KR20080101172A - Hinge strucure of manhol assembly - Google Patents

Hinge strucure of manhol assembly Download PDF

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Publication number
KR20080101172A
KR20080101172A KR1020070047552A KR20070047552A KR20080101172A KR 20080101172 A KR20080101172 A KR 20080101172A KR 1020070047552 A KR1020070047552 A KR 1020070047552A KR 20070047552 A KR20070047552 A KR 20070047552A KR 20080101172 A KR20080101172 A KR 20080101172A
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KR
South Korea
Prior art keywords
hinge
manhole
manhole cover
groove
support frame
Prior art date
Application number
KR1020070047552A
Other languages
Korean (ko)
Inventor
한정욱
Original Assignee
한정욱
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 한정욱 filed Critical 한정욱
Priority to KR1020070047552A priority Critical patent/KR20080101172A/en
Publication of KR20080101172A publication Critical patent/KR20080101172A/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers
    • E02D29/1463—Hinged connection of cover to frame
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2200/00—Geometrical or physical properties
    • E02D2200/15—Geometrical or physical properties including at least a hinge

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)

Abstract

The present invention relates to a hinge structure of the manhole assembly, and more particularly, by adding a groove to the lower surface of the hinge seating portion formed in the manhole frame, when the manhole cover is opened in the groove, the hinge part of the manhole cover is seated more firmly, thereby manhole The hinge structure of the manhole assembly that can prevent the lid from falling over by impact.

The present invention includes a manhole cover having a hinge portion formed on one side of the outer circumferential surface, and an opening portion formed on the other outer circumferential surface of the hinge portion; A hinge seat is formed so that the hinge part of the manhole cover can be coupled, and a manhole support frame having an open part seating groove to be seated on the other outer circumferential surface of the hinge seat; It is divided into a lower surface, and a locking groove is formed on the upper surface, a protrusion is formed on the lower surface, the hinge seating portion of the manhole support frame is formed in the locking portion so that the locking groove can be caught for fixing the manhole cover when the manhole cover is closed When the manhole cover is opened, a groove is formed in the lower surface of the hinge seat for fixing the manhole cover, and a protruding jaw is formed so that the protrusion formed on the lower surface of the hinge part can be caught.

Description

Hinge strucure of manhol assembly

1 is a plan view showing a manhole cover according to an embodiment of the present invention.

2 is a plan view of the manhole support frame according to an embodiment of the present invention.

Figure 3 is a cross-sectional view of the hinge portion of the manhole cover when closing the manhole assembly according to an embodiment of the present invention.

Figure 4 is a cross-sectional view of the hinge portion when opening the manhole cover of the manhole assembly according to an embodiment of the present invention.

[Code Description of Main Part of Drawing]

20: manhole cover 10: hinge portion

11: upper surface 12: lower surface

13: locking groove 14: protrusion

20: hinge seat 21: groove

22: protruding jaw 23: locking portion

24: lower portion of the hinge seating portion 30: opening

31: Opening seating groove 40: Manhole support frame

The present invention relates to a hinge structure of the manhole assembly, and more particularly, by adding a groove to the lower surface of the hinge seating portion formed in the manhole frame, when the manhole cover is opened in the groove, the hinge part of the manhole cover is seated more firmly, thereby manhole The hinge structure of the manhole assembly that can prevent the lid from falling over by impact.

In general, the manhole cover assembly is composed of a manhole cover and a manhole support frame supporting the manhole cover, the top of the manhole support frame is installed at the same height as the road surface, by covering the manhole cover on the upper manhole support frame, manhole support The manhole installation is completed without any means to prevent the frame and manhole cover from coming off.

However, since the manhole cover and the manhole support frame are mainly made of heavy castings, when the heavy vehicle passes at a high speed, a strong negative pressure is generated and there is a risk that the manhole cover is separated.

In fact, there are cases where a car or a person falls into the manhole hole after the manhole cover is released from the coupling position due to physical force acting on the upper surface of the manhole assembly or backflow of sewage.

Manhole cover assembly having a conventional locking means is a variety of foreign matters including earth and sand accumulated in the groove of the hinge portion that rotates when opening and closing the manhole cover, the opening and closing operation is not smooth, there is a disadvantage that the inconvenience of cleaning to remove the foreign matter.

