Size-adjustable steel formwork

Abstract

The utility model discloses a size-adjustable steel formwork which comprises four perpendicular formwork components and L-shaped threaded connecting pieces, the adjacent formwork components are fixedly connected through the L-shaped threaded connecting pieces, each formwork component comprises a main formwork and an auxiliary formwork, the auxiliary formworks are fixed to the main formwork through connecting devices and can slide left and right, and the auxiliary formworks are fixed to the main formwork through connecting devices and can slide left and right. A filling plate is arranged on the auxiliary template, and the working surface of the filling plate is flush with the working surface of the main template; the required length of the column formwork is adjusted by arranging the sliding grooves, the working face of the filling plate is flush with the working face of the main formwork, the function of leveling the column formwork is achieved, the reuse rate of the steel formwork is improved, cost is reduced, and meanwhile the steel formwork has the advantages of being easy to construct and convenient to operate.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a steel template with adjustable size. Background Art

[0002] At present, steel formwork is usually used in building formwork projects. In order to ensure the cross-sectional dimensions required for pouring during the construction of column formwork, the steel formwork needs to be customized according to the cross-sectional dimensions of the column during processing, and inspected and accepted in accordance with relevant specifications. Only after passing the inspection can it be transported to the site for assembly.

[0003] During the on-site construction process, the sizes of columns vary greatly and the number is huge. In addition, the steel formwork is expensive, so it is impossible to customize the corresponding steel formwork for columns of various sizes. How to improve the reuse rate of steel formworks and reduce resource waste has become a technical problem that needs to be solved. Therefore, a steel formwork with adjustable size is proposed.

[0004] Therefore, how to design a steel formwork with adjustable size has become the problem we currently need to solve. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a steel formwork with adjustable size, the purpose of which is to increase the reuse rate of the steel formwork during the construction process, reduce resource waste, and create a green building.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steel formwork with adjustable size, comprising four vertical formwork components and L-shaped threaded connectors, adjacent formwork components are fixedly connected by L-shaped threaded connectors, the formwork components comprise a main formwork and a sub-formwork, the sub-formwork is fixed to the main formwork by a connecting device and can slide left and right, a filling plate is provided on the sub-formwork, and a working surface of the filling plate is flush with the working surface of the main formwork.

[0007] Furthermore, snap plates are provided at both ends of the filling plate, and the filling plate is connected to the auxiliary template via the snap plates.

[0008] Furthermore, the connecting device includes a threaded fixing part and a first nut welded on the main template, and a first slide groove is provided on the auxiliary template, and the auxiliary template is fixed to the main template by the first nut.

[0009] Furthermore, the main template is provided with a first lateral L-shaped baffle and a first vertical L-shaped baffle, the auxiliary template is provided with a second lateral L-shaped baffle and a second vertical L-shaped baffle, the first lateral L-shaped baffle and the second lateral L-shaped baffle are provided with evenly distributed first connecting holes, the first vertical L-shaped baffle is provided with a plurality of evenly distributed second connecting holes, the second vertical L-shaped baffle is provided with a second slide groove, and the second slide groove corresponds to the first slide groove.

[0010] Furthermore, the upper and lower ends of the first lateral L-shaped baffle plate and the second lateral L-shaped baffle plate are connected with support rods, both ends of the support rods are provided with vertical surfaces, and are detachably connected to the lateral L-shaped baffle plate by using fixing parts.

[0011] Furthermore, the fixing member includes a countersunk bolt, which is passed through the vertical plane and fixes the support rod to the lateral L-shaped baffle through a second nut.

[0012] Furthermore, the middle part of the support rod is fixed with a rotating fastener to form an X shape.

[0013] Furthermore, the rotating fastener includes a main ring and a buckle ring. The main ring can be rotated and fixed along the central axis, and the buckle ring can adjust the size of the fastener according to the support rod.

[0014] Furthermore, both ends of the L-shaped threaded connector respectively pass through the first connection holes on the adjacent template components and are locked by nuts.

