CN212491455U - Swimming training device of kicking one's legs - Google Patents
Swimming training device of kicking one's legs Download PDFInfo
- Publication number
- CN212491455U CN212491455U CN202020698918.9U CN202020698918U CN212491455U CN 212491455 U CN212491455 U CN 212491455U CN 202020698918 U CN202020698918 U CN 202020698918U CN 212491455 U CN212491455 U CN 212491455U
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- connecting rod
- block
- guide rail
- spring
- swimming
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Abstract
The utility model relates to a swimming exercise device technical field, concretely relates to swimming training device of kicking one's legs. The device comprises a resistance part, wherein the resistance part comprises a first guide rail, a first sliding block is connected in the first guide rail in a sliding manner, one end of a first connecting rod is connected onto the first sliding block, the other end of the first connecting rod penetrates through one side wall of the first guide rail and is connected with a connecting block, and a first spring is arranged between the first sliding block and the side wall; the bottom of the connecting block is fixedly connected with a third connecting rod, the third connecting rod is connected with a fourth connecting rod through a universal ball, and the end part of the fourth connecting rod is provided with a foot fixing sleeve; the two sides of the first guide rail are respectively provided with a second guide rail, a second slide block is connected in the second guide rail in a sliding manner, a penetrating block is rotatably connected on the second slide block, a second connecting rod penetrates through the penetrating block, one end of the second connecting rod is hinged with the connecting block, the other end of the second connecting rod is sleeved with a second spring, and the spring is limited between the convex edge and the penetrating block through a convex edge at the end part of the second connecting rod; the device can simulate the stress in water to a great extent.
Description
Technical Field
The utility model relates to a swimming exercise device technical field, concretely relates to swimming training device of kicking one's legs.
Background
The technical key points of free swimming leg-striking are as follows: the two legs are naturally straightened, the foot surfaces are slightly tight, the two feet are slightly turned inwards, the upper and lower alternate leg-kicking actions are carried out, the force-applying point is that force is applied from the hip during the leg-kicking, the hip drives the thigh to drive the shank, and the ankle is driven to carry out the upper and lower alternate leg-kicking actions.
Conventional instrumented terrestrially based leg exercises do not simulate the resistance of water, resulting in inefficient practice of normative movements and strength.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a swimming training device for legs.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a swimming legging trainer comprises a supporting table, a vertical frame and 2 resistance pieces with the same structure, wherein each resistance piece comprises a first guide rail in a closed rectangle, a first sliding block is connected in the first guide rail in a sliding mode, one end of a first connecting rod is connected to the first sliding block, the other end of the first connecting rod penetrates through one side wall of the first guide rail and is connected with a connecting block, a first spring is arranged between the first sliding block and the side wall, and the first spring is sleeved on the first connecting rod; the bottom of the connecting block is fixedly connected with a third connecting rod, the end part of the third connecting rod is universally hinged with a fourth connecting rod, and a foot fixing sleeve is arranged at the end part of the fourth connecting rod;
the two sides of the first guide rail are respectively provided with a second guide rail, a second sliding block is connected in the second guide rail in a sliding mode, a penetrating block is rotatably connected to the second sliding block, a through hole is formed in the penetrating block, a second connecting rod penetrates through the through hole, one end of the second connecting rod is hinged to the connecting block, a second spring is sleeved at the other end of the second connecting rod, and the spring is limited between the convex edge and the penetrating block through a convex edge at the end portion of the second connecting rod;
all of the first, second and third links are in a plane;
the first guide rail and the second guide rail are fixed on the vertical frame which is vertically arranged, and the vertical frame is fixedly connected with one side of the supporting table.
Furthermore, the supporting platform comprises a platform surface and supporting legs arranged at the bottom of the platform surface, and the platform surface is concave and the concave opening faces one side of the stand.
Furthermore, handrails are arranged on two sides of the table board.
Further, the foot fixing sleeve is adapted to the shape of the front sole of the foot.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the resistance piece is arranged to simulate the resistance of water encountered during the actual swimming and the leg-kicking, so that the underwater stress can be simulated to a greater degree, and the muscle can form memory.
2. The user only needs to add or remove the balancing weight to practice the upward or downward leg-beating, and the operation is simple and convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-a vertical frame, 2-a first guide rail, 3-a first sliding block, 4-a first connecting rod, 5-a connecting block, 6-a third connecting rod, 8-a fourth connecting rod, 9-a foot fixing sleeve, 10-a second guide rail, 11-a second sliding block, 12-a penetrating block, 13-a second connecting rod, 14-a table board, 15-a supporting leg and 16-a handrail.
