CN111061067B

CN111061067B - Floating type sports glasses

Info

Publication number: CN111061067B
Application number: CN202010034703.1A
Authority: CN
Inventors: 金阳骞
Original assignee: Zhejiang Dili Glasses Co ltd
Current assignee: Zhejiang Dili Glasses Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-10-30
Anticipated expiration: 2040-01-14
Also published as: CN111061067A

Abstract

The invention discloses a floating type sport glasses, which relates to the technical field of glasses, and the technical scheme is characterized in that: the novel glasses comprise a glass frame and two glass legs, an elastic band is connected between the two glass legs, a pressure cavity is arranged in each glass leg, a buoyancy piece is arranged in each pressure cavity, a communication opening is formed in the end, away from the glass frame, of each glass leg, the communication opening is communicated with the pressure cavity, the buoyancy piece can slide out of the communication opening in a sliding mode, the end of the buoyancy piece cannot be separated from the glass legs, and a sealing ring I is arranged between the buoyancy piece and the pressure cavity; the end part of the glasses leg, which deviates from the glasses frame, is provided with an end cover, the end cover can open and close the communicating opening through movement, and the end cover and the glasses leg are fixed through glue connection. The floating pieces of the floating type sport glasses are hidden in the glasses legs, so that the appearance cannot be influenced due to bright appearance, the wearing of articles such as helmets and the like cannot be influenced, and the floating type sport glasses have a compact structure while playing a role of floating after falling into water; this glasses compress air the subassembly comparatively conceals, and is less to the aesthetic measure influence of outward appearance.

Description

Floating type sports glasses

Technical Field

The invention relates to the technical field of glasses, in particular to floating type sports glasses.

Background

The glasses are common wearing articles in life, and the sport glasses refer to glasses with a movement function, generally have a structure of putting and separating, and can prevent the glasses from separating from a wearer during movement.

The traditional Chinese patent application with the application publication number of CN103149699A discloses sports glasses, which comprise a glasses frame, a connecting frame, an elastic arc frame, a left glasses leg, a right glasses leg, elastic bands, a hook lock and lenses, wherein two ends of the elastic arc frame connected with the glasses frame are connected with two nose supporting pieces, the radian of the elastic arc frame is larger than or equal to that of a nose bridge, a long column-shaped hollow groove is formed in each of the two glasses legs, the elastic bands are respectively connected in the two glasses legs, one end of each elastic band is stuck in the long column-shaped hollow groove and close to the end part of the glasses frame, and the other end of each elastic band is exposed at an outlet and connected with the hook lock.

The prior application publication number of the invention is CN106547115A, which discloses a pair of anti-falling glasses, comprising a frame, two legs and lenses. The two glasses legs are connected by an elastic band, the elastic band is in an arc structure, sleeve openings are arranged at the two ends of the elastic band, the sleeve openings are highly elastic silica gel sleeves, and the elastic band and the sleeve openings are fixedly connected. The elastic band is provided with an elastic band adjusting device, and the elastic band is also provided with a detachable rear floating tube. The technical scheme of the invention can solve the problem that the glasses slide off when a user does strenuous exercise and the problem that the glasses slide off and are not easy to find when the user does water sports, and the glasses float on the water surface through the buoyancy of the floating pipe.

The above prior art solutions have the following drawbacks: when carrying out the water sports, float in the surface of water for the glasses that make the drop, glasses generally set up the structure of above-mentioned floating pipe or floating block, but float pipe or floating block for playing the buoyancy effect, need have enough big volume and expose outside glasses, for playing the effect of being convenient for to discern after falling into water, the colour of floating pipe or floating block is generally comparatively bright-colored, this glasses are worn in overhead floating pipe or floating block protrusion in people's back brain spoon, and is very pleasing to the eye, and influence wearing of articles such as helmets.

Disclosure of Invention

In view of the disadvantages of the prior art, it is an object of the present invention to provide floating type sport glasses, which are used as floating buoyancy members to be hidden inside glasses legs, and do not affect the appearance due to the bright appearance, and do not affect the wearing of articles such as helmets.

