CN218641056U - Adjustable air grid unit for ship ventilation pipe - Google Patents
Adjustable air grid unit for ship ventilation pipe Download PDFInfo
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- CN218641056U CN218641056U CN202223118045.8U CN202223118045U CN218641056U CN 218641056 U CN218641056 U CN 218641056U CN 202223118045 U CN202223118045 U CN 202223118045U CN 218641056 U CN218641056 U CN 218641056U
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Abstract
The utility model belongs to the field of ship accessories and discloses an adjustable air grid unit for a ship ventilation pipe, which comprises a three-way fixed pipe, a driving assembly, a suction fan, an air grid and an air grid adjusting assembly, wherein the three-way fixed pipe is provided with two cabin inlet air openings and an induced air opening; the drive assembly includes driving motor and the drive shaft pole with the rotatory coupling of driving motor, the air grid includes the air grid mounting bracket, air grid leaf and bars leaf axostylus axostyle, the air grid leaf shelters from the outside that sets up at the inlet air port, air grid adjusting part is including adjusting cam and linkage, adjust the tip that the cam set up at the drive shaft pole, the linkage has cam linkage portion and bars leaf linkage portion, cam linkage portion leans on from the top to establish on the profile of adjusting the cam, the free end of air grid leaf all sets firmly on bars leaf linkage portion.
Description
Technical Field
The utility model belongs to boats and ships accessory field, concretely relates to adjustable air grid unit that boats and ships ventilation pipe was used.
Background
The ventilation grilles, also known as louvers, are usually installed on the pipe of a ventilation pipe (also known as a duct pipe, the same applies hereinafter) as a ship accessory, and are usually installed at the end of the ventilation pipe, so as to perform the ventilation function and the safety protection function.
At present, the existing ventilation fence is generally fixedly arranged on a ventilation pipe when in use, manual pushing is needed when adjustment is needed, operation is complex, uniform air inlet can not be carried out on a ship cabin constantly, and the filter plate is easily blocked due to filtered dust during ventilation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an adjustable air grid unit that boats and ships ventilation pipe was used can carry out even air inlet to the boats and ships cabin constantly, simple structure moreover, and it is convenient to install and maintain.
In order to achieve the above purpose, the utility model provides a following technical scheme does:
an adjustable air grid unit for a vessel draft tube in communication with a compartment of the vessel, comprising: the two openings of the three-way fixing pipe form ventilation openings of the two cabins respectively, the openings are used as cabin inlet air openings, and pipe sections where the two cabin inlet air openings are located extend coaxially; taking the extension shaft as a ventilation axis, and taking the other opening as an air inducing port, wherein the other opening is communicated with the outside in a ventilation way; the driving assembly is arranged in the three-way fixing pipe and comprises a driving motor and a driving shaft rod rotationally coupled with the driving motor, the driving shaft rod is arranged along the ventilation axis, and the end part of the driving shaft rod is positioned near the cabin air inlet; the exhaust fan is coaxially sleeved on the driving shaft lever; the air grid is arranged at the cabin inlet, and comprises an air grid mounting frame, a plurality of air grid blades and a plurality of grid blade shaft rods which are correspondingly and rotatably connected with the air grid blades, the plurality of air grid blades are arranged outside the cabin inlet in a shielding manner, and the grid blade shaft rods are vertical to the driving shaft rods; the air grid adjusting assembly comprises an adjusting cam and a linkage piece, wherein the adjusting cam is coaxially arranged at the end part of the driving shaft lever, the linkage piece is provided with a cam linkage part and a grid blade linkage part which are integrally formed, the cam linkage part is positioned above the adjusting cam and leans against the molded surface of the adjusting cam, and the free ends of a plurality of air grid blades are fixedly arranged on the grid blade linkage part.
Preferably, the driving assembly further comprises a pair of meshed butterfly gears, the driving motor is arranged on the inner wall of the three-way fixing pipe, the output shaft is perpendicular to the driving shaft rod, and the pair of butterfly gears are respectively coaxially sleeved on the output shaft of the driving motor and the driving shaft rod.
