CN111227459A

CN111227459A - Umbrella without sight obstacle and using method

Info

Publication number: CN111227459A
Application number: CN202010163811.9A
Authority: CN
Inventors: 杨彦辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-27
Filing date: 2018-10-27
Publication date: 2020-06-05
Also published as: CN109106013A; CN109106013B

Abstract

The invention provides a sight-line barrier-free umbrella and a using method thereof, and the sight-line barrier-free umbrella comprises a handle, wherein an umbrella handle is welded on the surface of the handle, the surface of the umbrella handle is connected with a support ring in a sliding manner, the surface of the support ring is hinged with a first support rod, the surface of the first support rod is hinged with a second support rod, the surface of the second support rod is tied with a piece of upper rain cloth, the surface of the second support rod is bonded with a piece of lower rain cloth, the inner wall of the upper rain cloth is bonded with a transparent rain-shielding film, the inner wall of the lower rain cloth is bonded with the surface of the transparent rain-shielding film, and a circular viewing gap is arranged between the. The sight-line barrier-free umbrella is simple to operate, unique in using method, unique in shape and attractive, and cannot affect the sight line observation of a user under the condition that both the sun-shading function and the rain-shielding function are provided, so that the problem that the sight line of the user is easily shielded by a common sun-shading non-transparent umbrella when the user keeps off rain is effectively solved, the observation distance of the user is shortened, and certain potential safety hazards exist.

Description

Umbrella without sight obstacle and using method

The application is a divisional application of an umbrella with no sight obstacle on application date of 2018, 10 and 27 and application number of CN 201811262695.5.

Technical Field

The invention relates to the technical field of umbrellas, in particular to an umbrella without sight line obstacle and a using method thereof.

Background

The umbrella is a tool for shielding wind and rain, is also commonly used for shielding sunlight, and is provided with a transparent umbrella and an opaque umbrella, wherein the transparent umbrella can be used for observing road conditions more easily compared with the opaque umbrella, but the transparent umbrella is easy to be stained with dirt or rusted to clean and is not easy to be attractive after being used for a long time, and the transparent umbrella has poor sun-shading function only in rainy days, while the opaque umbrella can be used for shading sun in sunny days without being stained in use, but is not beneficial to observing road conditions, when heavy wind and rain are encountered, people press the umbrella lower, the sight line observation distance is smaller, certain potential safety hazards exist, the sight line of a user is easily shielded by the common opaque umbrella when the umbrella can shield rain, so that the observation distance of the user is shortened, there is a certain amount of potential safety hazard, so a sight-line-barrier-free umbrella is needed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the sight-line barrier-free umbrella, and solves the problems that the sight line of a user is easily shielded when a common sun-shading non-transparent umbrella is used for shielding rain, so that the observation distance of the user is shortened, and certain potential safety hazards exist.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a sight barrier-free umbrella comprises a handle, wherein an umbrella handle is welded on the surface of the handle, a support ring is connected to the surface of the umbrella handle in a sliding manner, a first support rod is hinged to the surface of the support ring, a second support rod is hinged to the surface of the first support rod, a piece of rain cloth is tied to the surface of the second support rod, a piece of rain cloth is bonded to the surface of the second support rod, a transparent rain-shielding film is bonded to the inner wall of the piece of rain cloth, the inner wall of the piece of rain cloth is bonded to the surface of the transparent rain-shielding film, a circular viewing gap is arranged between the piece of rain cloth and the piece of rain cloth, a cavity is formed in the handle, a telescopic air bag is bonded to the inner wall of the cavity, a support plate is connected to the inner wall of the cavity in a sliding manner, a gas pipe is sleeved on the surface of the telescopic air bag, a first single gas guide valve is fixedly mounted on the, one end of the gas pipe penetrates through the handle and extends to the inside of the mounting groove, a rain-shielding airbag is bonded on the surface of the rain-shielding airbag, an inflation pipe is sleeved on the surface of the rain-shielding airbag, one end of the inflation pipe penetrates through the umbrella handle and the gas pipe and extends to the inside of the gas pipe, an exhaust port is formed in the surface of the rain-shielding airbag, a gas-shielding cushion is bonded on the surface of the rain-shielding airbag, a sealing gasket is bonded on the surface of the gas-shielding cushion, the surface of the sealing gasket is spliced with the inner wall of the exhaust port, the upper surface of the supporting plate is bonded with the surface of the telescopic airbag, a bearing is arranged on the lower surface of the supporting plate, an inflating rod is welded on the inner ring of the bearing, an air inlet groove is formed in the inflating rod, an air inlet pipe is sleeved on the surface of the telescopic airbag, one end of the air inlet pipe penetrates through the supporting plate and extends to, the through-hole has been seted up on the surface of handle, the pole of aerifing is located the inside of through-hole, the skin weld of pole of aerifing has the screw ring, the surface of screw ring and the inner wall threaded connection of through-hole, flexible groove has been seted up to the inner wall of support ring, the inner wall sliding connection in flexible groove has flexible piece, the constant head tank has been seted up on the surface of umbrella stick, the surface of flexible piece and the inner wall sliding connection of constant head tank, the inner wall welding in flexible groove has the spring, the one end of spring and the surface weld of flexible piece, the fixed surface of flexible piece is connected with the steel wire, the one end that flexible piece was kept away from to the steel wire runs through and extends to the surface of support ring, the surface of support ring articulates there is the press the briquetting, the surface of press.

