CN112744327A - A60-level single-leaf steel door - Google Patents
A60-level single-leaf steel door Download PDFInfo
- Publication number
- CN112744327A CN112744327A CN202011640780.8A CN202011640780A CN112744327A CN 112744327 A CN112744327 A CN 112744327A CN 202011640780 A CN202011640780 A CN 202011640780A CN 112744327 A CN112744327 A CN 112744327A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 21
- 239000010959 steel Substances 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 210000000078 claw Anatomy 0.000 claims abstract description 5
- 239000002390 adhesive tape Substances 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 210000002268 wool Anatomy 0.000 claims description 5
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 4
- 230000009970 fire resistant effect Effects 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B63B2019/0007—Ship's windows
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Special Wing (AREA)
Abstract
The invention relates to an A60-grade single-leaf steel door, which comprises a door frame, a door plate, an A60-grade fireproof window and a detachable threshold; the door plate consists of an upper door plate and a lower door plate, wherein an A60-grade fireproof window is arranged on the upper door plate; the door plate is rotatably connected with the door frame through a hinge device positioned on one side of the door frame, and a detachable doorsill is fixed at the bottom of the door frame; welding a surrounding plate along the circumferential direction of the door plate, mounting an inner sealing plate on the inner side of the door plate, mounting a handle device on the door plate, and connecting the handle device with a linkage pressing device; two claw nut locking devices are installed on the lower door plate. The single-leaf steel door meets the requirements of A60-grade fire-resistant single-leaf steel door, limited outdoor space, maximized outdoor space utilization and no threshold use requirement in a special area, and has an embedded zero threshold structure.
Description
Technical Field
The invention belongs to the technical field of ship outfitting, and particularly relates to an A60-grade single-leaf steel door.
Background
Along with the development of the marine industry, the requirements of customers on ship outfitting supporting equipment are higher and higher, and in the prior art, an A60-level single-leaf steel door is mainly formed by connecting a door frame, a door leaf, a round window (small in light transmission size), a hinge device, a pressing device and the like. The conventional outward opening door frame is in a structure form that the door leaf and the outer handle occupy a considerable space outside the room when the door is closed, so that the effective utilization space of the outside is reduced, the limited utilization space of the outside is maximized when the outdoor space is limited, particularly the outside is a channel, but the conventional door frame cannot meet the use requirement; in addition, according to the specification requirement, the height of the threshold is usually between 250 mm and 600mm, and the high threshold is the largest obstruction when meeting the specification for a special use area where heavy precision equipment needs to be moved. Therefore, the original A60-grade single-leaf steel door cannot meet the requirements of customers in new situations.
Disclosure of Invention
The invention aims to overcome the defects in the prior art standard and provide a novel A60-grade single-leaf steel door for a ship, and the structural form is an embedded zero threshold.
In particular to an A60-grade single-leaf steel door,
the single-leaf steel door comprises a door frame, a door plate, an A60-grade fireproof window and a detachable threshold;
the door plate consists of an upper door plate and a lower door plate, wherein an A60-grade fireproof window is arranged on the upper door plate;
the door plate is rotatably connected with the door frame through a hinge device positioned on one side of the door frame, and a detachable doorsill is fixed at the bottom of the door frame;
welding a coaming along the circumferential direction of the door panel, and installing a fireproof adhesive tape and a flame-retardant sealing strip in a groove body formed between the coaming and the edge of the door panel;
shrouding in the inboard installation of door plant, interior shrouding is fixed on the bounding wall, sets up fire prevention filler between door plant and interior shrouding:
a handle device is arranged on the door plate and connected with a linkage pressing device;
two claw nut locking devices are installed on the lower door plate.
Furthermore, inclined wedge holes are formed in the door frame, the positions and the number of the inclined wedge holes correspond to those of the binding buckles one by one, the structural form of the door frame is sunken at the indoor side, and the door leaf and the door frame of the door frame structure are flush to form an embedded structure when the door is closed.
Furthermore, A60 level fire window is including welding the first window frame on last door plant, is furnished with position circle and inorganic PLASTIC LAMINATED and fixed through hexagon socket head cap screw in the middle of first window frame and the second window frame, and the inside and outside is furnished with the fire prevention adhesive tape during fire prevention glass installation, and the ceramic wool is filled between fire prevention glass and first window frame, and the window clamp plate passes through the screw to be fixed with the window, and the window fill passes through the screw to be fixed with interior shrouding.
