CN211731743U

CN211731743U - Waterborne walker

Info

Publication number: CN211731743U
Application number: CN202020347950.2U
Authority: CN
Inventors: 闫烊洋; 史晓敏
Original assignee: Zhejiang Ocean University ZJOU
Current assignee: Zhejiang Ocean University ZJOU
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-10-23
Anticipated expiration: 2030-03-18

Abstract

The utility model belongs to the technical field of sport equipment, a walker on water is related to. The utility model comprises an outer airbag which is provided with a cylindrical part and two annular parts, wherein the annular parts are provided with inlet ports; an inner air bag is arranged in the cylindrical part, a channel is arranged on the inner air bag, and a first cylinder and a second cylinder are respectively arranged on the inner wall of the cylindrical part and the outer wall of the inner air bag; a working cavity is formed between the outer wall of the inner air bag and the inner wall of the cylindrical part; the working cavity is internally provided with a plurality of air cylinders, each air cylinder is provided with a cylinder body and a piston end, the cylinder body of each air cylinder is fixedly arranged on the outer wall of the second cylinder, the piston end of each air cylinder is hinged on the inner wall of the first cylinder, and each air cylinder is connected with an air inlet pipe and an air exhaust pipe; the outer end of the air inlet pipe is communicated with the working cavity, and the inner end of the air inlet pipe is communicated with the interior of the air cylinder; the outer end of the exhaust pipe is connected with an annular air pipe, and the inner end of the exhaust pipe is communicated with the inside of the air cylinder; the air inlet pipe and the exhaust pipe are respectively provided with an air inlet one-way valve and an exhaust one-way valve. The utility model has the advantages that: effectively improve the air circulation in the waterborne walker.

Description

Waterborne walker

Technical Field

The utility model belongs to the technical field of sport equipment, a walker on water is related to.

Background

At present, various waterborne walkers exist, which can be classified into spherical or roller-shaped, single-layer or double-layer, air-tight or air-permeable, etc. The common spherical waterborne walkers are single-layer airtight, the inner and outer surfaces of the ball body are smooth, the walkers are usually only rotated in situ and are difficult to move forward, the entertainment time is limited by oxygen in the ball body, and the walker needs to be exhausted and inflated when changing people every time, so that a large amount of compressed air and a lot of inflation time are wasted.

In the prior art, the application number is 201120039704.1, and the waterborne roller walker with the bionic scale of the inflatable framework consists of a large circular ring body, the bionic scale, a small circular ring body, a cylinder, an annular sheet, a rectangular sheet, an air charging and discharging nozzle, a pull lug and a pull rope; the small inflation ring body inner holes at the two ends of the roller can be used for people to enter and exit, and are communicated with the outside atmosphere, so that the air inside the roller is kept fresh. However, the circulation of the air in the drum is realized by blowing the outside air into the small inflation torus, and when the wind direction is staggered with respect to the small inflation torus, the circulation of the air in the drum is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a walker on water, the utility model aims to solve the technical problem that: how to improve the air circulation in the waterborne walker.

The utility model discloses a following technical scheme realizes: an aquatic walker, comprising:

an outer airbag having a cylindrical part and annular parts respectively located on both ends of the cylindrical part, the annular part having an inlet port in the middle;

the cylindrical inner air bag is movably arranged in the cylindrical part, two ends of the inner air bag are respectively in clearance fit with the inner side surfaces of the two annular parts, and a channel is axially arranged on the inner air bag and is communicated with the inlet; a first cylinder and a second cylinder are fixedly arranged on the inner wall of the cylindrical part and the outer wall of the inner air bag respectively, and a working cavity is formed between the first cylinder and the second cylinder; the edges of two ends of the inner air bag are respectively provided with a plurality of gaps which are communicated with the working cavity and the channel;

the air cylinder is provided with a cylinder body and a piston end, the cylinder body of the air cylinder is fixedly arranged on the outer wall of the second cylinder, the piston end of the air cylinder is hinged to the inner wall of the first cylinder, and each air cylinder is connected with an air inlet pipe and an air exhaust pipe; the outer end of the air inlet pipe is communicated with the working cavity, and the inner end of the air inlet pipe is communicated with the interior of the air cylinder; the outer end of the exhaust pipe is connected with an annular air pipe, and the inner end of the exhaust pipe is communicated with the inside of the air cylinder; and the air inlet pipe and the exhaust pipe are respectively provided with an air inlet one-way valve and an exhaust one-way valve.