Preferably, the quantity of constant head tank is two, and two constant head tanks are located the umbrella stick with one side be distribution from top to bottom, and the flexible piece enters into the inside of the constant head tank of top, and the umbrella is the state of strutting, and the flexible piece enters into the inside of the constant head tank of below, and the umbrella is the closure state.

Preferably, the number of the first supporting rods is a plurality, and the first supporting rods are distributed circumferentially by taking the circle center of the inner ring of the supporting ring as the center.

Preferably, the number of the second support rods is the same as that of the first support rods, the first support rods correspond to the second support rods one to one, and the centers of the rain cloths above the second support rods are circumferentially distributed with the circle center.

Preferably, the one end of umbrella stick is run through and is extended to the surface of supreme waterproof cloth, the surface bonding of umbrella stick has sealed the pad, the surface of sealed pad bonds with the surface of last waterproof cloth, and sealed pad plays waterproof effect, avoids having water to enter into the inside of umbrella through the gap.

Preferably, the material of the transparent rain-shielding film comprises plastic, the width of the transparent rain-shielding film is larger than that of the circular viewing gap, the top view of the circular viewing gap is in a circular ring shape, and the shape of the transparent rain-shielding film and the side view of the circular viewing gap are both in an inclined shape.

Preferably, the arc-shaped rubber pad is welded on the surface of the inflating rod, and the hanging ring is bound on the surface of the arc-shaped rubber pad and is convenient for hanging and storing the umbrella.

Preferably, the top view of the rain-proof air bag is in a circular ring shape, and the rain-proof air bag is positioned right above the circular viewing gap.

(III) advantageous effects

(1) When the umbrella is used in rainy days, the support ring is firstly slid on the surface of the umbrella handle, the support ring is slid to the upper part of the umbrella handle, the telescopic block in the telescopic groove is bounced into the positioning groove by the spring, the first support rod is driven to deform in the sliding process of the support ring, the second support rod pushes the second support rod, the second support rod props up the upper rain cloth and the lower rain cloth, then the inflating rod is rotated to separate the threaded ring from the through hole, then the inflating rod is repeatedly drawn up and down, the inflating rod drives the support plate to slide up and down in the cavity, the cavity repeatedly extrudes the telescopic airbag, the expanding process of the telescopic airbag sucks gas into the inner part of the telescopic airbag from the outside through the gas inlet pipe, the gas in the telescopic airbag is input into the inner part of the gas pipe in the compressing process of the telescopic airbag, then the gas is input into the inner part of the rain-blocking airbag from the gas pipe, and the rain-blocking airbag is propped by the, people can observe the condition outside the umbrella through the transparent rain-shielding film, rotate the umbrella through the gas pipe along with the pressing down and the lifting up of umbrella, select the suitable position on the transparent rain-shielding film to observe the road conditions, and the effect that does not influence the sight when having reached the rainy day and pressing down the umbrella yet.

(2) According to the invention, the rain-shielding air bag is arranged, so that on one hand, the effect of shielding rain from the transparent rain-shielding film can be achieved when the rain-shielding air bag is filled with air, the transparent rain-shielding film can be exposed to facilitate visual observation, on the other hand, when the sun is shaded in sunny days, the air-shielding cushion can be opened to completely exhaust the air in the rain-shielding air bag, and the rain-shielding air bag without air support can be put on the surfaces of the upper rain cloth and the lower rain cloth to shield the transparent rain-shielding film and the circular viewing gap, so that the effects of protecting the transparent rain-shielding film and shading are achieved.

