阅读说明：本技术 一种配用于收纳筒折叠伞具的开收装置 (Folding device matched with folding umbrella of storage barrel ) 是由 汤道路 于 2021-09-15 设计创作，主要内容包括：本发明公开了一种配用于收纳筒折叠伞具的开收装置,包括伞主骨和收纳筒,伞主骨为上管、中管、下管依次套设的收缩杆,上管滑动配合有滑环组,滑环组连接有伞面支架,中管贯穿收纳筒底部且与收纳筒位置相对固定,中管下部侧面设有让位通道,让位通道外部相对设置有转向装置,上滑环固定连接有收伞绳,收伞绳绕过转向装置,转向穿过让位通道收紧固定于下管的上部；中管上端设有换向装置,上管在换向装置处对应设有避位通道,下滑环固定连接有开伞绳,开伞绳穿入避位通道,绕过换向装置,换向收紧固定于下管的上部,上管设有滑环组下行限位装置。通过收伞绳和开伞绳的设置,达到了便捷收纳折叠伞的技术效果。(The invention discloses a folding and unfolding device matched with a storage barrel folding umbrella, which comprises an umbrella main rib and a storage barrel, wherein the umbrella main rib is a telescopic rod sequentially sleeved with an upper pipe, a middle pipe and a lower pipe, the upper pipe is in sliding fit with a slip ring group, the slip ring group is connected with an umbrella fabric support, the middle pipe penetrates through the bottom of the storage barrel and is relatively fixed with the storage barrel, a abdicating channel is arranged on the side surface of the lower part of the middle pipe, a steering device is relatively arranged outside the abdicating channel, an umbrella folding rope is fixedly connected with an upper slip ring, bypasses the steering device, and is tightened and fixed on the upper part of the lower pipe after being turned to pass through the abdicating channel; the upper pipe is provided with a reversing device at the upper end, a position avoiding channel is correspondingly arranged at the reversing device of the upper pipe, the lower sliding ring is fixedly connected with an umbrella opening rope, the umbrella opening rope penetrates into the position avoiding channel, bypasses the reversing device, and is fixedly fastened to the upper part of the lower pipe in a reversing manner, and the upper pipe is provided with a sliding ring group descending limiting device. Through the setting of receipts umbrella rope and parachute opening rope, reached the convenient technological effect of accomodating folding umbrella.)

1. The utility model provides a device is received and unfolded that adapted is used for storage tube folding parachute kit, includes umbrella main rib (1) and storage tube (2), its characterized in that: the umbrella main rib (1) is a telescopic rod which is sequentially sleeved with an upper pipe (11), a middle pipe (12) and a lower pipe (13), the upper pipe (11) is in sliding fit with a slip ring group (4), the slip ring group (4) is connected with an umbrella cover support (3), the middle pipe (12) penetrates through the bottom of a containing barrel (2) and is relatively fixed with the containing barrel (2), a yielding channel is arranged on the side surface of the lower part of the middle pipe (12), a steering device (51) is relatively arranged outside the yielding channel, an umbrella collecting rope (52) is fixedly connected with an upper slip ring (41), the umbrella collecting rope (52) bypasses the steering device (51), and the steering rope penetrates through the yielding channel to be tightened and fixed on the upper part of the lower pipe (13); the upper end of the middle pipe (12) is provided with a reversing device (61), the upper pipe (11) is correspondingly provided with a avoiding channel at the reversing device (61), the lower sliding ring (43) is fixedly connected with an umbrella opening rope (62), the umbrella opening rope (62) penetrates into the avoiding channel to bypass the reversing device (61), the reversing is tightened and fixed on the upper part of the lower pipe (13), and the upper pipe (11) is provided with a sliding ring group descending limiting device.

2. The folding umbrella for the storage cylinder is characterized in that the upper end of the main umbrella frame (1) is provided with an umbrella cover (14), and the umbrella cover (14) is tangent to the cylinder opening of the storage cylinder (2) in a closed loop when in storage.

