CN113558356A - Shading area controllable folding umbrella based on pc plastic glass fiber cloth - Google Patents

Abstract

The invention discloses a folding umbrella with controllable shielding area based on pc plastic glass fiber cloth, which is characterized in that a transmission rod, a threaded rod, a base, a first connecting ring, a second connecting ring and a snap ring are arranged, when the folding umbrella is used, a separating block of the folding umbrella drives the position of the base to change, when the position of the base changes, the top end position of a first framework synchronously deviates, under the condition that the supporting positions of a second framework and a third framework are not changed, the supporting strength of the first framework is changed, when wind power is high, the wind resistance effect of the folding umbrella is improved by enhancing the supporting strength of the first framework, and simultaneously, in the process of shading, the compactness of the first framework is reduced by reversely rotating a threaded sleeve, so that the shielding cloth is kept in a loose state, the opening and closing degree of the shielding cloth is reduced, the coverage degree of the head is improved, and the mode can adjust the wind resistance strength of different environments according to use, meanwhile, the opening and closing degree of the device can be adjusted in a small range, so that the device is suitable for different environments.

Description

Shading area controllable folding umbrella based on pc plastic glass fiber cloth

Technical Field

The invention relates to the technical field of rain gears, in particular to a folding umbrella with a controllable shielding area based on pc plastic glass fiber cloth.

Background

The modern times are more and more developed, the function of the umbrella is also used in a diversified manner, many times, in winter, the umbrella can be taken to block cold air and prevent the cold air from blowing and cracking the skin of people, so the umbrella can also be used for shielding wind, most of the umbrellas are used for shielding rain, because the people avoid the body from being wetted by rainwater to cause cold, fever and discomfort, the umbrella has some functions which are more modern, and now many people avoid being sunburned by the sun in summer or going out in summer to shade the sun and avoid being exposed to the sun, so the people can be sunburned, the umbrella can also be used for shielding shy, the umbrella is an ancient way, and many ancient etiquettes can help women keep a mysterious state to men by using the umbrella to shield the cheeks of the people from being shy, the old umbrella is generally dual-purpose, can be used for both keeping out the rain and also can be used as the walking stick, and this usage is also very suitable in the great britain because the traditional etiquette of the english people is just like this, and the structure of umbrella mainly includes umbrella cloth, umbrella stick, king-rod and skeleton, and wherein when current umbrella is used, its opening degree is mostly fixed, can't carry out the adaptability according to actual needs and can't effective regulation its compactness of expansion.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a folding umbrella with controllable shading area based on pc plastic glass fiber cloth, which has the characteristics that the opening range of the umbrella can be adjusted in a small range, and the unfolding structural strength of the folding umbrella can be adjusted when the folding umbrella is used in different environments.

In order to achieve the purpose, the invention provides the following technical scheme:

a folding umbrella with a controllable shielding area based on pc plastic glass fiber cloth comprises a supporting rod, the surface of the supporting rod is fixedly connected with the top ends of two connecting rods, the bottom ends of the two connecting rods are fixedly connected with the top end of the same handle, the inner wall of the supporting rod is connected with a transmission rod in a sliding mode, the top end of the transmission rod is fixedly connected with the lower surface of a separation block, the upper surface of the separation block is fixedly connected with the lower surface of a base, the upper surface of the base is fixedly connected with the lower surface of a pointed end, the surface of the supporting rod is fixedly connected with the inner wall of a first connecting ring, the surface of the supporting rod is sleeved with the inner wall of a second connecting ring, the lower surface of the second connecting ring is overlapped with the upper surface of a clamping ring, the inner wall of the clamping ring is slidably connected with the surface of the supporting rod, and the surface of the base is movably connected with the top ends of a plurality of first frameworks through a plurality of pin shafts, the lower surface of the first framework is movably connected with the top end of the second framework through a pin shaft.

