CN213948707U - Novel porthole for ship - Google Patents

Abstract

The utility model relates to a novel marine porthole, relate to the field of porthole, it includes the window seat, articulate the window frame at window seat top and articulate the storm cover at the window seat top, the fixed window seat hinge plate that is provided with in top of window seat, the window seat hinge plate is kept away from window seat one end and is rotated and be connected with storm cover hinge plate, the top that window seat one end was kept away from to window seat hinge plate is rotated and is connected with the supporting component who is used for joint storm cover hinge plate, the self-hooking component includes the horizontal pole, the jack-post, couple and foreign ring, foreign ring rotates and connects in the bottom of window frame, the fixed bottom that sets up in storm cover of couple, foreign ring rotates the hook portion to the couple, the tip and the couple of horizontal pole rotate and are connected, horizontal pole outer wall and jack-post fixed connection, the hook portion top butt of jack-post and couple, be provided with the piece that resets between jack-post and the couple. This application has the effect of stably supporting storm cover and window frame at the open mode, and storm cover and window frame can open multiple angle.

Description

Novel porthole for ship

Technical Field

The application relates to the field of portholes, in particular to a novel marine porthole.

Background

At present, the porthole is mainly a water-tight round window which is arranged at the ship side outer plate, the superstructure, the outer peripheral wall of a deckhouse and the like. The marine porthole, together with its glass and the porthole cover (storm cover), should be of a robust construction and should be able to close effectively and ensure water tightness.

The prior Chinese patent with patent publication number CN210793522U proposes a porthole for a ship, which comprises a window seat and a window frame, wherein the window seat is hinged with the window frame; a glass panel is embedded and installed in the window frame, a cleaning mechanism is installed on the front face of the window frame and comprises a swinging rod and a cleaning rod, and a cleaning brush is arranged on the surface of the cleaning rod; the cleaning rod is of an L-shaped structure, the corner of the cleaning rod is hinged with the glass panel, and the end part of the cleaning rod is hinged with the swinging rod; the bottom end of the swinging rod is hinged with the window frame.

Aiming at the related technology, the window frame is hinged on the window seat, when the window frame is opened in a rotating mode, manual support is needed, the support stability is poor, and the inventor thinks that the defect that the support stability of the window frame in the opening state is not high exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the not high problem of window frame at open mode support stability, this application provides a novel marine porthole.

The application provides a novel marine porthole adopts following technical scheme:

a novel porthole for ships comprises a window seat, a window frame hinged at the top of the window seat and a storm cover hinged at the top of the window seat, wherein a window seat hinge plate is fixedly arranged at the top of the window seat, one end of the window seat hinge plate, which is far away from the window seat, is rotatably connected with a storm cover hinge plate, the top of one end of the window seat hinge plate, which is far away from the window seat, is rotatably connected with a supporting component for clamping the storm cover hinge plate, the self-hooking component comprises a cross rod, a clamping column, a hook and a foreign ring, the foreign ring is rotatably connected to the bottom of the window frame, the hook is fixedly arranged at the bottom of the storm cover, the ocean ring rotates to the hook part of the hook, the end part of the cross rod is rotationally connected with the hook, the outer wall of the cross rod is fixedly connected with the clamping column, the clamp column is abutted to the top end of the hook part of the hook, and a reset piece is arranged between the clamp column and the hook.

By adopting the technical scheme, when the storm cover and the window frame need to be opened, the hinge plate of the storm cover is rotated firstly, the storm cover is driven to rotate to be opened, the supporting assembly is clamped with the hinge plate of the storm cover, the storm cover is limited to rotate and support the storm cover, the window frame is rotated to be opened, the clamping column is stirred to enable the clamping column to be separated from the hook part of the hook, the foreign rings are rotated to the inside of the hook, the clamping column is loosened, the clamping column is reset under the trend of the reset piece, the clamping column is abutted and closed with the hook part of the hook, the window frame is limited to rotate and support the window frame, the effect of stably supporting the storm cover and the window frame in the opening state is achieved, the storm cover and the window frame can be synchronously opened, the clamping column can limit the movement range of the foreign rings, the risk that the foreign rings fall off from the hook part is reduced, and the support stability of the window frame is facilitated.

