TWI540980B - An expanded umbrella device - Google Patents

Description

Expanded umbrella device

The present invention relates to an umbrella, and more particularly to an umbrella device that increases the shielding area.

Umbrellas are mainly used for sunshade and rain. For more than a thousand years, people have made paper and made paper umbrellas. After the advancement of technology, umbrellas have gradually evolved into fabrics, plastics, metals and other materials. In recent years, with the greenhouse effect causing abnormal changes in the weather, the intensity of ultraviolet rays in the sunlight is getting stronger and stronger. Therefore, in order to protect the skin from the ultraviolet rays in the sunlight, people wear umbrellas, hats or sunglasses, and wear them. Long-sleeved clothing and sunscreen to reduce UV damage.

Modern people are in a busy and stressful life every day, so every holiday, they will call friends and bring their families to the suburbs and the seaside to stay away from the city's tight pace. When they are outdoors or at the seaside, they often have various types of life. Large-scale umbrellas are provided to provide users with a large area of sunshade. In addition, large umbrellas can be used with outdoor tables and chairs. The sunshades can be inserted through the holes in the center of the table. The umbrella allows the user to take a leisurely activity such as eating, chatting, or playing cards on a table and chair set with a parasol to avoid direct exposure to the sun.

However, since the illumination angle of the sunlight changes with time, if you want to maintain the shading effect at any time, it is necessary to change the shading angle of the parasol with the illumination angle of the sunlight, which causes great inconvenience in use. Therefore, the conventional umbrellas do have room for improvement.

Referring to Figure 1, the patent No. M263014 of the Republic of China is entitled "Parasol Bending and Rotating Positioning Structure", and the patent discloses a random An umbrella device for changing the angle of the umbrella surface to cover the sunlight, and comprising an adjustable umbrella surface 11, a rod 12 fixed to the bottom of the umbrella surface 11, and a nest 13 disposed on the umbrella surface 11 The upper end of the rod 12 is provided with a coupling block 121, and the lower end of the upper nest 13 is provided with a spherical positioning body 131, and the spherical positioning body 131 can be fitted inside the binding block 121.

The spherical positioning body 131 at the lower end of the nest 13 in the middle of the canopy 11 is engaged with the coupling block 121 at the upper end of the middle rod 12, so that the two have the effect of multi-angle positioning, so that the umbrella surface 11 of the umbrella can be used freely. Turn to achieve effective sun protection.

From the above description, it can be seen that the conventional parasol bending rotation positioning structure still has the following disadvantages in practical use:

First, can not increase the shielding area

Although the umbrella surface 11 of the sun umbrella disclosed in the prior art can change the relative angle with the middle rod 12 at will to obtain a stable fixed position, since the shielding area of the umbrella surface 11 is fixed, it cannot satisfy multiple users. Common needs.

Second, insufficient positioning

The conventional parasol is only fitted to the inside of the binding block 121 by using the spherical positioning body 131. However, after a period of use, the joint between the spherical positioning body 131 and the coupling block 121 is prone to gap and looseness, and cannot be used. The need to adjust the positioning angle effect.

Third, poor durability

The umbrella is an umbrella with a large umbrella cloth. When a strong wind is encountered, the wind is easy to gather in the umbrella surface 11. At this time, the open umbrella is easy to be boasted, or the middle rod 12 and The sub-bracket 914 is affected by strong winds, and the sturdiness and durability of the acoustic fracture are not good.

All of the above shortcomings show various problems arising from the use of the conventional parasol bend rotation positioning structure, with the development of society and The progress of learning, the quality of people's life is constantly improving, and umbrellas have become an indispensable item in life. So how to develop an innovative design of umbrella structure that can enhance the strength of the skeleton and expand the shielding area. Consumers are eagerly awaiting and willing to work hard to develop breakthrough goals and directions.

Accordingly, it is an object of the present invention to provide an expansion umbrella apparatus comprising a skeleton unit, a main shielding unit, a primary shielding unit, and a winding unit.

