CN107264726B - A kind of sunk manhole cover - Google Patents
A kind of sunk manhole cover Download PDFInfo
- Publication number
- CN107264726B CN107264726B CN201710469790.1A CN201710469790A CN107264726B CN 107264726 B CN107264726 B CN 107264726B CN 201710469790 A CN201710469790 A CN 201710469790A CN 107264726 B CN107264726 B CN 107264726B
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- Prior art keywords
- plate
- pressing plate
- deck
- ontology
- mounting base
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/14—Hatch covers
- B63B19/16—Hatch covers with detachable boards
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention discloses a kind of sunk manhole cover, including the mounting base being fixed in the manhole on deck and the lid ontology being detachably arranged in mounting base, the Anchor plate kit in the gap between awning deck and lid ontology is provided on lid ontology, Anchor plate kit includes the pressing plate of annular setting and the fastener for being detachably secured to pressing plate on deck, when pressing plate and fixed lid ontology, the side of the width direction of pressing plate is abutted with the first floor glue being arranged on lid ontology, the other side of the width direction of pressing plate is abutted with the second floor glue of setting above deck, the first floor glue to be pressed on lid ontology.Compare the prior art, the sunk manhole cover of this programme have the advantages that structure simply, conveniently opening and closing, not only can guarantee effective connection between floor glue, guarantee the aesthetics in channel, moreover it is possible to reduce difficulty of construction.
Description
Technical field
The invention belongs to shipbuilding technical field more particularly to a kind of sunk manhole covers.
Background technique
Manhole is usually set in channel on ship at present, mostly uses sunk manhole cover to seal greatly at such manhole
It closes, in order to crewman's walking.If paint can be only coated with mostly in channel, if channel without finishing requirements in channel
Inside there are finishing requirements, then deck composition and PVC floor glue can be laid in this channel, floor glue is laid in entire channel,
It will be bonded in the plate face and sunk manhole cover in channel.The prior art has the following deficiencies: 1, to open flush type people
Port lid needs first to open monolith PVC floor glue, could expose the manhole cover below floor glue, and operation is extremely inconvenient；2,PVC
After floor glue opens, original adhesive layer is destroyed, manhole cover use finishes Gai Huihou, it is necessary to it is glued and is gone back again with glue,
Increase operational sequence and operation difficulty；3, PVC floor glue is bonded repeatedly, tears, and is easy blistering deformation, destroys its aesthetics,
Increase maintenance difficulty.
Summary of the invention
It is an object of the invention to: a kind of sunk manhole cover is provided, structure is simple, and conveniently opening and closing not only can guarantee
Effective connection between floor glue, guarantees the aesthetics in channel, moreover it is possible to reduce difficulty of construction.
In order to achieve the above object, the invention adopts the following technical scheme:
A kind of sunk manhole cover is provided, including the mounting base being fixed in the manhole on deck and is detachably arranged at described
Lid ontology in mounting base is provided with the pressing plate group for covering the gap between the deck and the lid ontology on the lid ontology
Part, the Anchor plate kit include the pressing plate of annular setting and the fastening for being detachably secured to the pressing plate on the deck
Part, when the pressing plate and the fixed lid ontology, the side of the width direction of the pressing plate and setting are on the lid ontology
The first floor glue abut, the other side of the width direction of the pressing plate is supported with the second floor glue being arranged on the deck
It connects, first floor glue is pressed on the lid ontology.
As a kind of preferred embodiment of sunk manhole cover, the pressing plate includes pressing plate ontology, the width of the pressing plate ontology
Degree direction two sides are respectively arranged with the first abutting plate and second abuts plate, and the first abutting plate abuts plate with described second and is all provided with
It sets in the pressing plate ontology on the one side of the lid ontology, and with described second to abut plate equal for the first abutting plate
The side for being directed away from the center of the pressing plate ontology is obliquely installed.
As a kind of preferred embodiment of sunk manhole cover, described first, which abuts plate and described second, abuts plate and horizontal plane
Angle be acute angle.
As a kind of preferred embodiment of sunk manhole cover, the fastener includes fixed plate and fastening screw, the pressure
The first fixation hole is opened up on plate ontology, the fastener is fixed relative to the position on the deck, is offered in the fixed plate
Second fixation hole, second fixation hole are threaded hole, and the fastening screw is solid with described second through first fixation hole
Determine hole screw thread to be screwed on.