Optionally, the piece that resets is the torsional spring, the torsional spring cover is established outside the horizontal pole, the both ends of torsional spring respectively with the straight line portion of couple and card post fixed connection.

Through adopting above-mentioned technical scheme, after dialling the card post, the torsional spring is tensile, after loosening the card post, the torsional spring is automatic to retract under the driving of elastic force to drive the card post and reset, realized the automatic re-setting of card post and the hook portion butt closure of card post and couple.

Optionally, the support assembly comprises a catch and a handle for controlling rotation of the catch, the handle is rotatably mounted on top of the window mount hinge plate, one end of the catch is fixedly connected to the handle, the other end of the catch is provided with a hook portion, the storm cover hinge plate is fixedly connected to a plurality of lugs located above the storm cover, the lugs rotate to the hook portion of the catch.

Through adopting above-mentioned technical scheme, after opening the storm lid in the rotation, twist grip and drive the pawl and rotate, until the crotch portion joint of pawl recess between adjacent lug, can accomplish the inseparable butt of storm flap and pawl to this realization is covered from the effect that the hook supported to the storm, and the lug is provided with a plurality ofly, and the different angles can be opened to the storm lid.

Optionally, a plurality of locking assemblies for locking the window frame or the storm cover are circumferentially arranged on the side wall of the window holder, the locking component comprises an eye plate, an eyelet bolt and a ring nut, the window frame is fixedly connected with a first bolt bottom plate, the first bolt bottom plate is provided with a first locking groove matched with the swing bolt, the storm cover is fixedly connected with a second bolt bottom plate, the second bolt bottom plate is provided with a second locking groove matched with the swing bolt, one end of the eye plate is fixedly connected with the side wall of the window seat, said swing bolt being pivotally connected to an end of said eye plate remote from said window mount, said swing bolt being pivoted into said first locking slot or said second locking slot, said ring nut being threadedly connected to an end of said swing bolt remote from said eye plate, and the ring nut is tightly propped against one side of the first bolt bottom plate or the second bolt bottom plate, which is far away from the window seat.

By adopting the technical scheme, when the window frame or the storm cover is rotated to be tightly attached to the window base, the swing bolt is firstly rotated until the swing bolt rotates in the first locking groove or the second locking groove, the ring nut is then in threaded connection with one end, far away from the window base, of the swing bolt, and the ring nut is abutted against the first bolt bottom plate or the second bolt bottom plate, so that the purpose of locking the window frame or the storm cover on the window base is achieved.

Optionally, a first groove is formed in one side, close to the window seat, of the window frame in a surrounding manner, first sealing filler is filled in the first groove, a first protrusion installed in the first groove is formed in one side, close to the window frame, of the window seat in a surrounding manner, a second groove is formed in one side, close to the window seat, of the storm cover in a surrounding manner, second sealing filler is filled in the second groove, and a second protrusion installed in the first groove is formed in one side, far away from the window seat, of the window frame in a surrounding manner.

Through adopting above-mentioned technical scheme, when lock window frame and storm cover, rotate the window frame earlier and make its first recess buckle on the first arch of window frame, rotate the storm cover again and make its second recess buckle on the second arch of window frame, can accomplish lock window frame and storm cover, first sealing filler and second sealing filler can fill the vacant space of first recess and second recess, restrict first protruding and the bellied displacement of second to this both sides joint of guaranteeing the window frame is inseparable, reduce rocking of window frame, and can prevent that the rainwater from getting into inside the window frame.

Optionally, the axial cross sections of the first groove and the second groove are both trapezoidal, the first sealing filler and the second sealing filler are both fireproof rubber strips, and the axial cross sections of the first protrusion and the second protrusion are both arched.

Through adopting above-mentioned technical scheme, the vacant space of first recess and second recess can be filled to the fire prevention rubber strip, the bellied displacement of restriction first arch and second, it is inseparable to guarantee the both sides joint of window frame with this, reduce rocking of window frame, the fire prevention rubber strip can fill the window seat simultaneously, gap between window frame and the storm cover, can reduce the inside rainfall volume of entering boats and ships, the fire prevention rubber strip still has fire-retardant effect, be favorable to promoting the security of boats and ships, the axle cross-section can avoid the fire prevention rubber strip to drop for trapezoidal first recess and second recess, the axle cross-section is the contact area that first arch of arch and second arch can increase with the fire prevention rubber strip, be favorable to promoting the joint compactness, and not fragile fire prevention rubber strip.

