Concrete formwork quick fastening device for constructional engineering

Abstract

The utility model relates to a concrete formwork quick fastening device for constructional engineering, which belongs to the technical field of constructional engineering and comprises four fastening seats, fastening mechanisms are arranged outside the fastening seats, each fastening mechanism comprises a mounting groove formed inside the corresponding fastening seat, and the fastening seats are fixedly connected with the mounting grooves. Threaded cylinders are fixedly connected to the opposite sides of the two fastening bases. According to the concrete formwork rapid fastening device for constructional engineering, by arranging the fastening mechanism, a user can conveniently adjust the concrete formwork rapid fastening device according to the size of a concrete formwork, and the fastening device can conveniently adapt to limiting and fastening of the concrete formworks of different sizes; the problems that a rapid fastening device for the concrete formwork is not provided with an adjusting mechanism, in the fastening process of the concrete formwork, adjustment is not convenient according to the size of the concrete formwork, fastening of the concrete formworks of various specifications is not convenient to adapt, and the practicability of the rapid fastening device for the concrete formwork is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a quick fastening device for concrete formwork used in construction engineering. Background Art

[0002] Concrete formwork refers to the formwork for forming newly poured concrete and a complete set of structural systems that support the formwork. There are various different stage-by-stage classification methods for formwork. According to the shape, it can be divided into flat formwork and curved formwork. According to the stress conditions, it can be divided into load-bearing and non-load-bearing formwork.

[0003] Please refer to the double-wire tensioning fastening device for plain concrete formwork with announcement number CN214739937U, which includes a plurality of fastening units, each fastening unit including a screw and two limit blocks arranged at both ends of the screw, the outer wall of the screw being provided with an external thread, and the limit blocks being threadedly connected to the screw; the characteristic is that a locking block is respectively provided on the opposite sides of the two limit blocks, a parallel bar is provided between the limit block and the locking block, the parallel bar being provided with a plurality of through holes for passing the screws of the fastening units on the same straight line, the locking block pressing the parallel bar and the limit blocks together, and by providing a parallel bar between the locking block and the limit block, the parallel bar being provided with a plurality of through holes for passing the screws of the fastening units on the same straight line, the locking block presses the parallel bar and the limit blocks together to maintain contact with the limit blocks, thereby ensuring that the limit blocks of the fastening units on the same straight line are in the same horizontal plane, that is, ensuring that the formwork fixed by the fastening units on the same straight line is in the same horizontal plane, thereby ensuring that the formwork on the formwork surface is in the same horizontal plane.

[0004] However, in this patent, the concrete formwork quick fastening device does not have an adjustment mechanism. During the process of fastening the concrete formwork, it is inconvenient to adjust according to the size of the concrete formwork, and it is not convenient to adapt to the fastening of concrete formworks of various specifications, which affects the practicality of the concrete formwork quick fastening device. Utility Model Content

[0005] In response to the deficiencies in the prior art, the utility model provides a quick fastening device for concrete formwork for construction projects, which has the advantages of convenient adjustment and ease of use. It solves the problem that the quick fastening device for concrete formwork does not have an adjustment mechanism, which makes it inconvenient to adjust according to the size of the concrete formwork during the fastening of the concrete formwork, and is inconvenient to adapt to the fastening of concrete formworks of various specifications, thus affecting the practicality of the quick fastening device for concrete formwork.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solutions: a quick fastening device for concrete formwork for construction engineering, comprising four fastening seats, wherein a fastening mechanism is provided on the outside of the fastening seats;

[0007] The fastening mechanism includes an installation groove opened inside the fastening seat, and the two opposite sides of the fastening seats are fixedly connected with a threaded cylinder, the internal threads of the two threaded cylinders are connected with a double-threaded screw rod, the outside of the double-threaded screw rod is fixedly connected with an anti-sliding block, the outside of the fastening seat is fixedly connected with two fixed blocks, the opposite side of the two fixed blocks is fixedly connected with an adjusting screw rod, the external thread of the adjusting screw rod is connected with two connecting blocks, the side of the connecting block away from the adjusting screw rod is fixedly connected with a limiting block, the opposite side of the two limiting blocks is fixedly connected with an anti-slip pad, and the side of the two fastening seats separated from each other is fixedly connected with a fixing plate.

[0008] Furthermore, a concrete formwork body is provided on one side opposite to the two fastening seats, and the concrete formwork body is located inside the installation groove.

[0009] Furthermore, bearings are fixedly connected to the outside of both ends of the adjusting screw rod, and the adjusting screw rod is fixedly connected to the fixing block through the bearings.

