CN212176560U - Concrete guardrail mold system for preventing cracking - Google Patents

Abstract

A concrete guardrail die system for preventing cracking comprises a plurality of dies arranged in parallel, wherein the dies are of groove body structures with openings gradually increasing from bottom to top, and internal cavities of two adjacent dies are communicated with each other through a communicating water pipe arranged at the upper parts of the side wall surfaces of the dies in a penetrating manner; in the utility model, the mould is made into a groove body structure with the opening gradually increasing from bottom to top, and the concrete guardrail is poured in a mode that the bottom is arranged at the top, so that the concrete can be more smoothly put into a warehouse, the concrete in the warehouse is easy to vibrate and compact, and the plastic shrinkage crack caused by uneven concrete strength is avoided; the utility model discloses in, through reserve one section cavity that is used for pouring into maintenance water at the mould top to with the cavity intercommunication of intercommunication water pipe with a plurality of moulds, pour into maintenance water in a mould and can accomplish the maintenance before the form removal to the concrete in all moulds, avoid the drying shrinkage crack to produce.

Description

Concrete guardrail mold system for preventing cracking

Technical Field

The utility model relates to a construction technical field especially relates to a concrete guardrail mould system of preventing ftractureing.

Background

In the construction, for the protection construction place, prevent that the vehicle mistake from breaking into, often need set up interim guardrail. Temporary guardrails are also often used in road traffic to deal with emergencies. The current available interim guardrail has concrete guardrail and water horse rail, and wherein water horse rail convenient to use, but shock resistance is weak, and the weatherability is poor, can not satisfy the demand in the longer building site of time limit for a project.

The concrete guardrail is a solid member formed by pouring concrete, has larger thickness, and is easy to generate cracks before form removal because of dry shrinkage or uneven vibration during solidification. Therefore, the maintenance is required not only after the form removal, but also before the form removal, so as to improve the yield.

SUMMERY OF THE UTILITY MODEL

The utility model provides a concrete barrier mould system of preventing ftractureing.

The technical problem to be solved is that: cracks are easily generated in the concrete guardrail pouring process.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a cracking-proof concrete guardrail die system comprises a plurality of dies arranged in parallel, wherein the dies are of groove body structures with openings gradually increasing from bottom to top, and the groove body structures are formed by enclosing two side plates arranged oppositely and two flat end plates arranged oppositely and in parallel; the plate surface of the flat end plate is vertically arranged and is detachably connected with the side plate; the inner cavities of two adjacent moulds are communicated with each other through a communicating water pipe arranged on the upper part of the wall surface of the side plate in a penetrating way;

the upper portion of the die is provided with an arched template used for forming a bottom drainage groove, and the connecting position of the communicating water pipe and the die is higher than the arched template.

Further, the middle part and the bottom of mould are provided with mounting hole pipe and railing channel-section steel respectively, and mounting hole pipe and railing channel-section steel are from top to bottom parallel to each other, the interval is arranged, and both ends are connected with the flat end board of both sides respectively, and the face of axis and flat end board is perpendicular, and the vertical setting down of notch of railing channel-section steel, and the bottom border parallel and level setting of notch border and flat end board.

Further, be provided with two handling hole pipes between mounting hole pipe and the railing channel-section steel, two handling hole pipes are controlled and are parallelly arranged, the interval is arranged, and every handling hole pipe both ends wear to establish respectively on the curb plate, and the face of axis and flat-end plate is parallel.

Further, the arched template is a long steel plate with a circular arc-shaped cross section, and an opening of the circular arc is arranged upwards; the two ends of the arched template are arranged by being attached to the inner wall surface of the side plate and are detachably connected with the side plate.

Furthermore, an end plate square tube is vertically arranged on a longitudinal axis of the inner wall surface of the flat end plate, and one side vertical surface of the end plate square tube is arranged by being attached to the flat end plate and is fixedly connected with the flat end plate; the both ends of mounting hole pipe and railing channel-section steel wear to establish respectively on end plate side's pipe to can dismantle with end plate side's pipe respectively and be connected.

Furthermore, stiffening ribs are arranged at the left end and the right end of the outer wall surface of the side plate, and the side plate is detachably connected with the flat end plate through bolts penetrating through the stiffening ribs.

Further, the communicating water pipes are hard PVC straight pipes which are horizontally arranged, and the inner cavities of the two adjacent dies are communicated with each other through the communicating water pipes with equal height of two axes.

Furthermore, the installation hole pipe, the railing channel steel and the hoisting hole pipe are wrapped with anti-sticking films.

Further, a bottom plate is arranged below the mold.

The utility model relates to a concrete guardrail mould system of preventing ftractureing compares with prior art, has following beneficial effect:

in the utility model, the mould is made into a groove body structure with the gradually increasing opening from bottom to top, and the concrete is poured in a mode that the bottom of the concrete guardrail is arranged at the top, so that the concrete can be put into the warehouse more smoothly, the concrete in the warehouse is easy to vibrate and compact, and the plastic shrinkage cracks caused by uneven concrete strength are avoided;

the utility model discloses in, through reserve one section cavity that is used for pouring into maintenance water at the mould top to with the cavity intercommunication of intercommunication water pipe with a plurality of moulds, pour into maintenance water in a mould and can accomplish the maintenance before the form removal to the concrete in all moulds, avoid the drying shrinkage crack to produce.

