KR101588408B1 - Underground ventilating opening cover device having safety net - Google Patents

Underground ventilating opening cover device having safety net Download PDF

Info

Publication number
KR101588408B1
KR101588408B1 KR1020150044284A KR20150044284A KR101588408B1 KR 101588408 B1 KR101588408 B1 KR 101588408B1 KR 1020150044284 A KR1020150044284 A KR 1020150044284A KR 20150044284 A KR20150044284 A KR 20150044284A KR 101588408 B1 KR101588408 B1 KR 101588408B1
Authority
KR
South Korea
Prior art keywords
support
safety net
grating
opening
underground
Prior art date
Application number
KR1020150044284A
Other languages
Korean (ko)
Inventor
송창영
Original Assignee
송창영
(재)한국재난안전기술원
(주)한국구조물안전원
(주)강한구조물
(주) 한국친환경건설
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 송창영, (재)한국재난안전기술원, (주)한국구조물안전원, (주)강한구조물, (주) 한국친환경건설 filed Critical 송창영
Priority to KR1020150044284A priority Critical patent/KR101588408B1/en
Application granted granted Critical
Publication of KR101588408B1 publication Critical patent/KR101588408B1/en

Links

Images

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
    • E02D29/127—Manhole shafts; Other inspection or access chambers; Accessories therefor with devices for impeding fall or injuries of persons
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F17/00—Vertical ducts; Channels, e.g. for drainage
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/10—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with air supply, or exhaust, through perforated wall, floor or ceiling

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Building Environments (AREA)

Abstract

The present invention relates to an underground ventilating lid apparatus provided with a safety net, and more particularly to a safety net system having a safety net at a lower portion of a grating covering an opening of an underground ventilating hole formed at a predetermined depth from the ground, The present invention relates to an underground ventilating lid apparatus provided with a safety net capable of minimizing damage caused by a fall of an object to be dropped even when an accident such as an accident occurs.
A subterranean ventilation lid apparatus provided with a safety net according to the present invention is characterized in that it comprises a rim pedestal which is installed around an edge of the opening and covers an opening of an underground ventilation hole formed at a predetermined depth from the ground; An intermediate support disposed across the opening; A pair of gratings supported on the frame support and the intermediate support, the pair of gratings being divided into two sides with respect to the intermediate support; A safety mesh provided at a lower position of the grating so as to receive a dropping object placed on the upper part of the grating when the grating is detached from the frame support or the intermediate support; .

Description

FIELD OF THE INVENTION [0001] The present invention relates to an underground ventilator cover device having a safety net,

The present invention relates to an underground ventilating lid apparatus provided with a safety net, and more particularly to a safety net system having a safety net at a lower portion of a grating covering an opening of an underground ventilating hole formed at a predetermined depth from the ground, The present invention relates to an underground ventilating lid apparatus provided with a safety net capable of minimizing damage caused by a fall of an object to be dropped even when an accident such as an accident occurs.

Generally, in underground facilities, underground electric power facilities, underground facilities, etc., an underground vent is formed in a proper position to communicate with the ground in order to maintain a pleasant environment.

Such an underground vent is inevitably improved to ventilate vertically toward the ground side and a cover made of steel grating covering the opening of the underground vent to prevent falling of objects or people to the lower part of the upper part of the underground vent It is common to be installed.

However, when the underground ventilation cover is used as a passage for the pedestrian's passage, or when heavy loads are loaded on the underground ventilation cover, the bending deformation of the support member due to the load is increased so that the underfloor vent cover structure collapses There is a possibility that

The underground vent is normally formed vertically to a depth of several tens of meters below ground. When the underground vent cover structure collapses, a heavy object or a pedestrian placed on the underground vent cover collapses into the underground of tens of meters. There was a problem.

In the prior art relating to an underground ventilator, a technique relating to an underground ventilator order device has been proposed in Patent Registration No. 10-1343082 (publication date: December 20, 2013).

However, the conventional art relating to the underground ventilator disclosed up to now is a technology related to a device for blocking the inflow of water from the ground to the underground ventilator, and no technology for the underground ventilator cover structure for safety has been proposed .