The technical purpose of the invention is realized by the following technical scheme: a floating type sport glasses comprises a glass frame and two glasses legs, an elastic band is connected between the two glasses legs, pressure cavities are formed in the glasses legs, buoyancy pieces are arranged in the pressure cavities, the pressure cavities are cavities with compressed air and face the direction of the glass frame, the ends, departing from the glass frame, of the glasses legs are provided with communicating ports, the communicating ports are communicated with the pressure cavities, the buoyancy pieces can slide out of the communicating ports through sliding, the ends of the buoyancy pieces cannot be separated from the glasses legs, and sliding sealing is established between the buoyancy pieces and the pressure cavities through arranging sealing rings; the tip that the mirror leg deviates from the picture frame is equipped with the end cover, the intercommunication mouth can be opened and close through the activity to the end cover, it is fixed to splice through glue between end cover and mirror leg, and glue loses the kind of gluing effect when meeting water.

Through above-mentioned technical scheme, when wearing this glasses and normally carrying out the water sports, because the rear end of mirror leg can not bubble in aqueous, a small amount of water droplet is difficult to and all glue film contacts, and the glue film is unlikely to become invalid when then normal use, and the end cover can not open spontaneously, satisfies the operation requirement.

If the glasses fall into water carelessly, the glue layer can be completely invalid because the glasses are completely immersed in the water, so that the glue layer cancels the fixation between the end cover and the glasses legs. Under the pressure effect of compressed air in the pressure chamber, the buoyancy piece pushes away the end cover and stretches out outside the communicating opening, and the buoyancy piece stretches out the overall volume of the glasses after the glasses legs are stretched out, and the buoyancy of the glasses is increased, so that the glasses can float on the water surface. The floating block can be in bright color for easy identification.

In summary, when the glasses are normally used, the floating buoyancy piece is hidden in the glasses legs, so that the appearance of the glasses is not influenced by the bright appearance, and the glasses cannot be worn by articles such as helmets.

Preferably, the air compression device further comprises an air compression assembly, the air compression assembly comprises a shell and a button arranged on the shell in a sliding manner, a working cavity is arranged in the shell, the button is provided with an air inlet channel communicated with the working cavity, a one-way valve plate I is arranged between the air inlet channel and the working cavity, the shell is further provided with an air outlet channel communicated with the working cavity and the pressure cavity, a one-way valve plate II is arranged between the air outlet channel and the pressure cavity, and the one-way valve plate I and the one-way valve plate II control air to circulate along the outside, the air inlet channel, the working; establish sliding seal through setting up sealing washer two between button and casing, press the space of working chamber is compressed during the button, be equipped with the elastic component that orders about the expansion of working chamber in the working chamber.

Through above-mentioned technical scheme, people's accessible is pressed the air subassembly and is aerifyd to the working chamber in, is convenient for this glasses float used repeatedly of function. When the button is pressed, the space of the working cavity is compressed, the one-way valve plate I and the one-way valve plate II control air to circulate along the outside, the air inlet channel, the working cavity and the pressure cavity in a one-way mode, and the function of compressing air into the pressure cavity is achieved. When a small amount of air leaks due to poor sealing of the pressure cavity, compressed air can be supplemented into the pressure cavity through the air compressing assembly.

Preferably, the shell is positioned on the glasses legs, the glasses legs are provided with installation grooves for installing the shell, and the shell and the glasses legs are detachable; and a sealing ring III is arranged between the shell and the pressure cavity to establish sealing.

Through above-mentioned technical scheme, casing and mirror leg are dismantled and assembled, then the subassembly of calming anger can be produced alone after reinstallation on the mirror leg, the production and processing of this glasses of being convenient for.

Preferably, the notch of mounting groove is located the lateral wall of mirror leg, the tip of mirror leg is equipped with the butt frame that supplies the casing butt, the elasticity of sealing washer three orders about the casing butt frame.

