CN218977711U - Wave-resistant net cage and wave-resistant net cage system - Google Patents
Wave-resistant net cage and wave-resistant net cage system Download PDFInfo
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- CN218977711U CN218977711U CN202222662671.7U CN202222662671U CN218977711U CN 218977711 U CN218977711 U CN 218977711U CN 202222662671 U CN202222662671 U CN 202222662671U CN 218977711 U CN218977711 U CN 218977711U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The utility model discloses a wave-resistant net cage, which is characterized in that a plurality of groups of first hinge structures which are distributed along the transverse axis direction are arranged on a part of a net cage body extending along the transverse axis direction so as to realize movable connection, the first hinge structures comprise a plurality of first hinge points which are distributed along the vertical axis direction, a plurality of groups of first hinge structures which are distributed along the vertical axis direction are arranged on a part of the net cage body extending along the vertical axis direction so as to realize movable connection, the first hinge structures comprise a plurality of second hinge points which are distributed along the transverse axis direction, at the moment, the whole net cage body consists of a plurality of hinged parts along the transverse axis direction and consists of a plurality of hinged parts along the vertical axis direction, so that the net cage body can move along with wind waves, and has good wave resistance; the utility model also discloses a wave-resistant net cage system which has good wave resistance.
Description
Technical Field
The utility model relates to the technical field of aquaculture, in particular to a wave-resistant net cage and a wave-resistant net cage system.
Background
The net cage culture has the characteristics of intensification, high density and the like, but long-term high-density culture also brings a series of problems, such as near coast overload development, fishery resource reduction, serious net cage coat fouling, poor water exchange capacity, increasingly worsened sea area culture environment, frequent outbreak of culture diseases and the like, the unit culture yield is obviously lower than the international level, and the green sustainable development of China offshore fishery resources is severely restricted. Therefore, most fishermen throw the eye light to a wider open sea area, and the aquaculture 'open sea' can utilize plankton in the open sea as bait, so that the cultivation cost is greatly reduced; the high-quality delicious aquatic products can be obtained; the open sea has stronger self-purification function and can solve the problem of aquiculture pollution to water areas.
The existing net cage (also called fish raft) has poor wind wave resistance, can be only used in the areas such as inner bays, shallow water sea areas or estuaries with good wind-shielding conditions, and can bring about great loss once being attacked by strong wind waves such as typhoons. Therefore, the device cannot be well adapted to the hydrologic environment of the open sea area, and has great defects in use.
Disclosure of Invention
The utility model aims to provide a wave-resistant net cage which has good wave resistance.
The technical aim of the utility model is realized by the following technical scheme: the wave-resistant net cage comprises a net cage body, wherein the net cage body is in a grid shape, a plurality of groups of first hinge structures which are distributed along the transverse axis direction to realize movable connection are arranged on a part, extending along the transverse axis direction, of the net cage body, and the first hinge structures comprise a plurality of first hinge points which are distributed along the vertical axis direction; the net cage comprises a net cage body, wherein the net cage body is provided with a plurality of groups of second hinge structures which are distributed in a arraying mode along the vertical axis direction to realize movable connection, the second hinge structures comprise a plurality of second hinge points which are distributed in a arraying mode along the horizontal axis direction, and the hinge direction of the first hinge points is perpendicular to the hinge direction of the second hinge points.
Through adopting above-mentioned scheme, through being provided with the multiunit along the first hinge structure of cross axle direction range distribution in order to realize swing joint on the part that the box with a net body extends along the cross axle direction, first hinge structure includes a plurality of first hinge points along vertical axis direction range distribution, be provided with multiunit along vertical axis direction range distribution in order to realize swing joint's first hinge structure at the part that the box with a net body extends along the vertical axis direction, first hinge structure includes a plurality of second hinge points along the cross axle direction range distribution, at this moment whole box with a net body comprises a plurality of looks articulated parts along the cross axle direction, by a plurality of looks articulated parts constitution along the vertical axis direction, thereby the box with a net body can move along with the stormy waves, thereby have good wave resistance ability.
The utility model is further provided with: the net cage body comprises a steel structure frame with a plurality of first hinge points and second hinge points and a plurality of grid pedals installed in the steel structure frame, and the length of each grid pedal is matched with the length of an installation area of each steel structure frame.