As a kind of preferred embodiment of sunk manhole cover, first fixation hole is counterbore, the spiral shell of the fastening screw
Cap portion is entirely located in first fixation hole.
As a kind of preferred embodiment of sunk manhole cover, the fixed plate is fixedly connected with the mounting base；Or, described
Fixed plate is connect by connector with the deck.
As a kind of preferred embodiment of sunk manhole cover, the fixed plate is parallel with the deck and is spaced.
As a kind of preferred embodiment of sunk manhole cover, annular spaced set has multiple described first on the pressing plate
Fixation hole is provided with quantity and position fastener corresponding with first fixation hole on the deck.
As a kind of preferred embodiment of sunk manhole cover, one side of first floor glue far from the lid ontology with
The one side of second floor glue far from the deck is concordant.
As a kind of preferred embodiment of sunk manhole cover, the mounting base is ring structure, the outer wall of the mounting base
It is welded with the manhole inner wall on the deck, there is the confession fastener to pass through between the mounting base and second floor glue
Space.
The invention has the benefit that the gap between deck and lid ontology can not only be covered in by setting pressing plate,
The first floor glue on lid ontology can also be compressed on lid ontology herein using this pressing plate, can save in this way in lid ontology and
Connection between the process of brush coating water on first floor glue, i.e. the first floor glue and lid ontology do not need it is be bonded by glue, only
It needs pressing plate to compress, further avoids due to bonding damage layer spreading glue adhered floor glue again, reduce construction work
Sequence improves work efficiency, while also protecting the second floor glue on deck well, prevents because starting, being bonded repeatedly pair
This floor glue damages and finally needs the case where re-replacing new floor glue generation, thereby reduces cost.Comparison is existing
There is a technology, the sunk manhole cover of this programme has the advantages that structure is simple, conveniently opening and closing, not only can guarantee between floor glue
Effective connection, guarantee the aesthetics in channel, moreover it is possible to reduce difficulty of construction.
Detailed description of the invention
The present invention will be further described in detail below based on the drawings and embodiments.
Fig. 1 is the partial sectional view of sunk manhole cover described in the embodiment of the present invention.
Fig. 2 is enlarged diagram at the A of Fig. 1.
Fig. 3 is the schematic top plan view of the pressing plate of sunk manhole cover described in the embodiment of the present invention.
In figure:
1, deck；2, mounting base；3, Gai Benti；4, pressing plate；41, pressing plate ontology；42, first plate is abutted；43, it second abuts
Plate；44, the first fixation hole；5, the first floor glue；6, the second floor glue；7, fixed plate；8, fastening screw；9, dressing.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
It will the technical scheme of the embodiment of the invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
In the description of the present invention unless specifically defined or limited otherwise, term " connected ", " connection ", " fixation " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or is integral；It can be mechanical connection,
It can be electrical connection；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
Logical or two elements interaction relationship.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
As shown in Figures 1 to 3, in this present embodiment, sunk manhole cover of the invention, the manhole including being fixed on deck 1
Interior mounting base 2 and the lid ontology 3 being detachably arranged in mounting base 2 are provided with awning deck 1 and lid ontology 3 on Gai Benti 3
Between gap Anchor plate kit, Anchor plate kit include annular setting pressing plate 4 and for pressing plate 4 to be detachably secured to deck
Fastener on 1, when pressing plate 4 and lid ontology 3 are fixed, the side of the width direction of pressing plate 4 be arranged on lid ontology 3 the
One floor glue 5 abuts, and the other side of the width direction of pressing plate 4 abuts with the second floor glue 6 being arranged on deck 1, by the
One floor glue 5 is pressed on lid ontology 3.By the way that pressing plate 4 is arranged, between can not only covering between deck 1 and lid ontology 3
The first floor glue 5 on lid ontology 3 can also be compressed on lid ontology 3 herein using this pressing plate 4, can be saved in this way by gap
The process of brush coating water on lid ontology 3 and the first floor glue 5, i.e. connection between the first floor glue 5 and lid ontology 3 do not need to pass through
Glue bonding, it is only necessary to pressing plate 4 compresses, and further avoids due to bonding damage layer spreading glue adhered floor glue again,
Reduce working procedure, improve work efficiency, while also protecting the second floor glue 6 on deck 1 well, prevents because anti-
It starts again, be bonded this floor glue is damaged and finally needs the case where re-replacing new floor glue generation, and then reduce
Cost.Compare the prior art, the sunk manhole cover of this programme have the advantages that structure simply, conveniently opening and closing, can not only protect
Effective connection between card and floor glue, guarantees the aesthetics in channel, moreover it is possible to reduce difficulty of construction.
