KR20030070174A - Connector for connecting concrete structures to be laid under the ground - Google Patents

Abstract

PURPOSE: A connecting apparatus for an underground concrete structure, using industrial by-products is provided to increase watertight ability of a connected part by improving the joining ability between structures and to facilitate the joining work. CONSTITUTION: A connecting apparatus(1) for an underground concrete structure, using industrial by-products includes the concrete structure laid to be under the ground and a connecting apparatus body(10) to be joined to each end face to be connected each other, to connect the concrete structure with another concrete structure. The joined end face among end faces of each connecting apparatus body is uneven to each combine the connecting apparatus body joined to the concrete with the connecting apparatus body joined to another concrete structure. The connecting apparatus body includes at least one reinforcing member(20) protruded on the end face joined to the concrete structure, to make the connecting apparatus body located inside the concrete structure, in joining the concrete structures.

Description

CONNECTOR FOR CONNECTING CONCRETE STRUCTURES TO BE LAID UNDER THE GROUND}

The present invention relates to a connector for concrete structures for underground buried, and more particularly, when the concrete structures (for example, PC unit culvert box, manhole, water pipe, etc.) embedded in the basement to join the speech The present invention relates to a connector for a concrete structure, which improves to increase the watertightness at the joint and also facilitates the joining operation.

Conventionally, when each concrete structure buried underground, such as a PC unit culvert box, a manhole, and a water pipe, etc. are addressed to each other, first, each concrete structure is placed on each other, and according to the mounted state, each concrete structure is a suitable technique, for example, It was joined by concrete pouring or a separate connection device.

However, concrete structures joined by this simple speech technique had problems of watertightness at the joints. That is, the concrete structures spoken by the conventional simple speech technique as described above are easily damaged by the environmental changes such as subsidence or ground subsidence of the ground, and therefore, the joint speech by the conventional simple speech technique. In concrete structures, the problems of watertightness at the joints were being addressed.

In addition, such a simple speech technique has had to select a separate suitable technique according to the state in which each concrete structure is placed, and also has to have a means for performing the selected suitable technique, Moreover, provision of such a means could lead to an increase in costs.

The present invention has been made to solve such a problem, the present invention is to increase the watertightness at the joint portion by increasing the bonding between the concrete structure and the concrete structure when the concrete structure embedded in the underground concrete The purpose is to provide a connector for a structure.

It is another object of the present invention to provide a connector for a concrete structure in which a concrete structure embedded in the basement and a joint part joined to the concrete structure are not easily damaged by environmental changes such as ground subsidence or ground subsidence.

Still another object of the present invention is to provide a connector for a concrete structure that is easy to join when the concrete structure and concrete structure buried underground.

Another object of the present invention is to provide a connector for a concrete structure that can be bonded to the concrete structure and concrete structures buried underground at low cost.

1 is a perspective view of a first connector of the present invention,

2 is a plan view of FIG.

3 is a perspective view of a state in which the first connector of FIG. 1 is joined to a unit culvert box;

4 is a plan view of FIG.

5 is a perspective view of a unit culvert box bonded to the first connector connected to the present invention,

6 is a perspective view of a modification of the first connector of the present invention,

7 is a perspective view of a state in which the connector of the modification of Fig. 6 is joined to the unit water pipe;

8 is a perspective view of a state in which a unit water pipe connected to a connector of the modified example of FIG.

9 and 10 are explanatory diagrams of another use example of the first connector of the present invention, and

11 and 12 are perspective views of the first connector having a modified uneven end surface bonded to the unit culvert box.

<Description of the symbols for the main parts of the drawings>

1, 1a, 1 ', 1a': first connector 10, 10a: connector

11 through hole 20, 20a, 120, 120a reinforcing member

30, 30 ': Unit culvert box 33: Water duct of the unit culvert box

100, 100a: second connector 130, 130 ': unit water pipe

200 manhole 230a: upper manhole

230: lower manhole

The connector for concrete structures of the present invention for achieving the above object is bonded to each end surface connected to each other in order to be concrete concrete embedded in the basement, and other concrete structures identical to the concrete structure and each end surface A connector having an end face shape that is the same as; The connector spliced to the concrete structure and the connector spliced to the other concrete structure are characterized in that the end faces connected to each other among the end faces of each connector to be coupled to each other is uneven.

In the connector for a concrete structure of the present invention, the connector is at least one reinforcing member is fixedly installed to protrude to the end surface of the end surface of the connector to be bonded to the concrete structure so as to be located in the interior of the concrete structure when joining the concrete structure It may include.

In the connector for a concrete structure of the present invention, the end surface of the end surface of the connector to be bonded to the concrete structure may be uneven.

