Drainage ditch template fixing device

Abstract

The utility model provides a drainage ditch formwork fixing device which comprises a clamping steel frame used for clamping a side formwork, a tooth-shaped structure extending downwards is arranged on the clamping steel frame, the side formwork is arranged in a gap of the tooth-shaped structure, and the side face of the tooth-shaped structure abuts against the side formwork through a transition piece. According to the utility model, the plurality of tooth-shaped structures are used for clamping the side template, so that the side template can be prevented from being subjected to inclination measurement, the positioning of the template and the accuracy of the size of a ditch are ensured to the greatest extent, and the fixing device is more suitable for fixing in the construction of the existing rectangular ditch template; the formwork erecting tool is simple in assembling structure, can be assembled and formed in a short time, replaces a traditional steel pipe bolt supporting tool, avoids the situation that a large number of steel bars need to be welded and fixed angle iron needs to be fixed for positioning in traditional formwork erecting, accelerates the construction progress, reduces the construction forming quality defect of a drainage ditch, and improves the construction quality of the drainage ditch. And the construction progress, the quality control and the cost saving are all good.

Description

Technical Field

[0001] The utility model relates to the technical field of drainage ditches, in particular to a drainage ditch template fixing device. Background Art

[0002] Rectangular ditches are mainly designed for the outer side of the shoulder of the roadbed filling section, and are more often used for station line ditches and drainage ditches within the station yard. The main function of the rectangular ditch is to divert water from various water sources within the roadbed to designated locations outside the roadbed or station yard.

[0003] At present, the drainage ditch formwork adopts steel formwork or wooden formwork. Usually, the formwork support adopts flat wood and scaffolding steel pipe. Horizontal square wood is added to the bottom and top of the ditch formwork to fix it with the side wall formwork. Formwork support is usually required to reinforce the formwork and control the size; however, the support of the drainage ditch formwork has requirements on accuracy and ease of operation. The traditional single-face and single-formwork support method is no longer suitable for the fixation of the current rectangular ditch formwork construction. Summary of the invention

[0004] In view of the above-mentioned technical problems, the utility model proposes a drainage ditch template fixing device, which is used to solve the problem that the supporting method of the drainage ditch template in the prior art is not suitable for fixing the rectangular ditch template.

[0005] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0006] A drainage ditch template fixing device includes a clamping steel frame for clamping the side template, the clamping steel frame is provided with a toothed structure extending downward, the side template is arranged in the gap of the toothed structure, and the side of the toothed structure is pressed against the side template through a transition piece. The utility model clamps the side template through a plurality of toothed structures, which can ensure that the side template does not incline, not only ensuring the accuracy of the template positioning and the ditch size to the greatest extent, but also more suitable for the fixation of the current rectangular ditch template construction; the formwork tool of the utility model has a simple assembly structure and can be assembled and formed in a short time. The formwork tool replaces the traditional steel pipe bolt support tool, avoiding the need for welding a large number of steel bars and fixing angle irons for positioning the traditional formwork, while speeding up the construction progress, reducing the quality defects of the drainage ditch construction, and has good performance in construction progress, quality control, and cost saving.

[0007] Furthermore, the clamping steel frame includes a transverse support arm, and the upper end of the toothed structure is connected to the transverse support arm.

[0008] Furthermore, the tooth structure includes a middle tooth structure, and the middle tooth structure includes middle vertical support arms vertically connected to the transverse support arms and arranged at intervals, and a plurality of horizontal short arms connected between the middle vertical support arms.

[0009] Furthermore, the toothed structure includes an edge tooth structure, which includes an edge vertical support arm vertically connected to the transverse support arm and an oblique support arm obliquely connected to the end of the transverse support arm, and the lower end of the oblique support arm is connected to the lower end of the edge vertical support arm.

[0010] Furthermore, symmetrical edge tooth structures are provided on the lower sides of both ends of the transverse support arm.

[0011] Furthermore, the transition piece includes a plurality of secondary keels, and the plurality of secondary keels are arranged between the side formwork and the middle vertical support arm or the side vertical support arm for tightening the side formwork.