(3) According to the invention, the transparent rain shielding film is arranged on the inner sides of the upper rain cloth and the lower rain cloth, and the width of the transparent rain shielding film is larger than that of the annular viewing gap, so that water is prevented from entering the umbrella, water and sunlight are prevented from contacting the joint of the transparent rain shielding film and the lower rain cloth and the upper rain cloth, and damage is avoided.

(4) According to the invention, through the arrangement of the threaded ring and the through hole, when the rain-sheltering air bag needs to be unfolded, the air inflating rod is rotated to separate the threaded ring from the through hole, and when the air inflation is finished or the air inflation is not needed, the cavity can be blocked by threaded connection of the remaining through hole of the threaded ring, so that on one hand, water can be prevented from entering the cavity, the telescopic air bag is protected, and on the other hand, the umbrella is convenient to use due to the storage mode.

(5) The invention has simple operation, unique using method, unique shape and attractive force, and can not influence the sight observation of a user under the condition that the sun-shading and rain-shielding functions are both provided, thereby effectively solving the problems that the sight of the user is easily shielded by a common non-transparent umbrella capable of shading sun when shielding rain, so that the observation distance of the user is shortened and certain amount of potential safety hazard exists.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1 at C according to the present invention;

FIG. 5 is a front view of the rain fly structure of the present invention;

FIG. 6 is a top view of the rain bag structure of the present invention.

