KR102064093B1 - Swimming assistance apparatus - Google Patents

Abstract

The present invention is configured to surround a part of the lower body such as a calf or ankle, to provide buoyancy to a part of the user's lower body in the water so that the kick can be omitted, correct swimming posture or strengthen the upper body strength and back muscles It is to provide a swimming aid to assist the user to concentrate. In addition, the object of the present invention is configured to enable the left and right repeated stroke to swim by moving the waist from side to side relates to a receiving aid device useful for patients with knee joint pain, lower back pain or lower limbs. To this end, the body is composed of a material floating in the water or in the form of a hollow tube floating in the water; An insertion hole formed in the body to penetrate the inside of the body in the form of a hollow column, and configured to surround a part of the lower part of the user; And an incision formed in one side wall of the insertion hole to insert a part of the lower part into the insertion hole, and when the user swims while the part of the lower part is inserted into the insertion hole, the body is underwater. Swimming aids, characterized in that the user's lower limbs may be provided. According to this, beginners who learn to swim can concentrate on the stroke of the arm movement or the waist moving from side to side.

Description

Swimming aids {SWIMMING ASSISTANCE APPARATUS}

The present invention relates to a swimming aid. More specifically, the present invention relates to a swimming assist device that assists the user to provide buoyancy to a part of the user's body underwater so as to correctly correct a swimming posture or focus on strengthening upper body muscles and back muscles.

Swimming is one of the whole body exercises to strengthen the lung capacity and endurance, and strengthen the whole body. Therefore, swimming has been spotlighted as a daily sport in Korea, the United States, Australia, Japan, China and so on.

Conventional swimming aids include tubes, floats, boards, and the like. The tube is configured in the form of a donut. The user may wear the tube to surround the waist, or wear the tube to support the upper body of the user by wrapping one side of the tube with the hand. The floats consist of a sphere with a handle. The user is supported by the buoyancy by holding the handle of the float. The board is configured in the form of a plate. The user grabs the board and is assisted with buoyancy.

Korean Patent 10-1212467 Korea Patent 10-1171002

However, conventional swim aids such as tubes, floats, and boards must be held by hand when the user swims. Therefore, the user's arm movement is generally impaired. As a result, the user cannot fully perform the swimming posture by using the conventional swimming aid.

In addition, the conventional swim aids are easily separated from the user's hand, so that a beginner who cannot swim at all may miss the conventional swim aids from his hand. For beginners to swimming, this experience provides a feeling of evasion or rejection of water, leaving a long trauma in the swimmer's head.

In addition, when using a conventional swimming aid, there is a problem that the user must always tense the muscles of the arm. This makes the user easy to get tired, and loses confidence in swimming. In addition, the muscles are tense, which makes it difficult to smoothly swim.

In addition, in the case of the ball, the board of the conventional swimming aids, there is a problem that can be trained only the lower body except the upper body. This is because the user stretches both arms and body straight while holding the board and the board with both hands and moves forward by the kicking motion.

In addition, in the case of the vest-type ball of the conventional swimming aids, there is a limit in the English method and it is difficult for the user to position in the water. This is because the vest float makes the user float vertically in the water.

In addition, the stroke method that can be realized when using the conventional swimming aids becomes quite limited. In general, using the conventional swimming aids it may be possible to swim only by moving the waist up and down. This stroke can further aggravate the back pain in a patient who complains of back pain with a herniated disc or the like.

In addition, people with lower limbs such as paraplegia may not be able to kick or swim by moving the waist up and down. Therefore, the handicapped people could not use the conventional swimming aids.

Accordingly, the present invention has been devised to remedy the problems presented above.

An object of the present invention is configured to cover a part of the lower body such as a calf or ankle, to provide buoyancy to a part of the user's lower body in the water so that the kick can be omitted, correct swimming posture or upper body strength and waist It is to provide a swimming aid to assist the user to focus on muscle strengthening. It is also an object of the present invention is to provide a receiving aid device useful for patients with knee joint pain, lower back pain and the knee joint pain, which is configured to be able to swim left and right by moving the waist from side to side.

Hereinafter, specific means for achieving the object of the present invention will be described.