The bottom end of the second framework is movably connected with the surface of the first connecting ring through a pin shaft, the lower surface of the second framework is movably connected with the top end of the third framework through a pin shaft, the bottom end of the third framework is movably connected with the surface of the second connecting ring through a pin shaft, the surfaces of a plurality of first frameworks are provided with the same shielding cloth, the surface of the shielding cloth is fixedly connected with a plurality of connecting sleeves, the inner walls of the connecting sleeves are clamped at the bottom ends corresponding to the first frameworks, the bottom end of the supporting rod is clamped with the inner wall of the rotating piece, the surface of the rotating piece is movably connected with the inner wall of the threaded sleeve, the surface of the threaded sleeve is movably connected with the inner wall of the limiting piece, the inner wall of the limiting piece is clamped with the surface of the handle, the bottom end of the transmission rod is fixedly connected with the top end of the threaded rod, and the surface of the threaded sleeve is in threaded connection with the inner wall of the threaded sleeve, the threaded rod is located on the inner wall of the handle, the surface of the transmission rod is sleeved with the spring, the top end of the spring is fixedly connected with the lower surface of the separation block, and the bottom end of the spring is fixedly connected with the upper surface of the first connecting ring.

Through adopting above-mentioned technical scheme, through setting up the spring, the spring can play good spacing effect to the spacer block, makes its pressure change along with it when the shrink, makes its strength synchronous variation who rotates the thread bush, makes the change of its user of service ability real-time perception compactness.

Further, two first through-holes and a second through-hole have been seted up on the surface of bracing piece, the front and the back of first through-hole inner wall are all through the front and the back swing joint of round pin axle with same fixture block, the left surface of fixture block is through the upper surface swing joint of round pin axle with the connecting plate, the right flank of connecting plate inner wall and the right-hand member fixed connection of pressure spring, the left end of pressure spring and the inner wall fixed connection of bracing piece, the right flank of connecting plate and the left surface fixed connection of deflection piece, the sliding surface connection of deflection piece is at the inner wall of second through-hole.

Through adopting above-mentioned technical scheme, through setting up the fixture block, the fixture block can with the draw-in groove between stable fixed, the round pin axle on surface makes its activity more stable simultaneously.

Furthermore, a plurality of guiding holes are formed in the left side face of the connecting plate, guiding rods are connected to the inner walls of the guiding holes in a sliding mode, and the two ends of each guiding rod are fixedly connected with the inner walls of the supporting rods.

Through adopting above-mentioned technical scheme, through setting up the guiding hole, the guiding hole can keep its stable directional motion's effect with the cooperation between the guide bar.

Further, the surface of the pointed end is fixedly connected with the inner wall of the waterproof cloth, and the waterproof cloth and the shielding cloth are made of the same waterproof cloth material.

Through adopting above-mentioned technical scheme, through setting up the tip, the tip can play good wear-resisting and protective effect.

Further, the surface that shelters from cloth is provided with the side cut that is wavy undulation, first skeleton, second skeleton and third skeleton are the composite material of glass fiber layer and plastic layer, the plastic layer specifically is pc plastics material, the glass fiber layer specifically is frp glass fiber and sets up the surface at the plastic layer.

Through adopting above-mentioned technical scheme, through setting up the shielding cloth, the surface of shielding cloth is provided with the side cut, makes its effect that can keep good rainwater water conservancy diversion when using.

Furthermore, the right side of deflection piece and the left side fixed connection of briquetting, the right side of briquetting and the surface of thread bush all are provided with anti-skidding texture.

Through adopting above-mentioned technical scheme, through setting up the deflection piece, the deflection piece can keep good sliding effect, and it is more convenient to press under the cooperation of briquetting simultaneously.

Furthermore, the surface of the transmission rod is provided with a sliding groove, and the connecting plate, the pressure spring, the guide rod, the clamping ring and the deflection block are all located on the inner wall of the sliding groove.

Through adopting above-mentioned technical scheme, through setting up the spout, the spout can keep good the effect of protecting the connecting plate when using, mutual noninterference when keeping the stable function of inner structure.

Furthermore, the handle is the crooked entire body of colluding shape and is pc plastics material, the top of prong is done the obtuse angle and is handled the rear surface and be provided with chromium-plated layer.

Through adopting above-mentioned technical scheme, through setting up the handle, the handle is crooked form and can keeps good effect of grabbing, makes its use in the hand grab and grabs comfortablely, and the convenience hangs.