3. The folding umbrella for the storage barrel according to claim 1, wherein the sliding ring set (4) comprises an upper sliding ring (41), an elastic supporting member (42) is arranged at the lower part of the upper sliding ring (41) in a butt joint mode, a lower sliding ring (43) is arranged at the lower part of the elastic supporting member (42) in a butt joint mode, the umbrella cover support (3) comprises an upper inclined support (31) with an inner end hinged to the upper sliding ring (41) and a lower inclined support (32) with an inner end hinged to the lower sliding ring (43), the outer end of the lower inclined support (32) is hinged to the middle of the upper inclined support (31), and the outer end of the upper inclined support (31) is connected with the folding support (33).

4. An opening and closing device for a collapsible umbrella for a collector, as claimed in claim 3, characterised in that the upper diagonal support (31) is provided with a constriction at the inner end.

5. The device of claim 4, wherein the collapsible structure is an elastic telescoping rod.

6. The folding umbrella for a storage tube as claimed in claim 1, wherein the downward limiting means of the sliding ring set is a limiting protrusion disposed on the lower outer wall of the upper tube (11).

7. The folding umbrella for storage tubes as claimed in claim 1, wherein the downward limiting means of the sliding ring set is a limiting pulling mechanism disposed between the sliding ring set (4) and the upper tube (11).

8. The folding umbrella for the storage barrel according to claim 3, wherein the sliding ring set (4) is provided with a direction changing device (71), the inner end of the lower inclined bracket (32) or the lower sliding ring (43) is fixed with a traction rope (72), the traction rope (72) bypasses the direction changing device (71) and is connected to the inner end of the folding bracket (33), and an elastic tightening device (73) is arranged to connect the upper inclined bracket (31) and the folding bracket (33).

9. The folding umbrella used for the storage barrel is characterized in that a direction changing device (71) is arranged at the inner end of the upper inclined bracket (31), a traction rope (72) is fixed at the inner end of the lower inclined bracket (32) or the lower sliding ring (43), the traction rope (72) bypasses the direction changing device (71) and is connected to the inner end of the folding bracket (33), and an elastic tightening device (73) is arranged to connect the upper inclined bracket (31) and the folding bracket (33).

10. An opening and closing device for a folding umbrella with a collecting tube according to claim 8 or 9, characterized in that the inner end of the folding bracket (33) is extended with a pulling part (331).

Technical Field

The invention belongs to the technical field of folding umbrellas, and particularly relates to an opening and closing device matched with a storage barrel folding umbrella.

Background

The umbrella is a tool which is widely applied in the current life and can deal with abnormal weather conditions, such as sun shading or rain and snow shading. The folding umbrella is an umbrella with telescopic handle, several sections of umbrella ribs are riveted by rivets and can be folded, the length can be reduced, the folding umbrella is convenient to carry and store, and the folding umbrella is divided into two sections of folding umbrellas, three sections of folding umbrellas and the like according to the folding times. The umbrella mainly comprises an umbrella stand and umbrella cloth, wherein the umbrella cloth is generally made of flexible waterproof materials such as oiled paper, oiled cloth or plastic cloth. When using in weather such as sleet, often can remain water stain on the umbrella cloth, use the back, when getting into non-open-air living space (like indoor, in the car), wet parachute kit accomodate often can bring some inconveniences, and the water stain on the umbrella cloth assembles the stream easily even, seriously influences living space's environment, causes passerby to skid even easily. The common solution is to provide a special container for the umbrella for containing the wet umbrella, but the container is usually not connected with the umbrella, the container needs to be stored and placed in addition when in use, the container and the umbrella are not portable and have no integrity, people are not used to sleeve the umbrella cover when the umbrella is not used, or even discard the umbrella cover at will, and often there is no place to find when needed, so that the umbrella cover loses the due effect. Therefore, it is necessary to design an opening and closing device for a folding umbrella with a storage cylinder.

Disclosure of Invention

The invention aims to provide an opening and closing device matched with a folding umbrella of a storage cylinder so as to achieve the technical effect of conveniently storing the folding umbrella.

