KR200242452Y1 - Manhole cover - Google Patents

Abstract

The present invention is a manhole cover used for water and sewage pipes and telecommunications pipes. The type, standard, serial number, etc. of water and sewage pipes and telecommunication pipes are displayed on the outer surface of the pipes for water and sewage and telecommunications. The present invention relates to a manhole cover having a display function for easily and simply and easily identifying the state of sewer pipes and telecommunication pipes, and having a constant depth at equal intervals on the upper surface of the body part and a plurality of fastening holes penetrated in the center. Two coupling grooves are formed, a fastening screw portion is formed at the lower end, and a fixing body made up of a display panel with a predetermined marking symbol imprinted on the upper portion thereof enables identification of the external appearance of the pipe embedded in the manhole. If required, the manhole to be constructed can be checked quickly and accurately, and the pipe checking work embedded in the manhole ( It is not only efficient, but also easy to inspect and repair water, sewage pipes, and telecommunication pipes. · Not only can it be easily performed, but also the uniform and systematic management and operation of the entire pipe (water, sewage pipe and telecommunication pipe) can be achieved.

Description

Manhole cover with display function {MANHOLE COVER}

The present invention relates to a manhole cover having a display function, and more specifically, a manhole cover used for water and sewage pipes and telecommunication pipes, and displays the types, standards, serial numbers, etc. of the water and sewage pipes and telecommunication pipes on the outer surface. The present invention relates to a manhole cover having a display function for easily and simply and easily identifying a pipe (water, sewage pipe, and telecommunication pipe) state inside a manhole during water and sewage and telecommunication construction.

In general, a manhole refers to an entrance through which an operator can enter and exit for inspection or cleaning of water, sewage pipes, telecommunication pipes, grapes, and the like buried underground.

Such a manhole is installed on a residential street or road and sidewalk, and a manhole cover for preventing infiltration and falling of various foreign substances and shielding from the outside is used, and a conventional manhole cover has a predetermined radius of curvature as shown in FIG. 1. Grooves (4) are formed on the outer circumferential surface of both sides of the body portion (2) made of a disk shape having a predetermined thickness and has a hook so as to correspond to each other at a predetermined distance from both sides starting from the center of the body portion (2). (6) has a combined configuration.

However, the conventional manhole cover as described above is made of an opaque metal material, and is used only as a cover for preventing a foreign substance from penetrating and falling into the manhole and shielding it from outside, and the pipe state buried inside the manhole, that is, It is impossible to visually identify the type, specification, serial number, etc. of water and sewage pipes and telecommunications pipes, so to identify them, it is necessary to open the manhole cover and enter the inside, so that the work is difficult and cumbersome. In order to find the required manholes, the manhole cover must be opened one by one, which not only consumes a lot of work time and manpower (labor power), but when the manhole cover is opened and performed, the road must be controlled to control the traffic around the manhole. Many problems have arisen such as congestion.

The present invention is to solve the conventional problems as described above, the purpose of the water, sewage pipes and telecommunication pipes in the manhole cover for shielding the manhole embedded with various water and sewage pipes and telecommunication pipes, types, standards, serial numbers As it has a display function to visually identify, etc., a serial number is assigned to each manhole cover as well as smooth, simple, easy and efficient execution of work according to inspection and repair of water, sewage pipes and telecommunication pipes. Therefore, it is to provide a new type of manhole cover that can uniformly and systematically manage and operate the entire pipe (water, sewage pipe and telecommunication pipe).

In order to achieve the above object, the present invention has a manhole cover coupled to the hook portion in the body, a plurality of coupling grooves having a constant depth at the same interval on the upper surface of the body portion and a fastening hole is formed in the center, the lower end The fastening screw portion is formed in the upper end portion is characterized in that the fixing body consisting of a display panel is imprinted with a predetermined display symbol on the upper surface.

In the present invention, a positioning groove is formed on one side of the coupling groove formed in the body portion, and a positioning protrusion corresponding to the positioning groove is protruded downward at one end of the bottom surface of the display panel of the fixed body. .

1 is a plan view showing a conventional manhole cover,

Figure 2 is an exploded perspective view showing a manhole cover according to the present invention,

3 is a plan view showing a manhole cover according to the present invention,

Figure 4 is a longitudinal sectional view showing a manhole cover according to the present invention,

FIG. 5 is an enlarged cross-sectional view of part A of FIG. 4.

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

10: manhole cover 12: fastener

14: Coupling groove 16: Body

18: positioning groove 20: fixed body

22: Tightening screw part 24: Symbol

26: display panel 28: positioning projection

Hereinafter, the present invention in more detail by the accompanying drawings as follows.

As shown in Figures 2 to 4, the manhole cover 10 has a predetermined depth on the upper surface at regular intervals, the body portion 16 is formed with a plurality of coupling grooves 14 through which the fastening hole 12 is penetrated in the center. And, the fastening screw 22 is formed on the lower end portion and the upper end is composed of a fixed body 20 is formed with a display panel 26 is imprinted with a predetermined symbol 24 on the upper surface.

In this case, a positioning groove 18 is formed at one side of the coupling groove 14 formed in the body portion 16, and the positioning groove 18 is formed at one end of the bottom surface of the display panel 26 of the fixing body 20. The positioning protrusions 28 corresponding to) protrude downward.

