CN212545967U

CN212545967U - Three-folding reverse double-layer breathable umbrella

Info

Publication number: CN212545967U
Application number: CN202021359762.8U
Authority: CN
Inventors: 陈后明
Original assignee: Individual
Current assignee: Quanzhou Hua'en Umbrella Industry Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-02-19
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a reverse double-deck ventilative umbrella of seventy percent discount, including umbrella face, rib, umbrella pole and umbrella stick, the umbrella face covers on the rib, the top of umbrella pole is provided with the umbrella cap, the umbrella cap passes through threaded connection with the umbrella pole, the lower extreme of umbrella pole passes through threaded connection with the umbrella stick, the umbrella face divide into upper umbrella face and the lower umbrella face that is in the upper umbrella face below, the lower umbrella face is ring-shaped, the upper umbrella face is circular, the outward flange of upper umbrella face is in the region above the lower umbrella face, the upper umbrella face is fixed on the top of umbrella pole through the umbrella cap; the rib includes that many lower support bars and one-to-one connect the connecting rod on each lower support bar, and the cover is equipped with the lower adapter sleeve on the umbrella pole, and many lower support bars are arranged around the lower adapter sleeve axial, and the connecting rod is articulated with the lower support bar, is connected with the support reinforcement on each lower support bar. The utility model relates to a reverse double-deck ventilative umbrella of seventy percent discount, its molding is unique, convenient to use, and the structure is firm is difficult to be blown over, and ventilative heat dissipation is strong simultaneously, makes the people more be difficult to heatstroke, effectively reduces the probability of heatstroke.

Description

Three-folding reverse double-layer breathable umbrella

Technical Field

The utility model relates to a sun-proof umbrella technical field, concretely relates to reverse double-deck ventilative umbrella of seventy percent discount.

Background

The umbrella is a common article in life, and due to the existence of the umbrella, a beautiful landscape is added to the life of people. The strong convection air current in summer is many, and weather is changeable, rains for a while in sunny days, and people can take the umbrella when going out. Can be used for shading sun and preventing sunshine in sunny days and can be used for keeping off rain in rainy days.

At present, the sun-rain umbrella (commonly called umbrella) used by people has two types, one type is non-foldable and non-retractable, and the umbrella is inconvenient to carry; the other type is foldable and telescopic, is convenient to carry and has wide application. Above two kinds of current umbrella all adopt single umbrella face design (the design of singly stretching promptly), all have following two kinds of insufficiencies: firstly, in order to rain-proof manger plate, so the umbrella face is closely knit, the gas permeability is poor, when meeting with the easy deformation of strong wind and buckling, leads to the umbrella to be in the same direction as bad, or directly is blown and turns over. Secondly, under long-time sun irradiation, the umbrella cover is heated by the sun, the heat radiation is serious, the umbrella cover does not have air holes for preventing rain, the air permeability is poor, the sultriness under the umbrella is incomparable, the sweat of people can flow down and down, the trouble is incomparable, and the people are easy to heatstroke.

Accordingly, the present inventors have conducted extensive studies on existing umbrellas and have made the present invention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reverse double-deck ventilative umbrella of seventy percent discount, its molding is unique, convenient to use, and the structure is firm is difficult to be blown and is turned over, and ventilative heat dissipation is strong simultaneously, makes the people more be difficult to the heatstroke, effectively reduces the probability of heatstroke.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a three-folding reverse double-layer breathable umbrella comprises an umbrella cover, umbrella ribs, an umbrella rod and an umbrella handle, wherein the umbrella cover covers the umbrella ribs, an umbrella cap used for compressing and fixing the center of the umbrella cover is arranged at the top of the umbrella rod, the umbrella cap is connected with the umbrella rod through threads, the lower end of the umbrella rod is connected with the umbrella handle through threads, the umbrella cover is divided into an upper umbrella cover and a lower umbrella cover located below the upper umbrella cover, the lower umbrella cover is annular, the upper umbrella cover is circular, the outer edge of the upper umbrella cover is located in the area above the lower umbrella cover, and the upper umbrella cover is fixed to the top of the umbrella rod through the umbrella cap; the umbrella rib comprises a plurality of lower support rods for supporting the lower umbrella cover and connecting rods which are connected to the lower support rods in a one-to-one correspondence manner and used for supporting the upper umbrella cover, the umbrella rod is sleeved with a lower connecting sleeve positioned between the umbrella cap and the umbrella handle, the lower support rods are axially arranged around the lower connecting sleeve, one end part of each lower support rod is hinged with the lower connecting sleeve, and the lower support rods are driven to be unfolded or folded by sliding up and down along the umbrella rod; the connecting rod with the lower bracing piece is articulated, each be connected with on the lower bracing piece with the lower bracing piece linkage and the connecting rod plays the auxiliary stay and is convenient for draw in the support reinforcement of effect in.

