CN111776168B - Adjustable and be convenient for swimming teaching of location is with lifesaving kickboard - Google Patents
Adjustable and be convenient for swimming teaching of location is with lifesaving kickboard Download PDFInfo
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- CN111776168B CN111776168B CN202010586175.0A CN202010586175A CN111776168B CN 111776168 B CN111776168 B CN 111776168B CN 202010586175 A CN202010586175 A CN 202010586175A CN 111776168 B CN111776168 B CN 111776168B
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- wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
- B63C9/08—Life-buoys, e.g. rings; Life-belts, jackets, suits, or the like
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- Ocean & Marine Engineering (AREA)
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Abstract
The invention discloses an adjustable and conveniently-positioned life-saving floating plate for swimming teaching in the technical field of swimming teaching equipment, which comprises a floating plate body, wherein moving grooves are formed in the outer walls of the left side and the right side of the front part of the floating plate body, the inner wall of the rear side of each moving groove is connected with a moving plate in a sliding manner, the outer wall of the front side of the left moving plate is fixedly connected with a handle, fixed blocks are arranged on the outer walls of the two groups of moving plates close to each other, one ends of the two groups of sliding blocks close to each other are fixedly connected with the outer walls of the two groups of fixed blocks far away from each other, a fixed groove is formed in the inner wall of the rear side of each moving groove, the rear ends of the fixed blocks are inserted into the inner cavity of the fixed grooves, the moving plates are pulled outwards in a device, so that the moving plates move towards the outer sides of the moving grooves, the overall length of the life-saving floating plate is increased, and the length of the life-saving floating plate can be adjusted in a small amplitude according to requirements, the application range of a single lifesaving floating plate is increased, and the use effect of the lifesaving floating plate is increased.
Description
Technical Field
The invention relates to the technical field of swimming teaching equipment, in particular to an adjustable and conveniently-positioned lifesaving floating plate for swimming teaching.
Background
Swimming is a sports, the physical quality of people can be improved by long-term swimming, in the process of swimming teaching at present, in order to ensure that a learner can learn swimming safely, some safety facilities need to be placed, the lifesaving floating plate is one of the lifesaving floating plates, the existing lifesaving floating plate is generally a whole and cannot be adjusted, however, the requirements and habits of the learner are different, when the learner needs to increase the length of the lifesaving floating plate in a small range, the lifesaving floating plate with other specifications can only be replaced, the using effect of the lifesaving floating plate is influenced, and certain limitations exist.
Disclosure of Invention
The invention aims to provide an adjustable and conveniently-positioned lifesaving floating plate for swimming teaching, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an adjustable and convenient-to-position lifesaving floating plate for swimming teaching comprises a floating plate body, wherein fixing belts are arranged on the outer walls of the upper side and the lower side of the floating plate body, the ends, close to each other, of the fixing belts on the upper side and the lower side are connected through buckles, moving grooves are formed in the outer walls of the left side and the right side of the front part of the floating plate body, the inner wall of the rear side of each moving groove is connected with a moving plate in a sliding manner, the outer wall of the front side of the left side of the moving plate is fixedly connected with a handle, fixed blocks are arranged on the outer wall of one side, close to each other, of two groups of moving plates, sliding grooves are formed in the outer wall of one side, close to each other, of the two groups of moving plates, sliding blocks are inserted into the inner cavity of the sliding grooves, supporting springs are arranged between the outer walls of the sliding blocks and the inner walls of the sliding grooves, one ends, close to each other, of the two groups of sliding blocks are fixedly connected with the outer walls of one side, far away from each fixed blocks, and the inner wall of the rear side of the moving grooves is provided with fixed grooves, and the rear end of the fixing block is inserted into the inner cavity of the fixing groove.
Preferably, the kickboard body includes two sets of minute boards, and the left side divide board right part front side outer wall to articulate with right side branch board left part front side outer wall, and the left side divide board right part rear side outer wall to seted up the mounting groove, the mounting groove inner chamber is pegged graft and is had the connecting rod, and the right side divide board left part rear side outer wall to have seted up the spread groove, the connecting rod right-hand member is pegged graft in the inner chamber of spread groove, connecting rod rear side outer wall and telescopic link fixed connection, and the telescopic link rear end extends to the rear side outer wall of left side branch board, and the sliding tray has been seted up to the connecting position of left side branch board and telescopic link.