Through adopting above-mentioned scheme, the box with a net body includes steel construction frame, grid footboard, and the structural strength of box with a net body can be improved in the setting of steel construction frame, and the grid footboard can supply the wind and wave to pass, also possesses good wave resistance ability.
The utility model is further provided with: the steel structure frame comprises a plurality of first passages extending along the transverse axis direction, a plurality of second passages extending along the vertical axis direction and a plurality of third passages extending along the vertical direction; the plurality of first aisle groups are hinged in sequence to form a first aisle group, a plurality of groups of first aisle groups are arranged along the vertical axis direction, and an extension part is arranged at the end part of a first aisle of the first aisle group positioned at one side of the first aisle groups; the second passageway is arranged at one end of two corresponding first passageway of two adjacent first passageway groups far away from the extension part, when the second passageway is positioned between the first passageway group with the extension part and the adjacent first passageway group, the two ends of the second passageway are fixedly connected at the first passageway ends of the two first passageway groups, and when the second passageway is positioned between the other two adjacent first passageway groups, one end of the second passageway is hinged at the end of one first passageway and the other end of the second passageway is fixedly connected at the end of the other first passageway; the plurality of third channels are hinged in sequence to form a third channel group, one end of the third channel group is fixed on the extending part of the first channel group on one side, and the side surface of one end of the extending part of the third channel far away from the first channel is respectively fixed with the first channels of the rest first channel groups; the hinge positions of two adjacent first aisles of the same first aisle group respectively form a plurality of first hinge points; and the hinge positions of the second passageway and the first passageway and the hinge positions of two adjacent third passageways respectively form a plurality of second hinge points.
By adopting the scheme, the hinge positions of two adjacent first aisles of the same first aisle group respectively form a plurality of first hinge points; the hinge positions of the second passageway and the first passageway and the hinge positions of two adjacent third passageways respectively form a plurality of second hinge points, and finally a plurality of groups of first hinge structures and a plurality of groups of second hinge structures are formed, so that the net cage body has good wave resistance; in addition, as the net cage body is supported by matching with the pontoon in the use process, the fishermen can not walk on the first passageway, the second passageway and the third passageway; meanwhile, in the installation process of the first passageway, the second passageway and the third passageway, a plurality of connection points are fixedly connected, so that an L-shaped fixed passageway can be formed, and the stability of fishermen during walking on the fixed passageway is improved.
The utility model is further provided with: the steel structure frame is located between two parts of a first hinge point and between two parts of a second hinge point, the hinge structure comprises a hinge bolt, a gasket sleeved on the hinge bolt, a fixing nut screwed on one end of the hinge bolt, two symmetrical nylon sleeves sleeved on the hinge bolt and provided with L-shaped sections, the hinge bolt, the gasket and the fixing nut are arranged on one part of a hinge part, the other part of the hinge part is sleeved on the two nylon sleeves to realize hinge, and the two annular edges protruding from the periphery of the nylon sleeves are located at one ends far away from each other.
Through adopting above-mentioned scheme, hinge structure is used for realizing being located between two parts of first pin joint, hinge connection between two parts of second pin joint, at the nylon sleeve of structural structure, reducible two parts are with the friction abnormal sound when the stormy waves rotate, reducible two parts are with the abnormal sound when the stormy waves collide with, and have the effect that reduces frictional force and buffering.
The utility model is further provided with: the utility model discloses a limiting structure of rotation angle between two first passageway that first passageway group is close to extension is provided with between two first passageway, limiting structure includes that one end sets up in one of them first passageway below and through the fixed spacing pipe of two sets of first bolt and nut, a plurality of cover establish on the bolt of first bolt and nut and be in spacing gasket between pipe and the first passageway, set up at the other end upper surface of spacing pipe and be located the rubber pad of another first passageway below.
By adopting the scheme, as the end part of the net cage body needs to be fixed through the fixing piles and the inhaul cables in use, under the action of ocean currents, the inhaul cables have a vertical downward component force on the tensile force of the end part of the net cage body, so that the problem that the downward rotation angle of the end part of the net cage body is overlarge can occur, and the problem can be solved by the arrangement of the limiting structure; after the end part of the net cage body rotates downwards to a certain angle, the rubber pad of the limiting structure is abutted against the adjacent first passageway so as to limit the rotation angle of the first passageway at the end part of the net cage body; the rubber pad has the functions of buffering and silencing; and meanwhile, the limiting angle can be adjusted by setting the number of the separation gaskets.