[0015] Compared with the existing technology, the utility model has the following beneficial effects:

[0016] (1) The utility model can effectively adjust the relative positions of the main template and the auxiliary template through the mutual cooperation between the template, the slide groove, the threaded fixing parts and the threaded connecting parts. It can eliminate the need to customize the steel template of the corresponding size during the column construction, thereby improving the reuse rate of the steel template and reducing the waste of resources. The utility model is simple to operate, convenient to construct, and has strong overall structural stability.

[0017] (2) The utility model uses the mutual cooperation between the filling plate and the sliding buckle to make the working surface of the filling plate flush with the working surface of the main template and not easily deformed, thereby achieving the effect of leveling the template and solving the problem of poor concrete surface forming effect when pouring building columns.

[0018] (3) The utility model ensures the overall stability of the device and improves the safety of construction through the mutual cooperation of the support rod and the rotating fastener fixing parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0020] Figure 2 It is a single-sided structural schematic diagram of the utility model.

[0021] Figure 3 It is a schematic diagram of the structure of the connecting device of the utility model.

[0022] Figure 4 It is a schematic diagram of the structure of the connecting device of the utility model.

[0023] Figure 5 This is a schematic diagram of the fixing structure of the utility model.

[0024] Figure 6 It is a schematic diagram of the structure of the rotary fastener of the utility model.

[0025] In the figure: 1. formwork member; 2. L-shaped threaded connector; 3. filling plate; 4. first connecting hole; 5. second connecting hole; 6. support rod; 7. rotating fastener; 11. main formwork; 12. auxiliary formwork; 13. connecting device; 14. first slide groove; 31. snap plate; 61. vertical surface; 62. fixing member; 71. main ring; 72. buckle ring; 111. first lateral L-shaped baffle; 112. first vertical L-shaped baffle; 121. second lateral L-shaped baffle; 122. second vertical L-shaped baffle; 123. second slide groove; 131. threaded fixing member; 132. first nut; 621. countersunk bolt; 622. second nut. DETAILED DESCRIPTION

[0026] like Figure 1-Figure 3 As shown, the utility model provides a technical solution: a steel formwork with adjustable size, comprising four vertical formwork components 1 and L-shaped threaded connectors 2, adjacent formwork components 1 are fixedly connected by L-shaped threaded connectors 2, the formwork component 1 comprises a main formwork 11 and a secondary formwork 12, the secondary formwork 12 is fixed to the main formwork 11 by a connecting device 13, and can slide left and right, the connecting device 13 comprises a threaded fixing member 131 and a first nut 132 welded on the main formwork 11, the secondary formwork 12 is provided with a first slide groove 14 matched with the threaded fixing member 131, the threaded fixing member 131 passes through the first slide groove 14, and the first nut 132 is tightened to fix the relative position of the secondary formwork 12 and the main formwork 11, a filling plate 3 is provided on the secondary formwork 12, and the working surface of the filling plate 3 is flush with the working surface of the main formwork 11, so as to achieve the effect of leveling the formwork, which can effectively solve the problem of poor concrete surface forming effect.

[0027] Among them, the main template 11 is provided with a first lateral L-shaped baffle 111 and a first vertical L-shaped baffle 112, and the auxiliary template 12 is provided with a second lateral L-shaped baffle 121 and a second vertical L-shaped baffle 122. The first lateral L-shaped baffle 111 and the second lateral L-shaped baffle 121 are provided with evenly distributed first connecting holes 4, and the two ends of the L-shaped threaded connector 2 respectively pass through the first connecting holes 4 on the adjacent template components 1 and are locked by nuts; the first vertical L-shaped baffle 112 is provided with a plurality of evenly distributed second connecting holes 5, and the second vertical L-shaped baffle 122 is provided with a second slide groove 123, and the second slide groove 123 corresponds to the first slide groove 14, and the bolts pass through the second connecting holes 5 and the second slide groove 123 and are locked by nuts.

[0028] like Figure 4As shown, both ends of the filling plate 3 are provided with snap plates 31, and the snap plates 31 are snapped with the auxiliary template 12 to ensure the stability of the device. The filling plate 3 can use a PVC plastic template and can be cut and processed according to size requirements, which can effectively improve the formwork efficiency, reduce engineering costs, and increase the template reuse rate; during specific processing, the length of the filling plate 3 = the template support length-the length of the main template 11.