Furthermore, the hinge device comprises a straight-through type pressure injection oil cup, a hinge seat and a hinge plate, wherein the hinge seat is welded on the door frame, the hinge plate is welded on the door plate, the hinge seat and the hinge plate are connected through a pin shaft, a gasket and a slotted set screw, and the pin shaft is provided with the straight-through type pressure injection oil cup.
Furthermore, the linkage pressing device comprises an upper linkage rod, a lower linkage rod, a corner seat, a corner connecting plate, a left linkage rod, a right linkage rod, a binding buckle and a binding buckle seat;
the binding buckle is installed on the binding buckle seat and fixed through a self-locking nut, a self-lubricating bearing and a spring are arranged in the binding buckle, the binding buckle is connected with the upper and lower linkage rods and the left and right linkage rods through a second pin shaft, a shaft sleeve, a split pin and a gasket, the upper and lower linkage rods and the left and right linkage rods are connected with a corner connecting plate through a first pin shaft, a split pin and a gasket, and the corner connecting plate is installed on the corner seat.
Furthermore, the handle device comprises an inner handle, a connecting plate, a sleeve and an outer handle;
the handle device and the linkage pressing device are connected through a connecting plate through a pin shaft;
the sleeve is welded on the upper door plate, the sleeve is provided with a self-lubricating bearing, the outer handle is assembled in the middle of the sleeve and is fixedly connected with the inner handle through screws, two O-shaped rubber sealing rings are directly arranged on the outer handle and the sleeve for ensuring the tightness, and the decorative ring is fixed on the sealing plate through screws.
Furthermore, the detachable doorsill is fixed to the bottom of the doorframe through the inner hexagonal socket head cap screws, and the doorsill is provided with a fireproof watertight adhesive tape.
The invention has the beneficial effects that:
the embedded type door frame is novel, compact, reasonable and attractive in structure, the embedded type door frame is suitable for an external channel or an external space compact area, and the structural form of the 'zero threshold' is suitable for a special use area needing to move heavy precision equipment; has sound and heat insulation functions, and is safe and reliable to fix on the steel wall by adopting a door hook device after being opened.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a left side view of the present invention.
Fig. 4 is an enlarged view at a in fig. 2.
Fig. 5 is a front view of the embedded doorframe of the present invention.
Fig. 6 is a top view of the embedded doorframe of the present invention.
Fig. 7 is a left side view of the embedded doorframe of the present invention.
Fig. 8 is a partial enlarged view at I in fig. 7.
Fig. 9 is a partial enlarged view of the invention at II in fig. 6.
Fig. 10 is an enlarged view of a portion of the invention at III of fig. 7.
Fig. 11 is an enlarged view of a portion of the invention at IV in fig. 5.
FIG. 12 is a schematic view of an upper door panel according to the present invention.
FIG. 13 is a schematic view of a lower door panel according to the present invention.
FIG. 14 is a drawing of the fire window A60 of the present invention.
Fig. 15 is a front view of the hinge assembly of the present invention.
Fig. 16 is a top view of the hinge assembly of the present invention.
Figure 17 is a front view of the linkage clamp.
FIG. 18 is a top view of the linkage hold down device.
Fig. 19 is a view of the handle device of the present invention.
Detailed Description
The invention is further illustrated by the following examples and figures.
A class a60 single-leaf steel door, as shown in fig. 1-19, comprising a doorframe 1, a door panel 2, a class a60 fire window 3, and a removable threshold 13;
the door panel 2 consists of an upper door panel 2-1 and a lower door panel 2-2, wherein an A60-grade fireproof window 3 is arranged on the upper door panel 2-1;
the door plate 2 is rotatably connected with the door frame 3 through a hinge device 4 positioned on one side of the door frame 1, and a detachable doorsill 13 is fixed at the bottom of the door frame 1 through a through hole hexagon socket head cap screw;
a coaming 18 is welded along the circumferential direction of the door panel 2, and a fireproof adhesive tape 11 and a flame-retardant sealing strip 12 are arranged in a groove body formed between the coaming and the edge of the door panel 2;
shrouding 8 in the inboard installation of door plant 2, interior shrouding 8 is fixed on the bounding wall, sets up fire prevention filler between door plant 2 and interior shrouding 8:
6mm thick inorganic fireproof plate 9+ ceramic wool 7+6mm thick inorganic fireproof plate 9, the total thickness of the door panel is 96 mm;
a handle device 6 is arranged on the door panel 2-1, and the handle device 6 is connected with a linkage pressing device 5;
two claw nut locking devices are arranged on the lower door plate 2-2, and the lower door plate is locked through claw nuts;
the door frame 1 is provided with oblique wedge holes, the positions and the number of the oblique wedge holes correspond to 5-11 of the binding buckles one by one, the structural form of the door frame is different from that of a conventional door frame, the structural form of the conventional outward opening door frame is that the door leaf protrudes out of the room, the door leaf and the outer handle occupy a large space outside the room when the door is closed, so that the effective utilization space outside the room is reduced, the limited utilization space outside the room is limited, particularly the room is a channel, the limited utilization space outside the room is maximized, obviously, the conventional door frame cannot meet the use requirements, the structural form of the door frame is sunken in the room, the door leaf and the outer handle occupy a small space outside the room when the door is closed, the effective utilization space outside the room is maximized, the effect is most obvious when the room is a channel, and the door leaf and the door frame flush form an.