In a preferred embodiment of the invention, pressing plate 4 includes pressing plate ontology 41, the width direction of pressing plate ontology 41
Two sides are respectively arranged with the first abutting plate 42 and second and abut plate 43, and the first abutting plate 42 abuts plate 43 with second and is arranged at pressure
Plate ontology 41 is on the one side of lid ontology 3, and the first abutting plate 42 abuts plate 43 with second and is directed away from pressing plate sheet
The side at the center of body 41 is obliquely installed.Two abutting plates positioned at the ipsilateral setting of pressing plate ontology 41 are inclined to set, and
Side inclination along the center far from pressing plate ontology 41, can make floor glue on pressing plate ontology 41 and deck 1 or manhole cover it
Between all have a certain distance, side that pressing plate 4 is connected on floor glue can be effectively prevented there is a situation where alice in this distance,
And the abutting plate of incline structure can be more bonded on lid ontology 3 or deck 1 when fastener applies fastening force to pressing plate 4
Floor glue effectively prevent dust accretions in the junction of pressing plate 4 and floor glue, and the floor glue being also possible to prevent at lid ontology 3 is solid
Fixed failure, in addition this design can be connected to the active force at floor glue and also get in the case where the active force of fastener is bigger
Greatly, and it is less susceptible to that there is a situation where alices.
If the pressing plate 4 used is slab construction, when pressing plate 4 is fixed on lid ontology 3 by fastener, active force
Bigger, the case where being more easy to appear alice, alice specifically refers to: the active force for being applied to 4 middle part of pressing plate is larger, so that pressing plate 4
The occurrence of generation middle part is recessed, the deformation that both sides upwarp, alice will appear following two problem: the first, making pressing plate 4 and lid
Withstanding effect power failure between floor glue on ontology 3, floor glue on Gai Benti 3 are being pressed due to not Nian Jie with lid ontology 3
4 withstanding effect power of plate fail in the case where, floor glue be used for a long time after can be detached from pressing plate 4 and lid ontology 3, influence using；The second,
After alice, gap is generated between 4 marginal portion meeting of pressing plate and floor glue, this gap can collect the impurity such as dust, solid particulate matter.
In the present embodiment, the first abutting plate 42 is abutted with the first floor glue 5, and second abuts plate 43 and the second floor glue 6
It abuts.
Preferably, pressing plate ontology 41 is between the side and the first one side of the floor glue 5 far from lid ontology 3 on deck 1
Spacing be 3~5mm.By setting above-mentioned distance for the distance between pressing plate ontology 41 and the first floor glue 5, on the one hand it is
In order to guarantee that this pressing plate 4, with certain adjusting space, is on the other hand that pressing plate 4 is too convex in order to prevent when fixed by fastener
For the surface in channel, obstacle is caused to user's walking.
In the present embodiment, the angle of the first abutting plate 42 and the second abutting plate 43 and horizontal plane is acute angle.Passing through will
Two angles abutted between plate and horizontal plane are set as acute angle, can have while guaranteeing 4 lesser protrusion height of pressing plate
There is wider and each floor glue electrolysis.
In another preferred embodiment of the invention, fastener includes fixed plate 7 and fastening screw 8, pressing plate ontology
The first fixation hole 44 is opened up on 41, fastener is fixed relative to the position on deck 1, the second fixation hole is offered in fixed plate 7, the
Two fixation holes are threaded hole, and fastening screw 8 is screwed on through the first fixation hole 44 with the second fixation hole screw thread.By using fastening spiral shell
Pressing plate 4 is fixed in fixed plate 7 by nail 8, can be operated in order to the opening and closing of later period manhole cover, and operation difficulty is reduced, that is, is unscrewed tight
Gu screw 8, which removes pressing plate 4 and the first floor glue 5, can open manhole cover.
