TWM466539U - Improved structure of automatic folding umbrella - Google Patents

Description

Automatic folding umbrella improved structure

This creation is an improved feature for the automatic folding of the umbrella. The main purpose is that the impact force of the umbrella during the automatic folding is too large, and the elastic connecting rod device is used to slow down the folding movement to avoid the bone of the umbrella. Damage to the pivot between the bone and the bone.

This creation is about an improved structure for automatic folding of umbrellas.

The automatic folding umbrella structure of the conventional one has the Taiwan Patent Publication No. 248005; reveals an automatic opening and closing umbrella including: an umbrella rod (1), an rib device (2), an open umbrella spring (3), and a majority The umbrella springs (4) are each attached to the rib device (2), which is an umbrella holder, and a control device (5) for controlling the opening and closing of the umbrella.

Since it is necessary to attach the respective umbrella springs (4) to the rib device one by one, it is very time consuming and labor intensive, increasing the procedure and cost of the umbrella manufacturing, and has its disadvantages.

There is a patent certificate number: I358996, a multi-fold umbrella structure that can automatically receive an umbrella, which comprises a middle rod consisting of two or more sleeve telescopic sleeves, the sliding group is combined with the upper end and a upper nest, the middle rod The lower end is combined with an umbrella handle for providing a grip. The upper nest and the lower nest of the upper end of the middle rod are respectively pivoted with the outer pivotal groove and the inner end of the rib unit of the array radial ring, and the rib unit is combined with the umbrella spring. When the lower nest is pushed up, the rib unit is used to open the umbrella surface, and the umbrella is contracted by the umbrella spring to contract the rib unit; the utility model is characterized in that: the upper end of the middle rod combined with the upper nest is pivoted. The pulley seat of the pulley is sleeved with an inner plug in the lower end, and the two ends of the tension rod are coupled to the opposite inner ends of the pulley seat and the inner plug, and a middle wire is pivoted around the outer wall of the lower nest by a middle wire. The pulley is wound upwards and ends up through the upper pulley and then is worn down into the tension spring. The lower part of the cable is a steel line and the lower end is combined with the positioning member to penetrate into the hollow inner cavity of the inner plug, and is fitted with the umbrella handle. a cutting and controlling device for locating the positioning member; 俾 pushing the rib unit from the lower nest to support the umbrella surface, and at the same time, the middle rod of the shrinking group is taken out by the upper nest to unfold the open umbrella and stretch the spring to make the steel The lower end positioning piece of the sexual line is fixed by the cutting control device, and the upper part pulls the lower part of the lower pulley to pull the lower nest to maintain the open state; and when the positioning device releases the positioning piece, the lower nest loses the pulling force, The rib unit is folded under the action of the umbrella spring, and the middle rod is automatically retracted by the tension spring.

As described above, the automatic design of various multi-fold umbrellas, as described above, the "folding umbrella automatic receiving structure", the control block of the connecting block, the shaft center, the rotating wheel, the connecting rope and the main spring, the automatic structure is too complicated, and The bones connected to the main spring for folding are not elastic, and it is easy to be damaged when the umbrella frame is everted (flowering) due to strong wind, or because the rigid bones and branches are made during the rapid collapse. Deformation occurs between the bones, which in turn causes damage to the joint between the bones, which is a disadvantage.

Therefore, how to solve the shortcomings of the formula "folding umbrella automatic folding structure" is easy to break the shortcomings of the use of innovative designers, is the difficulty of solving the new type of work.

The main purpose of the present invention is to provide a structure that can automatically fold the umbrella, and to simply connect the joint structure of the bones, thereby avoiding the excessive retracting force generated by the main spring when the structure is folded, and the bone and the bone are supported. The folding action is repeated in a more buffered manner, which can avoid the deformation of the bone and affect the damage of the joint between the joints, thereby achieving the durability of durable use.