The A60-grade fireproof window 3 comprises a first window frame 3-1 welded on an upper door plate 2-1, a positioning ring 3-2 and an inorganic fireproof plate 3-4 are arranged between the first window frame 3-1 and a second window frame 3-5 and fixed through an inner hexagonal socket head screw 3-3, fireproof adhesive tapes 3-6 are arranged inside and outside the fireproof glass 3-7 during installation, ceramic wool 3-10 is filled between the fireproof glass 3-7 and the first window frame 3-1, a window pressing plate 3-8 is fixed with a window 23-5 through a screw 3-11, and a window bucket is fixed with an inner sealing plate 8 through a screw 3-11.
The hinge device 4 comprises a straight-through type pressure injection oil cup 4-1, a hinge seat 4-3 and a hinge plate 4-5, the hinge seat 4-3 is welded on the door frame 1, the hinge plate 4-5 is welded on the door plate 2, the hinge seat 4-3 and the hinge plate 4-5 are connected through a pin shaft 4-2, a gasket 4-4 and a slotted set screw 4-6, and the pin shaft 4-2 is provided with the straight-through type pressure injection oil cup 4-1.
The linkage pressing device 5 comprises an upper linkage rod 5-1, a lower linkage rod 5-1, a corner seat 5-2, a corner connecting plate 5-3, a left linkage rod 5-6, a right linkage rod 5-6, a binding buckle 5-11 and a binding buckle seat 5-10;
the binding buckles 5-11 are installed on the binding seats 5-10 and fixed through self-locking nuts 5-14, self-lubricating bearings 5-12 and springs 5-13 are arranged inside the binding buckles 5-11, the binding buckles 5-11 are connected with the upper and lower linkage rods 5-1 and the left and right linkage rods 5-6 through second pin shafts 5-8, shaft sleeves 5-9, cotter pins 5-7 and gaskets 5-5, the upper and lower linkage rods 5-1 and the left and right linkage rods 5-6 are connected with the corner connecting plate 5-3 through first pin shafts 5-3, cotter pins 5-7 and gaskets 5-5, and the corner connecting plate 5-3 is installed on the corner seat 5-2.
The handle device 6 comprises an inner handle 6-1, a connecting plate 6-5, a sleeve 6-7 and an outer handle 6-9;
wherein the handle device 6 is connected with the linkage pressing device 5 through a connecting plate 6-5 by a pin shaft;
the sleeve 6-7 is welded on the upper door plate 2-1, the sleeve 6-7 is provided with a self-lubricating bearing 6-6, the outer handle 6-9 is assembled in the middle of the sleeve 6-7 and is fixedly connected with the inner handle 6-1 through a screw 6-4, two O-shaped rubber sealing rings 6-8 are directly arranged on the outer handle 6-9 and the sleeve 6-7 to ensure the tightness, and the decorative ring 6-2 is fixed on the sealing plate 8 through a screw 6-3.
The detachable doorsill 13 is fixed with the bottom of the door frame 1 through an inner hexagonal socket head cap screw 13-2, and the doorsill 13-1 is provided with a fireproof watertight adhesive tape 13-3.
The use process and the principle of the invention are as follows: the movable type heavy equipment cabin door is formed by welding with a class A bulkhead hull, is suitable for a deck cabin bulkhead with the fire-proof class A60, is suitable for a special area with a channel or a compact external space outside, and has a zero-threshold structural form suitable for the heavy equipment needing to be moved.