Preferably, the utility model discloses still include the filter plate, block and establish in the tee bend fixed tube and be located between induced draft fan and the air grid adjusting part.
Further, the utility model discloses still include the dust removal subassembly, including rotatory section of thick bamboo, a backstop section of thick bamboo, at least one dust scraper and pretension spring, rotatory section of thick bamboo and backstop section of thick bamboo all are located between filter plate and the air grid adjusting part, and coaxial cover is established on the drive axostylus axostyle, and the dust scraper sets up on the circumferential surface of rotatory section of thick bamboo to the dust scraper scrapes the contact and is filtering the surface of otter plate, and the pretension spring is located between rotatory section of thick bamboo and the backstop section of thick bamboo, and the both ends of pretension spring butt respectively on the relative terminal surface of rotatory section of thick bamboo and backstop section of thick bamboo.
Furthermore, the number of the exhaust fans, the air grids and the air grid adjusting assemblies is two, and the exhaust fans, the air grids and the air grid adjusting assemblies are symmetrically arranged along the ventilation axis.
Preferably, the inner wall of the three-way fixing pipe is provided with a support rod along the radial direction, the free end of the support rod is provided with a shaft passing part, and the driving shaft rod is arranged on the shaft passing part in a penetrating way through a bearing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. because the adjustable air grid unit for the ship ventilation pipe comprises the three-way fixed pipe, the driving assembly, the suction fan, the air grid and the air grid adjusting assembly, the three-way fixed pipe is provided with two cabin inlet air openings and one induced air opening; the drive assembly includes driving motor and the drive shaft pole with the rotatory coupling of driving motor, the air grid includes the air grid mounting bracket, air grid leaf and bars leaf axostylus axostyle, the air grid leaf shelters from the outside of setting at the entering cabin wind gap, air grid adjusting part is including adjusting cam and linkage, it sets up the tip at the drive shaft pole to adjust the cam, the linkage has cam linkage portion and bars leaf linkage portion, cam linkage portion leans on establishing on the profile of adjusting the cam from the top, the free end of air grid leaf all sets firmly in bars leaf linkage portion, in the suction fan pivoted, adjusting the cam is also in continuous rotation, thereby lean on establishing linkage jack-up and self action of gravity on adjusting the cam and rise the decline repeatedly down, and then make the corner of air grid leaf continuously change, therefore, the utility model discloses not only make outside air current continuously flow into the cabin through the suction fan, and make the entering cabin air current blow in the cabin from each angle evenly through the air grid leaf that the corner continuously changes, thereby can carry out even air inlet constantly to the cabin, and the utility model discloses simple structure, installation and maintenance are convenient.
2. Because the utility model discloses a drive assembly still includes a pair of engaged butterfly gear, and driving motor sets up on the inner wall of the fixed pipe of tee bend, and output shaft perpendicular to drive shaft pole, a pair of butterfly gear coaxial sleeve respectively establish on driving motor's output shaft and drive shaft pole, consequently, the utility model discloses need not to install driving motor on the drive shaft pole to make driving motor need not extra support component and just can carry out stable setting, and the driving motor body can not influence the wind area.
3. Because the utility model discloses still establish in the tee bend fixed tube and be located filter plate between induced draft fan and air grid adjusting part including blocking, consequently, the utility model discloses can make the dust volume greatly reduced in the air inlet in cabin when ventilating.
4. Because the utility model discloses still include the dust removal subassembly, including rotatory section of thick bamboo, a backstop section of thick bamboo, at least one dust scraper and pretension spring, rotatory section of thick bamboo and backstop section of thick bamboo all are located between filter plate and the air grid adjusting part, and coaxial cover is established on the drive axostylus axostyle, the dust scraper sets up on the circumference surface of rotatory section of thick bamboo, and the dust scraper scraping contact is on the surface of filtering the otter board, the pretension spring is located between rotatory section of thick bamboo and the backstop section of thick bamboo, and the both ends of pretension spring butt respectively on the relative terminal surface of rotatory section of thick bamboo and backstop section of thick bamboo, consequently, the utility model discloses need not extra drive assembly and can realize effectively removing dust to filtering the otter board to stop the emergence of the filter plate board blocking phenomenon that leads to because of the dust basically.