Figure 2 is an exploded perspective view showing a manhole cover according to the present invention, after the fixing body 20 is fitted into a plurality of coupling grooves 14 formed to form an equal interval on the upper surface of the body portion 16, the washer 32 And it is fixed by the anti-loosening nut 34 in this case, in the center of the coupling groove 14, the fastening hole 12 penetrating through the body portion 16 and the positioning groove 18 having a predetermined depth ) Is formed and the positioning protrusions 28 protrude downward on one side of the bottom surface of the fixing body 20 so that the positioning protrusions 28 of the fixing body 20 are combined when the fixing body 20 is coupled to the coupling groove 14. It is inserted into the positioning groove 18 formed in the engaging groove 14 and is positioned and fixed.

3 is a plan view showing a manhole cover according to the present invention, drawing an arc having a predetermined radius of curvature on both sides of the upper and lower sides of the body portion 16 constituting the manhole cover 10 and forming a plurality of equal intervals of about。 10. After the coupling groove 14 is formed, the fixture 20 stamped on the upper surface thereof is symmetrically inserted to indicate that the coupling.

At this time, the body portion 16 shows that a plurality of auxiliary coupling grooves 14 'which are divided into equal intervals, that is, about ∠10 ° with the coupling grooves 14.

FIG. 4 is an enlarged cross-sectional view of the portion A of FIG. 3, wherein the fixing groove 20 in which the marking symbol 24 is imprinted is coupled to the coupling groove 14 formed in the body portion 16. In the state in which the marking symbol 24 imprinted by the positioning groove 18 and the positioning protrusion 28 of the fixing body 20 formed at the side thereof faces the center of the body portion 16, By tightening and fixing the washer 32 and the anti-loosening nut 34 to the fastening screw portion 22 inserted into the fastening hole 12 to be exposed, it indicates that the fixing body 20 is coupled to the body portion 16.

Figure 5 is a plan view showing another embodiment of the manhole cover according to the present invention, the symmetrical position of the plurality of coupling grooves 14 in four sides at equal intervals of about 。10 ° on the upper surface of the body portion 16 Each of the coupling grooves 14 is formed in a predetermined predetermined symbol 24 to indicate that the fixing body 20 imprinted on the display panel 26 is coupled.

Here, the marking symbol 24 imprinted on the display panel 26 of the fixed body 20 may use various forms of letters and symbols, etc., without suggesting the letters and numbers shown in the drawings.

In the figure, reference numeral 13 is a hook, and 15 is a recess.

Referring to the use state of the present invention as follows.

2 to 4, a plurality of coupling grooves 14 are formed on the upper surface of the body portion 16 to form an equal interval of about ∠10 °, the fastening screw portion 22 is formed on the lower end and the upper end In the state in which the fixing body 20 made of the display panel 26, the predetermined mark 24 is imprinted on the upper surface, the fixing body 20 in the coupling groove 14 formed in the body portion 16 After fitting, fix it using the washer 32 and loosening nut (34).

At this time, the fixing body 20 is fitted into the coupling groove 14 of the body portion 16 to be coupled and fixed, and downwardly protrudes into the positioning groove 18 and the fixing body 20 formed in the coupling groove 14. The correct positioning of the display symbol 24 imprinted on the display panel 26 by the positioning protrusion 28, that is, the imprinted display symbol 24 is directed toward the center of the body portion 16, and the fixed body ( Marking symbol 24, which is engraved in 20), shows the type, size, etc. of the water and sewage pipes and telecommunication pipes (not shown), and the serial numbers of the manhole cover embedded in the manhole.

In this way, the manhole cover capable of identifying the appearance, such as the type, standard, serial number of the water and sewage pipes and telecommunication pipes buried by the fixing body 20, the marking symbol 24 is imprinted on the body 16 ( 10) is complete.

In this, the manhole cover 10 to cover the manhole cover 10 in the manhole formed for management and periodic inspection and repair in embedding the water, sewage pipes and telecommunication pipes to shield the inside from the outside, from above As shown in the manhole cover 10, the type and specification of the buried water and sewage pipes and telecommunication pipes, and the serial number of the manhole cover, etc., will be required for various plumbing works (water and sewage pipes and telecommunication pipes). In this case, if only the symbol 24 marked on the manhole cover 10, that is, the serial number is checked, it is possible to check (visually identifying) what pipe is buried in the manhole, so that several manhole covers (for piping work) It is possible to check the manhole where the pipe to be constructed is buried quickly and accurately without opening and checking it one by one.

As described above, the type, size, etc. of the various pipes (water, sewer pipe, and telecommunication pipe) embedded in the manhole cover are displayed, and the serial number of the manhole cover is displayed, so that the external appearance of the pipe embedded in the manhole can be identified. Time required to check the manhole to be constructed quickly and accurately, and the work time required to check the pipe state (manual lids open by opening several manhole covers, one by one for manual check) It is not only efficient and can reduce the manpower, but also makes inspection and repair work of water, sewage pipes and telecommunication pipes smooth, simple and easy, and uniformity of the entire piping (water, sewage pipes and telecommunication pipes). Systematic management and operation can be achieved to achieve economic effects.

Claims (2)

In the manhole cover that the hook 13 is coupled to the body portion 16, A plurality of coupling grooves 14 having a constant depth at equal intervals on the upper surface of the body portion 16 and a fastening hole 12 penetrated in the center are formed. Fastening screw portion 22 is formed at the lower end of the manhole cover having a display function, characterized in that the upper surface is provided with a fixed body 20 made of a display panel 26, the predetermined marking symbol 24 is imprinted. The method of claim 1, A positioning groove 18 is formed at one side of the coupling groove 14 formed in the body portion 16, and the positioning groove 18 is formed at one end of the bottom surface of the display panel 26 of the fixing body 20. Manhole cover having a display function, characterized in that the corresponding positioning projections 28 protrude downward.