[0029] like Figure 5-Figure 6 As shown, the upper and lower ends of the first lateral L-shaped baffle 111 and the second lateral L-shaped baffle 121 are connected with a support rod 6, and vertical surfaces 61 are provided at both ends of the support rod 6, and the support rod 6 is detachably connected to the lateral L-shaped baffle by a fixing member 62. The fixing member 62 includes a countersunk bolt 621, and the countersunk bolt 621 is passed through the vertical surface 61 and fixes the support rod 6 to the lateral L-shaped baffle through a second nut 622, which is convenient for template support and has a good supporting effect.

[0030] Among them, the middle part of the support rod 6 is fixed with a rotating fastener 7 in an X shape. The rotating fastener 7 includes a main ring 71 and a buckle 72. The main ring 71 can be rotated and fixed along the central axis, and the buckle 72 can adjust the fastener size according to the support rod 6. It can flexibly adapt to working conditions of different lengths, greatly improving the stability of the device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steel formwork with adjustable size, It is characterized in that The invention comprises four vertical formwork components (1) and L-shaped threaded connectors (2), wherein adjacent formwork components (1) are fixedly connected by the L-shaped threaded connectors (2), wherein the formwork components (1) comprise a main formwork (11) and a secondary formwork (12), wherein the secondary formwork (12) is fixed to the main formwork (11) by a connecting device (13), and a filling plate (3) is provided on the secondary formwork (12), wherein the working surface of the filling plate (3) is flush with the working surface of the main formwork (11).

2. A steel formwork with adjustable size according to claim 1, Features: The filling plate (3) is provided with snap plates (31) at both ends, and the filling plate (3) is connected to the auxiliary template (12) via the snap plates (31).

3. A steel formwork with adjustable size according to claim 1, Features: The connecting device (13) comprises a threaded fixing member (131) and a first nut (132) welded on the main template (11); a first slide groove (14) is provided on the auxiliary template (12); and the auxiliary template (12) is fixed to the main template (11) by the first nut (132).

4. A steel formwork with adjustable size according to claim 3, Features: The main template (11) is provided with a first lateral L-shaped baffle (111) and a first vertical L-shaped baffle (112), the auxiliary template (12) is provided with a second lateral L-shaped baffle (121) and a second vertical L-shaped baffle (122), the first lateral L-shaped baffle (111) and the second lateral L-shaped baffle (121) are provided with evenly distributed first connecting holes (4), the first vertical L-shaped baffle (112) is provided with a plurality of evenly distributed second connecting holes (5), the second vertical L-shaped baffle (122) is provided with a second slide groove (123), and the second slide groove (123) corresponds to the first slide groove (14).

5. A steel formwork with adjustable size according to claim 4, Features: The first lateral L-shaped baffle (111) and the second lateral L-shaped baffle (121) are connected to support rods (6) at their upper and lower ends. Both ends of the support rods (6) are provided with vertical surfaces (61) and are detachably connected to the lateral L-shaped baffles using fixing members (62).

6. A steel formwork with adjustable size according to claim 5, Features: The fixing member (62) comprises a countersunk bolt (621), which is passed through the vertical surface (61) and fixes the support rod (6) to the lateral L-shaped baffle plate through a second nut (622).

7. A steel formwork with adjustable size according to claim 6, Features: The middle part of the support rod (6) is fixed by a rotating fastener (7) and is in an X shape.

8. A steel formwork with adjustable size according to claim 7, Features: The rotating fastener (7) comprises a main ring (71) and a buckle ring (72); the main ring (71) can be rotated and fixed along the central axis, and the buckle ring (72) can adjust the size of the fastener according to the support rod (6).

9. The size-adjustable steel formwork according to claim 1, Features: Both ends of the L-shaped threaded connector (2) pass through the first connecting holes (4) on the adjacent template components (1) and are locked by nuts.

Images