Adjustable clamping fixing device for precast beam end

Abstract

The utility model discloses an adjustable clamping fixing device for precast beam ends, which comprises a base, the inner wall of the base is movably connected with a double-thread screw, the outer surface of the double-thread screw is in threaded connection with a moving block, the lower surface of the moving block is fixedly connected with a fixing plate, and the fixing plate is in threaded connection with the double-thread screw. According to the adjustable clamping and fixing device for the precast beam end, a first rotating handle is used for rotating a double-thread screw from the position of a side groove, so that two moving blocks on the double-thread screw drive the fixing plate to start to move, and the fixing plate drives the double-thread screw to move; according to the length or width of the top end of the precast beam, clockwise rotation or anticlockwise rotation is determined, the two fixing plates are controlled to be close to each other or away from each other, after the positions are adjusted, when the device is fixed, the two fixing plates are attached to the outer surface of the end of the precast beam, the limiting plate is located on the end face, and therefore the clamping fixing structure can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated beam connection, in particular to an adjustable clamping and fixing device for a prefabricated beam end. Background Art

[0002] Prefabricated beams are beams that are prefabricated in factories and then transported to the construction site for installation and fixation in the position required by the design.

[0003] When the existing prefabricated beam ends are fixed in position, most of them are non-adjustable fixed frame structures, which cannot be used with prefabricated beam ends of different sizes. The fixing structure cannot be adjusted and has poor applicability. Therefore, a fixing device with adjustable positioning is needed. Utility Model Content

[0004] The main purpose of the utility model is to provide an adjustable positioning and fixing device for a prefabricated beam end, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] An adjustable positioning and fixing device for a prefabricated beam end comprises a base, an inner wall of the base is movably connected with a double-threaded screw, an outer surface of the double-threaded screw is threadedly connected with a moving block, a lower surface of the moving block is fixedly connected with a fixing plate, an upper surface of the fixing plate is fixedly connected with a limiting plate, and the front and back sides of the base are fixedly connected with guide frames.

[0007] In order to achieve the effect of rotating the double-threaded screw, as an adjustable positioning and fixing device for the end of a prefabricated beam of the utility model, a side groove is opened on one side of the base, and a first turning handle is arranged in the middle of the outer surface of the double-threaded screw.

[0008] In order to achieve the effect of adjusting the position of the top clamp seat, the utility model provides an adjustable positioning fixing device for the end of a prefabricated beam. A fixing groove is provided on the front side of the fixing plate, a lifting plate is movably connected to the inner wall of the base, and a top clamp seat is fixedly connected to the upper surface of the lifting plate.

[0009] In order to achieve the effect of installing a double-threaded sleeve, as an adjustable positioning and fixing device for a prefabricated beam end of the utility model, a mounting hole is opened on the front of the top clamp seat, and a double-threaded sleeve is movably connected to the inner wall of the mounting hole.

[0010] In order to achieve the effect of adjusting the position of the pressure head, as an adjustable positioning fixing device for the end of a prefabricated beam of the utility model, the inner wall of one end of the double-threaded sleeve is threadedly connected to a first screw, and the inner wall of the other end of the double-threaded sleeve is threadedly connected to a second screw.

[0011] In order to achieve the effect of limiting the positions of the two ends of the double-threaded sleeve, as an adjustable positioning fixing device for the prefabricated beam end of the utility model, one end of the first screw and the second screw are fixedly connected with a pressure head, and the inner wall of the mounting hole is fixedly connected with a limiting ring.

[0012] In order to achieve the effect of fixing the position of the lifting plate, as an adjustable positioning and fixing device for the end of a prefabricated beam of the utility model, a threaded hole is opened on one side of the lifting plate, and a stud is threadedly connected to the inner wall of the threaded hole.

[0013] In order to achieve the effect of rotating the stud, as an adjustable positioning fixing device for a prefabricated beam end of the utility model, one end of the stud is fixedly connected to a second turning handle.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The adjustable positioning fixing device for the precast beam end adjusts the position of the fixing plate by setting a base, a double-threaded screw, a moving block, a fixing plate, a limiting plate and a guide frame. The double-threaded screw is rotated using a first turning handle from the side groove so that the two moving blocks on the double-threaded screw start to move with the fixing plate. According to the length or width of the top end of the precast beam, it is determined whether to rotate clockwise or counterclockwise to control the two fixing plates to move closer to or farther from each other. After the position is adjusted, when the device is fixed, the two fixing plates are attached to the outer surface of the precast beam end, and the limiting plate is located on the end surface, so that the positioning fixing structure can be adjusted to adapt to precast beam ends of different sizes for use, thereby improving the applicability of the device.

