CN214138918U

CN214138918U - Turnover water-inlet-preventing ventilating duct device

Info

Publication number: CN214138918U
Application number: CN202023078396.1U
Authority: CN
Inventors: 晏志清; 梁耀明
Original assignee: Jianglong Shipbuilding Co Ltd
Current assignee: Jianglong Shipbuilding Co Ltd
Priority date: 2020-12-20
Filing date: 2020-12-20
Publication date: 2021-09-07
Anticipated expiration: 2030-12-20

Abstract

The utility model aims at providing a compact structure, ventilation quality are good and can satisfy the ventilation when normal operation, and self-closing is waterproof during the upset, treats that the upset resumes after automatic maintenance ventilation's upset prevents into water ventilation tube device again. The utility model discloses an dryer and protective assembly, the bottom and the cabin of dryer are linked together, protective assembly locates one of dryer is served, the dryer with be equipped with the check valve between the protective assembly, the check valve is close to one of protective assembly serve articulated have with the gravity valve disc of check valve looks adaptation, the gravity valve disc with be equipped with seal ring between the check valve, the opening has been seted up to protective assembly's bottom, open-ended cross section parallels with the horizontal plane. The utility model discloses be applied to funnel waterproof construction's technical field.

Description

Turnover water-inlet-preventing ventilating duct device

Technical Field

The utility model relates to a ventilation stack waterproof construction's technical field, in particular to waterproof ventilation stack device of intaking is prevented in upset.

Background

For special ships with self-righting requirements, the ships can automatically return to right after overturning, namely, the ships need to be kept safe and normally operate under special conditions such as ship overturning. Although the opening of the common ventilating duct on the ship is only provided with a weathertight cover or a manual operation closing device, the ventilating duct needs to be manually closed, and under the working state of normal opening, when the ventilating duct overturns along with the ship, the ventilating duct cannot be automatically closed, and the ventilating duct cannot prevent external seawater from entering a related ventilating cabin through the ventilating duct.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, provide a compact structure, ventilation quality is good and can satisfy the ventilation when normal operation, self-closing is waterproof during the upset, treat that the upset resumes after automatic maintenance ventilation's that ventilates upset prevents into water ventilation barrel assembly again.

The utility model adopts the technical proposal that: the utility model discloses an dryer and protective assembly, the bottom and the cabin of dryer are linked together, protective assembly locates one of dryer is served, the dryer with be equipped with the check valve between the protective assembly, the check valve is close to one of protective assembly serve articulated have with the gravity valve disc of check valve looks adaptation, the gravity valve disc with be equipped with seal ring between the check valve, the opening has been seted up to protective assembly's bottom, open-ended cross section parallels with the horizontal plane.

Further, the protection component comprises a pipe body and an insect-proof net, the opening is formed in the bottom of the pipe body, the insect-proof net is arranged at the bottom of the pipe body, and the insect-proof net is detachably connected with the pipe body.

Furthermore, an exhaust fan is arranged at one end of the air duct communicated with the cabin, and the exhaust fan is detachably connected with the air duct.

Furthermore, a plurality of filter screens are arranged at one end, close to the exhaust fan, of the air duct, and a plurality of through holes are formed in the filter screens.

Furthermore, the number of the filter screens is at least two, and the through holes between two adjacent filter screens are arranged in a staggered structure.

Furthermore, a valve is arranged at the bottom end of the air duct close to the cabin, and the valve is one or combination of a mechanical valve and an electromagnetic valve.

Furthermore, the valve adopts the combination of an electromagnetic valve or a mechanical valve and the electromagnetic valve, a sensor matched with the gravity valve disc is arranged on the protection component, and the sensor is in electrical signal connection with the valve.

Further, the air duct is connected with the protection assembly through a flange, a sealing ring, a bolt and a nut.

The utility model discloses following beneficial effect has:

the utility model provides a turn over and prevent into water draft tube device includes dryer and protection component, the bottom of dryer is linked together with the cabin, the protection component is located one end of dryer, be equipped with the check valve between dryer and the protection component, the check valve is close to one end of protection component articulates has with the gravity valve disc of check valve looks adaptation, be equipped with seal ring between gravity valve disc and the check valve, the bottom of protection component is seted up the opening, the open-ended cross section is parallel with the horizontal plane, so, when this device overturns along with self-righting ship, gravity self receives the influence of gravity, overturns to paste to on the check valve and with the seal ring on the check valve compresses tightly, plays sealed effect, prevents that outside sea water from getting into, the utility model discloses can satisfy ventilation when normal operation, automatic closing is waterproof during the upset, and after the turnover and recovery, the ventilation is automatically kept.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic of the structure of the check valve and the gravity valve disc.

Detailed Description

As shown in fig. 1 and fig. 2, in this embodiment, the utility model discloses an dryer 1 and protection component 2, the bottom and the cabin of dryer 1 are linked together, protection component 2 is located one of dryer 1 is served, dryer 1 with be equipped with check valve 3 between the protection component 2, check valve 3 is close to one of protection component 2 serves articulated have with the gravity valve disc 4 of 3 looks adaptations of check valve, gravity valve disc 4 with be equipped with seal ring 5 between the check valve 3, opening 6 has been seted up to the bottom of protection component 2, opening 6's cross section parallels with the horizontal plane.