Through above-mentioned technical scheme, through setting up the notch orientation of butt frame, injecing the mounting groove, the pressure of pressure chamber can not order about the casing and break away from the mounting groove.

Preferably, the casing includes the spacing portion of protrusion in the outer wall, the tank bottom of mounting groove is equipped with the spacing groove that supplies spacing portion embedding, the spacing groove is located one side of mounting groove towards the pressure chamber, the casing can make spacing portion embedding spacing groove through rotating.

Through the technical scheme, the steps of assembling and disassembling the shell and the mounting groove are added by arranging the limiting part, and the shell and the glasses legs can be prevented from spontaneously separating; even if no additional fixing structure is arranged, the combination of the shell and the glasses legs is also stable enough under the action of the elastic force of the sealing ring III.

Preferably, the frame includes an abutting surface for abutting against an end of a temple, the button protrudes from an end of the temple facing the frame, and the temple abuts against the abutting surface via the button; the temple is in an open state when the button abuts the abutment surface.

Through the technical scheme, a person can repeatedly rotate the glasses legs to enable the abutting surfaces to repeatedly extrude the buttons to inflate the pressure chambers; the elasticity of elastic component also acts on the butt surface through the button, makes the mirror leg have the inboard trend of rotating of glasses, plays the effect that the mirror leg presss from both sides tight person's head of wearing, improves the firm degree when people wear this glasses.

Preferably, a pull line is connected between the buoyancy element and the shell, and the pull line is positioned in the pressure cavity.

Through above-mentioned technical scheme, when needing to reset this glasses, the people pull down the subassembly of calming the anger from the mirror leg earlier, then outside pulling casing, under the pulling force effect of acting as go-between, the acting as go-between pulls back the pressure chamber with buoyancy spare. Through setting up the acting as go-between, the reposition of buoyancy spare after using of being convenient for.

Preferably, the length of the pull wire is set as follows: and after the buoyancy piece slides out of the communication port through sliding, the pull wire limits the end part of the buoyancy piece to leave the pressure cavity.

Through the technical scheme, when the buoyancy piece pushes the end cover to extend out of the communication port, the buoyancy piece is still positioned in the pressure cavity under the limiting action of the pull wire. The limiting structure for limiting the buoyancy piece to be separated from the pressure cavity is not required to be additionally arranged, and the buoyancy piece and the glasses legs are convenient to assemble.

Preferably, the outer wall of the glasses leg close to the end cover is provided with a plurality of through holes, the through holes penetrate through the glasses leg, the end cover is embedded in the communicating port, and the end cover blocks the through holes towards the orifice of the communicating port.

According to the technical scheme, after glue is coated between the end cover and the glasses legs, the glue can enter the through holes, so that the bonding strength between the end cover and the glasses legs can be improved; on the other hand, the through holes increase the contact chance of glue and air, and can accelerate glue solidification.

In summary, compared with the prior art, the beneficial effects of the invention are as follows:

1. the floating force piece of the floating type sport glasses is hidden in the glasses legs, so that the appearance cannot be influenced due to bright appearance, and the wearing of articles such as helmets and the like cannot be influenced;

2. the air compressing assembly of the glasses is relatively hidden, and the influence on the appearance attractiveness is relatively small;

3. the glasses have a compact structure while playing a role of floating after falling into water.

Drawings

Fig. 1 is a perspective view of floating sports glasses according to an embodiment;

fig. 2 is a sectional view of a temple bar of the embodiment;

FIG. 3 is a partial view of the first embodiment, showing the primary external structure for the air mover assembly engaging the temple;

fig. 4 is a partial view of the second embodiment, mainly highlighting the internal structure of the air mover assembly in cooperation with the temple.

