Ship ventilation fan

By using filter plates in the ship's ventilation fans to intercept salt and dissolve moisture, combined with louvers and water inlets to drain water droplets, the problems of salt intrusion and wave impact are solved, achieving the effect of protecting furniture and health, while simplifying the maintenance process.

CN223686818UActive Publication Date: 2025-12-19杨洋 +2
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Patent Information

Application Number
CN202520250784.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-17
Publication Date
2025-12-19
Estimated Expiration
2035-02-17

AI Technical Summary

Technical Problem

Marine ventilation fans are exposed to high salt content in marine environments, which can damage indoor furniture and have health effects. Additionally, it is necessary to protect ventilation channels from splashing waves.

Method used

A marine ventilation fan was designed, which uses a filter plate inside the cylinder to intercept salt, uses sodium chloride to dissolve water, sets up louvers to prevent water droplets from splashing, and discharges salt water through a water inlet pipe. It is combined with a rain cover and a detachable frame structure to simplify maintenance.

Benefits of technology

Effectively prevents salt from entering the room, protects furniture and health, protects against wave impact, and simplifies the maintenance process.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN223686818U_ABST
    Figure CN223686818U_ABST
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Abstract

A ship ventilation fan relates to the technical field of ship ventilation. A motor is fixedly connected in the barrel, an output shaft of the motor is fixedly connected with a fan, a mounting flange is arranged on the outer side of the barrel, the left side of the barrel is mounted outdoors, a frame is mounted in an inner hole in the right side of the barrel, a filter plate made of PP cotton is fixedly bonded in the frame, and the cross section of the filter plate is in a continuous W shape. The utility model has the beneficial effects that based on the principle that sodium chloride is very easy to dissolve in water, the filter plate is arranged in the barrel, humid air containing salt is intercepted by the filter plate, moisture in the air is intercepted on the left side surface of the filter plate, sodium chloride is dissolved in water, clean air enters a room, and the air is purified. After more salt-containing water is accumulated on the filter plate, the salt-containing water flows downwards along the filter plate and flows out along the water receiving pipe, the louver is arranged, water drops splashed on the water surface are blocked, and a rainproof function is further achieved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to ship ventilation technical field especially relates to a ship air exchange fan. BACKGROUND

[0002] Air exchange fan is widely used ventilation equipment, is used for the fresh air of outdoor replacement indoor air, has the function of temperature regulation, however the air exchange fan used on the ship has particularity, because the air in the ocean contains a large amount of salt, the air of containing salt diameter blows into the room, can cause indoor furniture etc. to absorb salt and cause damage, at the same time, also causes the influence to human health, because the sea wave is larger, also needs to prevent the splash of sea wave and impact the ventilation passage of air exchange fan and enters the room. SUMMARY

[0003] In order to solve the problem of the air exchange fan used in the ship at present, the utility model provides a ship air exchange fan.

[0004] The utility model discloses a technical scheme is: a ship air exchange fan, including the cylinder, the motor is fixedly connected in the cylinder, the output shaft of motor is fixedly connected with the fan, the left end of cylinder is installed in outdoor, the right end of cylinder is located in the room, the inner hole of the one end of cylinder in the room is installed with the frame, the filter plate is fixed in the frame, the water hole is seted up in the bottom of frame, the water collecting pipe that is linked with water hole is seted up on the cylinder.

[0005] Preferably, the cross section of the filter plate is continuous W shape.

[0006] Preferably, a plurality of louvers are fixed to the inner hole of the cylinder at the outdoor end, the plurality of louvers are partially overlapped and installed to form a louver window, the lower end of the louver is inclined to the side close to the indoor direction, and a drain groove is formed below the louver to allow the water droplets falling from the louver to fall into the drain groove.

[0007] Preferably, a rain cover is arranged at the port of the cylinder at the outdoor end, and the rain cover is used to shield the port of the cylinder.

[0008] Preferably, grooves are formed on both sides of the frame in the width direction, a receiving groove is formed in the groove of the cylinder, a positioning block is movably installed in the receiving groove, one end of the positioning block is inserted into the groove, the other end of the positioning block is fixedly connected with a positioning shaft, one end of the positioning shaft in the length direction protrudes outside the cylinder, the other end of the positioning shaft protruding outside the cylinder is threadedly connected with a nut, and a compression spring is arranged between the positioning block and the bottom wall of the receiving groove.

[0009] Preferably, a mounting flange is arranged on the outer side of the cylinder.