The watertight door provided by the invention burns for 1 hour when the temperature of the watertight door to the fire surface can reach 945 ℃ in case of fire alarm, and the temperature of the back fire surface is slightly higher than the normal temperature. The basic principle is that the fire-proof adhesive tape is expanded when meeting fire to stop smoke and fire when a fire is alarmed. Meanwhile, a fireproof layer consisting of an inorganic fireproof plate, ceramic wool and fireproof liquid in the fireproof glass is used for heat insulation and flame retardance, so that the functions of blocking air, blocking smoke and retarding fire are achieved. The effects of fire resistance, sound insulation and water tightness are achieved.
The watertight door of the invention has been authenticated and sealed by DNV (DET NORSKE VERITAS Norway classification society), ABS (American classification society), CCS (China classification society) seaman site watertight at 0.1MPa, and the test firing in Shanghai Yuandong fire-proof test center in 3 months in 2017 is successful.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (7)
1. A60-grade single-leaf steel door is characterized in that,
the single-leaf steel door comprises a door frame (1), a door plate (2), an A60-grade fireproof window (3) and a detachable threshold (13);
the door plate (2) is composed of an upper door plate (2-1) and a lower door plate (2-2), wherein an A60-grade fireproof window (3) is arranged on the upper door plate (2-1);
the door plate (2) is rotatably connected with the door frame (3) through a hinge device (4) positioned on one side of the door frame (1), and a detachable doorsill (13) is fixed at the bottom of the door frame (1);
a coaming (18) is welded along the circumferential direction of the door panel (2), and a fireproof adhesive tape (11) and a flame-retardant sealing strip (12) are arranged in a groove body formed between the coaming and the edge of the door panel (2);
shrouding (8) in the inboard installation of door plant (2), interior shrouding (8) are fixed on the bounding wall, set up fire prevention filler between door plant (2) and interior shrouding (8):
a handle device (6) is arranged on the door panel (2-1), and the handle device (6) is connected with the linkage pressing device (5);
two claw nut locking devices are arranged on the lower door plate (2-2).
2. The a60 grade single leaf steel door of claim 1, wherein:
the door frame (1) is provided with oblique wedge holes (1-1), the positions and the number of the oblique wedge holes correspond to the binding buckles (5-11) one by one, the structural form of the door frame is sunken at the indoor side, and the door leaf and the door frame of the door frame structure are flush to form an embedded structure when the door is closed.
3. The a60 grade single leaf steel door of claim 1, wherein:
the A60-grade fireproof window (3) comprises a first window frame (3-1) welded on an upper door plate (2-1), a positioning ring (3-2) and an inorganic fireproof plate (3-4) are arranged between the first window frame (3-1) and a second window frame (3-5) and fixed through inner hexagonal socket head screws (3-3), fireproof adhesive tapes (3-6) are arranged inside and outside the fireproof glass (3-7) during installation, ceramic wool (3-10) is filled between the fireproof glass (3-7) and the first window frame (3-1), a window pressing plate (3-8) is fixed with the window frame (3-5) through screws (3-11), and a window hopper is fixed with an inner sealing plate (8) through screws (3-11).
4. The a60 grade single leaf steel door of claim 1, wherein:
the hinge device (4) comprises a straight-through type pressure injection oil cup (4-1), a hinge seat (4-3) and a hinge plate (4-5), the hinge seat (4-3) is welded on the door frame (1), the hinge plate (4-5) is welded on the door plate (2), the hinge seat (4-3) and the hinge plate (4-5) are connected through a pin shaft (4-2), a gasket (4-4) and a slotted set screw (4-6), and the pin shaft (4-2) is provided with the straight-through type pressure injection oil cup (4-1).
5. The a60 grade single leaf steel door of claim 1, wherein:
the linkage pressing device (5) comprises an upper linkage rod (5-1), a lower linkage rod (5-1), a corner seat (5-2), a corner connecting plate (5-3), a left linkage rod (5-6), a right linkage rod (5-6), a binding buckle (5-11) and a binding buckle seat (5-10);
the binding buckle (5-11) is arranged on the binding buckle seat (5-10) and is fixed through a self-locking nut (5-14), a self-lubricating bearing (5-12) and a spring (5-13) are arranged in the binding buckle (5-11), the binding buckle (5-11) passes through a second pin shaft (5-8) and a shaft sleeve (5-9), the split pin (5-7) and the gasket (5-5) are connected with the upper and lower linkage rods (5-1) and the left and right linkage rods (5-6), the upper and lower linkage rods (5-1) and the left and right linkage rods (5-6) are connected with the corner connecting plate (5-3) through the first pin shaft (5-3), the split pin (5-7) and the gasket (5-5), and the corner connecting plate (5-3) is installed on the corner seat (5-2).