Preferably, two sets of the slots have all been seted up to the one side inner wall that the shifting chute is close to each other, the slot inner wall is provided with anti-skidding line, and the interval between the upper and lower both sides inner wall of slot equals the interval between the upper and lower both sides outer wall of fixed block.
Preferably, four groups of mounting blocks are uniformly arranged at four corners of the outer wall of the rear side of the floating plate body, the vertical section of each mounting block is U-shaped, and an air bag is inserted into the inner cavity of each mounting block.
Preferably, the outer wall of the front side of the installation block is fixedly connected with the guide rod, the guide groove is formed in the connection part of the floating plate body and the installation block, the guide rod is inserted into the inner cavity of the guide groove, and the outer wall of the guide rod is sleeved with the spring.
Preferably, the outer wall of the air bag is provided with a limiting groove, the vertical section of the limiting groove is annular, and the mounting block is positioned in the inner cavity of the limiting groove.
Preferably, the outer wall of the front side of the moving plate on the right side is provided with a groove, the length of the cross section of the groove is greater than that of the cross section of the handle, and the distance between the inner walls on the left side and the right side of the groove is greater than that between the outer walls on the left side and the right side of the handle.
Preferably, a storage groove is formed in the connecting portion of the floating plate body and the fixing band, an insertion rod is inserted into an inner cavity of the storage groove, a pushing spring is arranged between the insertion rod and the storage groove, and one end, far away from the floating plate body, of the insertion rod penetrates through the fixing band.
Preferably, the outer wall of one side of the inserted bar, which is far away from the floating plate body, is provided with a retraction groove, the inner cavity of the retraction groove is inserted with a push block, the inner walls of the left side and the right side of the retraction groove are provided with openings, the inner cavity of each opening is penetrated and inserted with a limiting block, and the limiting blocks are attached to the outer wall of the fixing belt.
Compared with the prior art, the invention has the beneficial effects that:
1. the movable plate is pulled outwards in the device to move the movable plate to the outer side of the movable groove, so that the overall length of the lifesaving floating plate is increased, the length of the lifesaving floating plate can be adjusted in a small range according to the requirement, the use range of a single lifesaving floating plate is increased, and the use effect of the lifesaving floating plate is improved;
2. the buoyancy of the lifesaving floating plate is increased through the air bag arranged on the rear side of the floating plate body, the weighing capacity of the lifesaving floating plate is improved, and the installation block is pulled backwards to move the installation block out of the inner cavity of the limiting groove, so that the air bag can be moved out of the inner cavity of the installation block and used for taking the air bag down and replacing the air bag;
3. pulling the telescopic link left, shifting out the connecting rod from the inner chamber of spread groove, making the disconnection of two components board to can be with the floating plate body split two components board, and fold together, reduce the space that the floating plate body level occupy, make the floating plate body can leave in narrow and small space.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is a schematic view of the connection structure of the floating plate body and the airbag according to the present invention;
FIG. 4 is an enlarged view of the structure A of the present invention;
FIG. 5 is a schematic view of the connection between the floating plate body and the fixing belt according to the present invention.