The skeleton unit includes a rod body defining an accommodating space, a set of nests disposed on the rod body and slidable up and down, and a plurality of first brackets pivotally connected to the nest, and the plurality of the plurality of brackets respectively disposed on the pedestal a holder at the end of the bracket, and a plurality of second brackets respectively disposed in the holder. The main shielding unit includes a main umbrella cloth laid on the plurality of first brackets, and the secondary shielding unit includes a second bracket mounted on the plurality of second brackets and connected to the peripheral edge of the main umbrella cloth and pleated under the main umbrella cloth Parasol cloth.

The retracting unit includes a reel set on the rod body, a plurality of movable devices correspondingly disposed on the second bracket, and a plurality of elastic members correspondingly disposed on the plurality of movers and connected to the top end of the rod body And a plurality of drawstrings respectively passing through the holder and having two ends connected to the mover and the reel respectively, and each drawstring is connected to the reel through the accommodation space of the rod Together, rotating the roller can control the plurality of drawstrings to pull the corresponding mover to move relative to the fixer to move the primary canopy between a deployed position and a retracted position.

Another technical means of the present invention is that each of the second brackets has a first end adjacent to the rod body and an opposite second end, and the mover is located on the first end, and each The movable device has a moving base, a first through hole disposed on the moving base, a second through hole located below the first through hole, and a second mounting hole disposed on the moving base a first connecting end disposed adjacent to the rod body, and a second connecting end disposed on the moving base and away from the rod body, the second through hole is for the first end of the second bracket to pass through, The first connecting end is connected to the elastic member, and each of the pulling ropes is fixedly disposed on the second connecting end of the corresponding second bracket, and then passes through the fixing device and the first through hole and the rolling Connected.

A further technical means of the present invention is that each of the moving devices further has a moving card slot disposed on the moving base and located below the second through hole, and the skeleton unit further comprises a plurality of generalized characters. a sliding bracket that is disposed on the first bracket and coupled to the moving card slot, the moving card slot is slidable on the sliding bracket to move the mover relative to the fixer, and the second is linked The bracket projects outwardly or retracts relative to the first bracket.

A further technical means of the present invention is that each of the holders has a fixed base, a pulley seat disposed on the fixed base and having a pulley, a first guide hole disposed on the fixed base, and a a second guiding hole disposed under the first guiding hole, the first guiding hole is for the second end of the second bracket, the second guiding hole is for juxtaposing the first bracket and the sliding bracket The pulley is used for the drawstring to pass through.

Another technical means of the present invention is that the above-mentioned reel has a reel, a grip disposed on the reel, a fixed end on the grip and connected to the reel, and a grip on the grip and a free end pivotally connected to the fixed end, a pivoting member disposed between the fixed end and the free end, a positioning rib on the fixed end, and a positioning groove on the free end, The free end is pivoted by the pivoting member relative to the fixed end such that the positioning rib is engaged with the positioning groove.

A further technical means of the present invention is that the retracting unit further includes a hub disposed in the accommodating space and connected to the reel, and has a surrounding space defining a line to accommodate the plurality of a tube body of the rope, disposed in the line space and connected to the plurality of drawstrings a connecting piece, and a take-up wire disposed on the connecting piece and connected to the reel, and rotating the grip to wind the reeling wire on the reel.

A further technical means of the present invention is that the expanding umbrella device further comprises a fixing unit detachably disposed on a table top, comprising a receiving seat on a side of the table top and having a bottom wall An extension wall extending upwardly along the bottom wall, a top wall connecting the extension wall and corresponding to the bottom wall, and a pressing member disposed on the bottom wall, the bottom wall, the extension wall, And the top wall cooperates to define a receiving space. When the fixing unit is disposed on the table, the table is clamped in the receiving space, and the rod is inserted on the top wall. To fix the skeleton unit to the table top.

Another technical means of the present invention is that the top wall has a sliding groove, a sliding block disposed in the sliding groove and protruding outwardly relative to the sliding groove, and a sliding block formed on the sliding block The fixing hole is inserted into the fixing hole.