It is an object of the present invention to provide a safety net in a lower portion of a grating covering an opening of an underground vent formed at a predetermined depth from the ground, And an object of the present invention is to provide an underground ventilating lid apparatus provided with a safety net that minimizes damage caused by a fall of an object to be dropped even if an accident such as a collapse of a structure occurs.

Another object of the present invention is to provide an underground ventilating lid apparatus provided with a safety net configured such that the grating is rotated during collapse of the underground ventilating lid structure, thereby automatically opening the safety net.

In order to achieve the above object, an underground ventilating lid apparatus provided with a safety net according to the present invention is a basin ventilating lid apparatus which covers an opening of an underground ventilating opening formed at a predetermined depth from the ground, A rim pedestal; An intermediate support disposed across the opening; A pair of gratings supported on the frame support and the intermediate support, the pair of gratings being divided into two sides with respect to the intermediate support; A safety mesh provided at a lower position of the grating so as to receive a dropping object placed on the upper part of the grating when the grating is detached from the frame support or the intermediate support; .

Further, in the underground ventilating lid apparatus provided with the safety net according to the present invention, each of the pair of gratings includes a frame fixing part fixed to the frame support at one end in the width direction and a frame fixing part fixed at the other end in the width direction, And a lattice ventilation part having a vent hole for ventilation between the frame fixing part and the supporting part seating part. When the supporting part seating part is detached from the intermediate supporting part, the frame fixing part The frame fixing part and the lattice ventilation part are hingedly connected to the hinge shaft so that the grating is rotated in a downward direction while being fixed to the frame support.

Further, in the underground ventilating lid apparatus provided with the safety net according to the present invention, the safety net is deployed when the pair of gratings is rotated downward about the hinge axis in the downward direction, And is connected between one of the support seating portions of the grating and the other support seating portion of the pair of gratings.

Further, in the underground ventilating lid apparatus provided with the safety net according to the present invention, the support pedestal seating unit may include a mesh receiving unit for receiving and storing the safety net.

Further, in the underground ventilating lid apparatus provided with the safety net according to the present invention, the opening is formed with a step at which the edge support can be seated, and a step at a position corresponding to the edge fixing part is protruded upward Wherein the anchor bolt is fixed to the rim support by the anchor bolt.

According to the above-described configuration, even when an accident such as collapse of the underfloor ventilation cover structure occurs, the underground ventilation lid apparatus provided with the safety net according to the present invention can minimize the damage caused by the fall of the falling object by the safety net, There is also an advantage of ensuring the safety of the operator.

1 is an exploded perspective view of a basement ventilation lid apparatus provided with a safety net according to an embodiment of the present invention;
2 and 3 are side cross-sectional views illustrating a state of use of a basement ventilation lid apparatus provided with a safety net according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an underground ventilating lid including a safety net according to the present invention will be described in detail with reference to the embodiments shown in the drawings.

FIG. 1 is an exploded perspective view of a basement ventilation lid apparatus provided with a safety net according to an embodiment of the present invention. FIGS. 2 and 3 are views showing the use of a basement ventilation lid apparatus equipped with a safety net according to an embodiment of the present invention. And Fig.

1 to 3, an underground ventilating lid apparatus provided with a safety net according to an embodiment of the present invention is a device for covering an opening 1 of an underground ventilating opening formed at a predetermined depth from the ground, An intermediate support 20, a grating 30, and a safety net 40. The mesh network 40 is a mesh network.

The frame support 10 is configured to surround the edge of the opening 1 so that the grating 30 can be seated.

The edge 1 of the opening 1 is formed with a step 1a which is seated on the step 1a and at the same time the frame fixing portion 31 of the grating 30 Are formed as L-shaped angles so as to be supported on the upper part.

The intermediate support 20 is installed across the opening 1 so that the grating 30 can be seated together with the edge support 10.

That is, when the size of the opening 10 is large and the grating 30 can not be manufactured to have a size corresponding to the size of the opening 1, the intermediate support 20 may be connected with the frame support 10 To support the grating (30).

The grating 30 is supported on the rim 10 and the intermediate support 20 to prevent an object or a person from falling into the opening 1. [

In an embodiment of the present invention, the grating 30 is composed of a pair 30a and 30b divided on both sides with respect to the intermediate support 20.

Each of the pair of gratings 30a and 30b includes a frame fixing portion 31, a support mounting portion 32, a lattice ventilation portion 33, and a hinge shaft 34 do.