In the present embodiment, the first fixation hole 44 is counterbore, and the nut portion of fastening screw 8 is entirely located in the first fixation hole
In 44.By setting counterbore for the first fixation hole 44, fastening screw 8 can be entirely screwed into pressing plate 4, avoid fastening spiral shell
Nail 8, which is projected into outside pressing plate 4, influences user's use.
Further, fixed plate 7 is fixedly connected with mounting base 2；Or, fixed plate 7 is connect by connector with deck 1.For
The relative position between fixed plate 7 and deck 1 is fixed, can choose and directly connect fixed plate 7 with mounting base 2 or solid
Fixed board 7 is connect by connector with deck 1.
Specifically, fixed plate 7 is parallel with deck 1 and is spaced.By the way that fixed plate 7 and deck 1 to be arranged in parallel, so that fixed
The axis of the second fixation hole on plate 7 easily facilitates and fastening screw 8 is tightened in fixed plate 7 perpendicular to deck 1.
In another preferred embodiment of the invention, annular spaced set has multiple first fixation holes on pressing plate 4
44, quantity and position fastener corresponding with the first fixation hole 44 are provided on deck 1.
Further, 4 side of pressing plate is provided with multiple fixed plates corresponding with 44 position of the first fixation hole on deck 1
7；Or, fixed plate 7 is in a ring, quantity and position second fixation hole corresponding with the first fixation hole 44 are offered in fixed plate 7.
In one embodiment of the invention, one side and second floor glue 6 of first floor glue 5 far from lid ontology 3 are remote
One side from deck 1 is concordant.In other embodiments, the upper surface of the first floor glue 5 and the upper surface of the second floor glue 6 be also
It can be set to non-flush configuration, i.e. height of the height of the upper surface of the first floor glue 5 not equal to the upper surface of the second floor glue 6
Degree.
Since pressing plate 4 of the invention is directed away from pressing plate ontology 41 using ipsilateral setting two of pressing plate ontology 41
The inclined abutting plate in the side of the heart, so that the upper surface of the first floor glue 5 is not even if concordant with the upper surface of the second floor glue 6
It can keep abutting state in good with pressing plate 4 under the pressuring action of this pressing plate 4.
In another embodiment of the present invention, mounting base 2 is ring structure, the outer wall of mounting base 2 and the manhole on deck 1
Inner wall welding, has the space passed through for fastener between mounting base 2 and the second floor glue 6.Preferably, the second floor glue 6 with
Dressing 9 is additionally provided between deck 1.
Further, in a ring, the size of inner hole is greater than the size of the inner hole of mounting base 2 and is less than installation fixed plate 7
The outside dimension of seat 2, the wall surface and mounting base 2 of the inner hole of fixed plate 7 weld.
In a specific embodiment of the invention, such as Fig. 1 to 3, this sunk manhole cover includes mounting base 2 and Gai Ben
Body 3, mounting base 2 is fixed in the manhole on deck 1 and part protrudes from the upper surface on deck 1, and Gai Benti 3 is rotatably provided in this
In mounting base 2, the upper surface of Gai Benti 3 is concordant with the upper surface of mounting base 2, is provided on Gai Benti 3 and manhole cover shape ruler
Very little matched first floor glue 5, is laid with dressing 9 on deck 1, the second floor glue 6 is provided in dressing 9, wherein the first ground
The upper surface of plate glue 5 and the second floor glue 6 is concordant.
Second floor glue 6 is arranged close to one end of mounting base 2 and the interval of mounting base 2, between the two there are installation space,
The pressing plate group for being pressed on the two respectively on deck 1 and lid ontology 3 is provided on first floor glue 5 and the second floor glue 6
Part, Anchor plate kit include pressing plate 4, fixed plate 7 and fastening screw 8, and fixed plate 7 has ten, the position of position and the first fixation hole 44
One-to-one correspondence is set, one end of fixed plate 7 and the upper surface of mounting base 2 are welded, and the other end extends in installation space, fixed plate 7
It is parallel with deck 1, the second fixation hole is offered in fixed plate 7, the second fixation hole is the threaded hole cooperated with fastening screw 8.