Furthermore, the lower surface of the waterproof cloth is in lap joint with the upper surface of the shielding cloth, the surface of the clamping ring is provided with clamping holes, and the clamping blocks are matched with the clamping holes in size.

Through adopting above-mentioned technical scheme, through setting up the cloth that shelters from, shelter from cloth and can keep good water-proof effects, avoid the condition that the water seepage appears in the intermediate junction position that shelters from cloth.

Furthermore, the upper surface of the shielding cloth is waxed, and the surface of the threaded rod is connected to the inner wall of the supporting rod in a sliding mode.

By adopting the technical scheme, the surface of the shielding cloth is waxed by arranging the shielding cloth, so that the water resistance of the shielding cloth is better in the using process.

In conclusion, the invention has the following beneficial effects:

1. in the scheme, by arranging the transmission rod, the threaded sleeve, the rotating piece, the new building, the separating block, the base, the first connecting ring, the second connecting ring and the clamping ring, when the device is used, the clamping ring moves upwards to enable the clamping ring to support the second framework through the third framework, then the second framework supports the first framework, when the shielding cloth keeps an unfolding state under the tension action of the first framework, the second hanging rack and the third framework, the end part of the first framework respectively bears the force on the base and the shielding cloth, then the handle is grabbed by the hand part when the device is used, the threaded sleeve is rotated to drive the threaded rod to move according to the wind power of a using environment, then the threaded rod is driven to move in the supporting rod when the threaded sleeve moves, and the separating block is driven to move up and down by pulling the separating block when the synchronous sliding rod moves to enable the position of the separating block to drive the base to change, when the position of the base changes, the top end position of the first framework synchronously deviates, the supporting strength of the first framework is changed under the condition that the supporting positions of the second framework and the third framework are not changed, when the wind power is high, the wind resistance effect of the first framework is improved by enhancing the supporting strength of the first framework, and meanwhile, in the process of shading, the compactness of the first framework is reduced by reversely rotating the threaded sleeve, so that the shading cloth is kept in a loose state, the opening and closing degree of the shading cloth is reduced, the coverage of the head is improved, the mode can adjust the wind resistance strength of different environments according to the use, and meanwhile, the opening and closing degree of the shading cloth can be adjusted in a small scale, so that the shading cloth is suitable for different environments;

2. by arranging the pressing block, the deflection block, the connecting plate, the guide rod, the guide hole, the deflection block, the snap ring, the first through hole and the support rod, when in use, the clamping blocks in the two first through holes arranged on the surface of the support rod are matched with and fix the clamping holes arranged on the surface of the snap ring, when the snap ring is contacted with the second connecting ring, the clamping block positioned above is clamped into the clamping grooves arranged on the surface of the snap ring, so that the snap ring supports and limits the second connecting ring, when the deflection block is synchronously pressed, the deflection block keeps pressing the connecting plate, one side of the connecting plate is pressed and simultaneously keeps integral synchronous motion under the action of the guide hole and the guide rod, so that the two clamping blocks are synchronously driven to move by the pin shaft, the clamping blocks start to deflect under the action of the pin shaft in the corresponding first through holes, and the synchronous snap ring is fixed in the movement of the clamping blocks positioned above, the second connecting ring loses the limit of the clamping ring, the clamping ring is synchronously moved downwards to be fixed with the clamping block positioned below the clamping ring, the clamping ring can be fixed in the mode, the first framework is more convenient to fold and unfold, the convenience degree is better in use, a good reset fixing effect can be kept by adopting a matching mode of the connecting plate and the pressure spring, the structure is simple, the durability degree is high, and the long-time use stability is higher than that of the traditional mode;

3. through setting up the shielding cloth, the tarpaulin, connecting rod and handle, when using, shielding cloth can keep good sunshade effect of taking shelter from the rain, its wavy side cut that sets up all around simultaneously makes it possess good rainwater water conservancy diversion effect, and use more beautifully as the sun shade under the sunshine, the tarpaulin of mating surface makes the hookup location at its middle part can possess good water-proof effects, the connecting rod can keep handle and bracing piece to be in stable connection and fixed state simultaneously, the process of making its use is more practical.

