CN220974483U - Emergency release device for navigation anchor and positioning anchor - Google Patents
Emergency release device for navigation anchor and positioning anchor Download PDFInfo
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- CN220974483U CN220974483U CN202322496121.7U CN202322496121U CN220974483U CN 220974483 U CN220974483 U CN 220974483U CN 202322496121 U CN202322496121 U CN 202322496121U CN 220974483 U CN220974483 U CN 220974483U
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- spline
- anchor
- navigation
- release device
- drive assembly
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- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 15
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 15
- 241001330002 Bambuseae Species 0.000 claims abstract description 15
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 15
- 239000011425 bamboo Substances 0.000 claims abstract description 15
- 210000001503 joint Anatomy 0.000 claims abstract description 10
- 238000013016 damping Methods 0.000 claims description 29
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 9
- 230000001276 controlling effect Effects 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The invention discloses an emergency release device for a navigation anchor and a positioning anchor, which comprises a mounting plate and an anchor piece arranged above the mounting plate, wherein an adjustable moving frame is arranged at the top of the mounting plate, and a spline cylinder is rotatably arranged in the adjustable moving frame. This emergent release of navigation anchor and location anchor realizes the regulation to spline section of thick bamboo and receive and release the wheel position through the setting of adjustable movable frame, cooperates the setting of two sets of drive assembly, when a set of drive assembly damages, can directly change another set of drive assembly and receive and release the drive of wheel, guarantees the emergent release of ship anchor, through spline housing, the setting of butt joint spring, first spline post and second spline post, guarantees that the second spline post can effectually insert in the spline section of thick bamboo, when making the spline section of thick bamboo carry out free switching at two drive assembly, guarantees that the spline section of thick bamboo can be stable by the drive assembly drive.
Description
Technical Field
The invention relates to the technical field of ship anchors, in particular to an emergency release device for a navigation anchor and a positioning anchor.
Background
A navigation anchor and positioning anchor is an anchor which can be used to fix the position of a ship for navigation at sea, or to fix a ship at a specific position for navigation at sea, and is generally composed of an anchor chain and a weight, the anchor chain being fixed to the sea bottom or other fixed object by the weight of the weight. The anchor can ensure the stable position of the ship and is convenient for sailing and berthing.
The conventional anchor device for the ship anchor is usually to directly utilize an anchor chain retraction device to carry out anchor, and when single power is set, the anchor speed is simply regulated by the rotation speed of the anchor chain retraction device to carry out anchor, and once the power damage condition occurs, the effective anchor of the ship anchor cannot be realized, so that the ship anchor cannot be released in an emergency.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides an emergency release device for a navigation anchor and a positioning anchor, which solves the problem that the conventional ship anchor-setting device adopts a single-power design and is easy to cause incapability of setting the anchor in an emergency due to power damage.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an emergent release of navigation anchor and location anchor, includes the mounting panel and sets up the anchor in the mounting panel top, the top of mounting panel is provided with adjustable movable frame, the spline section of thick bamboo is installed in the rotation in the adjustable movable frame, the periphery cover of spline section of thick bamboo is established and fixed mounting has a receive and release wheel, receive and release wheel's fixed surface installs haulage rope, the haulage rope twines the periphery at receive and release wheel, the one end and the anchor of haulage rope are connected fixedly, the top fixed mounting of mounting panel has two sets of drive assembly, two sets of drive assembly all are used for driving the spline section of thick bamboo and rotate, adjustable movable frame is used for driving spline section of thick bamboo and a drive assembly butt joint to separate with another drive assembly.
The invention is further provided with: the adjustable movable frame comprises a first hydraulic telescopic rod, a bottom plate and two vertical plates, wherein the two vertical plates are respectively and fixedly arranged on two sides of the top of the bottom plate, and the telescopic end of the first hydraulic telescopic rod is fixedly connected with one side of one vertical plate;
The spline cylinder penetrates through the two vertical plates, and the retractable wheel is arranged between the two vertical plates.
