CN219307860U - Foldable diving tail fin - Google Patents

Abstract

The utility model discloses a foldable diving tail fin, which comprises a shoe body, a tail fin plate and a plurality of groups of longitudinal keels, wherein the tail fin plate is fixedly connected with the shoe body, the longitudinal keels are arranged in the middle area of the tail fin plate, each longitudinal keel comprises a front connecting rod and a rear connecting rod, a hollow hinging seat is arranged between each front connecting rod and each rear connecting rod, gears which are mutually matched are arranged at the rear end of each front connecting rod and the front end of each rear connecting rod, the circle centers of the gears are rotationally connected onto the inner wall of the hinging seat, a locking assembly is arranged below each gear, a protective sleeve is arranged at the corresponding tail fin plate of each hinging seat, and the protective sleeve is made of foldable soft materials; the bionic tail fin solves the problems that the existing bionic tail fin is large in size and cannot be folded, so that the storage and transportation are inconvenient, and the bionic tail fin is easy to damage if the bionic tail fin is improperly placed, and can be folded, so that the bionic tail fin is convenient to store and transport.

Description

Foldable diving tail fin

Technical Field

The utility model relates to the technical field of diving equipment, in particular to a foldable diving tail fin.

Background

In the modern society, swimming and diving exercises are increasingly popular, various swimming equipment and diving equipment are layered endlessly, most of the swimming equipment and diving equipment are main propelling tools which take the fin as a forward propelling movement, common double-foot double-fin bodies worn by two feet respectively and double-foot single-fin bodies worn by two feet together, double-foot single-fin bodies and double-foot single-fin bodies wear a bionic tail fin body, and the double-foot single-fin bodies and the bionic tail fin bodies are propelling forces for a swimmer to synchronously beat water through two legs.

The bionic tail fin has the advantages of attractive shape and strong propulsion, but the bionic tail fin is large in size and cannot be folded, so that the bionic tail fin is inconvenient to store and transport and is easy to damage if placed improperly.

Disclosure of Invention

The purpose of the present application is: for solving current bionical tail fin volume great, and can't fold, lead to accomodating and transportation very inconvenient, if place improper then lead to bionical tail fin damage's problem easily, specially provide a folding dive tail fin, can realize folding to the tail fin board, conveniently accomodate and transport.

The utility model is realized by the following technical scheme:

the utility model provides a folding dive tail fin, includes the shoes body, tail fin and multiunit longitudinal joist, tail fin and shoes body fixed connection, longitudinal joist sets up in the middle part region of tail fin, longitudinal joist includes preceding connecting rod and back connecting rod, be equipped with hollow articulated seat between preceding connecting rod and the back connecting rod, the rear end of preceding connecting rod and the front end of back connecting rod all are equipped with the gear of mutual adaptation, the centre of a circle of gear rotates to be connected on the inner wall of articulated seat, the gear below is equipped with locking subassembly, the tail fin department that articulated seat corresponds is equipped with the protective sheath, the protective sheath is folding soft material.

In the above-mentioned scheme, the locking subassembly is including setting up the hollow locking chamber on the bottom lateral wall in the articulated seat, the locking intracavity is equipped with the push rod, outside the articulated seat was stretched out to the lower extreme of push rod, the push rod top is equipped with the locating lever, the interior top in locking chamber is equipped with the location blind hole, the upper end of locating lever stretches into in the locating blind hole, the locating lever overcoat is equipped with the spring, the upper and lower both ends of spring are fixed respectively at the interior top in locking chamber and the up end of push rod, one side top that is close to the lateral wall of articulated seat of push rod is equipped with the downward elastic clamping pole that has of slope, the lower extreme of clamping pole is equipped with the fixture block, offer the bayonet socket with the fixture block adaptation on the lateral wall of articulated seat, be equipped with the depression bar that is used for withdraw from the fixture block bayonet socket on the outer wall of articulated seat, one side that the articulated seat lateral wall was kept away from to the push rod is equipped with the connecting rod, is equipped with the bar through groove that supplies the connecting rod to reciprocate on the outer wall in the locking chamber of connecting rod one side, connecting rod outer end fixedly connected with and gear adaptation's lock.

In the above scheme, the inside of the longitudinal side of the tail fin plate is a hollow soft taper pipe, the taper pipe is filled with non-Newtonian fluid, the longitudinal axis of the taper pipe is a curve or a straight line, the cross section of the taper pipe inner cavity vertical to the longitudinal axis of the taper pipe is circular, and the perimeter of the cross section of each taper pipe inner cavity gradually decreases from the front end of the advancing direction of the swimmer to the rear end of the advancing direction of the swimmer.