Optionally, the window frame surrounds and has been seted up the mounting groove, the window frame in the inside glass that is provided with of mounting groove, the axial cross-section of mounting groove is the rectangle, the mounting groove intussuseption is filled with glass and packs, the window frame with glass in the notch department of mounting groove fills up and scribbles silica gel.

By adopting the technical scheme, in the running process of the ship, the filled glass filler can limit the displacement of the glass in the mounting groove, so that the shaking of the glass is reduced, and the service life of the glass is prolonged; silica gel seals the notch of mounting groove to this prevention rubber glass filler drops, and reducible glass's rocking, silica gel has the effect of difficult infiltration, and silica gel is difficult for receiving the influence of temperature, can reduce the rainwater and get into inside the hull from the gap of mounting groove.

Optionally, a fastening ring for fixing glass is arranged in the mounting groove of the window frame, and the fastening ring is located between the glass and the window seat.

Through adopting above-mentioned technical scheme, the tighrening ring is favorable to chucking window seat, is favorable to fixed mounting glass, reduces glass's rocking.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the catch can be abutted against the plurality of convex blocks of the hinge plate of the storm cover by rotating the handle, so as to support the storm cover opened at different angles, the ocean ring is sleeved on the hook, and the ocean ring is hung on the hook, so that the storm cover and the window frame can be synchronously opened and tightly closed by abutting against the hook through the clamping column, thereby realizing the effect of stably supporting the storm cover and the window frame in the opening state, and the window frame and the storm cover can be opened at different angles;

2. the spring can realize the automatic reset of the clamping column;

3. the first bulge, the second bulge, the first groove, the second groove and the fireproof rubber strip can enable the storm cover, the window frame and the window seat to be tightly buckled with each other, so that the rocking of the porthole is reduced, and the entering of rainwater can be reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged partial schematic view of portion D of FIG. 2;

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 1;

fig. 5 is a schematic sectional view taken along line C-C in fig. 1.

Reference numerals: 1. a window seat; 2. a window frame; 3. glass; 4. a storm cover; 5. a window mount hinge plate; 6. a window frame hinge plate; 7. a storm cover flap; 8. a detent; 9. a handle; 10. a bump; 11. hooking; 12. a foreign circle; 13. a cross bar; 14. clamping the column; 15. a torsion spring; 16. an eye plate; 17. an eye bolt; 18. a ring nut; 19. a cylindrical pin; 20. a first bolt bottom plate; 21. a first locking groove; 22. a second bolt bottom plate; 23. a second locking groove; 24. a first groove; 25. a first protrusion; 26. a second groove; 27. a second protrusion; 28. a fire-proof rubber strip; 29. mounting grooves; 30. a glass filler; 31. silica gel; 32. a fastening ring; 33. a pin shaft; 34. and a cotter pin.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses novel marine porthole. Referring to fig. 1 and 2, the novel marine porthole includes a window frame 1, a window frame 2 hinged to the top of the window frame 1, a glass 3 installed inside the window frame 2, and a storm cover 4 hinged to the top of the window frame 1.

Referring to fig. 2 and 3, the window seat 1 is cylindrical, a circle of first protrusion 25 is arranged on one side, close to the window frame 2, of the window seat 1 in a surrounding mode, the axial section of the first protrusion 25 is arched, the first protrusion 25 and the window seat 1 are integrally formed, two window seat hinge plates 5 are welded to the top of the window seat 1, the window seat 1 is an L-shaped plate, a pin shaft 33 is horizontally clamped between one ends, far away from the window seat 1, of the two window seat hinge plates 5, and a plurality of split pins 34 are inserted into the end portions of the pin shaft 33.

