Waterproof cover plate door

Abstract

The utility model discloses a waterproof cover plate door which comprises a door frame, a door plate and a sealing assembly, the door frame is installed in a door opening of a preset size in a matched mode, and the door plate is connected with the door frame in a matched mode. The sealing assembly is arranged between the door frame and the door plate; the sealing assembly comprises a first sealing ring and a second sealing ring, the first sealing ring and the second sealing ring are arranged on the surface of the side, connected with the door plate, of the door plate, the first sealing ring is arranged on the edge of the door plate in a closed mode in the circumferential direction of the door plate, and the second sealing ring is arranged on the inner side of the first sealing ring in a sleeving mode; the door plate is provided with an exhaust hole, the exhaust hole is formed in the surface of the side, connected with the door frame, of the door plate, penetrates through the door plate and extends to the surface of the side, back to the door frame, of the door plate, and the exhaust hole is formed between the first sealing ring and the second sealing ring. According to the waterproof cover plate door, the sealing performance between the door plate and the door frame is effectively improved through the sealing assembly when the door plate is closed on the door frame, and then the waterproof performance of the waterproof cover plate door is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of waterproof cover door, in particular to a waterproof cover door. Background Art

[0002] A floor hatch is an opening installed in the floor of a building, ship, aircraft or other facility, usually with an openable door panel to allow personnel or equipment to pass through. This type of hatch is often used in places where it is necessary to enter underground spaces, equipment rooms, storage rooms or passages, which can ensure the integrity of the floor and facilitate access and maintenance. Floor hatches are often used in basements, drainage systems, pipeline corridors, cable wells or equipment rooms, etc., which require regular inspection, maintenance or access. Floor hatches can hide the entrance to the equipment or space to prevent accidental entry, ensure a neat appearance and provide safety; at the same time, floor hatches can be embedded in the floor without occupying additional bottom space, which is suitable for use in areas with limited space. Existing floor hatches are usually made of steel, stainless steel, aluminum alloy or high-strength composite materials to ensure load-bearing capacity, corrosion resistance and durability; in specific scenarios, floor hatches may also have waterproof or fireproof functions, especially in areas with high groundwater levels or environments with fire risks; they can be designed to be opened manually or automatically, and are equipped with locking devices or safety handles to prevent accidental opening.

[0003] The existing floor hatch door, also known as the cover door, generally improves its waterproof performance by adding a sealing strip. However, the above-mentioned cover door has insufficient waterproof performance. When closed, the air inside the door body can easily cause the sealing strip to slip or form a gap, thereby affecting the sealing performance of the cover door. Utility Model Content

[0004] Based on this, it is necessary to provide a waterproof cover door to address the technical problem that the existing cover door has insufficient waterproof performance.

[0005] A waterproof cover door comprises a door frame, a door panel and a sealing assembly. The door frame is installed in a door opening of a preset size, and the door panel is connected to the door frame; the sealing assembly is arranged between the door frame and the door panel.

[0006] The sealing assembly includes a first sealing ring and a second sealing ring, and the first sealing ring and the second sealing ring are both arranged on the side surface of the door panel connected to the door panel, and the first sealing ring is closed and arranged at the edge of the door panel along the circumference of the door panel, and the second sealing ring is sleeved on the inner side of the first sealing ring, thereby forming a parallel and stacked double-layer sealing ring structure connected to the door panel; the door panel is provided with an exhaust hole, and the exhaust hole is arranged on the side surface of the door panel connected to the door frame, the exhaust hole penetrates the door panel and extends to the side surface of the door panel facing away from the door frame, and the exhaust hole is arranged between the first sealing ring and the second sealing ring.

[0007] In one embodiment, the above-mentioned door panel is provided with a first installation groove and a second installation groove. The first installation groove is correspondingly arranged at the edge of the surface of the door panel facing the door frame for the first sealing ring, and the second installation groove is correspondingly arranged inside the first installation groove for the second sealing ring.

[0008] In one embodiment, both the above-mentioned first installation groove and the second installation groove are arranged as annular grooves. The first sealing ring is correspondingly fitted and installed in the first installation groove, and the second sealing ring is correspondingly fitted and installed in the second installation groove.

[0009] In one embodiment, the opening of the exhaust hole facing the door frame side is arranged between the first installation groove and the second installation groove.

[0010] In one embodiment, the above-mentioned door panel is provided with a sealing member. The sealing member can cooperate with the exhaust hole correspondingly, and the sealing member is fitted at the opening of the exhaust hole facing away from the door frame.

[0011] In one embodiment, the above-mentioned sealing member is arranged as a plug.

[0012] In one embodiment, the opening of the exhaust hole facing away from the door frame is arranged as a threaded hole, and the plug is correspondingly matched with the threaded hole.

[0013] In one embodiment, the above-mentioned waterproof cover door further includes a plurality of connecting pieces. The plurality of connecting pieces are arranged along the circumferential direction of the door panel at the edge of the door panel, and each connecting piece penetrates through the door panel and is connected to the door frame.

[0014] In one embodiment, the above-mentioned plurality of connecting pieces are arranged outside the sealing assembly.

[0015] In one embodiment, each of the above-mentioned connecting pieces is arranged as a screw, and each screw can be threadedly matched with the door panel and the door frame in sequence.

[0016] In one embodiment, the above-mentioned waterproof cover door further includes a plurality of lifting rings, and the plurality of lifting rings are respectively arranged on the surface of the door panel facing away from the door frame.

[0017] In one embodiment, each of the above-mentioned lifting rings is hingedly connected to the door panel.

[0018] The above waterproof cover door effectively improves the sealing performance between the door panel and the door frame when the door panel is closed to the door frame through the sealing component, thereby improving the waterproof performance of the waterproof cover door of the present utility model. The sealing component includes a first sealing ring and a second sealing ring. Both the first sealing ring and the second sealing ring are arranged on the surface of the side where the door panel is connected to the door panel. And the first sealing ring is arranged along the circumferential direction of the door panel at the edge of the door panel. The second sealing ring is sleeved inside the first sealing ring, so as to form a double-layer sealing ring structure connected to the door panel in a parallel nested manner. The door panel is provided with exhaust holes. The exhaust holes are arranged on the surface of the side where the door panel is connected to the door frame. The exhaust holes penetrate through the door panel and extend to the surface of the side of the door panel facing away from the door frame. And the exhaust holes are arranged between the first sealing ring and the second sealing ring. So that when the door panel is cooperatively connected to the door frame, the air between the first sealing ring and the second sealing ring can be discharged to the side of the door panel facing away from the door frame through the exhaust holes, thereby avoiding the generation of gaps between the first sealing ring and the second sealing ring and the door frame, resulting in insufficient airtightness of the waterproof cover door, and further ensuring the sealing effectiveness of the sealing component. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic structural diagram of the waterproof cover door in an embodiment;

[0020] Figure 2 is Figure 1 a schematic cross-sectional structural diagram of A-A of the waterproof cover door in the shown embodiment;

[0021] Figure 3 is Figure 1 a schematic cross-sectional structural diagram of B-B of the waterproof cover door in the shown embodiment;

[0022] Figure 4 is Figure 3 a schematic enlarged structural diagram of part M in the shown embodiment. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] In order to make the above objects, features, and advantages of the present utility model more obvious and understandable, the following detailed description of the specific embodiments of the present utility model will be made in conjunction with the accompanying drawings. Many specific details are set forth in the following description in order to fully understand the present utility model. However, the present utility model can be implemented in many other ways different from those described herein. Those skilled in the art can make similar improvements without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed below.

[0024] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0025] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present utility model, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically and clearly defined.

[0026] In the present utility model, unless otherwise clearly specified and defined, terms such as "installed", "connected", "connected to", "fixed", etc. should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements or the interaction relationship between two elements, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0027] In the present utility model, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "below" and "beneath" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.

[0028] It should be noted that when an element is referred to as "fixed to" or "disposed on" another element, it can be directly on the other element or there may also be an intermediate element. When an element is considered to be "connected" to another element, it can be directly connected to the other element or there may be an intermediate element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are only for illustrative purposes and do not represent the only implementation.

[0029] Please refer to Figures 1 to 4 , the present utility model discloses a waterproof cover door 10, which includes a door frame 100, a door panel 200 and a sealing assembly 300. The door frame 100 is fitted and installed in a door opening with a preset size. The door panel 200 is connected to the door frame 100 in a matching manner to form an openable and closable floor hatch structure. The sealing assembly 300 is disposed between the door frame 100 and the door panel 200. Thus, when the door panel 200 is closed on the door frame 100, the sealing assembly 300 can effectively improve the sealing performance between the door panel 200 and the door frame 100, and further improve the waterproof performance of the waterproof cover door 10 of the present utility model. Specifically, the sealing assembly 300 includes a first sealing ring 310 and a second sealing ring 320. Both the first sealing ring 310 and the second sealing ring 320 are disposed on one side surface of the door panel 200 where the door panel 200 is connected. And the first sealing ring 310 is disposed along the circumferential direction of the door panel 200 at the edge of the door panel 200. The second sealing ring 320 is sleeved inside the first sealing ring 310 to form a double-layer sealing ring structure in parallel nested connection with the door panel 200. The door panel 200 is provided with an exhaust hole a. The exhaust hole a is disposed on one side surface of the door panel 200 where the door panel 200 is connected to the door frame 100. The exhaust hole a penetrates through the door panel 200 and extends to the other side surface of the door panel 200 facing away from the door frame 100. And the exhaust hole a is disposed between the first sealing ring 310 and the second sealing ring 320. Thus, when the door panel 200 is connected to the door frame 100 in a matching manner, the air between the first sealing ring 310 and the second sealing ring 320 can be discharged to the other side surface of the door panel 200 facing away from the door frame 100 through the exhaust hole a, so as to avoid generating a gap between the first sealing ring 310 and the second sealing ring 320 and the door frame 100, resulting in insufficient airtightness of the waterproof cover door 10, and further ensuring the sealing effectiveness of the sealing assembly 300.

[0030] Further, the door panel 200 is provided with a first installation groove b and a second installation groove c. The first installation groove b is correspondingly arranged at the edge of the surface of the door panel 200 facing the door frame 100 corresponding to the first sealing ring 310, and the second installation groove c is correspondingly arranged inside the first installation groove b corresponding to the second sealing ring 320. Specifically, both the first installation groove b and the second installation groove c are arranged as annular grooves. The first sealing ring 310 is correspondingly fitted and installed in the first installation groove b, and the second sealing ring 320 is correspondingly fitted and installed in the second installation groove c, so that the first sealing ring 310 and the second sealing ring 320 can be stably installed on the surface of the door panel 200, reducing the slippage between the sealing assembly 300 and the door panel 200 and affecting the airtightness between the door panel 200 and the door frame 100.

[0031] Further, the opening of the exhaust hole a facing the door frame 100 is arranged between the first installation groove b and the second installation groove c, so that the exhaust hole a can smoothly discharge the air between the first sealing ring 310 and the second sealing ring 320, which is beneficial to improving the cooperation convenience, installation stability and airtightness maintenance between the door panel 200 and the door frame 100.

[0032] Further, the door panel 200 is provided with a seal 210. The seal 210 can be correspondingly matched with the exhaust hole a, and the seal 210 is fitted into the opening at the end of the exhaust hole a facing away from the door frame 100. Thus, when the door panel 200 and the door frame 100 are properly matched and the air exhaust between the first sealing ring 310 and the second sealing ring 320 is completed, the seal 210 is fitted into the exhaust hole a to maintain the airtightness between the first sealing ring 310 and the second sealing ring 320, thereby further improving the waterproof performance of the waterproof cover door 10. In one embodiment, the seal 210 is arranged as a plug. Correspondingly, the opening at the end of the exhaust hole a facing away from the door frame 100 is arranged as a threaded hole, and the plug is correspondingly matched with the threaded hole to further improve the connection stability and airtightness between the seal 210 and the exhaust hole a.

[0033] Further, the waterproof cover door 10 further includes a plurality of connecting members 400. The plurality of connecting members 400 are arranged along the circumferential direction of the door panel 200 at the edge of the door panel 200. Each connecting member 400 penetrates through the door panel 200 and is connected to the door frame 100 to strengthen the connection strength between the door panel 200 and the panel frame, thereby further improving the waterproof performance of the waterproof cover door 10. Specifically, the plurality of connecting members 400 are arranged outside the sealing assembly 300 to ensure the connection stability between the door panel 200 and the door frame 100. In one embodiment, each connecting member 400 is arranged as a screw, and each screw can be threadedly matched with the door panel 200 and the door frame 100 in sequence to improve the usability and connection stability of the connecting member 400.

[0034] Furthermore, the waterproof cover door 10 further includes a plurality of lifting rings 500 which are respectively arranged on the surface of the door panel 200 facing away from the door frame 100 and are used as the traction connection points of the door panel 200 during the hoisting process. Specifically, each lifting ring 500 is hingedly connected to the door panel 200, so that each lifting ring 500 can be adjusted in angle relative to the door panel 200 according to actual needs, thereby improving the usability of the lifting ring 500.

