CN217487852U - Windproof umbrella rib structure for straight rib - Google Patents

Abstract

The utility model relates to a prevent wind umbrella bone structure for straight bone in the umbrella includes at least: the long bone anchor comprises a middle rod, an upper nest, a middle nest, a lower nest, a long bone, a short bone and a supporting bone, wherein the upper nest, the middle nest and the lower nest are sequentially arranged on the middle rod from top to bottom, the long bone, the supporting bone and the short bone are respectively hinged to the upper nest, the middle nest and the lower nest, a pulling mechanism is arranged between the upper nest and the middle nest, so that the upper nest and the middle nest are connected together to keep a certain relation, meanwhile, a fixed middle disc is arranged on the long bone, and the supporting bone is connected with the fixed middle disc. The utility model discloses establish a bone between long bone and short bone, nest in the connection of bone one end, nest down is connected to short bone one end, and one end is connected on the bone. The other end of the branch bone is connected with the middle butterfly fixed outside the long bone, so that the L length outside the long bone is shortened, and the influence of wind power on the long bone is reduced.

Description

Windproof umbrella rib structure for straight rib

Technical Field

The utility model relates to an umbrella, in particular to a windproof umbrella rib structure for a straight umbrella.

Background

The umbrella is a tool used for shielding wind and rain, and is usually exposed to windy weather in the using process, and wind power has certain influence on the umbrella due to the unfolding structure of the umbrella cover. Therefore, people improve the umbrella rib structure, change the material of the umbrella rib into metal, so as to increase the strength and the wind resistance effect of the umbrella rib.

However, because the umbrella is the umbrella face through a plurality of ribs support large area, though change the material of rib and can improve certain anti-wind effect, in south and coastal area, often have the typhoon, the wind-force influence that the typhoon brought is greater than daily wind-force far away, simple improvement material can not the solution problem, and what improve the material surface fabric moreover more seriously is the straight-line rising of cost.

For a straight rib umbrella, the ribs comprise a middle rod 3, an upper nest 1, a lower nest 2, long ribs 4 and short ribs 5, the short ribs 5 support the long ribs 4 (through a middle dish 6), and in the case of a general umbrella rib, because a section of length L behind the long-rib middle dish 6 is very long and is not supported or pulled by any object, when a strong wind blows as shown by an arrow, the umbrella surface is easily overturned by an external force, so that the wind-proof effect is poor, as shown in fig. 1.

Therefore, people consider to improve the structure of umbrella rib, as patent application 201620244772.4 discloses a windproof straight umbrella, including well stick and umbrella stand, its characterized in that: the umbrella stand includes: the upper nest is fixedly arranged at the upper end of the middle rod; the lower nest is movably sleeved on the middle rod; one end of the main framework is hinged with the upper nest; one end of the branch framework is hinged with the lower nest, and the other end of the branch framework is hinged with the middle section of the main framework; the sliding sleeve is movably sleeved at the end section of the main bone; the limiting piece is fixedly arranged on the main rib and used for limiting the sliding sleeve to slide inwards; one end of the bone pulling device is hinged with the tail section of the branch bone, and the other end of the bone pulling device is hinged with the sliding sleeve; the umbrella is set to be pulled to bend the end section of the main rib downwards in the umbrella opening state, the main rib is released to be naturally straightened in the umbrella closing state, the pulling rib can be pulled to bend the end section of the main rib downwards in the umbrella opening state through the sliding sleeve and the limiting piece, the main rib is released to be naturally straightened in the umbrella closing state, the pulling rib can pull the end section of the main rib to prevent the umbrella cloth from turning outwards when wind rises, and therefore the wind-proof effect can be achieved without affecting normal umbrella closing.

However, the patent application adds a section of pulling bone between the long bone and the short bone, and provides the pulling force to the long bone by using the combination of the pulling bone and the short bone, and the supporting point of the pulling bone is located on the short bone, and the pulling force is still limited by the short bone, so that the pulling force can only bear a certain pulling force, if the wind force is large enough, the pulling bone is easily broken, and the wind resistance effect is not ideal.