An object of the present invention, the body is composed of a hollow tube to be made of a material floating in water or floating in water; An insertion hole formed in the body so as to penetrate the inside of the body in the form of a hollow column and configured to surround a part of a lower part of the user; And an incision formed in one side wall of the insertion hole to insert a part of the lower part into the insertion hole, and when the user swims while the part of the lower part is inserted into the insertion hole, It can be achieved by providing a swimming aid device, characterized in that the lower body of the user is suspended in the water by the body.

In addition, a portion of the user's lower extremity inserted into the insertion hole may be a calf or ankle.

In addition, the insertion hole includes a first insertion hole and a second insertion hole configured to insert respective left and right bottoms, respectively, and the lower left and right sides of the left and right sides are collected by the first insertion hole and the second insertion hole. It may be characterized in that it is fixed.

In addition, the insertion hole includes a first insertion hole and a second insertion hole configured to insert each of the lower left and right, respectively, the inner side of the body between the first insertion hole and the second insertion hole is cut, And detachable means formed in each of the separated body formed inside each of the cut body, wherein the detachable means comprises a Velcro tape, magnetic, button, male and female, hook or zipper method Thus, the first insertion hole and the second insertion hole may be configured to enable separation.

In addition, the cutout may be formed in the longitudinal direction of the insertion hole in the outer wall of the insertion hole, so that the user can easily insert the lower limbs.

In addition, the insertion hole includes a first insertion hole and a second insertion hole configured to insert each of the lower left and right, respectively, the cut-out portion, the first cut-out portion provided on one side wall of the first insertion hole and the And at least one of the second cutouts provided on one side wall of the second insertion hole, and at least one of the first cutouts and the second cutouts respectively allows the user to easily seat the lower extremities. And it may be characterized in that the incision is formed in the upper side wall of the second insertion hole.

The insertion hole may include a first insertion hole and a second insertion hole configured to insert respective left and right lower extremities, and the cutout is provided at one side wall of each of the first insertion hole and the second insertion hole. And a first cutout portion and a second cutout portion, wherein the first cutout portion is formed in an upper side wall of the first insertion hole,

In addition, the second cutout may be formed in a cut in the lower side wall of the second insertion hole.

In addition, a plurality of protrusions protruding in the radial direction inside the insertion hole, configured to extend in the longitudinal direction of the insertion hole; further comprising, to provide comfort to the inserted lower extremity and at the same time improve the fixing force of the lower extremity It can be characterized.

In addition, the inner side of the insertion hole is formed in the radial direction, a plurality of protrusions formed in a spherical shape; further comprising, while providing a comfort to the inserted lower extremity can be characterized in that the fixing force of the lower extremity is improved.

In addition, the inner side of the insertion hole protruding in the radial direction, the projection portion is configured to extend in a helical shape in the longitudinal direction of the insertion hole; further comprising, providing a comfort to the inserted lower extremity and at the same time improve the fixing force of the lower extremity It may be characterized by.

In addition, provided on both sides in the longitudinal direction of the body, the front of the user's swimming direction is curved to have a predetermined curvature to reduce the underwater resistance; And a pin protruding to at least one of vertically upward and vertically downwardly at the stop of the body, wherein the front of the user's swimming direction is curved to have a predetermined curvature to reduce the underwater resistance. The rotational force around the swimming direction of the offset may be characterized.

In addition, the body is formed in the form of a plate-like board, the insertion hole is formed in contact with one surface of the body, is provided on both sides in the longitudinal direction of the body, the front of the user's swimming direction to reduce the underwater resistance It may be characterized in that it further comprises; wings that are curved to have a predetermined curvature.

In addition, the insertion hole includes a first insertion hole and a second insertion hole configured to insert each of the lower left and right, respectively, and to pass through the inner side of the body between the first insertion hole and the second insertion hole It may further include a through-hole formed in the body, the water resistance generated in the user's swimming progression direction is reduced.

In addition, at least one gripping portion which is recessed or penetrated on one side of the body and configured to hold the body by inserting at least one of the user's fingers may be further included.

In addition, provided on both sides in the longitudinal direction of the body, the front of the user's swimming direction is curved to have a predetermined curvature to reduce the underwater resistance; And a pin protruding to at least one of vertically upward and vertically downwardly at the stop of the body, wherein the front of the user's swimming direction is curved to have a predetermined curvature to reduce the underwater resistance. At least one gripper configured to offset the rotational force around the swimming direction of the swimmer, and to be recessed or penetrated on one side of the wing or the pin, so that at least one of the user's fingers is inserted to grip the body. It may be characterized in that it further comprises.

