of a plug plate of a fastening device for a building aluminum formwork according to the utility model;

[0027] Figure 3 This is a three-dimensional structural schematic diagram of a pin rod of a building aluminum formwork fastening device of the utility model;

[0028] Figure 4 It is a cross-sectional view of the connection part between the bidirectional gear box and the fixing cylinder in a fastening device for building aluminum formwork of the utility model;

[0029] Figure 5 The utility model is a schematic diagram of the three-dimensional structure inside a driving box in a fastening device for building aluminum formwork.

[0030] In the figure: 1. Aluminum formwork body; 2. Side plate; 3. Connecting plate; 4. Insert plate; 5. Slot; 6. Pin hole; 7. Pin rod; 8. Drive box; 9. Hand turntable; 10. Rotating shaft; 11. First gear; 12. Second gear; 13. Driven shaft; 14. Bidirectional gear box; 15. Fixed cylinder; 16. First bevel gear; 17. Second bevel gear; 18. Threaded rod; 19. Internally threaded sleeve rod; 20. Limiting groove; 21. Limiting rod; 22. Positioning hole. DETAILED DESCRIPTION

[0031] See also Figure 1-5 The utility model provides a technical solution: a building aluminum formwork fastening device, including an aluminum formwork body 1, side panels 2 are fixedly connected to both sides of the bottom of the aluminum formwork body 1, and the opposite sides of the two side panels 2 are respectively fixedly connected to a connecting plate 3 and a plug plate 4, a slot 5 is provided inside the plug plate 4, and pin holes 6 are provided on the upper and lower sides and the left and right sides of the connecting plate 3 and the plug plate 4. The connecting plate 3 and the plug plate 4 are fixedly connected by a pin rod 7, a positioning hole 22 is provided inside the pin rod 7, and a locking mechanism is provided between the two plug plates 4.

[0032] By adopting the above technical solution, the device can quickly connect multiple aluminum template bodies 1 and reinforce them, thereby greatly improving the fastness of the device.

[0033] In the implementation mode of the present application, Figure 1-4 As shown, the latch mechanism includes a drive box 8 and a bidirectional gear box 14 installed on both sides of the side plate 2, and both sides of the bidirectional gear box 14 are fixedly connected with a fixing cylinder 15, one side of the drive box 8 is movably connected with a driven shaft 13 through a labor-saving component, and the other end of the driven shaft 13 extends to the interior of the bidirectional gear box 14 and is fixedly connected with a first bevel gear 16, and both sides of the first bevel gear 16 are meshedly connected with a second bevel gear 17, and the interior of the second bevel gear 17 is fixedly connected with a threaded rod 18, and one end of the threaded rod 18 away from the second bevel gear 17 is movably connected with an internal threaded sleeve rod 19 through a limiting component.

[0034] By adopting the above technical solution, the device can quickly reinforce multiple aluminum template bodies 1 through the locking mechanism, thereby greatly improving the fastening of the device.

[0035] In the implementation mode of the present application, Figure 1 and Figure 5 As shown, the labor-saving component includes a hand turntable 9 installed on the outer surface of the drive box 8, and the interior of the hand turntable 9 is fixedly connected to a rotating shaft 10. The other end of the rotating shaft 10 extends to the interior of the drive box 8 and is fixedly connected to a first gear 11. One side of the first gear 11 is meshedly connected to a second gear 12, and one side of the second gear 12 is fixedly connected to a driven shaft 13.

[0036] By adopting the above technical solution, the device can reduce the labor intensity of operators through labor-saving components, thereby greatly improving the fastening connection efficiency of the device and further greatly improving the practicability of the device.

[0037] In the implementation mode of the present application, Figure 4 As shown, the limiting assembly includes limiting grooves 20 opened on both sides of the inner wall of the fixing tube 15 , and the limiting grooves 20 are movably connected inside with a limiting rod 21 , and the other end of the limiting rod 21 is fixedly connected to the internal threaded sleeve 19 .

[0038] By adopting the above technical solution and utilizing the limit assembly, the device can perform the locking process more stably.

[0039] In the implementation mode of the present application, Figure 1 As shown, the outer surface of the hand turntable 9 is fixedly connected with an anti-slip sleeve.

[0040] By adopting the above technical solution, the anti-slip cover can be used to prevent the operator from slipping.

[0041] In the implementation mode of the present application, Figure 5 As shown, the inner diameter of the first gear 11 is smaller than the inner diameter of the second gear 12 .

[0042] By adopting the above technical solution, the device is more labor-saving by utilizing the principle that the small gear drives the large gear with more labor saving.

[0043] In the implementation mode of the present application, Figure 1 and Figure 3 As shown, the inner diameter of the positioning hole 22 is matched with the outer diameter of the internally threaded sleeve 19 .