Pressing plate 4 in a ring, abuts plate 42 and second including pressing plate ontology 41, first in a ring and abuts plate 43, first supports
Fishplate bar 42 and the second abutting plate 43 are arranged at pressing plate 4 close to the side of lid ontology 3, and are located at the width direction of pressing plate ontology 41
Two sides, i.e., first abut plate 42 along pressing plate ontology 41 inner hole inner wall annular be arranged, second abut plate 43 along pressing plate ontology
41 outer annular setting, wherein first, which abuts plate 42 and second, abuts plate 43 along the width direction of pressing plate ontology 41
Line is obliquely installed towards two sides, and the angle between the two and horizontal plane is acute angle.
Ten the first fixation holes 44 of annular spaced set, the first fixation hole 44 and the second fixation hole on pressing plate ontology 41
Position correspond, fastening screw 8 pass through the first fixation hole 44 be screwed on the second fixation hole screw thread.First fixation hole 44 is heavy
Hole, the nut of fastening screw 8 can be completely disposed in this first fixation hole 44.
In the present embodiment, pressing plate 4 with a thickness of the stainless steel of 1.2mm using being made, and fixed plate 7 is using with a thickness of 2mm's
Carbon steel is made.
In other embodiments of the invention, fixed plate 7 can be with annular slab.
In the description of this specification, the description of reference term " embodiment ", " example " etc. means to combine the embodiment
Or example particular features, structures, materials, or characteristics described are included at least one embodiment or example of the invention.?
In this specification, schematic expression of the above terms be may not refer to the same embodiment or example.Moreover, the tool of description
Body characteristics, structure, material or feature can be combined in any suitable manner in any one or more of the embodiments or examples.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (8)
1. a kind of sunk manhole cover including the mounting base being fixed in the manhole on deck and is detachably arranged at the mounting base
On lid ontology, which is characterized in that be provided on the lid ontology and cover the gap between the deck and the lid ontology
Anchor plate kit, the Anchor plate kit include annular setting pressing plate and for the pressing plate to be detachably secured to the deck
Fastener the side of the width direction of the pressing plate and be arranged in the lid when the pressing plate and the lid ontology are fixed
The first floor glue on ontology abuts, the other side of the width direction of the pressing plate and the second floor being arranged on the deck
Glue abuts, and first floor glue is pressed on the lid ontology, the pressing plate includes pressing plate ontology, the pressing plate ontology
Width direction two sides be respectively arranged with the first abutting plate and second and abut plate, the first abutting plate with described second abuts plate
The pressing plate ontology is arranged on the one side of the lid ontology, and the first abutting plate is abutted with described second
The side that plate is directed away from the center of the pressing plate ontology is obliquely installed, and the fastener includes fixed plate and fastening screw,
The first fixation hole is opened up on the pressing plate ontology, the fastener is fixed relative to the position on the deck, in the fixed plate
Offer the second fixation hole, second fixation hole is threaded hole, the fastening screw through first fixation hole with it is described
Second fixation hole screw thread is screwed on, and in a ring, the size of inner hole is greater than the size of the inner hole of mounting base and is less than the fixed plate
The outside dimension of the mounting base, the wall surface and mounting base of the inner hole of the fixed plate weld.
2. sunk manhole cover according to claim 1, which is characterized in that described first, which abuts plate and described second, abuts
The angle of plate and horizontal plane is acute angle.
3. sunk manhole cover according to claim 1, which is characterized in that first fixation hole is counterbore, described tight
Gu the nut portion of screw is entirely located in first fixation hole.
4. sunk manhole cover according to claim 1, which is characterized in that the fixed plate and the fixed company of the mounting base
It connects；Or, the fixed plate is connect by connector with the deck.
5. sunk manhole cover according to claim 4, which is characterized in that the fixed plate it is parallel with the deck and
Every.
6. sunk manhole cover according to claim 1, which is characterized in that there is more annular spaced set on the pressing plate
A first fixation hole is provided with quantity and the position fastener corresponding with first fixation hole on the deck.
7. sunk manhole cover according to any one of claims 1 to 6, which is characterized in that first floor glue is separate
The one side of the lid ontology is concordant with the one side of second floor glue far from the deck.
