CN216299611U

CN216299611U - Prefabricated mould of side ditch apron is prevented blockking up in highway municipal administration

Info

Publication number: CN216299611U
Application number: CN202121257996.6U
Authority: CN
Inventors: 张斌; 徐正军; 王海; 田过勤; 窦晖; 王龙飞
Original assignee: Gansu Road and Bridge Construction Group Co Ltd
Current assignee: Gansu Road and Bridge Construction Group Co Ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2022-04-15
Anticipated expiration: 2031-06-07

Abstract

The utility model relates to a prefabricated mold for a road municipal anti-blocking side ditch cover plate. The bottom of the plastic outer mold is provided with an isolated support, and the isolated support is provided with a bottom mold; the bottom die is provided with an outer die reinforcing hole, and a plastic outer die connecting bolt inlet is formed in the outer die reinforcing hole; one end of each plastic internal mold of the water drainage hole is provided with a pulling and inserting hand-held section which extends out of the thickness part of the cover plate, and the end of the pulling and inserting hand-held section is provided with a plastic plug; the other end of the plastic inner mold of the water outlet is provided with a connecting bolt inlet; the plastic outer mold and the plurality of plastic inner molds of the water drainage holes are respectively connected together through the connecting bolt inlet, the plastic outer mold connecting bolt inlet and the outer mold reinforcing holes through the connecting bolt; the concrete is opened on the anti-deviation positioning frame of the inner model of the water outlet and enters the model hole, and the anti-deviation positioning frame of the inner model of the water outlet is respectively connected with the outer model and the inner models of the plurality of water outlet. The utility model has low cost, convenient use and repeated and cyclic use.

Description

Prefabricated mould of side ditch apron is prevented blockking up in highway municipal administration

Technical Field

The utility model relates to the technical field of prefabrication of concrete side ditch cover plates, in particular to a municipal anti-blocking side ditch cover plate prefabricating mold for a road.

Background

The side ditch concrete cover plate is applied to the field of highway municipal engineering, is widely applied to village and town roads and city streets, is high in required strength, ensures that vehicles do not damage when passing, and has a certain water drainage function to ensure that pavement water is timely drained.

Common side ditch apron outlet sets up the bar outlet, has satisfied the sluicing ability, and the outlet is difficult for blockking up, but the bar outlet will lap the piecemeal, very easily forms stress concentration, is difficult to resist vehicle load, especially heavy truck load, can lead to apron disposable damage, brings great hidden danger for road safety, leads to maintaining the maintenance cost increase.

The integrity of the cover plate is guaranteed to the greatest extent through the common cylindrical water drain hole, the structural stress is reasonable, but due to the fact that the opening is small, sundries fall into the water drain hole, the water drain hole is easy to block and difficult to clean, in order to solve the problems of resisting vehicle load and preventing water drain hole blocking, a circular truncated cone type sieve mesh with the inlet cross section smaller than the outlet cross section of the water drain hole is designed, and certain difficulty is brought to the manufacturing of prefabricating and prefabricating molds.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a prefabricated mold for a road municipal anti-blocking side ditch cover plate, which can be repeatedly recycled, has low manufacturing cost and is convenient to use.

In order to solve the problems, the utility model discloses a prefabricated mold for a road municipal anti-blocking side ditch cover plate, which is characterized in that: the mould comprises a plastic outer mould, a plurality of drainage hole plastic inner moulds and a drainage hole inner mould anti-deflection positioning frame; the bottom of the plastic outer mold is provided with an empty support, and a bottom mold is arranged on the empty support; the bottom die is provided with an outer die reinforcing hole, and a plastic outer die connecting bolt inlet is formed in the outer die reinforcing hole; one end of each plastic internal mold of the water drainage hole is provided with a pulling and inserting hand-held section which extends out of the thickness part of the cover plate, and the end of the pulling and inserting hand-held section is provided with a plastic plug; the other end of the plastic inner mold of the water drainage hole is provided with a connecting bolt inlet; the plastic outer mold and the plurality of plastic inner molds of the water drainage holes are respectively connected together through the connecting bolt inlet, the plastic outer mold connecting bolt inlet and the outer mold reinforcing holes through the connecting bolt; and the anti-deviation positioning frame of the inner model of the water outlet is respectively connected with the outer plastic model and the inner plastic models of the water outlet.