In addition, the inside of the hollow body to maintain the shape of the body, the partition plate for relieving the torsion of the body; may further comprise a.

The apparatus may further include a plate-shaped partition wall provided to maintain the shape of the body in the hollow body and to reduce the torsion of the body. The plurality of partition walls may be configured to cross each other. can do.

In addition, to maintain the shape of the body inside the hollow body, a plurality of plate-like partitions are provided to mitigate the torsion of the body; a plurality of the partitions are each configured to be interconnected in a honeycomb form It may be characterized by.

In addition, the separation prevention means is configured on one side of the incision so as to close the incision, is configured so that the inserted lower leg is not separated to the incision; it may be characterized in that it further comprises.

In addition, the separation preventing means, it may be characterized in that the Velcro tape, magnetic, button, male and female, hook or zipper configuration.

As described above, the present invention has the following effects.

First, the use of the swimming aids according to an embodiment of the present invention has the effect that the beginners to learn to swim can concentrate on the stroke of the left or right arm movements or waist.

Second, according to one embodiment of the present invention, even if a patient complains of knee joint pain, back pain, or lower limbs, there is an effect that a swimming aid can be used.

Third, according to an embodiment of the present invention, while using the swimming aids it is possible to move the waist to the left and right, so that the upper body muscles and back muscles are significantly trained to help rehabilitation and the swimming ability is greatly improved.

The following drawings, which are attached to this specification, illustrate exemplary embodiments of the present invention, and together with the detailed description thereof, serve to further understand the technical spirit of the present invention. It should not be interpreted.
1 is a perspective view showing a swimming aid according to a first embodiment of the present invention,
Figure 2 is a perspective view showing a swimming assisting apparatus according to a second embodiment of the present invention,
3 is an exploded view showing a swimming aid according to a second embodiment of the present invention;
4 is a perspective view showing a swimming aid according to a third embodiment of the present invention,
5 is a perspective view showing a swimming aid according to a fourth embodiment of the present invention,
6 is a perspective view showing a swimming aid according to a fifth embodiment of the present invention,
7 is a perspective view showing a swimming assisting apparatus according to a modification of the fifth embodiment of the present invention;
8 is a perspective view showing a swimming aid in accordance with a modification of the fifth embodiment of the present invention;
9 is a perspective view showing a swimming aid according to a sixth embodiment of the present invention;
10 is a perspective view showing a swimming aid according to a seventh embodiment of the present invention;
11 is a perspective view showing a swimming assisting apparatus according to a modification of the seventh embodiment of the present invention;
12 is a perspective view showing a swimming aid according to an eighth embodiment of the present invention;
13 is a perspective view showing a swimming assisting apparatus according to a ninth embodiment of the present invention;
14 is a perspective view showing a swimming aid according to a tenth embodiment of the present invention;
FIG. 15 is a perspective view illustrating a swimming assisting device according to a first modified example of the tenth exemplary embodiment of the present invention; FIG.
16 is a perspective view of a swimming aid according to a second modification of the tenth embodiment of the present invention;
17 is a perspective view of a swimming aid according to an eleventh embodiment of the present invention;
18 is a perspective view of a swimming aid according to a first modification of the eleventh embodiment of the present invention;
19 is a perspective view showing a swimming assisting apparatus according to a second modification of the eleventh embodiment of the present invention.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, in describing in detail the principle of operation of the preferred embodiment of the present invention, if it is determined that the detailed description of the related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

In addition, the same reference numerals are used for parts having similar functions and functions throughout the drawings. Throughout the specification, when a part is connected to another part, this includes not only the case where it is directly connected, but also the case where it is indirectly connected with another element in between. In addition, the inclusion of any component does not exclude other components unless specifically stated otherwise, it means that may further include other components.

Composition and Connection of Swimming Aids

The first embodiment of the present invention will be discussed with regard to the basic configuration of the swimming aid. 1 is a perspective view showing a swimming aid according to a first embodiment of the present invention. As shown in FIG. 1, the swimming aid 1 according to an embodiment of the present invention may include a body 10, an insertion hole 20, and an incision 30.