In the figure: 1. a float plate body; 101. dividing the plates; 2. fixing belts; 3. a moving groove; 4. moving the plate; 5. a handle; 6. a fixed block; 7. a chute; 8. fixing grooves; 9. a slot; 10. mounting blocks; 11. an air bag; 12. a guide groove; 13. a spring; 14. a guide bar; 15. a limiting groove; 16. grooving; 17. mounting grooves; 18. a connecting rod; 19. a telescopic rod; 20. connecting grooves; 21. a storage tank; 22. a push spring; 23. inserting a rod; 24. a retraction slot; 25. a push block; 26. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: an adjustable and conveniently-positioned lifesaving floating plate for swimming teaching, please refer to fig. 1, which comprises a floating plate body 1, wherein the floating plate body 1 is a lifesaving floating plate and can float on the water surface;
referring to fig. 1, the outer walls of the upper and lower sides of the floating plate body 1 are provided with fixing bands 2, the ends of the fixing bands 2 at the upper and lower sides, which are close to each other, are connected by a buckle, and the two ends of the fixing bands 2 are movably connected by the buckle, so that the connection is conveniently disconnected, and the fixing bands 2 are used for fixing and positioning a user above the floating plate body 1 to play a role in protection;
referring to fig. 1 and 2, the outer walls of the left and right sides of the front portion of the floating plate body 1 are both provided with a moving groove 3, the inner wall of the rear side of the moving groove 3 is slidably connected with a moving plate 4, the moving plate 4 can move left and right in front of the moving groove 3, the moving plate 4 is pulled outwards to move the moving plate 4 towards the outer side of the moving groove 3, so that the length of the whole floating plate body 1 is increased, the length of the lifesaving floating plate can be adjusted according to the requirement in a small range, the application range of a single lifesaving floating plate is increased, the use effect of the lifesaving floating plate is increased, the outer wall of the front side of the left moving plate 4 is fixedly connected with a handle 5, a user holds the handle 5 to avoid the user from accidentally falling off the floating plate body 1, the outer wall of the front side of the right moving plate 4 is provided with a slot 16, the length of the cross section of the slot 16 is greater than that of the cross section of the handle 5, and the distance between the inner walls of the left and right sides of the slot 16 is greater than that of the outer wall of the handle 5, when the two-component plate 101 is rotated and folded, the handle 5 can be completely inserted into the inner cavity of the slot 16, so that the handle 5 is prevented from influencing the complete folding of the two-component plate 101;
referring to fig. 1, 2 and 3, the outer wall of one side of each of the two sets of moving plates 4 close to each other is provided with a fixed block 6, the outer wall of one side of each of the two sets of moving plates 4 close to each other is provided with a sliding groove 7, the inner cavity of the sliding groove 7 is inserted with a sliding block, the sliding block moves back and forth in the inner cavity of the sliding groove 7, so that the fixed block 6 can move back and forth, a support spring is arranged between the outer wall of the sliding block and the inner wall of the sliding groove 7, the support spring is made of stainless steel or copper and is not rusted, the support spring is fixedly connected with the outer wall of the sliding block and the inner wall of the sliding groove 7, the ends of the two sets of sliding blocks close to each other are respectively fixedly connected with the outer wall of one side of the two sets of fixed blocks 6 away from each other, the inner wall of the rear side of the moving groove 3 is provided with a fixed groove 8, and the rear end of the fixed block 6 is inserted in the inner cavity of the fixed groove 8, when the moving plates 4 are pulled outwards to be unable to move, the fixed block 6 moves to the front side of the fixed groove 8, the fixed block 6 is inserted into the inner cavity of the fixed groove 8 backwards through expansion of the supporting spring, the movable plate 4 is fixed, the movable plate 4 cannot automatically move when in use, the material of the movable plate 4 is the same as that of the floating plate body 1, the outer wall of the fixed block 6 is completely attached to the inner wall of the fixed groove 8, the fixed block 6 cannot shake in the inner cavity of the fixed groove 8, and the movable plate 4 cannot automatically shake after being fixed;
referring to fig. 1, 2 and 4, the floating plate body 1 includes two divided plates 101, a right front outer wall of the left divided plate 101 is hinged to a left front outer wall of the right divided plate 101, the two divided plates 101 are hinged to each other through a shaft, a mounting groove 17 is formed in a right rear outer wall of the left divided plate 101, a connecting rod 18 is inserted into an inner cavity of the mounting groove 17, a left rear outer wall of the right divided plate 101 is formed with a connecting groove 20, a right end of the connecting rod 18 is inserted into an inner cavity of the connecting groove 20, a rear outer wall of the connecting rod 18 is fixedly connected to a telescopic rod 19, the telescopic rod 19 includes a telescopic sub-rod and a telescopic main rod, the telescopic sub-rod is inserted into an inner cavity of the telescopic main rod, the telescopic sub-rod can move telescopically in the inner cavity of the telescopic main rod, the telescopic rod 19 can be completely moved into the inner cavity of the sliding groove, the telescopic rod 19 is not in contact with the ground, a rear end of the telescopic rod 19 extends to the rear outer wall of the left divided plate 101, and a sliding groove is formed in a connecting portion between the left divided plate 101 and the telescopic rod 19, the telescopic rod 19 can slide left and right, the telescopic rod 19 is moved left, the connecting rod 18 is moved out of the inner cavity of the connecting groove 20, the two component plates 101 are fixedly connected and disconnected, the two component plates 101 can be folded together, the space horizontally occupied by the floating plate body 1 is reduced, and the lifesaving floating plate can be conveniently folded, unfolded and transported;
