JP3167355U - Straight bone automatic umbrella frame - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a straight bone automatic umbrella frame capable of effectively preventing injury to a user's hand and extending the service life. SOLUTION: The upper wheel, the middle wheel, the lower wheel, the middle rod, the elastic part, the main bone, the support bone and the support bone are included. The upper wheel is fixed to the upper end of the middle bar, and the middle wheel and the lower wheel are slidably inserted into the middle bar. One end of the main bone is pivotally connected to the upper wheel, the middle part of the main bone is pivotally connected to one end of the support bone, and the other end of the support bone is pivotally connected to the middle wheel. The support bone has an insertion end and a connection end, the connection end is pivotally attached to the middle part of the support bone, and the attachment end is inserted and pivotally attached to the lower potter's wheel. Elastic parts are connected between each wheel. The support bone communicates the insertion end and the connection end, and has a storage groove for accommodating the support bone. The anti-floating bump is extended to the outside of the connection end, and the middle part of the rib is pivotally contacted with the anti-floating bump. [Selection diagram] Fig. 2

Description

  The present invention relates to a straight bone automatic umbrella frame, and more particularly to a straight bone automatic umbrella frame that can effectively prevent a user's hand from being damaged and can extend the service life.

  With economic development and rising living standards, people's demands for the type, design and quality of everyday goods are also increasing. Among them, the umbrella, which is one of the daily necessities, is one of the main factors that influence the market share of the design and quality, so the ingenuity of the design and the improvement of the quality are the creation of this field. Has become one of the most interesting issues.

  Umbrellas currently on the market are classified into foldable umbrellas and straight umbrellas when classified structurally, and classified into automatic umbrellas and manual umbrellas when classified functionally.

  The automatic umbrella is widely used in daily life because it has advantages such as convenience in use, simple operability and close structure.

  Although a straight bone automatic umbrella, which is a kind of automatic umbrella, has the above-mentioned advantages, the umbrella frame has the following disadvantages.

  FIG. 1 shows a conventional straight-bone automatic umbrella frame 1, and includes an upper rocker 11, a middle rocker 12, a lower rocker 13, a middle bar 14, a spring 15, a main bone 16, a U-shaped support frame 17 and an O-shaped support bone 18. Composed. The upper rocker 11 is fixed to the upper end of the middle bar 14, and the middle rocker 12 and the lower rocker 13 are slidably provided on the middle bar 14. One end of the main bone 16 is pivoted to the upper rocker 11, the middle portion of the main bone 16 is pivoted to one end of the support bone 17, and the other end of the support bone 17 is pivoted to the middle rocker 12. The middle portion of the support frame 17 has a floating prevention bump 171 of a U-shaped groove 170. One end of the support bone 18 is pivoted to the anti-floating bump 171, the other end of the support bone 18 is pivoted to the lower rocker 13, and the U-shaped groove 170 of the support bone 17 is provided toward the support bone 18 side. The support bone 18 is housed in the U-shaped groove 170 of the support bone 17. The spring 15 is connected between the upper lokuro 11 and the middle rokuro 12 and between the middle lokuro 12 and the lower lokuro 13.

  When closing the umbrella, the lower rocker 13 is pulled so as to slide on the middle rod 14 in a direction away from the upper rocker 11. At this time, the lower rocker 13 that slides interlocks the supporting bone 18 that is fixed to the lower rocker 13. Since the support bone 17 is pivotally connected to the support bone 18 and the main bone 16 is pivotally connected to the support bone 17, the support bone 18 is moved up and down to operate the support bone 17 and the main bone 16 in conjunction with each other. Close the straight bone automatic umbrella frame 1. At this time, the support bone 18 is accommodated in the U-shaped groove 170 of the support bone 17.

  However, in the above-described conventional technique, the U-shaped groove 170 of the support bone 17 is provided toward the support bone 18, and the sharp open end of the support bone 17 faces the user. When the umbrella is opened or closed, the user's hand touches the sharp open end of the fulcrum 17 and the user's hand may be damaged.