The invention is further provided with: the bottom of bottom plate fixed mounting has the slider, the spout with slider looks adaptation is seted up at the top of mounting panel, and the fixed end fixed mounting of first hydraulic telescoping rod is at the top of mounting panel.
The invention is further provided with: the two driving assemblies comprise driving motors and reduction boxes, wherein the driving motors are fixedly arranged on one side of the reduction boxes, an output shaft of each driving motor is fixedly connected with an input shaft of each reduction box, an output shaft of each reduction box is fixedly connected with a spline housing, one end of each spline housing penetrates through and is slidably provided with a first spline post, the first spline posts are matched with the spline housings for use, and a butt-joint spring is fixedly arranged between one end of each first spline post and an inner cavity of each spline housing;
the two reduction boxes are fixedly arranged at the top of the mounting plate, and the two reduction boxes are respectively arranged at two sides of the adjustable movable frame.
The invention is further provided with: the other end of the first spline column is fixedly connected with a second spline column, and the second spline column is matched with the spline cylinder for use.
The invention is further provided with: the periphery of spline section of thick bamboo just is located the equal cover of one side that two risers are on the back mutually and establishes and rotate and install the extension board, two the middle part fixed mounting of the opposite side of extension board has the locking plate, two fixed mounting has the extension roller between the opposite side of locking plate, the extension roller sets up the one side that the take-up and pay-off wheel was kept away from to the locking plate.
The invention is further provided with: the bottom of the locking plate is rotatably provided with a second hydraulic telescopic rod through a rotating block, and the telescopic end of the second hydraulic telescopic rod is rotatably connected with the top of the mounting plate through the rotating block;
one end of the hauling rope is connected and fixed with the anchor through the upper surface of the expansion roller.
The invention is further provided with: the top of mounting panel fixed mounting has the riser, one side fixed mounting of riser has the diaphragm, the diaphragm bottom is through bolt fixed mounting has first damping pad, the top of locking plate is through bolt fixed mounting has the second damping pad.
The invention is further provided with: the first damping pad and the second damping pad are matched for use, and the first damping pad and the second damping pad are respectively arranged on the upper side and the lower side of the traction rope.
The invention also discloses an emergency release method of the navigation anchor and the positioning anchor, which comprises the following steps:
Step one, butt joint adjustment: controlling the first hydraulic telescopic rod to extend for a set distance, wherein the first hydraulic telescopic rod pushes the vertical plate to enable the bottom plate to move, the bottom plate drives the sliding block to move along the sliding groove, and in the process, the vertical plate extrudes the retractable wheel to enable the spline cylinder to move close to a second spline column, and the second spline column is directly inserted into the spline cylinder;
Step two, compression adjustment: when the second spline post is not inserted into the spline cylinder, the second spline post is extruded in the moving process of the spline cylinder, the second spline post is extruded to form the first spline post, the first spline post is extruded to form the butt-joint spring, the driving motor is started, the driving motor drives the spline housing to rotate at a low speed through the reduction gearbox, the spline housing drives the first spline post to enable the second spline post to rotate, and in the process, the butt-joint spring is elastically pushed to the second spline post until the second spline post is pushed to be inserted into the spline cylinder;
step three, normally anchoring: after the butt joint of the second spline post and the spline cylinder is finished, the driving motor is controlled to rotate, so that the second spline post drives the spline cylinder to rotate, the second spline cylinder drives the retraction wheel to rotate, the traction rope is loosened, and the anchor piece pulls the traction rope to descend for normal anchor descending;
Step four, damage and replacement: the current driving motor is damaged and cannot be normally used, the first hydraulic telescopic rod is controlled to shrink for a set distance, the spline cylinder is in butt joint with another second spline column, and then the third operation can be repeated to perform anchor setting;
Step five, emergency release: when the traction rope is loosened, the second hydraulic telescopic rod is controlled to shrink, the second hydraulic telescopic rod drives the locking plate to move downwards, the expansion plate drives the expansion roller to incline downwards, the contact area between the traction rope and the expansion roller is reduced, the anchor piece drives the traction rope to descend, the set distance is reduced, when the traction rope is required to be locked, the second hydraulic telescopic rod is controlled to stretch, the second hydraulic telescopic rod drives the locking plate to ascend, the expansion plate drives the expansion roller to incline upwards, the contact area between the traction rope and the expansion roller is increased, the descending speed of the traction rope is reduced, the traction rope is extruded by the second damping pad until the traction rope is clamped by the second damping pad, and the second hydraulic telescopic rod is stopped from stretching.