In the above waterborne walker, the inner wall of the inner air bag is provided with a plurality of annular air pipes along the axial direction, each annular air pipe is communicated with the outer end of an exhaust pipe, and each annular air pipe is provided with a plurality of air pipe nozzles.

In the above waterborne walker, a plurality of pull ring sets are axially arranged on the inner wall of the inner air bag, and each pull ring set comprises a plurality of pull rings arranged along the circumferential direction of the inner air bag.

In the above-mentioned waterborne walker, a pressing spring is sleeved on the piston end of the inflator; one end of the compression spring is pressed against the first cylinder, and the other end of the compression spring is pressed against the air cylinder.

In foretell walker on water, two arc mounts have set firmly along the axial is coaxial on the second drum, two rotate on the arc mount and be provided with at least one pivot, the pivot axis is on a parallel with second drum axis, the coaxial gear that has set firmly in the pivot, be provided with between first drum and the pivot and drive gear pivoted actuating mechanism, still set firmly the generator on the arc mount, the generator output shaft is connected with the pivot transmission, be provided with the battery on the second drum, the battery is connected with the generator electricity.

In the above waterborne walker, the inner air bag is further provided with a fan, and the fan is electrically connected with the storage battery.

In the above waterborne walker, the driving mechanism includes a limiting frame and a rack, the limiting frame is fixedly arranged on an arc-shaped fixing frame, the rack is slidably arranged on the limiting frame, one end of the rack is fixedly arranged on the first cylinder, the other end of the rack is a free end, the length direction of the rack is radially consistent with that of the first cylinder, and the rack is meshed with the gear.

In the above waterborne walker, the first cylinder and the second cylinder are both provided with a plurality of light holes.

In the above-mentioned waterborne walker, the outer wall of the cylindrical part is provided with a plurality of paddling vanes.

Compared with the prior art, the water walker has the following advantages:

1. the inner air bag moves downwards under the action of the gravity of the human body and is close to the lower side surface of the outer air bag, namely the space above the working cavity is increased, and the space below the working cavity is reduced. At the moment, air in the working cavity sequentially enters the air cylinder through the air inlet one-way valve and the air inlet pipe, and air at two ends of the channel enters the upper working cavity through the gap, so that the air suction process is completed; the air in the air cylinder is discharged into the channel through the exhaust check valve and the exhaust pipe by the air cylinder below the working cavity in sequence, and the air below the working cavity is discharged into the channel through the gap, so that the exhaust process is completed simultaneously. The air at the two ends of the channel flows to the upper part from the lower part, the air flow rate is increased, the larger the fluid speed is, the smaller the pressure of the fluid is, and the external air pressure is higher than the air pressure at the end part of the channel, so that the convection between the external air and the air in the channel is facilitated, and the air circulation between the external air and the air in the channel is effectively improved. Along with the continuous rotation of the inner air bag, the inner air bag continuously moves up and down in the outer air bag, and the outside air, the working cavity and the air in the channel are communicated with each other. This structure relies on human gravity to realize the automatic air of taking a breath of the air in the passageway when human motion, and the flow of air in the initiative drive passageway to improve the circulation of the interior air of this walker on water greatly, improve the thermal diffusivity of this walker on water greatly, also help the evaporation of ponding in the passageway simultaneously, and then improve the human comfort level that is located the passageway.

Drawings

Fig. 1 is a structural sectional view of the present invention.

Fig. 2 is a sectional view of the structure at a-a in fig. 1.