The body 10 may be made of a material floating in water, or may be configured in the form of a hollow tube floating in water. The material may be made of, for example, a resin material such as foam compression styrofoam or sponge. The shape of the body 10 may be basically configured in the form of an elliptic column, and may be configured in various shapes as described below.

Body 10 provides buoyancy to the lower extremity of the user. The buoyancy of the body 10 is determined by the volume of the body 10 submerged in water and the density of the body 10. The larger the volume of the body 10 submerged in water, the smaller the density of the body 10, the stronger the buoyancy.

Insertion hole 20 may be formed in the body to pass through the inside of the body in the form of a hollow pillar. Both ankles of the user's lower limbs are inserted and fixed, and may be configured as one hole to be wrapped by the swimming aid (1). In addition, the user's left ankle and right ankle are inserted and fixed, respectively, may be composed of two holes to be wrapped by the swimming aid (1), respectively. When the insertion hole 20 is composed of two holes, the insertion hole for inserting and fixing the left ankle may be defined as the first insertion hole and the insertion hole for inserting and fixing the right ankle as the second insertion hole.

Insertion hole 20 may be configured to collect the user's lower extremity at an uncomfortable distance. That is, the first insertion hole and the second insertion hole may be formed to have a specific separation distance. The leg of the user swimming is fixed by the insertion hole 20. The user with the fixed legs can concentrate on the exercise of the upper body when swimming, the upper body strength and back muscles are strengthened, in particular, it is possible to move the waist from side to side. In addition, people with disabilities can enjoy swimming. In addition, the problem of not being able to concentrate on the position of the upper body due to the foot stool, which is a typical problem for swimming beginners, is solved.

The cutout 30 is formed to be cut in one side of the insertion hole 20 to facilitate insertion of the user's lower extremity into the insertion hole 20. The cutting direction of the cutout 30 is preferably cut in the longitudinal direction of the insertion hole 20. The position of the cutout 30 may be provided at both sides in the longitudinal direction of the body 10, an upper side of the insertion hole 20, and a lower side of the insertion hole 20. The width of the portion to be cut in the cutout 30 should be thinner than the thickness of the leg to be worn by the user may not cause the unexpected departure of the swimming aid (1).

The incision 30 is configured to easily fit the leg into the insertion hole (20). According to the incision portion 30 is formed in the longitudinal direction of the insertion hole 20 as in one embodiment of the present invention, without being easily separated from the legs in the water, in the case of emergency, the user can only remove the heart . As a result, the cutout 30 serves to increase the side of the utility of the swimming aid (1), reducing the risk side. According to the first embodiment of the present invention, the cutout 30 is formed at left and right sides of the insertion hole 20. However, since the user is normally applied to the inside of both legs when swimming, unless the user intends to remove the leg deliberately from the insertion hole 20, the user's leg is not separated from the insertion hole 20. .

The cutout 30 may be formed in at least one of the first insertion hole and the second insertion hole. That is, it is not necessary to necessarily be formed in both insertion holes 20, even if formed in one insertion hole 20 can achieve the object according to an embodiment of the present invention.

The swimming aid 1 according to the embodiment of the present invention has not only the first embodiment but also various embodiments described below.

Example

2 is a perspective view showing a swimming assisting device according to a second embodiment of the present invention, Figure 3 is an exploded view showing a swimming assisting device according to a second embodiment of the present invention. As shown in Figures 2 and 3, the swimming assisting device 1 according to the second embodiment of the present invention, the interruption of the body 10 is cut off, the insertion hole 20 is divided into two and the body 10, respectively In one embodiment of the detachable means configured to be separated may include a male and female coupling portion (40).

According to the second embodiment of the present invention, the convenience of wearing is improved. The user may be configured to wear the swimming assisting device 1 by one leg and insert the male coupling part 42 into the female coupling part 41. In addition, the coupling surface of the male and female coupling portion 40 may be configured to have a magnetic. In addition, it is possible to configure the Velcro tape, the snap button, the magnetic, the hook or the hook form, the zipper form, and the like as a detachable means without forming the male and female coupling part 40 on the inner surface of the separated body 10.

Third embodiment

4 is a perspective view showing a swimming assisting apparatus according to a third embodiment of the present invention. As shown in FIG. 4, in the swimming assisting device 1 according to the third embodiment of the present invention, an incision 30 may be formed at an upper side of the insertion hole 20.