referring to fig. 1 and 3, the inner walls of two adjacent moving grooves 3 are provided with slots 9, the inner walls of the slots 9 are provided with anti-slip threads, and the distance between the inner walls of the upper and lower sides of the slots 9 is equal to the distance between the outer walls of the upper and lower sides of the fixed block 6, so that when the moving plate 4 moves inwards, the fixed block 6 is inserted into the inner cavity of the slot 9, so that the outer wall of the fixed block 6 can contact with the inner wall of the slot 9, the position of the moving plate 4 is fixed through the friction force between the outer wall of the fixed block 6 and the inner wall of the slot 9, the moving plate 4 cannot automatically move when not in use, and the length of the moving plate 4 is greater than that of the moving groove 3, so that a part of the moving plate 4 is in the outside after being folded and unfolded, and the moving plate 4 can be conveniently pulled outwards;
referring to fig. 1 and 3, four groups of mounting blocks 10 are uniformly arranged at four corners of the outer wall of the rear side of the floating plate body 1, the vertical section of each mounting block 10 is U-shaped, an air bag 11 is inserted into an inner cavity of each mounting block 10, and air is filled into each air bag 11, so that the buoyancy of the floating plate body 1 is increased, the weighing capacity of the lifesaving floating plate is improved, and the using effect of the lifesaving floating plate is improved;
referring to fig. 3, the outer wall of the front side of the mounting block 10 is fixedly connected with a guide rod 14, a guide groove 12 is formed in the connecting portion of the floating plate body 1 and the mounting block 10, the guide rod 14 can only move back and forth, the guide rod 14 is inserted into an inner cavity of the guide groove 12, a spring 13 is sleeved on the outer wall of the guide rod 14, the spring 13 is fixedly connected with the outer wall of the guide rod 14 and the inner wall of the guide groove 12, the material of the spring 13 is consistent with that of a supporting spring, and rust cannot occur, the mounting block 10 is pulled backwards, so that the mounting block 10 is not in contact with the airbag 11, the airbag 11 can be taken down from the mounting block 10, and the damaged airbag 11 can be replaced;
referring to fig. 3, a limiting groove 15 is formed in the outer wall of the air bag 11, the vertical section of the limiting groove 15 is annular, and the mounting block 10 is located in the inner cavity of the limiting groove 15, so that the air bag 11 cannot move left and right in the inner cavity of the mounting block 10, the air bag 11 is prevented from moving out of the inner cavity of the mounting block 10, and the normal use of the air bag 11 is ensured;
referring to fig. 5, a connecting portion of the floating plate body 1 and the fixing band 2 is provided with a storage groove 21, an inner cavity of the storage groove 21 is inserted with an insertion rod 23, the insertion rod 23 can move up and down in the inner cavity of the storage groove 21, a push spring 22 is arranged between the insertion rod 23 and the storage groove 21, the push spring 22 is fixedly connected with the outer wall of the insertion rod 23 and the inner wall of the storage groove 21, one end of the insertion rod 23, which is far away from the floating plate body 1, penetrates through the fixing band 2, the insertion rod 23 is pushed inwards into the inner cavity of the storage groove 21, so that the insertion rod 23 is not in contact with the fixing band 2, the fixing band 2 is disconnected from the floating plate body 1, the fixing band 2 can be taken off from the outer wall of the floating plate body 1, and the fixing band 2 can also be replaced;
referring to fig. 5, an outer wall of one side of the insertion rod 23 away from the floating plate body 1 is provided with a retraction groove 24, an inner cavity of the retraction groove 24 is inserted with a push block 25, an outer wall of the push block 25 is slidably connected with an inner wall of the retraction groove 24, so that the push block 25 can only move up and down in the inner cavity of the retraction groove 24, and a large friction force exists between the push block 25 and the retraction groove 24, so that the push block 25 can not automatically move in the inner cavity of the retraction groove 24, inner walls of left and right sides of the retraction groove 24 are both provided with openings, and the inner cavity of the opening is inserted with a limit block 26, the outer wall of the limit block 26 is slidably connected with the inner wall of the opening, so that the limit block 26 can only move left and right, the limit block 26 is attached to an outer wall of the fixing band 2, the push block 25 is inserted into the inner cavity of the retraction groove 24, the limit block 26 is pushed to the outer side, so that the limit block 26 is attached to the insertion rod 23, thereby increasing the connection stability of the insertion rod 23 and the fixing band 2, the stability of the installation of the fixing band 2 is ensured.