5. Because the utility model discloses an extraction fan, air grid adjusting part's quantity is two, and all sets up along ventilation axis symmetry to make two sets of fans, air grid adjusting part can share a drive axostylus axostyle and drive, consequently, the utility model discloses a sharing drive assembly can further make simple structure compact, and it is convenient to install and maintain.
Drawings
Fig. 1 is a sectional view of an adjustable air grid unit for a ship draft tube with an air grid removed according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of an adjustable air grid unit for a ship ventilation pipe without a three-way fixing pipe according to an embodiment of the present invention;
fig. 3 is a side view of an adjustable air grid unit for a ventilation duct of a ship according to an embodiment of the present invention;
fig. 4 is a side view of an adjustable air fence unit for a ship air duct with an air fence removed according to an embodiment of the present invention.
In the figure: 100. the adjustable air grid unit for the ship ventilation pipe comprises a 10, a three-way fixing pipe, a 10a, an air inlet, a 10b, a ventilation axis, a 10c, an air guiding opening, 11, a supporting rod, a 111, a shaft passing part, a 20, a driving component, a 21, a driving motor, a 22, a driving shaft rod, a 23, a butterfly gear, a 30, a suction fan, 40, an air grid, 41, an air grid mounting frame, 42, an air grid blade, 50, an air grid adjusting component, 51, an adjusting cam, 52, a linkage piece, 521, a cam linkage part, 522, a grid blade linkage part, 60, a filter screen plate, 70, a dust removal component, 71, a rotating cylinder, 71a metal plate connecting part, 72, a stopping cylinder, 73 and a dust scraping plate.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following embodiments are specifically illustrated with reference to the accompanying drawings, and it is to be noted that the description of these embodiments is used to help understanding the present invention, but does not constitute the limitation of the present invention.
As shown in fig. 1 to 4, an adjustable air grid unit 100 for a ventilation duct of a ship in the present embodiment is communicated with a cabin of the ship, and is used for introducing an external air flow into the cabin.
The adjustable air grid unit 100 for the ship ventilation pipe comprises a three-way fixing pipe 10, a driving assembly 20, an extraction fan 30, an air grid 40, an air grid adjusting assembly 50, a filter screen plate 60 and a dust removing assembly 70.
Openings at two ends of the three-way fixing pipe 10 are respectively formed into ventilation openings of two cabins, the openings are used as cabin inlet air openings 10a, and pipe sections where the two cabin inlet air openings 10a are located extend coaxially; the extension shaft is used as a ventilation axis 10b, the other opening is communicated with external ventilation, the opening is used as an induced draft opening 10c, and particularly, the three-way fixed pipe 10 is a T-shaped pipeline.
The number of the extraction fan 30, the air grid 40, the air grid adjusting assembly 50, the filter screen plate 60 and the dust removing assembly 70 is two, and the extraction fan 30, the filter screen plate 60, the dust removing assembly 70, the air grid adjusting assembly 50 and the dust removing assembly 70 are symmetrically arranged inside the three-way fixed pipe 10 along the ventilation axis 10b, specifically, the extraction fan 30, the filter screen plate 60, the dust removing assembly 70, the air grid adjusting assembly 50 and the air grid 40 are sequentially arranged towards the cabin along the ventilation axis 10 b.
The inner wall of the three-way fixing pipe 10 is provided with support rods 11 along the radial direction, and the free ends of the support rods 11 are provided with through shaft parts 111, specifically, the number of the support rods 11 is multiple, the multiple support rods 11 are distributed along the ventilation axis 10b, and in the embodiment, the through shaft parts 111 are through holes.