Drawings

Fig. 1 is a schematic structural view of a concrete guardrail mold system for preventing cracking of the utility model;

fig. 2 is an exploded view of the mold of the present invention;

FIG. 3 is a schematic structural view of an arched template;

FIG. 4 is a schematic structural view of a poured concrete guard rail;

the steel plate comprises 1-side plates, 11-stiffening ribs, 2-flat end plates, 21-end plate square tubes, 31-arched templates, 32-mounting hole tubes, 33-rail channel steel, 34-hoisting hole tubes and 4-communicating water tubes.

Detailed Description

As shown in fig. 1-2, a concrete guardrail mold system for preventing cracking comprises a plurality of molds arranged in parallel, wherein the molds are of groove body structures with openings gradually increasing from bottom to top, and the templates are cast in a mode that the bottoms of the concrete guardrails are arranged at the top, so that the concrete can be put into a bin more smoothly, and the concrete in the bin is easy to vibrate and compact;

the groove body structure takes the ground as the bottom surface, and takes a frame enclosed by two oppositely arranged side plates 1 and two oppositely and parallelly arranged flat end plates 2 as the wall; the surface of the flat end plate 2 is vertically arranged and is detachably connected with the side plate 1; the inner cavities of two adjacent moulds are communicated with each other through a communicating water pipe 4 arranged at the upper part of the wall surface of the side plate 1 in a penetrating way; therefore, water is saved during maintenance before form removal, the maintenance effect is good, and the maintenance is very convenient; certainly, a bottom plate can be arranged on the groove body structure, but the assembly of the die is more troublesome.

Be provided with mounting hole pipe 32 and railing channel-section steel 33 in the mould, parallel from top to bottom, interval are arranged on mounting hole pipe 32 and railing channel-section steel 33, and both ends are connected with the flat end board 2 of both sides respectively, and the face of axis and flat end board 2 is perpendicular, and the vertical setting down of notch of railing channel-section steel 33. The mounting hole pipe 32 is used for pouring mounting holes parallel to the concrete guardrails so as to connect the single concrete guardrails into a whole; the rail channel 33 is used to cast the rail groove at the top of the concrete guardrail so that its notch edge is flush with the mold bottom edge.

Two hoisting hole pipes 34 are arranged between the mounting hole pipe 32 and the rail channel steel 33, the two hoisting hole pipes 34 are arranged in parallel at intervals left and right, two ends of each hoisting hole pipe 34 are respectively arranged on the side plates 1 in a penetrating mode, and the axis of each hoisting hole pipe is parallel to the plate surface of the flat end plate 2.

Two arch templates 31 are arranged at the same height in the die, as shown in fig. 3, each arch template 31 is a long steel plate with a circular arc-shaped cross section, and an opening of the circular arc is arranged upwards; the two ends of the arched template 31 are arranged by being attached to the inner wall surface of the side plate 1 and detachably connected with the side plate 1. Alternatively, the connection may be made by welding a horizontal steel plate to the upper edge of the arched form 31 at both ends, and then attaching the steel plate to the folded edges of the side plates 1 and fastening the steel plate with bolts, as shown in fig. 1.

The arched template 31 is used for pouring a drainage channel at the bottom of the concrete guardrail, so that the retention of rainfall on one side of the concrete guardrail is avoided, and the loading and unloading of a forklift are facilitated.

The connecting position of the communicating water pipe 4 and the mould is higher than that of the arched template 31, when pouring is carried out, the upper surface of the concrete is flush with the upper edge of the arched template 31, the cavity above the arched template 31 is used for releasing the maintenance water, and the maintenance water cavities of the moulds cannot be communicated if the communicating water pipe 4 is arranged at the bottom of the arched template 31.

An end plate square tube 21 is vertically arranged on the longitudinal axis of the inner wall surface of the flat end plate 2, and one side vertical surface of the end plate square tube 21 is arranged by being attached to the flat end plate 2 and is fixedly connected with the flat end plate 2; the two ends of the mounting hole pipe 32 and the railing channel steel 33 are respectively arranged on the end plate square pipe 21 in a penetrating way and are respectively detachably connected with the end plate square pipe 21; of course, one end of the end plate square tube 21 may be welded to the other end of the end plate square tube 21, and the other end of the end plate square tube may be inserted into a hole reserved in the end plate square tube 21. The end plate square tube 21 acts as a groove for increasing the rigidity of the flat end plate 2 and simultaneously leaving a groove for inserting the upright column at the two ends of the concrete guardrail.

The left end and the right end of the outer wall surface of the side plate 1 are provided with stiffening ribs 11 and are detachably connected with the flat end plate 2 through bolts penetrating through the stiffening ribs 11. If the side panel 1 is long, the stiffener 11 is also required to be provided in the middle.