In the figure, 1, a spectacle frame; 2. a temple; 3. elastic bands; 4. a gas compressing assembly; 21. a pressure chamber; 22. a communication port; 5. a buoyant member; 51. floating blocks; 52. a sealing block; 53. a first sealing ring; 23. an end cap; 231. connecting sheets; 24. a through hole; 41. a housing; 42. a button; 43. a working chamber; 421. a second sealing ring; 44. an air inlet channel; 441. a one-way valve plate I; 45. an air outlet channel; 451. a one-way valve plate II; 46. an elastic member; 25. mounting grooves; 411. a third sealing ring; 26. a butting frame; 412. a limiting part; 251. a limiting groove; 11. an abutting surface; 6. and pulling a wire.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the floating type sport glasses disclosed by the invention comprise a glasses frame 1 and two glasses legs 2, wherein the glasses frame 1 is provided with lenses, and the glasses frame 1, the glasses legs 2 and the lenses are made of light resin materials. Mirror leg 2 is articulated with picture frame 1, even has elastic cord 3 between two mirror legs 2, and elastic cord 3 is used for contacting with people's back brain spoon, plays the function that prevents glasses and drop. The end of the glasses leg 2 close to the glasses frame 1 is provided with an air compressing assembly 4, and the air compressing assembly 4 can be disassembled and assembled with the glasses leg 2.

Referring to fig. 2, a pressure chamber 21 is provided in the temple 2, the pressure chamber 21 extends along the length direction of the temple 2, the pressure chamber 21 penetrates the end of the temple 2 in the direction away from the frame 1, the end is a communication port 22, a buoyancy member 5 is provided in the pressure chamber 21, the buoyancy member 5 is located near the communication port 22, and the pressure chamber 21 of the buoyancy member 5 in the direction toward the frame 1 is a cavity in which compressed air is stored.

The buoyancy member 5 comprises a floating block 51 for buoyancy, and a sealing block 52 fixed at the end of the floating block 51, wherein the floating block 51 is made of light foam plastic, the color of the floating block 51 can be bright red or yellow, the floating block 51 is in a strip shape, and the length of the floating block 51 is about half of the length of the glasses leg 2. The sealing block 52 is made of common plastic, the sealing block 52 is fixed at the end of the floating block 51 away from the communication port 22, and the floating block 51 and the sealing block 52 are relatively fixed in a manner that the embedding blocks are embedded in the grooves. The first sealing ring 53 is sleeved on the circumferential outer wall of the sealing block 52, the sealing block 52 establishes sliding seal with the inner wall of the pressure chamber 21 through the first sealing ring 53, and compressed air in the pressure chamber 21 cannot leak to the floating block 51 side.

An end cover 23 is provided at an end of the temple 2 facing away from the frame 1, the end cover 23 closes the communication port 22 by inserting the communication port 22, and a person can switch the state in which the end cover 23 closes the communication port 22 and the communication port 22 is open by moving the end cover 23. When the end cap 23 is opened, the buoyant member 5 can slide out of the communication opening 22 by sliding, but the end of the buoyant member 5 near the frame 1 does not come off the temple 2.

A connecting piece 231 made of plastic is arranged between the end cover 23 and the side 2, two ends of the connecting piece 231 are respectively fixed with the end cover 23 and the outer wall of the side 2, the connecting piece 231 is bent into a U shape, and the connecting piece 231 is used for preventing the end cover 23 from being lost after being opened. The end cover 23 has a certain thickness, the outer wall of the temple 2 close to the end cover 23 is provided with a plurality of through holes 24, the through holes 24 are distributed along the circumferential direction of the temple 2, the through holes 24 penetrate through the temple 2, and the end cover 23 blocks the through holes 24 from facing the orifice of the communication port 22.

End cover 23 and mirror leg 2 are fixed through coating glue between, and glue loses the kind of gluing effect for meeting water time, and common glue all is this kind, can conveniently purchase and obtain, does not describe herein repeatedly. The glue is preferably of the type which is susceptible to failure when exposed to water, such as polyvinyl acetate emulsion glue (commonly known as opal glue). After glue is coated between the end cover 23 and the glasses legs 2, the glue can enter the through holes 24, so that the bonding strength between the end cover 23 and the glasses legs 2 can be improved; on the other hand, the through holes 24 increase the contact chance of the glue with air, and can accelerate the glue curing.