A drive assembly 20 is disposed within the three-way stationary pipe 10, the drive assembly 20 including a drive motor 21, a drive shaft 22, and a pair of meshing butterfly gears 23.
The driving motor 21 is disposed on the inner wall of the three-way fixed pipe 10, the driving shaft 22 is rotationally coupled with the output shaft of the driving motor 21, the driving shaft 22 is disposed along the ventilation axis 10c, two end portions of the driving shaft 22 are located near the two cabin air inlets 10a, the pair of butterfly gears 23 are coaxially sleeved on the output shaft of the driving motor 21 and the driving shaft 22, the output shaft of the driving motor 21 is perpendicular to the driving shaft 22, the driving shaft 22 penetrates the shaft portion 111 through a bearing (not shown in the drawings), the driving motor 21 drives the driving shaft 22 to rotate through the meshing rotation of the driving butterfly gears, and in this embodiment, the driving motor 21 is disposed on the inner wall of a portion of the three-way fixed pipe 10 using the driving axis 10c as the central axis.
The suction fan 30 is coaxially fitted over the driving shaft 22, and when the driving shaft 22 rotates, the suction fan 30 rotates to make the air flow entering from the air inlet 10c flow out toward the cabin air inlet 10 a.
The air grid 40 is arranged at the cabin air inlet 10a, the air grid 40 comprises an air grid mounting frame 41, a plurality of air grid blades 42 and a plurality of grid blade shaft rods (not shown in the drawing) for correspondingly and rotatably connecting the air grid blades 42, the grid blade shaft rods are rotatably arranged at the air grid mounting frame 41 and are arranged at the outer side of the cabin air inlet 10a in a shielding manner, the grid blade shaft rods are perpendicular to the driving shaft rod 22, and in the embodiment, the air grid mounting frame 41 is fixedly arranged on the wall body of the cabin.
The damper adjustment assembly 50 includes an adjustment cam 51 and a linkage 52.
The adjustment cam 51 is coaxially disposed at an end of the driving shaft 22, and the link 52 has a cam link 521 and a gate link 522 integrally formed.
The filter screen 60 is captured within the three-way stationary pipe 10 between the extractor fan 30 and the air grid adjustment assembly 40, and in this embodiment, the drive shaft 22 passes through the filter screen 60.
The dust removing assembly 70 includes a rotary cylinder 71, a stopper cylinder 72, at least one dust scraping plate 73, and a pre-tightening spring (not shown in the drawings).
The rotary cylinder 71 and the stop cylinder 72 are located between the filter screen plate 60 and the air grid adjusting assembly 50, the rotary cylinder 71 and the stop cylinder 72 are coaxially sleeved on the driving shaft rod 22, the dust scraping plates 73 are arranged on the circumferential surface of the rotary cylinder 71, the dust scraping plates 73 are in scraping contact with the surface of the filter screen plate 60, the pre-tightening springs are located between the rotary cylinder 71 and the stop cylinder 72, two ends of the pre-tightening springs are respectively abutted to opposite end surfaces of the rotary cylinder 71 and the stop cylinder 72, specifically, the number of the dust scraping plates 73 is 2, a bent metal plate connecting portion 71a is formed on the circumferential surface of the rotary cylinder 71, the dust scraping plates 73 are arranged on the rotary cylinder 71 through the metal plate connecting portion 71a, the two dust scraping plates 73 are in rotational symmetry with the ventilation axis 10b as a symmetry axis, and have scraping surfaces (not shown in the drawing) flexibly interfering with the surface of the filter screen plate 60, so that when the driving shaft rod 22 rotates, the rotary cylinder 71 is driven to rotate, the dust scraping plates 73 rotate in a plane perpendicular to scrape the surface of the filter screen plate 60, and the pre-tightening springs are in contact with the predetermined dust scraping force of the filter screen plate 60 all the filter screen plate 60.
The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and changes that can be made by those skilled in the art without inventive work within the scope of the appended claims will still fall within the scope of the present invention.