  In addition, a floating prevention bump 171 for preventing the supporting bone 18 from floating in the U-shaped groove 170 is provided in the middle of the supporting bone 17. However, in this design, the structural strength of the supporting bone 17 is reduced, The life of the straight bone automatic umbrella frame 1 is shortened by reducing the connection strength with the support bone 17 and causing the support bone 18 to be damaged by the rotation of the straight bone automatic umbrella frame 1.

  The present inventor has intensively studied and has come up with the present invention in which the above-mentioned defects are effectively improved with a rational design.

  A main object of the present invention is to provide a straight-bone automatic umbrella frame that can effectively prevent a user's hand from being damaged and can extend a service life.

  In order to achieve the above object, the present invention includes an intermediate rod, an upper rocker fixed to the upper end of the intermediate rod, an intermediate rocker, and a lower rocker slidably inserted into the intermediate rod. , An elastic part connected between the upper loft and the middle lokuro and between the middle loft and the lower lokuro; a main bone having one end pivotally connected to the upper lokuro; and one end of the main bone A supporting bone having a structural bone pivoted to the middle portion and having the other end pivoted to the central loft and having a structural groove directed to the main bone, and an insertion end and a connection end extending straight from the insertion end The connecting end is pivoted to the middle of the fulcrum, the connecting end extends outwardly to the anti-floating bump, and the anti-floating bump is pivoted to the middle of the fulcrum, The insertion end is inserted and pivotally connected to the lower rocker, the support bone is provided with a storage groove that communicates the insertion end and the connection end, and the storage groove supports the support bone. Providing straight bone automatic umbrella frame comprising a supporting bone for accommodating within.

  The present invention has the following beneficial effects.

  Compared with the prior art, the structure groove of the support frame and the storage groove of the support bone of the straight bone automatic umbrella frame of the present invention are both back-to-back with the user (opposite), so the support bone and the support bone are sharp. The open end is back to back with the user, i.e. not facing the user. This effectively prevents the user's hand from being damaged.

  In addition, the weight of the supporting bone and the supporting bone is suppressed, and the structural strength of the supporting bone and the supporting bone is increased. As a result, the structure of the straight bone automatic umbrella frame of the present invention is strengthened, and the problem that the supporting bone is easily damaged due to the rotational shaking in the conventional straight bone automatic umbrella frame is solved.

  Further, the connection end side of the supporting bone extends outward from the anti-floating bump, and the anti-floating bump is pivotally connected to the support frame, so that the supporting bone floating in the conventional straight bone automatic umbrella frame is performed. Knocks toward the inside of the shaft in the middle of the shaft to break the structure of the shaft and effectively solve the problem of reducing the life of the shaft.

  Since the structure groove and the storage groove of the straight bone automatic umbrella frame of the present invention are both U-shaped grooves, it is easy to process the support frame and the support bone, and the structural strength of the support frame and the support bone is increased. Increases the span and the support bone to last longer. Accordingly, the service life of the straight bone automatic umbrella frame of the present invention is extended.

  The main bone of the straight bone automatic umbrella frame of the present invention is a steel material or a fiber material, and the support frame and the support bone are aluminum material or iron material, satisfying the structural strength of the main frame, the support frame and the support bone. However, the structure of the straight bone automatic umbrella frame of the present invention is further strengthened.

  The elastic component of the straight bone automatic umbrella frame of the present invention includes a first elastic component and a second elastic component, and the first elastic component is elastically connected between the upper roll and the middle roll. The second elastic part is elastically connected between the middle and lower rolls. The upper part, the middle part, and the middle part and the lower part are operated in synchronization by the elastic part comprising the first elastic part and the second elastic part. The first elastic component and the second elastic component are spring materials, which makes the structure of the elastic component simple and low cost.

It is a structural schematic diagram of a conventional straight bone automatic umbrella frame. It is a structure schematic diagram of the straight bone automatic umbrella frame of the present invention. It is a structure schematic diagram of another Example of the straight-bone automatic umbrella frame of this invention.