The lifting hole pipes 34 are arranged in parallel to the flat end plates 2, two mounting hole pipes 32 with equal axes and the same height are arranged in each die, and two ends of a lifting hollow pipe can penetrate through the side plates 1 to facilitate die removal.

The communicating water pipes 4 are horizontally arranged hard PVC straight pipes, and the inner cavities of the two adjacent dies are communicated with each other through the communicating water pipes 4 with equal height of two axes. The difficult jam of intercommunication water pipe 4 that sets up like this, just because the utility model provides a mould focus is higher after pouring, and intercommunication water pipe 4 also plays the effect of firm each mould simultaneously.

The mounting hole pipe 32, the railing channel steel 33 and the lifting hole pipe 34 are wrapped with anti-sticking films so as to be convenient for form removal.

The utility model relates to a concrete guardrail mould system of preventing ftractureing, its use includes following step:

firstly, paving an anti-seepage pad on a flat ground;

step two, building the utility model on the anti-seepage pad;

step three, pouring concrete, compacting by vibration and leveling to enable the concrete surface to be level with the upper edge of the arched template 31;

step four, after the concrete is solidified, watering the mould for curing;

fifthly, removing the formwork when the concrete reaches the formwork removal strength, and maintaining after the formwork is removed;

and step six, wrapping the poured concrete guardrail with black core cotton felts, turning the concrete guardrail up and down, and wrapping the black core cotton felts for storage or loading. The structure of the finished product is shown in fig. 4.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims (9)

1. The utility model provides a concrete guardrail mould system of preventing ftractureing which characterized in that: the die comprises a plurality of dies arranged in parallel, wherein the dies are of a groove body structure with an opening gradually increasing from bottom to top, and the groove body structure is formed by enclosing two side plates (1) arranged oppositely and two flat end plates (2) arranged oppositely and in parallel; the surface of the flat end plate (2) is vertically arranged and is detachably connected with the side plate (1); the inner cavities of two adjacent moulds are communicated with each other through a communicating water pipe (4) arranged at the upper part of the wall surface of the side plate (1) in a penetrating way;

the upper portion of the die is provided with an arched template (31) used for forming a bottom drainage groove, and the connecting position of the communication water pipe (4) and the die is higher than the arched template (31).

2. The anti-splitting concrete guardrail mold system of claim 1, wherein: the middle part and the bottom of mould are provided with mounting hole pipe (32) and railing channel-section steel (33) respectively, and mounting hole pipe (32) and railing channel-section steel (33) are from top to bottom parallel, the interval is arranged, and both ends are connected with flat-end plate (2) of both sides respectively, and the axis is perpendicular with the face of flat-end plate (2), and the vertical setting down of notch of railing channel-section steel (33), and the bottom border parallel and level setting of notch border and flat-end plate (2).

3. The anti-splitting concrete guardrail mold system of claim 2, wherein: two hoisting hole pipes (34) are arranged between the mounting hole pipe (32) and the railing channel steel (33), the two hoisting hole pipes (34) are arranged in parallel and at intervals, two ends of each hoisting hole pipe (34) are respectively arranged on the side plates (1) in a penetrating mode, and the axis of each hoisting hole pipe is parallel to the plate surface of the flat end plate (2).

4. A crack resistant concrete guardrail mold system of claim 3 wherein: the arched template (31) is a long steel plate with a circular arc-shaped cross section, and an opening of the circular arc is arranged upwards; the two ends of the arched template (31) are arranged by being attached to the inner wall surface of the side plate (1) and detachably connected with the side plate (1).

5. The anti-splitting concrete guardrail mold system of claim 4, wherein: an end plate square tube (21) is vertically arranged on the longitudinal axis of the inner wall surface of the flat end plate (2), and one side vertical surface of the end plate square tube (21) is arranged by being attached to the flat end plate (2) and is fixedly connected with the flat end plate (2); the two ends of the mounting hole pipe (32) and the railing channel steel (33) are respectively arranged on the end plate square pipe (21) in a penetrating mode and are respectively detachably connected with the end plate square pipe (21).

6. The anti-splitting concrete guardrail mold system of claim 5, wherein: stiffening ribs (11) are arranged at the left end and the right end of the outer wall surface of the side plate (1), and the stiffening ribs and the flat end plate (2) are detachably connected through bolts penetrating through the stiffening ribs (11).

7. The anti-splitting concrete guardrail mold system of claim 6, wherein: the communicating water pipes (4) are hard PVC straight pipes which are horizontally arranged, and the inner cavities of the two adjacent dies are communicated with each other through the communicating water pipes (4) with equal height of two axes.

8. The anti-splitting concrete guardrail mold system of claim 7, wherein: and an anti-sticking film is wrapped outside the mounting hole pipe (32), the railing channel steel (33) and the hoisting hole pipe (34).

9. The crack resistant concrete barrier mold system of any one of claims 1-8, wherein: and a bottom plate is arranged below the die.

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