Building construction overhanging I-shaped steel pre-embedding fixing device

Abstract

The invention discloses a building construction overhanging I-shaped steel pre-embedded fixing device which comprises a foundation and I-shaped steel, the I-shaped steel is arranged at the installation position of the foundation, limiting rods are arranged in pre-embedded grooves, L-shaped supporting blocks are arranged on the periphery, corresponding to the outer side of a circular groove, of the bottom in a groove, and inner frames are arranged in the middles of the inner sides of the limiting rods. A supporting frame is arranged in the middle of the other side of the inner frame, a second lead screw is arranged in the middle of the interior of the supporting frame through a bearing seat, second threaded blocks are connected to the two ends of the second lead screw through threads, opposite L-shaped rods are arranged on the two sides of the second threaded blocks, and supporting plates are fixedly connected to the L-shaped rods through corresponding rod passing grooves. The limiting rods in the pre-buried grooves are supported and fixed, deviation is prevented from being generated, the follow-up fixing effect is prevented from being affected, the top and the inner side of I-shaped steel can be limited and fixed, and the fixing effect of the I-shaped steel is better.

Description

Technical Field

[0001] The invention relates to the technical field of cantilever I-beam pre-embedded technology, in particular to a cantilever I-beam pre-embedded fixing device for construction. Background Art

[0002] Building construction refers to the production activities during the implementation stage of engineering construction. It is the construction process of various buildings and the process of turning various lines on the design drawings into physical objects at designated locations. In the process of building construction, embedded fixing devices are required to limit and fix the I-beams.

[0003] In the prior art, general embedded fixing devices require embedded limit rods on both sides when in use. However, the limit rods may shift and tilt in the embedded groove before embedding, thereby affecting the subsequent limit fixation. Moreover, when the I-beam is embedded and fixed, the top and sides of the I-beam cannot be limited simultaneously, resulting in poor fixing and installation effect. Summary of the invention

[0004] The object of the present invention is to provide a pre-embedded fixing device for cantilevered I-beams in building construction to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a pre-embedded fixing device for cantilevered I-beams in construction, comprising a foundation and an I-beam, the foundation being provided with an installation location, the installation location of the foundation being provided with an I-beam, the foundations on both sides of the I-beam being evenly pre-embedded grooves, and the pre-embedded grooves being provided with limit rods; a circular groove is provided at the middle position of the bottom of the limit rod, and a groove is provided in the limit rod above the circular groove, an L-shaped support block is provided around the bottom of the groove corresponding to the outer side of the circular groove, and an opening is provided on the outer side wall of the L-shaped support block corresponding to the limit rod; an inner frame is provided at the middle position of the inner side of the limit rod, a support frame is provided at the middle position of the other side of the inner frame, a screw rod two with opposite threads at both ends is provided at the middle position of the support frame through a bearing seat, and both ends of the screw rod two are connected to a threaded block two by threads; opposite L-shaped rods are provided on both sides of the threaded block two, and the L-shaped rods on both sides of the threaded block two are The L-shaped support block is pressed and fixed to the I-beam by the rotating shaft, so that the I-beam can be prevented from shifting when the limit rod is buried, thereby affecting the subsequent limit fixing effect. When the limit rod is fixed, the rotating pressure block can be pressed and fixed to the I-beam, so that the I-beam can be prevented from shifting, and then the second screw rod drives the second threaded block to move, and the second threaded block drives the support plate to move in the opposite direction through the L-shaped rod, so as to support the inner side of the I-beam, so as to improve the limit fixing effect.

[0006] Preferably, a screw rod 1 is provided at the middle position of the inner frame near the limit rod side through the bearing seat, and a threaded block 1 is connected to the screw rod 1 through a thread, a lifting block is provided on the side of the threaded block 1 away from the limit rod, and a rotating pressure block is provided on the top of the lifting block, so that the screw rod 1 drives the threaded block 1 to move, and the threaded block 1 drives the lifting block to move, so that the lifting block drives the rotating pressure block to rise to the top of the I-beam, which is convenient for subsequent tightening.

[0007] Preferably, a rotating groove is provided in the side of the lifting block away from the screw rod, and a rotating shaft is provided in the rotating groove through a bearing seat, and the top of the rotating shaft is connected to the rotating pressure block through a bearing, so that the rotating pressure block rotates under the action of the rotating shaft to press the I-beam, thereby improving the fixing effect.