A further technical means of the present invention is that the retracting unit further comprises a fixing base detachably connected to the rod body, and has a seat body for accommodating the reel, and a a limiting slot on the seat body, the rod body being disposed in the limiting slot.

According to still another aspect of the present invention, the retracting unit further includes a motor disposed on the fixing base and pivotally connected to the reel, and when the motor is actuated, the reel can be linked to the reel a line, the main umbrella cloth and the bottom surface of the pair of umbrella cloth are coated with an anti-UV coating, and the outer surface of the pair of umbrella cloth is coated with a photosensitive color pigment, and the photosensitive color is changed when the pair of umbrella cloth is irradiated with sunlight The pigment absorbs the energy of the sun to change the color of the pair of umbrellas.

The beneficial effect of the present invention is that when the pair of umbrella cloth is in the deployed position, the mover is close to the holder, so that the elastic member corresponding to the mover accumulates elastic restoring force and is stretched outward to the pair of umbrella cloth Unfolding outside the main umbrella cloth, the movement when the pair of umbrella cloth is in the retracted position The device is remote from the holder, so that the elastic member corresponding to the movable device releases the elastic restoring force and is retracted toward the rod body, so that the pleat cloth pleat is hidden under the main umbrella cloth, and the shielding area can be changed by rotating the grip. The size and the simple retracting action not only improve the convenience of operation, but also meet the needs of multiple people.

2‧‧‧ Leisure table

3‧‧‧ skeleton unit

30‧‧‧ accommodating space

31‧‧‧ rod body

32‧‧‧ nest

33‧‧‧First bracket

34‧‧‧Retainer

341‧‧‧Fixed base

342‧‧‧ pulley seat

343‧‧‧ pulley

344‧‧‧First Guide Perforation

345‧‧‧Second guide piercing

35‧‧‧second bracket

351‧‧‧ first end

352‧‧‧second end

36‧‧‧Sliding bracket

4‧‧‧Main shading unit

41‧‧‧Main Umbrella

5‧‧‧ times shading unit

51‧‧‧Veiling cloth

6‧‧‧Receiving unit

61‧‧‧Reel

611‧‧‧ reel

612‧‧‧ grip

613‧‧‧ fixed end

614‧‧‧Free end

615‧‧‧ pivoting parts

616‧‧‧ positioning ribs

617‧‧‧ positioning groove

62‧‧‧Mobile

621‧‧‧Mobile base

622‧‧‧First hole

623‧‧‧Second hole

624‧‧‧First connection

625‧‧‧second connection

626‧‧‧Mobile card slot

63‧‧‧Flexible parts

64‧‧‧Drawstring

65‧‧‧ Fixed seat

651‧‧‧ body

652‧‧‧Limited slot

66‧‧‧ hub

660‧‧‧Set space

661‧‧‧ tube body

662‧‧‧Connecting piece

663‧‧‧Retraction line

67‧‧‧Motor

7‧‧‧Fixed unit

71‧‧‧ socket

710‧‧‧ undertake space

711‧‧‧ bottom wall

712‧‧‧Extended wall

713‧‧‧ top wall

714‧‧‧forced parts

715‧‧‧ sliding groove

716‧‧‧Sliding block

717‧‧‧Fixed holes

A‧‧‧Expanded position

B‧‧‧Retracted position

1 is a side view showing a conventional sunshade bending and positioning structure of a new Taiwanese M263014; FIG. 2 is a perspective view showing a first preferred embodiment of the expanding umbrella device of the present invention. FIG. 3 is a perspective view showing the manner in which the mover sleeved on the plurality of second brackets is close to the holder in the first preferred embodiment. FIG. 4 is a perspective view showing the connection state of the mover and the fixer in the first preferred embodiment; FIG. 5 is a side view showing the first preferred embodiment of the first preferred embodiment; FIG. 6 is a perspective view showing a state in which a pair of umbrella cloths are opposite to a main umbrella cloth in a deployed position in the first preferred embodiment; FIG. 7 is a perspective view illustrating In the first preferred embodiment, the auxiliary umbrella cloth is in a retracted position relative to the main umbrella cloth; FIG. 8 is a side view showing the second preferred embodiment of the expanded umbrella device of the present invention; 9 is a top view showing the second preferred In the embodiment, a sliding block protrudes outward from a sliding groove.