Fig. 3 is a sectional view of the structure at B-B in fig. 1.

Fig. 4 is an enlarged view of the structure at C in fig. 1.

In the figure, 1, an outer airbag; 11. a cylindrical portion; 12. an annular portion; 13. an inlet port; 14. A first air tap; 15. a first cylinder; 2. an inner airbag; 21. forming an air pipe; 22. a tracheal nozzle; 23. a working chamber; 24. a notch; 25. a second cylinder; 251. a light-transmitting hole; 26. A second air tap; 27. a channel; 28. a pull ring; 3. a storage battery; 4. a fan; 5. an air cylinder; 51. a piston rod; 52. a piston; 53. an air inlet pipe; 531. an air inlet check valve; 54. An exhaust pipe; 541. an exhaust check valve; 55. a compression spring; 6. an arc-shaped fixing frame; 61. A rotating shaft; 62. a gear; 63. a limiting frame; 64. a rack; 65. a generator; 66. fixing the rod; 7. water-cutting leaves; 8. an LED lamp.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Referring to fig. 1 to 4, a water walker includes:

the outer airbag comprises an outer airbag 1, wherein the outer airbag 1 is provided with a cylindrical part 11 and annular parts 12 respectively positioned on two ends of the cylindrical part 11, the middle parts of the annular parts 12 are provided with inlet ports 13, and a first air nozzle 14 is arranged on one annular part 12;

a cylindrical inner air bag 2 movably arranged in the cylindrical part 11, wherein two ends of the inner air bag 2 are respectively in clearance fit with the inner side surfaces of the two annular parts 12, the inner air bag 2 is provided with a channel 27 in the axial direction, and the channel 27 is communicated with the inlet 13; a first cylinder 15 and a second cylinder 25 are fixedly arranged on the inner wall of the cylindrical part 11 and the outer wall of the inner air bag 2 respectively, and a working cavity 23 is formed between the first cylinder 15 and the second cylinder 25; the edges of two ends of the inner air bag 2 are respectively provided with a plurality of gaps 24, and the gaps 24 are communicated with the working cavity 23 and the channel 27; a second air nozzle 26 is arranged on the inner air bag 2;

the two groups of exhaust assemblies are axially arranged along the second cylinder 25, each group of exhaust assemblies comprises a plurality of air cylinders 5 which are uniformly arranged along the circumferential direction of the second cylinder 25, each air cylinder 5 is provided with a cylinder body and a piston end, the cylinder bodies of the air cylinders 5 are fixedly arranged on the outer wall of the second cylinder 25, the piston ends of the air cylinders 5 are piston rods 51, the piston rods 51 are slidably arranged on the axial direction of the air cylinders 5, the outer ends of the piston rods 51 extend out of the air cylinders 5, the end parts of the piston rods are hinged to the first cylinder 15, and the inner ends of the piston rods 51 extend into the air cylinders 5 and the end parts of the piston rods; each air cylinder 5 is connected with an air inlet pipe 53 and an air outlet pipe 54; the outer end of the air inlet pipe 53 is communicated with the working cavity 23, and the inner end is communicated with the inside of the air cylinder 5; the outer end of the exhaust pipe 54 is connected with an annular air pipe 21, and the inner end is communicated with the inside of the air cylinder 5; the intake pipe 53 and the exhaust pipe 54 are provided with an intake check valve 531 and an exhaust check valve 541, respectively.

The outer and

inner airbags

1 and 2 are inflated and deflated via the first and second air nozzles 14 and 26, respectively. When the water walker is used, the outer airbag 1 floats on the water surface by means of buoyancy, and a human body enters the channel 27 through the inlet 13. The human body moves in the channel 27 and drives the inner air bag 2 to rotate, and the inner air bag 2 drives the outer air bag 1 to rotate through the second cylinder 25, the air cylinder 5 and the first cylinder 15, so that the water walker can move on the water surface.