The utility model relates to an improved structure of an automatic folding umbrella, which comprises a top bone pivoting a nest above the umbrella rod, the lower bone pivoting the top bone and the lower nest sliding on the umbrella rod, and an intermediate bone pivotally connecting the top bone Or a lower bone, and a tail bone pivotally connected to the middle bone; wherein the top end of the top bone is coupled to a main spring, the main spring is connected at one end to the top bone, and the other end is coupled to the elastic link, the elastic link is coupled to the lower bone and Between the middle drums, the elastic force of the elastic connecting rod can slow down the retracting force between the lower bone and the top bone, and can have the function of buffering and folding when the umbrella is closed; in addition, the elastic link has a swing hook at one end. a pivotal joint of the swinging hook is pivotally connected to one end of the lower bone, the elastic link extends to the other end to form a slight bend, and is pivotally connected to one end of the middle bone; and one end buckle of the main spring The other end of the swinging hook portion of the elastic connecting rod is pivotally connected to the third pivoting point of the parietal bone. The elastic action of the swinging hook portion of the elastic connecting rod can effectively slow down between the lower and the lower bone. Regain power and be a feature.

1‧‧‧ top bone

11‧‧‧First pivot point

12‧‧‧Second pivot point

13‧‧‧ Third pivot point

14‧‧‧ fourth pivot point

15‧‧‧ fifth pivot point

2‧‧‧ lower bone

21‧‧‧ first end

22‧‧‧Connecting end

23‧‧‧ second end

3‧‧‧Flexible connecting rod

31‧‧‧ gyro hook

31a‧‧‧ Roundabout

32‧‧‧Barb

33‧‧‧ buffer

4‧‧‧ Middle bone

41‧‧‧ first pivot point

42‧‧‧ second pivot point

43‧‧‧ Third pivot point

5‧‧‧ tailbone

51‧‧‧First contact

52‧‧‧second junction

6‧‧‧ main spring

61‧‧‧ Ring Department

61a‧‧‧The Ministry of the Rings

7‧‧‧elastic bone

A‧‧‧ umbrella stick

A1‧‧‧上巢

A2‧‧‧ nest

A3‧‧‧ card stop

A4‧‧‧Control device

The first picture is a schematic diagram of the connection of the bones of the umbrella of the present creation.

The second picture is a schematic diagram of the connection of the bones of the open state of the present creation.

The third figure is a partial enlarged view of the elastic brace of the present creation.

The fourth picture is a schematic diagram of the connection between the artificial bone and the umbrella nest.

For the sake of further understanding of the purpose, features and effects of this creation, we will further explain the following in conjunction with the drawings of the preferred embodiment of the present creation, in order to enable familiarity. Persons who create related technologies may implement the statements in accordance with this specification:

First of all, please refer to the first to fourth figures. This is an improved automatic umbrella structure, which includes: an umbrella rod A, a nest A1 and a nest A2 as the backbone of the assembled umbrella skeleton. The body device, and a control device A4 are used to control the opening and closing operations, which are disposed below the lower nest A2. The umbrella can be a tri-fold or other fold (section) number of folds.