The details and technical contents of the related patent application of the present invention are described in detail below with reference to two preferred embodiments of the reference drawings. In, it will be clearly presented.

It should be noted that, before the detailed description, similar elements are denoted by the same reference numerals.

Referring to Figures 2, 3, and 4, a first preferred embodiment of the expanded umbrella device of the present invention is shown. The expansion umbrella device is adapted to be inserted on the desktop of the outdoor leisure table 2 (refer to FIG. 6) to reduce direct exposure of the user to sunlight, and includes a skeleton unit 3, a main shielding unit 4, and a primary shielding unit 5, And a reel unit 6.

The skeletal unit 3 includes a shank 31 defining an accommodating space 30, a set of nests 32 disposed on the shank 31 and slidable up and down, and a plurality of first brackets 33 pivotally connected to the nest 32. And a plurality of fixing devices 34 respectively disposed at the end of the first bracket 33, a plurality of second brackets 35 respectively disposed in the fixing device 34, and a plurality of I-shaped and arranged on the first bracket 33 Slide bracket 36. Each of the second brackets 35 has a first end 351 adjacent to the shaft 31 and an opposite second end 352.

Each of the holders 34 has a fixed base 341, a pulley seat 342 disposed on the fixed base 341 and having a pulley 343, a first guide hole 344 disposed on the fixed base 341, and a first a second guiding hole 345 is disposed in the second guiding hole 344. The first guiding hole 344 is configured to pass through the second end 352 of the second bracket 35. The second guiding hole 345 is used for the first bracket 33. The sliding bracket 36 is inserted in parallel.

The main shielding unit 4 includes a main umbrella cloth 41 which is laid on the plurality of first brackets 33 and can be slid up and down with the nest 32. The shielding unit 5 includes a sub-cloth cloth 51 which is laid on the plurality of second brackets 35 and connected to the periphery of the main umbrella cloth 41 and pleated under the main umbrella cloth 41.

It is worth mentioning that the main umbrella cloth 41 and the bottom surface of the auxiliary umbrella cloth 51 are coated with an anti-UV coating to protect the skin of the user located under the leisure table 2 from ultraviolet rays in the sunlight, and The outer surface of the pair of umbrella cloth 51 is coated with a photosensitive color pigment, when the pair of umbrella cloth After being irradiated by sunlight, the photosensitive color-changing pigment absorbs the energy of the sunlight to change the color of the pair of umbrella cloth 51, and at the same time, the saliency of the umbrella can be improved.

The retracting unit 6 includes a reel 61 disposed on the rod body 31, a plurality of movers 62 correspondingly disposed on the second bracket 35, and a plurality of correspondingly disposed on the plurality of movers 62 and coupled to the rod An elastic member 63 connected to the top end of the body 31, and a plurality of pull cords 64 respectively passing through the holder 34 and having two ends connected to the mover 62 and the reel 61, respectively.

Specifically, the pulley 343 is configured to allow the cable 64 to pass through the holder 34, and each of the cables 64 is connected to the roller 61 through the accommodating space 30 of the rod 31. Together, in this way, the plurality of drawstrings 64 can be stored in the accommodating space 30 without entanglement and collusion, which affects the tidyness and aesthetics of the umbrella, or is maliciously damaged or destroyed by others. Other doubts about poor durability.

In addition, the reel 61 has a reel 611, a grip 612 disposed on the reel 611, a fixed end 613 on the grip 612 and connected to the reel 611, and a grip 612. a free end 614 pivotally connected to the fixed end 613, a pivoting member 615 disposed between the fixed end 613 and the free end 614, a positioning rib 616 located on the fixed end 613, and a free end Positioning groove 617 on 614.