Optionally, the connector may be a PE material or a compound compounded into a plurality of industrial by-products such as waste vinyl resin, fly ash, etc. Preferably, each connector is joined when these connectors are joined to each other. Bonded speech is applied by adhesive or melt pressing.

Optionally, the reinforcing member may be rebar or flat iron or iron wire.

According to the connector for a concrete structure of the present invention, when the concrete structure buried underground, the bonding of the concrete structure to increase the watertightness, while the joint part due to environmental changes such as ground subsidence or ground uneven settlement It is possible to perform the splicing speech at a low cost while minimizing the damage of the filament and facilitating the splicing speech.

The above objects, advantages and other features will become apparent from the following description with reference to the accompanying drawings.

(Detailed Description of the Preferred Embodiments)

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described.

1 is a perspective view illustrating a first connector of the present invention, FIG. 2 is a plan view of FIG. 1, FIG. 3 is a perspective view illustrating a state in which the first connector of FIG. 1 is bonded to a unit culvert box, and FIG. 4 is 3 is a plan view.

1 and 2, the connector for concrete structures of the present invention (hereinafter, abbreviated as "first connector") (1) includes a connector 10 and a plurality of reinforcing members (20). .

In the following description, the connector 10 described above has both end faces (left and right end faces in the drawing) facing each other as a rectangular parallelepiped, and a through hole penetrating the connector 10 at the center of the connector 10. 11) is provided. The connector 10 of this structure is joined to the unit culvert box (for example, PC unit culvert box) 30 buried underground, as shown in Figs. 3 and 4. Here, the penetration of the connector 10 The size of the sphere 11 is preferably the same as the size of the water port 33 of the unit culvert box (30).

In further detail, the connector 10 is bonded to the end surface of the unit culvert box 30 having the water polo 33 is the end surface of one of the uneven end surface, as shown in Figure 3 and 4, At this time, the other uneven end surface opposed to the end surface bonded to the unit culvert box 30 is placed outside. At the same time, as shown in FIG. 4, another connector 10a is also joined to an end surface of the unit culvert box 30 to which the connector 10 is joined, which is opposite to the end surface of the unit culvert box 30. It is formed to engage with the uneven end surface of the connector 10 in the.

That is, as shown in Figure 3 so that the end surface opposite the end surface of the connector 10a bonded to other water polo (not shown) is coupled to the end surface of the outer uneven connector 10 Unevenness Here, as in the connector 10, the end face of the connector 10a joined to the unit culvert box 30 is uneven, and the connector 10a is provided with the through hole 11 of the connector 10. The same through hole (not shown) is formed.

Such connector 10 (10a) is made of a PE material, preferably may be a compound compounded into a plurality of industrial by-products, such as waste vinyl resin, fly ash.

1 and 2 again, a plurality of reinforcing members 20 are installed and fixed to the connector 10 as shown. The reinforcing member 20 serves to firmly connect the connector 10 to the unit culvert box (30). That is, the connector sphere 10 made of PE material has a problem that the sphere is warped in nature, in particular may cause a peeling phenomenon when bonding with the unit culvert box 30, the reinforcing member 20 serves to minimize this problem In addition, the end surface of the concave and convex connector 10 to be joined to the unit culvert box 30 also serves to increase the bonding with the unit culvert box (30).

Such a reinforcing member 20 is installed to protrude on the end surface of the connector 10 to be bonded to the unit culvert box 30 as shown, in particular the reinforcing member 20 is more robust to the connector 10 It is preferable to be connected to each other in the interior of the connector 10 to be securely fixed and to further minimize the distortion of the connector 10. Of course, the same plurality of reinforcing members 20a (indicated by dashed lines in the drawing) are laid and fixed to the end faces of the connector bodies 10a joined to the unit culvert box 30 (see FIGS. 3 and 4). The reinforcing members 20 and 20a may be reinforcing bars, flat iron, or iron wires, and although not shown, the reinforcing members 20 described above may be more firmly bonded to the unit culvert box 30. Reinforcing bars, flat iron, or iron wires may be further provided at the protruding ends of the 20b.

Such a reinforcing member 20, 20a is in the interior of the unit culvert box 30 in a state in which the connecting sphere 10, 10a is bonded to the unit culvert box 30, as shown in Figs. Is positioned, the reinforcing members 20, 20a not only functions to keep the connector 10, 10a firmly bonded to the unit culvert box 30, but also contributes significantly to the rigidity of the unit culvert box 20. Meanwhile, reference numeral 1a denotes a first connector corresponding to the first connector 1 including the connector 10a and the reinforcing member 20a described above.