The skeleton assembled in the upper nest A1 and the lower nest A2 includes: a top bone 1 having a first pivot point 11 , a second pivot point 12 , a third pivot point 13 , a fourth pivot point 14 , and a fifth pivot The first pivot point 11 is pivotally connected to the upper nest A1, the second pivot point 12 is pivoted to the lower bone 2, the third pivot point 13 is connected to a main spring 6, and the fourth pivot point 14 is connected. An elastic bone 7, a fifth pivot point 15 pivotally connected to an intermediate bone 4; and a lower bone 2 having a first end 21, a second end 23 and a connecting end 22, the first end 21 being pivoted to the nest A2, The second end 23 is pivotally connected to the parietal bone 1; and the intermediate bone 4 has a first pivot point 41, a second pivot point 42 and a third pivot point 43. The second pivot point 42 is pivotally connected to the fifth pivotal connection of the parietal bone 1. Point 15, the first pivot point 41 is pivotally connected to the connecting end 22 of the lower bone 2 by an elastic link 3; and the tailbone 5 has a first joint 51 and a second joint 52, the second joint 52 The third pivot point 43 of the intermediate bone 4 is pivoted, and the first joint 51 is fastened to the fourth pivot joint 14 of the top bone 1 and the elastic bone 7 is slid into the middle bone 4; And the control device A4 is arranged below the lower nest A2, and the The rod A in the umbrella is close to the card stop A3 below the nest A1, and is a switchable device that can be pressed and can open or close the umbrella. In other words, when the umbrella is in the open state, the control device A4 is pressed. Then, the lower nest A2 will slide away from the card stop A3 and slide downward in the axial direction, whereby the rib can be received inwardly. When the umbrella is in the collapsed state, the control device A4 is pressed, and the lower nest A2 is slid upward in the axial direction to the card stop portion A3, and the card is preset by the card device (not shown) in the control device A4. Fixing in the card stop A3 for positioning, whereby the rib can be deployed and fixed; the connection structure of the above umbrella frame is a device that has been disclosed, which is not the focus of the present invention, and therefore will not be described in detail; A resilient link 3 is hooked between the first pivot point 41 of the intermediate bone 4 and the connecting end 22 of the lower bone 2, and the special design of the elastic link 3 has two advantages:

1. One end of the elastic link 3 is provided with a swing hook portion 31, the end of the swing hook portion 31 is a barb 32, and the swing portion 31a is set at the connecting end 22 of the lower bone 2, and the hook portion 31 is rotated. The barb 32 hooks a main spring 6, and the other end of the main spring 6 is hooked to the third pivot point 13 of the parietal bone 1; since the elastic link 3 has elastic characteristics, the unfolded rib state is as described As shown in the second figure, the main spring 6 is in an elongated state of tension. If the rib is pressed by the control device A4, the lower nest A2 is disengaged from the blocking portion A3, and the main spring 6 is lowered by the lower bone 2 The interlocking pull, the opposite main spring 6 by its resilient elasticity, while the other end of the pull will pull the third pivot joint 13 of the parietal bone 1 to fold it inward, and the elastic link 3 is connected in the middle. The end of the bone 4 is slightly curved, and is a buffer portion 33 of the elastic link 3, and has an elastic force itself, thereby generating a cushioning effect. In other words, the elastic link 3 is slightly elastic. It is a non-hard material, and the preset swing hook portion 31 of the elastic link 3 has a slightly expandable elastic space, so when When the spring 6 pulls the top bone 1, the first pivot point 41 of the middle bone 4 and the second pivot point 42 have a resilient cushioning force, so the first pivot point 41 and the second pivot point 42 are not pulled by the sudden pulling force. Deformation and damage of the pivot joint.

2. The swing hook portion 31 of the elastic link 3 is designed to facilitate assembly, and is connected by twisting the convoluted portion 31a to the second end 22 of the lower bone 2, and then attaching it with a dowel (not shown) The pivotal connection continues to fasten the one end ring portion 61 of the main spring 6 to the barb 32, and then the other end ring portion 61a of the main spring 6 is pivotally connected to the third pivot point 13 of the parietal bone 1, and the elastic link 3 The other end is pivotally connected to the first pivot point 41 of the intermediate bone 4, that is, the assembly action of this feature is completed.

Moreover, when the rib structure is opened, the elastic bone 7 is stretched by the rib device to accumulate its elasticity, and can be used to press the control device A4 to open the umbrella to the umbrella. The elastic bone 7 is straight and flexed, and automatically restored. When the umbrella is folded, the main bone 6 is pulled by the parietal bone 1 and the lower bone 2 is interlocked. The middle bone 4 and the tailbone 5 are elastic bones 7 Hold together to the lower nest A2, so if the speed of gravity drop is too fast, the pivotal joint between the ribs will be deformed. By the design of the elastic link 3 and the main spring 6, no deformation will occur due to excessive folding. The defect, but a stable folding process, and does not need to have many connecting components as in the prior art, and then preset in the hollow inner diameter of the umbrella, which is more convenient and simple to assemble. Efficacy feature.