(III) beneficial effects
The invention provides an emergency release device for a navigation anchor and a positioning anchor. The beneficial effects are as follows:
(1) According to the invention, the positions of the spline cylinder and the retractable wheel are adjusted through the arrangement of the adjustable movable frame, and when one group of driving components is damaged, the other group of driving components can be directly replaced to drive the retractable wheel, so that the emergency release of the ship anchor is ensured.
(2) According to the invention, through the arrangement of the spline housing, the butt-joint spring, the first spline column and the second spline column, the second spline column can be effectively inserted into the spline cylinder, so that the spline cylinder can be driven by the driving assembly stably while the two driving assemblies are switched freely.
(3) According to the invention, through the cooperation of the second hydraulic telescopic rod, the expansion plate, the locking plate and the expansion roller, the inclination adjustment of the expansion roller is realized, the contact area between the traction rope and the expansion roller is further adjusted, the descending speed of the traction rope is adjusted during anchor descending, and the traction rope can be locked timely by cooperation with the arrangement of the first damping pad and the second damping pad, so that the position of the traction rope is fixed.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic illustration of the connection of the mounting plate, adjustable carriage and drive assembly configuration of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A in accordance with the present invention;
FIG. 4 is a schematic illustration of the connection of the expansion plate, locking plate, second hydraulic telescoping rod and first damping pad structure of the present invention;
FIG. 5 is a schematic view of the structure of the adjustable mobile frame of the present invention;
FIG. 6 is a schematic illustration of the connection of the spline cylinder and second spline post structure of the present invention;
FIG. 7 is a schematic illustration of the connection of the spline housing and first spline post structure of the present invention;
In the figure, 1, a mounting plate; 2. an anchor; 3. an adjustable mobile frame; 4. a spline cylinder; 5. a retractable wheel; 6. a traction rope; 7. a drive assembly; 8. a first hydraulic telescoping rod; 9. a bottom plate; 10. a vertical plate; 11. a slide block; 12. a chute; 13. a driving motor; 14. a reduction gearbox; 15. a spline housing; 16. a first spline post; 17. a butt-joint spring; 18. a second spline post; 19. a second damping pad; 20. an expansion board; 21. a locking plate; 22. an expansion roller; 23. a second hydraulic telescoping rod; 24. a riser; 25. a cross plate; 26. a first damping pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-7, the following two technical schemes are provided in the embodiments of the present invention:
Embodiment 1,
The emergency release device for the navigation anchor and the positioning anchor comprises a mounting plate 1, an anchor 2, an adjustable moving frame 3, a spline cylinder 4, a winding and unwinding wheel 5, a traction rope 6 and two groups of driving components 7.
As a preferred scheme, the adjustable movable frame 3 is arranged at the top of the mounting plate 1, specifically, the adjustable movable frame 3 comprises a first hydraulic telescopic rod 8, a bottom plate 9 and two vertical plates 10, the two vertical plates 10 are respectively and fixedly arranged at two sides of the top of the bottom plate 9, the telescopic end of the first hydraulic telescopic rod 8 is fixedly connected with one side of one vertical plate 10, the spline cylinder 4 penetrates through the two vertical plates 10, the outer periphery of the spline cylinder 4 is sleeved with a retractable wheel 5 and fixedly arranged between the two vertical plates 10, and the retractable wheel 5 is arranged between the two vertical plates 10.
To elaborate, the bottom of the bottom plate 9 is fixedly provided with a sliding block 11, the top of the mounting plate 1 is provided with a sliding groove 12 adapted to the sliding block 11, and the fixed end of the first hydraulic telescopic rod 8 is fixedly arranged at the top of the mounting plate 1.
