CN116923682B - Ventilation grille for ship - Google Patents
Ventilation grille for ship Download PDFInfo
- Publication number
- CN116923682B CN116923682B CN202311147472.5A CN202311147472A CN116923682B CN 116923682 B CN116923682 B CN 116923682B CN 202311147472 A CN202311147472 A CN 202311147472A CN 116923682 B CN116923682 B CN 116923682B
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- frame body
- plate
- blocks
- plate body
- grooves
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- 238000009423 ventilation Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 238000005381 potential energy Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- B63J2/08—Ventilation; Air-conditioning of holds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a ventilation grille for ships, which relates to the related field of ships and comprises a frame body, wherein the frame body is rectangular, a plurality of equidistant plate bodies are obliquely arranged, the plate bodies are fixed through connecting plates arranged on two sides, the plate bodies and the connecting plates are detachably arranged in the frame body in a connecting way, the integral increment in the grille installation and transportation process is greatly reduced through the assembly design of the plate bodies and the connecting plates, and the operation difficulty is further reduced.
Description
Technical Field
The invention relates to the field of ships, in particular to a ventilation grid for ships.
Background
In the aspect of waterway transportation, according to different airlines, the transportation time is different, the time is short for days and long for months;
the transportation of some goods places high demands on ventilation, for which reason the installation of ventilation grids is quite necessary, the current ventilation grids are mostly in an integrally fixed state, whereby the following drawbacks are present:
1. because the whole is in a fixed state, the corresponding welding positions are relatively more, so that the reinforcement efficiency is affected, and danger is generated;
2. the whole is in a fixed state, so that the grille is not closed or opened, and the goods can be influenced if the grille is in rainy weather;
3. the whole is fixed state, and the weight of corresponding single grid is great relatively, comparatively laborious when installing, and comparatively loaded down with trivial details at grid transportation handling's in-process.
For this purpose, we propose a ventilation grille for ships.
Disclosure of Invention
The invention aims to provide a ventilation grid for ships, which solves the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a ventilation grille for a ship, comprising:
the frame body is rectangular;
the plate bodies are arranged at equal intervals, the plate bodies are inclined, the plate bodies are fixed through connecting plates arranged on two sides, and the plate bodies and the connecting plates are connected and detachably mounted in the frame body.
Preferably, the two sides of the plurality of plate bodies are respectively fixed with a rotating shaft, the plate bodies are rotatably arranged in the frame body through the rotating shafts, and the plurality of rotating shafts are in transmission connection.
Preferably, the top of the plate body is provided with a notch, and the bottom of the plate body is fixed with an extension plate;
wherein, a plate body at the top is not provided with a notch, and a plate body at the bottom is not fixed with an extension plate.
Preferably, except for the single plate body at the top, arc-shaped surfaces are arranged on one side, away from the notch, of the top of the plate body.
Preferably, a rectangular groove is formed in one side, facing the notch, of the extension plate, and a sealing gasket is fixed to the rectangular groove.
Preferably, the top of the frame body is provided with a first bump integrally formed with the frame body, and the bottom of the frame body is provided with a second bump integrally formed with the frame body;
the first lug is positioned at one side of the plate body away from the second lug, and the second lug is positioned at one side of the plate body away from the first lug;
the second protruding block and one side of the first protruding block, which is far away from the plate body, are all arranged in an arc shape;
the top and the bottom of the inner wall of the frame body are respectively provided with a second movable groove, and the second movable grooves are positioned between the second convex blocks and the first convex blocks.
Preferably, two groups of assembly grooves are formed in one side of the frame body at equal intervals, and a first arc-shaped groove is formed in the tail end of each assembly groove;
two first movable grooves are symmetrically formed in the inner wall of the assembly groove, inclined blocks are slidably mounted in the two first movable grooves, springs are fixed on opposite sides of the two inclined blocks, and one end, away from the inclined blocks, of each spring is fixed on the bottom of each first movable groove;
and second arc grooves are formed in the two inclined blocks.
Preferably, a plurality of groups of limiting wheels are rotatably arranged on two sides of the frame body, protection plates are also fixed on two sides of the frame body, positioning wheels are rotatably arranged on the protection plates, the positioning wheels are coaxially arranged with the rotating shaft, and the limiting wheels and the positioning wheels are connected through a transmission chain;
the positioning wheel is narrower than the thickness of the transmission chain, and the diameter of the positioning wheel is smaller than the rotating shaft.