In addition, when the manhole cover is opened to clean the inside of the manhole, the manhole cover is closed again by a hinge that rotates after lifting the manhole cover of a large weight, or when the hinge portion fails to bear the load of the manhole cover, the user causes great damage. There is a problem that can be worn.

The present invention relates to a hinge structure of the manhole assembly, and more particularly, by adding a groove to the lower surface of the hinge seating portion formed in the manhole frame, when the manhole cover is opened in the groove, the hinge part of the manhole cover is seated more firmly, thereby manhole It is an object of the present invention to provide a hinge structure of a manhole assembly that can prevent the lid from falling over by impact.

The present invention has the following features to achieve the above object.

In the hinge of the manhole assembly of the present invention, a hinge portion is formed at one side of the outer circumferential surface, and a manhole cover having an opening portion at the other outer circumferential surface of the hinge portion; A hinge seat is formed so that the hinge part of the manhole cover can be coupled, and a manhole support frame having an open part seating groove to be seated on the outer circumferential surface of the hinge seat is configured to include a hinge part of the manhole cover. It is divided into a surface and a lower surface, a locking groove is formed on the upper surface, a protrusion is formed on the lower surface, the hinge seating portion of the manhole support frame is locked so that the locking groove can be caught for fixing the manhole cover when the manhole cover is closed An addition is formed, a groove is formed in the lower surface of the hinge seating portion for fixing the lid when opening the manhole cover, it characterized in that the protruding jaw is formed so that the protrusion formed on the lower surface of the hinge portion can be caught.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, the terms or words used in this specification and claims should not be construed as being limited to their usual or dictionary meanings, and the inventors will properly describe the concept of terms in order to best explain their own design. Based on the principle that it can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

1 is a plan view showing a manhole cover according to an embodiment of the present invention, Figure 2 is a plan view of the manhole support frame according to an embodiment of the present invention, Figure 3 is a manhole of a manhole assembly according to an embodiment of the present invention 4 is a cross-sectional view showing the hinge portion when the lid is closed, Figure 4 is a cross-sectional view showing the hinge portion when opening the manhole cover of the manhole assembly according to an embodiment of the present invention.

1 and 2 as a view showing the manhole cover 100 and the manhole support frame 40 according to an embodiment of the present invention, the hinge portion 10 on one side of the outer peripheral surface of the manhole cover 100 of FIG. The opening portion 30 is formed on the outer peripheral surface of the other side of the hinge portion 10.

In addition, the upper surface of the manhole support frame 40, the hinge seating portion 20 and the opening portion seating groove 31 so that the hinge portion 10 and the opening portion 30 formed in the manhole cover 100 can be seated ) Are formed respectively.

The opening part 30 is seated in the opening part seating groove 31 of the manhole support frame 40 and serves to open the manhole cover 100 using a lever when the manhole cover 100 is closed.

This, the hinge portion 10 controls the constant opening and closing intervals when the manhole cover 100 is opened and closed.

Referring to Figure 3, the manhole cover 100 is a cross-sectional view of the hinge portion 10 and the hinge seating portion 20 of the hawk hole support frame 40 in a closed state, protruding from the outer peripheral surface of the manhole cover 100 The hinge portion 10 has a locking groove 13 formed at an end of the upper surface 11 in the drawing, and a protrusion is formed at the lower surface 12 which is the other side of the locking groove 13.

In addition, the hinge seating portion 20 of the manhole support frame 40 is formed so that the locking portion 23 protrudes to the inside of the manhole support frame 40 so that the locking groove 13 can be over. The groove 21 is formed on the hinge seating lower surface 24, and the protruding jaw 22 protruding above the groove 21 is formed.

In such a state that the manhole cover 100 is closed, the locking groove 13 of the manhole cover 100 is secured across the locking portion 23 formed on the hinge seating portion 20 of the manhole support frame 40. .

 Referring to FIG. 4, the manhole cover 100 of the present invention is an enlarged cross-sectional view of the hinge portion 10 and the hinge seating portion 20 of the hawkhole support frame 40 in an open state. When opened, the end of the hinge portion 10 is located on the lower surface of the hinge seating portion 24, and the upper surface 11 of the hinge portion 10 is in contact with the locking portion 23 and is no longer opened. The additional seat is seated in the groove 21 formed in the lower surface.