Drawings

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

FIG. 2 is a schematic perspective view of a first frame according to the present invention;

FIG. 3 is a schematic cross-sectional view of a snap ring according to the present invention;

FIG. 4 is a schematic three-dimensional cross-sectional structure of the thread bush of the present invention;

FIG. 5 is a schematic cross-sectional view of a front view of the support rod of the present invention;

fig. 6 is a schematic cross-sectional structure diagram of the first frame of the present invention.

In the figure: the device comprises a supporting rod 1, a connecting rod 2, a handle 3, a transmission rod 4, a separation block 5, a base 6, a pointed end 7, a first connecting ring 8, a second connecting ring 9, a snap ring 10, a first framework 11, a second framework 12, a third framework 13, a connecting sleeve 14, waterproof cloth 15, shielding cloth 16, a spring 17, a threaded rod 18, a threaded sleeve 19, a rotating part 20, a limiting part 21, a sliding groove 22, a first through hole 23, a clamping block 24, a connecting plate 25, a guide hole 26, a guide rod 27, a pressure spring 28, a second through hole 29, a pressing block 30, a glass fiber layer 31, a plastic layer 32 and a deflection block 33.

Detailed Description

The invention is described in further detail below with reference to figures 1-6.

Referring to fig. 1-4, the present invention provides a technical solution: a folding umbrella with controllable shielding area based on pc plastic glass fiber cloth comprises a supporting rod 1, the surface of the supporting rod 1 is fixedly connected with the top ends of two connecting rods 2, the bottom ends of the two connecting rods 2 are fixedly connected with the top end of the same handle 3, the inner wall of the supporting rod 1 is connected with a transmission rod 4 in a sliding mode, the top end of the transmission rod 4 is fixedly connected with the lower surface of a separating block 5, the upper surface of the separating block 5 is fixedly connected with the lower surface of a base 6, the upper surface of the base 6 is fixedly connected with the lower surface of a pointed end 7, the surface of the supporting rod 1 is fixedly connected with the inner wall of a first connecting ring 8, the surface of the supporting rod 1 is sleeved with the inner wall of a second connecting ring 9, the lower surface of the second connecting ring 9 is overlapped with the upper surface of a clamping ring 10, the inner wall of the clamping ring 10 is slidably connected with the surface of the supporting rod 1, the surface of the base 6 is movably connected with the top ends of a plurality of first frameworks 11 through a plurality of pin shafts, the lower surface of the first framework 11 is movably connected with the top end of the second framework 12 through a pin shaft.

The bottom end of the second framework 12 is movably connected with the surface of the first connecting ring 8 through a pin shaft, the lower surface of the second framework 12 is movably connected with the top end of the third framework 13 through a pin shaft, the bottom end of the third framework 13 is movably connected with the surface of the second connecting ring 9 through a pin shaft, the surfaces of a plurality of first frameworks 11 are provided with the same shielding cloth 16, the surface of the shielding cloth 16 is fixedly connected with a plurality of connecting sleeves 14, the inner walls of the connecting sleeves 14 are clamped at the bottom ends corresponding to the first frameworks 11, the bottom end of the support rod 1 is clamped with the inner wall of the rotating part 20, the surface of the rotating part 20 is movably connected with the inner wall of the threaded sleeve 19, the surface of the threaded sleeve 19 is movably connected with the inner wall of the limiting part 21, the inner wall of the limiting part 21 is clamped with the surface of the handle 3, the bottom end of the drive rod 4 is fixedly connected with the top end of the threaded rod 18, and the surface of the threaded rod 18 is in threaded connection with the inner wall of the threaded sleeve 19, the threaded rod 18 is positioned on the inner wall of the handle 3, the surface of the transmission rod 4 is sleeved with the spring 17, the top end of the spring 17 is fixedly connected with the lower surface of the separation block 5, and the bottom end of the spring 17 is fixedly connected with the upper surface of the first connecting ring 8.

In this embodiment: through setting up transfer line 4, transfer line 4 can keep good transmission effect, possesses good connection effect to spacer block 5 simultaneously, keeps the stability of its structure.