Hereinafter, the bonding method for adhering the first connector 1, 1a of the present invention to the unit culvert box 30 will be described. First, the reinforcing member 20, 20a and the connector 10, 10a The first connector (1) (1a) provided with each is provided, each of the provided first connector (1) (1a) is a reinforcing member 20 in the form (that is, a mold) for forming the unit culvert box 30 ) 20a is firmly fixed and mounted so that it is located in the formwork. Thus, when the first connector (1) (1a) is fixedly mounted to the formwork for forming the unit culvert box 30, concrete is poured into the formwork, and then the concrete poured into the formwork is cured and then the formwork is removed, The unit culvert box 30 to which the first connector 1 (1a) of the present invention is joined is completed.

FIG. 5 is a perspective view illustrating a state in which the unit culvert box to which the first connector of the present invention is bonded is bonded and unfolded. As illustrated, the unit culvert box 30 to which the first connector 1 and 1a are bonded is shown. Is provided, and the same other unit culvert box 30 'is provided. Subsequently, when the first connector 1 'of the unit culvert box 30' is joined to the first connector 1a of the unit culvert box 30 so that the uneven end surfaces are engaged with each other, the unit culvert box 30 and the unit Bonding speech work of the culvert box 30 'is completed, and in the joining step, the first connector 1a and the first connector 1' are bonded by melt compression or industrial PE adhesive for the watertightness of the joint. Particularly, melt compression is possible here, in which the first connector 1, 1a (1 ', 1a') is melted as the above-described meltable PE material or industrial by-products such as waste vinyl resin and fly ash. It is possible because it is produced with a possible compound. When a plurality of unit culvert boxes are addressed in this way, culverts are buried underground.

Thus, when the unit culvert box is bonded by the first connector (1) (1a) of the present invention, the unit culvert box 30 to which the first connector (1) (1a) is bonded is firmly joined to each other state Can last for a long time. As described above, when the plurality of unit culvert boxes 30 are extended, the uneven end surfaces of the first connectors 1 and 1a joined to the unit culvert boxes 30 are bonded to each other by an adhesive or melt-compression method. Because it is matched. Therefore, the unit culvert box 30 joined in this manner is improved in the bonding portion of the unit culvert box is minimized damage due to environmental changes such as settlement of the ground or uneven settlement of the ground, thereby unit culvert box (30) can maintain the bonded state for a long time, and the watertightness can also be maintained for a long time.

In addition, the first connector (1) (1a) of the present invention is joined to the unit culvert box 30 in a state in which the reinforcing members (20, 20a) provided therein is located inside the unit culvert box (30) In addition, since the connecting spheres 10 and 10a joined to the unit culvert box 30 are uneven, the first connector 1 and 1a are separated from the unit culvert box 30 by external pressure such as ground subsidence. Is greatly prevented. On the other hand, the reinforcing members 20, 20a also serves to prevent the distortion of the connector 10, 10a as described above.

In addition, each unit culvert box 30 to which the first connector 1 (1a) of the present invention is bonded is very easily joined as described above. For this reason, the unit culvert box 30 to which the first connector 1, 1a is bonded is selected at the time of joining speech, or provided with a separate means according to the selected bonding speech technique. The hassle to be eliminated, and this can greatly reduce the cost of the bonding speech of the unit culvert box (30).

In addition, since the first connector (1) (1a) of the present invention can be made of a compound compounded with a plurality of industrial by-products, such as PE material or waste vinyl resin, fly ash, the manufacturing cost can be greatly reduced, In particular, environmental pollution can be prevented.

So far, the present invention has been described with reference to specific embodiments, but is not limited thereto. Therefore, the following describes modifications and other uses that can be derived from the first connector of the present invention.

Figure 6 is a perspective view showing a modification of the first connector of the present invention, Figure 7 is a perspective view showing a state in which the connector of the modification of Figure 6 is bonded to the unit channel pipe, Figure 8 is a connector of the modification of Figure 6 It is a perspective view which shows the state in which the joined unit water pipe was joined.

As shown in Figs. 6 and 7, a modification of the first connector 1 (1a) of the present invention (hereinafter, abbreviated as "second connector") 100, 100a is U-shaped. The U-shaped second connector 100 (100a) is provided to be used in the unit channel pipe 130 having an upper portion. The second connector 100, 100a as described above has the end surface of the connector body 110, 110a joined to the unit channel pipe 130 in the same way as the structure of the first connector (1) (1a) is uneven and The end surface facing the end surface is also concave and convex, the end surface of the concave and convex connector 110, 110a is joined to the unit channel pipe 130, a plurality of reinforcing members 120 located inside the unit channel pipe 130 120a (here, the reinforcing member 120a is indicated by dashed lines in FIG. 7) is laid and fixed. Here, as shown in the first connector (1) (1a), as shown, the concave and convex end surface of each of the connector body (110, 110a) outside is concave and convex to each other.