And the bottom die is respectively provided with stiffening ribs along the longitudinal and transverse directions, and two ends of each stiffening rib are respectively connected with the hollow support.

The outer die reinforcing hole is provided with a round corner bulge facing one side of the concrete, and outer die reinforcing hole stiffening ribs are arranged around the bottom of the outer die reinforcing hole.

The anti-deviation positioning frame of the inner die of the water drainage hole is connected with the outer plastic die through a buckle at the lower part of the anti-deviation positioning frame.

The surface of the anti-deviation positioning frame of the water outlet internal mold is provided with a plurality of water outlet internal mold positioning holes, and the water outlet internal mold positioning holes are correspondingly inserted into the water outlet plastic internal molds one by one.

Compared with the prior art, the utility model has the following advantages:

1. the utility model is provided with an isolated support, and aims to suspend the bottom die of the plastic outer die in the air.

2. The utility model can prevent the deviation of the inner die when the concrete is vibrated after entering the die by fixing the deviation-preventing positioning frame of the inner die of the water outlet.

3. The plastic inner mold and the plastic outer mold are fixed by the buckles when being connected, so that the problems of slippage during vibration and slurry leakage after loosening of the connecting hole can be prevented.

4. The utility model is provided with the separated plastic outer mold and the plastic inner mold of the water drainage hole, and can perform mold stripping step by step from two opposite directions, thereby solving the problem that the demolding direction of the outer mold is not consistent with the demolding direction of the water drainage hole.

5. The utility model has the advantages of low cost, convenient use, repeated and cyclic use, and can ensure the design shape of the prefabricated part and meet the design requirement.

Drawings

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

FIG. 1 is a top view of the present invention.

FIG. 2 is a schematic diagram of the position of an I-I cut inner die of a drainage hole in the utility model.

FIG. 3 is a schematic view A of the outer mold reinforcement hole of the present invention.

FIG. 4 is a bottom view of the plastic outer mold of the present invention.

FIG. 5 is a top view of the anti-shifting positioning frame of the inner mold of the drainage opening of the present invention.

FIG. 6 is an overall view of a II-II cutting die in the present invention.

Fig. 7 is a schematic view B of a buckle of the anti-deviation positioning frame of the inner mold of the drainage opening.

FIG. 8 is a schematic view of the inner plastic mold with water drainage holes.

In the figure: 1-plastic external mold; 2-a plastic internal mold with a water discharge hole; 3-a positioning frame for preventing the deviation of the inner mold of the water outlet; 4-placing concrete into a mould hole; 5-a stiffening rib; 6-external mold reinforcing holes; 7-round corner bulge; 8-reinforcing ribs of the reinforcing holes of the outer mold; 9-connecting bolt; 10-buckling; 11-a plastic plug; 12-pulling and inserting the hand holding section; 13-connecting the bolt inlet; 14-plastic external mold connecting bolt inlet; 15-a water drainage hole inner mold positioning hole; 16-spaced support.

Detailed Description

As shown in figures 1-8, the prefabricated mold for the road municipal anti-blocking side ditch cover plate comprises an outer plastic mold 1, a plurality of inner plastic molds 2 with water discharge holes and an anti-deviation positioning frame 3 with the inner plastic molds.

The bottom of the plastic outer mold 1 is provided with an empty support 16, and the empty support 16 is provided with a bottom mold; the bottom die is provided with an external die reinforcing hole 6, and a plastic external die connecting bolt inlet 14 is arranged in the external die reinforcing hole 6.

One end of each plastic internal mold 2 of the water drainage hole is provided with a pulling and inserting hand-held section 12 which extends out of the thickness part of the cover plate, and the end of the pulling and inserting hand-held section 12 is provided with a plastic plug 11 to prevent concrete from being poured in the prefabricating process; the other end of the plastic inner mold 2 with the water outlet is provided with a connecting bolt inlet 13; the plastic outer mold 1 and the plurality of plastic inner molds 2 with the water drainage holes are respectively connected together through a connecting bolt inlet 13, a plastic outer mold connecting bolt inlet 14 and an outer mold reinforcing hole 6 through a connecting bolt 9.