The free end 614 is pivoted by an angle relative to the fixed end 613 by the pivoting member 615, so that the positioning rib 616 is engaged with the positioning groove 617 to reduce the volume of the reel 61. In turn, the convenience of overall storage is improved.

Furthermore, the mover 62 for the first end 351 of the second bracket 35 and the holder 34 for the second end 352 of the second bracket 35 can be used to lift the second bracket 35 and The first bracket 33 is connected to the sliding bracket 36 disposed on the first bracket 33, and the second guiding hole 345 for the first bracket 33 and the sliding bracket 36 to be juxtaposed. The first bracket 33 can be enhanced to be attacked by strong winds. The sturdiness of the time to enhance the durability of the umbrella.

In the first preferred embodiment, the retracting unit 6 further includes a fixing base 65 detachably coupled to the rod body 31, and has a seat body 651 for accommodating the reel 61, and A limiting slot 652 is defined in the base 651 for the rod body 31 to be inserted therein.

In actual implementation, the fixing seat 65 can be disposed above or below the table top of the leisure table 2. If the table top has a hole, the fixing seat 65 can be disposed under the table top, and the rod body 31 is first worn. It is disposed in the hole and then inserted into the limiting slot 652, which not only improves the tidyness and aesthetics of the desktop, but also achieves the purpose of shielding sunlight, depending on actual use requirements, and should not be limited thereto. .

In particular, the user can also omit the arrangement of the fixing base 65 to reduce the overall volume of the umbrella and facilitate the storage, so that the roller formerly placed on the base 651 is used. 61, it can be directly disposed on the rod body 31, and does not affect the use efficiency of the reel 61.

The mover 62 is located on the first end 351 of the second bracket 35, and each of the movers 62 has a moving base 621, a first through hole 622 disposed on the moving base 621, and a a second through hole 623 disposed below the hole 622, a first connecting end 624 disposed on the moving base 621 and adjacent to the rod body 31, and a moving base 621 disposed away from the rod body 31 The second connection end 625.

The second through hole 623 is configured to be disposed through the first end 351 of the second bracket 35. The first connecting end 624 is connected to the elastic member 63, and each of the pull cords 64 is fixedly disposed on the corresponding first The second connecting end 625 of the second bracket 35 is further connected to the first through hole 622 and the reel 61 through the holder 34.

Moreover, each of the movers 62 further has a moving card slot disposed on the moving base 621 and located below the second through hole 623. 626, and the moving card slot 626 is coupled to the sliding bracket 36 disposed on the first bracket 33. The moving card slot 626 can slide on the sliding bracket 36 such that the mover 62 is opposite to the retainer 34. The second bracket 35 is moved outwardly or retracted relative to the first bracket 33.

Through the combination of the sliding bracket 36 of the integrated I-shaped type and the moving slot 626 of the movable device 62, the two can be clamped together, which not only reduces the looseness of the joint between the two, but also enhances the combination. The stability.

Referring to FIG. 5, the retracting unit 6 further includes a hub 66 disposed in the accommodating space 30 and connected to the reel 61, and has a surrounding space 660 for accommodating the plurality of cables. A tubular body 661, a connecting piece 662 disposed in the collecting space 660 and connected to the plurality of drawstrings 64, and a take-up wire 663 disposed on the connecting piece 662 and connected to the reel 611.

The grip 612 is rotated to retract the retracting wire 663 on the reel 611. It can be seen that the arrangement of the hub 66 can prevent the plurality of drawstrings 64 from being entangled, and on the other hand, the reeling can be improved. Convenience, on the other hand, increases the useful life of the umbrella.

The retracting unit 6 further includes a motor 67 disposed on the fixing base 65 and pivotally connected to the reel 61. When the motor 67 is actuated, the reel 611 can be linked to the reeling line 663. Designed by a motor 67 that can be automatically wound, the convenience of the reeling can be improved.

