CN110254685A - A kind of sagging type circular duct air outlet structure with watertight cover and fly net - Google Patents
A kind of sagging type circular duct air outlet structure with watertight cover and fly net Download PDFInfo
- Publication number
- CN110254685A CN110254685A CN201910465853.5A CN201910465853A CN110254685A CN 110254685 A CN110254685 A CN 110254685A CN 201910465853 A CN201910465853 A CN 201910465853A CN 110254685 A CN110254685 A CN 110254685A
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- CN
- China
- Prior art keywords
- circle
- sagging type
- watertight cover
- air outlet
- discharge pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/02—Ventilation; Air-conditioning
- B63J2/10—Ventilating-shafts; Air-scoops
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Catching Or Destruction (AREA)
Abstract
The present invention relates to ventilation shaft technical fields, it discloses a kind of sagging type circular duct air outlet structure with watertight cover and fly net, including sagging type circle discharge pipe, insect prevention screen component and watertight cap assemblies, the insect prevention screen component includes disc steel fabric sheet compatible with the inner hole of sagging type circle discharge pipe, it is connected to the strip support plate of disc steel fabric sheet lower end surface, the both ends of strip support plate are fixedly connected with the inner wall of sagging type circle discharge pipe, the screw rod for erectting setting downwards is fixedly connected on the lower end surface of strip support plate, the watertight cap assemblies include a housing in the screw rod outer circle and the watertight cover that can slide up and down along the screw rod outer circle, it is connected on the lower end external screw thread of screw rod for watertight cover to be pressed against to the nut on sagging type circle discharge pipe lower end surface upwards.This invention simplifies the insect prevention of circular duct air outlet and waterproof constructions, and reduce occupied space, reduce construction cost.
Description
Technical field
The present invention relates to ventilation shaft technical fields, and in particular to a kind of with the sagging type of watertight cover and fly net circle
Air hose air outlet structure.
Background technique
It is built on large ship and is generally provided with a fairly large number of ventilation shaft, round wind is usually used in ventilation shaft
Pipe, according to different operating conditions, needs to open or close the air outlet of ventilation shaft.For insect prevention and waterproof, round wind
The air outlet position of pipe is usually provided with weather-tight shutter.
The air outlet structure of above-mentioned circular duct in the prior art has the following problems: since weather-tight shutter is long
Rectangular, it just needs to design a transitional structure air duct on bulkhead when shutter being installed for round air duct in this way, so as to
Abutting joint rectangle shutter.Such structure not only occupies the confined space on ship, and increases design and manufacture
Difficulty, while also increasing construction cost.
Summary of the invention
To solve the above-mentioned problems, the present invention proposes a kind of sagging type circular duct outlet air with watertight cover and fly net
Mouth structure, it is intended to simplify insect prevention and the waterproof construction of circular duct air outlet, and reduce occupied space, reduce construction cost.Tool
The technical solution of body is as follows:
A kind of sagging type circular duct air outlet structure with watertight cover and fly net, including sagging type circle outlet air
It manages, the insect prevention screen component that is connected to the sagging type circle discharge pipe inner openings, be arranged in the sagging type circle discharge pipe
Lower section is used to close and open the watertight cap assemblies of the air outlet of the sagging type circle discharge pipe, and the insect prevention screen component includes
Insect prevention disc steel fabric sheet compatible with the inner hole of the sagging type circle discharge pipe is connected to the disc steel wire
The inner wall of the strip support plate of mesh sheet lower end surface, the both ends of the strip support plate and the sagging type circle discharge pipe is solid
It is fixed to connect, the screw rod for erectting setting downwards, the watertight cover are fixedly connected on the lower end surface of the strip support plate
Component include a housing in the screw rod outer circle and can be slided up and down along the screw rod outer circle watertight cover, be connected to the spiral shell
For the watertight cover to be pressed against to the spiral shell on the sagging type circle discharge pipe lower end surface upwards on the lower end external screw thread of bar
It is female.
In above-mentioned technical proposal, it is provided with insect prevention screen component and watertight cap assemblies on sagging type circle discharge pipe, utilizes
The watertight cap assemblies that the insect prevention of disc steel fabric sheet is acted on and can be opened and closed, to replace transitionality in the prior art
The connection structure in structure air duct and weather-tight shutter, advantage are to enormously simplify the insect prevention and waterproof of circular duct air outlet
Structure, and reduce occupied space, reduce construction cost.