In order to achieve the purpose, the invention provides a specific technical scheme of an opening and closing device matched with a folding umbrella with a storage cylinder, which comprises the following steps:

a folding and unfolding device matched with a folding umbrella of a storage barrel comprises an umbrella main rib and the storage barrel, wherein the umbrella main rib is a telescopic rod which is sequentially sleeved with an upper pipe, a middle pipe and a lower pipe, the upper pipe is in sliding fit with a slip ring group, the slip ring group is connected with an umbrella fabric support, the middle pipe penetrates through the bottom of the storage barrel and is relatively fixed with the storage barrel, a abdicating channel is arranged on the side surface of the lower part of the middle pipe, a steering device is relatively arranged outside the abdicating channel, an umbrella folding rope is fixedly connected with an upper slip ring, bypasses the steering device, and is turned to penetrate through the abdicating channel to be tightened and fixed on the upper part of the lower pipe; the upper pipe is provided with a reversing device at the upper end, a position avoiding channel is correspondingly arranged at the reversing device of the upper pipe, the lower sliding ring is fixedly connected with an umbrella opening rope, the umbrella opening rope penetrates into the position avoiding channel, bypasses the reversing device, and is fixedly fastened to the upper part of the lower pipe in a reversing manner, and the upper pipe is provided with a sliding ring group descending limiting device. Through the setting of receipts umbrella rope and parachute opening rope, reach the convenient technological effect of accomodating folding umbrella.

Furthermore, the umbrella main rib upper end is equipped with the canopy, and the canopy is tangent with the nozzle of containing barrel in the closed loop when accomodating, has realized that the parachute kit is accomodate the back, and the difficult purpose of business turn over containing barrel of water stain and dust.

Further, the sliding ring group includes the sliding ring, goes up the butt joint of sliding ring lower part and is equipped with elastic support component, and the butt joint of elastic support component lower part is equipped with down the sliding ring, and the umbrella face support includes that the interior end hinges the last down-tilting support of sliding ring and the interior end hinge down-tilting support of sliding ring down, and the down-tilting support outer end hinges in last down-tilting support middle part, goes up the down-tilting support outer end and is connected with folding support, has realized that the umbrella face support can be used with the containing barrel, accomplishes folding purpose many times.

Furthermore, the inner end of the upper inclined bracket is provided with a contraction structure, so that the device can be conveniently and freely retracted and extended through a traction rope, and the working integrity of the device is improved.

Furthermore, the contraction structure is an elastic telescopic rod, so that the integrity is high, the supporting effect is good, and the purchase is easy.

Furthermore, the downward limiting device of the sliding ring group is a limiting protrusion arranged on the outer wall of the lower part of the upper pipe, and the limiting protrusion is clamped when the sliding ring moves downward through the limiting protrusion, so that the main ribs of the umbrella can be put into the storage barrel.

Furthermore, the downward limiting device of the sliding ring group is a limiting traction mechanism arranged between the sliding ring group and the upper pipe, when the lower sliding ring moves downward, the lower sliding ring drives the limiting traction mechanism, and the limiting traction mechanism drives the upper pipe to move downward, so that the main ribs of the umbrella are collected into the storage barrel.

Furthermore, the sliding ring group is provided with a direction changing device, the inner end of the lower inclined support or the lower sliding ring is fixedly provided with a traction rope, the traction rope is connected to the inner end of the folding support by bypassing the direction changing device, an elastic tightening device is arranged to connect the upper inclined support and the folding support, and the umbrella cover support can be matched with an umbrella folding rope and an umbrella unfolding rope through the arrangement of the traction rope, so that the umbrella can be folded and unfolded better in one-step operation.

Furthermore, a direction changing device is arranged at the inner end of the upper inclined support, a traction rope is fixed at the inner end of the lower inclined support or the lower sliding ring, the traction rope is connected to the inner end of the folding support by bypassing the direction changing device, an elastic tightening device is arranged to connect the upper inclined support and the folding support, and the umbrella cover support can be matched with an umbrella folding rope and an umbrella unfolding rope through the arrangement of the traction rope, so that the umbrella can be unfolded and unfolded better in one-step operation.