In this process, the inner bladder 2 moves downward by the weight of the human body and approaches the lower side of the outer bladder 1, i.e., the space above the working chamber 23 increases, and the space below the working chamber 23 decreases. At this time, the piston rod 51 of the air cylinder 5 above the working chamber 23 extends out, the air in the working chamber 23 is driven by the piston 52 of the air cylinder 5 to enter the air cylinder 5 through the air inlet one-way valve 531 and the air inlet pipe 53 in sequence, and the outside air enters the upper working chamber 23 through the gap 24, and the air suction process is completed; the piston rod 51 of the air cylinder 5 below the working chamber 23 retracts into the air cylinder 5, and drives the piston 52 to discharge the air in the air cylinder 5 into the channel 27 through the exhaust check valve 541 and the exhaust pipe 54 in sequence, and the air below the working chamber 23 is discharged into the channel 27 through the notch 24, and the exhaust process is completed at the same time. The air at the two ends of the channel 27 flows upwards from the lower part, the air flow rate is increased, the larger the fluid speed is, the smaller the pressure of the fluid is, and the external air pressure is higher than the air pressure at the end part of the channel 27, so that the convection between the external air and the air in the channel 27 is facilitated, and the air circulation between the external air and the air in the channel 27 is effectively improved. As the inner air bladder 2 is rotated, the inner air bladder 2 moves up and down in the outer air bladder 1, and the external air, the working chamber 23 and the air in the passage 27 are circulated with each other.

The first cylinder 15 and the second cylinder 25 support the air cylinder 5, improve the deformation resistance of the cylinder part 11 and the inner air bag 2, and contribute to improving the stability of the inner air bag 2 when moving in the cylinder part 11.

This structure relies on human gravity to realize the automatic air of taking a breath in the passageway 27 when human motion, the flow of air in the initiative drive passageway 27 to effectively improve the circulation of air in this walker on water, improve the thermal diffusivity of this walker on water greatly, also help the evaporation of ponding in the passageway 27 simultaneously, and then improve the human comfort level that is located the passageway 27.

Specifically, a plurality of annular air pipes 21 are axially arranged on the inner wall of the inner air bag 2, each annular air pipe 21 is communicated with the outer end of an air exhaust pipe 54, and a plurality of air pipe nozzles 22 are arranged on each annular air pipe 21.

The air in the air cylinder 5 is discharged into the passage 27 through the exhaust check valve 541, the exhaust pipe 54, the annular air pipe 21 and the air pipe nozzle 22 in this order, and the air circulation in the passage 27 is further improved.

Specifically, the inner air bag 2 has six notches 24 on both end edges thereof, each notch 24 is communicated with the working chamber 23 and the channel 27, and each exhaust pipe 54 is connected with one annular air pipe 21 through one notch 24.

The provision of the notch 24 facilitates the communication of the working chamber 23 with the outside air and also facilitates the connection of the air inlet 53 to the annular air duct 21 and the air cylinder 5.

Specifically, a plurality of sets of pull ring sets are axially arranged on the inner wall of the inner airbag 2, and each set of pull ring set includes a plurality of pull rings 28 circumferentially arranged along the inner airbag 2.

The human body can be used by hands and feet through the pull ring 28, so that the pull ring 28 assists the human body to move in the inner air bag 2, the manpower is saved, and the human body can move in the water walker for a long time.

Specifically, the piston end of the air cylinder 5 is a piston rod 51, and a pressing spring 55 is sleeved on the piston rod 51; one end of the pressing spring 55 is pressed against the first cylinder 15, and the other end is pressed against the air cylinder 5.

The piston rod 51 positioned below the inner air bladder 2 is retracted into the air cylinder 5 by the pressure of the second cylinder 2, and at this time, the pressing spring 55 is compressed. As the inner air bag 2 rotates, the cylinder 5 and the piston rod 51 are extended out of the cylinder 5 by the cooperation of the pressing spring 55 and the first cylinder 1. The provision of the pressing spring 55 helps the inner bag 2 to be restored in the cylindrical part 11. In addition, since the outer bag 1 floats on the water surface, the waves strike the outer bag 1, causing the first cylinder 15 to compress the pressing spring 55. Therefore, the pressing spring 55 can also absorb wave energy, and the stability of the water walker is improved.