The air compressing assembly 4 comprises a housing 41 and a button 42 slidably disposed on the housing 41, wherein one end of the button 42 protrudes out of the housing 41. A working cavity 43 is arranged in the shell 41, a sliding seal is established between the button 42 and the shell 41 by arranging a second sealing ring 421, and the second sealing ring 421 is sleeved outside the button 42. The push button 42 is provided with an air inlet channel 44 which communicates with the working chamber 43, the end of the air inlet channel 44 facing away from the working chamber 43 penetrating to the outer wall of the push button 42. A one-way valve plate 441 is arranged between the air inlet channel 44 and the working cavity 43, the one-way valve plate 441 is a plastic sheet, the one-way valve plate 441 is fixed on the side wall, facing the working cavity 43, of the button 42 through one position, and the one-way valve plate 441 covers the opening, facing the working cavity 43, of the air inlet channel 44. The housing 41 is further provided with an air outlet channel 45 for communicating the working cavity 43 with the pressure cavity 21, a second check valve sheet 451 is arranged between the air outlet channel 45 and the pressure cavity 21, the second check valve sheet 451 is also a plastic sheet, the second check valve sheet 451 is fixed on the side wall of the housing 41 facing the pressure cavity 21 through one position, and the second check valve sheet 451 covers the opening portion of the air outlet channel 45 facing the pressure cavity 21. An elastic piece 46 for driving the working cavity 43 to expand is arranged in the working cavity 43, the elastic piece 46 is a metal elastic sheet, two ends of the elastic piece 46 are abutted against the button 42 and the inner wall of the shell 41, and the elastic force of the elastic piece 46 drives the button 42 to slide towards the outside of the shell 41.

When the button 42 is pressed, the space of the working cavity 43 is compressed, and the one-way valve plate I441 and the one-way valve plate II 451 control air to flow in one direction along the outside, the air inlet channel 44, the working cavity 43 and the pressure cavity 21, so that the function of compressing air into the pressure cavity 21 is realized.

Referring to fig. 3 and 4, the temple 2 is provided with a mounting groove 25 for mounting the housing 41, a seal is established between the housing 41 and the pressure chamber 21 by arranging a third sealing ring 411, the third sealing ring 411 is arranged on the side wall of the housing 41 facing the pressure chamber 21, and the third sealing ring 411 surrounds the air outlet channel 45. The notch of the mounting groove 25 is located on the side wall of the temple 2, the end of the temple 2 facing the spectacle frame 1 is integrally fixed with an abutting frame 26 for abutting the casing 41, and the elastic force of the sealing ring three 411 drives the casing 41 to abut against the abutting frame 26. The position of the abutting frame 26 towards the outer side of the glasses leg 2 is provided with a through hole communicated with the space in the frame, the through hole is used for allowing the button 42 to enter the abutting frame 26, and the button 42 penetrates through the middle hole of the abutting frame 26 and protrudes out of the end part of the glasses leg 2.

Casing 41 is including the spacing portion 412 of protrusion in the outer wall, spacing portion 412 is located casing 41 and deviates from one side of button 42, spacing portion 412 is fixed through the fillet is integrative with casing 41 body, the tank bottom of mounting groove 25 is equipped with the spacing groove 251 that supplies spacing portion 412 to imbed, spacing groove 251 is located mounting groove 25 towards one side of pressure chamber 21, casing 41 can make spacing portion 412 imbed spacing groove 251 through rotating, when dismouting casing 41 on mirror leg 2, mirror leg 2 can self-adaptation produce deformation, make casing 41 can carry out the dismouting. After the casing 41 and the temple 2 are installed, the air compressing assembly 4 and the temple 2 are installed stably enough, and the casing 41 is not easy to separate from the installation groove 25 spontaneously. When it is necessary to detach the air compressing assembly 4 from the temples 2, the case 41 is rotated and the case 41 is gradually separated from the temples 2 by pushing the button 42 outward of the temples 2 with fingers.

