Padstone template with adjustable elevation

Abstract

The utility model belongs to the technical field of bridge padstone templates, and particularly relates to an elevation-adjustable padstone template, which comprises a double-layer steel template, a positioning component and a lock catch component, the double-layer steel template comprises a first template and a second template movably sleeved in the first template, one end of the positioning component is fixedly connected with the first template, and the other end of the positioning component is fixedly connected with the lock catch component. One end of the first template is movably clamped with a first template, the other end of the first template is movably clamped with a second template, the first template and the second template are respectively formed by connecting and splicing a plurality of template units end to end, the first template is provided with an opening, and the template units at the opening are detachably connected through lock catch assemblies. And the construction efficiency and quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge cushion stone template technical field, concretely relates to a height adjustable cushion stone template. BACKGROUND

[0002] The cushion stone is arranged at the connecting part of the abutment and the abutment, and is mostly cast in situ. When the cushion stone concrete is cast in situ, workers need to replace the formwork of corresponding height for the different cross slope bent cap and different height abutment cushion stone. Because the pouring height of the traditional formwork is fixed, if modification or fine adjustment is needed in the construction process, a large amount of manpower and time will be consumed, resulting in low construction efficiency and quality of the project. If the size of the cast cushion stone is not accurate, the stability and bearing capacity of the cushion stone will be affected, and the safety of the whole bridge will be threatened. SUMMARY

[0003] The utility model is just in view of the above -mentioned problem, and the height adjustable cushion stone template is designed in pertinence, so that the height of the cushion stone formwork is flexibly adjusted, and the construction efficiency and quality are improved.

[0004] To achieve the above object, the utility model provides a height adjustable cushion stone template, including double -deck steel formwork, positioning assembly and lock catch assembly, the double -deck steel formwork includes first formwork and the second formwork of the movable sleeve in first formwork, one end of positioning assembly is fixedly connected first formwork, and the other end movably clamps second formwork, first formwork and second formwork are all by a plurality of formwork units of piece jointing and are connected, and first formwork is equipped with opening, and the formwork unit between the opening is detachably connected through lock catch assembly.

[0005] Further, the formwork unit in the first formwork is a C-shaped steel, the C-shaped steel includes two layers of bent plates, the formwork unit in the second formwork is a T-shaped steel including one layer of web, and the bent plates and the web are arranged parallel to the ground.

[0006] Further, the positioning assembly includes a bolt, a first nut and a second nut, one end of the bolt is fixedly connected to the bent plate, the first nut and the second nut are clamped on both sides of the web respectively, and the threaded rod of the bolt is connected.

[0007] Further, the bolt is a T-shaped anchor bolt, the anchor plate at the end of the anchor bolt is fixedly connected to the upper bent plate, and a plurality of reinforcing ribs are fixedly arranged between the anchor plate and the threaded rod.

[0008] Further, the positioning assembly further includes a first pad and a second pad having through holes, the bolt is movably inserted into the through hole, and the pad is crimped between the web and the nut.

[0009] Further, the lock catch assembly comprises a lock nose and a fastening piece, the lock nose is fixedly connected with the formwork unit on one side of the opening, the fastening piece is fixedly connected with the formwork unit on the other side of the opening, and the fastening piece is press-fitted with the lock nose.

[0010] Further, the lock nose comprises integrally-formed first and second limiting blocks, the first limiting block is prismatic, and the second limiting block is prismatic with a platform.

[0011] Further, the lock nose further comprises a protrusion fixedly connected with the first limiting block, and the protrusion is clamped with the press-fitting piece.

[0012] Further, the fastening piece is detachably provided with a rubber sleeve, and the rubber sleeve is provided with anti-skid lines.

[0013] Further, the lock catch assembly comprises a plurality of groups, and the fastening pieces are alternately arranged on the formwork units on the two sides of the opening.

[0014] In summary, the utility model has the following advantages and beneficial technical effects:

[0015] 1. The utility model discloses a double-layer steel formwork with adjustable height, which adjusts and determines the height of the cushion stone formwork through the positioning assembly, thereby realizing flexible adjustment of the pouring height of the concrete.

[0016] 2. In the utility model, the first formwork on the outer side adopts a C-shaped steel, wherein the lower bending plate contacts the ground, thereby enhancing the structural stability of the formwork support and improving the safety and quality of the construction.