Detailed Description
In the following, a detailed description of an embodiment of the present invention is provided with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
Example 1
Referring to fig. 1, the swimming legging trainer of the embodiment includes a support table, a vertical frame 1 and 2 resistance members with the same structure, wherein each resistance member includes a first guide rail 2 with a closed rectangle, a first slider 3 is slidably connected in the first guide rail 2, one end of a first connecting rod 4 is connected to the first slider 3, the other end of the first connecting rod 4 passes through one side wall of the first guide rail 2 and is connected with a connecting block 5, a first spring is arranged between the first slider 3 and the side wall, and the first spring is sleeved on the first connecting rod 4; the bottom of the connecting block 5 is fixedly connected with a third connecting rod 6, the end part of the third connecting rod 6 is universally hinged with a fourth connecting rod 8, and the end part of the fourth connecting rod 8 is provided with a foot fixing sleeve 9;
the two sides of the first guide rail 2 are respectively provided with a second guide rail 10, a second sliding block 11 is connected in the second guide rail 10 in a sliding manner, a penetrating block 12 is connected on the second sliding block 11 in a rotating manner, a penetrating hole is formed in the penetrating block 12, a second connecting rod 13 penetrates through the penetrating hole, one end of the second connecting rod 13 is hinged with the connecting block 5, the other end of the second connecting rod 13 is sleeved with a second spring, and the spring is limited between the convex edge and the penetrating block 12 through the convex edge at the end part of the second connecting rod 13;
all the first connecting rod 4, the second connecting rod 13 and the third connecting rod 6 are in one plane;
In this embodiment, the support table includes a table top 14 and legs 15 disposed at the bottom of the table top 14, the table top 14 is concave, and the concave opening faces one side of the stand 1, so that interference with legs is prevented during practice, and the operation is not standard.
In this embodiment, armrests 16 are provided on both sides of the table top 14 for body fixation.
In this embodiment, the foot fixing sleeve 9 is adapted to the shape of the front sole of the foot to assist the instep to be straight.
The utility model discloses a theory of operation:
to the exercise of kicking down, the user upper part of the body lies prone on the mesa, be located the spill opening of mesa below the waist body, stretch the both feet a little respectively and overlap in 1 fixed cover 9 of foot, kicking down, drive fourth connecting rod 8 downstream, the in-process of kicking, the motion orbit of tiptoe is the pitch arc, consequently through with third connecting rod 6 and the universal articulated of fourth connecting rod, the motion that makes the fixed cover 9 of foot satisfies the pitch arc orbit, receives first spring resistance, when kicking down, simulation aquatic atress that can great degree, make muscle form memory, improve the competition score.
In a further embodiment of the invention, the bottom of the foot fixing sleeve 9 is detachably connected with a balancing weight, the weight force of the balancing weight is larger than the elastic force of a spring, and the arrangement is specific to upward leg-hitting exercise, and when the foot-hitting exercise is used, the body is right-side-up.
The above is only one embodiment of the present invention, but the embodiments of the present invention are not limited thereto, and any changes that can be considered in the art should fall within the protection scope of the present invention.
Claims (5)
1. A swimming legging trainer comprises a supporting table, a vertical frame (1) and 2 resistance pieces with the same structure, and is characterized in that each resistance piece comprises a first guide rail (2) in a closed rectangle, a first sliding block (3) is connected in the first guide rail (2) in a sliding manner, one end of a first connecting rod (4) is connected onto the first sliding block (3), the other end of the first connecting rod (4) penetrates through one side wall of the first guide rail (2) and is connected with a connecting block (5), a first spring is arranged between the first sliding block (3) and the side wall, and the first spring is sleeved on the first connecting rod (4); the bottom of the connecting block (5) is fixedly connected with a third connecting rod (6), the end part of the third connecting rod (6) is universally hinged with a fourth connecting rod (8), and a foot fixing sleeve (9) is arranged at the end part of the fourth connecting rod (8);
the two sides of the first guide rail (2) are respectively provided with a second guide rail (10), the second guide rail (10) is connected with a second sliding block (11) in a sliding manner, the second sliding block (11) is connected with a penetrating block (12) in a rotating manner, a penetrating hole is formed in the penetrating block (12), a second connecting rod (13) penetrates through the penetrating hole, one end of the second connecting rod (13) is hinged with the connecting block (5), the other end of the second connecting rod is sleeved with a second spring, and the spring is limited between the convex edge and the penetrating block (12) through the convex edge at the end part of the second connecting rod (13);
all the first connecting rod (4), the second connecting rod (13) and the third connecting rod (6) are in one plane;
the first guide rail (2) and the second guide rail (10) are fixed on the vertical stand (1), and the stand (1) is fixedly connected with one side of the supporting table.
2. A swimming legging trainer according to claim 1, wherein the support bench comprises a playing surface (14) and legs (15) arranged at the bottom of the playing surface (14), the playing surface (14) being concave and the concave opening facing the side of the stand (1).
3. A swimming legging trainer according to claim 2, wherein handrails (16) are provided on both sides of the playing surface (14).
4. A swimming legging trainer according to claim 1, wherein the foot harness (9) is adapted to the shape of the forefoot.
5. A training device for swimming and legging according to claim 1, wherein the bottom of the foot harness (9) is detachably connected with a weight block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020698918.9U CN212491455U (en) | 2020-04-29 | 2020-04-29 | Swimming training device of kicking one's legs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020698918.9U CN212491455U (en) | 2020-04-29 | 2020-04-29 | Swimming training device of kicking one's legs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212491455U true CN212491455U (en) | 2021-02-09 |
Family
ID=74444599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020698918.9U Expired - Fee Related CN212491455U (en) | 2020-04-29 | 2020-04-29 | Swimming training device of kicking one's legs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212491455U (en) |
-
2020
- 2020-04-29 CN CN202020698918.9U patent/CN212491455U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 |