Referring to FIGS. 6 and 7, in the first preferred embodiment, the stem 31 of the umbrella is inserted into the hole of the table top, and the fixing seat 65 is disposed under the table. Rotating the grip 612 of the reel 61 to control the multi-claw 64 to pull the corresponding mover 62 to reciprocate relative to the holder 34, so that the sub-cloth 51 placed on the plurality of second brackets 35 is opposite to the main The umbrella cloth 41 moves between a deployed position A and a retracted position B.

When the auxiliary umbrella cloth 51 is located at the deployment position A, the mover 62 sleeved on the second bracket 35 is close to the holder 34, so that the pair The elastic member 63 of the movable device 62 is required to accumulate an elastic restoring force and is stretched outward. At this time, each of the pull cords 64 is retracted by the reel of the reel 61 onto the reel 61 while being sleeved thereon. The second bracket 35 on the mover 62 protrudes outward, and the auxiliary umbrella cloth 51 is unfolded and protrudes beyond the main umbrella cloth 41 to increase the shielding area to meet the needs of multiple people.

On the other hand, when the sub-canvas 51 is located at the retracted position B, the mover 62 sleeved on the second bracket 35 is away from the holder 34, so that the elastic member 63 corresponding to the mover 62 releases the elastic restoring force. When the rod body 31 is retracted, at this time, each of the drawstrings 64 is no longer retracted by the reel of the reel 61 onto the reel 61, and the second bracket is sleeved on the mover 62. 35 is retracted inwardly so that the pair of umbrella cloth 51 is again pleated and hidden under the main umbrella cloth 41.

By rotating the grip 612 to determine whether the take-up wire 663 is retracted on the reel 611, the sub-canvas 51 can enlarge or reduce the shielding area of the canopy relative to the main umbrella cloth 41, thereby providing the user with the user The requirement changes the size of the shielding area. Therefore, the umbrella can meet the shielding requirements of different use states. Furthermore, the nest 32 can slide up and down the rod body 31, so that the main umbrella cloth 41 can be pleated and folded. The auxiliary umbrella cloth 51 under the main umbrella cloth 41 is designed to be folded and folded according to the sliding movement of the nest 32, and can be conveniently stored and carried by the user. Therefore, the present invention can be used as a store or outdoor shelter. Large sun umbrellas to meet the sunscreen needs of UV protection.

Referring to Figures 8 and 9, a second preferred embodiment of the umbrella device of the present invention is substantially the same as the first preferred embodiment, and the same points are not described herein again, except that The expansion umbrella device further includes a fixing unit 7 detachably sleeved on the table top, and is suitable for being disposed on a tabletop of the leisure table 2 without holes, in particular, in the second preferred embodiment. In the example, the arrangement of the fixing base 65 is omitted, and the reel 61 is directly disposed on the rod body 31, and the rod body 31 is inserted into the fixing unit 7.

The fixing unit 7 includes a receiving seat 71 on one side of the table top, and has a bottom wall 711, an extending wall 712 extending upwardly along the bottom wall 711, and a connecting wall 712 and the bottom wall 711 is spaced apart from the top wall 713, and a pressing member 714 is disposed on the bottom wall 711. The bottom wall 711, the extending wall 712, and the top wall 713 cooperate to define a receiving space 710.

It is to be noted that the top wall 713 has a sliding groove 715 , a sliding block 716 disposed in the sliding groove 715 and protruding outwardly relative to the sliding groove 715 , and a sliding block 716 formed on the sliding block 716 . The upper fixing hole 717 is for the rod body 31 to be inserted therein.

When the fixing unit 7 is disposed on the table top, the table top is clamped in the receiving space 710, and the rod body 31 is inserted into the fixing hole 717 of the top wall 713 so that the The skeleton unit 3 is fixed to the table top.