In summary, it is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention. That is, the equal changes and modifications made by the patent application scope of this creation are covered by the scope of the creation patent. The implementers of this new type are indeed innovative and practically effective. They are supposed to be in line with the founding of new patents. They should pray for the establishment of a new type of patent right granted to the law.

1‧‧‧ top bone

2‧‧‧ lower bone

3‧‧‧Flexible connecting rod

4‧‧‧ Middle bone

5‧‧‧ tailbone

6‧‧‧ main spring

7‧‧‧elastic bone

A‧‧‧ umbrella stick

A1‧‧‧上巢

A2‧‧‧ nest

A3‧‧‧ card stop

A4‧‧‧Control device

Claims (6)

The utility model relates to an improved structure of an automatic folding umbrella, which comprises at least one apical bone pivoting a nest above the umbrella rod, the lower rib connecting the top bone and the lower nest to the upper pole of the umbrella, and an intermediate bone pivotally connecting the top bone Or a lower bone, and a tail bone pivotally connected to the intermediate bone; wherein the top bone is coupled to a main spring, the main spring is coupled to the top bone at one end, and the elastic link is coupled to the lower end at the other end; The utility model is characterized in that: one end of the elastic connecting rod is provided with a swinging hook portion, the end of the swinging hook portion is an inverted hook, and the roundabout portion of the swinging hook is set at one end of the lower bone, and the hook of the swinging hook portion is hooked with a main spring The other end of the main spring is hooked to a pivotal joint of the parietal bone. The automatic folding umbrella improved structure according to claim 1, wherein the top bone has a first pivot point, a second pivot point, a third pivot point, a fourth pivot point and a fifth pivot point. The first pivot point is pivotally connected to the upper nest, the second pivot point is pivoted to the lower bone, the third pivot point is connected to a main spring, the fourth pivot point is connected to an elastic bone, and the fifth pivot point is pivoted Pick up a middle bone. The self-retracting umbrella improved structure according to claim 1, wherein the lower bone has a first end, a second end and a connecting end, the first end is pivotally connected to the lower nest, and the second end is pivotally connected to Top bone. The automatic folding umbrella improved structure according to claim 1, wherein the intermediate bone has a first pivot point, a second pivot point and a third pivot point, and the second pivot point is pivotally connected to the fifth pivot of the parietal bone The first pivot point is pivotally connected to the connecting end of the lower bone by an elastic link. An automatic folding umbrella improved structure comprises: an umbrella inner rod, a upper nest and a lower nest for use as a main body device for assembling the umbrella skeleton, and a control device for controlling opening and closing operations, which are set in the lower nest Below; and the skeleton assembled in the upper and lower nests The method includes: at least one of the top bones is connected to the upper nest of the umbrella, and the lower bone pivotally connects the top bone and the lower nest to the upper pole of the umbrella, and the middle bone is pivotally connected to the top or lower bone and the tail bone And the intermediate bone; wherein the top bone is coupled to a main spring, the main spring is coupled to the top bone at one end, and the elastic link is coupled to the lower end at the other end, wherein the elastic link is coupled to the lower support bone, wherein: one end of the elastic link is There is a swing hook, the end of the swing hook is a barb, and the roundabout is set at one end of the lower bone, and the hook of the swing hook is hooked to a main spring, and the other end of the main spring is hooked. A pivotal point on the parietal bone. The self-retracting umbrella improved structure according to claim 5, wherein the elastic link is connected to the middle bone at one end and is slightly curved, and is a buffer portion of the elastic link.