[0044] By adopting the above technical solution, the internal threaded sleeve 19 can pass through the positioning hole 22 more easily.

[0045] In the implementation mode of the present application, Figure 1 As shown, the slot 5 is matched with the connecting plate 3, and the center lines of the slot 5 and the pin holes 6 on the upper and lower sides and the pin holes 6 on the left and right sides of the connecting plate 3 are located on the same straight line.

[0046] By adopting the above technical solution, the pin rod 7 and the internal threaded sleeve rod 19 can better fix the connecting plate 3 and the plug plate 4.

[0047] When in use, the operator can quickly connect and fix multiple aluminum template bodies 1 through the latch mechanism. When connecting, the operator can insert the connecting plate 3 of the side plate 2 on one side of the first aluminum template body 1 into the slot 5 of the side plate 2 on one side of the second aluminum film plate body 1, and then fix the connecting plate 3 and the plug plate 4 through the pin rod 7 and the pin hole 6. After that, the operator rotates the hand turntable 9 to drive the first gear 11 to rotate through the rotating shaft 10. When the first gear 11 rotates, it will drive the second gear 12 to rotate by meshing. When the second gear 12 rotates, When the driven shaft 13 rotates, it will drive the driven shaft 13 to rotate. When the driven shaft 13 rotates, it will drive the first bevel gear 16 to rotate. When the first bevel gear 16 rotates, it will drive the second bevel gear 17 to rotate by meshing. When the second bevel gear 17 rotates, it will drive the threaded rod 18 to rotate. When the threaded rod 18 rotates, it will drive the internal threaded sleeve rod 19 to insert into the positioning hole 22 under the limiting action of the limiting groove 20 and the limiting rod 21, so that the connecting plate 3 and the plug plate 4 can be reinforced, thereby greatly improving the tightness of the device.

Claims

1. A building aluminum formwork fastening device, comprising an aluminum formwork body (1), Features: The bottom sides of the aluminum template body (1) are fixedly connected with side panels (2), and the opposite sides of the two side panels (2) are respectively fixedly connected with a connecting plate (3) and a plug plate (4), and a slot (5) is provided inside the plug plate (4). The upper and lower sides and the left and right sides of the connecting plate (3) and the plug plate (4) are provided with pin holes (6). The connecting plate (3) and the plug plate (4) are fixedly connected by a pin rod (7), and a positioning hole (22) is provided inside the pin rod (7). A locking mechanism is provided between the two plug plates (4).

2. A building aluminum formwork fastening device according to claim 1, Features: The latch mechanism comprises a drive box (8) and a bidirectional gear box (14) mounted on both sides of the side plate (2); both sides of the bidirectional gear box (14) are fixedly connected with a fixing cylinder (15); one side of the drive box (8) is movably connected with a driven shaft (13) through a labor-saving component; the other end of the driven shaft (13) extends into the interior of the bidirectional gear box (14) and is fixedly connected with a first bevel gear (16); both sides of the first bevel gear (16) are meshedly connected with a second bevel gear (17); a threaded rod (18) is fixedly connected inside the second bevel gear (17); and one end of the threaded rod (18) away from the second bevel gear (17) is movably connected with an internally threaded sleeve rod (19) through a limiting component.

3. A building aluminum formwork fastening device according to claim 2, Features: The labor-saving component comprises a hand turntable (9) mounted on the outer surface of a driving box (8), the interior of the hand turntable (9) is fixedly connected to a rotating shaft (10), the other end of the rotating shaft (10) extends to the interior of the driving box (8) and is fixedly connected to a first gear (11), one side of the first gear (11) is meshedly connected to a second gear (12), and one side of the second gear (12) is fixedly connected to a driven shaft (13).

4. A building aluminum formwork fastening device according to claim 2, Features: The limiting assembly comprises limiting grooves (20) provided on both sides of the inner wall of the fixing tube (15), the limiting grooves (20) are movably connected to a limiting rod (21) inside, and the other end of the limiting rod (21) is fixedly connected to the internal threaded sleeve (19).

5. A building aluminum formwork fastening device according to claim 3, Features: An anti-slip sleeve is fixedly connected to the outer surface of the hand turntable (9).

6. A building aluminum formwork fastening device according to claim 3, Features: The inner diameter of the first gear (11) is smaller than the inner diameter of the second gear (12).

7. A building aluminum formwork fastening device according to claim 2, Features: The inner diameter of the positioning hole (22) is matched with the outer diameter of the internal thread sleeve (19).

8. A building aluminum formwork fastening device according to claim 1, Features: The slot (5) is adapted to the connecting plate (3), and the center lines of the slot (5) and the pin holes (6) on the upper and lower sides and the pin holes (6) on the left and right sides of the connecting plate (3) are located on the same straight line.

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