Furthermore, a traction part extends from the inner end of the folding bracket and is used for fixing a traction rope.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the umbrella body can be easily opened or stored into the storage barrel only by simply pulling out or pushing in the lower pipe, so that a sealing effect is realized, the umbrella cover does not need to be manually arranged, the umbrella is attractive and elegant in appearance, visual in structure, easy to manufacture, low in failure rate and firm and durable, and the storage barrel is convenient to carry and difficult to lose due to the fixed arrangement of the storage barrel and the middle pipe.

2. The umbrella cover is arranged at the upper end of the main rib of the umbrella, the umbrella cover is tangent to the opening of the storage barrel in a closed loop mode during storage, and the purpose that water stain and dust are not easy to enter and exit the storage barrel after the umbrella is stored is achieved.

3. The upper inclined support is provided with the contraction structure at the inner end, so that one-step winding and unwinding can be realized conveniently through the traction rope, and the working integrity of the device is improved.

4. The inner of the folding support extends to form a traction part, the upper slip ring is provided with the direction changing device, the inner of the lower inclined support is fixedly provided with the traction rope, the traction rope is wound around the direction changing device to be connected to the traction part, the elastic tightening device is arranged to connect the upper face of the upper inclined support and the upper face of the folding support, and the umbrella cover support can be matched with the umbrella folding rope and the umbrella unfolding rope through the arrangement of the traction rope, so that the umbrella can be unfolded and unfolded in a better mode.

Drawings

Fig. 1 is an overall schematic view of the structure of the present invention.

The reference numbers in the figures illustrate: 1. the umbrella comprises a main umbrella frame, 11 parts of an upper pipe, 12 parts of a middle pipe, 13 parts of a lower pipe, 14 parts of an umbrella cover, 2 parts of a storage cylinder, 3 parts of an umbrella cover support, 31 parts of an upper inclined support, 32 parts of a lower inclined support, 33 parts of a folding support, 331 parts of a traction part, 4 parts of a slip ring group, 41 parts of an upper slip ring, 42 parts of an elastic support part, 43 parts of a lower slip ring, 51 parts of a steering device, 52 parts of an umbrella folding rope, 61 parts of a reversing device, 62 parts of an umbrella opening rope, 71 parts of a direction changing device, 72 parts of a traction rope, 73 parts of an elastic tightening device.

The specific implementation mode is as follows:

for a better understanding of the objects, structure and function of the invention, reference should be made to the following description taken in conjunction with the accompanying drawings.

As shown in fig. 1, a folding and unfolding device for a folding umbrella with a storage barrel is designed, and comprises an umbrella main frame 1 and a storage barrel 2, wherein the umbrella main frame 1 is a telescopic rod which is sequentially sleeved with an upper pipe 11, a middle pipe 12 and a lower pipe 13 and is equal to an antenna telescopic rod on the market, a dislocation limiting device is also arranged in the umbrella main frame 1, the upper pipe 11 is in sliding fit with a slip ring group 4, the slip ring group 4 is connected with an umbrella fabric support 3, and umbrella cloth is attached to the umbrella fabric support; the middle pipe 12 penetrates through the bottom of the storage barrel 2 and is relatively fixed with the storage barrel 2, preferably penetrates through the middle part, a yielding channel is arranged on the side surface of the lower part of the middle pipe and is used for yielding an umbrella collecting rope 52, a steering device 51 is relatively arranged outside the yielding channel, the steering device 51 is preferably arranged at a position close to the inner bottom surface of the storage barrel 2 in height, the upper sliding ring 41 is fixedly connected with the umbrella collecting rope 52, the umbrella collecting rope 52 bypasses the steering device 51, and the umbrella collecting rope 52 turns to penetrate through the yielding channel to be tightened and fixed on the upper part of the lower pipe 13; the upper end of the middle pipe 12 is provided with a reversing device 61, the reversing device 61 is higher than the lower slip ring 43, the upper pipe 11 is correspondingly provided with a position avoiding channel at the position of the reversing device 61, the lower slip ring 43 is fixedly connected with an umbrella opening rope 62, the umbrella opening rope 62 penetrates through the position avoiding channel and bypasses the reversing device 61, the reversing is tightened and fixed on the upper part of the lower pipe 13, and the upper pipe 11 is provided with a slip ring group descending limiting device for limiting and drawing the upper pipe 11 when the slip ring group 4 descends. Through setting up parachute opening rope 52 and receipts umbrella rope 62, as long as simple take lower tube 13 out or push lower tube 13, can open the umbrella body easily or accomodate into storage cylinder 2 in, realize airtight effect, and need not the manual arrangement umbrella face, elegant appearance, the structure is directly perceived, easily makes the fault rate low, and is sturdy and durable, through the fixed setting of storage cylinder 2 and well pipe 12, makes storage cylinder 2 portable, and is difficult for losing.