[0010] Furthermore, two threaded holes are provided on the outside of the connecting block, and the connecting block is threadedly connected to the adjusting screw rod through the threaded holes.

[0011] Furthermore, a through groove is provided inside the fastening seat, and the connecting block passes through the fastening seat through the through groove and is fixedly connected to the limiting block.

[0012] Furthermore, the internal threads of the fixing plate are connected to two fixing screws, and the fixing plate is fixedly connected to the fastening seat through the fixing screws.

[0013] Compared with the existing technology, the technical solution of this application has the following beneficial effects:

[0014] The concrete formwork quick fastening device for construction engineering is convenient for users to adjust the concrete formwork quick fastening device according to the size of the concrete formwork by providing a fastening mechanism, so that the fastening device can adapt to the limiting and fastening of concrete formworks of different sizes. This solves the problem that the concrete formwork quick fastening device does not have an adjustment mechanism, which makes it inconvenient to adjust according to the size of the concrete formwork during the fastening process, and is not convenient to adapt to the fastening of concrete formworks of various specifications, thus affecting the practicality of the concrete formwork quick fastening device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a cross-sectional view of the structure of the utility model;

[0016] Figure 2 This is an enlarged front view of the fastening seat structure of the utility model;

[0017] Figure 3This is a three-dimensional enlarged view of the fastening seat structure of the utility model.

[0018] In the figure: 1. Fastening seat; 101. Mounting slot; 102. Through slot; 2. Concrete formwork body; 3. Threaded barrel; 4. Double-threaded screw; 41. Anti-slip block; 5. Fixing block; 6. Adjusting screw; 61. Bearing; 7. Connecting block; 71. Threaded hole; 8. Limit block; 9. Anti-slip pad; 10. Fixing plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-3 In this embodiment, a quick fastening device for concrete formwork for construction engineering includes four fastening seats 1, and a fastening mechanism is provided on the outside of the fastening seats 1.

[0021] In this embodiment, the fastening mechanism includes a mounting groove 101 opened inside the fastening seat 1, and a concrete formwork body 2 is provided on the opposite side of the two fastening seats 1. The concrete formwork body 2 is located inside the mounting groove 101, and the width of the mounting groove 101 is greater than the thickness of the concrete formwork body 2. The fastening seat 1 is sleeved with the concrete formwork body 2 through the mounting groove 101. The opposite sides of the two fastening seats 1 are fixedly connected with a threaded barrel 3, and the internal threads of the two threaded barrels 3 are connected with a double-threaded screw rod 4. The outside of the double-threaded screw rod 4 is fixedly connected with an anti-sliding block 41. The outside of the fastening seat 1 is fixedly connected with two fixed blocks 5, and the opposite side of the two fixed blocks 5 is fixedly connected with an adjusting screw rod 6.

[0022] Among them, the two ends of the adjusting screw rod 6 are fixedly connected with bearings 61 on the outside, and the adjusting screw rod 6 is fixedly connected to the fixed block 5 through the bearings 61, which facilitates the connection between the adjusting screw rod 6 and the fixed block 5, completes the support of the adjusting screw rod 6, and is convenient for the user to rotate the adjusting screw rod 6 for adjustment. The external thread connection of the adjusting screw rod 6 is connected with two connecting blocks 7, and the outside of the connecting block 7 is provided with two threaded holes 71. The connecting block 7 is threadedly connected to the adjusting screw rod 6 through the threaded holes 71, which facilitates the connection between the connecting block 7 and the adjusting screw rod 6. The adjusting screw rod 6 rotates, so that the two connecting blocks 7 slide relative to or apart on the outside of the adjusting screw rod 6, which is convenient for adapting to the fastening and limiting of concrete formwork bodies 2 with different thicknesses.

[0023] In addition, the side of the connecting block 7 away from the adjusting screw rod 6 is fixedly connected to the limit block 8, and the opposite side of the two limit blocks 8 is fixedly connected with an anti-slip pad 9. A through groove 102 is provided inside the fastening seat 1, and the connecting block 7 passes through the fastening seat 1 and is fixedly connected to the limit block 8. The limit block 8 is located inside the mounting groove 101, and the two connecting blocks 7 move relative to each other, driving the two limit blocks 8 to move relative to each other, so that the anti-slip pad 9 is tightly fitted with the concrete formwork body 2, and the concrete formwork body 2 is quickly limited and fastened. The side where the two fastening seats 1 are separated is fixedly connected with a fixing plate 10, and the internal thread of the fixing plate 10 is connected with two fixing screws. The fixing plate 10 is fixedly connected to the fastening seat 1 through the fixing screws, and the two fastening seats 1 are connected by the fixing plate 10, reducing the sliding of the concrete formwork body 2. At the same time, it is also convenient for the user to disassemble and replace the fixing plate 10 according to the length of the concrete formwork body 2, so as to adapt to the fastening and limiting of concrete formwork bodies 2 of different lengths.