In addition, realizing round wind using screw rod and the adjustable watertight cover of nut at a distance from sagging type circle discharge pipe
The adjusting of the air output size of pipe, while the completely enclosed of air outlet also may be implemented.
Preferably, the both ends of the strip support plate are respectively arranged with downward bending part, and the bending part passes through spiral shell
Bolt is fixedly connected with the inner wall of the sagging type circle discharge pipe.
Preferably, the disc steel fabric sheet is fixed by screws in the strip support plate.
Preferably, the bottom of the internal thread hole on the inner wall of the sagging type circle discharge pipe for being connected with the bolt
Hole is blind hole, and the bottom outlet of the internal thread hole in the strip support plate for being connected with the screw is blind hole.
Preferably, the upper end of the watertight cover offers annular seal groove, and it is close to be equipped with rubber in the annular seal groove
Seal.
Preferably, rubber flange circle is provided between the watertight cover and the nut.
As a further improvement, a kind of sagging type circular duct air outlet with watertight cover and fly net of the invention
Structure further includes that the compression assemblies of rubber flange circle periphery are arranged in, and the lower end of the rubber flange circle is fixed on the spiral shell
On mother, the inner hole of the rubber flange circle is the stamped thread hole matched with the external screw thread of the screw rod, the compression assemblies
Flexible extruding circle, housing including housing in the rubber flange circle outer circle and with outer conical surface squeeze circle in the flexibility
Outer conical surface on rigidity squeeze circle, the rigidity is squeezed to be provided on circle and mutually be fitted with the flexible outer conical surface for squeezing circle
The internal conical surface matched, the lower end surface that the rigidity squeezes circle is in contact with the nut, upper surface is in contact with the watertight cover.
Above by increasing in watertight cap assemblies, compression assemblies, when can watertight cover be sealed, watertight cover be set
Nut on component drives rubber flange circle to rotate and be pressed on the end face of watertight cover together, while also pushing when nut rotation rigid
Property squeeze circle axial movement, thus be further driven to it is flexible squeeze circle radial contraction, the radial contracting forces that flexibility squeezes circle make
Rubber flange circle radial contraction, so that the threaded interior hole on rubber flange circle is squeezed to pitch, to form rubber
Reliable sealing between the internal thread hole and screw rod of flange circle, thus further improves the waterproof of circular duct air outlet structure
Reliability.
Preferably, the flexible circle that squeezes can be squeezed using its hardness rubber flexible bigger than the hardness of rubber flange circle
Pressing ring.
Preferably, the rubber flange circle is fixedly connected by Stud connection component with the nut.
Preferably, the nut is wing nut, and the screw is crisscross screw.
Preferably, the disc steel fabric sheet is stainless steel steel fabric sheet.
The beneficial effects of the present invention are:
First, a kind of sagging type circular duct air outlet structure with watertight cover and fly net of the invention, sagging type
It is provided with insect prevention screen component and watertight cap assemblies on round discharge pipe, acts on and can open using the insect prevention of disc steel fabric sheet
The watertight cap assemblies for opening and closing, to replace the structure air duct of transitionality in the prior art and the connection knot of weather-tight shutter
Structure, advantage is insect prevention and the waterproof construction for enormously simplifying circular duct air outlet, and reduces occupied space, reduces and build
Cause this.
Second, a kind of sagging type circular duct air outlet structure with watertight cover and fly net of the invention utilizes spiral shell
Bar and the adjustable watertight cover of nut realize the tune of the air output size of circular duct at a distance from sagging type circle discharge pipe
Section, while the completely enclosed of air outlet also may be implemented.
Third, a kind of sagging type circular duct air outlet structure with watertight cover and fly net of the invention, by
Increase setting compression assemblies in watertight cap assemblies, when can watertight cover be sealed, the nut on watertight cap assemblies drives rubber
Jiao Falanquan rotates together and is pressed on the end face of watertight cover, while also pushing rigidity to squeeze circle when nut rotation and moving axially,
Radial contraction is enclosed to be further driven to flexible squeeze, the radial contracting forces that flexibility squeezes circle make rubber flange circle radially receipts
Contracting, so that the threaded interior hole on rubber flange circle is squeezed to pitch, to form the internal thread hole of rubber flange circle
Thus reliable sealing between screw rod further improves the waterproof reliability of circular duct air outlet structure.