The umbrella comprises a handle 1, an umbrella handle 2, a support ring 3, a first support rod 4, a second support rod 5, a piece of upper rain cloth 6, a piece of lower rain cloth 7, a transparent rain-shielding film 8, a 9-around visual gap, a cavity 10, a telescopic air bag 11, a support plate 12, a gas pipe 13, a first single gas guide valve 14, a mounting groove 15, a rain-shielding air bag 16, a gas filling pipe 17, a gas exhaust port 18, a gas shielding cushion 19, a gas inflating rod 20, a gas inlet groove 21, a gas inlet pipe 22, a second single gas guide valve 23, a through hole 24, a threaded ring 25, a telescopic groove 26, a telescopic block 27, a positioning groove 28, a steel wire 29, a pressing block 30, an arc-shaped rubber pad 31 and a hanging.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, an embodiment of the invention provides an umbrella without obstruction in view, which comprises a handle 1, wherein an umbrella handle 2 is welded on the surface of the handle 1, a support ring 3 is slidably connected on the surface of the umbrella handle 2, a first support rod 4 is hinged on the surface of the support ring 3, the number of the first support rods 4 is several, the first support rods 4 are circumferentially distributed by taking the center of a circle of the inner circle of the support ring 3 as the center, a second support rod 5 is hinged on the surface of the first support rod 4, a piece of upper rain cloth 6 is tied on the surface of the second support rod 5, the number of the second support rods 5 is the same as that of the first support rods 4, the first support rods 4 are in one-to-one correspondence with the second support rods 5, the center of the upper rain cloth 6 of the second support rods 5 is circumferentially distributed, one end of the umbrella handle 2 penetrates through and extends to the outer surface of the upper rain cloth 6, a sealing gasket is bonded on the surface of the umbrella handle 2, the surface, the surface of the second support rod 5 is bonded with a piece of rain cloth 7, the inner wall of the upper rain cloth 6 is bonded with a transparent rain-shielding film 8, the inner wall of the lower rain cloth 7 is bonded with the surface of the transparent rain-shielding film 8, a circular gap 9 is arranged between the upper rain cloth 6 and the lower rain cloth 7, the material of the transparent rain-shielding film 8 comprises plastics, the width of the transparent rain-shielding film 8 is larger than that of the circular gap 9, the top view of the circular gap 9 is in a circular ring shape, the shape of the transparent rain-shielding film 8 and the side view of the circular gap 9 are both in an inclined shape, a cavity 10 is arranged inside the handle 1, the inner wall of the cavity 10 is bonded with a telescopic air bag 11, the inner wall of the cavity 10 is slidably connected with a support plate 12, the surface of the telescopic air bag 11 is sleeved with the air pipe 13, the inner wall of the air pipe 13 is fixedly provided with a first single air guide valve 14, the first single air guide valve 14 is arranged inside the air pipe 13 so that only the gas inside the telescopic, the air in the air pipe 13 can not be sucked into the telescopic air bag 11, the umbrella handle 2 is internally provided with an installation groove 15, one end of the air pipe 13 penetrates through the handle 1 and extends into the installation groove 15, the surface of the upper rain cloth 6 is adhered with a rain-shielding air bag 16, the top view of the rain-shielding air bag 16 is in a ring shape, the rain-shielding air bag 16 is positioned right above the circular viewing gap 9, the surface of the rain-shielding air bag 16 is sleeved with an inflation pipe 17, one end of the inflation pipe 17 penetrates through the umbrella handle 2 and the air pipe 13 and extends into the air pipe 13, the surface of the rain-shielding air bag 16 is provided with an air outlet 18, the surface of the rain-shielding air bag 16 is adhered with an air-shielding cushion 19, the surface of the air-shielding cushion 19 is adhered with a sealing gasket which plays the roles of sealing, blocking water and preventing air from leaking, the surface of the sealing gasket is inserted with the inner wall of the air outlet 18, the, the lower surface of the supporting plate 12 is provided with a bearing, an inflating rod 20 is welded on the inner ring of the bearing, an air inlet groove 21 is formed in the inflating rod 20, an air inlet pipe 22 is sleeved on the surface of the telescopic airbag 11, one end of the air inlet pipe 22 penetrates through the supporting plate 12 and extends into the air inlet groove 21, a second single air guide valve 23 is fixedly arranged on the inner wall of the air inlet pipe 22, the second single air guide valve 23 positioned in the air inlet pipe 22 enables gas not to be discharged through the air inlet pipe 22 when the telescopic airbag is compressed, when the telescopic airbag 11 expands, external gas can enter the telescopic airbag 11 through the air inlet pipe 22, a through hole 24 is formed in the surface of the handle 1, the inflating rod 20 is positioned in the through hole 24, a threaded ring 25 is welded on the surface of the inflating rod 20, the surface of the threaded ring 25 is in threaded connection with the inner wall of the through hole 24, a, inner wall sliding connection in flexible groove 26 has flexible piece 27, constant head tank 28 has been seted up on the surface of umbrella stick 2, the quantity of constant head tank 28 is two, two constant head tanks 28 are located umbrella stick 2 and distribute about being with one side, the surface of flexible piece 27 and the inner wall sliding connection of constant head tank 28, the inner wall welding of flexible groove 26 has the spring, the one end of spring and the surface weld of flexible piece 27, the fixed surface of flexible piece 27 is connected with steel wire 29, the one end that flexible piece 27 was kept away from to steel wire 29 runs through and extends to the surface of support ring 3, the surface of support ring 3 articulates there is pressing block 30, pressing block 30's surface and the steel wire 29 are located the outside one end fixed connection of support ring 3, the surface welding of pole of inflating has arc rubber pad 31, the surface of arc rubber pad 31.

When the umbrella is used in rainy days, the support ring 3 slides on the surface of the umbrella handle 2, the support ring 3 slides above the umbrella handle 2, the telescopic block 27 in the telescopic groove 26 is bounced into the positioning groove 28 by the spring, the first support rod 4 is driven to deform in the sliding process of the support ring 3, the first support rod 4 pushes the second support rod 5, the second support rod 5 props up the upper rain cloth 6 and the lower rain cloth 7, the inflating rod 20 is rotated to separate the threaded ring 25 from the through hole 24, the inflating rod 20 is repeatedly pulled up and down, the inflating rod 20 drives the support plate 12 to slide up and down in the cavity 10, the cavity 10 repeatedly extrudes the telescopic airbag 11, the expanding process of the telescopic airbag 11 sucks gas from the outside into the telescopic airbag 11 through the air inlet pipe 22, and the telescopic airbag 11 inputs the gas in the telescopic airbag 11 into the air charging pipe 17 through the air delivery pipe 13 in the compressing process, then the air is input into the rain-proof air bag 16 from the air charging pipe 17, the rain-proof air bag 16 is opened by air and separated from the circular viewing gap 9, people can observe the condition outside the umbrella through the transparent rain-proof film 8, the umbrella can be rotated through the air charging pipe 13 along with the lowering and raising of the umbrella, the proper position on the transparent rain-proof film 8 is selected to observe the road condition, when the sun is shaded in sunny days, the air cushion 19 can be opened to completely exhaust the air in the rain-proof air bag 16, the rain-proof air bag 16 without air support can be put on the surfaces of the upper rain cloth 6 and the lower rain cloth 7 to shield the transparent rain-proof film 8 and the circular viewing gap 9, and therefore the using process of the whole umbrella is completed.