To this end, the applicant has proposed a patent application named a straight rib windproof umbrella rib structure, comprising: the long bone and the short bone are connected through the branch bones in a pulling mode, so that the stress part is transferred to the middle rod, and the wind resistance effect is improved. However, in this patent application, the outer end of a bone articulates the movable sleeve on the long bone, and the movable sleeve leads to long bone can be worn and torn, influences the life of long bone, still need set up fixed cover simultaneously and come to carry on spacingly to the movable sleeve, makes the structure of long bone comparatively complicated, and the preparation is fairly difficult.

Disclosure of Invention

Therefore, in view of the problems existing in the prior umbrella rib structure, the utility model aims to provide a windproof umbrella rib structure for straight rib, which can improve the wind resistance of the umbrella rib through the structural improvement, avoid the umbrella rib to be blown by strong wind, save the structural design of the umbrella rib again and keep the structural strength unchanged.

Based on this, the utility model discloses a realize like this:

a windproof umbrella rib structure for straight ribs at least comprises: the long bone anchor comprises a middle rod, an upper nest, a middle nest, a lower nest, a long bone, a short bone and a supporting bone, and is characterized in that the upper nest, the middle nest and the lower nest are sequentially arranged on the middle rod from top to bottom, the upper nest, the middle nest and the lower nest are respectively hinged with the long bone, the supporting bone is tied to the long bone, and meanwhile, the supporting bone is tied to the short bone through the supporting bone. Meanwhile, the acting relationship between the upper nest and the middle nest ensures that the upper nest and the middle nest have certain elasticity to buffer the stress and keep the strength and the structural stability of the umbrella rib.

Furthermore, the pulling mechanism is an elastic component, the upper end of the elastic component can act on the bottom of the upper nest, and the lower end of the elastic component acts on the upper end of the middle nest.

Furthermore, the elastic component is a telescopic spring, one end of the telescopic spring is connected with the upper nest, and the other end of the telescopic spring is connected with the middle nest.

Furthermore, the middle rod is further provided with a stop block, the stop block is arranged below the middle nest to play a role in stopping the middle nest, and the phenomenon that the middle nest is excessively displaced when being windy to cause the supporting bone to damage the fixed middle disc is avoided.

Furthermore, the check block is arranged below the position of the middle nest in a natural opening state after the umbrella ribs are opened, so that the function of blocking can be achieved, and the influence on the normal use of the middle nest can be avoided.

The utility model discloses the technological effect who possesses as follows:

the utility model discloses establish a bone between long bone and short bone, nest in the connection of bone one end, nest down is connected to short bone one end, and one end is connected on the bone. The other end of the branch bone is connected with the middle butterfly fixed outside the long bone, so that the L length outside the long bone is shortened, and the influence of wind power on the long bone is reduced.

Moreover, the structure does not change the structures of the long ribs, the branch ribs and the short ribs, the original structures and the strength of the long ribs, the branch ribs and the short ribs are preserved, the structural design of the umbrella ribs is kept simple, the structural strength of the umbrella ribs can be kept unchanged, and the service life of the umbrella ribs is prolonged.

Drawings

Fig. 1 is a schematic view of a prior art umbrella rib structure.

Fig. 2 is a schematic structural view of the umbrella ribs when the umbrella is opened.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic view of the umbrella ribs when the umbrella is folded.

Fig. 5 is a schematic view of umbrella ribs when the umbrella of the present invention is exposed to wind.

FIG. 6 is a schematic view showing the structure of the ribs of the second mode of opening the umbrella of the present invention

Fig. 7 is a schematic view of the ribs of the second embodiment of the present invention when the umbrella is closed.

Fig. 8 is a schematic view of umbrella ribs in a second mode of the present invention.