For a better understanding of the features and technical contents of the present invention, reference is made to the following detailed description and drawings of the present invention. However, the drawings are used for reference and explanation, and are not limited to the present invention.
<First Embodiment>
A first embodiment of a straight bone automatic umbrella frame according to the present invention will be described below with reference to FIG.

  As shown in FIG. 2, the straight bone automatic umbrella frame 2 according to the present invention includes an upper roll 21, a middle roll 22, a lower roll 23, a middle bar 24, a first elastic part 251, a second elastic part 252, The upper rocker 21 is fixed to the upper end of the intermediate rod 24, and the intermediate roller 22 and the lower roller 23 are slidably extrapolated to the intermediate rod 24 (that is, including the main bone 26, the support bone 27, and the support bone 28). The middle roll 22 and the lower roll 23 can slide the middle bar 24).

  One end of the main bone 26 is pivoted to the upper rocker 21, the main bone 26 is rotatably wound around the upper rocker 21, and the middle portion of the main bone 26 is pivoted to one end of the fulcrum 27. And the support 27 can rotate relatively. The other end of the support frame 27 is inserted into the center rocker 22 and pivotally connected to the medium rocker 22, and the support frame 27 is rotatably wound around the medium rocker 22. The support bone 28 has a connection end 28a extending linearly from the insertion end 28b, and the connection end 28a of the support bone 28 is pivotally connected to the middle portion of the support bone 27. Can be rotated. The insertion end 28b of the support bone 28 is inserted and pivotally connected to the lower rocker 23, and the support bone 28 is wound around the lower rocker 23 so as to be rotatable. The first elastic part 251 is elastically connected between the upper rocker 21 and the middle rocker 22, and the second elastic part 252 is elastically connected between the middle rocker 22 and the lower rocker 23. The support frame 27 has a structural groove 270. Thereby, the weight of the support frame 27 is reduced, and the structural strength of the support frame 27 is improved.

  The structural groove 270 is directed to the main bone 26, and the support bone 28 is provided with a storage groove (not shown) that communicates the insertion end 28b and the connection end 28a. Thereby, the weight of the support bone 28 is reduced, and the structural strength of the support bone 28 is improved.

The storage groove is directed to the support frame 27, and the connection end 28a side that stores the support frame 27 in the storage groove of the support bone 28 extends outward from the anti-floating bump 281 (ie, the anti-floating bump 281). Is composed of two parallel anti-floating bump sheets). The middle part of the support frame 27 is pivotally connected to the anti-floating bump 281.
<Second Embodiment>
Hereinafter, a second embodiment of the straight bone automatic umbrella frame of the present invention will be described with reference to FIG.

  As shown in FIG. 3, the straight bone automatic umbrella frame 2 according to this embodiment includes an upper roll 21, a middle roll 22, a lower roll 23, a middle bar 24, an elastic part 25, a main bone 26, a support frame 27, and a support bone. 28. The elastic part 25 is elastically connected between the middle roll 22 and the lower roll 23. All other structural features are the same as in the embodiment of FIG. 2, the difference being one elastic component 25.

  The straight bone automatic umbrella frame according to the present invention has the following advantages. Since the structural groove 270 of the support bone 27 and the storage groove of the support bone 28 are both back-to-back with the user, the sharp open ends of the support bone 27 and the support bone 28 are back-to-back with the user, thereby damaging the user's hand. Effectively prevent. Furthermore, the weight of the support frame 27 and the support bone 28 is suppressed, and the structural strength of the support frame 27 and the support bone 28 is increased. Therefore, the structure of the straight bone automatic umbrella frame 2 of the present invention is a sufficiently strengthened structure, and the strength of the support bone 17 and the support bone 18 in the conventional straight bone automatic umbrella frame 1 as shown in FIG. 1 is insufficient. This solves the problem that the support bone 18 is easily damaged by the rotational shaking.