Wherein, the inner end is one end of each component close to the main rib 1 of the umbrella, and the outer end is the other end of each component far away from the main rib 1 of the umbrella.

The using method of the invention is as follows:

when the umbrella is opened:

the lower pipe 13 is pulled out downwards, and in the process of pulling out the lower pipe 13, the umbrella opening rope 62 is pulled downwards to pull the lower slip ring 43 and the upper pipe 11 upwards through the reversing device 61 to move upwards to a high position; after the upper sliding ring 41 moves to the upper end of the storage barrel 2, the umbrella is opened and ejected.

When the umbrella is folded:

the lower pipe 13 is pushed upwards, in the pushing process of the lower pipe 13, the umbrella collecting rope 52 is pulled upwards to realize steering and downward pulling of the upper sliding ring 41 to move downwards through the steering device 51, and when the sliding ring group 4 moves downwards to the sliding ring group descending limiting device to act, the umbrella cover support 3 is pulled into the storage barrel 2, so that the storage of the umbrella is realized.

Example 1

In the embodiment, the upper end of the main umbrella frame 1 is provided with the umbrella cover 14, the umbrella cover 14 is in threaded connection with the main umbrella frame 1, the umbrella cover 14 is tangent to the opening of the storage barrel 2 in a closed loop manner during storage, and the umbrella cover 14 is wrapped outside the opening of the storage barrel 2. Slip ring group 4 includes slip ring 41, goes up the butt joint of slip ring 41 lower part and is equipped with elastic support component 42, and the preferred supporting spring of elastic support component 42, elastic support component 42 lower part butt joint are equipped with down the slip ring 43, umbrella face support 3 includes that the interior end hinges the last oblique support 31 of slip ring 41 and the lower oblique support 32 of slip ring 43 down of inner hinge, and the outer end of lower oblique support 32 hinges in last oblique support 31 middle part, and the last oblique support 31 outer end is connected with folding support 33, has realized that umbrella face support can join in marriage storage cylinder 2, accomplishes purpose many times of folding. The upper inclined bracket 31 is provided with a contraction structure at the inner end, so that the device can be conveniently and freely folded and unfolded in one step through the traction rope 72, and the working integrity of the device is improved. The contraction structure is an elastic telescopic rod, the integrity is high, and the supporting effect is good. The lower surface of the outer end of the upper inclined support 31 is vertically hinged with the upper surface of the inner end of the folding support 33, the folding angle of the folding support 33 is controllable due to the vertical hinged connection, the folding is convenient to store, and the visual display of the umbrella after being stored is improved. The downward limiting device of the slip ring group is a limiting protrusion arranged on the outer wall of the lower portion of the upper pipe 11, when the lower slip ring 43 is downward, the limiting protrusion is clamped, so that the umbrella main rib 1 is collected into the storage barrel, the inner end of the folding support 33 extends to form a traction portion 331, the lower slip ring 43 is provided with a direction changing device 71, the inner end of the lower inclined support 32 is fixedly provided with a traction rope 72, the traction rope 72 is connected to the inner end of the folding support 33 by bypassing the direction changing device 71, an elastic tightening device 73 is arranged to connect the upper inclined support 31 and the folding support 33, and the umbrella cover support 3 can be matched with the umbrella collecting rope 52 and the umbrella opening rope 62 through the arrangement of the traction rope 72, so that the umbrella can be better unfolded and folded in one-step operation. The elastic tightening device 73 is a return spring, and the product is mature, low in price and easy to purchase, install and maintain. The steering device 51 is arranged on the outer surface of the middle pipe 12, and the steering device 51 can be installed when the middle pipe 12 is installed, so that the production and the maintenance are convenient. Wherein, the steering device 51, the reversing device 61 and the direction changing device 71 all adopt cylindrical shafts which are vertically arranged with the main umbrella frame 1, and the cylindrical shafts are fixed with related parts through shaft brackets.