The frame fixing part 31 is fixed to the frame support 10 at one end in the width direction of the grating 30.

The anchor bolts 1b protruded upward are provided at the step 1a at a position corresponding to the frame fixing portion 31 of the opening 1 in the embodiment of the present invention. The frame fixing portion 31 is fixed to the frame support 10 by the fixing nut 1c.

The support base seating portion 32 is configured to be seated on the intermediate support base 20 at the other end in the width direction of the grating 30.

The support base seating portion 32 is provided with a mesh receiving portion 321 in which the safety net 40 can be received and stored. In an exemplary embodiment of the present invention, And the mesh receiving portion 321 was formed by a method of forming a groove of a shape.

That is, the safety net 40 is accommodated in the net accommodating portion 321, thereby maintaining a simple appearance and ventilation is smooth compared with the case where the safety net 40 is always deployed.

The lattice ventilation part 33 has a ventilation hole formed between the rim fixing part 31 and the supporting part seating part 32 for ventilation.

The hinge shaft 34 is hinge-connected to the frame fixing part 31 and the grating ventilation part 33.

3, the middle support 20 is exposed to a continuous load to cause a bending deformation, so that the support support 32 is separated from the intermediate support 20. As shown in FIG. The grating 30 is rotated in a downward direction in a state where the frame fixing portion 31 is fixed to the frame support 10.

That is, since the grating 30 is configured to be rotatable, the grating 30 is not dropped into the ground even if the intermediate support 20 is collapsed, so that the grating 30 is prevented from falling down into the grating 30 It is possible to prevent the falling object M from being impacted by the falling grating 30 when the falling object M is a person.

The safety net 40 may be provided to receive the dropping object M placed on the upper portion of the grating 30 when the grating 30 is detached from the frame support 10 or the intermediate support 20, And is disposed at a lower position of the grating 30.

The safety net 40 may be installed at a lower portion of the grating 30 at any time. However, in an embodiment of the present invention, the pair of gratings 30 may be disposed at a lower portion of the hinge shaft 34 The safety net 40 is arranged so as to receive the dropping object M when the support base receiving portion 32 of one of the pair of gratings 30a and the pair of gratings 30 (30b) of the other support (30b).

In addition, as described above, the safety net 40 can be housed in the mesh receiving portion 321 provided in the support portion 32 of the gating support during construction, thereby maintaining a simple appearance, The ventilation can be smoothly performed as compared with the case where the safety net 40 is always deployed.

According to the organic coupling relationship of the above-described components, the underground ventilation lid apparatus provided with the safety net according to the present invention minimizes the damage caused by the fall of the falling object M even if an accident such as collapse of the underfloor ventilation lid structure occurs And the safety of the lower worker can be ensured.

The underground ventilation lid apparatus provided with the safety net described above and shown in the drawings is only one embodiment for carrying out the present invention and should not be construed as limiting the technical idea of the present invention. The scope of protection of the present invention is defined only by the matters set forth in the following claims, and the embodiments improved and changed without departing from the gist of the present invention are obvious to those having ordinary skill in the art to which the present invention belongs It will be understood that the invention is not limited thereto.

1 Opening of underground ventilation
1a step
1b anchor bolt
1c Fixing nut
M Falling object
10 Border Stands
20 intermediate support
30 Grating
31 Border fixing
32 Support Mounting portion
321 mesh holding section
33 Grid ventilation part
34 Hinge axis
40 Safety Net

Claims (5)