6. The a60 grade single leaf steel door of claim 1, wherein:
the handle device (6) comprises an inner handle (6-1), a connecting plate (6-5), a sleeve (6-7) and an outer handle (6-9);
wherein the handle device (6) is connected with the linkage pressing device (5) through a connecting plate (6-5) by a pin shaft;
the sleeve (6-7) is welded on the upper door plate (2-1), the sleeve (6-7) is provided with a self-lubricating bearing (6-6), the outer handle (6-9) is assembled in the middle of the sleeve (6-7) and is fixedly connected with the inner handle (6-1) through a screw (6-4), two O-shaped rubber sealing rings (6-8) are directly arranged on the outer handle (6-9) and the sleeve (6-7) to ensure the tightness, and the decorative ring (6-2) is fixed on the sealing plate (8) through a screw (6-3).
7. The a60 grade single leaf steel door of claim 1, wherein:
the detachable doorsill (13) is fixed with the bottom of the door frame (1) through an inner hexagonal cylindrical head screw (13-2), and the doorsill (13-1) is provided with a fireproof watertight adhesive tape (13-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011640780.8A CN112744327A (en) | 2020-12-31 | 2020-12-31 | A60-level single-leaf steel door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011640780.8A CN112744327A (en) | 2020-12-31 | 2020-12-31 | A60-level single-leaf steel door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112744327A true CN112744327A (en) | 2021-05-04 |
Family
ID=75651311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011640780.8A Pending CN112744327A (en) | 2020-12-31 | 2020-12-31 | A60-level single-leaf steel door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112744327A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115126383A (en) * | 2022-07-04 | 2022-09-30 | 中船黄埔文冲船舶有限公司 | Threshold structure of openable watertight door |
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| CN102211651A (en) * | 2011-04-19 | 2011-10-12 | 无锡市海联舰船内装有限公司 | Fireproof pressure-proof watertight/airtight door for ship |
| CN103352645A (en) * | 2013-06-30 | 2013-10-16 | 天长市远洋船舶设备有限公司 | Weather-tight and airtight fire resistant steel door |
| CN204326897U (en) * | 2014-12-17 | 2015-05-13 | 安徽欣万顺安全装备科技有限公司 | A kind of steel door for ship |
| CN204492587U (en) * | 2014-12-24 | 2015-07-22 | 福建东南造船有限公司 | A kind of inner-opening type fire prevention weathertight door peculiar to vessel |
| CN105569529A (en) * | 2016-02-26 | 2016-05-11 | 江阴市黄山船舶配件有限公司 | A60 fireproof airtight and weather tight nuclear shielding protective door |
| CN107628194A (en) * | 2017-10-20 | 2018-01-26 | 无锡市东舟船舶设备股份有限公司 | A60 levels list fans steel door |
| CN110616994A (en) * | 2019-07-23 | 2019-12-27 | 中国核工业华兴建设有限公司 | Fireproof watertight door |
| CN210338236U (en) * | 2019-08-07 | 2020-04-17 | 黄海造船有限公司 | Novel marine steel doorsill |
| CN214397097U (en) * | 2020-12-31 | 2021-10-15 | 无锡市东舟船舶设备股份有限公司 | A60-level single-leaf steel door |
-
2020
- 2020-12-31 CN CN202011640780.8A patent/CN112744327A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211651A (en) * | 2011-04-19 | 2011-10-12 | 无锡市海联舰船内装有限公司 | Fireproof pressure-proof watertight/airtight door for ship |
| CN103352645A (en) * | 2013-06-30 | 2013-10-16 | 天长市远洋船舶设备有限公司 | Weather-tight and airtight fire resistant steel door |
| CN204326897U (en) * | 2014-12-17 | 2015-05-13 | 安徽欣万顺安全装备科技有限公司 | A kind of steel door for ship |
| CN204492587U (en) * | 2014-12-24 | 2015-07-22 | 福建东南造船有限公司 | A kind of inner-opening type fire prevention weathertight door peculiar to vessel |
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| CN110616994A (en) * | 2019-07-23 | 2019-12-27 | 中国核工业华兴建设有限公司 | Fireproof watertight door |
| CN210338236U (en) * | 2019-08-07 | 2020-04-17 | 黄海造船有限公司 | Novel marine steel doorsill |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115126383A (en) * | 2022-07-04 | 2022-09-30 | 中船黄埔文冲船舶有限公司 | Threshold structure of openable watertight door |
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