When the user slides the sliding block 716 outwardly relative to the sliding groove 715, the position of the umbrella device on the table top can be changed, and the main umbrella cloth 41 and the auxiliary umbrella on the rod body 31 are relatively changed. The cloth 51 is shielded from the position of the table top, so that the area to be shielded can be changed according to the position of the user, thereby improving the convenience and practicability of the shielding.

It can be seen from the description of the above preferred embodiments that the expanded umbrella device of the present invention does have the following enhancements:

First, the shielding area can be changed

The movable device 62 is reciprocally movable relative to the fixed device 34 to move the auxiliary umbrella cloth 51 disposed on the plurality of second brackets 35 relative to the main umbrella cloth 41 between the deployed position A and the retracted position B. Allow users to quickly change the shielding area according to their needs to meet the needs of multi-person use.

Second, a stable combination, easy to operate

Through the combination of the outline-shaped sliding bracket 36 and the moving slot 626 of the movable device 62, the two can be set in one Therefore, not only can the looseness of the joint be reduced, but also the stability of the joint can be improved, and the user only needs to rotate the grip 612 to change the shielding area of the umbrella, which not only improves the convenience of use, but also improves the convenience of use. Meet the shielding needs of different use states.

Third, improve durability

The second through hole 623 for the first end 351 of the second bracket 35 and the first guide hole 344 for the second end 352 of the second bracket 35 to pass through can be raised. The stability of the two brackets 35 is connected to the first brackets 33, and the second brackets 33 are disposed through the sliding brackets 36 disposed on the first brackets 33, and the first brackets 33 are juxtaposed with the sliding brackets 36. The second guide hole 345 further enhances the robustness of the first bracket 33 when it is subjected to strong wind to improve the durability of the umbrella.

In summary, the umbrella device of the present invention expands the umbrella device by using the skeleton unit 3 as a base body, and is disposed together with the main shielding unit 4, the secondary shielding unit 5, and the winding unit 6, and rotates the grip 612. The winding wire 663 is wound on the reel 611 so that the sub-canvas 51 can enlarge or reduce the shielding area of the canopy with respect to the main umbrella cloth 41, so that the use of the simple winding operation can provide the use. The convenient design of changing the shielding area is convenient to increase the shielding area, which not only improves the convenience of operation, but also satisfies the needs of many people, so that the object of the present invention can be achieved.

However, the above is only the two preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, that is, the simple equivalent change of the patent application scope and the description of the invention is Modifications are still within the scope of the invention.

2‧‧‧ Leisure table

31‧‧‧ rod body

41‧‧‧Main Umbrella

51‧‧‧Veiling cloth

61‧‧‧Reel

612‧‧‧ grip

65‧‧‧ Fixed seat

A‧‧‧Expanded position

Claims (10)