[0017] 3. In the utility model, the setting of the cushion block increases the contact area of the positioning assembly and the second formwork, thereby improving the stability of the positioning of the second formwork.

[0018] 4. In the utility model, the lock catch assembly is used for reducing the stripping loss, after the concrete is poured and formed, the locking state of the lock catch assembly is released, the formwork is unloaded on the concrete through the limited deformation of the formwork units on the two sides of the opening, the horizontal force and the torsion generated by the direct upward stripping are avoided, thereby improving the pouring and forming quality of the cushion stone.

[0019] 5、The design of the lock nose, the first limiting block is used for clamping the fastening piece, the second limiting block and the protrusion are used for limiting the fastening piece, and the second limiting block is designed in a prismatic form, so that the rotating path of the fastening piece is avoided, and the friction loss between the two is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0020] The above and / or additional aspects and advantages of the present utility model will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the following drawings of which:

[0021] Figure 1 is a three-dimensional schematic view of the present utility model;

[0022] Figure 2 is a three-dimensional schematic view of the first template in the present utility model;

[0023] Figure 3 is a partial enlarged view made along Figure 2 B in the figure;

[0024] Figure 4 is a use state view of the positioning assembly in the present utility model;

[0025] Figure 5 is a front view schematic view of part of the structure in the present utility model;

[0026] Figure 6 is a partial enlarged view made along Figure 1 A in the figure;

[0027] Figure 7 is a three-dimensional schematic view of the lock nose in the present utility model.

[0028] The reference signs in the drawings are as follows:

[0029] 1, first template; 11, opening; 12, bent plate; 2, second template; 21, web;

[0030] 3, positioning assembly; 31, bolt; 311, anchor plate; 312, reinforcing rib; 32, first nut; 33, second nut; 34, first pad; 35, second pad;

[0031] 4, lock assembly; 41, lock nose; 411, first limiting block; 412, second limiting block; 413, protrusion; 42, pressing buckle. DETAILED DESCRIPTION

[0032] The following will be described in detail in combination with the accompanying Figures 1-7 The present utility model will be further described in detail:

[0033] For example, Figures 1-4As shown, the elevation adjustable cushion stone template disclosed in the embodiment comprises a double-layer steel template, a positioning assembly 3 and a lock assembly 4, the double-layer steel template comprises a first template 1 and a second template 2 movably sleeved on the inner wall of the first template 1, the first template 1 and the second template 2 are both formed by connecting and splicing four template units in a head-to-tail manner, a concrete pouring space formed in the inside is in a cubic shape, except that a group of adjacent template units in the first template 1 are provided with an opening 11, the remaining adjacent template units are all fixed through welding, and the template units on the two sides of the opening 11 are detachably connected through the lock assembly 4; the template units in the first template 1 are C-shaped steel, the C-shaped steel comprises two layers of horizontally arranged bent plates 12, and the lower bent plate 12 contacts the ground, and the template units in the second template 2 are T-shaped steel comprising one layer of web plates 21, wherein the web plates 21 are horizontally arranged.

[0034] As shown in the drawings, Figure 4 The positioning assembly 3 comprises a bolt 31, a first nut 32 and a second nut 33, the bolt 31 is a T-shaped anchor bolt 31, wherein the terminal anchor plate 311 is welded with the upper bent plate 12, the screw rod is vertically arranged, four groups of triangular reinforcing ribs 312 are symmetrically welded between the anchor plate 311 and the screw rod, the first nut 32 and the second nut 33 are respectively clamped on the two sides of the web plate 21 and are in threaded connection with the screw rod of the bolt 31; the positioning assembly 3 further comprises a first pad 34 and a second pad 35 provided with through holes, the screw rod is movably inserted into the through holes, the first pad 34 is press-connected between the web plate 21 and the first nut 32, and the second pad 35 is press-connected between the second nut 33 and the web plate 21.

[0035] As shown in the drawings, Figures 5-6 The lock assembly 4 comprises a lock nose 41 and a fastening piece, the lock nose 41 is welded with the template unit on one side of the opening 11, the fastening piece (not completely shown in the drawings) is a general carriage or cargo door panel handle, which is a prior art and will not be described here, and the bottom shell in the fastening piece is fixedly connected with the template unit on the other side of the opening 11 through fastening screws.