Then, in order to fix the seated hinge portion 10, the projection jaw 22 is formed on the upper side of the groove 21 so that the protrusion 14 formed on the lower end surface 12 of the hinge portion 10 is caught. The protruding jaw 22 may prevent the protruding portion 14 of the hinge portion 10 from being extended so that the manhole cover 100 may fall forward or backward.

Further, in order to prevent the manhole cover 100 from being closed, the groove 21 is additionally installed in the lower surface of the hinge seating part 20. When the manhole cover 100 is opened, the hinge part 10 is hinged. It is seated in the groove 21 on the lower surface 24, it is possible to fix firmly.

Such, the locking groove 13 of the hinge portion 10 in contact with the left side wall in the drawing of the groove 21 formed in the hinge seat lower surface 24 can prevent the manhole cover 100 from closing, Since one side of the upper surface 11 of the hinge portion 10 spans the locking portion 23 of the manhole support frame 40, the manhole cover 100 may be prevented from opening at a predetermined angle or more.

  The method of closing the manhole cover 100 of the manhole cover 100 opened above is vertically erected so that the protruding portion 14 of the hinge portion 10 does not catch the protruding jaw 22 of the hinge seating portion 20. The manhole cover 100 will be raised and then closed.

As described above, the present invention has been described with reference to specific embodiments of the present invention, but the protection scope of the present invention is not necessarily limited to the above embodiments, and various tolerances are not intended to change the technical spirit of the present invention. In the case of addition or deletion of means, simple design changes, or numerical limitations, it is clear that they belong to the protection scope of the present invention.

Technical effects according to the present invention of the above configuration is as follows.

The present invention is to add a groove to the lower surface of the hinge seating portion formed in the manhole frame by the hinge portion of the manhole cover is seated more securely when opening the manhole cover in the groove can be prevented from falling down by impact or load Has the effect.

Claims (1)

In the manhole assembly, A manhole cover 20 having a hinge portion 10 formed on one side of the outer circumferential surface, and having an opening portion 30 formed on the other outer circumferential surface of the hinge portion 10; The hinge seating part 20 is formed so that the hinge part 10 of the manhole cover 20 can be coupled, and the opening part 30 can be seated on the other outer circumferential surface of the hinge seating part 20. Manhole support frame 40 in which the seating groove 31 is formed; The hinge portion 10 of the manhole cover 20 is divided into an upper surface 11 and a lower surface 12, and a locking groove 13 is formed on the upper surface 11, and a protrusion (on the lower surface 12). 14) is formed, The hinge seating portion 20 of the manhole support frame 40 has a locking portion 23 formed thereon so that the locking groove 13 can be caught to fix the manhole cover 20 when the manhole cover 20 is closed. When the manhole cover 20 is opened, a groove 21 is formed in the lower surface 24 of the hinge seating portion for fixing the manhole cover 20, and a protrusion formed in the lower surface 12 of the hinge portion 10. 14) The hinge structure of the manhole assembly, characterized in that the projection jaw 22 is formed to take.
KR1020070047552A 2007-05-16 2007-05-16 Hinge strucure of manhol assembly KR20080101172A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020070047552A KR20080101172A (en) 2007-05-16 2007-05-16 Hinge strucure of manhol assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070047552A KR20080101172A (en) 2007-05-16 2007-05-16 Hinge strucure of manhol assembly

Publications (1)

Publication Number Publication Date
KR20080101172A true KR20080101172A (en) 2008-11-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070047552A KR20080101172A (en) 2007-05-16 2007-05-16 Hinge strucure of manhol assembly

Country Status (1)

Country Link
KR (1) KR20080101172A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102432333B1 (en) 2022-01-04 2022-08-16 주식회사 건영엔지니어링 Manhole cover multi-stage open structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102432333B1 (en) 2022-01-04 2022-08-16 주식회사 건영엔지니어링 Manhole cover multi-stage open structure

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A201 Request for examination
N231 Notification of change of applicant
E902 Notification of reason for refusal
E902 Notification of reason for refusal
E90F Notification of reason for final refusal
E601 Decision to refuse application
E801 Decision on dismissal of amendment