The utility model is further provided with: the middle parts of the first passageway, the second passageway and the third passageway are respectively provided with a supporting beam for placing the grating pedal, a plurality of locking structures for being buckled on the grating pedal are arranged on the supporting beams, and each locking structure comprises locking sheets, two ends of each locking sheet are provided with buckling parts for being buckled on the grating pedal reversely, and second bolt nuts for fixing the middle parts of the locking sheets on the supporting beams.
Through adopting above-mentioned scheme, because of the stormy waves exists effort to the grid footboard, the lock portion at locking structure's fly leaf both ends can realize the lock on the grid footboard, and fly leaf middle part accessible second bolt nut is fixed on supporting beam to realize locking fixedly to the grid footboard, avoid the condition emergence that the grid footboard dropped.
The utility model aims to provide a wave-resistant net cage system which has good wave resistance.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides an unrestrained net cage system, includes the net cage body, be mirror image net cage body that limit structure's one end and looks articulated are kept away from with the net cage body to mirror image relation, a plurality of flotation pontoons that set up in net cage body and mirror image net cage body below, a plurality of be used for fixing at the seabed and be located the fixed pile of one side is kept away from each other respectively to net cage body and mirror image net cage body, set up between fixed pile and net cage body tip and the cable between fixed pile and the mirror image net cage body tip, the length direction of net cage body, mirror image net cage body sets up along ocean current direction.
By adopting the scheme, the wave-resistant net cage system adopts the net cage body and the mirror image net cage body, so that the wave-resistant net cage system has good wave resistance; meanwhile, when the net cage body is used, through the combined use of the net cage body and the mirror image net cage body, the limiting structure of the net cage body and the limiting structure of the mirror image net cage body are far away from each other, so that the problem that the sinking angles of the two ends along with ocean currents in the process are overlarge can be solved.
Drawings
Fig. 1 is a schematic structural view of embodiment 1;
FIG. 2 is a partial schematic view of the base of FIG. 1;
FIG. 3 is a partial schematic view of the base of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
fig. 5 is a schematic structural view of the hinge structure in embodiment 1;
FIG. 6 is a schematic view showing a partial structure of a mounting portion of a grille pedal in embodiment 1;
fig. 7 is a schematic structural diagram of embodiment 2.
Reference numerals: 1. a cage body; 11. a steel structural frame; 111. a first aisle; 1111. an extension; 112. a second aisle; 113. a third aisle; 114. a support beam; 12. a grille pedal; 2. a first hinge point; 3. a second hinge point; 4. a hinge structure; 41. a hinge bolt; 42. a gasket; 43. a fixing nut; 44. a nylon sleeve; 5. a limit structure; 51. a limiting tube; 52. a first bolt nut; 53. a spacer; 54. a rubber pad; 6. a locking structure; 61. a locking piece; 611. a buckling part; 62. a second bolt nut; 7. a mirror image cage body; 8. a pontoon; 9. fixing piles; 10. and (5) a inhaul cable.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Examples: the wave-resistant net cage comprises a net cage body 1, wherein the net cage body 1 is in a grid shape, a plurality of groups of first hinge structures which are distributed along the transverse axis direction and are movably connected are arranged on the part, extending along the transverse axis direction, of the net cage body 1, and each first hinge structure comprises a plurality of first hinge points 2 which are distributed along the vertical axis direction; the part of the net cage body 1 extending along the vertical axis direction is provided with a plurality of groups of second hinge structures which are distributed along the vertical axis direction in order to realize movable connection, and the second hinge structures comprise a plurality of second hinge points 3 distributed along the horizontal axis direction; while the hinge direction of the first hinge point 2 is perpendicular to the hinge direction of the second hinge point 3.
The net cage body 1 comprises a steel structure frame 11 with a plurality of first hinge points 2 and second hinge points 3, and a plurality of grating pedals 12 installed in the steel structure frame 11, wherein the lengths of the grating pedals 12 are matched with the lengths of installation areas of the steel structure frame 11.