[0008] Preferably, a thread groove is provided in the middle position of the limiting rod, and a threaded rod is connected to the thread groove of the limiting rod through a thread, and the bottom end of the threaded rod is in a pointed cone shape, so that the threaded rod is rotated and pressed downward, and the pointed cone at the bottom end of the threaded rod can be inserted into the circular groove.

[0009] Preferably, springs are provided between the L-shaped support blocks outside the circular groove, and a slot is provided at the bottom of the circular groove corresponding to the embedded groove, so that when the staff takes the limit rod, the L-shaped support block will not slide out of the limit rod under the action of the spring.

[0010] Preferably, a slider is provided at the middle position of the bottom of the L-shaped support block close to one side of the circular groove, and a slide groove is provided in the middle groove of the bottom of the L-shaped support block, and the slide groove is slidably connected to the slider, so that the slider at the bottom of the L-shaped support block moves in the slide groove, which can make the L-shaped support block move more stably.

[0011] Preferably, the lifting block of the rotating pressure block near one end of the limiting rod is evenly provided with pin grooves, and pins are provided in the pin grooves of the lifting block, so that the pins limit the rotating pressure block to prevent it from rotating, causing the pressure on the top of the I-beam to disappear.

[0012] Preferably, the bottom end of the screw rod 1 is an optical axis, a gear 1 is provided on the optical axis of the screw rod 1, a turntable is provided on one side of the inner frame at a position corresponding to gear 1, and a rotating rod on the inner side of the turntable extends into the inner frame through a bearing, a gear 2 is provided at the other end of the rotating rod, and gear 2 is meshed with gear 1.

[0013] Preferably, the top of the limiting rod is provided with an external thread, and the top of the limiting rod is connected to a protective cover through a thread, so that after the threaded rod is screwed, the protective cover can be screwed onto the top of the limiting rod to protect the top of the threaded rod.

[0014] Preferably, an opening is provided at the position of the other side of the inner frame corresponding to the screw rod 1, and a slot is provided at the position of the top of the inner frame corresponding to the lifting block.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the embedded fixing device for cantilevered I-beams in construction cantilevered I-beams, by placing the limit rod into the embedded groove and then rotating the threaded rod at the top of the limit rod to rotate and move its bottom end downward, the L-shaped support block on the outer side of the circular groove can be squeezed outward through the opening, the L-shaped support block can support the inner wall of the embedded groove, and the limit rod can be prevented from shifting when being buried, thereby affecting its subsequent limit fixing effect; when the limit rod and the rotating pressure block are fixed, the turntable on the outer side of the support frame can be rotated to drive the second gear on the rotating rod to rotate, the second gear drives the first gear meshing with it to rotate, the first gear drives the second screw rod to rotate, the second screw rod drives the second threaded block to move upward, so that the second threaded block drives the L-shaped rod to move together, and the L-shaped rod drives the support plate to move in the opposite direction to support the inner side of the I-beam, so that its limit fixing effect is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the main cross-sectional structure of the present invention;

[0017] Figure 2 It is a schematic diagram of the top view and cross-sectional structure of the limit rod and the groove of the present invention;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the inner frame, gear 1 and gear 2 of the present invention from a side view;

[0019] Figure 4 It is a schematic diagram of the cross-sectional structure of the support frame, gear 1 and gear 2 of the present invention from a side view;

[0020] Figure 5 For the present invention Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 6 For the present invention Figure 1 The enlarged structural diagram at B in the middle;

[0022] Figure 7 For the present invention Figure 1 The enlarged structural diagram at C in the middle;

[0023] Figure 8 It is a schematic diagram of the cross-sectional structure of the limit rod of the present invention;

[0024] In the figure: 1. foundation; 2. limit rod; 3. I-beam; 4. threaded rod; 5. embedded groove; 6. slot; 7. inner frame; 8. threaded block 1; 9. lifting block; 10. screw rod 1; 11. L-shaped support block; 12. spring; 13. circular groove; 14. gear 1; 15. gear 2; 16. turntable; 17. slide groove; 18. groove; 19. pin; 20. rotating pressure block; 21. rotating shaft; 22. rotating groove; 23. slider; 24. support frame; 25. support plate; 26. screw rod 2; 27. L-shaped rod; 28. threaded block 2; 29. ​​protective cover. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention. 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.