Specifically, two arc-shaped fixing frames 6 are coaxially and fixedly arranged on the second cylinder 25 along the axial direction through a fixing rod 66, two at least one rotating shaft 61 is arranged on the arc-shaped fixing frames 6 in a rotating mode, the axis of the rotating shaft 61 is parallel to the axis of the second cylinder 25, a gear 62 is coaxially and fixedly arranged on the rotating shaft 61, a driving mechanism capable of driving the gear 62 to rotate is arranged between the first cylinder 15 and the rotating shaft 61, a generator 65 is further fixedly arranged on the arc-shaped fixing frame 6, the output shaft of the generator 65 is in transmission connection with the rotating shaft 61, a storage battery 3 is arranged on the second cylinder 25, and the storage battery 3 is electrically connected with the generator 65.

Under the action of the gravity of a human body, the inner air bag 2 and the outer air bag 1 move up and down relatively, at the moment, the driving mechanism drives the rotating shaft 61 to rotate through the gear 62, the rotating shaft 61 drives the generator 65 to generate electricity in a gear transmission mode, and the electric energy generated by the generator 65 is stored in the storage battery 3.

Particularly, the inner air bag 2 is further provided with a fan 4, and the fan 4 is electrically connected with the storage battery 3.

The fan 4 is started, the fan 4 discharges outside air into the channel 27, the air circulation in the channel 27 is further improved, and the evaporation of accumulated water in the channel 27 is accelerated.

Specifically, the driving mechanism includes a limiting frame 63 and a rack 64, the limiting frame 63 is fixedly arranged on an arc-shaped fixing frame 6, the rack 64 is slidably arranged on the limiting frame 63, one end of the rack 64 is fixedly arranged on the first cylinder 15, the other end of the rack 64 is a free end, the length direction of the rack 64 is radially consistent with the first cylinder 15, and the rack 64 is engaged with the gear 62.

When the inner airbag 2 and the outer airbag 1 move up and down relatively, the rack 64 slides up and down on the limiting frame 63, and meanwhile, the rack 64 drives the rotating shaft 61 to rotate through the gear 62, so that the generator 65 generates electricity.

Specifically, the first cylinder 15 and the second cylinder 25 are both provided with a plurality of light holes 251.

The light holes 251 are arranged to facilitate the external light to penetrate into the channel 27, so that the water walker has certain brightness, but at the same time, the first cylinder 15 and the second cylinder 25 cover excessive sunlight, so that the air in the channel 27 is cool, and the comfort level of the human body in the channel 27 is further improved.

Specifically, the outer wall of the cylindrical part 11 is provided with a plurality of paddling vanes 7.

When the cylindrical portion 11 rotates, the blades 7 are provided to assist the present waterborne walker in moving on the water surface.

Specifically, each annular portion 12 is provided with a plurality of LED lamps 8, and the LED lamps 8 are electrically connected to the battery 3.

At night, the LED lamp 8 provides illumination, which is helpful for the water walker to use at night.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An aquatic walker, comprising:

an outer airbag (1), the outer airbag (1) having a cylindrical portion (11) and annular portions (12) respectively located on both ends of the cylindrical portion (11), the annular portions (12) having an inlet port (13) in the middle;

the inner air bag (2) is movably arranged in the cylindrical part (11), two ends of the inner air bag (2) are respectively in clearance fit with the inner side surfaces of the two annular parts (12), the inner air bag (2) is provided with a channel (27) in the axial direction, and the channel (27) is communicated with the inlet port (13); a first cylinder (15) and a second cylinder (25) are fixedly arranged on the inner wall of the cylinder part (11) and the outer wall of the inner air bag (2) respectively, and a working cavity (23) is formed between the first cylinder (15) and the second cylinder (25); the edges of two ends of the inner air bag (2) are respectively provided with a plurality of gaps (24), and the gaps (24) are communicated with the working cavity (23) and the channel (27);