Detailed description of the invention
Fig. 1 is that a kind of structure of sagging type circular duct air outlet structure with watertight cover and fly net of the invention is shown
It is intended to；
Fig. 2 is the A-A view of Fig. 1；
Fig. 3 is structural schematic diagram on the basis of Fig. 1, after compression assemblies are increased in watertight cap assemblies.
In figure: 1, sagging type circle discharge pipe, 2, insect prevention screen component, 3, watertight cap assemblies, 4, disc steel fabric sheet, 5,
Strip support plate, 6, screw rod, 7, watertight cover, 8, nut, 9, bending part, 10, bolt, 11, screw, 12, rubber seal,
13, rubber flange circle, 14, compression assemblies, 15, rigidity extruding circle, 16, outer conical surface, 17, internal conical surface, 18, flexible extruding
Circle, 19, Stud connection component.
Specific embodiment
With reference to the accompanying drawings and examples, further description of the specific embodiments of the present invention.Following embodiment is only
For clearly illustrating technical solution of the present invention, and not intended to limit the protection scope of the present invention.
It is as shown in Figures 1 to 3 a kind of sagging type circular duct air outlet knot with watertight cover and fly net of the invention
The embodiment of structure including sagging type circle discharge pipe 1, is connected to the fly nets of sagging 1 inner openings of type circle discharge pipe
Component 2 is arranged in below the sagging type circle discharge pipe 1 for closing and opening going out for the sagging type circle discharge pipe 1
The watertight cap assemblies 3 in air port, the insect prevention screen component 2 include compatible with the inner hole of the sagging type circle discharge pipe 1 anti-
Worm disc steel fabric sheet 4, the strip support plate 5 for being connected to 4 lower end surface of disc steel fabric sheet, the strip
The both ends of support plate 5 are fixedly connected with the inner wall of the sagging type circle discharge pipe 1, the lower end surface of the strip support plate 5
On be fixedly connected with one downwards erect setting screw rod 6, the watertight cap assemblies 3 include a housing in 6 outer circle of screw rod
It is upper and can along the watertight cover 7 that 6 outer circle of screw rod slides up and down, be connected on the lower end external screw thread of the screw rod 6 and be used for institute
State the nut 8 that watertight cover 7 is pressed against upwards on sagging 1 lower end surface of type circle discharge pipe.
In above-mentioned technical proposal, it is provided with insect prevention screen component 2 and watertight cap assemblies 3 on sagging type circle discharge pipe 1, benefit
The watertight cap assemblies 3 that is acted on and can be opened and closed with the insect prevention of disc steel fabric sheet 4, to replace transition in the prior art
Property structure air duct and weather-tight shutter connection structure, advantage be enormously simplify circular duct air outlet insect prevention and
Waterproof construction, and reduce occupied space, reduce construction cost.
In addition, realizing circle using screw rod 6 and the adjustable watertight cover 7 of nut 8 at a distance from sagging type circle discharge pipe 1
The adjusting of the air output size of shape air hose, while the completely enclosed of air outlet also may be implemented.
Preferably, the both ends of the strip support plate 5 are respectively arranged with downward bending part 9, and the bending part 9 passes through
Bolt 10 is fixedly connected with the inner wall of the sagging type circle discharge pipe 1.
Preferably, the disc steel fabric sheet 4 is fixed in the strip support plate 5 by screw 11.
Preferably, the internal thread hole on the inner wall of the sagging type circle discharge pipe 1 for being connected with the bolt 10
Bottom outlet be blind hole, the bottom outlet of the internal thread hole in the strip support plate 5 for being connected with the screw 11 is blind hole.
Preferably, the upper end of the watertight cover 7 offers annular seal groove, and it is close to be equipped with rubber in the annular seal groove
Seal 12.
Preferably, rubber flange circle 13 is provided between the lid of watertight 7 and the nut 8.