Furthermore, the umbrella rib still includes the upper connecting sleeve, the upper connecting sleeve is fixed on the umbrella pole upper end, each lower support rod all through an end rather than swing joint, another end with upper connecting sleeve articulated pull rod with the upper connecting sleeve is connected.

Further, the lower support rod comprises a first rod, a second rod and a third rod, the first end of the first rod is movably connected with the lower connecting sleeve, the first rod, the second rod and the third rod are sequentially arranged along the direction departing from the lower connecting sleeve, the second end of the first rod is movably hinged with the first end of the second rod, the second end of the second rod is movably hinged with the first end of the third rod, and the second end of the third rod is a free end; the support reinforcement includes bracing piece and spring, the first end swing joint of bracing piece is on the pull rod, and is close to the pull rod with the lower bracing piece junction, the second end of bracing piece with the first end tip activity hinge joint of second pole, the first end fixed connection of spring is in on the bracing piece, and close to the bracing piece with the junction of pull rod, the second end fixed connection of spring is in on the first pole, and close to the first pole with the junction of second pole.

Further, lower umbrella face has interior arc edge and outer arc edge, the interior arc edge of lower umbrella face is located the second end of first pole with the first end junction of second pole, and with the first end of second pole is fixed, the outer arc edge of lower umbrella face is located on the free end of third pole, and with the third pole is fixed, the edge of going up the umbrella face with the free end fixed connection of connecting rod.

Further, the radius of the upper umbrella cover is 18-22cm, the inner diameter of the lower umbrella cover is 10-15cm, and the width of the lower umbrella cover is 20-30 cm.

Further, the umbrella pole is the telescopic link, the telescopic link divide into by interior outer three-section of establishing in proper order together, the telescopic link is from its upper end portion to end portion radius decrement gradually down, go up the umbrella face with the umbrella face is anti ultraviolet umbrella cloth down.

Furthermore, the umbrella handle is provided with a control device for people to manually control the umbrella ribs to be unfolded or folded.

Further, the upper surfaces of the upper umbrella cover and the lower umbrella cover are coated with sun-proof coatings, the lower surfaces of the upper umbrella cover and the lower umbrella cover are coated with heat-absorbing coatings, and the umbrella handle is connected with a hanging rope.

The utility model has the advantages that: the umbrella face divide into umbrella face and umbrella face down, and the umbrella face is personally submitted circularly, and the ring shape is personally submitted to the umbrella face down, again because the outward flange of going up the umbrella face is in the umbrella face top region down, two-layer radius is different about forming, and goes up the umbrella face and umbrella face down has coincide portion for the umbrella face has sunshine or rainwater can't pass through the clearance between umbrella face and the umbrella face down, so the molding is unique, and can play sun-proof and the effect that keeps off the rain. Just because the umbrella face has the clearance that is used for passing through ventilative (the clearance between upper umbrella face and the lower umbrella face promptly), when wind blows, wind can be directly through the clearance for people's the formula of sinking blow under the umbrella, avoids the stifle problem under the umbrella, reduces the probability of people's heatstroke.

In addition, the rib includes that many lower support rods and one-to-one connect the connecting rod on each lower support rod, props umbrella face down jointly when many lower support rods expand to be used for propping up the umbrella face simultaneously through driving the connecting rod, realize that umbrella face and last umbrella face support respectively but the linkage of taking up the exhibition down, guarantee whole firm expansion. And because each lower support rod is connected with a supporting and reinforcing member, the supporting and reinforcing members play a role in auxiliary support and convenient folding of the connecting rods, the stress and restriction of the lower support rods are reduced, and the upper umbrella cover is reinforced and supported, so that the whole umbrella rib is more stable. When meeting strong wind, when strong wind passes through last umbrella face and umbrella face down, the support reinforcement that sets up effectively reinforces last umbrella face, so go up the umbrella face and can not stimulate umbrella face down and turn up, overall structure is firm, realizes guaranteeing to ventilate ventilative while, is difficult for being blown and turns over. The ventilation and heat dissipation are strong, so that people are less prone to heatstroke, and the heatstroke probability can be effectively reduced. Therefore, the utility model relates to a reverse double-deck ventilative umbrella of seventy percent discount, its molding is unique, convenient to use, and the structure is firm is difficult to be blown and is turned over, and ventilative heat dissipation is strong simultaneously, makes the people more be difficult to the heatstroke, effectively reduces the probability of heatstroke.