The working principle is as follows: lifesaving kickboard is when using, the user can be with 4 outside pulling of movable plate, make fixed block 6 move to fixed slot 8 departments, through the supporting spring expansion, make fixed block 6 reset and insert in the inner chamber of fixed slot 8, fix movable plate 4, be used for increasing the holistic length of kickboard body 1, in use, put kickboard body 1 in aqueous, make kickboard body 1 float in the surface of water top, the user lies prostrate in the top of kickboard body 1, use through holding handle 5, and through covering fixed band 2 on one's body the user, fix the user, ensure the security that lifesaving kickboard used.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an adjustable and be convenient for lifesaving kickboard is used in swimming teaching of location, includes kickboard body (1), its characterized in that: the outer walls of the upper side and the lower side of the floating plate body (1) are respectively provided with a fixing band (2), the ends of the upper side and the lower side, which are close to each other, of the fixing bands (2) are connected through a buckle, the outer walls of the left side and the right side of the front part of the floating plate body (1) are respectively provided with a moving groove (3), the inner wall of the rear side of the moving groove (3) is in sliding connection with a moving plate (4), the outer wall of the front side of the moving plate (4) at the left side is fixedly connected with a handle (5), the outer walls of one side, which are close to each other, of the two groups of moving plates (4) are respectively provided with a fixed block (6), the outer wall of one side, which is close to each other, of the two groups of moving plates (4) is respectively provided with a sliding groove (7), a sliding block is inserted into the inner cavity of the sliding groove (7), a supporting spring is arranged between the outer wall of the sliding block and one end, which is close to each sliding block, is respectively and one end, which is far away from each group of the fixed block (6), a fixing groove (8) is formed in the inner wall of the rear side of the moving groove (3), and the rear end of the fixing block (6) is inserted into the inner cavity of the fixing groove (8);
the floating plate comprises a floating plate body (1) and is characterized in that the floating plate body (1) comprises two split plates (101), the left side is that the outer wall of the right front side of the split plate (101) is hinged to the outer wall of the left front side of the right split plate (101), the left side is that the outer wall of the right rear side of the split plate (101) is provided with a mounting groove (17), a connecting rod (18) is inserted into an inner cavity of the mounting groove (17), the right side is that the outer wall of the left rear side of the split plate (101) is provided with a connecting groove (20), the right end of the connecting rod (18) is inserted into an inner cavity of the connecting groove (20), the outer wall of the rear side of the connecting rod (18) is fixedly connected with a telescopic rod (19), the rear end of the telescopic rod (19) extends to the outer wall of the rear side of the left split plate (101), and the connecting part of the left split plate (101) and the telescopic rod (19) is provided with a sliding groove.
2. The adjustable and easy-to-position life-saving floating plate for swimming teaching of claim 1, wherein: two sets of slot (9) have all been seted up to one side inner wall that shifting chute (3) are close to each other, slot (9) inner wall is provided with anti-skidding line, and the interval between the upper and lower both sides inner wall of slot (9) equals the interval between the upper and lower both sides outer wall of fixed block (6).
3. The adjustable and easy-to-position life-saving floating plate for swimming teaching of claim 1, wherein: four groups of mounting blocks (10) are uniformly arranged at four corners of the outer wall of the rear side of the floating plate body (1), the vertical section of each mounting block (10) is U-shaped, and an air bag (11) is inserted into the inner cavity of each mounting block (10).
4. An adjustable and easy-to-position life-saving floating plate for swimming teaching according to claim 3, characterized in that: the mounting block (10) is characterized in that the outer wall of the front side of the mounting block (10) is fixedly connected with a guide rod (14), a guide groove (12) is formed in the connecting part of the floating plate body (1) and the mounting block (10), the guide rod (14) is inserted into an inner cavity of the guide groove (12), and a spring (13) is sleeved on the outer wall of the guide rod (14).