Preferably, the front surface of the frame body is also provided with two reinforcing members which are symmetrically arranged;
the reinforcement comprises two fixing plates, and a plurality of plugging blocks integrally formed with the fixing plates are equidistantly arranged on one side of the frame body.
Preferably, the inclination angle of the plate body is 45 degrees.
Compared with the prior art, the invention has the beneficial effects that: according to the installation method, the installation of the plate body is realized through the two first movable grooves and the springs, the rotating shaft on the plate body is pushed into the first arc-shaped groove through the external force piece, when the rotating shaft is in contact with the inclined blocks, the two inclined blocks are driven to move towards opposite directions through the inclined planes, meanwhile, the springs are compressed to store elastic potential energy, after the rotating shaft moves to the tail end of a stroke, the two inclined blocks are driven to move relatively until being abutted through the elastic potential energy stored by the release springs, the rotating shaft is limited through the second arc-shaped groove, meanwhile, the transmission chain is tightly tightened when the rotating shaft moves to the tail end of the stroke, the installation of the plate body and the rotating shaft is completed, the installation process is simple, time and labor are saved, and the difficulty of plate body assembly is reduced;
secondly, after the plate bodies to be installed are all installed, the whole synchronous rotation of the plate bodies can be realized through a transmission chain in a tightening state;
the invention aims at the rainy weather, and the plate body is interlocked to open and close to block the rainwater, so that the invention meets the ventilation requirement in sunny days and has better rainproof effect in the rainy weather.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 in yet another state;
FIG. 3 is an exploded view of a portion of the structure of FIG. 2;
FIG. 4 is an exploded view of a portion of the structure of FIG. 1;
FIG. 5 is a cross-sectional view of FIG. 1;
FIG. 6 is a plan view of FIG. 5;
FIG. 7 is a schematic view of the structure of the extension plate and the notch of the present invention;
FIG. 8 is an enlarged view of a portion as at A in FIG. 3;
FIG. 9 is a partial enlarged view at B in FIG. 4;
FIG. 10 is an enlarged view of a portion of FIG. 6 at C;
FIG. 11 is a partial enlarged view at D in FIG. 6;
FIG. 12 is an enlarged view of a portion of FIG. 6 at E;
FIG. 13 is a schematic view of the angle of the plate body according to the present invention.
In the figure: 1. a frame body; 2. a protection plate; 3. a blocking member; 4. a plate body; 5. a limiting wheel; 6. a positioning wheel; 7. a drive chain; 8. a rotating shaft; 9. an assembly groove; 10. a first arc-shaped groove; 11. a first movable groove; 12. a spring; 13. a tilting block; 14. a second arc-shaped groove; 15. a first bump; 16. a second bump; 17. an extension plate; 18. a notch; 19. an arc surface; 20. and a second movable groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-13, the present invention provides a technical solution: the ventilation grille for the ship comprises a frame body 1, wherein the frame body 1 is rectangular;
the plurality of plate bodies 4 are equidistantly arranged, the plurality of plate bodies 4 are obliquely arranged, the plurality of plate bodies 4 are fixed through connecting plates arranged on two sides, and the plate bodies 4 and the connecting plates are connected and detachably arranged in the frame body 1;
the inclination angle of the plate body 4 is 45 degrees.
Further, the plate body 4 and the connecting plate are detachably mounted in the frame body 1 through bolts;
the inclination state of plate body 4 is, and the top is towards frame body 1 back slope, and the bottom that corresponds is towards frame body 1 outside slope, and its effect is, and rainwater weather can play the rain-proof effect of certain degree, and its principle is, like the rainwater slope falls down in towards frame body 1, then can block through the plate body 4 that the slope set up.
A plurality of the plate body 4 both sides all are fixed with pivot 8, the plate body 4 passes through pivot 8 rotate install in the frame body 1, and a plurality of the transmission is connected between the pivot 8.
Further, the corresponding rotating shafts 8 are driven to rotate by driving the single plate body 4 to rotate reversely, and when the rotating shafts 8 rotate, the rest rotating shafts 8 are driven to rotate synchronously, so that the plurality of plate bodies 4 turn over synchronously in the same direction;
the plate body 4 is inclined and can be rainproof to a certain extent in rainy days, but partial rainwater can enter the frame body 1 in rainy days, and the embodiment can be plugged in a mode of driving the plate bodies 4 to reversely rotate, so that the rainwater can not enter.
The top of the plate body 4 is provided with a notch 18, and the bottom of the plate body is fixed with an extension plate 17;
wherein the top plate 4 is not provided with a notch 18 and the bottom plate 4 is not provided with an extension plate 17.