[0036] As shown in the drawings, Figures 6-7 The L-shaped lock nose 41 comprises integrally formed first and second limiting blocks 411 and 412, the first limiting block 411 is in a prismatic shape, the second limiting block 412 is in a prismatic frustum shape, and the first limiting block 411 is movably press-connected with the press buckle 42 in the fastening piece; the lock nose 41 further comprises a protrusion 413 fixedly connected with the first limiting block 411, and the protrusion 413 is clamped with the press buckle 42.

[0037] As shown in the drawings, Figure 5 The fastening piece is detachably provided with a rubber sleeve (not shown in the drawings), and the rubber sleeve is provided with anti-skid lines; the lock assembly 4 has two groups, and the fastening pieces are alternately installed on the template units on the two sides of the opening 11.

[0038] The working principle of the elevation adjustable cushion stone template is as follows:

[0039] Before the construction of the cushion stone, first place the embodiment on the position of the bridge abutment or the top of the pier to be poured the cushion stone of the support. According to the elevation of the poured cushion stone, adjust the height of the first formwork 1 and the second formwork 2, specifically: by adjusting the position of the first nut 32 and the second nut 33 on the screw rod, then adjust the height of the second formwork 2. After the elevation is determined, tighten the first nut 32 and the second nut 33, the nut cooperates with the first pad 34 and the second pad 35, supports and positions the second formwork 2. Before pouring the concrete, lock the lock buckle assembly 4, use the blocking strip to block the slurry at the opening 11, at the same time, coat the release agent on the inner wall of the first formwork 1 and the second formwork 2. Pour the cushion stone concrete, after the concrete is shaped, open the lock buckle assembly 4, release the restriction of the locking piece on the lock nose 41, pull or gently knock the formwork unit on both sides of the opening 11, use the limited deformation of the opening 11, unload the partial compression force of the formwork on the concrete, reduce the subsequent demolding loss.

[0040] The above are preferred embodiments of the utility model, not by this limit the protection scope of the utility model, therefore: all equivalent changes made according to the structure, shape, principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. A level-adjustable footing form, characterized by: The utility model provides a double-layer steel formwork, positioning assembly and lock catch assembly, the double-layer steel formwork includes first formwork and second formboard that sets up in the first formwork, one end of the positioning assembly is fixedly connected the first formwork, and the other end movably clamps the second formboard, and the first formwork and the second formboard are all by a plurality of formboard units connected in head and tail splicing, and the first formwork is equipped with opening, and the formboard unit between the opening is detachably connected through the lock catch assembly.

2. The grade adjustable footing form of claim 1, wherein: The formboard unit in the first formwork is C-shaped steel, the C-shaped steel includes two layers of bending plate, the formboard unit in the second formboard is T-shaped steel including a layer of web, and the bending plate and web are all arranged in parallel to the ground.

3. The grade adjustable footing form of claim 2, wherein: The positioning assembly includes bolt, first nut and second nut, one end of the bolt is fixedly connected the bending plate, and the first nut and second nut are clamped on the both sides of the web respectively, and the threaded connection screw rod of bolt.

4. The grade adjustable footing form of claim 3, wherein: The bolt is T-shaped anchor bolt, the anchor bolt in the end anchor plate is fixedly connected the upper layer bending plate, and a plurality of reinforcing ribs are fixedly arranged between the anchor plate and screw rod.

5. The grade adjustable footing form of claim 3, wherein: The positioning assembly further includes first pad and second pad with through hole, the bolt is movably inserted in the through hole, and the pad is press connected between the web and nut.

6. The grade adjustable footing form of claim 1, wherein: The lock catch assembly includes lock nose and fastening piece, the lock nose is fixedly connected the formboard unit on one side of the opening, the fastening piece is fixedly connected the formboard unit on the other side of the opening, and the fastening piece in the pressure buckle is movably press connected the lock nose.

7. The grade adjustable footing form of claim 6, wherein: The lock nose includes integrally formed first limiting block and second limiting block, the first limiting block is prismatic, the second limiting block is prismatic, and the pressure buckle is movably press connected the first limiting block.

8. The grade adjustable footing form of claim 7, wherein: The lock nose further includes the convex that is fixedly connected the first limiting block, and the convex is clamped the pressure buckle.

9. The grade adjustable footing form of claim 6, wherein: The fastening piece is detachably installed with rubber sleeve, and the rubber sleeve is engraved with anti-skid line.

10. The grade adjustable footing form of claim 6, wherein: The lock catch assembly has a plurality of groups, and the fastening piece is alternately arranged on the formboard unit on both sides of the opening.

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