Hatch cover plate for cabin

Abstract

The utility model provides a hatch cover plate for a cabin, which belongs to the technical field of hatch covers, and comprises a cabin sleeve, a convex connecting groove is arranged in the cabin sleeve, the top end of the cabin sleeve is movably hinged with a hatch cover plate body through a hinge shaft, and the top end of the cabin sleeve is fixedly connected with two L-shaped connecting seats. A limiting groove is formed in the upper inner wall of the convex connecting groove, and the hatch cover plate body is movably clamped in the limiting groove; the rotation of the limiting rod can drive the two plastic blocks on the surface to rotate, and the two plastic blocks are clamped into the inner wall of the bottom of the convex connecting groove, so that tight limiting of the hatch cover plate body is realized, the hatch cover plate body can be tightly limited, secondary fastening by personnel is not needed, and meanwhile, the clamping effect is good. And in cooperation with a silica gel ring and an ethylene propylene rubber ring clamping strip at the bottom of the hatch cover plate body, the hatch cover plate body can be tightly attached into the limiting groove, and an external water source is effectively prevented from permeating into a cabin.

Description

Technical Field

[0001] The utility model belongs to the technical field of hatch covers, in particular to a hatch cover plate used on a cabin. Background Art

[0002] Hatch covers are an important part of ships, used to cover and close the hatches to protect the interior of the cabin from the external environment and ensure safe transportation of the ship. In the background technology, hatch covers have undergone a long period of development and evolution, from the initial simple wooden covers to modern composite material covers, and their design and functions have been continuously improved to meet the needs of the ship industry.

[0003] Authorization publication number "CN210555431U" records an aluminum watertight hatch cover, including a hatch cover body, a mounting base is provided at the lower end of the hatch cover body, a connecting mechanism is provided between the hatch cover body and the mounting base, a support block is installed on the front outer surface of the hatch cover body, a limiting groove is installed on the upper end of the support block, a hatch cover plate is installed inside the limiting groove, and the hatch cover plate is located on the upper end surface of the hatch cover body, a roller shaft is installed on one side of the inner part of the hatch cover plate, a moving wheel is installed on the outer side of the roller shaft, and the lower end outer surface of the moving wheel contacts the inner lower end surface of the limiting groove, a rubber pad is installed on the inner upper end surface of the limiting groove, and a limiting mechanism is provided between the limiting groove and the hatch cover plate. The aluminum watertight hatch cover described in the utility model can save more effort when in use and can be easily replaced.

[0004] The above patent can save labor when in use and can be easily replaced, but the above patent has certain shortcomings when in use. During use, the sealing of the cabin hatch is often not ideal, and external water sources can easily penetrate into the cabin. In addition, the cabin cover is prone to loosening after being tightened, and it is not convenient for personnel to tighten it again, which will directly affect the waterproof effect and overall use efficiency of the cabin. Utility Model Content

[0005] The utility model aims to provide a hatch cover for a ship cabin, aiming to solve the problem in the prior art that during use, the sealing of the cabin hatch is often not ideal, and external water sources can easily penetrate into the cabin. In addition, the cabin cover is easy to loosen after being tightened, and it is not convenient for personnel to tighten it again, which will directly affect the waterproof effect and overall use efficiency of the cabin.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] Hatch covers for use on ship cabins, including:

[0008] A cabin sleeve, wherein a convex connecting groove is provided in the cabin sleeve, a hatch cover body is movably hingedly connected to the top of the cabin sleeve through a hinge shaft, two L-shaped connecting seats are fixedly connected to the top of the cabin sleeve, a limiting groove is provided on the upper inner wall of the convex connecting groove, and the hatch cover body is movably clamped in the limiting groove;

[0009] Plastic stickers, two of which are provided, and both of which are fixedly connected to the top of the cabin sleeve;

[0010] A limit rod, two of which are provided, and both limit rods are rotatably connected to the hatch cover body; and

[0011] The limiting mechanism is provided with two groups, and the two groups of limiting mechanisms are both arranged on the upper side of the hatch cover body, and the two groups of limiting mechanisms are respectively used to limit the two limiting rods.

[0012] As a preferred solution of the utility model, the limiting mechanism includes:

[0013] A limit plate, wherein two limit plates are provided, and both limit plates are fixedly connected to the circumferential surface of one of the limit rods;

[0014] A cross slot, wherein the cross slot is provided at the top end of the limiting rod;

[0015] A cross clamping block, wherein the cross clamping block is slidably connected in the limiting rod;

[0016] A threaded sleeve, the threaded sleeve being fixedly connected to a top end of one of the L-shaped connecting seats;

[0017] A thread twister, wherein the thread twister is threadedly connected to the threaded sleeve;

[0018] An indicator plate is fixedly connected to the top end of the threaded screw.