According to the third embodiment of the present invention, the lower side of the insertion hole 20 is in close contact with the user's leg due to the buoyancy of the body 10 so that it is not easily separated from the leg in the water. At the same time, if the user lifts the leg to the upper side of the insertion hole 20, the leg can be easily separated from the insertion hole 20, so that the user can remove the swimming aids (1) if the user feels in an emergency situation do.

Fourth embodiment

5 is a perspective view showing a swimming assisting apparatus according to a fourth embodiment of the present invention. As shown in FIG. 5, the swimming assisting device 1 according to the fourth embodiment of the present invention is configured such that the position of the cutout 30 is shifted from the first insertion hole and the second insertion hole. For example, in the first insertion hole, the position of the cutout portion 30 may be formed at an upper side of the insertion hole 20, and in the second insertion hole, the position of the cutout portion 30 may be formed in the lower portion of the insertion hole 20. It can be formed on the side. Alternatively, in the first insertion hole, the position of the cutout 30 may be formed at an upper side of the insertion hole 20, and in the second insertion hole, the position of the cutout 30 may be formed at the left and right sides of the insertion hole 20. Can be.

According to the fourth embodiment of the present invention, there is an effect that can adopt all the effects occurring according to the position of the cutout 30. For example, when the position of the cutout portion 30 of the first insertion hole is formed at the upper side of the insertion hole 20, the lower side of the insertion hole 20 is in close contact with the user's leg by buoyancy of the body 10. When the user is not easily detached from the leg and at the same time the user lifts the leg to the upper side of the insertion hole 20, the leg can be easily separated from the insertion hole 20, so in case of emergency, the user can only swim The device 1 is configured to be detachable.

Fifth Embodiment

6 is a perspective view showing a swimming assisting device according to a fifth embodiment of the present invention, Figure 7 is a perspective view showing a swimming assisting device according to a modification of the fifth embodiment of the present invention, Figure 8 is a perspective view showing a swimming assisting device according to a modification of the fifth embodiment of the present invention. 6, 7, 8, the swimming aid 1 according to the fifth embodiment of the present invention recessed portion 50 is recessed in the transverse direction of the body 10 in the middle of the body 10 It may be provided. The depression 50 may be recessed from the upper side of the body 10 to the lower side, and may be recessed from the lower side of the body 10 to the upper side. It may also be recessed toward the inside of the body 10 in the upper side and the lower side of the body 10.

According to the fifth embodiment of the present invention, there is an advantage in that the manufacturing cost of the swimming assisting device 1 is reduced by the depression 50. In addition, the vertical cross-sectional area of the body 10 has the advantage that the underwater resistance in the water is reduced. In the swimming assisting device 1 shown in FIG. 6, the recess 50 is recessed from the upper side to the lower side of the body 10 and the cutout 30 is provided at the upper side of the insertion hole 20. . In the swimming assisting device 1 illustrated in FIG. 7, the recess 50 is recessed from the upper side to the lower side of the body 10 and the cutout 30 is provided at the left and right sides of the insertion hole 20. . The swimming assisting device 1 shown in FIG. 8 has a recessed portion 50 recessed toward the inner side of the body 10 at the upper side and the lower side of the body 10 and the cutout 30 has an insertion hole 20. This is the case provided in the left and right side portions.

Sixth embodiment

9 is a perspective view showing a swimming assisting apparatus according to a sixth embodiment of the present invention. As shown in FIG. 9, the swimming assisting device 1 according to the exemplary embodiment of the present invention may include at least one of the fin and the wing 62 on the outside of the body 10. Both the pin and the wing 62 are configured in the form of a plate that becomes narrower in width. It may be configured in a streamlined shape, that is, an elliptical cross section so as to reduce the underwater resistance in front of the swimming aid (1). The pin is formed on the outside of the body 10 in the up and down direction of the body 10 and is configured such that the normal direction of the plane constituting the pin with the longitudinal direction of the body 10 is substantially parallel. The wings 62 are formed on the outside of the body 10 in left and right directions and are configured such that a plane forming a pin with the longitudinal direction of the body 10 is generally parallel.