Detailed Description

Fig. 2-5 show that, for the utility model discloses a prevent wind umbrella bone structure for straight bone who realizes, include: well stick 4, go up nest 1, well nest 2, nest 3, long bone 6, short bone 8, ramus bone 7 down, from the top down has set gradually last nest 1, well nest 2, nest 3 down on well stick 4, it has long bone 6, ramus bone 7, short bone 8 to hinge respectively to go up nest 1, well nest 2, nest 3 down, ramus bone 7 draws to be tied on long bone 6, specifically speaking, be provided with fixed well dish 61 on long bone 6, ramus bone 7 connect in fixed well dish 61, simultaneously, ramus bone 7 connects again in short bone 8, is drawn to be tied by short bone 8, the utility model discloses a ramus bone 7 draws to be long bone 6, and simultaneously, short bone 8 plays supporting role to ramus bone 7.

Generally, the fixation center plate 61 is disposed at one quarter to one third of the outermost end of the long bone so that the exposed portion L of the long bone is short.

A pulling mechanism, in particular to a telescopic spring 9 is arranged between the upper nest 1 and the middle nest 2, one end of the telescopic spring 9 is connected with the upper nest 1, the other end is connected with the middle nest 2, so that the upper nest 1 and the middle nest 2 are connected together to keep a certain relation, the structure can lead the received wind power to be transferred to the middle rod through the umbrella ribs, can increase the pulling force of the long bone, and improve the wind-resistant effect. Meanwhile, the acting relationship between the upper nest and the middle nest ensures that the upper nest and the middle nest have certain elasticity and can buffer the stress, thereby keeping the strength and the structural stability of the umbrella rib.

In order to keep the stability of the middle nest 2 on the middle rod, the middle rod 4 is further provided with a stop block 5, the stop block 5 is arranged below the middle nest 2 and plays a role of stopping the middle nest 2, and the fixed middle disc 61 is prevented from being damaged by a supporting bone due to excessive displacement when the middle nest 2 is windy.

Usually, the position of the stop block 5 is arranged below the position of the middle nest 2 in a natural opening state after the umbrella ribs are opened, so that the stop block can play a role in stopping and the influence on the normal use of the middle nest can be avoided.

When wind is blocked, as shown in fig. 5, wind blows from the outer end of the long bone 6, when the wind is strong, the long bone 6 is turned outwards under the action of the wind, the long bone 6 presses the branch bone 7 and the middle nest 2, and due to the action of the telescopic spring 9, the stress of the middle nest 2 is buffered, and the upper nest 1 cannot be influenced; the wind power can be born by the middle rod 4; meanwhile, because the long bone 6 is tied by the branch bone 7, the everted length L becomes small, and the influence on the umbrella rib is small.

Fig. 6-8 show a second implementation of the windproof structure according to the present invention, which is still applied to a straight umbrella, and which is slightly different from the implementation of fig. 2-5, and includes: the utility model discloses a long bone 28, a long bone 27, a middle nest 21, a middle nest 22, a middle nest two 23, a lower nest 24, a main spring 25, a long bone 27, a short bone 29, a branch bone 28 and a lower nest stay 241, wherein the middle nest 21, the middle nest one 22, the middle nest two 23 and the lower nest 24 are arranged on the middle bar 26 from top to bottom in sequence, the upper nest 21, the middle nest one 22 and the middle nest two 23 are respectively articulated with the long bone 27, the branch bone 28 and the short bone 29, the lower nest stay 241 is articulated with the lower nest stay 241, a main spring 25 is arranged between the middle nest two 23 and the lower nest 24, the lower nest stay 241 is connected with the short bone 29, the short bone 29 is connected with the branch bone 28, the branch bone 28 is tied on the long bone 27, specifically, a fixed middle disc 271 is arranged on the long bone 27, the branch bone 28 is connected with the fixed middle disc 271, the other end of the branch bone 28 is connected with the next nest one 22, and the branch bone 28 is tied by the short bone 29, meanwhile, the short bone 29 supports the branch bone 28.

In this implementation, the fixation disc 271 is disposed at the outermost quarter to third of the long bone 27, making the exposed portion L of the long bone 27 shorter.