The welding of window frame 2's top has window frame flap 6, the lateral wall of round pin axle 33 is located to the pot head that window frame flap 6 kept away from window frame 2, window frame 2 uses round pin axle 33 to swing as the axis of rotation, window frame 2 is close to one side of window frame seat 1 and encircles and has seted up first recess 24, the axle cross-section of first recess 24 is trapezoidal, first recess 24 is inside to be filled with first sealing filler, first sealing filler is fire prevention rubber strip 28, when lock window frame 2 and window seat 1, first arch 25 extrudees fire prevention rubber strip 28 and inserts inside the first recess 24, window frame 2 keeps away from one side of window frame seat 1 and encircles there is round second arch 27, the axle cross-section of the protruding 27 of second is the arch, and protruding 27 of second and window frame 2 integrated into one piece.

In order to lock the window frame 2, three groups of locking assemblies for locking the window frame 2 are arranged on the side wall of the window seat 1 at intervals along the circumferential side, wherein two groups of locking assemblies are positioned at two sides of the window seat hinge plate 5, the other group of locking assemblies is positioned at the bottom of the window seat 1 and is positioned right below the window seat hinge plate 5, each locking assembly comprises an eye plate 16, a cylindrical pin 19, a swing bolt 17 and a ring nut 18, each eye plate 16 is an L-shaped plate, one end of each eye plate 16 is welded on the side wall of the window seat 1, a first bolt bottom plate 20 is welded on the window frame 2 close to the eye plate 16 for locking the window frame 2, a first locking groove 21 is formed in each first bolt bottom plate 20 in a penetrating mode, one end of each swing bolt 17 is connected with the center of the outer side wall of the cylindrical pin 19 in a welding mode, the two ends of the cylindrical pin 19 are respectively connected with the eye plates 16 in a rotating mode so as to drive the swing bolt 17 around the central axis of the cylindrical pin 19, and the ring nut 18 is connected to one end, which is far away from the eye plate 16, the ring nut 18 abuts against the side of the first bolt bottom plate 20 facing away from the window frame 2 when the swing bolt 17 is turned into the first locking groove 21.

The inner wall of the window frame 2 is provided with a mounting groove 29 in a surrounding manner, the window frame 2 is provided with glass 3 inside the mounting groove 29, the inner wall of the window frame 2 is provided with a fastening ring 32 used for fixing the glass 3 in the mounting groove 29 close to one side of the window seat 1 in a clamping manner, the mounting groove 29 is filled with glass filler 30, and the window frame 2 and the glass 3 are filled with waterproof silica gel 31 at the notch of the mounting groove 29.

The welding of storm cover flap 7 at the top of storm cover 4, the lateral wall of round pin axle 33 is also located to the one end that storm cover flap 7 kept away from storm cover 4, storm cover 4 uses round pin axle 33 to swing as the axis of rotation, second recess 26 has been seted up around being close to one side of window seat 1 to storm cover 4, the axle cross-section of second recess 26 is trapezoidal, second sealing filler is filled up to second recess 26 is inside, second sealing filler is fire prevention rubber strip 28, when lock storm cover 4 and window frame 2, the protruding 27 extrusion fire prevention rubber strip 28 of second inserts inside the second recess 26.

Referring to fig. 2 and 4, in order to lock the storm cover 4, the side wall of the window base 1 is circumferentially spaced apart with two sets of locking assemblies for locking the storm cover 4, and two groups of locking components for locking the storm cover 4 are arranged between the three groups of locking components for locking the window frame 2 in a staggered manner, a second bolt bottom plate 22 is welded at the position, close to the eye plate 16 for locking the storm cover 4, of the storm cover 4, a second locking groove 23 is formed in the second bolt bottom plate 22 in a penetrating manner, one end of the swing bolt 17 is connected with the center of the outer side wall of the cylindrical pin 19 in a welding manner, two ends of the cylindrical pin 19 are respectively connected with the eye plate 16 in a rotating manner, in this way, the swing bolt 17 is pivoted about the center axis of the cylindrical pin 19, the ring nut 18 is screwed onto the end of the swing bolt 17 remote from the eye plate 16, the ring nut 18 abuts against the side of the second bolt bottom plate 22 facing away from the window frame 2 when the swing bolt 17 is turned into the second locking groove 23.

