KR102223197B1 - Noiseless trench and cast mold for noiseless trench for manufacturing the same - Google Patents

Abstract

The present invention relates to a silent trench and a mold for a silent trench for manufacturing the same. The present invention relates to a plurality of noiseless trenches that are interconnected and arranged in a drainage channel direction.The noiseless trench according to the present invention includes a main body having at least one drainage hole formed on a plate surface and a plurality of noiseless trenches on one side of the main body. The wedge-shaped protrusion is formed protruding in the connection direction and increases in cross-sectional area from the upper side to the lower side, and the cross-sectional area decreases from the upper side to the lower side compared to the wedge shape of the protrusion on the other side opposite to one side of the main body in which the protrusion is protruded. It is characterized in that it includes a locking portion that is formed through a wedge shape and coupled to the protrusion when the plurality of noiseless trenches are interconnected.

Description

Silent trench and casting mold for silent trench manufacturing the same {NOISELESS TRENCH AND CAST MOLD FOR NOISELESS TRENCH FOR MANUFACTURING THE SAME}

The present invention relates to a silent trench and a casting mold for a silent trench for manufacturing the same, and more particularly, to a silent trench disposed in a drainage passage for draining rainwater and domestic wastewater, and a casting mold for a silent trench for manufacturing the same.

In general, a drainage passage for draining and collecting rainwater or sewage falling to the ground is installed on the side of the road. In addition to the side of the road, such drainage channels are arranged in various places such as residential complexes and parking lot entrances. In the ditch, a trench is arranged not only to cover the ditch, but also to guide rainwater or sewage into the ditch.

Here, the trench is disposed in the most edge or central area of a road, a parking lot of a building, or a drainage passage of various playgrounds and houses. The trench is provided with a force that acts in a vertical direction when a car or a person steps on it. Trenches are mostly made of metal so that they can resist forces acting in the vertical direction, and these trenches are generally made of castings.

Meanwhile, a plurality of trenches are disposed along a direction of a drainage channel, that is, along a flow direction of a fluid such as rainwater or sewage flowing into the drainage channel. The plurality of trenches are fastened with separate fastening members such as screws. In addition, drainage holes are formed in the trench to guide rainwater or wastewater to the drainage passage.

However, in the conventional trench connection method, as each trench is interconnected using a fastening member such as a screw, there is a problem in that the time required for installing the trench is increased and the fatigue of the operator is increased.

In addition, as the drainage holes of the conventional trench are made of castings, it is difficult to change the design aesthetics according to the user's taste, as a single casting mold can adopt only the design of the same drainage hole, and recently, the design demands of the trench. Is increasing.

Republic of Korea Patent Publication No. 10-1062275: Trench cover for trench

It is an object of the present invention to provide a noiseless trench having an improved structure so that a plurality of trenches can be connected to a drainage channel while maintaining a bonding force without a separate fastening member, and a casting mold for a noiseless trench manufacturing the same.

In addition, another object of the present invention is to provide a noiseless trench having an improved structure so that design elements such as drainage holes of the trench can be variously changed, and a casting mold for a noiseless trench manufacturing the same.

The means for solving the problem is a plurality of noiseless trenches interconnected and disposed in a drainage channel direction according to the present invention, wherein the noiseless trench is supported by the drainage channel and at least one drainage hole is formed on the plate surface, and the A wedge-shaped protrusion protruding in the connection direction of the plurality of noiseless trenches on one side and increasing in cross-sectional area from an upper side to a lower side, and a wedge of the protrusion on the other side opposite to one side of the main body in which the protrusion is protruded. It consists of a noiseless trench, characterized in that it includes a locking portion coupled to the protrusion when a plurality of the noiseless trenches are interconnected with each other by being formed through a wedge shape with a cross-sectional area decreasing from the upper side to the lower side, which is inverted compared to the shape.

Here, the protrusion and the locking portion may be fitted and separated by forming a predetermined angle with each other.