In the scheme, connectors are arranged on two sides of the shoe body, two groups of connectors are connected through an auxiliary rope, a positioning sleeve is arranged in the middle of the auxiliary rope, an anti-slip gasket is fixed on the lower end face of the positioning sleeve, and a pull ring is arranged on the upper end face of the positioning sleeve.

In the scheme, the elastic cloth is inlaid on the upper surface of the shoe body, and shoelaces are arranged on the elastic cloth.

In the scheme, the bottom surfaces of the tail fin plates and the bottom surfaces of the corresponding shoe bodies are located on the same horizontal plane.

The technical scheme of the utility model has at least the following advantages and beneficial effects:

the bionic tail fin solves the problems that the existing bionic tail fin is large in size and cannot be folded, so that the storage and transportation are inconvenient, and the bionic tail fin is easy to damage if the bionic tail fin is improperly placed, and can be folded, so that the bionic tail fin is convenient to store and transport.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic view of the structure when the longitudinal keels are pulled apart;

FIG. 3 is a schematic view of the structure of the longitudinal runner when it is retracted;

FIG. 4 is a schematic structural view of the locking assembly;

icon: the novel shoe comprises a longitudinal keel, a 2-tail fin plate, a 3-shoe body, a 11-front connecting rod, a 12-rear connecting rod, a 13-hinging seat, a 14-gear, a 15-locking cavity, a 16-push rod, a 17-locating rod, a 18-locating blind hole, a 19-spring, a 110-clamping rod, a 111-clamping block, a 112-bayonet, a 113-pressing rod, a 114-connecting rod, a 115-locking wheel, a 21-protective sleeve, a 22-longitudinal side edge, a 31-connector, a 32-auxiliary rope, a 33-locating sleeve, a 34-anti-slip gasket, a 35-pull ring, a 36-elastic cloth and a 37-shoelace.

Detailed Description

The technical scheme of the utility model is clearly and completely described by a specific implementation mode of the embodiment of the utility model with the aid of the attached drawings.

Example 1

The utility model provides a folding dive tail fin, includes shoes body 3, tail fin board 2 and multiunit longitudinal joist 1, tail fin board 2 and shoes body 3 fixed connection, longitudinal joist 1 sets up in the middle part region of tail fin board 2, longitudinal joist 1 includes preceding connecting rod 11 and back connecting rod 12, be equipped with hollow articulated seat 13 between preceding connecting rod 11 and the back connecting rod 12, the rear end of preceding connecting rod 11 and the front end of back connecting rod 12 all are equipped with the gear 14 of mutual adaptation, the centre of a circle of gear 14 rotates and connects on the inner wall of articulated seat 13, the gear 14 below is equipped with locking component, tail fin board 2 department that articulated seat 13 corresponds is equipped with protective sheath 21, protective sheath 21 is folding soft material.

Example 2

On the basis of embodiment 1, the locking assembly comprises a hollow locking cavity 15 arranged on the inner bottom side wall of a hinge seat 13, a push rod 16 is arranged in the locking cavity 15, the lower end of the push rod 16 extends out of the hinge seat 13, a positioning rod 17 is arranged above the push rod 16, a positioning blind hole 18 is arranged at the inner top of the locking cavity 15, the upper end of the positioning rod 17 extends into the positioning blind hole 18, a spring 19 is sleeved outside the positioning rod 17, the upper end and the lower end of the spring 19 are respectively fixed on the inner top of the locking cavity 15 and the upper end face of the push rod 16, an elastic clamping rod 110 which is inclined downwards is arranged at the top of one side of the push rod 16 close to the side wall of the hinge seat 13, a bayonet 112 which is matched with the bayonet 111 is arranged on the side wall of the hinge seat 13, a connecting rod 113 for withdrawing the bayonet 111 from the bayonet 112 is arranged on the outer wall of the hinge seat 13, a connecting rod 114 extending out of the side of the hinge seat 13 is arranged on one side of the side wall of the hinge seat 16, a connecting rod 114 which is connected with a connecting rod 114 in a strip-shaped gear, and the connecting rod 114 is connected with the outer end of the connecting rod 114, and the connecting rod 114 is connected with the connecting rod 114 in a mode of which is connected with the connecting rod 14.

Example 3

Based on embodiment 1 or 2, the longitudinal side 22 of the fin plate 2 is a hollow soft cone, the cone is filled with a non-newton fluid, the longitudinal axis of the cone is curved or straight, the cross section of the inner cavity of the cone perpendicular to the longitudinal axis of the cone is circular, and the perimeter of the cross section of the inner cavity of each cone gradually decreases from the front end of the travel direction of the swimmer to the rear end of the travel direction of the swimmer.