In the case of the swimming assisting device (1) having a fin according to the sixth embodiment of the present invention, since the user is swimming while moving the waist left and right, there is an effect that the driving force of the user is improved while the fin is pushed out of the water. After all, when the user uses the swimming assisting device (1) having a fin has an advantage that the exercise effect of the user is doubled. In addition, the fin serves to hold the center of the swimming auxiliary device (1) has the effect of preventing the swimming auxiliary device (1) from rotating in the axis of the direction of progress in the water.

According to the sixth embodiment of the present invention, the swimming assisting device 1 having the wings 62 may have a form in which two insertion holes 20 are formed in one of the conventional swimming assisting devices. In the case of the swimming assisting device 1 having the wings 62, the volume occupied in the water by the wing 62 increases, and the buoyancy acting on the swimming assisting device 1 is improved. In addition, the area in contact with the surface is enlarged to increase the force necessary to overcome the surface tension of the surface. That is, since the underwater resistance increases in the vertical direction from the underwater, the user's legs are more likely to float in the water. As a result, the wings 62 have the effect of providing more buoyancy to the legs of swimming beginners. In addition, the wing 62 has an effect of preventing the swimming assisting device 1 from rotating around the axis of the water in the direction of travel.

Seventh embodiment

With respect to the seventh embodiment of the present invention, Figure 10 is a perspective view showing a swimming assisting device according to a seventh embodiment of the present invention, Figure 11 shows a swimming assisting device according to a modification of the seventh embodiment of the present invention Perspective view. 10 and 11, the swimming aid 1 according to the seventh embodiment of the present invention may further include a protrusion 70 protruding inward on at least a portion of the inner surface of the insertion hole 20. have. The protrusion 70 may have a straight shape as shown in FIG. 10 and a hemispherical shape as shown in FIG. 11. Or it may be configured in a spiral like a screw thread in order to improve the grip with the legs in the front and rear direction of the swimming aid (1).

According to the seventh embodiment of the present invention, the swimming assisting device 1 having the protrusion 70 has an effect of strengthening the grounding force between the inside of the insertion hole 20 and the user's leg.

Eighth Embodiment

12 is a perspective view showing a swimming assisting apparatus according to an eighth embodiment of the present invention. As shown in FIG. 12, the swimming assisting device 1 according to the eighth embodiment of the present invention has a through hole 80 which is a hole penetrating in the front and rear direction of the swimming assisting device 1 at the center of the body 10. It may be provided. The cross-sectional shape of the through hole 80 may be configured in various ways, such as circular, polygonal, oval. In addition, as shown in FIG. 12, a wall having a uniform thickness is formed on the outer side of the insertion hole 20, and may have a concave rectangular cross section to secure the maximum cross-sectional area of the hole.

According to the eighth embodiment of the present invention, the swimming assisting device 1 having the through hole 80 has an effect of reducing the underwater resistance and reducing the manufacturing cost.

Ninth Embodiment

With respect to the ninth embodiment of the present invention, Figure 13 is a perspective view showing a swimming assisting device according to a ninth embodiment of the present invention. As shown in FIG. 13, the swimming assisting device 1 according to the ninth embodiment of the present invention has a fin 60 perpendicular to the body 10 outside the central portion of the body 10, and the fin 60. Handle 90 may be provided with a plurality of holes formed to penetrate one side of the pin 60 in the width direction. Handle 90 may be composed of a total of 1 to 5 holes, it is configured to fit each finger or a plurality of fingers in one hole. According to a modification of the ninth embodiment of the present invention, the handle 90 may be configured on one side of the body 10 itself or the wing 62.

According to the ninth embodiment of the present invention, the swimming assisting device 1 having the handle 90 has an effect that a user can easily grip the swimming assisting device 1.

Tenth embodiment

Regarding the tenth embodiment of the present invention, FIG. 14 is a perspective view showing a swimming assisting device according to a tenth embodiment of the present invention, and FIG. 15 is a swimming assisting device according to a first modification of the tenth embodiment of the present invention. 16 is a perspective view showing a swimming assisting apparatus according to a second modification of the tenth embodiment of the present invention. 14, 15, and 16, the swimming aid 1 according to the tenth embodiment of the present invention may be configured in the form of a hollow tube, the partition wall 100 is formed in the interior of the body 10 To improve the overall strength of the swimming aid (1). The partition wall 100 may be configured in a planar form as shown in FIG. 14, an intersection form as shown in FIG. 15, a honeycomb form as shown in FIG. 16, or the like.