The steel structure frame 11 includes a plurality of first aisles 111 extending in the horizontal axis direction, a plurality of second aisles 112 extending in the vertical axis direction, and a plurality of third aisles 113 extending in the vertical direction. The plurality of first aisles 111 are sequentially hinged to form a first aisle group, a plurality of groups of first aisle groups are arranged along the vertical axis direction, and the end parts of the first aisles 111 of the first aisle group positioned at one side of the first aisle groups are provided with extension parts 1111. The second aisle 112 is disposed at one end of the corresponding two first aisle 111 of the adjacent two first aisle groups away from the extension 1111, and when disposed between the first aisle group having the extension 1111 and the adjacent first aisle group, both ends of the second aisle 112 are fixedly connected to the first aisle 111 ends of the two first aisle groups, and when disposed between the remaining two adjacent first aisle groups, one end of the second aisle 112 is hinged to the end of one first aisle 111 and the other end is fixed to the end of the other first aisle 111. The third passageways 113 are hinged in sequence to form a third passageway group, one end of the third passageway group is fixed on the extension 1111 of the first passageway 111 of the first passageway group on one side, and the side surface of one end of the extension 1111 of the third passageway 113, which is far away from the first passageway 111, is respectively fixed with the first passageways 111 of the rest of the first passageway groups. The hinge points of two adjacent first aisles 111 of the same first aisle group respectively form a plurality of first hinge points 2; the hinge points of the second aisle 112 and the first aisle 111 and the hinge points of two adjacent third aisles 113 respectively constitute a plurality of second hinge points 3.
The steel structure frame 11 is located between two parts of the first hinge point 2 and between two parts of the second hinge point 3, and is provided with a hinge structure 4, wherein the hinge structure 4 comprises a hinge bolt 41, a gasket 42 sleeved on the hinge bolt 41, a fixing nut 43 in threaded connection with one end of the hinge bolt 41, and two nylon sleeves 44 symmetrically sleeved on the hinge bolt 41 and with an L-shaped section. The hinge bolt 41, the washer 42 and the fixing nut 43 are arranged on one part of the hinge, the other part of the hinge is sleeved on the two nylon sleeves 44 to realize hinge, and the annular edges protruding from the peripheral sides of the two nylon sleeves 44 are positioned at one ends far away from each other. The remaining joints of the steel structure frame 11 are fixedly connected by means of plug-in fit bolts and nuts (not shown in detail).
Between the two first aisles 111 of the first aisle group near the extension 1111, a limiting structure 5 limiting the rotation angle between the two first aisles 111 is provided. The limiting structure 5 comprises a limiting pipe 51, a plurality of separation gaskets 53 and a rubber pad 54, wherein one end of the limiting pipe 51 is arranged below one first aisle 111 and is fixed through two groups of first bolt nuts 52, the separation gaskets 53 are sleeved on bolts of the bolt nuts and are positioned between the limiting pipe 51 and the first aisle 111, and the rubber pad 54 is arranged on the upper surface of the other end of the limiting pipe 51 and is positioned below the other first aisle 111.
A supporting beam 114 for placing the grille pedal 12 is arranged in the middle of each of the first passageway 111, the second passageway 112 and the third passageway 113, a plurality of locking structures 6 for being buckled on the grille pedal 12 are arranged on part of the supporting beam 114, each locking structure 6 comprises a locking piece 61 with buckling parts 611 reversely buckled on the grille pedal 12 at two ends, and a second bolt and nut 62 for fixing the middle part of the locking piece 61 on the supporting beam 114.
The implementation effect is as follows: the first hinge structures are arranged and distributed along the transverse axis direction to realize movable connection, the first hinge structures comprise a plurality of first hinge points 2 which are arranged and distributed along the vertical axis direction, the first hinge structures are arranged and distributed along the vertical axis direction to realize movable connection, the first hinge structures comprise a plurality of second hinge points 3 which are arranged and distributed along the transverse axis direction, and at the moment, the whole net cage body 1 is composed of a plurality of hinged parts along the transverse axis direction and a plurality of hinged parts along the vertical axis direction, so that the net cage body 1 can move along with stormy waves, and has good wave resistance.