[0026] See also Figure 1-8 The present invention provides an embodiment: a pre-embedded fixing device for cantilevered I-beams in construction, comprising a foundation 1 and an I-beam 3, wherein the foundation 1 is provided with an installation location, and the I-beam 3 is provided on the installation location of the foundation 1. Pre-embedded grooves 5 are evenly provided on the foundation 1 on both sides of the I-beam 3, and limit rods 2 are provided in the pre-embedded grooves 5, and circular grooves 13 are provided in the middle position of the bottom of the limit rod 2, and grooves 18 are provided in the limit rod 2 above the circular groove 13. A threaded groove is provided in the limit rod 2, and the threaded groove of the limit rod 2 is connected to a threaded rod 4 through a thread. The bottom end of the threaded rod 4 is in a pointed cone shape. An inner frame 7 is provided in the middle position of the inner side of the limit rod 2, and a support frame 24 is provided in the middle position of the other side of the inner frame 7, and a bearing seat is provided in the middle position of the support frame 24, and a screw rod 26 with opposite threads is provided at both ends, and a threaded block 28 is connected to both ends of the screw rod 26 through a thread.

[0027] L-shaped support blocks 11 are provided around the outer side of the circular groove 13 corresponding to the inner bottom of the groove 18, and openings are provided on the outer side walls of the L-shaped support blocks 11 corresponding to the limit rod 2. L-shaped rods 27 are provided on both sides of the second threaded block 28, and the L-shaped rods 27 on both sides of the second threaded block 28 are U-shaped, and the support frames 24 corresponding to the L-shaped rods 27 are provided with rod slots, and the L-shaped rods 27 are fixedly connected to the support plates 25 through the corresponding rod slots.

[0028] Springs 12 are disposed between the L-shaped support blocks 11 outside the circular groove 13 , and a slot 6 is disposed at the bottom of the circular groove 13 corresponding to the embedded groove 5 .

[0029] A screw rod 10 is provided at the middle position of the inner frame 7 near the limit rod 2 through the bearing seat, and a threaded block 8 is connected to the screw rod 10 through a thread, a lifting block 9 is provided on the side of the threaded block 8 away from the limit rod 2, and a rotating pressure block 20 is provided on the top of the lifting block 9, a rotating groove 22 is provided in the lifting block 9 away from the screw rod 10, and a rotating shaft 21 is provided in the rotating groove 22 through the bearing seat, and the top of the rotating shaft 21 is connected to the rotating pressure block 20 through a bearing, so that the screw rod 10 drives the threaded block 8 to rise, the threaded block 8 drives the lifting block 9 to move, and the lifting block 9 drives the rotating pressure block 20 to rise to the top of the I-beam 3, and then stops moving, and the rotating pressure block 20 is manually rotated to the top of the I-beam 3, and then the pin 19 is used to limit the outer side of the rotating pressure block 20, so that the inner frame 7 and the rotating pressure block 20 can limit and fix the I-beam 3 to prevent it from shifting.

[0030] The bottom end of the screw rod 10 and the middle section of the screw rod 26 are both optical axes, and the screw rods 10 and 26 are both provided with a gear 14, and a turntable 16 is provided at a position corresponding to the gear 14 on one side of the inner frame 7 and the support frame 24, and the turntable 16 is movably connected to the inner frame 7 and the support frame 24 through a bearing, and the other end of the turntable 16 is connected to the gear 2 15, and the gear 2 15 and the gear 14 are meshed with each other, and an opening is provided at the position corresponding to the screw rod 10 on the other side of the inner frame 7, and a slot is provided at the position corresponding to the lifting block 9 on the top of the inner frame 7, so that the work The personnel place the I-beam 3 at a pre-set position, and evenly open embedded grooves 5 on both sides thereof, then put the limit rod 2 into the embedded groove 5, so that the inner frame 7 inside the limit rod 2 fits with both sides of the I-beam 3, and then rotate the threaded rod 4 on the top of the limit rod 2, so that the bottom end of the threaded rod 4 rotates downward and inserts into the circular groove 13, and the L-shaped support block 11 outside the circular groove 13 can be squeezed outward through the opening, so that the L-shaped support block 11 can support the inner wall of the embedded groove 5, and prevent the limit rod 2 from shifting when filling, affecting its subsequent limit fixing effect. When moving the limit rod 2, the L-shaped support block 11 can be prevented from slipping through the opening by the action of the spring 12. When the limiting rod 2 and the rotating pressure block 20 are fixed, the rotating disk 16 on the outer side of the supporting frame 24 can be rotated to drive the gear 2 15 on the rotating rod to rotate, the gear 2 15 drives the gear 1 14 meshing therewith to rotate, the gear 1 14 drives the screw rod 26 to rotate, the screw rod 26 drives the threaded block 28 to move upward, so that the threaded block 28 drives the L-shaped rod 27 to move together, and the L-shaped rod 27 drives the supporting plate 25 to move in the opposite direction to support the inner side of the I-beam 3, so that its limiting and fixing effect can be better.