According to the tenth embodiment of the present invention, the swimming assisting device 1 having the partition wall 100 has a hollow structure, so that the inside of the swimming assisting device 1 is hollow, so that the manufacturing cost is lowered and buoyancy is enhanced. There is. In addition, when the partition wall 100 is formed in an intersecting shape as shown in FIG. 15, since the strength of the swimming auxiliary apparatus 1 is improved in four directions, the twisting of the swimming auxiliary apparatus 1 is prevented. In addition, when the partition wall 100 is configured in a honeycomb form as shown in FIG. 16, the overall strength of the swimming aid 1 is greatly improved.

Eleventh embodiment

With respect to the eleventh embodiment of the present invention, Fig. 17 is a perspective view showing a swimming assisting device according to an eleventh embodiment of the present invention, Figure 18 is a swimming assisting device according to a first modification of the eleventh embodiment of the present invention 19 is a perspective view of a swimming assisting device according to a second modification of the eleventh embodiment of the present invention. As shown in FIGS. 17, 18, and 19, the swimming assisting device 1 according to the eleventh embodiment of the present invention further includes a departure preventing means configured to close at least a part of the cutout 30 according to a user's selection. It may include. The separation preventing means is a velcro tape 110 as shown in FIG. 17, a male and female coupling means such as a button 112 as in the first modification shown in FIG. 18, a zipper as in the second modification shown in FIG. 114 and the like. In the first modification shown in Fig. 18, a magnetic may be used as the detachable means of the detachment preventing means. When the magnetic is used there is an advantage that the use of the prevention of departure is easy.

According to the eleventh embodiment of the present invention, the swimming assisting device 1 having the detachment preventing means has an effect of fixing the swimming assisting device 1 to the user's legs according to the user's selection.

Use of Swimming Aids

Regarding the use aspect of the swimming aid (1), the swimming aid (1) according to an embodiment of the present invention is a user of the insertion hole 20 through the cutout 30 of the swimming aid (1) Both legs will be inserted and worn separately. The swimming aid 1 is fixed in a state in which both legs of the user are assembled. The user may wear the swimming aid 1 on the calf, knee, thigh, and the like, and may be worn on the ankle in one preferred embodiment.

The user is training various strokes by moving the waist to the left or right or stir the arm in the state of fixing the legs by using the swimming aid (1). Underwater, the swim aid 1 rises by the user's lower body due to buoyancy. Thereby, the user can compose various strokes without paying attention to the lower body. The user is able to move forward by alternately flowing the waist of the user's body to the left and right, respectively. This is the same as in English, where fish swim using their tail fins. In this way, the upper body strength and lower back muscles of the user can be strengthened, and the effect of correcting the user's wrong pelvis can be further generated.

According to the swimming aid (1) according to an embodiment of the present invention can swim with only the movement of the upper body without a kick, the paralyzed disabled people can not move the lower body at all, the lower body strength predisposition, the elderly, etc. There is an effect that becomes possible.

As described above, those skilled in the art will appreciate that the present invention can be implemented in other specific forms without changing the technical spirit or essential features. Therefore, the above-described embodiments are to be understood in all respects as illustrative and not restrictive. The scope of the present invention is shown by the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and equivalent concepts should be construed as being included in the scope of the present invention.

1: swimming aid
10: body
20: insertion hole
30: incision
40: male and female coupling part
41: female coupling part
42: male coupling part
50: depression
60: pin
62: wings
70: protrusion
80: through hole
90: handle
100: bulkhead
110: Velcro tape
112: button
114: zipper

Claims (17)

A body composed of a material floating in water;
And an insertion hole formed in the body so as to penetrate the inside of the body and configured to surround a portion of a lower part of the user.
The insertion hole includes a first insertion hole configured on the left side of the body and a second insertion hole configured on the right side of the body so as to respectively insert the lower left and right sides of the body,
Inlet is provided in the upper portion of the body to open a portion of the lower portion to easily insert a portion of the lower portion into the first insertion hole, and to easily insert a portion of the lower portion into the second insertion hole An inlet is formed in the lower portion of the body provided as a part of the open space,
When the user swims while the user inserts a part of the lower left and right of the left and right in the first insertion hole and the second insertion hole and the part of the lower part is inserted into the insertion hole, the body is underwater. Swimming aids, characterized in that the user's lower limbs.
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