[0019] As a preferred solution of the utility model, the top ends of the two L-shaped connecting seats are fixedly connected with plastic stickers, and the lower inner wall of the convex connecting groove is fixedly connected with two hard plastic strips.

[0020] As a preferred solution of the utility model, an EPDM rubber ring clamping strip is provided on the upper inner wall of the convex connecting groove, and a square clamping slot is fixedly connected to the lower inner wall of the EPDM rubber ring clamping strip.

[0021] As a preferred solution of the utility model, a silicone ring is fixedly connected to the outer surface of the hatch cover body, and a connecting handle is fixedly connected to the top end of the cabin sleeve.

[0022] As a preferred solution of the utility model, four plastic blocks are provided on the lower side of the hatch cover body, the diameter of the limiting groove is 185.34 cm, the diameter of the connecting handle is 77.96 cm, and the diameter of the two L-shaped connecting seats is 25.99 cm.

[0023] Compared with the prior art, the beneficial effects of the utility model are:

[0024] 1. In this solution, when personnel need to clamp the hatch cover body in the limiting groove, they only need to rotate two threaded twists, which will be rotated and extended downward through the threads of the two threaded sleeves. The rotation of the threaded twists will drive the cross clamping block to rotate. With the cooperation of the cross clamping block and the cross clamping groove, the threaded twists can drive the limiting rod to rotate. The rotation of the limiting rod will drive the two plastic blocks on the surface to rotate and make them clamped into the bottom inner wall of the convex connecting groove, thereby realizing the tight limitation of the hatch cover body. In this way, the hatch cover body can be tightly limited without the need for personnel to perform secondary tightening. At the same time, with the silicone ring and EPDM rubber ring strip at the bottom of the hatch cover body, the hatch cover body can fit tightly in the limiting groove, effectively preventing external water from seeping into the cabin.

[0025] 2. In this solution, the shape and size of the EPDM rubber ring strip and the square slot are precisely matched, ensuring that when the hatch cover body is fully inserted into the limit slot, the square slot can effectively reduce the gap between the limit slot and the hatch cover body, thereby achieving a secondary closure of the cabin sleeve, significantly improving the sealing performance of the hatch cover body, and ensuring a higher waterproof effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0027] Figure 1 It is a three-dimensional diagram of the utility model;

[0028] Figure 2 This is a cutaway stereogram of the utility model from a first viewing angle;

[0029] Figure 3 This is an exploded stereogram from the first perspective of the present invention;

[0030] Figure 4 For the utility model Figure 3 A local enlarged view of point a;

[0031] Figure 5 This is an exploded view from a second perspective of the present invention;

[0032] Figure 6It is a cutaway stereoscopic diagram of the utility model from a second viewing angle;

[0033] Figure 7 This is an area survey map of the present utility model.

[0034] In the figure: 1. cabin sleeve; 2. hatch cover body; 201. silicone ring; 202. limit groove; 3. L-shaped connecting seat; 4. plastic sticker; 5. connecting handle; 6. limit mechanism; 601. indicator plate; 602. thread twist; 603. cross slot; 604. cross clamping block; 605. threaded sleeve; 7. convex connecting groove; 8. limit plate; 801. limit rod; 802. plastic block; 9. hard plastic strip; 10. EPDM rubber ring clamping strip; 11. square slot. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] Example 1

[0037] See also Figure 1-Figure 7 , the utility model provides the following technical solutions:

[0038] Hatch covers for use on ship cabins, including:

[0039] A cabin sleeve 1, a convex connecting groove 7 is provided in the cabin sleeve 1, a hatch cover body 2 is movably hinged at the top of the cabin sleeve 1 through a hinge shaft, two L-shaped connecting seats 3 are fixedly connected to the top of the cabin sleeve 1, a limiting groove 202 is provided on the upper inner wall of the convex connecting groove 7, and the hatch cover body 2 is movably clamped in the limiting groove 202;

[0040] Plastic stickers 4, two plastic stickers 4 are provided, and both plastic stickers 4 are fixedly connected to the top of the cabin sleeve 1;

[0041] A limiting rod 801, two limiting rods 801 are provided, and both limiting rods 801 are rotatably connected to the hatch cover body 2; and

[0042] The limiting mechanism 6 is provided with two groups, and the two groups of limiting mechanisms 6 are both arranged on the upper side of the hatch cover body 2, and the two groups of limiting mechanisms 6 are used to limit the two limiting rods 801 respectively.