As shown in fig. 5, the surface of the supporting rod 1 is provided with two first through holes 23 and one second through hole 29, the front and back of the inner wall of the first through hole 23 are movably connected with the front and back of the same fixture block 24 through a pin, the left side of the fixture block 24 is movably connected with the upper surface of the connecting plate 25 through a pin, the right side of the inner wall of the connecting plate 25 is fixedly connected with the right end of the pressure spring 28, the left end of the pressure spring 28 is fixedly connected with the inner wall of the supporting rod 1, the right side of the connecting plate 25 is fixedly connected with the left side of the deflection block 33, and the surface of the deflection block 33 is slidably connected with the inner wall of the second through hole 29;

in this embodiment: by providing the compression spring 28, the compression spring 28 can maintain a quick return effect after the pressing of the link plate 25 is completed.

As shown in fig. 5, a plurality of guide holes 26 are formed in the left side surface of the connecting plate 25, guide rods 27 are slidably connected to the inner walls of the guide holes 26, and both ends of each guide rod 27 are fixedly connected to the inner walls of the support rods 1;

in this embodiment: through setting up bracing piece 1, bracing piece 1 plays the main part and supports and fixed effect.

As shown in fig. 4, the surface of the pointed end 7 is fixedly connected with the inner wall of the waterproof cloth 15, and the waterproof cloth 15 and the shielding cloth 16 are made of the same waterproof cloth 15 material;

in this embodiment: by providing the waterproof cloth 15, the waterproof cloth 15 and the shielding cloth 16 are made of the same material, and the waterproof cloth 15 and the shielding cloth 16 have good compatibility.

As shown in fig. 1, the surface of the shielding cloth 16 is provided with wavy and undulating cut edges, the first frame 11, the second frame 12 and the third frame 13 are all made of a composite material of a glass fiber layer 31 and a plastic layer 32, the plastic layer 32 is specifically made of pc plastic, and the glass fiber layer 31 is specifically made of frp glass fiber and is arranged on the surface of the plastic layer 32;

in this embodiment: through setting up glass fiber layer 31, glass fiber layer 31 and pc plastic layer 32 can keep its in-process more stable using, promote the structural strength of material.

As shown in fig. 5, the right side surface of the deflection block 33 is fixedly connected with the left side surface of the pressing block 30, and the right side surface of the pressing block 30 and the surface of the threaded sleeve 19 are both provided with anti-skid textures;

in this embodiment: through setting up briquetting 30, the antiskid texture that briquetting 30 surface set up makes it possess good anti-skidding effect at the in-process that uses.

As shown in fig. 3, the surface of the transmission rod 4 is provided with a sliding groove 22, and the connecting plate 25, the pressure spring 28, the guide rod 27, the snap ring 10 and the deflection block 33 are all positioned on the inner wall of the sliding groove 22;

in this embodiment: by providing the connecting plate 25, the connecting plate 25 can maintain a good moving effect under the guiding effect of the guide rod 27, so that the movement of the connecting plate does not incline.

As shown in fig. 4, the hook-shaped bending whole body of the handle 3 is made of pc plastic material, and the top end of the sharp head 7 is processed with obtuse angle and then the surface is provided with a chromium coating;

in this embodiment: by arranging the pointed end 7, the top end of the pointed end 7 is provided with the chromium coating, so that the wear resistance of the pointed end 7 is improved.

As shown in fig. 1, the lower surface of the waterproof cloth 15 is overlapped with the upper surface of the shielding cloth 16, the surface of the snap ring 10 is provided with a snap hole, and the size of the snap block 24 is matched with that of the snap hole;

in this embodiment: through the arrangement of the clamping holes, the clamping holes can be matched with the clamping blocks 24 to keep the clamping ring 10 fixed.

As shown in fig. 1, the upper surface of the shielding cloth 16 is waxed, and the surface of the threaded rod 18 is slidably connected to the inner wall of the supporting rod 1;

in this embodiment: through setting up threaded rod 18, can remain stable motion under the cooperation of threaded rod 18 and thread bush 19, slide at the bracing piece 1 inner wall simultaneously and possess certain direction and spacing effect.