The concrete is opened on the anti-deviation positioning frame 3 of the inner model of the water outlet into the model hole 4, and the anti-deviation positioning frame 3 of the inner model of the water outlet is respectively connected with the plastic outer model 1 and the plastic inner models 2 of a plurality of water outlet.

Wherein: the bottom die is respectively provided with stiffening ribs 5 along the longitudinal direction and the transverse direction, and both ends of each stiffening rib 5 are respectively connected with the hollow supports 16, thereby forming a stable support for the bottom die of the plastic external die and preventing the bottom die from deforming.

The outer die reinforcing hole 6 is provided with a round-corner bulge 7 facing one side of the concrete, and outer die reinforcing hole reinforcing ribs 8 are arranged around the bottom of the outer die reinforcing hole 6.

The anti-deviation positioning frame 3 of the inner die of the water drainage hole is connected with the outer plastic die 1 through a buckle 10 at the lower part of the anti-deviation positioning frame, so that the anti-deviation positioning frame 3 of the inner die of the water drainage hole is attached to the outer plastic die 1.

The surface of the anti-deviation positioning frame 3 of the inner model of the water outlet is provided with a plurality of inner model positioning holes 15 of the water outlet, and the plastic inner models 2 of the water outlet are correspondingly inserted into the inner model positioning holes 15 of the water outlet one by one.

The bottom surface of the plastic outer mold 1 is a cover plate top surface, namely, the exposed surface of the cover plate is in contact with the mold plate surface, so that the good appearance quality of the top surface (exposed surface) of the prefabricated cover plate is ensured, the plastic inner mold 2 of the water drain hole is connected with the plastic outer mold 1 during the prefabrication of the assembled mold, the water drain hole is fixed through the anti-deviation positioning frame 3 of the plastic inner mold, the deviation of concrete during vibration after the concrete is poured into the mold is prevented, the plastic inner mold 2 of the water drain hole is fixed with the plastic outer mold 1 through the buckle 10 during the connection, and the slippage during vibration and the slurry leakage after the looseness of the connecting hole are prevented.

The manufacturing method of the utility model comprises the following steps:

the plastic outer mold 1 is manufactured firstly, the female mold of the plastic outer mold 1 is manufactured for batch production, the edge of an opening of the outer mold needs to be thickened, corresponding stress balance connecting sections are added, certain rigidity of the mold is guaranteed, and the plastic mold is prevented from being damaged during demolding. The bottom die part of the plastic outer die 1 comprises an outer die reinforcing hole 6 connected with the water outlet plastic inner die 2, the outer die reinforcing hole 6 is used for ensuring that slurry does not leak after being connected with the water outlet plastic inner die 2, and meanwhile certain strength is ensured, so that the water outlet plastic inner die 2 is prevented from being pulled out and the concrete is prevented from being damaged during demoulding. When the outer mold is in a working state, the connecting bolt 9 at the joint of the plastic inner mold 2 of the water drainage hole and the bottom mold is not extruded, so the bottom mold of the plastic outer mold 1 is suspended in the air during working, a spacing support 16 is arranged at the bottom of the plastic outer mold 1, the bottom mold is suspended in the air, longitudinal and transverse stiffening ribs 5 are arranged at the bottom, and the stiffening ribs 5 are connected with the spacing support 16 around the bottom of the plastic outer mold to form a stable support for the bottom mold of the plastic outer mold and prevent the bottom mold from deforming.

The plastic inner mold 2 with the water drainage holes is produced in batch by firstly manufacturing a female mold. The shape of the part of the plastic inner die 2 extending into the plastic outer die 1 is a circular truncated cone, the shape of the pull-plug hand-holding section 12 beyond the edge of the plastic outer die 1 can be a cylinder, the interior of the plastic inner die 2 of the water drainage hole is hollow, and the hollow part is a cylinder. One end of the water outlet internal mold is provided with a plastic plug 11 to prevent concrete from being poured in during the prefabrication process, the part of the water outlet internal mold, which is longer than the cover plate, is a pull-out and insertion hand-held section 12, and one end of the water outlet internal mold is provided with a connecting bolt inlet 13.