The protrusion portion and the wedge shape of the locking portion may have opposite shapes and are fitted and coupled to limit separation of the main body in the connection direction.

The protrusion portion and the wedge shape of the locking portion may have opposite shapes and are fitted and coupled to limit separation in the transverse direction of the connection direction of the main body.

It is preferable that the coupling and separation directions of the protrusion and the locking part forming a predetermined angle when the protrusion and the locking part are coupled and separated from each other have a V shape.

The protrusion may further include a noise prevention unit disposed on the protrusion of the noiseless trench connected in plural when the protrusion and the locking unit are mutually coupled to each other to prevent contact with each of the main bodies.

On the other hand, the means for solving the above problems is a body having a trench cover formed integrally with a support part supported by a drainage channel and a support part to form a drain hole according to the present invention, and a plurality of protrusions and penetrations formed on both sides of the body, respectively. In a casting mold for a noiseless trench for manufacturing a noiseless trench having a protruding portion and a locking portion that are mutually coupled when the two main bodies are connected, the first mold unit forming a mold corresponding to the shape of the support portion, and the first mold unit And a second mold unit disposed opposite and forming a formwork corresponding to the shape of the trench cover, the protrusion, and the locking portion; The second mold unit has a body, a mold part for a trench cover that forms a mold corresponding to the shape of the trench cover and is detachably coupled to the body, and the shape of the protrusion and the locking part is integrally formed with the body. It is also made by a casting mold for a noiseless trench, characterized in that it comprises a mold for bonding to form a mold corresponding to.

Here, the trench cover mold portion may be provided as a plurality of the trench cover mold portions each having a different design and may be selectively coupled to the body.

The noiseless trench casting mold is disposed so as to be detachable to the body for at least one of both sides with the mold for the trench cover interposed therebetween, and is provided as a plurality of characters each having a different character and is selectively coupled to the body. It may further include a mold for.

It is preferable that the coupling mold part is arranged to form a formwork having a wedge shape in which the protrusion part and the hooking part are opposed to each other, and the coupling mold part is preferably formed to form a formwork so that the hooking part has a wedge shape opened downward.

Details of other embodiments are included in the detailed description and drawings.

The effects of the silent trench according to the present invention and the casting mold for the silent trench manufacturing the same are as follows.

First, the wedge-shaped protrusion and the wedge shape of the protrusion are mutually coupled to each other to connect the plurality of silent trenches without a separate fastening member, as well as in the left and right, front and rear, and vertical directions when connecting a plurality of noiseless trenches. Since the separation can be limited, it is possible to reduce the time required when arranging a plurality of noiseless trenches in the ditch and to reduce maintenance costs.

Second, by disposing a noise prevention unit between a plurality of noiseless trenches, it is possible to prevent noise by blocking contact generated by a vehicle or a person passing through the noiseless trench.

Third, since a plurality of trench cover molds each having a different design and a plurality of letter molds each having a different letter can be selectively used, it is possible to manufacture various noiseless trenches requested by consumers from a single casting mold. .

1 is a first perspective view of a silent trench according to an embodiment of the present invention,
FIG. 2 is a front view of the noiseless trench shown in FIG. 1 in the Y-axis direction;
3 is a second perspective view of a silent trench according to an embodiment of the present invention;
4 is a front view of the noiseless trench shown in FIG. 3 in the X-axis direction;
5 is a plan view of the silent trench shown in FIG. 1;
6 is a perspective view of a plurality of noiseless trenches connected according to an embodiment of the present invention;
7 is an operational cross-sectional view in which a plurality of noiseless trenches shown in FIG. 6 are coupled and separated;
8 is a perspective view of a silent trench according to another embodiment of the present invention,
9 is a perspective view of a casting mold for a silent trench for manufacturing a silent trench according to an embodiment of the present invention;
10 is a rear perspective view of the casting mold for a noiseless trench shown in FIG. 9;
FIG. 11 is an exploded perspective view in which a trench cover mold part and a letter mold part are exploded in the trench casting mold shown in FIG. 9;
12A and 12B are plan views of another embodiment of a mold part for a trench cover,
13A and 13B are plan views according to another embodiment of a mold for a character.