Further, when the plurality of plate bodies 4 are turned from the inclined state to the upright state, the extending plates 17 are positioned in the notches 18, in this way, the plate bodies 4 can be turned to the completely vertical state, the sealing performance is improved by the abutting connection between the extending plates 17 and the notches 18, if the extending plates 17 and the notches 18 are not arranged, the two plate bodies 4 cannot be turned to the abutting state of the opposite sides, interference can occur during turning, in the abutting state of the opposite sides, the plugging effect is wanted, the bottom of one plate body 4 at the top is required to press the top of the adjacent plate body to play the plugging effect, and in this way, the use of materials is increased, and the appearance is not attractive.
Except for the single top plate body 4, the side, away from the notch 18, of the top of the rest plate body 4 is provided with an arc-shaped surface 19.
Further, as shown in fig. 11, there is a gap between two adjacent plate bodies 4, and the gap between the two adjacent plate bodies is blocked by the extending plate 17, so that certain water can be accumulated due to the gap between the two plate bodies 4, the water accumulated in the gap can fall into the frame body 1 when the plate bodies 4 are driven to turn over from the upright state to the inclined state, and in this embodiment, by skillfully using the arc-shaped surface 19, the water can slide along the arc-shaped surface 19 in the presence of the arc-shaped surface 19 when entering the intermittent position, so that the situation of rainwater accumulation cannot occur.
Not shown in the drawings, a rectangular groove is formed on the side of the extending plate 17 facing the notch 18, and a sealing gasket is fixed on the rectangular groove.
Further, the sealability of the notch 18 and the extension plate 17 at the time of abutment is improved by installing a gasket between the notch 18 and the extension plate 17.
The top of the frame body 1 is provided with a first lug 15 integrally formed with the frame body, and the bottom of the frame body 1 is provided with a second lug 16 integrally formed with the frame body;
the first protruding block 15 is positioned on the side of the plate body 4 away from the second protruding block 16, and the second protruding block 16 is positioned on the side of the plate body 4 away from the first protruding block 15;
the second protruding blocks 16 and the first protruding blocks 15 are all arranged in an arc shape on one side far away from the plate body 4;
the top and the bottom of the inner wall of the frame body 1 are respectively provided with a second movable groove 20, and the second movable grooves 20 are positioned between the second protruding blocks 16 and the first protruding blocks 15.
Further, when the plate body 4 is turned over, the plate body moves along the F path, if the second movable groove 20 is not provided, interference occurs, and the plate body 4 cannot be turned over, and if the second movable groove 20 is provided, the sealing property is lost when the plate body 4 is turned over to an upright state;
in the embodiment, the second protruding block 16 is arranged on the outer side of the bottom of the frame body 1, so that the problem that the sealing performance of the plate body 4 is lost due to the existence of the second movable groove 20 in the vertical state can be effectively solved;
wherein, through the cooperation of the second protruding block 16 and the arc-shaped surface 19, the rainwater can move to the outside of the frame body 1 and does not stay in the frame body 1;
it should be noted that, since the rainwater stands up or falls down obliquely from the top, the second movable groove 20 at the top in the frame body 1 is not related to the sealing property, and the first protrusion 15 at the top plays a role of limiting the plate body 4.
Two groups of assembly grooves 9 are formed in one side of the frame body 1 at equal intervals, and a first arc-shaped groove 10 is formed in the tail end of each assembly groove 9;
two first movable grooves 11 are symmetrically formed in the inner wall of the assembly groove 9, inclined blocks 13 are slidably mounted in the two first movable grooves 11, springs 12 are fixed on opposite sides of the two inclined blocks 13, and one end, away from the inclined blocks 13, of each spring 12 is fixed with the bottom of each first movable groove 11;
the two inclined blocks 13 are provided with second arc grooves 14.
Further, when the installation is carried out, the rotating shaft 8 is driven to be positioned in the assembly groove 9 by external force and the rotating shaft 8 is driven to move to the stroke end, but when the rotating shaft 8 is contacted with the inclined surfaces of the two inclined blocks 13, the rotating shaft 8 drives the two inclined blocks 13 to move towards opposite directions to give way;
when the two inclined blocks 13 move in opposite directions, the springs 12 are compressed, so that the springs 12 deform and store a certain elastic potential energy, and when the rotating shaft 8 passes through the inclined blocks 13, the inclined blocks 13 are driven to reset by releasing the elastic potential energy stored by the springs 12;
in this embodiment, a limiting hole is formed by the second arc-shaped groove 14 and the first arc-shaped groove 10 which are arranged on the two inclined blocks 13, and when the two inclined blocks 13 are reset, the rotating shaft 8 is limited, so that the rotating shaft 8 can rotate in the limiting hole;
the plate body 4 can be simply and quickly installed, so that the frame body 1 and the plate body 4 can be installed in real time on a construction site, and the plate body 4 and the frame body 1 can be transported separately during transportation;
because the plate body 4 is movably arranged on the frame body 1, the situation that the collision is likely to occur and the damage is caused during the movement can be effectively solved through the separation and the installation.