When the umbrella is opened:

the lower pipe 13 is pulled out downwards, and in the process of pulling out the lower pipe 13, the umbrella opening rope 62 is pulled downwards to pull the lower slip ring 43 and the upper pipe 11 upwards through the reversing device 61 to move upwards to a high position; the upper sliding ring 41 moves to the upper end of the containing barrel 2 to realize the opening and ejection of the umbrella. The upper slide 41 continues up the axis of the tube 11, the upper 31 and lower 32 diagonal braces diverge and form a stable triangle, and the pull cord 72 pulls in against the force of the elastic tightening means 73 and opens the folding brace 33, completing the opening of the umbrella. Because the main frame 1 of the umbrella is a telescopic rod structure, the falling-off device with the limit cannot cause the lower pipe 13 to fall off the middle pipe 12 because the lower pipe 13 is stretched excessively, and the middle pipe 12 and the upper pipe 11 are managed similarly.

When the umbrella is folded:

upwards promote low tube 13, at the in-process that low tube 13 pushed, receive umbrella rope 52 upwards pull and realize turning to down pulling slip ring 41 downstream through turning to device 51, when slip ring group 4 descends to spacing protruding, slip ring group 4 drives upper tube 11 to draw in storage tube 2 with umbrella face support 3, realize accomodating of parachute kit. The upper inclined bracket 31 is contracted under pressure to shorten to a compressed length, under the combined action of the umbrella closing rope 52 and the lower inclined bracket 31, the upper sliding ring 41 is close to the lower sliding ring 43, the upper inclined bracket 31 and the lower inclined bracket 32 are gradually closed, the traction rope 72 loosens the restraint on the folding bracket 33, the folding bracket 33 turns inwards from the upper part under the action of the elastic tightening device 73 to be closed with the upper inclined bracket 31, and the recovery of the umbrella ribs is completed; the lower tube 13 is pushed in continuously, the umbrella closing rope 52 pulls the upper slip ring 41 downwards continuously and pulls the whole umbrella rib into the storage barrel 2; when the umbrella is recovered and approaches the bottom of the storage cylinder 2, the umbrella cover 14 is attached to the storage cylinder 2, and the umbrella is closed.

Example 2

In this embodiment, the upper end of the main rib 1 of the umbrella is provided with the umbrella cover 14, the umbrella cover 14 and the main rib 1 of the umbrella are clamped with each other, the umbrella cover 14 is tangent to the opening of the storage barrel 2 in a closed loop when being stored, and the lower end of the umbrella cover 14 is plugged into the opening of the storage barrel 2 in a plug shape. The downward limiting device of the sliding ring group is a limiting traction mechanism arranged between the sliding ring group and the upper pipe 11, the limiting traction mechanism is a traction rope and is used for drawing the upper pipe 11 when the sliding ring group 4 moves downward so as to enable the umbrella cover support 3 to be collected in the storage barrel 2; umbrella face support 3 includes that the inner end hinges last down tube 31 of sliding ring 41 and the lower down tube 32 of sliding ring 43 down of inner hinge, and the outer end of down tube 32 hinges in last down tube 31 middle part, and it is connected with folding support 33 to go up the down tube 31 outer end, has realized that umbrella face support can be adapted storage tube 2, accomplishes purpose many times of folding. The upper inclined bracket 31 is provided with a contraction structure at the inner end, so that the device can be conveniently and freely folded and unfolded in one step through the traction rope 72, and the working integrity of the device is improved. The contraction structure is an elastic telescopic rod, the integrity is high, and the supporting effect is good. The lower surface of the outer end of the upper inclined support 31 is vertically hinged with the upper surface of the inner end of the folding support 33, the folding angle of the folding support 33 is controllable due to the vertical hinged connection, the folding is convenient to store, and the visual display of the umbrella after being stored is improved. The inner end of the folding support 33 extends to form a traction part 331, the upper sliding ring 41 is provided with a direction changing device 71, the lower sliding ring 43 is fixed with a traction rope 72, the traction rope 72 bypasses the direction changing device 71 to be connected to the traction part 331, an elastic tightening device 73 is arranged to connect the upper surface of the upper inclined support 31 and the upper surface of the folding support 33, and the umbrella cover support 3 can be matched with the umbrella folding rope 52 and the umbrella unfolding rope 62 through the arrangement of the traction rope 72, so that the umbrella can be folded and unfolded in one step. The elastic tightening device 73 is an elastic rubber band, and the product is mature, low in price and easy to purchase, install, maintain and replace. The steering device 51 is provided on a bracket on the inner bottom surface of the storage cylinder 2. Wherein, the steering device 51, the reversing device 61 and the direction changing device 71 all adopt pulleys with axes vertical to the main frame 1 of the umbrella, and the pulleys are fixed with relevant parts through pulley supports.