An underground ventilation lid covering an opening of an underground vent formed at a predetermined depth from the ground,
A rim supporter provided around the edge of the opening; An intermediate support disposed across the opening; A pair of gratings supported on the frame support and the intermediate support, the pair of gratings being divided into two sides with respect to the intermediate support; A safety mesh provided at a lower position of the grating so as to receive a dropping object placed on the upper part of the grating when the grating is detached from the frame support or the intermediate support; Including,
Wherein each of the pair of gratings has a frame fixing part fixed to the frame support at one end in the width direction and a support frame mounting part mounted at the other end in the width direction to the intermediate support frame, And a grill ventilating portion for ventilating the grill, wherein when the grill rest is detached from the intermediate support, the grill is rotated in a downward direction with the grill retainer fixed to the rim support, The frame fixing part and the lattice ventilation part are hingedly connected to the hinge shaft,
The safety net may include any one of a pair of gratings that are deployed when the pair of gratings is pivoted downward about a rotation center of the hinge axis so as to receive a falling object and another one of the pair of gratings And a support part
Wherein the support pedestal mount portion is provided with a mesh accommodating portion in which the safety net can be housed and stored therein. The method according to claim 1,
The opening has an edge at which the edge support can be seated, an anchor bolt protruding upward is provided at the edge of the edge corresponding to the edge fixing portion,
Wherein the frame fixing part is fixed to the frame support by the anchor bolt. delete delete delete
KR1020150044284A 2015-03-30 2015-03-30 Underground ventilating opening cover device having safety net KR101588408B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150044284A KR101588408B1 (en) 2015-03-30 2015-03-30 Underground ventilating opening cover device having safety net

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150044284A KR101588408B1 (en) 2015-03-30 2015-03-30 Underground ventilating opening cover device having safety net

Publications (1)

Publication Number Publication Date
KR101588408B1 true KR101588408B1 (en) 2016-01-25

Family

ID=55307047

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150044284A KR101588408B1 (en) 2015-03-30 2015-03-30 Underground ventilating opening cover device having safety net

Country Status (1)

Country Link
KR (1) KR101588408B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102534865B1 (en) 2022-01-26 2023-05-26 주식회사 플러스원 Lightweight trench cover

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07300894A (en) * 1994-05-02 1995-11-14 Tsuneo Hori Catchment inlet
JP2009097311A (en) * 2007-09-27 2009-05-07 Tohoku Okajima Kogyo Kk Mounting structure of grating
KR20090067441A (en) * 2007-12-21 2009-06-25 효성바이오텍 주식회사 Manhole trap for rainspout
KR100909086B1 (en) * 2007-09-28 2009-07-23 서울메트로 Trench with trench cover open on both sides

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07300894A (en) * 1994-05-02 1995-11-14 Tsuneo Hori Catchment inlet
JP2009097311A (en) * 2007-09-27 2009-05-07 Tohoku Okajima Kogyo Kk Mounting structure of grating
KR100909086B1 (en) * 2007-09-28 2009-07-23 서울메트로 Trench with trench cover open on both sides
KR20090067441A (en) * 2007-12-21 2009-06-25 효성바이오텍 주식회사 Manhole trap for rainspout

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102534865B1 (en) 2022-01-26 2023-05-26 주식회사 플러스원 Lightweight trench cover

Similar Documents

Publication Publication Date Title
US9126723B2 (en) Game camera security box
KR101916346B1 (en) Rotatable and foldable type camera pole
RU2627011C2 (en) Wind turbine and wind turbine tower
US20160186493A1 (en) Hunting ladder guard
KR101588408B1 (en) Underground ventilating opening cover device having safety net
CA2530991C (en) Intrusion-prevention enclosure
WO2015053978A2 (en) Apparatus for providing safety netting on manlifts
US20090145622A1 (en) Switching cabinet
US20140232249A1 (en) Protection device for hvac units
US20140167582A1 (en) Cover Assembly For Outdoor Equipment Enclosure
AU2015221469A1 (en) Equipment tower
JP5238896B1 (en) Building equipment installation structure and cover used for building equipment installation structure
KR101526148B1 (en) Safety manhole cover
US6344137B1 (en) Superimposed drain cover
AU2016357408B2 (en) Filter grid having a fixing structure for a drain inlet
KR101627238B1 (en) A temporary fence of a construction site
US9567800B1 (en) Deck curtain system and method of use
US20090073662A1 (en) Weather cover for electronic equipment, use thereof for hanging on a mast tower, or mono-pole, and antenna carrier for weather cover
US20160153233A1 (en) Hunting ladder guard
KR101217932B1 (en) Locking apparatus of manhole
JP6690989B2 (en) Fire hydrant device, fire extinguisher box
KR101254891B1 (en) Fixing Device for Facilities
JP7036703B2 (en) Guardman box
KR20180095256A (en) protecting plate for roadside tree
JPS6017904B2 (en) Lid for underground structures with fall prevention mechanism

Legal Events

Date Code Title Description
A201 Request for examination
N231 Notification of change of applicant
A302 Request for accelerated examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant