CN211397229U - Light-weight watertight door - Google Patents
Light-weight watertight door Download PDFInfo
- Publication number
- CN211397229U CN211397229U CN201921250359.9U CN201921250359U CN211397229U CN 211397229 U CN211397229 U CN 211397229U CN 201921250359 U CN201921250359 U CN 201921250359U CN 211397229 U CN211397229 U CN 211397229U
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- door
- plate
- sealing
- sealing plate
- watertight
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Abstract
The utility model provides a light-weight watertight door, which comprises a door front sealing plate, a grid plate, a door back sealing plate and a rubber sealing strip, wherein the door front sealing plate, the grid plate and the door back sealing plate are assembled together to form a door plate, and the grid plate is positioned between the door front sealing plate and the door back sealing plate; the size of the door back face seal plate is larger than that of the door front face seal plate, and the distance between the outer edge of the door back face seal plate and the outer edge of the corresponding door front face seal plate is 25-30 mm; the rubber sealing strips are arranged at the outer edges of the grid plates, and the outer edges of the rubber sealing strips exceed the outer edges of the door back sealing plates by 5-10 mm; the rubber sealing strip is a sealing strip with a cavity inside. The utility model provides a light weight type watertight door, through seal structure's special design, make gained watertight door have excellent watertight performance. The watertight door is characterized in that the door front face sealing plate and the door back face sealing plate are made of stainless steel, and the grid plate is made of honeycomb aluminum. This structure greatly reduces the weight of the door.
Description
Technical Field
The utility model belongs to the technical field of boats and ships, concretely relates to watertight door on ship or submarine.
Background
Watertight doors on ships are arranged at the entrance and exit positions of the closed space or the sealed space of the ships. All watertight doors on the ship are kept closed during navigation, and can be closed at any time when the watertight doors need to be opened during navigation due to working requirements. Watertight doors have extremely high requirements on operation flexibility, and any watertight door operation device is required in the convention and the specification, and the watertight door can be closed when the ship tilts 15 degrees in a transverse direction regardless of power operation. Watertight doors on ships, on the other hand, require extremely high watertight performance to prevent the hull from withstanding the immersion of the hull once it has broken, ensuring that any watertight door on the bulkhead is effectively closed when or almost immediately after the breaking condition occurs.
At present, watertight doors on ships are mainly in a static sealing mode, and for good sealing effect, the door plates are tightly closed by means of external force; the tighter the door face and the door frame are pressed after the door is closed, the better the sealing is. The design makes the door opening and closing operation hard, the door is generally made of metal, repeated forced door opening and closing easily causes stress fracture, the loss to the door is large, and the service life of the door is shortened. In the prior art, in order to prevent water from leaking into the cabin, there is a technology of designing additional parts such as a clamping groove (for example, utility model patent CN205311837U), which results in an increase in assembly cost and an increase in total weight of the hull.
Therefore, there is a need for a watertight door that is lightweight and flexible to accommodate the ever-advancing vessel production technology.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems of the prior art, the utility model provides a light-weight watertight door.
Realize the utility model discloses the technical scheme of above-mentioned purpose does:
a light watertight door comprises a door front sealing plate, a grating plate, a door back sealing plate and a rubber sealing strip,
the door front sealing plate, the grating plate and the door back sealing plate are assembled together to form the door plate, and the grating plate is positioned between the door front sealing plate and the door back sealing plate;
the size of the door back face seal plate is larger than that of the door front face seal plate, and the distance between the outer edge of the door back face seal plate and the outer edge of the corresponding door front face seal plate is 25-30 mm;
the rubber sealing strips are arranged at the outer edges of the grid plates, and the outer edges of the rubber sealing strips exceed the outer edges of the door back sealing plates by 5-10 mm; the rubber sealing strip is a sealing strip with a cavity inside.
The door plate is provided with a hinge, and the hinge is fixed on the door plate through a hinge bolt; the hinge bolt penetrates through the door front sealing plate and the door back sealing plate and is fastened by a cover-shaped nut.
The rubber sealing strip is made of polyurethane rubber sealing strips or ethylene propylene diene monomer.
The volume ratio of the cavity of the rubber sealing strip is 20-50%.
Furthermore, inequilateral angle steel is arranged on the inner side of the outer edge part of the door front face sealing plate extending out of the door back sealing plate, the long edge of the inequilateral angle steel is attached to the outer edge part of the door back sealing plate, and the short edge of the inequilateral angle steel is contacted with the outer edge of the grating plate; the rubber sealing strips are bonded on the inner sides of the unequal angle steels by glue.
The length of the short edge of the unequal angle steel is 22-25 mm, and the size of the rubber sealing strip in the short edge direction of the unequal angle steel is 28-30 mm.
The length of the long edge of the inequilateral angle steel is 50-60 mm, and the size of the rubber sealing strip in the long edge direction of the inequilateral angle steel is 6-10 mm shorter than the long edge.
Furthermore, the door front sealing plate and the door back sealing plate are made of stainless steel, and the thicknesses of the door front sealing plate and the door back sealing plate are independent of each other and are 2-3 mm.
Wherein, the material of grid plate is honeycomb aluminium.
The beneficial effects of the utility model reside in that:
the utility model provides a light weight type watertight door, through seal structure's special design, make gained watertight door have excellent watertight performance. This watertight door long service life, the maintenance cost is low.
The watertight door is characterized in that the door front face sealing plate and the door back face sealing plate are made of stainless steel, and the grid plate is made of honeycomb aluminum. The structure greatly reduces the weight of the door, the weight of the watertight door is less than 90kg, the overall strength is improved, and energy conservation and consumption reduction of the ship are realized.
Drawings
Fig. 1 is a front view of the light watertight door of the present invention.
Fig. 2 is a side view of the watertight door of the present invention.
Fig. 3 is a side view partially enlarged.
The correspondence of parts and numbers in the figures is:
the door comprises a grating plate 2, a door back face sealing plate 1, a door front face sealing plate 3, a hinge bolt 4, unequal angle steel 5, a rubber sealing strip 6 and a cavity 7.
Detailed Description
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the invention.
Example 1
Referring to fig. 1 and 2, a lightweight watertight door includes a door front sealing plate, a grill plate, a door back sealing plate, and a rubber sealing strip,
the door comprises a door front face seal plate 3, a grating plate 2 and a door back face seal plate 1 which are assembled together to form a door plate, wherein the grating plate 2 is positioned between the door front face seal plate 3 and the door back face seal plate 1; the material of door front shrouding, door back shrouding is stainless steel, and the material of grid board 2 is honeycomb aluminium, and 3 thick 2mm of door front shrouding, 1 thick 2mm of door back shrouding weigh 88kg according to the watertight door of this embodiment size assembly.
The size of door back shrouding 1 is greater than door front shrouding, and in this embodiment, the length and width of door back shrouding is 1716mm and 706mm, and the length and width of door front shrouding is 1660mm and 650mm, and the distance between the outer fringe of door back shrouding and the outer fringe of the corresponding door front shrouding is 28 mm. And chamfer angles R145 at four corners of the door front sealing plate and the door back sealing plate.
The door plate is provided with a hinge, and the hinge is fixed on the door plate through a hinge bolt 4; the hinge bolt 4 passes through the door front face seal plate 3 and the door back face seal plate 1 and is fastened by a cap nut.
Referring to fig. 3, a rubber sealing strip 6 is installed at the outer edge of the grid plate, so that the outer edge of the rubber sealing strip exceeds the outer edge of the door back sealing plate by 5.8 mm; the rubber sealing strip is a sealing strip with a cavity 7 inside.
The volume proportion of the cavity of the sealing strip selected in the embodiment is about 20%.
In this embodiment, the rubber seal strip 6 is made of fluorosilicone rubber, and has good elasticity, excellent wear resistance, good oil resistance, a wide adjustable range of hardness, and excellent mechanical properties, and the compression amount of one side of the rubber seal strip is not less than 2mm when the door is closed.
The inner side of the outer edge part of the door back face sealing plate, which exceeds the door front face sealing plate, is provided with unequal angle steel 5, the rubber sealing strip is arranged inside the unequal angle steel 5, and the rubber sealing strip 6 is glued inside the unequal angle steel 5; in this embodiment, the length of the short side of the unequal angle steel 5 is 24mm, and the size of the rubber seal strip 6 in the direction of the short side of the unequal angle steel is 29.8mm (5.8 mm beyond the short side of the unequal angle steel).
The length of the long edge of the inequilateral angle steel is 50mm, and the size of the rubber sealing strip in the long edge direction of the inequilateral angle steel is 8.7mm shorter than that of the long edge of the angle steel.
The design of the long and short edges ensures that the sealing strip and the door frame can be tightly attached when the door is closed.
The utility model provides a light weight type watertight door has good watertight performance and the nimble characteristic of switch. When the door is closed, the rubber sealing strip is pressed inwards, the cavity is extruded, the sealing rubber strip is tightened inwards, the extrusion is stopped when the sealing rubber strip reaches the closing position, and the sealing rubber is pressed on the door frame under the action of the elastic force of the sealing rubber strip.
When the ship enters water in a dangerous case, water overflows to the rubber seal to exert pressure for pressing the rubber seal (due to the fact that the angle steel surrounds the cavity structure of the rubber seal), the pressing force is larger when the water pressure is larger, the sealing performance is better, and the rubber seal is not pressed by external force like an old watertight door; the watertight door is reliable in sealing, and enables opening and closing operations to be easy and quick.
This watertight door long service life, the maintenance cost is low. At ordinary times, the rubber of key components of the watertight door is basically not stressed (only is subjected to pre-pressing force), and the watertight door is still completely free from leakage after being used for 3 years.
The material of this watertight door's door front shrouding, door back shrouding is 304 stainless steel, the grid board is honeycomb aluminium. The structure greatly reduces the weight of the door, improves the overall strength and realizes energy conservation and consumption reduction of the ship.
Example 2
The embodiment provides a light watertight door, which comprises a door front sealing plate, a grid plate, a door back sealing plate and a rubber sealing strip,
the door comprises a door front face seal plate 3, a grating plate 2 and a door back face seal plate 1 which are assembled together to form a door plate, wherein the grating plate 2 is positioned between the door front face seal plate 3 and the door back face seal plate 1;
the dimensions of the door back face seal plate 1 and the door front face seal plate 3 are the same as those of example 1;
the door plate is provided with a hinge, and the hinge is fixed on the door plate through a hinge bolt 4; the hinge bolt 4 passes through the door front sealing plate and the door back sealing plate and is fastened by a cap nut.
In the embodiment, a rubber sealing strip 6 is arranged at the outer edge of the grating plate, so that the outer edge of the rubber sealing strip exceeds the outer edge of the door back sealing plate by 5.5 mm; the rubber sealing strip is a sealing strip with a cavity 7 inside.
The cavity 7 of the rubber sealing strip is opened on the outer surface of the sealing strip; the volume ratio of the cavity of the sealing strip selected in this embodiment is about 28%.
In this embodiment, the rubber sealing strip is made of fluororubber, and the compression amount of the single side of the rubber sealing strip is not less than 2mm when the door is closed.
In this embodiment, the length of the short side of the unequal angle steel 5 is 24mm, and the size of the rubber sealing strip in the direction of the short side of the unequal angle steel is 29.8 mm.
The length of the long edge of the inequilateral angle steel is 50mm, and the size of the rubber sealing strip in the long edge direction of the inequilateral angle steel is 8.2mm shorter than that of the long edge of the angle steel.
In this embodiment, the material of the door front shrouding of watertight door, the back shrouding of door is 304 stainless steel, the grid board is honeycomb aluminium.
Although the present invention has been described above by way of examples, it should be understood by those skilled in the art that the modifications, replacements and variations of the present invention without departing from the spirit and essence of the present invention should fall within the protection scope of the present invention.
Claims (9)
1. A light watertight door is characterized by comprising a door front sealing plate, a grating plate, a door back sealing plate and a rubber sealing strip,
the door front sealing plate, the grating plate and the door back sealing plate are assembled together to form the door plate, and the grating plate is positioned between the door front sealing plate and the door back sealing plate;
the size of the door back face seal plate is larger than that of the door front face seal plate, and the distance between the outer edge of the door back face seal plate and the outer edge of the corresponding door front face seal plate is 25-30 mm;
the rubber sealing strips are arranged at the outer edges of the grid plates, and the outer edges of the rubber sealing strips exceed the outer edges of the door back sealing plates by 5-10 mm; the rubber sealing strip is a sealing strip with a cavity inside.
2. A lightweight watertight door according to claim 1, wherein a hinge is mounted on the door panel, the hinge being fixed to the door panel by a hinge bolt; the hinge bolt penetrates through the door front sealing plate and the door back sealing plate and is fastened by a cover-shaped nut.
3. The light-weight watertight door according to claim 1, wherein the rubber sealing strip is made of fluororubber or fluorosilicone rubber.
4. A lightweight watertight door according to claim 1, wherein the volume ratio of the cavity of the rubber sealing strip is 20-50%.
5. A light-weight watertight door according to any one of claims 1 to 4, wherein inequilateral angle steel is attached to the inside of the outer edge portion of the door front face sealing plate from which the door back sealing plate extends, the long side of the inequilateral angle steel is attached to the outer edge portion of the door back sealing plate, and the short side of the inequilateral angle steel is in contact with the outer edge of the grating plate; the rubber sealing strips are bonded on the inner sides of the unequal angle steels by glue.
6. A lightweight watertight door as recited in claim 5, wherein the length of the short side of said unequal angle steel is 22 to 25mm, and the dimension of said rubber weather strip in the direction of the short side of said unequal angle steel is 28 to 30 mm.
7. A lightweight watertight door as recited in claim 5, wherein the length of the long side of said unequal angle steel is 50 to 60mm, and the dimension of said rubber seal strip in the direction of the long side of said unequal angle steel is 6 to 10mm shorter than the long side.
8. A lightweight watertight door as recited in any one of claims 1 to 4, wherein the door front surface sealing plate and the door back surface sealing plate are made of stainless steel, and the thickness of the door front surface sealing plate and the thickness of the door back surface sealing plate are 2 to 3mm, independently of each other.
9. A lightweight watertight door as recited in any one of claims 1 to 4, wherein the grid plate is made of honeycomb aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921250359.9U CN211397229U (en) | 2019-08-02 | 2019-08-02 | Light-weight watertight door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921250359.9U CN211397229U (en) | 2019-08-02 | 2019-08-02 | Light-weight watertight door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211397229U true CN211397229U (en) | 2020-09-01 |
Family
ID=72207867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921250359.9U Expired - Fee Related CN211397229U (en) | 2019-08-02 | 2019-08-02 | Light-weight watertight door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211397229U (en) |
-
2019
- 2019-08-02 CN CN201921250359.9U patent/CN211397229U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210819 Address after: 315000 station 582, third floor, No. 19, Zhongxian lane, Haishu District, Ningbo City, Zhejiang Province Patentee after: Ningbo JUNHE High Tech Research Institute Co.,Ltd. Address before: 110179 a2209, Tongfang building, 1-8 Hunnan Third Road, Hunnan New Area, Shenyang, Liaoning Patentee before: TIENENG COMMUNICATION INTELLIGENT TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 |