Drawings

For ease of illustration, the present invention is described in detail by the following detailed description and accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is another view angle structure diagram of fig. 1 (the umbrella tip cap is omitted in the figure).

Fig. 3 is a bottom view of the present invention (the tip cap and the like are omitted in the figure).

Fig. 4 is another usage state diagram of the present invention.

Fig. 5 is another view angle structure diagram of fig. 4 (the umbrella tip cap is omitted).

In the figure:

an umbrella rod-1; an umbrella handle-2; an umbrella cap-3; a tip cap-4; upper canopy-01; lower umbrella surface-02; a connecting rod 03; a lower support rod-5; a first rod-51; a second rod-52; a third rod-53; a lower connecting sleeve-6; button-7; and (7) hanging a rope-8.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.

As shown in fig. 1-5, the utility model discloses a reverse double-deck ventilative umbrella of seventy percent discount, including umbrella face, rib, umbrella pole 1 and umbrella stick 2, the umbrella face covers on the rib, the top of umbrella pole 1 be provided with be used for with umbrella face center department compresses tightly fixed umbrella cap 3, umbrella cap 3 with umbrella pole 1 passes through threaded connection, the lower extreme of umbrella pole 1 with umbrella stick 2 passes through threaded connection, and the umbrella face is fixed through suture or rivet and rib, the outward flange of umbrella face be in with the rib free end on to fix through umbrella point cap 4 and suture, here umbrella face, rib, umbrella cap 3, umbrella pole 1 arrange the mode with the connected mode the same with current umbrella connected mode, here just do not further detail.

The utility model discloses a reverse double-deck ventilative umbrella of seventy percent discount, the umbrella face divide into upper umbrella face 01 and lower umbrella face 02 below upper umbrella face 01, lower umbrella face 02 is the ring shape, upper umbrella face 01 is circular, the outward flange of upper umbrella face 01 is in the region above lower umbrella face 02, upper umbrella face 01 passes through the umbrella hat 3 to be fixed on the top of umbrella pole 1; by adopting the mechanism, the upper umbrella cover 01 and the lower umbrella cover 02 are provided with the superposition parts, so that the radius of the upper layer and the lower layer is different, the umbrella cover is provided with a gap between the upper umbrella cover 01 and the lower umbrella cover 02 through which sunlight or rainwater can not pass, the umbrella has unique shape, and the umbrella can play the roles of sun screening and rain shielding. Just because the umbrella face has the clearance that is used for passing through ventilative (the clearance between upper umbrella face 01 and the lower umbrella face 02), when wind blows, wind can directly pass through the clearance and blow for people's the formula that sinks under the umbrella, avoids the stifle problem under the umbrella, reduces the probability of people's heatstroke.

The utility model discloses a reverse double-deck ventilative umbrella of seventy percent discount, the rib includes many lower bracing pieces 5 that are used for propping up lower umbrella face 02 and one-to-one connects on each lower bracing piece 5, and is used for propping up the connecting rod 03 of upper umbrella face 01, the cover is equipped with on umbrella pole 1 is in the lower adapter sleeve 6 between umbrella cap 3 and the umbrella stick 2, many lower bracing pieces 5 around the 6 axial arrangements of lower adapter sleeve, and each one end of lower bracing piece 5 all the lower adapter sleeve 6 is articulated, and slide from top to bottom along umbrella pole 1 and drive the expansion of lower bracing piece 5 or draw in; the connecting rod 03 is hinged to the lower support rods 5, and each lower support rod 5 is connected with a support reinforcement (not shown) which is linked with the lower support rod 5, and the connecting rod 03 plays a role in auxiliary support and is convenient to furl. By adopting the structure, the lower umbrella cover 02 is supported by the lower support rods 5 when the lower umbrella covers are unfolded, and the upper umbrella cover 01 is supported by the connecting rods 03, so that the lower umbrella cover 02 and the upper umbrella cover 01 are supported respectively but are folded and unfolded to ensure that the whole umbrella is stable and unfolded. And because each lower support rod 5 is connected with a supporting and reinforcing member, the supporting and reinforcing members play a role in assisting in supporting and facilitating furling the connecting rod 03, so that the stress and restriction of the lower support rods 5 are reduced, and the upper umbrella cover 01 is reinforced and supported, so that the whole umbrella rib is more stable. When meeting strong wind, strong wind is through going up umbrella face 01 and umbrella face 02 down, and the support reinforcement that sets up effectively reinforces going up umbrella face 01, so go up umbrella face 01 and can not stimulate umbrella face 02 down and turn up, and overall structure is firm, realizes guaranteeing to ventilate ventilative while, is difficult for being blown and turns over. The ventilation and heat dissipation are strong, so that people are less prone to heatstroke, and the heatstroke probability can be effectively reduced.