As the preferable scheme, spline section of thick bamboo 4 is installed in the rotation of adjustable movable frame 3, and haulage rope 6 twines in the periphery of receive and release wheel 5, and the one end and the anchor 2 of haulage rope 6 are connected fixedly, and the other end and the fixed connection of receive and release wheel 5 of haulage rope 6.
As a preferred scheme, two sets of drive assemblies 7 are respectively fixedly installed on two sides of the top of the mounting plate 1, two sets of drive assemblies 7 are respectively used for driving the spline cylinder 4 to rotate, the adjustable moving frame 3 is used for driving the spline cylinder 4 to be in butt joint with one drive assembly 7 and separated from the other drive assembly 7, specifically, two drive assemblies 7 respectively comprise a drive motor 13 and a reduction gearbox 14, the drive motor 13 adopts a servo motor and is electrically connected with an external power supply, two reduction gearboxes 14 are respectively fixedly installed on the top of the mounting plate 1, two reduction gearboxes 14 are respectively arranged on two sides of the adjustable moving frame 3, the drive motor 13 is fixedly installed on one side of the reduction gearbox 14, an output shaft of the drive motor 13 is fixedly connected with an input shaft of the reduction gearbox 14, and an output shaft of the reduction gearbox 14 is fixedly connected with a spline sleeve 15.
In order to guarantee that the spline housing 15 can effectively drive the spline cylinder 4 to rotate when rotating, one end of the spline housing 15 penetrates through and is slidably provided with the first spline column 16, the first spline column 16 is matched with the spline housing 15 for use, a butt spring 17 is fixedly arranged between one end of the first spline column 16 and an inner cavity of the spline housing 15, the other end of the first spline column 16 is fixedly connected with the second spline column 18, and the second spline column 18 is matched with the spline cylinder 4 for use.
As a detailed description, the provision of the abutment spring 17 ensures a stable and effective insertion of the second spline post 18 into the spline cylinder 4.
In this embodiment, two sets of driving components 7 are arranged, and the setting of the adjustable moving frame 3 is matched, so that the spline cylinder 4 is effectively inserted into a second spline column 18 in the two sets of driving components 7, the purpose that the anchor 2 can be effectively anchored by operating the single set of driving components 7 is achieved, and the anchor 2 can be effectively anchored and released under the condition that one driving component 7 is damaged while the use is convenient.
Embodiment II,
This embodiment is as the improvement of last embodiment, navigation anchor and anchor's emergent release, still include spline section of thick bamboo 4 periphery and lie in the extension board 20 of rotation installation is all overlapped to the side that two risers 10 are on the back, the middle part fixed mounting of two opposite sides of extension board 20 has locking plate 21, fixed mounting has extension roller 22 between two opposite sides of locking plate 21, extension roller 22 sets up in the one side that locking plate 21 kept away from receive and release wheel 5, the bottom of locking plate 21 is rotated through the turning block and is installed second hydraulic telescoping rod 23, the flexible end of second hydraulic telescoping rod 23 is rotated through the top of turning block and mounting panel 1 and is connected, the one end of haulage rope 6 is connected fixedly with anchor 2 through the upper surface of extension roller 22.
By controlling the expansion and contraction control of the second hydraulic expansion link 23, the contact area between the traction rope 6 and the expansion roller 22 can be adjusted, and the lowering speed of the traction rope 6 in the anchor-down process can be adjusted.
As a preferred scheme, riser 24 is fixedly installed at the top of mounting panel 1, and one side fixed mounting of riser 24 has diaphragm 25, and diaphragm 25 bottom is through bolt fixed mounting has first damping pad 26, and the top of locking plate 21 is through bolt fixed mounting has second damping pad 19, and first damping pad 26 and second damping pad 19 cooperate the use, and first damping pad 26 and second damping pad 19 set up respectively in haulage rope 6 upper and lower both sides.
The advantages of the embodiment over the first embodiment are: not only can the auxiliary adjustment of the descending speed of the traction rope 6 be realized, but also the clamping of the traction rope 6 can be realized through the matching of the first damping pad 26 and the second damping pad 19, so that the position of the traction rope 6 is fixed.