[0016] 2. The adjustable positioning and fixing device for the end of the prefabricated beam is provided with a base, a lifting plate, a top clamp seat, a threaded hole and a stud. The lifting plate moves up and down in the base to adjust the position of the top clamp seat, and the stud is tightened in the threaded hole to fix the position of the lifting plate; through the provision of a double-threaded sleeve, a first screw, a second screw and a pressure head, the double-threaded stud is rotated clockwise or counterclockwise to control the first screw or the second screw to move closer to or farther from each other, thereby changing the position of the pressure head. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic structural diagram of an adjustable positioning and fixing device for a prefabricated beam end according to Embodiment 1 of the utility model;

[0018] Figure 2 This is a schematic diagram of the axonometric structure of an adjustable positioning fixing device for a prefabricated beam end in Example 1 of the utility model, viewed from above;

[0019] Figure 3 This is a schematic diagram of the axonometric structure of an adjustable positioning fixing device for a prefabricated beam end in a rear view according to Embodiment 1 of the utility model;

[0020] Figure 4 This is a schematic cross-sectional structural diagram of an adjustable positioning fixing device for a prefabricated beam end in embodiment 1 of the utility model;

[0021] Figure 5 This is a schematic cross-sectional view of a mounting hole in an adjustable positioning fixing device for a prefabricated beam end according to Embodiment 1 of the utility model;

[0022] Figure 6 This is a schematic cross-sectional view of a double-thread screw in an adjustable positioning fixing device for a prefabricated beam end in Example 1 of the utility model;

[0023] Figure 7 This is a schematic diagram of the exploded axonometric structure of an adjustable positioning and fixing device for a prefabricated beam end according to Example 1 of the utility model.

[0024] In the figure: 1. base; 2. double-threaded screw; 3. moving block; 4. fixed plate; 5. limit plate; 6. guide frame; 7. first handle; 8. side groove; 9. fixed groove; 10. lifting plate; 11. top clamp seat; 12. mounting hole; 13. double-threaded sleeve; 14. first screw; 15. second screw; 16. pressure head; 17. limit ring; 18. threaded hole; 19. stud; 20. second handle. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1

[0027] like Figure 1-7 As shown, an adjustable positioning and fixing device for a prefabricated beam end comprises a base 1, an inner wall of the base 1 is movably connected with a double-threaded screw 2, an outer surface of the double-threaded screw 2 is threadedly connected with a moving block 3, a lower surface of the moving block 3 is fixedly connected with a fixing plate 4, an upper surface of the fixing plate 4 is fixedly connected with a limiting plate 5, and the front and back sides of the base 1 are fixedly connected with guide frames 6.

[0028] When in use, through the arrangement of the base 1, the double-threaded screw 2, the moving block 3, the fixed plate 4, the limiting plate 5 and the guide frame 6, the double threads on the double-threaded screw 2 and the double-threaded sleeve 13 are left threads and right threads respectively, and a moving block 3 is threadedly connected to the left thread and the right thread respectively, and the moving block 3 and the fixed plate 4 are fixed together, and the limiting plate 5 is fixed on the side of the upper surface of the fixed plate 4 away from the moving block 3, and the guide frame 6 is fixed on the base 1 and is located directly above the double-threaded screw 2. When the device is in use, the position of the fixed plate 4 is adjusted to move from the side groove 8 The double-threaded screw 2 is rotated using the first turning handle 7, so that the two moving blocks 3 on the double-threaded screw 2 start to move with the fixed plate 4. According to the length or width of the top of the precast beam, it is determined whether to rotate clockwise or counterclockwise to control the two fixed plates 4 to move closer to or farther away from each other. After the position is adjusted, when the device is fixed, the two fixed plates 4 are attached to the outer surface of the precast beam end, and the limit plate 5 is located on the end surface, so that the positioning and fixing structure can be adjusted to adapt to precast beam ends of different sizes for use, thereby improving the applicability of the device.

[0029] In this embodiment, a side groove 8 is provided on one side of the base 1 , and a first turning handle 7 is provided in the middle of the outer surface of the double-threaded screw 2 .

[0030] During specific use, the double-thread screw 2 is rotated by setting the first turning handle 7 .

[0031] In this embodiment, a fixing groove 9 is formed on the front of the fixing plate 4 , a lifting plate 10 is movably connected to the inner wall of the base 1 , and a top clamping seat 11 is fixedly connected to the upper surface of the lifting plate 10 .