In this embodiment, the umbrella frame further includes an upper connecting sleeve (not shown), the upper connecting sleeve is fixed on the upper end of the umbrella rod 1, each of the lower support rods 5 is movably connected with one end thereof, and a pull rod (not shown) whose other end is hinged with the upper connecting sleeve is connected with the upper connecting sleeve.

As a further preferable feature of this embodiment, the lower support rod 5 includes a first rod 51, a second rod 52 and a third rod 53, a first end of the first rod 51 is movably connected to the lower connection sleeve 6, the first rod 51, the second rod 52 and the third rod 53 are sequentially arranged along a direction away from the lower connection sleeve 6, a second end of the first rod 51 is movably hinged to a first end of the second rod 52, a second end of the second rod 52 is movably hinged to a first end of the third rod 53, and a second end of the third rod 53 is a free end; the support reinforcement includes bracing piece and spring, the first end swing joint of bracing piece is on the pull rod, and is close to the pull rod with 5 junctions of lower limb, the second end of bracing piece with the first end tip swing joint of second pole 52, the first end fixed connection of spring is in on the bracing piece, and be close to the bracing piece with the junction of pull rod, the second end fixed connection of spring is in on the first pole 51, and be close to first pole 51 with the junction of second pole 52.

In this embodiment, lower umbrella face 02 has inner arc edge and outer arc edge, the inner arc edge of lower umbrella face 02 is located the second end of first pole 51 and the first end junction of second pole 52 to pass through the suture and be fixed with the first end of second pole 52, the outer arc edge of lower umbrella face 02 is located on the free end of third pole 53, and pass through the suture and be fixed with third pole 53, upper umbrella face 01 with the free end of connecting rod 03 passes through suture fixed connection. By adopting the structure, the umbrella is simple in structure and convenient to manufacture, and the firm connection of the ribs of the lower umbrella cover 02 and the upper umbrella cover 01 is ensured.

In this embodiment, the radius of the upper umbrella cover 01 is 18cm, 20cm or 22cm, the inner diameter of the lower umbrella cover 02 is 10cm or 15cm, and the width of the lower umbrella cover 02 is 20cm, 23cm or 30 cm. Preferably, the radius of the upper umbrella cover 01 is 20cm, the inner diameter of the lower umbrella cover 02 is 10cm, and the width of the lower umbrella cover 02 is 23 cm. Therefore, the areas of the upper umbrella surface 01 and the lower umbrella surface 02 are not too large, and the folding and carrying are convenient. The inner diameter of the lower umbrella cover 02 is 10cm, so that the overlapped part of the upper umbrella cover 01 and the upper umbrella cover 01 is not overlong, the effects of sun blocking and rain blocking are met, the optimal length is ensured, the materials for the umbrella covers are saved, and the cost is reduced.

In this embodiment, umbrella pole 1 is the telescopic link, the telescopic link divide into by interior outer three-section of establishing in proper order together, the telescopic link is progressively reduced by its upper end portion to lower tip radius, makes umbrella pole 1 upper end portion area bigger like this, more can the load, more is favorable to guaranteeing that the rib is fixed firm, promotes anti rib effect of turning up. Go up umbrella face 01 with umbrella face 02 is anti ultraviolet umbrella cloth down, and anti ultraviolet umbrella cloth here adopts to be current for go up umbrella face 01 and umbrella face 02 down have anti ultraviolet function, avoid the umbrella face to shelter from down people to receive and prevent purple injury, the sunshade effect is better.