The device comprises a frame body 1, a plurality of groups of limiting wheels 5, a protection plate 2, a positioning wheel 6, a transmission chain 7 and a positioning wheel 6, wherein the groups of limiting wheels 5 are rotatably arranged on two sides of the frame body 1, the protection plate 2 is fixedly arranged on two sides of the frame body, the positioning wheel 6 is coaxially arranged with the rotation shaft 8, and the limiting wheels 5 and the positioning wheels 6 are connected through the transmission chain 7;
wherein, the positioning wheel 6 is narrower than the thickness of the transmission chain 7, and the diameter of the positioning wheel 6 is smaller than the rotating shaft 8.
Further, the single set of limiting wheels 5 comprises two four guiding wheels, and the four guiding wheels are respectively positioned at two sides of the assembly groove 9;
wherein, the transmission chain 7 is in a loose state in a normal state, and is matched with the transmission chain 7 after the rotating shaft 8 moves to form a tail end so as to replace the positioning wheel 6 to make the transmission chain 7 in a tight state;
the positioning wheel 6 plays a role in positioning the transmission chain 7, so that the rotating shafts 8 can keep the current state when not installed, but are in a loose state, and when the rotating shafts 8 are installed, the transmission chain 7 is in a tight state by replacing the positioning wheel 6, and at the moment, a plurality of rotating shafts 8 are in a linkage state.
Two plugging pieces 3 which are symmetrically arranged are also arranged on the front surface of the frame body 1;
the plugging piece 3 comprises two fixing plates, and a plurality of plugging blocks integrally formed with the fixing plates are equidistantly arranged on one side of the fixing plates, which faces the frame body 1.
Further, the plugging blocks are inserted into the assembly groove 9 to plug the assembly groove 9, so that the two inclined blocks 13 are prevented from being driven to move towards opposite directions and are prevented from being unseated under the influence of external factors;
the fixing plate is fixed on the frame body 1 through bolts, and of course, other fixing modes can be adopted, and specific opposite is not performed in the application.
The invention can be electrically connected with the motor through the rainwater controller, and the motor drives the single plate body 4 to turn over, so that the plate body 4 can be turned over and opened and closed.
In summary, the assembly design of the plate body 4 and the plate body enables the overall increment to be greatly reduced in the processes of grid installation, transportation and carrying, and operation difficulty to be further reduced;
the invention aims at the rainy weather, and the plate body 4 is opened and closed in a linkage way to block the rainwater, so that the invention meets the ventilation requirement in the sunny day and has better rainproof effect in the rainy weather;
secondly, the invention has the advantages of relatively simple structure, low production cost and relatively high practicability.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A ventilation grille for a ship, comprising:
the frame comprises a frame body (1), wherein the frame body (1) is rectangular;
the plurality of plate bodies (4) are equidistantly arranged, the plurality of plate bodies (4) are obliquely arranged, the plurality of plate bodies (4) are fixed through connecting plates arranged on two sides, and the plate bodies (4) and the connecting plates are connected and detachably arranged in the frame body (1);
the two sides of the plurality of plate bodies (4) are fixedly provided with rotating shafts (8), the plate bodies (4) are rotatably arranged in the frame body (1) through the rotating shafts (8), and the plurality of rotating shafts (8) are in transmission connection;
the device comprises a frame body (1), a plurality of groups of limiting wheels (5) rotatably arranged on two sides of the frame body, protection plates (2) are further fixed on two sides of the frame body (1), positioning wheels (6) are rotatably arranged on the protection plates (2), the positioning wheels (6) are coaxially arranged with a rotating shaft (8), and the limiting wheels (5) and the positioning wheels (6) are connected through a transmission chain (7);
wherein the width of the positioning wheel (6) is narrower than the width of the transmission chain (7), and the diameter of the positioning wheel (6) is smaller than the rotating shaft (8);
the top of the plate body (4) is provided with a notch (18), and the bottom of the plate body is fixedly provided with an extension plate (17);