Claims

1. A sight-line barrier-free umbrella comprises a handle (1), and is characterized in that: the utility model discloses a rain-proof umbrella, including handle (1), umbrella handle (2), the surperficial sliding connection of umbrella handle (2) has support ring (3), the surface of support ring (3) articulates there is first vaulting pole (4), the surface of first vaulting pole (4) articulates there is second vaulting pole (5), the surface of second vaulting pole (5) has been tied up and has been gone up rain cloth (6), the surface bonding of second vaulting pole (5) has down rain cloth (7), the inner wall bonding of going up rain cloth (6) has transparent membrane (8) that keeps off the rain, the inner wall bonding of the inner wall of rain cloth (7) and transparent membrane (8) that keeps off the rain down is provided with look-around space (9) between going up rain cloth (6) and the rain cloth (7), cavity (10) has been seted up to the inside of handle (1), the inner wall bonding of cavity (10) has flexible gasbag (11), the inner wall sliding connection of cavity (10) has backup pad (12), the surface of flexible gasbag (11) has cup jointed gas-supply pipe (13), the inner wall fixed mounting of gas-supply pipe (13) has first individual air guide valve (14), mounting groove (15) have been seted up to the inside of umbrella stick (2), the one end of gas-supply pipe (13) runs through handle (1) and extends to the inside of mounting groove (15), the surface bonding of going up waterproof cloth (6) has rain-proof gasbag (16), gas tube (17) has been cup jointed on the surface of rain-proof gasbag (16), the one end of gas tube (17) runs through umbrella stick (2) and gas-supply pipe (13) and extends to the inside of gas-supply pipe (13), gas vent (18) have been seted up on the surface of rain-proof gasbag (16), the surface bonding of rain-proof gasbag (16) has kept off air cushion (19), the surface bonding of air cushion (19) has sealed the pad, the surface of sealed pad is pegged graft with the inner wall of gas vent (18), the upper surface of the support plate (12) is bonded with the surface of the telescopic air bag (11), a bearing is arranged on the lower surface of the support plate (12), an inflating rod (20) is welded on the inner ring of the bearing, an air inlet groove (21) is formed in the inflating rod (20), an air inlet pipe (22) is sleeved on the surface of the telescopic air bag (11), one end of the air inlet pipe (22) penetrates through the support plate (12) and extends into the air inlet groove (21), a second single air guide valve (23) is fixedly arranged and rotated on the inner wall of the air inlet pipe (22), a through hole (24) is formed in the surface of the handle (1), the inflating rod (20) is located in the through hole (24), a threaded ring (25) is welded on the surface of the inflating rod (20), the surface of the threaded ring (25) is in threaded connection with the inner wall of the through hole (24), a telescopic groove (26) is formed in the inner wall of the support ring (3, the inner wall of the telescopic groove (26) is connected with a telescopic block (27) in a sliding mode, the surface of the umbrella handle (2) is provided with a positioning groove (28), the surface of the telescopic block (27) is connected with the inner wall of the positioning groove (28) in a sliding mode, the inner wall of the telescopic groove (26) is welded with a spring, one end of the spring is welded with the surface of the telescopic block (27), the surface of the telescopic block (27) is fixedly connected with a steel wire (29), one end, far away from the telescopic block (27), of the steel wire (29) penetrates through and extends to the outer surface of the support ring (3), the outer surface of the support ring (3) is hinged with a pressing block (30), the surface of the pressing block (30) is fixedly connected with one end, located outside the support ring (3), of the steel wire (29), and the rain blocking air bag (16) is;