An expansion umbrella device comprising: a skeleton unit, comprising a rod body defining an accommodation space, a set of nests disposed on the rod body and slidable up and down, and a plurality of pivotal connection with the nest a bracket, a plurality of holders respectively disposed at the end of the first bracket, and a plurality of second brackets respectively disposed in the holder; a main shielding unit comprising a main umbrella cloth laid on the plurality of first brackets; a primary shielding unit, comprising: a pair of umbrella cloths laid on the plurality of second brackets and connected to the peripheral edge of the main umbrella cloth and pleated under the main umbrella cloth; and a retracting unit including a set on the rod body a reel corresponding to the movable device disposed on the second bracket, a plurality of elastic members correspondingly disposed on the plurality of movers and connected to the top end of the rod body, and a plurality of respectively passing through the fixing device and two of a pull cord connected to the mover and the reel respectively, and each drawstring is connected to the reel by a receiving space of the rod, and rotating the reel can control the plural The pull rope pulls the corresponding mover relative to the fixer Moving the pair of umbrella cloths relative to the main umbrella cloth in a deployed position and a retracted position; when the pair of umbrella cloths are in the deployed position, the mover is adjacent to the holder so as to correspond to the elasticity of the movable device The piece accumulates elastic recovery force and outward Stretching to unfold the auxiliary umbrella cloth outside the main umbrella cloth. When the auxiliary umbrella cloth is in the retracted position, the mover is away from the holder, so that the elastic member corresponding to the movable device releases elastic restoring force. And the body is retracted, so that the pleats of the pair of umbrellas are hidden under the main umbrella cloth. The expansion umbrella device of claim 1, wherein each second bracket has a first end adjacent to the rod body and an opposite second end, the mover is located on the first end Each of the movable devices has a moving base, a first through hole disposed on the moving base, and a second through hole located below the first through hole, and is disposed on the moving base and adjacent to the a first connecting end of the rod body, and a second connecting end disposed on the moving base and away from the rod body, the second through hole is for the first end of the second bracket to be pierced, the first a connecting end is connected to the elastic member, and each of the pulling ropes is fixedly disposed on the second connecting end of the corresponding second bracket, and then passes through the fixing device to be connected to the first through hole and the roller . The expansion umbrella device of claim 2, wherein each of the movable devices further has a moving card slot disposed on the moving base and located below the second through hole, and the skeleton unit further includes a plurality of a sliding bracket that is arranged on the first bracket and connected to the first card holder, and the moving card slot is slidable on the sliding bracket to move the mover relative to the holder, and The second bracket is interlocked outwardly or retracted relative to the first bracket. The expansion umbrella device of claim 3, wherein each of the holders has a fixed base, and is disposed on the fixed base and has a pulley pulley seat, a first guide hole disposed on the fixed base, and a second guide hole disposed under the first guide hole, the first guide hole is used for the second bracket The second guiding hole is configured for the first bracket to be juxtaposed with the sliding bracket, and the pulley is used for the cable to pass through. The expansion umbrella device of claim 4, wherein the roller has a reel, a grip disposed on the reel, a fixed end on the grip and connected to the reel, and a a free end of the grip and pivotally connected to the fixed end, a pivoting member disposed between the fixed end and the free end, a positioning rib on the fixed end, and a positioning rib on the free end The positioning groove is pivoted by the pivoting member relative to the fixed end by an angle such that the positioning rib is engaged with the positioning groove. The expansion umbrella device of claim 5, wherein the retracting unit further comprises a hub disposed in the accommodating space and connected to the reel, having a space surrounding the defining a line a tube for accommodating the plurality of drawstrings, a connecting piece disposed in the line space and connected to the plurality of drawstrings, and a take-up wire disposed on the connecting piece and connected to the roll, rotating the handle The reel is wound up on the reel. The expansion umbrella device of claim 6, further comprising a fastening unit detachably disposed on a table top, comprising a receiving seat on a side of the table top, and having a bottom wall, An extending wall extending upward along the bottom wall, a top wall connecting the extending wall and corresponding to the bottom wall, and a pressing member disposed on the bottom wall, the bottom wall, The extension wall and the top wall cooperate to define a receiving space. When the fixing unit is disposed on the table, the table is clamped in the receiving space, and the rod is inserted in the receiving space. On the top wall to secure the skeleton unit to the table top. The expansion umbrella device of claim 7, wherein the top wall has a sliding groove, a sliding block disposed in the sliding groove and protruding outwardly relative to the sliding groove, and forming The rod body is inserted into the fixing hole in the fixing hole of the sliding block. The expansion umbrella device of claim 6, wherein the retracting unit further comprises a fixing base detachably coupled to the rod body, and has a seat body for accommodating the reel. And a limiting slot formed on the seat body, the rod body is disposed in the limiting slot. The expanding umbrella device of claim 9, wherein the retracting unit further comprises a motor disposed on the fixing base and pivotally connected to the reel, and when the motor is actuated, the reel can be linked Rolling up the take-up line, the main umbrella cloth and the bottom surface of the pair of umbrella cloth are coated with an anti-UV coating, and the outer surface of the pair of umbrella cloth is coated with a photosensitive color pigment, when the pair of umbrella cloth is irradiated with sunlight Thereafter, the photochromic pigment absorbs the energy of the sunlight to change the color of the pair of umbrella fabrics.