the air cylinder structure comprises a plurality of groups of air exhaust assemblies, wherein the air exhaust assemblies are axially arranged along a second cylinder (25), each group of air exhaust assemblies comprises a plurality of air cylinders (5) which are uniformly arranged along the circumferential direction of the second cylinder (25), each air cylinder (5) is provided with a cylinder body and a piston end, the cylinder bodies of the air cylinders (5) are fixedly arranged on the outer wall of the second cylinder (25), the piston ends of the air cylinders (5) are hinged to the inner wall of a first cylinder (15), and each air cylinder (5) is connected with an air inlet pipe (53) and an air exhaust pipe (54); the outer end of the air inlet pipe (53) is communicated with the working cavity (23), and the inner end of the air inlet pipe is communicated with the inside of the air cylinder (5); the outer end of the exhaust pipe (54) is connected with an annular air pipe (21), and the inner end of the exhaust pipe is communicated with the inside of the air cylinder (5); and the air inlet pipe (53) and the air outlet pipe (54) are respectively provided with an air inlet one-way valve (531) and an air outlet one-way valve (541).

2. The waterborne walker as claimed in claim 1, wherein a plurality of annular air pipes (21) are axially arranged on the inner wall of the inner air bag (2), each annular air pipe (21) is communicated with the outer end of an air exhaust pipe (54), and a plurality of air pipe nozzles (22) are arranged on each annular air pipe (21).

3. The waterborne walker as claimed in claim 1, wherein the inner wall of the inner bladder (2) is provided with a plurality of sets of pull rings along the axial direction, each set of pull rings comprising a plurality of pull rings (28) arranged along the circumferential direction of the inner bladder (2).

4. The water walker as claimed in claim 3, wherein said air cylinder (5) is fitted with a compression spring (55) at its piston end; one end of the pressing spring (55) is pressed against the first cylinder (15), and the other end is pressed against the air cylinder (5).

5. The water walker as claimed in claim 1, wherein two arc-shaped fixing frames (6) are coaxially and fixedly arranged on the second cylinder (25) along an axial direction, at least one rotating shaft (61) is rotatably arranged on the two arc-shaped fixing frames (6), the axis of the rotating shaft (61) is parallel to the axis of the second cylinder (25), a gear (62) is coaxially and fixedly arranged on the rotating shaft (61), a driving mechanism capable of driving the gear (62) to rotate is arranged between the first cylinder (15) and the rotating shaft (61), a generator (65) is further fixedly arranged on the arc-shaped fixing frame (6), an output shaft of the generator (65) is in transmission connection with the rotating shaft (61), a storage battery (3) is arranged on the second cylinder (25), and the storage battery (3) is electrically connected with the generator (65).

6. The waterborne walker as claimed in claim 5, wherein the inner bladder (2) is further provided with a fan (4), and the fan (4) is electrically connected with the storage battery (3).

7. The waterborne walker as claimed in claim 5, wherein the driving mechanism comprises a limiting frame (63) and a rack (64), the limiting frame (63) is fixedly arranged on an arc-shaped fixing frame (6), the rack (64) is slidably arranged on the limiting frame (63), one end of the rack (64) is fixedly arranged on the first cylinder (15), the other end of the rack (64) is a free end, the length direction of the rack (64) is radially consistent with that of the first cylinder (15), and the rack (64) is meshed and connected with the gear (62).

8. The waterborne walker as claimed in claim 1, wherein said first cylinder (15) and said second cylinder (25) each have a plurality of light holes (251) therethrough.

9. An aquatic walker according to any one of claims 1-8, wherein the outer wall of the cylindrical portion (11) is provided with a plurality of paddles (7).

10. Waterborne walker according to claim 5, characterized in that a plurality of LED lights (8) are arranged on each annular portion (12), said LED lights (8) being electrically connected to the accumulator (3).