[0024] The beneficial effects of the above embodiment are:

[0025] The concrete formwork quick fastening device for construction engineering is convenient for users to adjust the concrete formwork quick fastening device according to the size of the concrete formwork by providing a fastening mechanism, so that the fastening device can adapt to the limiting and fastening of concrete formworks of different sizes. This solves the problem that the concrete formwork quick fastening device does not have an adjustment mechanism, which makes it inconvenient to adjust according to the size of the concrete formwork during the fastening process, and is not convenient to adapt to the fastening of concrete formworks of various specifications, thus affecting the practicality of the concrete formwork quick fastening device.

[0026] The working principle of the above embodiment is:

[0027] The concrete formwork quick fastening device for construction projects, when it is necessary to fasten the concrete formwork, the user rotates the anti-sliding block 41 to drive the double-threaded screw 4 to rotate, so that the two threaded tubes 3 of the double-threaded screw 4 slide inside, and adjust the distance between the two fastening seats 1, and adjust the distance between the two fastening seats 1 to match the distance between the two concrete formwork bodies 2. Then, the fastening seat 1 is sleeved with the concrete formwork body 2, and the adjusting screw 6 is turned. The adjusting screw 6 drives the two connecting blocks 7 to slide relative to each other, and the two connecting blocks 7 drive the two limiting blocks 8 to move relative to each other, so that the anti-slip pad 9 is tightly fitted with the concrete formwork body 2, and the concrete formwork body 2 is quickly limited and fastened. Finally, according to the length of the concrete formwork body 2, a fixing plate 10 of suitable length is selected to connect the two fastening seats 1 on the same side, thereby achieving the purpose of facilitating the user to adjust the concrete formwork quick fastening device, and facilitating the user to quickly limit and fasten concrete formworks of different sizes through the concrete formwork quick fastening device.

[0028] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A quick fastening device for concrete formwork for construction engineering, comprising four fastening seats (1), characterized in that: A fastening mechanism is provided on the outside of the fastening seat (1); The fastening mechanism comprises a mounting groove (101) provided inside the fastening seat (1), a threaded barrel (3) fixedly connected to opposite sides of the two fastening seats (1), a double-threaded screw rod (4) being internally threadedly connected to the two threaded barrels (3), an anti-sliding block (41) being externally fixedly connected to the fastening seat (1), two fixed blocks (5) being externally fixedly connected to opposite sides of the two fixed blocks (5), an adjusting screw rod (6) being externally threadedly connected to two connecting blocks (7), a side of the connecting block (7) away from the adjusting screw rod (6) being fixedly connected to a limiting block (8), an anti-slip pad (9) being fixedly connected to opposite sides of the two limiting blocks (8), and a fixing plate (10) being fixedly connected to the separated sides of the two fastening seats (1).

2. A quick fastening device for concrete formwork for construction engineering according to claim 1, characterized in that: A concrete formwork body (2) is provided on one side opposite to the two fastening seats (1), and the concrete formwork body (2) is located inside the installation groove (101).

3. A quick fastening device for concrete formwork for construction engineering according to claim 1, characterized in that: Bearings (61) are fixedly connected to the outside of both ends of the adjusting screw rod (6), and the adjusting screw rod (6) is fixedly connected to the fixed block (5) via the bearings (61).

4. A quick fastening device for concrete formwork for construction engineering according to claim 1, characterized in that: Two threaded holes (71) are provided on the outside of the connection block (7), and the connection block (7) is threadedly connected to the adjusting screw rod (6) through the threaded holes (71).

5. The rapid fastening device for concrete formwork for construction engineering according to claim 1, characterized in that: A through slot (102) is provided inside the fastening seat (1), and the connecting block (7) passes through the fastening seat (1) via the through slot (102) and is fixedly connected to the limiting block (8).

6. A quick fastening device for concrete formwork for construction engineering according to claim 1, characterized in that: The internal thread of the fixing plate (10) is connected to two fixing screws, and the fixing plate (10) is fixedly connected to the fastening seat (1) via the fixing screws.

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