[0012] Furthermore, it also includes supporting brackets arranged at both ends of the drainage ditch foundation for supporting the clamping steel frame.

[0013] Furthermore, the supporting corbel comprises an L-shaped angle steel welded into an L-shaped structure, and a steel bar diagonal brace is connected inside the L-shaped angle steel.

[0014] Furthermore, the L-shaped angle steel includes a horizontal angle steel and a vertical angle steel vertically connected to the end of the horizontal angle steel.

[0015] Furthermore, the vertical angle steel is provided with bolt holes for connecting with the drainage ditch foundation.

[0016] Beneficial effects of the utility model:

[0017] 1. The connection between the vertical support arm and the horizontal support arm of the utility model can be carried out by fixing bolts, which is convenient for cyclic use;

[0018] 2. The utility model can ensure that the template does not incline by using one to four vertical support arms and support brackets to closely contact the secondary keel of the template, thereby ensuring the accuracy of the template positioning and the ditch size to the greatest extent;

[0019] 3. The formwork tool of the utility model has a simple assembly structure and can be assembled and formed in a short time. The formwork tool replaces the traditional steel pipe bolt support tool, avoiding the need to weld a large number of steel bars and fix angle irons for positioning in the traditional formwork. While speeding up the construction progress, it reduces the quality defects of the drainage ditch construction, and has good performance in construction progress, quality control, and cost saving.

[0020] 4. The application of the drainage ditch formwork fixing device of the utility model, from the analysis of the actual construction period, safety factor, appearance quality and economic benefits, can conclude that it not only improves the appearance quality of the concrete casting product and is simple and easy to operate, but also reduces the use of PVC pipes and tension screws, reduces the decoration period and the installation period of the tension screws, has obvious economic benefits, and can be applied to similar cast-in-place drainage ditches along the entire line. The shape and size of the fixing frame can be changed and adjusted according to construction requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a front view of the utility model;

[0023] Figure 2 This is a front view of the clamping steel bar of the utility model;

[0024] Figure 3 It is a top view of the utility model;

[0025] Figure 4 for Figure 1 A partial enlarged view of the supporting corbel in the middle;

[0026] Figure 5 It is a three-dimensional schematic diagram of the supporting corbel of the utility model;

[0027] Figure 6 for Figure 4 Section 1-1;

[0028] Figure 7 for Figure 4 Section 2-2;

[0029] Figure 8 for Figure 4 Section 3-3.

[0030] In the figure: 1. Clamping steel frame; 11. Left oblique support arm; 12. Left vertical support arm; 13. Horizontal support arm; 14. Vertical support arm; 15. Horizontal short arm; 16. Right vertical support arm; 17. Right oblique support arm; 4. Concrete side wall of drainage ditch; 2. Side formwork; 3. Secondary keel; 10. Support corbel; 101. Steel bar diagonal brace; 102. Vertical angle steel; 103. Horizontal angle steel; 104. Weld; 105. Bolt hole. DETAILED DESCRIPTION

[0031] 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.

[0032] like Figure 1~Figure 3 As shown, a drainage ditch formwork fixing device described in Example 1 of the utility model includes a clamping steel frame 1 for clamping the side formwork 2, and a toothed structure extending downward is provided on the clamping steel frame 1. The side formwork 2 is arranged in the gap of the toothed structure, and the side formwork 2 for pouring the drainage ditch concrete side wall is clamped by the side of the toothed structure. The side of the toothed structure is pressed against the side formwork 2 through a transition piece, and the transition piece can play a role of adjustment. During pouring, multiple clamping steel frames 1 can be set to fix the side formwork 2 to ensure the construction process.

[0033] Furthermore, if Figure 2 As shown, the clamping steel frame 1 includes a transverse support arm 13 , and the upper end of the toothed structure is connected to the transverse support arm 13 .

[0034] Specifically, the tooth structure includes a middle tooth structure, and the middle tooth structure includes a middle vertical support arm 14 vertically connected to the transverse support arm 13 and arranged at intervals, and a plurality of horizontal short arms 15 connected between the middle vertical support arms 14. In this embodiment, each clamping steel frame 1 is provided with two middle vertical support arms 14, and a plurality of horizontal short arms 15 are vertically connected between the two middle vertical support arms 14.