In order to hang the storm cover 4 in the open state of the storm cover 4, the top of one end of the window seat hinge plate 5 far away from the window seat 1 is rotatably connected with a supporting component, the supporting component comprises a catch 8 and a handle 9 used for controlling the rotation of the catch 8, the handle 9 comprises a horizontal part and a bending part, the horizontal part of the handle 9 is rotatably connected with the top of the window seat hinge plate 5, one end of the catch 8 is fixedly arranged on the horizontal part of the handle 9 through a screw, the other end of the catch 8 is a bent hook part, the storm cover hinge plate 7 is provided with three convex blocks 10 positioned above the storm cover 4, the three convex blocks 10 are integrally formed with the storm cover hinge plate 7, the included angles between the three convex blocks 10 and the upper wall of the storm cover hinge plate 7 are different respectively, in other embodiments, the number of projections 10 may be other than the number provided, and rotation of the handle 9 and storm cover hinge plate 7 causes the hooked portion of the catch 8 to snap into the recess between two adjacent projections 10.

Referring to fig. 2 and 5, in order to hang the window frame 2 in the open state of the window frame 2, a self-hooking component is arranged between the bottom of the window frame 2 and the bottom of the storm cover 4, the self-hooking component comprises a cross bar 13, a hooking column 14, a hook 11 and a foreign ring 12, a reset part is arranged between the hooking column 14 and the hook 11, the reset part is a torsion spring 15, a first rotating groove is welded at the bottom of the window frame 2 and is positioned at one side of a first bolt bottom plate 20 at the bottom, the foreign ring 12 is rotatably connected in the first rotating groove at the bottom of the window frame 2, the hook 11 is welded at the bottom of the storm cover 4, the foreign ring 12 can rotate to a hook part of the hook 11, a second rotating groove is welded at the top of the hook 11, the center of the cross bar 13 is positioned in the second rotating groove, so as to complete the rotating connection between the cross bar 13 and the hook 11, the outer wall of the cross bar 13 is fixedly connected with the hooking column 14 in a welding manner, and the top end of the hook part of the hook 11 is abutted against, the cross rod 13 and the hook 11 are rotatably connected by taking the central axis of the cross rod 13 as a rotating shaft, the cross rod 13 rotates in situ in a rotating hole, two torsion springs 15 are arranged and are respectively sleeved on the outer surfaces of two ends of the cross rod 13, and two ends of each torsion spring 15 are respectively fixedly connected with the linear part of the hook 11 and the clamping column 14 in a welding mode.

The implementation principle of the novel marine porthole of the embodiment of the application is as follows: when the storm cover 4 needs to be opened, firstly, the ring nut 18 is rotated in a threaded manner until the abutting state between the ring nut 18 and the second bolt bottom plate 22 is relieved, then the swing bolt 17 is rotated around the cylindrical pin 19, the swing bolt 17 is enabled to leave the second locking groove 23, the locking state of the storm cover 4 can be relieved, then the storm cover hinge plate 7 is rotated around the pin shaft 33 to drive the storm cover 4 to be opened in a rotating manner, the handle 9 is utilized to drive the catch 8 to rotate until the convex block 10 abuts against the hook part of the catch 8, the tight abutting of the storm cover hinge plate 7 and the catch 8 can be completed, and the convex blocks 10 at different positions can be selected to abut against the hook part of the catch 8 according to the opening angle required by the storm cover 4;

when the window frame 2 needs to be opened, the ring nut 18 is firstly screwed until the abutting state between the ring nut 18 and the first bolt bottom plate 20 is released, then the swing bolt 17 is rotated around the cylindrical pin 19, the swing bolt 17 leaves the first locking groove 21, the locking state of the window frame 2 can be released, then the window frame hinge plate 6 is rotated around the pin shaft 33, the window frame 2 is driven to be opened, the clamping column 14 is poked, the ocean ring 12 is rotated until the ocean ring 12 is hung on the hook part of the hook 11, the clamping column 14 is loosened, the clamping column 14 is tightly abutted and closed with the hook 11 under the drive of the spring, and the hanging connection between the window frame 2 and the storm cover 4 can be completed, so that the effect of stably supporting the storm cover 4 and the window frame 2 in the opening state is achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a novel marine porthole, includes window seat (1), articulates window frame (2) at window seat (1) top and articulate storm cover (4) at window seat (1) top, its characterized in that: the top of window seat (1) is fixedly provided with window seat hinge plate (5), window seat hinge plate (5) is kept away from window seat (1) one end is rotated and is connected with storm cover hinge plate (7), window seat hinge plate (5) is kept away from the top of window seat (1) one end is rotated and is connected with the supporting component who is used for joint storm cover hinge plate (7), be provided with from the hook subassembly between the bottom of window frame (2) and the bottom of storm cover (4), from the hook subassembly including horizontal pole (13), jack-post (14), couple (11) and foreign ring (12), foreign ring (12) rotate connect in the bottom of window frame (2), couple (11) are fixed set up in the bottom of storm cover (4), foreign ring (12) rotate to the hook portion of couple (11), the tip of horizontal pole (13) with couple (11) rotate and are connected, the outer wall of the cross rod (13) is fixedly connected with the clamping column (14), the clamping column (14) is abutted to the top end of the hook part of the hook (11), and a reset piece is arranged between the clamping column (14) and the hook (11).