It can be seen by above-mentioned scheme that dryer 1 with the combination of protection component 2 is gooseneck formula structure, the bottom opening 6 of dryer 1 with the cabin is linked together, under the normal operating condition, gravity valve disc 4 is opened downwards, the warp fly net 8 with the filter screen 10 protects after filtering, ventilates ventilative. The gravity valve disc 4 has a certain weight, when the device overturns along with a self-righting ship, the gravity valve disc 4 is influenced by gravity, overturns and attaches to the check valve 3 and is tightly pressed with the sealing washer 5 on the check valve 3 to play a sealing role, so that external seawater is prevented from entering, if the gravity valve disc 4 is impacted by external seawater during overturning, the pressure of the gravity valve disc 4 on the sealing washer 5 is increased, and the sealing performance is simultaneously increased.

Preferably, as shown in fig. 1, the protection assembly 2 includes a pipe body 7 and an insect-proof net 8, the opening 6 is disposed on the bottom of the pipe body 7, the insect-proof net 8 is disposed on the bottom of the pipe body 7, and the insect-proof net 8 is detachably connected to the pipe body 7; the air duct 1 is connected with the protection component 2 through a flange 13, a sealing ring 14, a bolt 15 and a nut, and the check valve 3 and the gravity valve disc 4 are clamped between the air duct 1 and the protection component 2.

According to the scheme, the insect-proof nets 8 are detachably connected, and the dust and insects can be cleaned in time by dismounting the insect-proof nets 8, so that the air quality in the ventilation pipe is effectively guaranteed.

One preferable scheme is that as shown in fig. 1, an exhaust fan 9 is arranged at one end of the air duct 1 communicated with the cabin, and the exhaust fan 9 is detachably connected with the air duct 1; a plurality of filter screens 10 are arranged at one end of the air duct 1 close to the exhaust fan 9, and a plurality of through holes are formed in the filter screens 10; the number of the filter screens 10 is at least two, and the through holes between two adjacent filter screens 10 are arranged in a staggered structure; a valve 11 is arranged at the bottom end of the air duct 1 close to the cabin, and the valve 11 is one or combination of a mechanical valve and an electromagnetic valve; the valve 11 is combined with an electromagnetic valve or a mechanical valve, the protection component 2 is provided with a sensor 12 matched with the gravity valve disc 4, and the sensor 12 is in electrical signal connection with the valve 11.

According to the scheme, when the sensor 12 identifies and detects that the gravity valve 11 is attached to the check valve 3, the sensor 12 sends a signal to a background, the background control solenoid valve closes a channel in the air duct 1 to prevent seawater from entering, and a double protection effect is achieved by combining the structure of the check valve 3; the exhaust fan 9 is used for accelerating the circulation of air in the cabin, and the quality of air in the air pipe can be effectively ensured by combining a plurality of filter screens 10, and meanwhile, the valve 11 can be effectively prevented from being blocked by dust; the filter screen 10 and the air duct 1 are detachably connected, so that the filter screen 10 is convenient to disassemble, assemble and clean.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a ventilation barrel device of intaking is prevented in upset which characterized in that: it includes dryer (1) and protection component (2), the bottom and the cabin of dryer (1) are linked together, protection component (2) are located one of dryer (1) is served, dryer (1) with be equipped with between protection component (2) check valve (3), check valve (3) are close to one of protection component (2) serve articulated have with gravity valve disc (4) of check valve (3) looks adaptation, gravity valve disc (4) with be equipped with seal ring (5) between check valve (3), opening (6) have been seted up to the bottom of protection component (2), the cross section and the horizontal plane parallel of opening (6).

2. The turning, water ingress prevention and ventilation barrel device as claimed in claim 1, wherein: the protection assembly (2) comprises a pipe body (7) and an insect-proof net (8), the opening (6) is formed in the bottom of the pipe body (7), the insect-proof net (8) is formed in the bottom of the pipe body (7), and the insect-proof net (8) is detachably connected with the pipe body (7).

3. The turning, water ingress prevention and ventilation barrel device as claimed in claim 1, wherein: an exhaust fan (9) is arranged at one end of the air duct (1) communicated with the cabin, and the exhaust fan (9) is detachably connected with the air duct (1).

4. A roll-over water ingress prevention ventilation cartridge apparatus as claimed in claim 3, wherein: the air duct (1) is close to one end of the exhaust fan (9) and is provided with a plurality of filter screens (10), and the filter screens (10) are provided with a plurality of through holes.

5. The turning, water ingress prevention and ventilation barrel device according to claim 4, wherein: the number of the filter screens (10) is at least two, and the through holes between two adjacent filter screens (10) are arranged in a staggered structure.

6. The turning, water ingress prevention and ventilation barrel device as claimed in claim 1, wherein: a valve (11) is arranged at the bottom end of the air duct (1) close to the cabin, and the valve (11) is one or two of a mechanical valve and an electromagnetic valve.

7. The turning, water ingress prevention and ventilation barrel device according to claim 6, wherein: the valve (11) is combined with an electromagnetic valve through an electromagnetic valve or a mechanical valve, a sensor (12) matched with the gravity valve disc (4) is arranged on the protection component (2), and the sensor (12) is connected with the valve (11) through an electric signal.

8. The turning, water ingress prevention and ventilation barrel device as claimed in claim 1, wherein: the air duct (1) is connected with the protection component (2) through a flange (13), a sealing ring (14), a bolt (15) and a nut.