In this embodiment, the handle 2 is provided with a control device for manually controlling the unfolding or folding of the umbrella ribs. In particular, the control device is existing and installed in a conventional manner. Specifically, controlling means here is including setting up button 7 of control elasticity on umbrella stick 2, the rope that sets up at umbrella stick 2 elastic component or spring and drive bottom suspension mast 5 and reciprocate, and set up the guide pulley at last bracing piece and bottom suspension mast 5, the guide pulley of last bracing piece and bottom suspension mast 5 is walked around to the rope through conventional mode, and through 1 interior and stretch into umbrella stick 2 departments of umbrella stick, the one end of elastic component or spring is fixed with umbrella stick 2 bottom, the other end is fixed with the both ends of rope, control elastic component or spring release elasticity through button 7, realize the expansion of umbrella face. The button 7 controls the elastic piece or the spring to release the elastic force, so that the upward pulling fixation of the upper supporting rod is released. When the umbrella is folded, the umbrella rod 1 is manually driven to retract, and meanwhile, the elastic piece or the spring in the umbrella handle 2 is applied with force and compressed to wait for the next release of the elastic force. The control device is conventional, and the working principle is the same as that of the conventional control device, so that the detailed description is omitted.

In this embodiment, preferably, the upper surfaces of the upper umbrella fabric 01 and the lower umbrella fabric 02 are coated with a sun-proof coating, the lower surfaces of the upper umbrella fabric 01 and the lower umbrella fabric 02 are coated with a heat-absorbing coating, and the handle 2 is connected with a hanging rope 8. Specifically, the sun-proof coating adopts the existing sun-proof paint or reflective paint, and the heat-absorbing coating adopts the existing common black paint. Preferably, the heat-absorbing coating is colorless and odorless environment-friendly black paint. The hanging rope 8 is an existing common nylon rope. Adopt above-mentioned structure setting, the sun-proof coating of setting can go out shining at last umbrella face 01 and the reflection of lower umbrella face 02's upper surface light, reduces the time that light stopped at the umbrella face, reduces heat and adheres to, and the sunshade effect is better. The heat absorption coating is favorable for absorbing heat radiation reflected by the bottom surface and also favorable for absorbing heat radiation generated by a human body, and the heat is dissipated through the gap between the upper umbrella cover 01 and the lower umbrella cover 02, so that the umbrella is cool. The hanging rope 8 is convenient for carrying or drying the umbrella after being wetted.

It should be noted that, the utility model relates to a reverse double-deck ventilative umbrella of seventy percent discount, when fine day, can upwards turn over last umbrella face 01 (as shown in fig. 1 and 2, here because the outward flange of going up umbrella face 01 is in umbrella face 02 top region down, both have the part of coincidence, so turn over this and can shelter from sunshine, sunshine can't pass through both clearances in the both on, can make like this go up umbrella face 01 and umbrella face 02 down and form the horn mouth shape, and make the clearance between umbrella face 01 and the umbrella face 02 down bigger, pass through the clearance more easily when the breeze blows, sink down and blow the people under the umbrella, give other people and bring the meaning of drying in the air, reduce stifle, avoid heatstroke.

In strong wind weather, can turn over last umbrella face 01 downwards (as shown in fig. 4 and 5, here because the outward flange of going up umbrella face 01 is in umbrella face 02 top region down, both have the part of coincidence, so turn over this and can shelter from sunshine, sunshine can't pass through both clearances), can make going up umbrella face 01 and umbrella face 02 down form the bilayer and have the clearance coincide like this, make the clearance reduce between last umbrella face 01 and the umbrella face 02 down, reduce the amount of wind, through the clearance, increase the ventilation power, reduce the resistance, make things convenient for people to walk, reduce the rib atress, so the rib is difficult for breaking. Meanwhile, the umbrella can be ensured to be easier to pass through the gap when breeze blows, and sink down to blow people under the umbrella, thereby bringing air-drying feeling to people, reducing sultriness and avoiding heatstroke. Also solves the problem that the umbrella cover is torn by strong wind or the umbrella ribs are broken by overlarge stress. In the utility model, the umbrella ribs and the supporting and reinforcing members also greatly increase the strength of the umbrella cover, and the umbrella has simple structure, thereby reducing the occurrence of the condition of turning over the umbrella. The sun-shading effect is better, and the service life of the umbrella can be prolonged. Compared with the existing single-unfolding umbrella cover, the sun-proof umbrella has better sun-proof effect, is more ventilated and breathable, and can avoid heatstroke. Therefore, the utility model relates to a reverse double-deck ventilative umbrella of seventy percent discount, its molding is unique, convenient to use, and the structure is firm is difficult to be blown and is turned over, and ventilative heat dissipation is strong simultaneously, makes the people more be difficult to the heatstroke, effectively reduces the probability of heatstroke. Meanwhile, the strength of the umbrella cover is greatly increased, and the umbrella turning condition is reduced. The sun-shading effect is better, and the service life of the umbrella can be prolonged.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.