8. sunk manhole cover according to any one of claims 1 to 6, which is characterized in that the mounting base is ring junction
The manhole inner wall on structure, the outer wall of the mounting base and the deck welds, and has between the mounting base and second floor glue
There is the space passed through for the fastener.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710469790.1A CN107264726B (en) | 2017-06-20 | 2017-06-20 | A kind of sunk manhole cover |
| PCT/CN2017/108787 WO2018233177A1 (en) | 2017-06-20 | 2017-10-31 | Embedded manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710469790.1A CN107264726B (en) | 2017-06-20 | 2017-06-20 | A kind of sunk manhole cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107264726A CN107264726A (en) | 2017-10-20 |
| CN107264726B true CN107264726B (en) | 2019-06-14 |
Family
ID=60069168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710469790.1A Active CN107264726B (en) | 2017-06-20 | 2017-06-20 | A kind of sunk manhole cover |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107264726B (en) |
| WO (1) | WO2018233177A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI634250B (en) * | 2017-05-19 | 2018-09-01 | 隆泰盛科技有限公司 | Manhole cover detection and positioning device, installation method and construction method thereof |
| CN107264726B (en) * | 2017-06-20 | 2019-06-14 | 广船国际有限公司 | A kind of sunk manhole cover |
| CN112963533B (en) * | 2021-01-22 | 2023-03-31 | 哈电集团（秦皇岛）重型装备有限公司 | Sealing surface protection tool pressing device and pressing method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB440524A (en) * | 1935-01-03 | 1936-01-01 | William James Heppell | Improvements in or relating to hatch covers and the like |
| FR2623846A1 (en) * | 1987-11-30 | 1989-06-02 | Soltane Claude | Protection device with cover and locking system for magnetic panels for buildings, boats and the like |
| FR2938500A1 (en) * | 2008-11-14 | 2010-05-21 | Goiot | Opening frame panel structure i.e. flush deck, for bridge of boat, has internal part whose position in height is adjusted to adapt position of opening frame at coating thickness such that opening frame is extended in prolongation of bridge |
| CN103523172A (en) * | 2013-09-17 | 2014-01-22 | 南通中远船务工程有限公司 | Ship manhole cover structure |
| CN203544303U (en) * | 2013-10-28 | 2014-04-16 | 烟台中集来福士海洋工程有限公司 | Embedded type manhole cover |
| CN105197187A (en) * | 2015-10-27 | 2015-12-30 | 上海船舶研究设计院 | Water and cargo accumulation preventing structure for shipborne manhole cover |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4020778A (en) * | 1976-02-13 | 1977-05-03 | Sutton Robert W | Hatch cover |
| US6401648B1 (en) * | 2000-08-11 | 2002-06-11 | John Abbenhouse | Kayak hatch cover |
| CN101358895A (en) * | 2008-09-26 | 2009-02-04 | 江苏熔盛重工有限公司 | Clip type manhole closing device |
| CN202208358U (en) * | 2011-08-17 | 2012-05-02 | 烟台中集来福士海洋工程有限公司 | Manhole cover |
| CN107264726B (en) * | 2017-06-20 | 2019-06-14 | 广船国际有限公司 | A kind of sunk manhole cover |
-
2017
- 2017-06-20 CN CN201710469790.1A patent/CN107264726B/en active Active
- 2017-10-31 WO PCT/CN2017/108787 patent/WO2018233177A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB440524A (en) * | 1935-01-03 | 1936-01-01 | William James Heppell | Improvements in or relating to hatch covers and the like |
| FR2623846A1 (en) * | 1987-11-30 | 1989-06-02 | Soltane Claude | Protection device with cover and locking system for magnetic panels for buildings, boats and the like |
| FR2938500A1 (en) * | 2008-11-14 | 2010-05-21 | Goiot | Opening frame panel structure i.e. flush deck, for bridge of boat, has internal part whose position in height is adjusted to adapt position of opening frame at coating thickness such that opening frame is extended in prolongation of bridge |
| CN103523172A (en) * | 2013-09-17 | 2014-01-22 | 南通中远船务工程有限公司 | Ship manhole cover structure |
| CN203544303U (en) * | 2013-10-28 | 2014-04-16 | 烟台中集来福士海洋工程有限公司 | Embedded type manhole cover |
| CN105197187A (en) * | 2015-10-27 | 2015-12-30 | 上海船舶研究设计院 | Water and cargo accumulation preventing structure for shipborne manhole cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107264726A (en) | 2017-10-20 |
| WO2018233177A1 (en) | 2018-12-27 |
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