As a further improvement, a kind of sagging type circular duct air outlet with watertight cover and fly net of the invention
Structure further includes that the compression assemblies 14 of 13 periphery of rubber flange circle are arranged in, and the lower end of the rubber flange circle 13 is fixed on
On the nut 8, the inner hole of the rubber flange circle 13 is the stamped thread hole matched with the external screw thread of the screw rod 6, institute
Stating compression assemblies 14 includes that flexible in 13 outer circle of rubber flange circle and with outer conical surface 16 of housing squeezes circle 18, outer
It covers the rigidity in the flexible outer conical surface 16 for squeezing circle 18 and squeezes circle 15, the rigidity squeezes to be provided with and institute on circle 15
State the flexible compatible internal conical surface 17 of outer conical surface 16 for squeezing circle 18, the lower end surface of the rigidity extruding circle 15 and the spiral shell
Mother 8 is in contact, upper surface is in contact with the watertight cover 7.
Above by increasing in watertight cap assemblies 3, compression assemblies 14 are set, when watertight cover 7 can be made to seal, water
The drive rubber flange circle 13 of nut 8 on close cap assemblies 3 rotates together and is pressed on the end face of watertight cover 7, while nut 8 rotates
When also push rigidity to squeeze 15 axial movement of circle, thus be further driven to it is flexible squeeze 18 radial contractions of circle, flexibility squeezes circle 18
Radial contracting forces make 13 radial contraction of rubber flange circle so that the threaded interior hole on rubber flange circle 13 is to screw rod 6
Center squeezes, to form the reliable sealing between the internal thread hole and screw rod 6 of rubber flange circle 13, thus further improves
The waterproof reliability of circular duct air outlet structure.
Preferably, the flexible circle 18 that squeezes can be soft using its hardness rubber bigger than the hardness of rubber flange circle 13
Property squeeze circle.
Preferably, the rubber flange circle 13 is fixedly connected by Stud connection component 19 with the nut 8.
Preferably, the nut 8 is wing nut, and the screw 11 is crisscross screw.
Preferably, the disc steel fabric sheet 4 is stainless steel steel fabric sheet.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of sagging type circular duct air outlet structure with watertight cover and fly net, which is characterized in that including sagging type
Round discharge pipe, the insect prevention screen component for being connected to the sagging type circle discharge pipe inner openings, setting are in the sagging type circle
For closing and opening the watertight cap assemblies of the air outlet of the sagging type circle discharge pipe, the fly net below shape discharge pipe
Component includes insect prevention disc steel fabric sheet compatible with the inner hole of the sagging type circle discharge pipe, is connected to the circle
The strip support plate of dish type steel fabric sheet lower end surface, the both ends of the strip support plate and the sagging type circle discharge pipe
Inner wall be fixedly connected, be fixedly connected on the lower end surface of the strip support plate one downwards erect setting screw rod, institute
Stating watertight cap assemblies includes a housing in the screw rod outer circle and can be along watertight cover that the screw rod outer circle slides up and down, connection
For the watertight cover to be pressed against the sagging type circle discharge pipe lower end end upwards on the lower end external screw thread of the screw rod
Nut on face.
2. a kind of sagging type circular duct air outlet structure with watertight cover and fly net according to claim 1,
It is characterized in that, the both ends of the strip support plate are respectively arranged with downward bending part, and the bending part passes through bolt and institute
The inner wall for stating sagging type circle discharge pipe is fixedly connected.
3. a kind of sagging type circular duct air outlet structure with watertight cover and fly net according to claim 2,
It is characterized in that, the disc steel fabric sheet is fixed by screws in the strip support plate.
4. a kind of sagging type circular duct air outlet structure with watertight cover and fly net according to claim 3,
It is characterized in that, the bottom outlet of the internal thread hole on the inner wall of the sagging type circle discharge pipe for being connected with the bolt is blind
Hole, the bottom outlet of the internal thread hole in the strip support plate for being connected with the screw are blind hole.
5. a kind of sagging type circular duct air outlet structure with watertight cover and fly net according to claim 1,
It is characterized in that, the upper end of the watertight cover offers annular seal groove, is equipped with rubber seal in the annular seal groove.
6. a kind of sagging type circular duct air outlet structure with watertight cover and fly net according to claim 1,
It is characterized in that, rubber flange circle is provided between the watertight cover and the nut.