A pulling mechanism, specifically a telescopic spring 261 is arranged between the upper nest 21 and the middle nest I22, one end of the telescopic spring 261 is connected with the upper nest 21, the other end of the telescopic spring 261 is connected with the middle nest I22, so that the upper nest 21 and the middle nest I22 are connected together and can keep a certain relation, and the structure can transfer the received wind power to the middle rod 26 through the umbrella ribs, relieve the pressure of the long bones 27 and improve the wind resistance effect. Meanwhile, the upper nest and the middle nest keep a certain action relationship, so that the upper nest and the middle nest have certain elasticity, can buffer stress, and keep the strength and the structural stability of the umbrella rib.

In order to keep the stability of the middle nest I22 on the middle rod, a stop 262 is further arranged on the middle rod 26, the stop 262 is arranged below the middle nest I22 and plays a role of stopping the middle nest I22, and the fixing middle disc 271 is prevented from being damaged by the supporting bones due to excessive displacement when the middle nest I22 is subjected to wind.

Generally, the stopper 262 is arranged below the position of the natural opening state of the middle nest I22 after the umbrella ribs are opened, so that the stopper can play a role of blocking and avoid influencing the normal use of the middle nest.

When wind is out of the sun, as shown in fig. 8, wind blows from the outer end of the long bone 27, when the wind is strong, the extending end of the long bone 27, namely the outer end of the fixed middle disc 271, is turned outwards under the action of the wind, the long bone 27 presses the branch bone 28 and acts on the middle nest I22, and due to the action of the telescopic spring 261, the middle nest I22 can slide up and down, the stress is buffered, and the upper nest 21 cannot be influenced; the wind is borne by the central rod 26; meanwhile, because the long bone 27 is tied by the branch bone 28, the everted length L becomes small, and the influence on the umbrella rib is small.

In a word, the utility model discloses establish a bone between long bone and short bone, nest in the bone one end is connected, nest down is connected to short bone one end, and one end is connected on the bone. The other end of the branch bone is connected with a middle butterfly fixed outside the long bone, so that the L length outside the long bone is shortened, and the influence of wind power on the long bone is reduced; meanwhile, the structural design of the umbrella ribs can be kept simple, the structural strength of the umbrella ribs can be kept unchanged, and the service life of the umbrella ribs is prolonged.

The lower part of the middle nest is provided with a middle nest stopper, the upper part of the middle nest is provided with a spring, the spring props against the middle nest, and the middle nest compresses the spring when the umbrella is folded. The middle nest compression spring is sleeved on the middle rod and moves between the upper nest and the middle nest stop block.

The foregoing is directed to embodiments of the present invention and the technical principles applied thereto, and other changes and modifications may be made without departing from the spirit and scope of the present invention as defined by the following claims and the accompanying drawings.

Claims (5)

1. A windproof umbrella rib structure for straight ribs at least comprises: the long bone anchor comprises a middle rod, an upper nest, a middle nest, a lower nest, a long bone, a short bone and a supporting bone, and is characterized in that the upper nest, the middle nest and the lower nest are sequentially arranged on the middle rod from top to bottom, the upper nest, the middle nest and the lower nest are respectively hinged with the long bone, the supporting bone is pulled and tied on the long bone, meanwhile, the supporting bone is pulled and tied by the short bone, the long bone is pulled and tied through the supporting bone, the long bone anchor is characterized in that a pulling and tying mechanism is arranged between the upper nest and the middle nest, meanwhile, a fixed middle disc is arranged on the long bone, and the supporting bone is connected with the fixed middle disc.

2. The rib structure of the wind-break umbrella for straight rib as claimed in claim 1, wherein the tying means is an elastic member having an upper end capable of acting on the bottom of the upper nest and a lower end acting on the upper end of the middle nest.

3. The anti-wind umbrella bone structure for stapes, according to claim 2, wherein the elastic member is a flexible spring having one end connected to the upper nest and the other end connected to the middle nest.

4. The rib structure of the windproof umbrella for straight bones according to claim 3, wherein the fixing middle plate 61 is provided at the outermost quarter to third of the long bones.

5. The windproof umbrella bone structure for straight bones according to claim 1, wherein a stopper is further provided on the middle rod, the stopper being disposed below the middle nest.

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