the telescopic air bag (11) inputs the gas in the telescopic air bag (11) into the inflation tube (17) through the gas transmission tube (13) in the compression process, and then the gas is input into the rain-shielding air bag (16) from the inflation tube (17), the rain-shielding air bag (16) is spread by the gas and is separated from the circular viewing gap (9), people can observe the situation outside the umbrella through the transparent rain-shielding film (8), the umbrella can be rotated through the gas transmission tube (13) along with the pressing and lifting of the umbrella, the proper position on the transparent rain-shielding film (8) is selected to observe the road condition, and the effect that the sight line is not influenced when the umbrella is pressed down in rainy days is achieved; by arranging the rain shielding air bag (16), on one hand, the rain shielding air bag (16) is full of air, so that the effect of shielding rain from the transparent rain shielding film (8) can be achieved, the transparent rain shielding film (8) can be exposed to facilitate visual observation, on the other hand, when the sun is shaded in sunny days, the air shielding cushion (19) can be opened, the air in the rain shielding air bag (16) is completely exhausted, the rain shielding air bag (16) without air support can be put on the surfaces of the upper rain cloth (6) and the lower rain cloth (7) to shield the transparent rain shielding film (8) and the circular viewing gap (9), and the effects of protecting the transparent rain shielding film (8) and shading are achieved;

the number of the second support rods (5) is the same as that of the first support rods (4), the first support rods (4) correspond to the second support rods (5) one by one, and the second support rods (5) are circumferentially distributed by taking the center of the rain cloth (6) above the second support rods as the circle center;

the material of transparent rain-proof membrane (8) includes plastics, the width of transparent rain-proof membrane (8) will be bigger than the width of looking around space (9), the plan view of looking around space (9) is the annular shape, the shape of transparent rain-proof membrane (8) all is the slope form with the side view of looking around space (9).

2. The sight-unobstructed umbrella of claim 1, wherein: the number of the positioning grooves (28) is two, and the two positioning grooves (28) are positioned at the same side of the umbrella handle (2) and are distributed up and down.

3. The sight-unobstructed umbrella of claim 1, wherein: the number of the first supporting rods (4) is a plurality, and the first supporting rods (4) are distributed circumferentially by taking the circle center of the inner ring of the supporting ring (3) as the center.

4. The sight-unobstructed umbrella of claim 1, wherein: one end of the umbrella handle (2) penetrates through and extends to the outer surface of the upper rain cloth (6), a sealing gasket is bonded on the surface of the umbrella handle (2), and the surface of the sealing gasket is bonded with the surface of the upper rain cloth (6).

5. The sight-unobstructed umbrella of claim 1, wherein: the surface welding of pole (20) of inflating has arc rubber pad (31), link (32) have been tied up on the surface of arc rubber pad (31).

6. The sight-unobstructed umbrella of claim 1, wherein: the rain-proof air bag (16) is in a circular ring shape in plan view.

7. A sight-unobstructed umbrella and method of use according to any one of claims 1 to 6, wherein: when the inflatable umbrella is used, the support ring (3) is firstly slid on the surface of the umbrella handle (2) when the inflatable umbrella is used in rainy days, the support ring (3) is slid above the umbrella handle (2), the telescopic block (27) in the telescopic groove (26) is bounced into the positioning groove (28) by a spring, the support ring (3) drives the first support rod (4) to deform in the sliding process, the first support rod (4) pushes the second support rod (5), the second support rod (5) props the upper rain cloth (6) and the lower rain cloth (7) open, then the inflating rod (20) is rotated to separate the threaded ring (25) from the through hole (24), the inflating rod (20) is repeatedly pulled up and down, the inflating rod (20) drives the support plate (12) to slide up and down in the cavity (10), the cavity (10) repeatedly extrudes the telescopic airbag (11), and the telescopic airbag (11) is expanded by sucking gas into the telescopic airbag (11) from the outside through the gas inlet pipe (22), the air in the telescopic air bag (11) is input into the air inflation pipe (17) through the air delivery pipe (13) in the compression process of the telescopic air bag (11), then the air is input into the rain-shielding air bag (16) from the air inflation pipe (17), the rain-shielding air bag (16) is spread by the air and is separated from the circular viewing gap (9), people can observe the condition outside the umbrella through the transparent rain-shielding film (8), the umbrella can be rotated through the air delivery pipe (13) along with the lowering and lifting of the umbrella, the proper position on the transparent rain-shielding film (8) is selected for observing the road condition, when the umbrella is shaded in sunny days, the air-shielding cushion (19) can be opened to completely exhaust the air in the rain-shielding air bag (16), the rain-shielding air bag (16) without air support can be put on the surfaces of the upper rain cloth (6) and the lower rain cloth (7) to shield the transparent rain-shielding film (8) and the circular viewing gap (9), thereby completing the using process of the whole umbrella.