[0010] The utility model discloses a beneficial effect is: the utility model discloses based on the principle that sodium chloride is extremely easy to dissolve with water, set up in the filter plate of cylinder, the humid air containing salt is intercepted through the filter plate, and the moisture in the air is intercepted the left side of filter plate, and sodium chloride is dissolved in water, and the clean air enters the room, and the salt moisture on the filter plate is accumulated, and then flows down along the filter plate, and flows out along the water pipe, and the louver is set up, and the water droplet that splashes on the water surface is blocked, and also has the rainproof function. BRIEF DESCRIPTION OF DRAWINGS

[0011] BRIEF DESCRIPTION OF DRAWINGS Figure 1 It is the structure schematic diagram of the utility model discloses;

[0012] BRIEF DESCRIPTION OF DRAWINGS Figure 2 It is the A-A section view of the utility model discloses; Figure 1

[0013] In the drawing, 1 is the cylinder, 2 is the fan, 3 is the motor, 4 is the mounting flange, 5 is the louver, 6 is the rain cover, 7 is the filter plate, 9 is the water pipe, 10 is the drain groove, 11 is the frame, 12 is the water hole, 13 is the locating block, 14 is the recess, 15 is the locating shaft, 16 is the nut, 17 is the containing groove. DETAILED DESCRIPTION

[0014] As Figures 1-2 shown, a kind of marine ventilation fan, including cylinder 1, motor 3 is fixedly connected in cylinder 1, the output shaft of motor 3 is fixedly connected fan 2, cylinder 1 outside is equipped with mounting flange 4, cylinder 1 left side is installed in outdoor, the right side of cylinder 1 is converted into square structure, frame 11 is installed in the hole of cylinder 1 right side, frame 11 is fixedly bonded with the filter plate 7 made of PP cotton in, the cross section of filter plate 7 is continuous W shape, frame 11 is opened with water hole 12 in bottom, cylinder 1 is equipped with water pipe 9 in water hole 12 corresponding position, and humid air containing salt is intercepted through filter plate 7, and the moisture in the air is intercepted the left side of filter plate 7, and sodium chloride is dissolved in water, and clean air enters indoor, and the salt moisture on filter plate 7 is accumulated, and then flows down along filter plate 7, and flows out along water pipe 9.

[0015] A plurality of louver boards 5 are fixedly welded with the left side export position of cylinder 1, and the plurality of louver boards 5 are partially overlapped and installed to form louver, and the lower end of louver board 5 is inclined to the side close to indoor direction, and cylinder 1 is opened with drain groove 10 below louver board 5, so that water drop that slides through louver board 5 falls into drain groove 10.

[0016] Cylinder 1 is fixedly connected rain cover 6 in left side, and rain cover 6 carries out to the port of cylinder 1, and rain cover 6 below is the open structure with open mouth and is set up, to facilitate air entering.

[0017] ​The frame 11 is provided with a groove 14 on both sides in the width direction, the cylinder 1 is provided with a containing groove 17 at the groove 14, the containing groove 17 is movably provided with a positioning block 13, one end of the positioning block 13 is inserted into the groove, when the positioning block 13 is located in the containing groove 17 and the groove 14 at the same time, the positioning block 13 clamps the frame 11, thereby fixing the position of the frame in the cylinder 1; the positioning block 13 is fixedly connected with a positioning shaft 15 outside, one end of the positioning shaft 15 in the length direction extends to the outside of the cylinder 1, and the end of the positioning shaft 15 extending to the outside of the cylinder 1 is threadedly connected with a nut 16, and a compression spring is arranged between the positioning block 13 and the bottom wall of the containing groove 17, when the filter plate 7 is installed and dismounted, the positioning block 13 is only pried outward using a tool outside the cylinder 1, so that the positioning block 13 is separated from the groove 14, and the frame 11 can be taken down, and the installation and maintenance are simple and convenient.

Claims

1. A marine ventilation fan comprising a cylindrical body (1), characterised in that: The motor (3) is fixedly connected in the barrel (1), the output shaft of the motor (3) is fixedly connected with a fan (2), the left end of the barrel (1) is installed outdoors, and the right end of the barrel (1) is located indoors.

2. A marine air exchange fan as claimed in claim 1, characterised in that: The cross section of the filter plate (7) is continuous W shape.

3. A marine air exchange fan as claimed in claim 1, wherein: A plurality of louver plates (5) are fixed at the inner hole of the barrel (1) at the outdoor end, the plurality of louver plates (5) are partially overlapped and installed to form a louver window, the lower end of the louver plate (5) is inclined to the side close to the indoor direction, the barrel (1) is provided with a drainage groove (10) below the louver plate (5), so that the water droplets falling through the louver plate (5) fall into the drainage groove (10).

4. A marine air exchange fan as claimed in claim 1, wherein: The barrel (1) is provided with a rain cover (6) at the port located at the outdoor end, and the rain cover (6) is used for shielding the port of the barrel (1).

5. A marine air exchange fan as claimed in claim 1, wherein: The barrel (1) is provided with a rain cover (6) at the port located at the outdoor end, and the rain cover (6) is used for shielding the port of the barrel (1).

6. A marine air exchange fan as claimed in claim 1, wherein: The barrel (1) is provided with a rain cover (6) at the port located at the outdoor end, and the rain cover (6) is used for shielding the port of the barrel (1). The barrel (1) is provided with a rain cover (6) at the port located at the outdoor end, and the rain cover (6) is used for shielding the port of the barrel (1). The barrel (1) is provided with a rain cover (6) at the port located at the outdoor end, and the rain cover (6) is used for shielding the port of the barrel (1). The barrel (1) is provided with a rain cover (6) at the port located at the outdoor end, and the rain cover (6) is used for shielding the port of the barrel (1). The barrel (1) is provided with a rain cover (6) at the port located at the outdoor end, and the rain cover (6) is used for shielding the port of the barrel (1). 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