The emergency release method for the navigation anchor and the positioning anchor specifically comprises the following steps:
Step one, butt joint adjustment: controlling the first hydraulic telescopic rod 8 to extend for a set distance, wherein the first hydraulic telescopic rod 8 pushes the vertical plate 10 to enable the bottom plate 9 to move, the bottom plate 9 drives the sliding block 11 to move along the sliding groove 12, in the process, the vertical plate 10 extrudes the retractable wheel 5 to enable the spline cylinder 4 to move close to a second spline column 18, and the second spline column 18 is directly inserted into the spline cylinder 4;
Step two, compression adjustment: when the second spline post 18 is not inserted into the spline cylinder 4, in the moving process of the spline cylinder 4, the second spline post 18 is extruded to the first spline post 16, the first spline post 16 is extruded to the abutting spring 17, the driving motor 13 is started, the driving motor 13 drives the spline housing 15 to rotate at a low speed through the reduction gearbox 14, the spline housing 15 drives the first spline post 16 to enable the second spline post 18 to rotate, and in the process, the abutting spring 17 is pushed to the second spline post 18 by elasticity until the second spline post 18 is pushed to be inserted into the spline cylinder 4;
Step three, normally anchoring: after the butt joint of the second spline post 18 and the spline cylinder 4 is completed, the driving motor 13 is controlled to rotate, so that the second spline post 18 drives the spline cylinder 4 to rotate, the second spline cylinder 4 drives the retraction wheel 5 to rotate, the traction rope 6 is loosened, and the anchor 2 pulls the traction rope 6 to descend for normal anchor descending;
Step four, damage and replacement: the current driving motor 13 is damaged and cannot be used normally, the first hydraulic telescopic rod 8 is controlled to shrink for a set distance, the spline cylinder 4 is in butt joint with the other second spline column 18, and then the third operation can be repeated to perform anchor setting;
Step five, emergency release: when the third traction rope 6 is loosened and needs to be quickly anchored, the second hydraulic telescopic rod 23 is controlled to shrink, the second hydraulic telescopic rod 23 drives the locking plate 21 to move downwards, the expansion plate 20 drives the expansion roller 22 to incline downwards, the contact area between the traction rope 6 and the expansion roller 22 is reduced, the descending speed of the traction rope 6 driven by the anchor 2 is accelerated, the set distance is reduced, when the traction rope 6 needs to be locked, the second hydraulic telescopic rod 23 is controlled to stretch, the second hydraulic telescopic rod 23 drives the locking plate 21 to ascend, the expansion plate 20 drives the expansion roller 22 to incline upwards, the contact area between the traction rope 6 and the expansion roller 22 is increased, the descending speed of the traction rope 6 is reduced until the second damping pad 19 extrudes the traction rope 6, the traction rope 6 is clamped by the second damping pad 19, and the stretching of the second hydraulic telescopic rod 23 is stopped.
Claims (9)
1. The utility model provides an emergent release of navigation anchor and location anchor, includes mounting panel (1) and sets up anchor (2) in mounting panel (1) top, its characterized in that: the top of mounting panel (1) is provided with adjustable movable frame (3), adjustable movable frame (3) is rotated and is installed spline section of thick bamboo (4), spline section of thick bamboo (4) periphery cover is established and fixed mounting has receive and release wheel (5), receive and release wheel (5) fixed surface installs haulage rope (6), haulage rope (6) winding is in receive and release wheel (5) periphery, the one end of haulage rope (6) is connected fixedly with anchor (2), the top fixed mounting of mounting panel (1) has two sets of drive assembly (7), two sets of drive assembly (7) all are used for driving spline section of thick bamboo (4) rotation, adjustable movable frame (3) are used for driving spline section of thick bamboo (4) and the butt joint of one drive assembly (7) to separate with another drive assembly (7).