The spectacle frame 1 comprises an abutting surface 11 for abutting against the end part of the temple 2, and the temple 2 abuts against the abutting surface 11 through a button 42; when the button 42 abuts against the abutment surface 11, the temple 2 is in an open state, and the present glasses restrict the rotation angle of the temple 2 with respect to the frame 1 by the abutment surface 11 abutting against the button 42. When a person breaks the temple 2 outwards, the abutment surface 11 can press the button 42, thereby inflating the pressure chamber 21. The elastic force of the elastic member 46 drives the button 42 to return, and the elastic force acts on the abutting surface 11 through the button 42, so that the temple 2 tends to rotate towards the inner side of the glasses, the temple 2 plays a role of clamping the head of a wearer, and the stability degree of the glasses worn by the person is improved.

Referring to fig. 2 and 4, a pull wire 6 is connected between the buoyancy element 5 and the housing 41, the pull wire 6 is located in the pressure chamber 21, and both ends of the pull wire 6 are respectively fixed with the sealing block 52 and the outer wall of the housing 41. The length of the stay wire 6 is set as follows: after the buoyant member 5 slides out of the communication port 22 by sliding, the stay wire 6 restricts the seal block 52 from leaving the pressure chamber 21.

The use method of the floating sports glasses comprises the following steps: a person may repeatedly press the button 42 against the abutment surface 11 to inflate the pressure chamber 21 by repeatedly rotating the temple 2, or may remove the eyeglasses and repeatedly press the button 42 with a finger to inflate the pressure chamber 21. When wearing this glasses and normally carrying out the water sports, because the rear end of mirror leg 2 can not bubble in aqueous, a small amount of water droplet is difficult to and all glue film contacts, then the glue film is unlikely to become invalid completely during normal use, and end cover 23 can not open spontaneously, satisfies the operation requirement.

If the glasses fall into water carelessly, the glue layer can be completely invalid because the glasses are completely immersed in the water, so that the fixation between the end cover 23 and the glasses legs 2 is cancelled by the glue layer; the through holes 24 facilitate the contact of water with the cured adhesive layer, and accelerate the failure rate of the adhesive layer. Under the pressure action of compressed air in the pressure cavity 21, the buoyancy element 5 pushes the end cover 23 away to extend out of the communication opening 22; the sealing block 52 is still located within the pressure chamber 21 by the restraining action of the pull wire 6. The floating block 51 extends out of the glasses legs 2 to increase the total volume of the whole glasses, and the buoyancy of the glasses is increased, so that the glasses can float on the water. The colored float 51 is easily recognized by a person.

When the glasses need to be reset, a person firstly breaks down the air compression assembly 4 from the glasses legs 2, then pulls the shell 41 outwards, the pull wire 6 pulls the buoyancy piece 5 back into the pressure cavity 21 under the action of the pulling force of the pull wire 6, and then the air compression assembly 4 is installed on the glasses legs 2. After the end cover 23 and the end parts of the glasses legs 2 are wiped dry, glue is coated on the end cover 23, then the end cover 23 is installed back to the communicating opening 22, after the glue is dry, a person can repeatedly press the button 42 again to inflate the pressure cavity 21, and the glasses can be used when falling into the water next time.