Example 3

In the embodiment, the upper end of the umbrella main rib 1 is provided with the umbrella cover 14, the umbrella cover 14 is bonded with the umbrella main rib 1, the umbrella cover 14 is tangent to the cylinder opening of the storage cylinder 2 in a closed loop manner during storage, and the umbrella cover 14 is completely equal to the cylinder opening of the storage cylinder 2 in shape and is tightly attached during storage. The downward limiting device of the sliding ring group is a limiting traction mechanism arranged between the sliding ring group and the upper pipe 11, the limiting traction mechanism is a traction steel wire and is used for drawing the upper pipe 11 when the sliding ring group 4 moves downward so as to enable the umbrella cover support 3 to be collected in the storage barrel 2; umbrella face support 3 includes that the inner end hinges last down tube 31 of sliding ring 41 and the lower down tube 32 of sliding ring 43 down of inner hinge, and the outer end of down tube 32 hinges in last down tube 31 middle part, and it is connected with folding support 33 to go up the down tube 31 outer end, has realized that umbrella face support can be adapted storage tube 2, accomplishes purpose many times of folding. The upper inclined bracket 31 is provided with a contraction structure at the inner end, so that the device can be conveniently and freely folded and unfolded in one step through the traction rope 72, and the working integrity of the device is improved. The contraction structure is characterized in that the upper inclined bracket 31 is provided with a hinged long hole, the upper sliding ring 41 is correspondingly provided with a hinged shaft, the structure is simple, the manufacturing and the repairing are easy, and the production cost is low. The lower surface of the outer end of the upper inclined support 31 is vertically hinged with the upper surface of the inner end of the folding support 33, the folding angle of the folding support 33 is controllable due to the vertical hinged connection, the folding is convenient to store, and the visual display of the umbrella after being stored is improved. The inner end of the folding support 33 extends to form a traction part 331, the upper sliding ring 41 is provided with a direction changing device 71, the inner end of the lower inclined support 32 is fixedly provided with a traction rope 72, the traction rope 72 bypasses the direction changing device 71 to be connected to the traction part 331, the inner end of the upper inclined support 31 is provided with the direction changing device 71, the inner end of the lower inclined support 32 is fixedly provided with the traction rope 72, the traction rope 72 bypasses the direction changing device 71 to be connected to the inner end of the folding support 33, an elastic tightening device 73 is arranged to connect the upper surface of the upper inclined support 31 and the upper surface of the folding support 33, and the umbrella cover support 3 can be matched with the umbrella folding rope 52 and the umbrella unfolding rope 62 through the arrangement of the traction rope 72, so that the umbrella can be unfolded and folded in one-step operation. The elastic tightening device 73 is an elastic rubber band, and the product is mature, low in price and easy to purchase, install and maintain. The steering device 51 is arranged on the outer surface of the middle pipe 12, and the steering device 51 can be installed when the middle pipe 12 is installed, so that the production and the maintenance are convenient. Wherein, the steering device 51, the reversing device 61 and the direction changing device 71 all adopt circular rings, and the circular rings are fixed with related parts through a bracket.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.