2. The navigation anchor and locator anchor emergency release device according to claim 1, wherein: the adjustable movable frame (3) comprises a first hydraulic telescopic rod (8), a bottom plate (9) and two vertical plates (10), wherein the two vertical plates (10) are respectively and fixedly arranged on two sides of the top of the bottom plate (9), and the telescopic end of the first hydraulic telescopic rod (8) is fixedly connected with one side of one vertical plate (10);
the spline cylinder (4) penetrates through the two vertical plates (10), and the retractable wheel (5) is arranged between the two vertical plates (10).
3. The navigation anchor and locator anchor emergency release device according to claim 2, wherein: the bottom of bottom plate (9) fixed mounting has slider (11), spout (12) with slider (11) looks adaptation are seted up at the top of mounting panel (1), and the fixed end fixed mounting of first hydraulic telescoping rod (8) is at the top of mounting panel (1).
4. The navigation anchor and locator anchor emergency release device according to claim 1, wherein: the two driving assemblies (7) comprise driving motors (13) and reduction boxes (14), the driving motors (13) are fixedly arranged on one side of the reduction boxes (14), output shafts of the driving motors (13) are fixedly connected with input shafts of the reduction boxes (14), spline sleeves (15) are fixedly connected with output shafts of the reduction boxes (14), one ends of the spline sleeves (15) penetrate through and are slidably provided with first spline columns (16), the first spline columns (16) are matched with the spline sleeves (15) for use, and butt springs (17) are fixedly arranged between one ends of the first spline columns (16) and inner cavities of the spline sleeves (15);
The two reduction boxes (14) are fixedly arranged at the top of the mounting plate (1), and the two reduction boxes (14) are respectively arranged at two sides of the adjustable movable frame (3).
5. The navigation anchor and locator anchor emergency release device according to claim 4, wherein: the other end of the first spline column (16) is fixedly connected with a second spline column (18), and the second spline column (18) is matched with the spline cylinder (4) for use.
6. The navigation anchor and locator anchor emergency release device according to claim 2, wherein: the spline cylinder (4) is characterized in that the periphery of the spline cylinder (4) is sleeved on one side, opposite to the two vertical plates (10), of each spline cylinder and is rotatably provided with an expansion plate (20), the middle parts of the opposite sides of the two expansion plates (20) are fixedly provided with locking plates (21), an expansion roller (22) is fixedly arranged between the opposite sides of the two locking plates (21), and the expansion roller (22) is arranged on one side, far away from the retractable wheel (5), of the locking plates (21).
7. The navigation anchor and locator anchor emergency release device according to claim 6, wherein: the bottom of the locking plate (21) is rotatably provided with a second hydraulic telescopic rod (23) through a rotating block, and the telescopic end of the second hydraulic telescopic rod (23) is rotatably connected with the top of the mounting plate (1) through the rotating block;
One end of the hauling rope (6) is fixedly connected with the anchor (2) through the upper surface of the expansion roller (22).
8. The navigation anchor and locator anchor emergency release device according to claim 7, wherein: the top fixed mounting of mounting panel (1) has riser (24), one side fixed mounting of riser (24) has diaphragm (25), first damping pad (26) are passed through to diaphragm (25) bottom through bolt fixed mounting, the top of locking plate (21) is passed through bolt fixed mounting and is had second damping pad (19).
9. The navigation anchor and locator anchor emergency release device of claim 8, wherein: the first damping pad (26) and the second damping pad (19) are matched for use, and the first damping pad (26) and the second damping pad (19) are respectively arranged on the upper side and the lower side of the traction rope (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322496121.7U CN220974483U (en) | 2023-09-14 | 2023-09-14 | Emergency release device for navigation anchor and positioning anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322496121.7U CN220974483U (en) | 2023-09-14 | 2023-09-14 | Emergency release device for navigation anchor and positioning anchor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220974483U true CN220974483U (en) | 2024-05-17 |
Family
ID=91039650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322496121.7U Active CN220974483U (en) | 2023-09-14 | 2023-09-14 | Emergency release device for navigation anchor and positioning anchor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220974483U (en) |
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2023
- 2023-09-14 CN CN202322496121.7U patent/CN220974483U/en active Active
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