Hereinafter, a silent trench according to an exemplary embodiment of the present invention and a casting mold for a silent trench manufacturing the same will be described in detail with reference to the accompanying drawings.

Prior to the description, it should be noted in advance that the noiseless trench according to an embodiment of the present invention is manufactured by a casting mold for a noiseless trench, and the same component names are described with the same reference numerals.

In addition, FIGS. 12A and 12B and 13A and 13B are not limited to FIGS. 12 and 13 and may be variously changed in design.

1 is a first perspective view of a silent trench according to an embodiment of the present invention, FIG. 2 is a front view of the silent trench shown in FIG. 1 in a Y-axis direction, and FIG. 3 is a first perspective view of a silent trench according to an embodiment of the present invention. 2 is a perspective view, FIG. 4 is a front view of the noiseless trench shown in FIG. 3 in the X-axis direction, and FIG. 5 is a plan view of the noiseless trench shown in FIG. 1.

As shown in FIGS. 1 to 5, the silent trench 1 according to an exemplary embodiment of the present invention includes a body 10, a protrusion 30, and a locking part 50. In addition, the noiseless trench 1 according to an embodiment of the present invention further includes a noise prevention unit 70 (refer to FIG. 8 ). A plurality of noiseless trenches 1 according to an embodiment of the present invention are coupled to a drainage passage (not shown).

The body 10 has the shape of a noiseless trench 1 according to an embodiment of the present invention. The body 10 is an embodiment of the present invention, and includes a trench cover 12, a support portion 14, and a drain hole 16. The trench cover 12 is an area that is actually stepped on by a car or a person passing through a drainage channel. In addition, at least one drain hole 16 is formed in the trench cover 12 to guide rainwater or wastewater to the drainage channel. The drain hole 16 is formed through the trench cover 12. The support part 14 is manufactured integrally with the trench cover 12. The support portion 14 supports the trench cover 12 with respect to the drain channel when the noiseless trench 1 according to the embodiment of the present invention is disposed in the drain channel. Of course, the trench cover 12 and the support 14 counteract a force acting in the vertical direction provided by a vehicle or a person passing by the noiseless trench 1.

The protrusion 30 is formed on one side of the main body 10 to protrude in the connection direction of the plurality of noiseless trenches 1. The protrusion part 30 of the present invention includes a protrusion wedge part 32 and a connection part 34. The protruding wedge portion 32 is a region that is coupled to the locking portion 50 and has a wedge shape. In detail, the protrusion wedge portion 32 has a shape in which a cross-sectional area increases from an upper side to a lower side. That is, the protrusion wedge 32 has a triangular shape. The connecting portion 34 is disposed between the side surface of the main body 10 and the protruding wedge portion 32. Of course, the main body 10, the protruding wedge part 32 and the connection part 34 are integrally manufactured by casting.

Next, the locking part 50 is formed through the other side opposite to one side of the main body 10 on which the protrusion 30 is protruded. The locking part 50 is coupled with the protrusion part 30 when the plurality of noiseless trenches 1 are interconnected. The locking part 50 of the present invention includes a locking wedge part 52 and an opening part 54. The locking wedge 52 has a wedge shape inverted compared to the wedge shape of the protrusion 30. In detail, the engaging wedge portion 52 has a shape in which a cross-sectional area decreases from an upper side to a lower side. That is, the locking wedge 52 is inverted compared to the shape of the protruding wedge 32 having a triangular wedge shape and has an inverted triangular wedge shape. The opening portion 54 is formed to open downward from the engaging wedge portion 52. The opening portion 54 is noiseless from the formwork (not shown) without additional processing of the engaging wedge portion 52 when manufacturing the noiseless trench 1 in the casting mold 100 for a noiseless trench (see FIGS. 9 and 11) to be described later. It provides the effect of separating the trench 1. In addition, the opening portion 54 provides a coupling movement path when the protruding wedge portion 32 and the locking wedge portion 52 are mutually coupled.