In summary, when the eyeglasses are used normally, the buoyant member 5, which is used as a float, is hidden inside the temple 2, and does not affect the appearance of the eyeglasses due to its bright appearance, nor does it affect the wearing of articles such as helmets. The setting of subassembly 4 of calming anger is also comparatively hidden, and is less to the aesthetic measure influence of outward appearance, compact structure when this glasses float the effect after playing to fall into water.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a float formula motion glasses, includes picture frame (1), two mirror legs (2), two even there are elastic cord (3), characterized by between mirror leg (2): the glasses leg structure is characterized in that a pressure cavity (21) is arranged in the glasses leg (2), a buoyancy piece (5) is arranged in the pressure cavity (21) of the buoyancy piece (5) towards the direction of the glasses frame (1) and is a cavity in which compressed air is stored, a communication port (22) is arranged at the end, deviating from the glasses frame (1), of the glasses leg (2), the communication port (22) is communicated with the pressure cavity (21), the buoyancy piece (5) can slide out of the communication port (22) in a sliding mode, the end of the buoyancy piece (5) cannot be separated from the glasses leg (2), and sliding seal is established between the buoyancy piece (5) and the pressure cavity (21) through a first sealing ring (53); the end part, deviating from the glasses frame (1), of the glasses legs (2) is provided with an end cover (23), the end cover (23) can open and close the communication port (22) through movement, the end cover (23) and the glasses legs (2) are fixed in a gluing mode through glue, and the glue is of a type losing a gluing effect when meeting water;

the air compression component (4) comprises a shell (41) and a button (42) arranged on the shell (41) in a sliding mode, a working cavity (43) is arranged in the shell (41), the button (42) is provided with an air inlet channel (44) communicated with the working cavity (43), a one-way valve plate I (441) is arranged between the air inlet channel (44) and the working cavity (43), the shell (41) is further provided with an air outlet channel (45) communicated with the working cavity (43) and a pressure cavity (21), a one-way valve plate II (451) is arranged between the air outlet channel (45) and the pressure cavity (21), and the one-way valve plate I (441) and the one-way valve plate II (451) control air to flow in a one-way mode along the outside, the air inlet channel (44), the working cavity (43) and the pressure cavity; establish sliding seal through setting up sealing washer two (421) between button (42) and casing (41), press the space of working chamber (43) is compressed when button (42), be equipped with in working chamber (43) and drive elastic component (46) that working chamber (43) expanded.

2. The floating sports eyeglasses according to claim 1, wherein: the shell (41) is positioned on the glasses legs (2), the glasses legs (2) are provided with installation grooves (25) for installing the shell (41), and the shell (41) and the glasses legs (2) are detachable; and a sealing ring III (411) is arranged between the shell (41) and the pressure cavity (21) to establish sealing.

3. The floating sports eyeglasses according to claim 2, wherein: the notch of mounting groove (25) is located the lateral wall of mirror leg (2), the tip of mirror leg (2) is equipped with butt frame (26) that supplies casing (41) butt, casing (41) butt frame (26) are driven to the elasticity of sealing washer three (411).

4. The floating sports eyeglasses according to claim 3, wherein: the shell (41) comprises a limiting portion (412) protruding out of the outer wall, a limiting groove (251) for the limiting portion (412) to be embedded into is formed in the groove bottom of the installation groove (25), the limiting groove (251) is located on one side, facing the pressure cavity (21), of the installation groove (25), and the shell (41) can enable the limiting portion (412) to be embedded into the limiting groove (251) through rotation.

5. The floating sports eyeglasses according to claim 1, wherein: the glasses frame (1) comprises a contact surface (11) for contacting the end part of the glasses leg (2), the button (42) protrudes out of the end part of the glasses leg (2) facing the glasses frame (1), and the glasses leg (2) contacts the contact surface (11) through the button (42); the temple (2) is in an open state when the button (42) abuts an abutment surface (11).

6. The floating sports eyeglasses according to claim 2, wherein: a pull wire (6) is connected between the buoyancy piece (5) and the shell (41), and the pull wire (6) is positioned in the pressure cavity (21).

7. The floating sports eyeglasses according to claim 6, wherein: the length of the pull wire (6) is set as follows: when the buoyancy element (5) slides out of the communication opening (22) by sliding, the pull wire (6) limits the end of the buoyancy element (5) from leaving the pressure chamber (21).

8. The floating sports eyeglasses according to claim 1, wherein: the outer wall of the side of the glasses (2) close to the end covers (23) is provided with a plurality of through holes (24), the through holes (24) penetrate through the side of the glasses (2), the end covers (23) are embedded in the communication openings (22), and the end covers (23) block the through holes (24) towards the orifices of the communication openings (22).