wherein, a notch (18) is not arranged on one plate body (4) at the top, an extension plate (17) is not fixed on one plate body (4) at the bottom, and arc-shaped surfaces (19) are arranged on one side, far away from the notch (18), of the tops of the rest plate bodies (4) except for the single plate body (4) at the top;
two groups of assembly grooves (9) are formed in the frame body (1) at equal intervals, and a first arc-shaped groove (10) is formed in the tail end of each assembly groove (9);
two first movable grooves (11) are symmetrically formed in the inner wall of the assembly groove (9), inclined blocks (13) are slidably arranged in the two first movable grooves (11), springs (12) are fixed on opposite sides of the two inclined blocks (13), and one end, away from the inclined blocks (13), of each spring (12) is fixed with the corresponding first movable groove (11);
the two inclined blocks (13) are provided with second arc grooves (14), the second arc grooves (14) and the first arc grooves (10) on the two inclined blocks (13) form limiting holes, and when the two inclined blocks (13) are reset, the rotating shaft (8) is limited, so that the rotating shaft (8) can rotate in the limiting holes;
two plugging pieces (3) which are symmetrically arranged are also arranged on the front surface of the frame body (1);
the plugging piece (3) comprises a fixing plate, a plurality of plugging blocks which are integrally formed with the fixing plate are arranged on one side of the frame body (1) at equal intervals, and the plugging blocks are inserted into the assembly groove (9) so as to plug the assembly groove (9), and the two inclined blocks (13) are prevented from being influenced by external factors to be driven to move towards opposite directions and abdy.
2. A ventilation grille for a ship according to claim 1, characterized in that: rectangular grooves are formed in one side, facing the notch (18), of the extension plate (17), and sealing gaskets are fixed to the rectangular grooves.
3. A ventilation grille for a ship according to claim 2, characterized in that: the top of the frame body (1) is provided with a first lug (15) integrally formed with the frame body, and the bottom of the frame body (1) is provided with a second lug (16) integrally formed with the frame body;
the first protruding block (15) is positioned on one side of the plate body (4) away from the second protruding block (16), and the second protruding block (16) is positioned on one side of the plate body (4) away from the first protruding block (15);
the second protruding blocks (16) and the first protruding blocks (15) are arranged in an arc shape at one side far away from the plate body (4);
the top and the bottom of the inner wall of the frame body (1) are respectively provided with a second movable groove (20), and the second movable grooves (20) are positioned between the second convex blocks (16) and the first convex blocks (15).
4. A ventilation grille for a ship according to claim 1, characterized in that: the inclination angle of the plate body (4) is 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311147472.5A CN116923682B (en) | 2023-09-07 | 2023-09-07 | Ventilation grille for ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311147472.5A CN116923682B (en) | 2023-09-07 | 2023-09-07 | Ventilation grille for ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116923682A CN116923682A (en) | 2023-10-24 |
| CN116923682B true CN116923682B (en) | 2023-12-22 |
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ID=88388093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311147472.5A Active CN116923682B (en) | 2023-09-07 | 2023-09-07 | Ventilation grille for ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116923682B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254684A (en) * | 2019-06-20 | 2019-09-20 | 中船黄埔文冲船舶有限公司 | Air grid device peculiar to vessel |
| CN213718431U (en) * | 2020-12-22 | 2021-07-16 | 常熟市三巨电气有限公司 | Electrical cabinet for ship propulsion equipment |
| CN217198614U (en) * | 2022-02-11 | 2022-08-16 | 江门市南洋船舶工程有限公司 | Ventilation grid for boats and ships |
| CN218967169U (en) * | 2022-12-28 | 2023-05-05 | 大连宝盛船舶工程有限公司 | Ventilation grille for ship |
-
2023
- 2023-09-07 CN CN202311147472.5A patent/CN116923682B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254684A (en) * | 2019-06-20 | 2019-09-20 | 中船黄埔文冲船舶有限公司 | Air grid device peculiar to vessel |
| CN213718431U (en) * | 2020-12-22 | 2021-07-16 | 常熟市三巨电气有限公司 | Electrical cabinet for ship propulsion equipment |
| CN217198614U (en) * | 2022-02-11 | 2022-08-16 | 江门市南洋船舶工程有限公司 | Ventilation grid for boats and ships |
| CN218967169U (en) * | 2022-12-28 | 2023-05-05 | 大连宝盛船舶工程有限公司 | Ventilation grille for ship |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116923682A (en) | 2023-10-24 |
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