6 is a perspective view illustrating a plurality of noiseless trenches connected according to an exemplary embodiment of the present invention, and FIG. 7 is a cross-sectional view illustrating an operation in which the plurality of noiseless trenches shown in FIG. 6 are coupled and separated.

6 and 7, the noiseless trench 1 is connected in plural. In FIGS. 6 and 7, two noiseless trenches 1 are shown to be connected, but the present invention is not limited thereto, and a plurality of noiseless trenches 1 may be interconnected in excess of two depending on the length of the drainage channel.

As shown in FIG. 7, when the plurality of noiseless trenches 1 are coupled, the protrusion 30 and the locking portion 50 are fitted and separated by forming a predetermined angle. In detail, as the wedge shape of the protruding wedge portion 32 of the protruding portion 30 and the wedge portion 52 of the locking portion 50 are inverted to each other, parallel movement, that is, sliding movement, can be fitted and separated from each other. It is not possible and can be fitted and separated from each other at a certain angle. In more detail, the coupling and separation directions of the protrusion 30 and the locking part 50 forming a certain angle when the protrusion 30 and the locking part 50 are mutually coupled and separated form a V shape.

As the wedge shape of the protrusion wedge part 32 of the protrusion part 30 and the wedge part 52 of the locking part 50 are fitted with mutually opposite shapes, the separation in the connection direction of the main body 10 is limited. In other words, it is restricted from being separated by the sliding movement of the interconnected noiseless trenches 1. In addition, as the wedge shape of the protrusion wedge portion 32 of the protrusion portion 30 and the wedge portion 52 of the locking portion 50 are fitted in a mutually opposite shape, in the transverse direction of the connection direction of the main body 10 It limits the deviation, i.e., the mutually connected noiseless trenches 1 are excluded from being separated in the vertical direction.

In this way, as the protrusion part 30 and the locking part 50 have opposite wedge shapes, when the plurality of noiseless trenches 1 are connected, mutual separation in the front and rear, left and right directions, and up and down directions may be restricted. There is an advantage of being able to maintain the connection of a plurality of noiseless trenches 1 without.

8 is a perspective view of a noiseless trench according to another embodiment of the present invention. The noise prevention part 70 is a plurality of noiseless trenches connected when the protrusion 30 and the locking part 50 are mutually coupled as shown in FIG. 8. It is disposed on the protrusion 30 of (1) to prevent contact with each of the main bodies 10. The noise prevention part 70 is inserted and coupled to the connection part 34 of the protrusion part 30 in detail. The noise prevention unit 70 limits the mutual contact of the plurality of silent trenches 1 when the silent trench 1 is stepped on by a car or a person, thereby reducing noise that may be generated from the contact of the plurality of silent trenches 1. prevent. Sound-absorbing material such as rubber is used as the noise-preventing unit 70.

On the other hand, FIG. 9 is a perspective view of a casting mold for a silent trench for manufacturing a silent trench according to an embodiment of the present invention, FIG. 10 is a rear perspective view of the casting mold for a silent trench shown in FIG. 9, and FIG. It is an exploded perspective view showing the trench cover mold part and the letter mold part exploded in the trench casting mold.

As shown in FIGS. 9 to 11, the casting mold 100 for a silent trench according to an embodiment of the present invention includes a first mold unit 120 and a second mold unit 140. The casting mold 100 for a noiseless trench according to an embodiment of the present invention presses the foundry sand (cast sand) against the first mold unit 120 and the second mold unit 140 to form a form of the noiseless trench 1 do.