The anti-deviation positioning frame 3 of the inner die of the water drain hole can be made of plastic, and the female die is manufactured for batch production. The anti-deviation positioning frame 3 of the inner die of the water drain hole is connected with the bayonet of the plastic outer die 1, so that the anti-deviation positioning frame 3 of the inner die of the water drain hole is clamped at the opening edge of the plastic outer die 1, and the purpose is to ensure that the plastic inner die 2 is fixed and cannot move and deviate in the concrete pouring process. Meanwhile, the anti-deviation positioning frame 3 of the inner model of the water drainage hole needs to have certain rigidity, and a cavity is reserved for pouring concrete.

When the plastic internal mold 2 is used, one end of the plastic internal mold 2 of the water drainage hole is inserted into the external mold reinforcing hole 6, the connecting bolt inlet 13 is aligned with the connecting bolt inlet 14 of the plastic external mold during insertion, the connecting bolt 9 penetrates into the cavity of the plastic internal mold 2 of the water drainage hole through the connecting bolt inlet 14 of the plastic external mold 1 at the bottom of the plastic internal mold 1, and the connecting bolt 9 is rotated by 90 degrees, so that the purpose of locking and connecting the plastic internal mold 2 of the water drainage hole and the plastic external mold 1 is achieved.

And (3) demoulding after the concrete in the mould is solidified, removing the anti-deviation positioning frame 3 of the inner mould of the water drain hole, lifting one side of the outer plastic mould 1, rotating one by one to separate the connecting bolt 9, slowly pulling out the inner plastic mould 2 one by one from one side, reversely buckling the outer plastic mould 1, and separating the concrete prefabricated cover plate from the template.

Claims

1. The utility model provides a prefabricated mould of side ditch apron is prevented blockking up in highway municipal administration which characterized in that: the mould comprises a plastic outer mould (1), a plurality of plastic inner moulds (2) with water drainage holes and a deviation-preventing positioning frame (3) of the plastic inner moulds with the water drainage holes; the bottom of the plastic outer mold (1) is provided with an empty support (16), and a bottom mold is arranged on the empty support (16); an outer die reinforcing hole (6) is formed in the bottom die, and a plastic outer die connecting bolt inlet (14) is formed in the outer die reinforcing hole (6); one end of each plastic internal mold (2) of the water drainage hole is provided with a pulling and inserting hand-holding section (12) which extends out of the thickness part of the cover plate, and the end of the pulling and inserting hand-holding section (12) is provided with a plastic plug (11); the other end of the plastic inner mold (2) with the water drainage hole is provided with a connecting bolt inlet (13); the plastic outer mold (1) and the plurality of plastic inner molds (2) of the water drainage holes are respectively connected together through the connecting bolt inlets (13), the plastic outer mold connecting bolt inlets (14) and the outer mold reinforcing holes (6) through connecting bolts (9); the concrete die-entering hole (4) is opened on the drainage hole internal mold anti-deviation positioning frame (3), and the drainage hole internal mold anti-deviation positioning frame (3) is respectively connected with the plastic external mold (1) and the plurality of drainage hole plastic internal molds (2).

2. The prefabricated mould for the road municipal anti-blocking side ditch cover plate according to claim 1, is characterized in that: the bottom die is provided with stiffening ribs (5) along the longitudinal and transverse directions, and two ends of each stiffening rib (5) are connected with the hollow support (16) respectively.

3. The prefabricated mould for the road municipal anti-blocking side ditch cover plate according to claim 1, is characterized in that: the outer die reinforcing holes (6) are provided with round corner protrusions (7) facing one side of the concrete, and outer die reinforcing hole stiffening ribs (8) are arranged on the periphery of the bottoms of the outer die reinforcing holes (6).

4. The prefabricated mould for the road municipal anti-blocking side ditch cover plate according to claim 1, is characterized in that: the anti-deviation positioning frame (3) of the inner die of the water drainage hole is connected with the plastic outer die (1) through a buckle (10) at the lower part of the anti-deviation positioning frame.

5. The prefabricated mould for the road municipal anti-blocking side ditch cover plate according to claim 1, is characterized in that: the surface of the drainage hole internal mold deviation-preventing positioning frame (3) is provided with a plurality of drainage hole internal mold positioning holes (15), and the drainage hole internal mold positioning holes (15) are correspondingly inserted into the drainage hole plastic internal molds (2) one by one.