[0032] During specific use, the position of the top clamping seat 11 is adjusted by setting the lifting plate 10 .

[0033] In this embodiment, a mounting hole 12 is formed on the front surface of the top clamp seat 11 , and a double-threaded sleeve 13 is movably connected to the inner wall of the mounting hole 12 .

[0034] During specific use, the double-threaded sleeve 13 is installed through the installation hole 12 .

[0035] In this embodiment, the inner wall of one end of the double-threaded sleeve 13 is threadedly connected to the first screw 14 , and the inner wall of the other end of the double-threaded sleeve 13 is threadedly connected to the second screw 15 .

[0036] During specific use, the position of the pressure head 16 is adjusted by setting the first screw 14 and the second screw 15 .

[0037] In this embodiment, one end of the first screw rod 14 and the second screw rod 15 are both fixedly connected to a pressing head 16 , and the inner wall of the mounting hole 12 is fixedly connected to a limiting ring 17 .

[0038] During specific use, the positions of both ends of the double-threaded sleeve 13 are limited by the setting of the limiting ring 17 .

[0039] In this embodiment, a threaded hole 18 is formed on one side of the lifting plate 10 , and a stud 19 is threadedly connected to the inner wall of the threaded hole 18 .

[0040] During specific use, the position of the lifting plate 10 is fixed by setting the studs 19 .

[0041] In this embodiment, one end of the stud 19 is fixedly connected to the second turning handle 20 .

[0042] During specific use, the stud 19 is rotated by setting the second turning handle 20 .

[0043] Working principle: When the device is in use, adjust the position of the fixed plate 4, use the first turning handle 7 from the side groove 8 to rotate the double-threaded screw 2, so that the two moving blocks 3 on the double-threaded screw 2 start to move with the fixed plate 4, and determine whether to rotate clockwise or counterclockwise according to the length or width of the top of the precast beam, and control the two fixed plates 4 to move closer or farther away from each other. After the position is adjusted, when the device is fixed, the two fixed plates 4 are attached to the outer surface of the end of the precast beam, and the limit plate 5 is located on the end surface.

[0044] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An adjustable positioning and fixing device for a prefabricated beam end, comprising a base (1), characterized in that: The inner wall of the base (1) is movably connected to a double-threaded screw (2), the outer surface of the double-threaded screw (2) is threadedly connected to a moving block (3), the lower surface of the moving block (3) is fixedly connected to a fixing plate (4), the upper surface of the fixing plate (4) is fixedly connected to a limiting plate (5), and the front and back surfaces of the base (1) are fixedly connected to guide frames (6).

2. The adjustable positioning and fixing device for a prefabricated beam end according to claim 1, characterized in that: A side groove (8) is provided on one side of the base (1), and a first turning handle (7) is provided in the middle of the outer surface of the double-threaded screw (2).

3. The adjustable positioning and fixing device for a prefabricated beam end according to claim 1, characterized in that: A fixing groove (9) is provided on the front side of the fixing plate (4); a lifting plate (10) is movably connected to the inner wall of the base (1); and a top clamping seat (11) is fixedly connected to the upper surface of the lifting plate (10).

4. The adjustable positioning and fixing device for a prefabricated beam end according to claim 3 is characterized in that: The front side of the top clamp seat (11) is provided with a mounting hole (12), and the inner wall of the mounting hole (12) is movably connected with a double-threaded sleeve (13).

5. The adjustable positioning and fixing device for a prefabricated beam end according to claim 4, characterized in that: The inner wall of one end of the double-threaded sleeve (13) is threadedly connected to a first screw rod (14), and the inner wall of the other end of the double-threaded sleeve (13) is threadedly connected to a second screw rod (15).

6. The adjustable positioning and fixing device for a prefabricated beam end according to claim 5, characterized in that: One end of each of the first screw rod (14) and the second screw rod (15) is fixedly connected to a pressure head (16), and the inner wall of the mounting hole (12) is fixedly connected to a limiting ring (17).

7. The adjustable positioning and fixing device for a prefabricated beam end according to claim 3, characterized in that: A threaded hole (18) is provided on one side of the lifting plate (10), and a stud (19) is threadedly connected to the inner wall of the threaded hole (18).

8. The adjustable positioning and fixing device for a prefabricated beam end according to claim 7, characterized in that: One end of the stud (19) is fixedly connected to a second turning handle (20).

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