[0035] Furthermore, if Figure 2 As shown, the tooth structure includes an edge tooth structure, and the edge tooth structure includes an edge vertical support arm vertically connected to the horizontal support arm 13 and an oblique support arm obliquely connected to the end of the horizontal support arm 13, and the lower end of the oblique support arm is connected to the lower end of the edge vertical support arm. Among them, the edge tooth structure includes a left side tooth structure and a right side tooth structure. Correspondingly, the left partial tooth structure includes a left partial vertical support arm 12 vertically connected to the transverse support arm 13 and a left oblique support arm 11 obliquely connected to the left end portion of the transverse support arm 13, the left partial vertical support arm 12 is arranged close to the left end of the transverse support arm 13, the lower end of the left oblique support arm 11 is inclined to the right, and the lower end of the left oblique support arm 11 is connected to the lower end of the left partial vertical support arm 12; the right partial tooth structure includes a right partial vertical support arm vertically connected to the transverse support arm 13 and a right oblique support arm obliquely connected to the right end portion of the transverse support arm 13, the right partial vertical support arm 16 is arranged close to the right end of the transverse support arm 13, the lower end of the right oblique support arm 17 is inclined to the left, and the lower end of the right oblique support arm 17 is connected to the lower end of the right partial vertical support arm 16.

[0036] Furthermore, symmetrical side tooth structures are provided at the lower sides of both ends of the lateral support arm 3. That is, the left side tooth structure and the right side tooth structure are symmetrical in structure.

[0037] Embodiment 2 is different from Embodiment 1 in that Figure 1As shown, the transition piece includes a plurality of secondary keels 3, which are arranged between the side formwork 2 and the middle vertical support arm 14 or the side vertical support arm to tighten the side formwork 2. That is, a plurality of secondary keels 3 are respectively arranged between the side surface of the side vertical support arm and the side formwork 2, and between the side surface of the middle vertical support arm 14 and the side formwork 2. In this embodiment, the plurality of secondary keels 3 are all arranged horizontally, and the two ends of the plurality of secondary keels 3 are respectively tightened against the side surface of the side formwork 2 and the side vertical support arm or the middle vertical support arm 14.

[0038] Embodiment 3 is different from Embodiment 1 in that Figure 1 As shown, it also includes supporting brackets 10 arranged at both ends of the drainage ditch foundation for supporting the clamping steel frame 1.

[0039] Furthermore, if Figure 4 As shown, the supporting corbel 10 comprises an L-shaped angle steel welded into an L-shaped structure, and a steel bar diagonal brace 101 is connected inside the L-shaped angle steel.

[0040] Furthermore, if Figure 5 , Figure 6 and Figure 7 As shown, the L-shaped angle steel includes a horizontal angle steel 103 and a vertical angle steel 102 vertically connected to the end of the horizontal angle steel 103. The horizontal angle steel 103 and the vertical angle steel 102 are connected by a weld 104. The steel bar brace 101 is connected between the horizontal angle steel 103 and the vertical angle steel 102. In this embodiment, the angle of the steel bar brace 101 is between 30° and 45°.

[0041] Furthermore, if Figure 8 As shown, the vertical angle steel 102 is provided with a bolt hole 105 for connecting with the drainage ditch foundation. In this embodiment, a bolt hole 105 with a certain diameter is provided at the upper 1 / 3 position of the vertical angle steel 102.

[0042] The drainage ditch formwork fixing device is continuously fixed into a whole by the clamping steel frame 1 composed of vertical and horizontal support arms, so that the clamping steel frame 1 has a reinforcing effect on the entire side formwork 2, which can effectively prevent the bottom of the side formwork 2 from being opened when pouring concrete, thereby ensuring the construction quality. In this embodiment, the clamping steel frame 1 adopts three shorter horizontal short arms 15 and is evenly fixed between the vertical support arms 14. When the actual operation is to be carried out on site, the clamping steel frame 1 can be placed after the side formwork 2 and the secondary keel 3 are fixed, and then the verticality and the required width of the side wall of the formed drainage ditch are adjusted. In order to facilitate the pouring of the overall drainage ditch concrete without disturbance or tilting. Two sets of supporting brackets 10 are respectively installed at both ends of the side wall of the drainage ditch foundation to tightly support the upper clamping steel frame 1; after the concrete pouring is completed and reaches the strength that meets the design requirements, when removing the formwork, just hold the horizontal arm of the middle grid and lift it up.