7. a kind of sagging type circular duct air outlet structure with watertight cover and fly net according to claim 6,
It is characterized in that, further includes the compression assemblies that rubber flange circle periphery is set, the lower end of the rubber flange circle is fixed on
On the nut, the inner hole of the rubber flange circle is the stamped thread hole matched with the external screw thread of the screw rod, described to squeeze
Pressure component includes flexible squeeze circle, housing of the housing in the rubber flange circle outer circle and with outer conical surface in the flexibility
It squeezes the rigidity in the outer conical surface of circle and squeezes circle, the rigidity squeezes to be provided with and the flexible outer cone for squeezing circle on circle
The compatible internal conical surface in face, the lower end surface that the rigidity squeezes circle is in contact with the nut, upper surface and the watertight cover
It is in contact.
8. a kind of sagging type circular duct air outlet structure with watertight cover and fly net according to claim 7,
It is characterized in that, the rubber flange circle is fixedly connected by Stud connection component with the nut.
9. a kind of sagging type circular duct air outlet structure with watertight cover and fly net according to claim 3,
It is characterized in that, the nut is wing nut, and the screw is crisscross screw.
10. a kind of sagging type circular duct air outlet structure with watertight cover and fly net according to claim 1,
It is characterized in that, the disc steel fabric sheet is stainless steel steel fabric sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910465853.5A CN110254685A (en) | 2019-05-31 | 2019-05-31 | A kind of sagging type circular duct air outlet structure with watertight cover and fly net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910465853.5A CN110254685A (en) | 2019-05-31 | 2019-05-31 | A kind of sagging type circular duct air outlet structure with watertight cover and fly net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110254685A true CN110254685A (en) | 2019-09-20 |
Family
ID=67916125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910465853.5A Pending CN110254685A (en) | 2019-05-31 | 2019-05-31 | A kind of sagging type circular duct air outlet structure with watertight cover and fly net |
Country Status (1)
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| CN (1) | CN110254685A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110884638A (en) * | 2019-11-29 | 2020-03-17 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Waterproof half gooseneck type ventilating duct |
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| CN202966649U (en) * | 2012-12-14 | 2013-06-05 | 广东江龙船舶制造有限公司 | Manual ship fuel tank ventilation device |
| CN202987491U (en) * | 2012-11-30 | 2013-06-12 | 太阳鸟游艇股份有限公司 | Novel self-closing type ventilating head for ship |
| KR20160001732U (en) * | 2014-11-13 | 2016-05-23 | 대우조선해양 주식회사 | Gooseneck vent for protecting against cold with adjustable opening and closing in room |
| CN205311886U (en) * | 2016-01-22 | 2016-06-15 | 江苏丰源船舶工程有限公司 | Air funnel for boats and ships |
| CN207060372U (en) * | 2017-07-26 | 2018-03-02 | 澳龙船艇科技有限公司 | A kind of ship's space ventilating opening structure |
| CN207089623U (en) * | 2017-07-28 | 2018-03-13 | 中国葛洲坝集团机械船舶有限公司 | Ship outdoor ventilation shutoff device |
| CN207595191U (en) * | 2017-11-24 | 2018-07-10 | 中船黄埔文冲船舶有限公司 | A kind of air diffuser |
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2019
- 2019-05-31 CN CN201910465853.5A patent/CN110254685A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202987491U (en) * | 2012-11-30 | 2013-06-12 | 太阳鸟游艇股份有限公司 | Novel self-closing type ventilating head for ship |
| CN202966649U (en) * | 2012-12-14 | 2013-06-05 | 广东江龙船舶制造有限公司 | Manual ship fuel tank ventilation device |
| KR20160001732U (en) * | 2014-11-13 | 2016-05-23 | 대우조선해양 주식회사 | Gooseneck vent for protecting against cold with adjustable opening and closing in room |
| CN205311886U (en) * | 2016-01-22 | 2016-06-15 | 江苏丰源船舶工程有限公司 | Air funnel for boats and ships |
| CN207060372U (en) * | 2017-07-26 | 2018-03-02 | 澳龙船艇科技有限公司 | A kind of ship's space ventilating opening structure |
| CN207089623U (en) * | 2017-07-28 | 2018-03-13 | 中国葛洲坝集团机械船舶有限公司 | Ship outdoor ventilation shutoff device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110884638A (en) * | 2019-11-29 | 2020-03-17 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Waterproof half gooseneck type ventilating duct |
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190920 |
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| RJ01 | Rejection of invention patent application after publication |