[0031] A slider 23 is provided at the middle position of the bottom of the L-shaped support block 11 near the circular groove 13, and a slide groove 17 is provided in the groove 18 in the middle of the bottom of the L-shaped support block 11, and the slide groove 17 is slidably connected to the slider 23, so that when the L-shaped support block 11 is subjected to the extrusion force of the threaded rod 4, the slider 23 at the bottom of the L-shaped support block 11 can move in the slide groove 17, so that the L-shaped support block 11 can move more stably.

[0032] The lifting block 9 at one end of the rotating pressure block 20 close to the limiting rod 2 is evenly provided with pin grooves, and the pin grooves of the lifting block 9 are all provided with pins 19, so that after the staff rotates the rotating pressure block 20, the pins 19 can be installed on the outside of the rotating pressure block 20 to limit it and prevent it from deviating during rotation.

[0033] The top of the limiting rod 2 is provided with an external thread, and the top of the limiting rod 2 is connected with a protective cover 29 through a thread, so that after the threaded rod 4 is screwed, the protective cover 29 can be screwed onto the limiting rod 2 to protect the top of the threaded rod 4.

[0034] When the embodiment of the present application is in use, the staff places the I-beam 3 at a pre-set position and evenly opens embedded grooves 5 on both sides thereof, then puts the limiting rod 2 into the embedded groove 5, so that the inner frame 7 inside the limiting rod 2 fits with the two sides of the I-beam 3, and then rotates the threaded rod 4 at the top of the limiting rod 2, so that the bottom end of the threaded rod 4 rotates and moves downward to be inserted into the circular groove 13, and the L-shaped support block 11 outside the circular groove 13 can be squeezed outward through the opening, and when the L-shaped support block 11 moves, the slider 23 at the bottom can be moved in the slide groove 17, so that the L-shaped support block 11 can move more stably, and then the L-shaped support block 11 can support the inner wall of the embedded groove 5, so as to prevent the limiting rod 2 from shifting when being buried, affecting its subsequent limiting and fixing effect, and when moving the limiting rod 2, the L-shaped support block 11 can be prevented from sliding through the opening by the action of the spring 12, and then the protective cover 29 can be screwed on the limiting rod 2 to protect the top of the threaded rod 4.

[0035] After the limit rod 2 is fixed, the turntable 16 on the outer side of the inner frame 7 can be rotated to drive the gear 2 15 on the rotating rod to rotate, and the gear 2 15 drives the gear 14 with its inner core to rotate, so that the gear 14 drives the threaded block 18 on the screw rod 10 to move, and the threaded block 18 drives the lifting block 9 to move, so that the lifting block 9 drives the rotating pressure block 20 to rise to the top of the I-beam 3 and then stops moving. Then manually rotate the rotating pressure block 20 to make it rotate to the top of the I-beam 3, and then use the pin 19 to limit the outer side of the rotating pressure block 20, so that the inner frame 7 and the rotating pressure block 20 can limit and fix the I-beam 3 to prevent it from shifting. Then the turntable 16 on the outer side of the support frame 24 can be rotated to drive the gear 2 15 on the rotating rod to rotate, the gear 2 15 drives the gear 1 14 meshing with it to rotate, the gear 1 14 drives the screw rod 26 to rotate, the screw rod 26 drives the threaded block 28 to move upward, so that the threaded block 28 drives the L-shaped rod 27 to move together, and the L-shaped rod 27 drives the support plate 25 to move in the opposite direction to support the inner side of the I-beam 3, which can make its limiting and fixing effect better.