2. The novel marine porthole of claim 1, wherein: the piece that resets is torsional spring (15), torsional spring (15) cover is established outside horizontal pole (13), the both ends of torsional spring (15) respectively with the straight line portion of couple (11) and card post (14) fixed connection.

3. The novel marine porthole of claim 1, wherein: the supporting assembly comprises a latch (8) and a handle (9) used for controlling the latch (8) to rotate, the handle (9) is rotatably installed at the top of the window seat hinge plate (5), one end of the latch (8) is fixedly connected with the handle (9), the other end of the latch (8) is provided with a bent hook part, the storm cover hinge plate (7) is fixedly connected with a plurality of lugs (10) positioned above the storm cover (4), and the lugs (10) rotate to the bent hook parts of the latch (8).

4. The novel marine porthole of claim 1, wherein: a plurality of locking assemblies for locking the window frame (2) or the storm cover (4) are arranged on the side wall of the window base (1) along the circumferential side, each locking assembly comprises an eye plate (16), a swing bolt (17) and a ring nut (18), the window frame (2) is fixedly connected with a first bolt base plate (20), the first bolt base plate (20) is provided with a first locking groove (21) matched with the swing bolt (17), the storm cover (4) is fixedly connected with a second bolt base plate (22), the second bolt base plate (22) is provided with a second locking groove (23) matched with the swing bolt (17), one end of the eye plate (16) is fixedly connected with the side wall of the window base (1), the swing bolt (17) is rotatably connected with one end, far away from the window base (1), of the swing bolt (17) rotates into the first locking groove (21) or the second locking groove (23), the ring nut (18) is in threaded connection with one end of the swing bolt (17) far away from the eye plate (16), and the ring nut (18) abuts against one side, far away from the window seat (1), of the first bolt bottom plate (20) or the second bolt bottom plate (22).

5. The novel marine porthole of claim 1, wherein: one side, close to the window seat (1), of the window frame (2) is provided with a first groove (24) in a surrounding mode, first sealing filler is filled in the first groove (24), one side, close to the window frame (2), of the window seat (1) is provided with a first protrusion (25) installed in the first groove (24) in a surrounding mode, one side, close to the window seat (1), of the storm cover (4) is provided with a second groove (26) in a surrounding mode, second sealing filler is filled in the second groove (26), and one side, far away from the window seat (1), of the window frame (2) is provided with a second protrusion (27) installed in the first groove (24) in a surrounding mode.

6. The novel marine porthole of claim 5, wherein: the axial cross sections of the first groove (24) and the second groove (26) are both trapezoidal, the first sealing filler and the second sealing filler are both fireproof rubber strips (28), and the axial cross sections of the first bulge (25) and the second bulge (27) are both arched.

7. The novel marine porthole of claim 1, wherein: the window frame (2) encircle and have seted up mounting groove (29), window frame (2) in inside glass (3) that is provided with of mounting groove (29), the axial cross-section of mounting groove (29) is the rectangle, mounting groove (29) intussuseption is filled with glass filler (30), window frame (2) with glass (3) in the notch department of mounting groove (29) is filled with silica gel (31).

8. The novel marine porthole of claim 7, wherein: the window frame (2) is provided with a fastening ring (32) used for fixing the glass (3) in the mounting groove (29), and the fastening ring (32) is located between the glass (3) and the window seat (1).

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