Example 4

On the basis of the embodiment, the connectors 31 are arranged on two sides of the shoe body 3, the two groups of connectors 31 are connected through the auxiliary rope 32, the middle part of the auxiliary rope 32 is provided with the positioning sleeve 33, the lower end surface of the positioning sleeve 33 is fixed with the anti-slip gasket 34, and the upper end surface of the positioning sleeve 33 is provided with the pull ring 35.

Example 5

On the basis of the above embodiment, the elastic cloth 36 is inlaid on the upper surface of the shoe body 3, and the shoelace 37 is mounted on the elastic cloth 36.

Example 6

On the basis of the embodiment, the bottom surfaces of the skegs 2 and the corresponding bottom surfaces of the shoe bodies 3 are all located on the same horizontal plane.

The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (6)

1. The utility model provides a folding dive tail fin, includes the shoes body (3), tail fin board (2) and multiunit longitudinal joist (1), tail fin board (2) and shoes body (3) fixed connection, longitudinal joist (1) set up in the middle part region of tail fin board (2), its characterized in that: the longitudinal keel (1) comprises a front connecting rod (11) and a rear connecting rod (12), a hollow hinging seat (13) is arranged between the front connecting rod (11) and the rear connecting rod (12), gears (14) which are mutually matched are arranged at the rear end of the front connecting rod (11) and the front end of the rear connecting rod (12), the circle center of each gear (14) is rotationally connected onto the inner wall of the hinging seat (13), a locking assembly is arranged below each gear (14), a protective sleeve (21) is arranged at the position of a tail fin plate (2) corresponding to the hinging seat (13), and the protective sleeve (21) is made of foldable soft materials.

2. A collapsible submersible tail fin according to claim 1, wherein: the locking assembly comprises a hollow locking cavity (15) arranged on the inner bottom side wall of the hinging seat (13), a push rod (16) is arranged in the locking cavity (15), the lower end of the push rod (16) extends out of the hinging seat (13), a positioning rod (17) is arranged above the push rod (16), a positioning blind hole (18) is formed in the inner top of the locking cavity (15), the upper end of the positioning rod (17) extends into the positioning blind hole (18), a spring (19) is sleeved outside the positioning rod (17), the upper end and the lower end of the spring (19) are respectively fixed on the inner top of the locking cavity (15) and the upper end face of the push rod (16), one side top of the push rod (16) close to the side wall of the hinging seat (13) is provided with an inclined downward elastic clamping rod (110), a clamping block (111) is arranged at the lower end of the clamping rod (110), two groups of clamping blocks (112) which are matched with the clamping block (111) are arranged on the side wall of the hinging seat (13) from top to bottom, a bayonet (112) is arranged on the outer wall (13) of the hinging seat (13) and is provided with a bayonet (114) which is far away from the outer side (114), the outer wall of the locking cavity (15) at one side of the connecting rod (114) is provided with a strip-shaped through groove for the connecting rod (114) to move up and down, and the outer end of the connecting rod (114) is fixedly connected with a locking wheel (115) which is matched with the gear (14).

3. A collapsible submersible tail fin according to claim 1 or 2, wherein: the inside of the longitudinal side edge (22) of the tail fin plate (2) is a hollow soft taper pipe, non-Newtonian fluid is filled in the taper pipe, the longitudinal axis of the taper pipe is a curve or a straight line, the cross section of the taper pipe inner cavity perpendicular to the longitudinal axis of the taper pipe is circular, and the perimeter of the cross section of each taper pipe inner cavity is gradually reduced from one end in front of the advancing direction of a swimmer to one end in rear of the advancing direction of the swimmer.

4. A collapsible submersible tail fin according to claim 1, wherein: the shoe is characterized in that connectors (31) are arranged on two sides of the shoe body (3), the two groups of connectors (31) are connected through an auxiliary rope (32), a positioning sleeve (33) is arranged in the middle of the auxiliary rope (32), an anti-slip gasket (34) is fixed on the lower end face of the positioning sleeve (33), and a pull ring (35) is arranged on the upper end face of the positioning sleeve (33).

5. A collapsible submersible tail fin according to claim 1, wherein: the upper surface of the shoe body (3) is inlaid with elastic cloth (36), and shoelaces (37) are arranged on the elastic cloth (36).

6. A collapsible submersible tail fin according to claim 1, wherein: the bottom surfaces of the tail fin plates (2) and the bottom surfaces of the corresponding shoe bodies (3) are located on the same horizontal plane.

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