Claims (6)
1. An adjustable air grid unit for a vessel draft tube in communication with a compartment of the vessel, comprising:
the two openings of the three-way fixing pipe form ventilation openings of two cabins respectively, the openings are used as cabin inlet air ports, and pipe sections where the two cabin inlet air ports are located extend coaxially; taking the extension shaft as a ventilation axis, and taking the other opening as an air inducing port, wherein the other opening is communicated with the outside;
the driving assembly is arranged in the three-way fixing pipe and comprises a driving motor and a driving shaft rod rotationally coupled with the driving motor, the driving shaft rod is arranged along the ventilation axis, and the end part of the driving shaft rod is positioned near the cabin inlet air port;
the exhaust fan is coaxially sleeved on the driving shaft lever;
the air grid is arranged at the cabin air inlet and comprises an air grid mounting frame, a plurality of air grid blades and a plurality of grid blade shaft rods which are correspondingly and rotatably connected with the air grid blades, the air grid blades are arranged outside the cabin air inlet in a shielding manner, and the grid blade shaft rods are perpendicular to the driving shaft rods;
the air grid adjusting assembly comprises an adjusting cam and a linkage piece, the adjusting cam is coaxially arranged at the end part of the driving shaft rod, the linkage piece is provided with a cam linkage part and a grid blade linkage part which are integrally formed, the cam linkage part is positioned above the adjusting cam and is arranged on the molded surface of the adjusting cam in a leaning manner, and the free ends of a plurality of air grid blades are fixedly arranged on the grid blade linkage part.
2. The adjustable air grid unit for a ventilating duct of a ship according to claim 1, wherein:
wherein the drive assembly further comprises a pair of meshing butterfly gears,
the driving motor is arranged on the inner wall of the three-way fixing pipe, an output shaft is perpendicular to the driving shaft rod, and the pair of meshed butterfly gears are respectively coaxially sleeved on the output shaft of the driving motor and the driving shaft rod.
3. The adjustable air grid unit for a ship draft tube of claim 1, further comprising:
and the filter screen plate is arranged in the three-way fixing pipe in a blocking manner and is positioned between the exhaust fan and the air grid adjusting assembly.
4. The adjustable air grid unit for a marine air duct according to claim 3, further comprising:
the dust removal component comprises a rotary cylinder, a stop cylinder, at least one dust scraping plate and a pre-tightening spring,
the rotary cylinder and the stop cylinder are both positioned between the filter screen plate and the air grid adjusting assembly and coaxially sleeved on the driving shaft rod, the dust scraping plate is arranged on the circumferential surface of the rotary cylinder and is in scraping contact with the surface of the filter screen plate, the pre-tightening spring is positioned between the rotary cylinder and the stop cylinder, and two ends of the pre-tightening spring are respectively abutted against the opposite end faces of the rotary cylinder and the stop cylinder.
5. The adjustable air grid unit for a ventilating duct of a ship according to any one of claims 1 to 4, wherein:
the number of the air draft fan, the number of the air grids and the number of the air grid adjusting assemblies are two, and the air draft fan, the air grids and the air grid adjusting assemblies are symmetrically arranged along the ventilation axis.
6. The adjustable air grid unit for a ship draft tube of claim 1, wherein:
the inner wall of the three-way fixing pipe is provided with a support rod along the radial direction, the free end of the support rod is provided with an over-shaft part, and the driving shaft rod penetrates through the over-shaft part through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223118045.8U CN218641056U (en) | 2022-11-23 | 2022-11-23 | Adjustable air grid unit for ship ventilation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223118045.8U CN218641056U (en) | 2022-11-23 | 2022-11-23 | Adjustable air grid unit for ship ventilation pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218641056U true CN218641056U (en) | 2023-03-17 |
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ID=85499019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223118045.8U Active CN218641056U (en) | 2022-11-23 | 2022-11-23 | Adjustable air grid unit for ship ventilation pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218641056U (en) |
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2022
- 2022-11-23 CN CN202223118045.8U patent/CN218641056U/en active Active
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