The hinge points of two adjacent first aisles 111 of the same first aisle group respectively form a plurality of first hinge points 2; the hinge parts of the second passageway 112 and the first passageway 111 and the hinge parts of two adjacent third passageways 113 respectively form a plurality of second hinge points 3, and finally a plurality of groups of first hinge structures and a plurality of groups of second hinge structures are formed, so that the net cage body 1 has good wave resistance performance; in addition, as the net cage body 1 is required to be supported by matching with the pontoon 8 in the use process, the movement of fishermen on the first passageway 111, the second passageway 112 and the third passageway 113 is not a problem; meanwhile, in the installation process of the first passageway 111, the second passageway 112 and the third passageway 113, a plurality of connection points with fixedly connected connection parts exist, so that an L-shaped fixed passageway can be formed, and the stability of fishermen during walking on the fixed passageway is improved.
Because the end part of the net cage body 1 needs to be fixed through the fixing piles 9 and the stay ropes 10 (shown in fig. 7 of the matched embodiment 2) in use, under the action of ocean currents, the stay ropes 10 have a vertical downward component force on the tensile force of the end part of the net cage body 1, so that the problem of overlarge downward rotation angle of the end part of the net cage body 1 can occur, and the problem can be solved by arranging the limiting structure 5; after the end part of the net cage body 1 rotates downwards to a certain angle, the rubber pad 54 of the limiting structure 5 is abutted against the adjacent first passage 111, so that the rotation angle of the first passage 111 at the end part of the net cage body 1 is limited; the rubber pad 54 has the functions of buffering and silencing; and the number of the separation gaskets 53 can be set to realize the adjustment of the limiting angle.
Example 2: the utility model provides a unrestrained box with a net system, including box with a net body 1 in embodiment 1, be mirror image box with a net body 1 and keep away from limit structure 5 one end and articulated mirror image box with a net body 7 mutually, a plurality of flotation pontoons 8 that set up in box with a net body 1 and mirror image box with a net body 7 below, a plurality of be used for fixing at the seabed and lie in box with a net body 1 respectively and mirror image box with a net body 7 keep away from one side each other the spud 9, set up the cable 10 between spud 9 and box with a net body 1 tip and between spud 9 and mirror image box with a net body 7 tip, the length direction of box with a net body 1, mirror image box with a net body 7 sets up along ocean current direction.
The implementation effect is as follows: the net cage body 1 and the mirror image net cage body 7 are adopted in the wave-resistant net cage system, so that the wave-resistant net cage system has good wave resistance; meanwhile, when the net cage body 1 is used, through the combined use of the net cage body 1 and the mirror image net cage body 7, the limiting structure 5 of the net cage body 1 and the limiting structure 5 of the mirror image net cage body 7 are far away from each other, so that the problem that the sinking angles of the two ends along with ocean current in-process are overlarge can be solved.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (7)
1. The utility model provides a unrestrained box with a net, includes box with a net body (1), its characterized in that: the net cage body (1) is in a grid shape, a plurality of groups of first hinge structures which are distributed along the transverse axis direction in a arrayed manner are arranged on the part, extending along the transverse axis direction, of the net cage body (1) so as to realize movable connection, and the first hinge structures comprise a plurality of first hinge points (2) which are distributed along the vertical axis direction in an arrayed manner; the net cage is characterized in that a plurality of groups of second hinge structures which are distributed in a arrayed mode along the vertical axis direction are arranged at the part, extending along the vertical axis direction, of the net cage body (1) so as to realize movable connection, the second hinge structures comprise a plurality of second hinge points (3) which are distributed in a arrayed mode along the horizontal axis direction, and the hinge direction of the first hinge points (2) is perpendicular to the hinge direction of the second hinge points (3).
2. The wave resistant net cage of claim 1, wherein: the net cage body (1) comprises a steel structure frame (11) with a plurality of first hinge points (2) and second hinge points (3), and a plurality of grid pedals (12) arranged in the steel structure frame (11), wherein the length of each grid pedal (12) is matched with the length of each installation area of the steel structure frame (11).