[0035] In summary, the waterproof cover door disclosed by the present utility model effectively improves the sealing performance between the door panel and the door frame when the door panel is closed to the door frame through the sealing assembly, and further improves the waterproof performance of the waterproof cover door of the present utility model. The sealing assembly includes a first sealing ring and a second sealing ring. The first sealing ring and the second sealing ring are both arranged on the surface of the door panel where the door panel is connected. Moreover, the first sealing ring is arranged along the circumferential direction of the door panel and closed at the edge of the door panel, and the second sealing ring is sleeved inside the first sealing ring, so as to form a double sealing ring structure of parallel nesting connected to the door panel; the door panel is provided with exhaust holes which are arranged on the surface of the door panel where the door panel is connected to the door frame, penetrate through the door panel and extend to the surface of the door panel facing away from the door frame, and the exhaust holes are arranged between the first sealing ring and the second sealing ring. Therefore, when the door panel is connected to the door frame, the air between the first sealing ring and the second sealing ring can be discharged to the side of the door panel facing away from the door frame through the exhaust holes, so as to avoid gaps between the first sealing ring and the second sealing ring and the door frame, resulting in insufficient airtightness of the waterproof cover door, and further ensuring the sealing effectiveness of the sealing assembly.

[0036] The technical features of the above embodiments can be combined arbitrarily. For the sake of concise description, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, it should be considered that the scope described in this specification is covered.

[0037] The above embodiments only represent several implementation manners of the present utility model. The description is relatively specific and detailed, but it cannot be understood as a limitation to the scope of the utility model patent. It should be noted that for those of ordinary skill in the art, without departing from the concept of the present utility model, several deformations and improvements can still be made, and these all belong to the protection scope of the present utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A waterproof cover door, characterized in that, Including: A door frame, a door panel and a sealing assembly, wherein the door frame is fitted and installed in a door opening with a preset size, and the door panel is connected in cooperation with the door frame; the sealing assembly is arranged between the door frame and the door panel; The sealing assembly includes a first sealing ring and a second sealing ring. Both the first sealing ring and the second sealing ring are arranged on one side surface of the door panel connecting the door panel. Moreover, the first sealing ring is arranged in a circumferential closed manner at the edge of the door panel, and the second sealing ring is sleeved inside the first sealing ring, so as to form a double-layer sealing ring structure in parallel nesting and connected to the door panel; the door panel is provided with exhaust holes, and the exhaust holes are arranged on one side surface of the door panel connecting the door frame, penetrate through the door panel and extend to the side surface of the door panel facing away from the door frame. Moreover, the exhaust holes are arranged between the first sealing ring and the second sealing ring.

2. The waterproof cover door according to claim 1, characterized in that, The door panel is provided with a first installation groove and a second installation groove. The first installation groove is correspondingly arranged at the edge of one side surface of the door panel facing the door frame corresponding to the first sealing ring, and the second installation groove is correspondingly arranged inside the first installation groove corresponding to the second sealing ring.

3. The waterproof cover door according to claim 2, wherein Both the first installation groove and the second installation groove are arranged as annular grooves. The first sealing ring is correspondingly fitted and installed in the first installation groove, and the second sealing ring is correspondingly fitted and installed in the second installation groove.

4. The waterproof cover door according to claim 3, wherein The opening of the exhaust hole facing the door frame side is arranged between the first installation groove and the second installation groove.

5. The waterproof cover door according to claim 4, characterized in that, The door panel is provided with a sealing member, and the sealing member can be correspondingly matched with the exhaust hole. Moreover, the sealing member is fitted in the opening at one end of the exhaust hole facing away from the door frame.

6. The waterproof cover door according to claim 5, characterized in that, The sealing member is arranged as a plug.

7. The waterproof cover door according to claim 6, wherein The opening at one end of the exhaust hole facing away from the door frame is arranged as a threaded hole, and the plug is correspondingly matched with the threaded hole.

8. The waterproof cover door according to claim 1, wherein The waterproof cover door further includes a plurality of connecting pieces. The plurality of connecting pieces are arranged along the circumference of the door panel at the edge of the door panel, and each connecting piece penetrates through the door panel and is connected to the door frame.

9. The waterproof cover door according to claim 8, wherein The plurality of connecting pieces are arranged outside the sealing assembly.

10. The waterproof cover door according to claim 9, characterized in that, Each connecting piece is arranged as a screw, and each screw can be threadedly matched with the door panel and the door frame in sequence.

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