Claims

1. The utility model provides a reverse double-deck ventilative umbrella of seventy percent discount, includes umbrella face, rib, umbrella pole and umbrella stick, the umbrella face covers on the rib, the top of umbrella pole be provided with be used for with umbrella face center department compresses tightly fixed umbrella cap, umbrella cap with the umbrella pole passes through threaded connection, the lower extreme of umbrella pole with the umbrella stick passes through threaded connection, its characterized in that: the umbrella cover is divided into an upper umbrella cover and a lower umbrella cover positioned below the upper umbrella cover, the lower umbrella cover is in a circular ring shape, the upper umbrella cover is in a circular shape, the outer edge of the upper umbrella cover is positioned in the area above the lower umbrella cover, and the upper umbrella cover is fixed on the top of the umbrella rod through an umbrella cap; the umbrella rib comprises a plurality of lower support rods for supporting the lower umbrella cover and connecting rods which are connected to the lower support rods in a one-to-one correspondence manner and used for supporting the upper umbrella cover, the umbrella rod is sleeved with a lower connecting sleeve positioned between the umbrella cap and the umbrella handle, the lower support rods are axially arranged around the lower connecting sleeve, one end part of each lower support rod is hinged with the lower connecting sleeve, and the lower support rods are driven to be unfolded or folded by sliding up and down along the umbrella rod; the connecting rod with the lower bracing piece is articulated, each be connected with on the lower bracing piece with the lower bracing piece linkage and the connecting rod plays the auxiliary stay and is convenient for draw in the support reinforcement of effect in.

2. The umbrella of claim 1, wherein: the umbrella rib still includes the upper connecting sleeve, the upper connecting sleeve is fixed on the umbrella pole upper end, each lower support rod all through a tip rather than swing joint, another tip with upper connecting sleeve articulated pull rod with the upper connecting sleeve is connected.

3. The umbrella of claim 2, wherein: the lower supporting rod comprises a first rod, a second rod and a third rod, the first end of the first rod is movably connected with the lower connecting sleeve, the first rod, the second rod and the third rod are sequentially arranged along the direction departing from the lower connecting sleeve, the second end of the first rod is movably hinged with the first end of the second rod, the second end of the second rod is movably hinged with the first end of the third rod, and the second end of the third rod is a free end; the support reinforcement includes bracing piece and spring, the first end swing joint of bracing piece is on the pull rod, and is close to the pull rod with the lower bracing piece junction, the second end of bracing piece with the first end tip activity hinge joint of second pole, the first end fixed connection of spring is in on the bracing piece, and close to the bracing piece with the junction of pull rod, the second end fixed connection of spring is in on the first pole, and close to the first pole with the junction of second pole.

4. A three-fold reverse double-layer air-permeable umbrella according to claim 3, wherein: the lower umbrella cover is provided with an inner arc edge and an outer arc edge, the inner arc edge of the lower umbrella cover is located at the joint of the second end of the first rod and the first end of the second rod and is fixed with the first end of the second rod, the outer arc edge of the lower umbrella cover is located at the free end of the third rod and is fixed with the third rod, and the edge of the upper umbrella cover is fixedly connected with the free end of the connecting rod.

5. The umbrella of claim 4, wherein: the radius of the upper umbrella cover is 18-22cm, the inner diameter of the lower umbrella cover is 10-15cm, and the width of the lower umbrella cover is 20-30 cm.

6. A three-fold reverse double-layer air-permeable umbrella according to any one of claims 1 to 4, characterized in that: the umbrella rod is a telescopic rod, the telescopic rod is divided into three sections which are sequentially sleeved from inside to outside, the radius of the telescopic rod is gradually decreased from the upper end part to the lower end part, and the upper umbrella surface and the lower umbrella surface are anti-ultraviolet umbrella cloth.

7. The umbrella of claim 6, wherein: the umbrella handle is provided with a control device for people to manually control the umbrella ribs to be unfolded or folded.

8. The umbrella of claim 7, wherein: the umbrella is characterized in that the upper surfaces of the upper umbrella cover and the lower umbrella cover are coated with sun-proof coatings, the lower surfaces of the upper umbrella cover and the lower umbrella cover are coated with heat-absorbing coatings, and the umbrella handle is connected with a hanging rope.