In addition, the second connector 100, 100a is made of a compound compounded with a plurality of industrial by-products, such as PE material or waste vinyl resin, fly ash, as the first connector (1) (1a), the second connector Joining method for joining the (100) (100a) to the unit channel pipe 130 is also the same as the method for joining the first connector (1) (1a) to the unit culvert box (30).

As such, it can be seen that only the shape of the sphere is modified so that the second connector 100, 100a may be used in the unit water pipe 130. Therefore, the method of joining and extending the plurality of unit water pipes 130 to which the second connector 100 and 100a are joined, and the plurality of unit culvert boxes 30 to which the first connector 1 and 1a are joined, It is the same as the way to, and the effect derived from the second connector 100, 100a is also the same as the effect derived from the first connector (1) (1a).

9 and 10 illustrate another example of use of the first connector of the present invention, as shown, the first connector 1, 1a may also be used in the manhole 200. For example, in the manhole 200 divided into the upper manhole 230a and the lower manhole 230 as shown in FIG. 9, when assembled as shown in FIG. 10, the upper manhole 230a and the lower manhole are as follows. The above-described first connectors 1 and 1a are respectively joined to respective end faces to which the manholes 230 are joined to each other. On the other hand, as shown, the upper portion of the upper manhole (230a) is bonded to the new connector 300, which is deformed in the first connector (1) (1a), which is not uneven, the surface smooth as the upper connector 300 It is specially provided to prevent breakage of the manhole 230a or to give an aesthetic feeling. In this way, when the first connector (1) (1a) is installed in the manhole, the construction of the manhole is convenient, especially when used in a large manhole, many effects can be obtained.

On the other hand, in the connector for concrete structures of the present invention, the shape of the irregularities formed on each end surface of the connector for concrete structures is not limited as shown in Figs. 1 to 10, it is merely illustrated that those skilled in the art Will understand. In other words, the shape and size of the unevenness may vary depending on the characteristics of the concrete structure to which the connector for the concrete structure of the present invention is to be bonded, or the environment in which the concrete structure to which the connector for the concrete structure of the present invention is bonded is installed. It can be modified as shown in 11 and 12.

In addition, the connector for the concrete structure of the present invention is made of the above-described structure, and the material is bonded to the concrete structure is to increase the water-tightness at the joint portion of each concrete structure and environment such as ground subsidence or ground subsidence To minimize the damage to the joints of each concrete structure that may be caused by the change. Therefore, as described above, if a connector for a separate concrete structure is provided at a joint portion of each concrete structure, and the joint portion of the connector for the concrete structure is formed to be engaged with each other, the connector for the concrete structure is within the technical scope of the present invention. It is obvious. Accordingly, the detailed description and the accompanying drawings of the present invention should not be interpreted as limiting the technical spirit of the present invention but as merely illustrative.

As a result, those skilled in the art will understand various modifications and variations therefrom and, therefore, the appended claims are intended to cover all such modifications and variations without departing from the spirit and scope of the invention.

As described above, the connector for a concrete structure of the present invention increases the watertightness by increasing the bonding of the concrete structure when the concrete structure buried underground, while increasing the water tightness, due to environmental changes such as ground subsidence or ground inequality Minimize damage to the joints. In addition, the concrete construction to which the connector for concrete structures of the present invention is bonded is easy to the joint speech work, it is possible to perform the joint speech work at a lower cost.

Claims (8)

A buried concrete structure embedded in the basement, and a connector having a same end face shape as each of the end faces and joined to each end face that is connected to each other so that the same concrete structure as the concrete structure is spoken; The connector sphere bonded to the concrete structure and the connector sphere bonded to the other concrete structure for the concrete structure, characterized in that the end surfaces are connected to each other of the end surface of each of the connector sphere to be coupled to each other Connector. The at least one reinforcement of claim 1, wherein the connector is fixedly installed to protrude to an end surface joined to the concrete structure among the end surfaces of the connector so that the connector is positioned inside the concrete structure when the connector is joined to the concrete structure. A connector for a concrete structure, comprising a member. The connector for a concrete structure according to claim 2, wherein an end surface of the connector surface joined to the concrete structure is uneven. The connector for a concrete structure according to any one of claims 1 to 3, wherein the connector is made of PE. The connector for a concrete structure according to any one of claims 1 to 3, wherein the connector is a compound compounded into a plurality of industrial byproducts such as waste vinyl resin, fly ash, and the like. 5. The connector for a concrete structure according to claim 4, wherein each connector is joined or bonded by adhesive or melt pressing when the connectors are joined to each other. 6. The connector for a concrete structure according to claim 5, wherein each connector is joined or bonded by adhesive or melt pressing when the connector is joined to each other. The connector for a structure according to claim 2, wherein the reinforcing member is rebar or flat iron or iron wire.