The first mold unit 120 is provided to have a formwork corresponding to the shape of the support portion of the main body 10. In addition, the second mold unit 140 is disposed opposite to the first mold unit 120 and forms a formwork corresponding to the shape of the trench cover 12, the protrusion 30, and the locking portion 50 of the main body 10. do.

The second mold unit 140 of the present invention includes a body 142, a trench cover mold 144, and a bonding mold 146. In addition, the second mold unit 140 of the present invention further includes a mold part 148 for characters.

The body 142 forms the exterior of the second mold unit 140. The trench cover mold part 144 forms a mold corresponding to the shape of the trench cover 12. The trench cover mold part 144 is also formed into a mold with the drain hole 16 formed in the trench cover 12. The trench cover mold part 144 is detachably coupled to the body 142 as shown in FIG. 11. The trench cover mold part 144 is detachably coupled to the body 142 with a fastening member (not shown) such as a screw. The bonding mold part 146 is formed integrally with the body 142. The bonding mold part 146 forms a mold corresponding to the shape of the protrusion part 30 and the locking part 50.

Next, the character mold part 148 is disposed so as to be detachable from the body 142 for at least one of both sides with the trench cover mold part 144 interposed therebetween. The letter mold part 148 of the present invention is disposed on one side with the trench cover mold part 144 interposed therebetween, but may be disposed on both sides with the trench cover mold part 144 interposed therebetween. The letter mold part 148 forms a mold so as to form a letter in the noiseless trench 1.

Finally, FIGS. 12A and 12B are plan views of another embodiment of a trench cover mold, and FIGS. 13A and 13B are plan views according to another embodiment of a letter mold.

As described above in FIGS. 9 to 11, the trench cover mold portion 144 and the character mold portion 148 are detachably coupled to the body 142 of the second mold unit 140. The trench cover mold portion 144 and the character mold portion 148 of the noiseless trench casting mold 100 according to an exemplary embodiment of the present invention are provided in plural.

In detail, the plurality of trench cover mold portions 144 are provided to have different designs, respectively. For example, as shown in (a) and (b) of Fig. 12, a mold part 144 for a trench cover having drainage holes 16 of different designs is provided. Since a plurality of trench cover molds 144 having various designs are provided, and can be detachably coupled to the body 142 according to the customer's request, noiseless having various designs using a single body 142 The trench cover 12 can be manufactured.

In addition, the character mold part 148 is provided to have various characters or symbols. For example, as shown in (a) and (b) of Figure 13, replacing the English of the existing'KOREA', a character mold part 148 having a character of'Korea' or'Korea' in Korean Since it can be interchangeably coupled to the body 142, a noiseless trench cover 12 having various characters can be manufactured. That is, the noiseless trench 1 may be manufactured and provided with a company name, government signature, etc. formed according to a request of a consumer who uses or orders the noiseless trench 1.

Accordingly, the wedge-shaped protrusion and the wedge shape of the protrusion are mutually coupled to each other to connect the plurality of silent trenches without a separate fastening member, as well as in the left and right, front and rear, and vertical directions when connecting a plurality of silent trenches. Since the separation can be limited, it is possible to reduce the time required when arranging a plurality of noiseless trenches in the ditch and to reduce maintenance costs.

In addition, by disposing a noise prevention unit between a plurality of noiseless trenches, it is possible to prevent noise by blocking contact generated by a vehicle or a person passing through the noiseless trench.

In addition, since a plurality of trench cover molds each having a different design and a plurality of letter molds each having a different letter can be selectively used, it is possible to manufacture various noiseless trenches requested by consumers from a single casting mold. .