The working principle is as follows: when the device is used, the clamping ring 10 moves upwards to enable the clamping ring to support the second framework 12 through the third framework 13, the second framework 12 supports the first framework 11 immediately, the end part of the first framework 11 respectively bears the force on the base 6 and the shielding cloth 16 when the shielding cloth 16 keeps an unfolded state under the tension action of the first framework 11, the second hanging rack and the third framework 13, the handle 3 is gripped by the hand part immediately when the device is used, the threaded sleeve 19 is rotated according to the wind power of a using environment, the threaded rod 18 is driven to move when the threaded sleeve 19 rotates immediately, the sliding rod is driven to move inside the supporting rod 1 when the threaded rod 18 moves immediately, the separating block 5 is driven to move up and down when the synchronous sliding rod moves, the separating block 5 drives the position of the base 6 to change, and the top end position of the first framework 11 shifts synchronously when the position of the base 6 changes immediately, under the condition that the supporting positions of the second framework 12 and the third framework 13 are not changed, the supporting strength of the first framework 11 is changed, when the wind power is large, the wind resistance effect of the first framework 11 is improved by enhancing the supporting strength of the first framework 11, meanwhile, in the process of shading, the compactness of the first framework 11 is reduced by reversely rotating the threaded sleeve 19, so that the shading cloth 16 is kept in a loose state, the opening and closing degree of the shading cloth is reduced, the coverage of the head is improved, the clamping blocks 24 in the two first through holes 23 formed in the surface of the supporting rod 1 are matched with the clamping holes formed in the surface of the clamping ring 10 to fix, when the clamping ring 10 is in contact with the second connecting ring 9, the clamping blocks 24 positioned above are clamped into the clamping grooves formed in the surface of the clamping ring 10, so that the clamping ring 10 supports and limits the second connecting ring 9, and when the deflection block 33 is synchronously pressed, the deflection block 33 keeps pressing the connecting plate 25, one side of the connecting plate 25 is pressed and simultaneously keeps integral synchronous motion under the action of the guide hole 26 and the guide rod 27, so that the connecting plate synchronously drives the two fixture blocks 24 to move through the pin shafts, the fixture blocks 24 start to deflect under the action of the pin shafts in the corresponding first through holes 23, the synchronous clamping ring 10 loses fixation in the movement of the fixture blocks 24 positioned above, the second connecting ring 9 loses the limit of the clamping ring 10, and the clamping ring 10 synchronously moves downwards to keep the fixture blocks 24 positioned below fixed.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a folding umbrella of controllable type of area that shelters from based on pc plastics glass fiber cloth, includes bracing piece (1), its characterized in that, the top fixed connection of the surface of bracing piece (1) and two connecting rods (2), the bottom of two connecting rods (2) and the top fixed connection of same handle (3), the inner wall sliding connection of bracing piece (1) has transfer line (4), the top of transfer line (4) and the lower fixed surface who separates piece (5) are connected, the upper surface that separates piece (5) and the lower fixed surface of base (6) are connected, the upper surface of base (6) and the lower fixed surface of tip (7) are connected, the surface of bracing piece (1) and the inner wall fixed connection of first go-between (8), the surface of bracing piece (1) cup joints with the inner wall of second go-between (9), the lower surface and the upper surface overlap joint of snap ring (10) of second go-between (9), the inner wall of the clamping ring (10) is connected with the surface of the supporting rod (1) in a sliding mode, the surface of the base (6) is movably connected with the top ends of the first frameworks (11) through a plurality of pin shafts, and the lower surfaces of the first frameworks (11) are movably connected with the top ends of the second frameworks (12) through the pin shafts;