3. A wave resistant net cage according to claim 2, wherein: the steel structure frame (11) comprises a plurality of first passages (111) extending along the transverse axis direction, a plurality of second passages (112) extending along the vertical axis direction and a plurality of third passages (113) extending along the vertical direction;
a plurality of first aisle (111) are hinged in sequence to form a first aisle group, a plurality of groups of first aisle groups are arranged along the vertical axis direction, and an extension part (1111) is arranged at the end part of the first aisle (111) of the first aisle group positioned at one side of the first aisle groups;
the second passageway (112) is arranged at one end of two corresponding first passageway (111) of two adjacent first passageway groups far away from the extension part (1111), when being positioned between the first passageway group with the extension part (1111) and the adjacent first passageway group, two ends of the second passageway (112) are fixedly connected at the ends of the first passageway (111) of the two first passageway groups, and when being positioned between the other two adjacent first passageway groups, one end of the second passageway (112) is hinged at the end of one first passageway (111) and the other end is fixed at the end of the other first passageway (111);
the plurality of third channels (113) are hinged in sequence to form a third channel group, one end of the third channel group is fixed on an extension part (1111) of a first channel (111) of the first channel group on one side, and one end side surface of the extension part (1111) of the third channel (113) which is far away from the first channel (111) is respectively fixed with the first channels (111) of the rest of the first channel groups;
the hinge points of two adjacent first aisles (111) of the same first aisle group respectively form a plurality of first hinge points (2); the hinge joint of the second aisle (112) and the first aisle (111) and the hinge joint of two adjacent third aisles (113) respectively form a plurality of second hinge points (3).
4. A wave resistant net cage according to claim 3, wherein: the steel structure frame (11) is located between two parts of the first hinge point (2), all be provided with hinge structure (4) between two parts of the second hinge point (3), hinge structure (4) are including hinge bolt (41), cover establish packing ring (42) on hinge bolt (41), threaded connection at fixation nut (43) of hinge bolt (41) one end, two symmetry cover establish on hinge bolt (41) and the cross-section is nylon sleeve (44) of "L", hinge bolt (41), packing ring (42), fixation nut (43) are installed in one part of articulated department, and another part cover of articulated department is established two realize articulated on nylon sleeve (44), two the outstanding annular limit in nylon sleeve (44) week side is in the one end that keeps away from each other.
5. A wave resistant net cage according to claim 3, wherein: the utility model discloses a limiting structure for limiting rotation angle between two first passageway (111) of extension (1111) is close to first passageway group, is provided with limit structure (5) between two first passageway (111), limit structure (5) are including one end setting up in one of them first passageway (111) below and through the fixed spacing pipe (51) of two sets of first bolt nut (52), a plurality of cover establish on the bolt of first bolt nut (52) and be located spacing spacer (53) between spacing pipe (51) and first passageway (111), set up in the other end upper surface of spacing pipe (51) and be located rubber pad (54) of another first passageway (111) below.
6. A wave resistant net cage according to claim 3, wherein: the utility model provides a grid footboard (12) is used for locking structure (6) on grid footboard (12), including first passageway (111), second passageway (112), the middle part of third passageway (113) all is provided with a supporting beam (114) that supplies grid footboard (12) to rest, part be provided with a plurality of locking structure (6) that are used for the lock on grid footboard (12) on supporting beam (114), locking structure (6) are including locking piece (61) that both ends have buckling parts (611) of back-off on grid footboard (12), second bolt nut (62) fixed locking piece (61) middle part on supporting beam (114).
7. The utility model provides a unrestrained box with a net system which characterized in that: the net cage comprises a net cage body (1) according to any one of claims 1 to 6, a mirror image net cage body (7) which is in mirror image relation with the net cage body (1) and is far away from one end of a limiting structure (5) and hinged with the net cage body, a plurality of pontoons (8) which are arranged below the net cage body (1) and the mirror image net cage body (7), a plurality of fixing piles (9) which are used for being fixed on the sea floor and are respectively positioned on one side of the net cage body (1) and the mirror image net cage body (7) far away from each other, and stay ropes (10) which are arranged between the fixing piles (9) and the end parts of the net cage body (1) and between the fixing piles (9) and the end parts of the mirror image net cage body (7), wherein the length directions of the net cage body (1) and the mirror image net cage body (7) are arranged along the ocean current direction.
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CN202222662671.7U CN218977711U (en) | 2022-09-30 | 2022-09-30 | Wave-resistant net cage and wave-resistant net cage system |
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CN202222662671.7U CN218977711U (en) | 2022-09-30 | 2022-09-30 | Wave-resistant net cage and wave-resistant net cage system |
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