[0036] Obviously, the above-described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

Claims

1. A pre-embedded fixing device for cantilevered I-beams in construction, characterized in that: The invention comprises a foundation (1) and an I-beam (3), wherein the foundation (1) is provided with an installation location, and the installation location of the foundation (1) is provided with an I-beam (3), and embedded grooves (5) are uniformly preset on the foundation (1) on both sides of the I-beam (3), and a limit rod (2) is provided in each of the embedded grooves (5); a circular groove (13) is provided in the middle of the bottom of the limit rod (2), and a groove (18) is provided in the limit rod (2) above the circular groove (13), and an L-shaped support block (11) is provided on the periphery of the inner bottom of the groove (18) corresponding to the outer side of the circular groove (13), and an opening is provided on the outer side wall of the L-shaped support block (11) corresponding to the limit rod (2); an inner frame (7) is provided in the middle of the inner side of the limit rod (2), and a support frame (24) is provided in the middle of the other side of the inner frame (7), and a screw thread is provided at both ends of the inner middle of the support frame (24) through a bearing seat. A screw rod (26) with opposite threads, both ends of the screw rod (26) are connected to a threaded block (28) through threads; opposite L-shaped rods (27) are provided on both sides of the threaded block (28), and the L-shaped rods (27) on both sides of the threaded block (28) are both U-shaped, and the support frame (24) corresponding to the L-shaped rod (27) is provided with a rod groove, and the L-shaped rod (27) is fixedly connected to the support plate (24) through the corresponding rod groove. 5); the middle ends of the second screw rods (26) are optical axes, and the optical axes of the second screw rods (26) are provided with gears (14); a rotating disk (16) is provided at a position corresponding to the gear (14) on one side of the support frame (24); a rotating rod inside the rotating disk (16) extends into the support frame (24) through a bearing, and the other end of the rotating rod inside the rotating disk (16) is provided with gears (15), and the gears (15) and gears (14) are meshed with each other.

2. The pre-embedded fixing device for cantilevered I-beams in construction according to claim 1 is characterized in that: A screw rod (10) is provided at the middle position of the inner frame (7) close to the limiting rod (2) through a bearing seat, and a threaded block (8) is connected to the screw rod (10) through a thread, and a lifting block (9) is provided on the side of the threaded block (8) away from the limiting rod (2), and a rotating pressure block (20) is provided on the top of the lifting block (9).

3. The pre-embedded fixing device for cantilevered I-beams in construction according to claim 2 is characterized in that: A rotating groove (22) is provided in the side of the lifting block (9) away from the screw rod (10), and a rotating shaft (21) is provided in the rotating groove (22) via a bearing seat, and the top of the rotating shaft (21) is connected to the rotating pressing block (20) via a bearing.

4. The pre-embedded fixing device for cantilevered I-beams in construction according to claim 1 is characterized in that: A thread groove is provided in the middle of the limiting rod (2), and a threaded rod (4) is connected to the thread groove of the limiting rod (2) via a thread, and the bottom end of the threaded rod (4) is in a pointed cone shape.

5. The pre-embedded fixing device for cantilevered I-beams in construction according to claim 1 is characterized in that: Springs (12) are arranged between the L-shaped support blocks (11) outside the circular groove (13), and a slot (6) is arranged at the bottom of the circular groove (13) corresponding to the embedded groove (5).

6. The pre-embedded fixing device for cantilevered I-beams in construction according to claim 1 is characterized in that: A sliding block (23) is provided at a middle position of the bottom of the L-shaped support block (11) close to one side of the circular groove (13), and a sliding groove (17) is provided in the groove (18) in the middle of the bottom of the L-shaped support block (11), and the sliding groove (17) is slidably connected to the sliding block (23).

7. The pre-embedded fixing device for cantilevered I-beams in construction according to claim 2 is characterized in that: The lifting block (9) near one end of the rotating pressing block (20) and the limiting rod (2) is evenly provided with pin grooves, and the pin grooves of the lifting block (9) are all provided with pins (19).

8. The pre-embedded fixing device for cantilevered I-beams in construction according to claim 2 is characterized in that: The bottom end of the screw rod 1 (10) is an optical axis, and a gear 1 (14) is arranged on the optical axis of the screw rod 1 (10). A rotating disk (16) is arranged on one side of the inner frame (7) at a position corresponding to the gear 1 (14), and a rotating rod on the inner side of the rotating disk (16) extends into the inner frame (7) through a bearing, and a gear 2 (15) is arranged on the other end of the rotating rod, and the gear 2 (15) and the gear 1 (14) are meshed with each other.

9. The pre-embedded fixing device for cantilevered I-beams in construction according to claim 1, characterized in that: The top end of the limiting rod (2) is provided with an external thread, and the top end of the limiting rod (2) is connected to a protective cover (29) via a thread.

10. The pre-embedded fixing device for cantilevered I-beams in construction according to claim 1, characterized in that: An opening is provided at the position of the screw rod 1 (10) on the other side of the inner frame (7), and a slot is provided at the position of the top of the inner frame (7) corresponding to the lifting block (9).

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