[0043] In a specific embodiment of the utility model, the convex connecting groove 7 is arranged in a reverse convex shape at the top of the cabin sleeve 1, and the limiting groove 202 is arranged on the upper inner wall of the convex connecting groove 7, the limiting groove 202 matches the shape of the hatch cover body 2, 22 can be completely inserted into the limiting groove 202, and the silicone ring 201 is fixed to the outer surface of the hatch cover body 2 by bonding, the shape and area of ​​the silicone ring 201 and the limiting groove 202 match, the limiting groove 202 is used to reduce the gap between the silicone ring 201 and the hatch cover body 2, the L-shaped connecting seat 3 is fixed to the top of the hatch cover body 2 by welding, the two L-shaped connecting seats 3 themselves have limiting holes, which can facilitate the connection of the two L-shaped connecting seats 3 with external components, and the connecting handle 5 is fixed to the top of the cabin sleeve 1 by welding, and the connecting handle 5 can facilitate personnel to pull the hatch cover body 2 out of the limiting groove 202 , two groups of limiting mechanisms 6 are respectively distributed on the top of the L-shaped connecting seat 3, and two limiting plates 8 are fixed on the top of the limiting rod 801 in an inclined shape. The two limiting plates 8 are clamped to the bottom inner wall of the convex connecting groove 7. The components connected with the two limiting plates 8 will prevent the hatch cover body 2 from moving out of the limiting groove 202, so that the hatch cover body 2 is tightly limited in the limiting groove 202, and it is not easy for water to enter the cabin sleeve 1 through the gap between the hatch cover body 2 and the limiting groove 202. The hard plastic strip 9 and the plastic block 802 are made of hard plastic material, which can minimize the wear of each other. It needs to be explained that the specific type of EPDM rubber ring clip 10 and the limiting groove 202 to be used is selected by relevant technical personnel familiar with this field, and the above EPDM rubber ring clip 10 and the limiting groove 202 are all prior art, and this scheme will not be repeated.

[0044] For details, please refer to Figure 1-Figure 7 , the limiting mechanism 6 includes:

[0045] A limiting plate 8, two limiting plates 8 are provided, and both limiting plates 8 are fixedly connected to the circumferential surface of one of the limiting rods 801;

[0046] A cross slot 603, which is provided at the top of the limiting rod 801;

[0047] A cross block 604, which is slidably connected to the limiting rod 801;

[0048] A threaded sleeve 605, the threaded sleeve 605 is fixedly connected to the top end of one of the L-shaped connecting seats 3;

[0049] A threaded sleeve 602, wherein the threaded sleeve 602 is threadedly connected to the threaded sleeve 605;

[0050] The indicator plate 601 is fixedly connected to the top of the threaded screw 602 .

[0051] In this embodiment, the threads of the threaded twist 602 and the threaded sleeve 605 match each other. When the threaded twist 602 is extended downward by the threaded rotation of the threaded sleeve 605, the threaded twist 602 will drive the cross block 604 to rotate. Through the cooperation between the cross block 604 and the cross slot 603, the threaded twist 602 can drive the limiting rod 801 to rotate, so that the limiting rod 801 drives the two plastic blocks 802 on the surface to snap into the bottom inner wall of the convex connecting groove 7, so as to achieve tight limitation of the hatch cover body 2.

[0052] For details, please refer to Figure 1-Figure 3 The top ends of the two L-shaped connection seats 3 are fixedly connected with plastic stickers 4, and the lower inner wall of the convex connection groove 7 is fixedly connected with two hard plastic strips 9.

[0053] In this embodiment: two plastic stickers 4 are fixed to the top ends of the two L-shaped connecting seats 3 by bonding. The two plastic stickers 4 themselves have a rotation angle ruler with a number of circles, which enables personnel to rotate the indicator plate 601 more accurately, so that the components in the two limiting mechanisms 6 can tightly limit the bottom of the hatch cover body 2.

[0054] For details, please refer to Figure 2 An EPDM rubber ring clip 10 is provided on the upper inner wall of the convex connecting groove 7, and a square clip 11 is fixedly connected to the lower inner wall of the EPDM rubber ring clip 10.

[0055] In this embodiment: the shape and area of ​​the EPDM rubber ring strip 10 and the square slot 11 match each other. When the hatch cover body 2 is completely inserted into the limiting slot 202, the square slot 11 will reduce the gap between the limiting slot 202 and the hatch cover body 2, thereby achieving a secondary closure of the cabin sleeve 1 and making the hatch cover body 2 more airtight.

[0056] For details, please refer to Figure 1-Figure 7 A silicone ring 201 is fixedly connected to the outer surface of the hatch cover body 2, and a connecting handle 5 is fixedly connected to the top of the cabin sleeve 1.

[0057] In this embodiment: the silicone ring 201 will reduce the gap between the hatch cover body 2 and the limiting groove 202, so that external water stains cannot enter the cabin sleeve 1 through the gap between the hatch cover body 2 and the limiting groove 202, and the connecting handle 5 will facilitate personnel to pull the hatch cover body 2 to open and close the hatch cover body 2.