the bottom of the second framework (12) is movably connected with the surface of the first connecting ring (8) through a pin shaft, the lower surface of the second framework (12) is movably connected with the top of the third framework (13) through a pin shaft, the bottom of the third framework (13) is movably connected with the surface of the second connecting ring (9) through a pin shaft, the surface of a plurality of first frameworks (11) is provided with a same shielding cloth (16), the surface of the shielding cloth (16) is fixedly connected with a plurality of connecting sleeves (14), the inner wall of each connecting sleeve (14) is clamped at the bottom of the corresponding first framework (11), the bottom of the supporting rod (1) is clamped with the inner wall of the rotating part (20), the surface of the rotating part (20) is movably connected with the inner wall of the threaded sleeve (19), the surface of the threaded sleeve (19) is movably connected with the inner wall of the limiting part (21), and the inner wall of the limiting part (21) is clamped with the surface of the handle (3), the bottom of transfer line (4) and the top fixed connection of threaded rod (18), the surface of threaded rod (18) and the inner wall threaded connection of thread bush (19), threaded rod (18) are located the inner wall of handle (3), spring (17) have been cup jointed on the surface of transfer line (4), the top of spring (17) and the lower fixed surface who separates piece (5) are connected, the bottom of spring (17) and the upper surface fixed connection of first connecting ring (8).

2. The folding umbrella with controllable sheltering area based on pc plastic fiberglass cloth of claim 1, it is characterized in that the surface of the supporting rod (1) is provided with two first through holes (23) and one second through hole (29), the front and the back of the inner wall of the first through hole (23) are movably connected with the front and the back of the same clamping block (24) through pin shafts, the left side surface of the clamping block (24) is movably connected with the upper surface of the connecting plate (25) through a pin shaft, the right side surface of the inner wall of the connecting plate (25) is fixedly connected with the right end of the pressure spring (28), the left end of the pressure spring (28) is fixedly connected with the inner wall of the support rod (1), the right side surface of the connecting plate (25) is fixedly connected with the left side surface of the deflection block (33), the surface of the deflection block (33) is connected with the inner wall of the second through hole (29) in a sliding mode.

3. The folding umbrella with the controllable shielding area based on the pc plastic glass fiber cloth as claimed in claim 1, wherein a plurality of guide holes (26) are formed in the left side surface of the connecting plate (25), guide rods (27) are slidably connected to the inner walls of the guide holes (26), and two ends of each guide rod (27) are fixedly connected to the inner walls of the support rods (1).

4. The folding umbrella with the controllable shading area based on the pc plastic glass fiber cloth is characterized in that the surface of the pointed end (7) is fixedly connected with the inner wall of a waterproof cloth (15), and the waterproof cloth (15) and the shading cloth (16) are made of the same waterproof cloth (15) material.

5. The folding umbrella with the controllable shielding area based on the pc plastic glass fiber cloth is characterized in that the surface of the shielding cloth (16) is provided with wavy and wavy cut edges, the first framework (11), the second framework (12) and the third framework (13) are made of composite materials of a glass fiber layer (31) and a plastic layer (32), the plastic layer (32) is specifically made of the pc plastic, and the glass fiber layer (31) is specifically made of frp glass fibers and is arranged on the surface of the plastic layer (32).

6. The folding umbrella with the controllable shading area based on the pc plastic glass fiber cloth is characterized in that the right side face of the deflection block (33) is fixedly connected with the left side face of the pressing block (30), and the right side face of the pressing block (30) and the surface of the threaded sleeve (19) are provided with anti-skidding textures.

7. The folding umbrella with the controllable shading area based on the pc plastic glass fiber cloth is characterized in that a sliding groove (22) is formed in the surface of the transmission rod (4), and the connecting plate (25), the pressure spring (28), the guide rod (27), the clamping ring (10) and the deflection block (33) are located on the inner wall of the sliding groove (22).

8. The folding umbrella with the controllable sheltering area based on the pc plastic glass fiber cloth as claimed in claim 1, characterized in that the whole bent hook-shaped handle (3) is made of pc plastic, and the top end of the pointed end (7) is processed at an obtuse angle and then the surface is provided with a chromium coating.

9. The folding umbrella with the controllable shielding area based on the pc plastic glass fiber cloth is characterized in that the lower surface of the waterproof cloth (15) is in lap joint with the upper surface of the shielding cloth (16), the surface of the clamping ring (10) is provided with clamping holes, and the clamping blocks (24) are matched with the clamping holes in size.

10. The folding umbrella with controllable shielding area based on pc plastic fiberglass cloth as claimed in claim 1, wherein the shielding cloth (16) is waxed on the upper surface, and the surface of the threaded rod (18) is slidably connected to the inner wall of the supporting rod (1).

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