[0043] The construction method of the drainage ditch template fixing device comprises the following steps:

[0044] S1. Place the side formwork 2 and the secondary keel 3 of the drainage ditch vertically at a predetermined distance of the drainage ditch and fix them with iron nails;

[0045] S2, the side formwork 2 and the secondary keel 3 of the drainage ditch are installed, and then the clamping steel frame 1 composed of the horizontal support arm and the vertical support arm is used to clamp the ditch according to a certain modulus, and the verticality and clear width of the vertical side formwork 2 are adjusted;

[0046] S3, side formwork 2 installation height reserves 10cm up and down height to coincide with the ditch foundation;

[0047] S4. The supporting corbel 10 composed of two pieces of angle steel is fixedly connected to the ditch foundation with fixing bolts, and the side formwork 2 is placed between the supporting corbel 10 and the ditch foundation to enhance its sealing performance and ensure the visual quality of the joint position after pouring;

[0048] S5. According to the above operation steps, based on the length of the drainage ditch, the clamping steel frame 1 and the supporting corbel 10 are continuously set with a fixed modulus. After the overall installation is completed, pour concrete.

[0049] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A drainage ditch template fixing device, characterized in that: The invention comprises a clamping steel frame (1) for clamping a side formwork (2); a toothed structure extending downward is provided on the clamping steel frame (1); the side formwork (2) is arranged in a gap of the toothed structure, and the side surface of the toothed structure is pressed against the side formwork (2) via a transition piece.

2. The drainage ditch template fixing device according to claim 1 is characterized in that: The clamping steel frame (1) comprises a transverse support arm (13), and the upper end of the toothed structure is connected to the transverse support arm (13).

3. The drainage ditch template fixing device according to claim 2 is characterized in that: The toothed structure comprises a middle toothed structure, which comprises middle vertical support arms (14) vertically connected to the transverse support arms (13) and arranged at intervals, and a plurality of horizontal short arms (15) connected between the middle vertical support arms (14).

4. The drainage ditch template fixing device according to claim 3 is characterized in that: The toothed structure comprises an edge tooth structure, the edge tooth structure comprising an edge vertical support arm vertically connected to the transverse support arm (13) and an oblique support arm obliquely connected to the end of the transverse support arm (13), the lower end of the oblique support arm being connected to the lower end of the edge vertical support arm.

5. The drainage ditch template fixing device according to claim 4 is characterized in that: Symmetrical edge tooth structures are provided on the lower sides of both ends of the transverse support arm (13).

6. The drainage ditch template fixing device according to claim 4 or 5, characterized in that: The transition piece comprises a plurality of secondary keels (3), and the plurality of secondary keels (3) are arranged between the side formwork (2) and the middle vertical support arm (14) or the side vertical support arm and are used to tighten the side formwork (2).

7. The drainage ditch template fixing device according to any one of claims 1 to 5, characterized in that: It also includes supporting brackets (10) arranged at both ends of the drainage ditch foundation and used to support the clamping steel frame (1).

8. The drainage ditch template fixing device according to claim 7, characterized in that: The supporting bracket (10) comprises an L-shaped angle steel welded into an L-shaped structure, and a steel bar diagonal brace (101) is connected inside the L-shaped angle steel.

9. The drainage ditch template fixing device according to claim 8, characterized in that: The L-shaped angle steel comprises a horizontal angle steel (103) and a vertical angle steel (102) vertically connected to the end of the horizontal angle steel (103).

10. The drainage ditch template fixing device according to claim 9, characterized in that: The vertical angle steel (102) is provided with bolt holes (105) for connecting to the drainage ditch foundation.

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