Although the embodiments of the present invention have been described with reference to the accompanying drawings, those of ordinary skill in the art to which the present invention pertains can be implemented in other specific forms without changing the technical spirit or essential features of the present invention. It will be understandable. Therefore, it should be understood that the embodiments described above are illustrative and non-limiting in all respects. The scope of the present invention is indicated by the claims to be described later rather than the detailed description, and all changes or modified forms derived from the meaning and scope of the claims and the concept of equivalents thereof should be construed as being included in the scope of the present invention. do.

1: silent trench 10: main body
12: trench cover 14: support
16: drain hole 30: protrusion
32: protruding wedge portion 34: connecting portion
50: locking portion 52: locking wedge portion
54: opening part 70: noise prevention part
100: silent trench casting mold 120: first mold unit
140; 2nd mold unit 142: body
144: mold portion for trench cover 146: mold portion for bonding
148: character mold part

Claims (10)

In a plurality of noiseless trenches interconnected and arranged in the direction of the drainage channel,
The noiseless trench,
A main body supported by the drainage passage and having at least one drainage hole formed on the plate surface;
A wedge-shaped protrusion protruding from one side of the main body in a connection direction of the plurality of noiseless trenches and increasing a cross-sectional area from an upper side to a lower side;
The protrusion is formed through a wedge shape in which the cross-sectional area decreases from the upper side to the lower side compared to the wedge shape of the protrusion on the other side opposite to one side of the main body in which the protrusion is protruded, and when the plurality of noiseless trenches are interconnected, the protrusion It includes a locking portion coupled with,
The protrusion and the locking portion have a wedge shape having a cross-sectional shape opposite to each other, so that they are fitted and separated by forming a predetermined angle, and the locking portion has a wedge shape that is opened downward so that the protrusion is fitted and separated from each other. Noiseless trench.
delete The method of claim 1,
The noiseless trench, characterized in that the wedge shape of the protrusion and the locking portion is fitted and coupled to each other to have a shape opposite to each other, thereby limiting separation of the main body in a connection direction.
The method of claim 1,
The noiseless trench, characterized in that the wedge shape of the protrusion and the locking portion is fitted and coupled to each other in a shape opposite to each other, thereby limiting separation in a transverse direction of the connection direction of the main body.
The method of claim 1,
The noiseless trench, characterized in that the coupling and separation directions of the protrusion and the locking part forming a predetermined angle when the protrusion and the locking part are mutually coupled and separated form a V shape.
The method of claim 1,
And a noise-preventing unit disposed on the protrusion of the mute trench connected in plural when the protrusion and the locking unit are mutually coupled to each other to prevent contact with each of the main bodies.
A main body having a support part supported by the drainage channel and a trench cover integrally formed with the support part to form a drain hole, and a protrusion and a locking part that are mutually coupled when a plurality of the main bodies are connected to each other by protruding and penetrating each other In the casting mold for a silent trench for manufacturing a silent trench having,
A first mold unit forming a formwork corresponding to the shape of the support portion;
And a second mold unit disposed opposite to the first mold unit and forming a formwork corresponding to the shape of the trench cover, the protrusion, and the locking portion,
The second mold unit forms a body, a mold corresponding to the shape of the trench cover, and is formed integrally with the body and the trench cover mold part that is detachably coupled to the body to correspond to the shape of the protrusion and the locking part. It includes a mold for bonding to form a formwork,
The coupling mold part is arranged to form a formwork having a wedge-shaped shape opposed to each of the protrusion part and the locking part, and the coupling mold part forms a formwork such that the locking part has a wedge shape opened downward. Casting mold for silent trench.
The method of claim 7,
The mold for the trench cover is provided as a plurality of mold for the trench cover each having a different design, characterized in that the noiseless trench casting mold, characterized in that selectively coupled to the body.
The method of claim 8,
The casting mold for the noiseless trench,
It is disposed so as to be detachable from the body for at least one of the two sides with the mold for the trench cover therebetween,
A casting mold for a silent trench, characterized in that it further comprises a mold for letters provided in a plurality of letters each having a different letter and selectively coupled to the body. delete

Images