[0058] For details, please refer to Figure 1-Figure 3 Four plastic blocks 802 are provided on the lower side of the hatch cover body 2, the diameter of the limiting groove 202 is 185.34 cm, the diameter of the connecting handle 5 is 77.96 cm, and the diameter of the two L-shaped connecting seats 3 is 25.99 cm.

[0059] In this embodiment: four plastic blocks 802 are respectively fixed at the bottom ends of four limit plates 8. The four plastic blocks 802 are supported by hard plastic materials, which can reduce the wear between the four limit plates 8 and the two hard plastic strips 9. By limiting the diameter of the connecting handle 5 and the L-shaped connecting seat 3, the connecting handle 5 and the L-shaped connecting seat 3 can be produced more accurately.

[0060] The working principle and use process of the utility model are as follows: when the personnel use the hatch cover body 2 to be stuck in the limiting groove 202, the personnel only need to rotate the two threaded twists 602, and the two threaded twists 602 will extend downward through the two threaded sleeves 605 respectively, and the threaded twists 602 will drive the cross clamping block 604 to rotate. Through the cooperation between the cross clamping block 604 and the cross clamping groove 603, the threaded twist 602 can drive the limiting rod 801 to rotate, so that the limiting rod 801 drives the two plastic blocks 802 on the surface to rotate and fit into the bottom inner wall of the convex connecting groove 7, so as to achieve a tight limit on the hatch cover body 2, so that the hatch cover body 2 can be tightly limited, and there is no need for personnel to tighten it again later. At the same time, with the silicone ring 201 and the EPDM rubber ring clip strip 10 at the bottom of the hatch cover body 2, the hatch cover body 2 can be tightly fitted in the limiting groove 202, and it is not easy for external water to penetrate into the cabin.

[0061] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A hatch cover for a ship cabin, characterized in that: include: A cabin sleeve (1), wherein a convex connecting groove (7) is provided in the cabin sleeve (1), the top end of the cabin sleeve (1) is movably hinged to a hatch cover body (2) via a hinge shaft, the top end of the cabin sleeve (1) is fixedly connected to two L-shaped connecting seats (3), a limiting groove (202) is provided on the upper inner wall of the convex connecting groove (7), and the hatch cover body (2) is movably clamped in the limiting groove (202); A plastic sticker (4), wherein two plastic stickers (4) are provided, and both plastic stickers (4) are fixedly connected to the top end of the cabin sleeve (1); A limiting rod (801), wherein two limiting rods (801) are provided, and both limiting rods (801) are rotatably connected to the hatch cover body (2); and A limiting mechanism (6), wherein the limiting mechanism (6) is provided with two groups, and the two groups of the limiting mechanism (6) are both arranged on the upper side of the hatch cover body (2), and the two groups of the limiting mechanism (6) are respectively used to limit the two limiting rods (801).

2. The hatch cover for use on a ship cabin according to claim 1, characterized in that: The limiting mechanism (6) comprises: A limiting plate (8), wherein two limiting plates (8) are provided, and both limiting plates (8) are fixedly connected to the circumferential surface of one of the limiting rods (801); A cross slot (603), wherein the cross slot (603) is provided at the top end of the limiting rod (801); A cross clamping block (604), wherein the cross clamping block (604) is slidably connected inside the limiting rod (801); A threaded sleeve (605), wherein the threaded sleeve (605) is fixedly connected to a top end of one of the L-shaped connecting seats (3); A threaded sleeve (602), wherein the threaded sleeve (602) is threadedly connected to the threaded sleeve (605); An indicator plate (601) is fixedly connected to the top of the threaded screw (602).

3. The hatch cover for use on a cabin according to claim 2, characterized in that: The top ends of the two L-shaped connection seats (3) are fixedly connected with plastic stickers (4), and the lower inner wall of the convex connection groove (7) is fixedly connected with two hard plastic strips (9).

4. The hatch cover for use on a cabin according to claim 3, characterized in that: An EPDM rubber ring clamping strip (10) is provided on the upper inner wall of the convex connection groove (7), and a square clamping groove (11) is fixedly connected to the lower inner wall of the EPDM rubber ring clamping strip (10).

5. The hatch cover for use on a cabin according to claim 4, characterized in that: A silicone ring (201) is fixedly connected to the outer surface of the hatch cover body (2), and a connecting handle (5) is fixedly connected to the top of the cabin sleeve (1).

6. The hatch cover for use on a ship cabin according to claim 5, characterized in that: Four plastic blocks (802) are provided on the lower side of the hatch cover body (2), the diameter of the limiting groove (202) is 185.34 cm, the diameter of the connecting handle (5) is 77.96 cm, and the diameter of the two L-shaped connecting seats (3) is 25.99 cm.

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