5. An adjustable and easy-to-position life-saving floating plate for swimming teaching according to claim 4, characterized in that: the outer wall of the air bag (11) is provided with a limiting groove (15), the vertical section of the limiting groove (15) is annular, and the mounting block (10) is located in the inner cavity of the limiting groove (15).
6. The adjustable and easy-to-position life-saving floating plate for swimming teaching of claim 1, wherein: a notch (16) is formed in the outer wall of the front side of the moving plate (4) on the right side, the length of the cross section of the notch (16) is larger than that of the cross section of the handle (5), and the distance between the inner walls on the left side and the right side of the notch (16) is larger than that between the outer walls on the left side and the right side of the handle (5).
7. The adjustable and easy-to-position life-saving floating plate for swimming teaching of claim 1, wherein: the floating plate fixing device is characterized in that a storage groove (21) is formed in the connecting portion of the floating plate body (1) and the fixing belt (2), an inserting rod (23) is inserted into the inner cavity of the storage groove (21), a pushing spring (22) is arranged between the inserting rod (23) and the storage groove (21), and one end, far away from the floating plate body (1), of the inserting rod (23) penetrates through the fixing belt (2).
8. An adjustable and easy-to-position life-saving floating plate for swimming teaching according to claim 7, characterized in that: the outer wall of one side of the inserted bar (23) far away from the floating plate body (1) is provided with a retractable groove (24), the inner cavity of the retractable groove (24) is spliced with a push block (25), the inner walls of the left side and the right side of the retractable groove (24) are provided with openings, the inner cavity of each opening is penetrated and spliced with a limiting block (26), and the limiting blocks (26) are attached to the outer wall of the fixing belt (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010586175.0A CN111776168B (en) | 2020-06-24 | 2020-06-24 | Adjustable and be convenient for swimming teaching of location is with lifesaving kickboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010586175.0A CN111776168B (en) | 2020-06-24 | 2020-06-24 | Adjustable and be convenient for swimming teaching of location is with lifesaving kickboard |
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| Publication Number | Publication Date |
|---|---|
| CN111776168A CN111776168A (en) | 2020-10-16 |
| CN111776168B true CN111776168B (en) | 2022-02-08 |
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| CN202010586175.0A Active CN111776168B (en) | 2020-06-24 | 2020-06-24 | Adjustable and be convenient for swimming teaching of location is with lifesaving kickboard |
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| CN (1) | CN111776168B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636042B (en) * | 2021-09-07 | 2022-09-09 | 广东海洋大学 | Floating plate with variable bearing area for lifesaving of ship |
| CN115339590A (en) * | 2022-10-18 | 2022-11-15 | 山东鑫亚工业股份有限公司 | Marine lifesaving floating body structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202783738U (en) * | 2012-09-12 | 2013-03-13 | 吕碧升 | Safe swimming floating plate |
| CN205460848U (en) * | 2016-03-21 | 2016-08-17 | 苏利群 | Supplementary teaching equipment of swimming |
| KR20170099204A (en) * | 2016-02-23 | 2017-08-31 | 오철규 | Life-board for buoyancy increase and length adjustment |
| WO2019056597A1 (en) * | 2017-09-21 | 2019-03-28 | 江苏共井集团有限公司 | Swimming board |
| KR20200064763A (en) * | 2018-11-29 | 2020-06-08 | 김영제 | Swimming aid |
-
2020
- 2020-06-24 CN CN202010586175.0A patent/CN111776168B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202783738U (en) * | 2012-09-12 | 2013-03-13 | 吕碧升 | Safe swimming floating plate |
| KR20170099204A (en) * | 2016-02-23 | 2017-08-31 | 오철규 | Life-board for buoyancy increase and length adjustment |
| CN205460848U (en) * | 2016-03-21 | 2016-08-17 | 苏利群 | Supplementary teaching equipment of swimming |
| WO2019056597A1 (en) * | 2017-09-21 | 2019-03-28 | 江苏共井集团有限公司 | Swimming board |
| KR20200064763A (en) * | 2018-11-29 | 2020-06-08 | 김영제 | Swimming aid |
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| CN111776168A (en) | 2020-10-16 |
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