  Further, the connection end 28 a side of the support bone 28 extends outward from the anti-floating bump 281, and the anti-floating bump 281 is pivotally connected to the support frame 27. Accordingly, in order for the conventional straight bone automatic umbrella frame 1 as shown in FIG. 1 to prevent the support bone 18 from floating, the anti-floating bump 171 is knocked inside the support frame 17 at the middle of the support frame 17 to support it. The problem of damaging the structure of the bone 17 and reducing the life of the support 17 is effectively solved.

  In addition, since both the structural groove 270 and the storage groove are U-shaped grooves, it is very easy to process the support frame 27 and the support bone 28, and the structural strength of the support frame 27 and the support bone 28 is increased. And the support bone 28 is further prolonged.

  The main bone 26 is a steel material or a fiber material, and the support frame 27 and the support bone 28 are aluminum material or iron material, and satisfies the structural strength of the main frame 26, the support frame 27, and the support bone 28, and is a straight bone automatic umbrella frame. 2 weight is suppressed. The first elastic component 251 and the second elastic component 252 are spring materials, thereby simplifying the structure of the elastic component and reducing the cost.

  The straight bone automatic umbrella frame 2 in the embodiment of FIG. 3 may have only one elastic component 25. Moreover, there is no restriction | limiting in the number of the main bones 26, the support bones 27, and the support bones 28, You may change as needed.

  The main bone 26 is pivoted to the upper rock 21, the middle portion of the main bone 26 is pivoted to the support 27, the support 27 is pivoted to the middle rock 22, and the support bone 28 is pivoted to the lower roll 23. However, these are all well known to those skilled in the art and will not be described in detail here.

  The above-described embodiment is a detailed description and drawings of one optimal embodiment of the present invention, and does not limit the present invention. All modifications, replacements, etc. of the same effects as those disclosed in the specification and drawings of the present invention are included in the scope of the following claims of the present invention.

DESCRIPTION OF SYMBOLS 1 Straight bone automatic umbrella frame 11 Upper roll 12 Medium roll 13 Lower roll 14 Middle rod 15 Elastic part 16 Main frame 17 Support frame 170 U-shaped groove 171 Floating prevention bump 18 Support bone 2 Straight bone automatic umbrella frame 21 Upper roll 22 Medium roll 23 Lower roller 24 Middle rod 25 Elastic component 251 First elastic component 252 Second elastic component 26 Main bone 27 Spine 270 Structural groove 28 Support bone 281 Floating prevention bump 28a Connection end 28b Insertion end

Claims (9)

A center stick,
An upper roll fixed to the upper end of the middle rod;
With medium rokuro,
A lower lokuro which is slidably inserted into the middle rod and slidable with the middle lokuro;
An elastic component connected between the upper lokuro and the middle lokuro and between the middle lokuro and the lower lokuro;
A main bone with one end pivoted to the upper lokuro;
One end pivoted to the middle part of the main bone, the other end pivoted to the center loft, and a supporting bone having a structural groove facing the main bone;
An insertion end that is inserted and pivotally connected to the lower lokuro; a straight line extending from the insertion end; a connection end that is pivotally connected to a middle portion of the fulcrum; and extended outward by the connection end, A straight bone automatic umbrella frame comprising: a floating prevention bump pivotally connected to a middle part of a support frame; and a support bone having a storage groove for communicating the insertion end and the connection end and storing the support frame.   The straight bone automatic umbrella frame according to claim 1, wherein both the structural groove and the storage groove are U-shaped grooves.   The straight bone automatic umbrella frame according to claim 1 or 2, wherein the main bone is a steel material or a fiber material, and the support bone and the supporting bone are an aluminum material or an iron material.   The elastic part includes a first elastic part and a second elastic part, the first elastic part is elastically connected between an upper roll and a middle roll, and the second elastic part is a middle roll and a lower roll. A straight bone automatic umbrella frame according to any one of claims 1 to 3, which is elastically connected to the frame.   The straight bone automatic umbrella frame according to claim 4, wherein the first elastic component and the second elastic component are spring materials. A center stick,
An upper roll fixed to the upper end of the middle rod;
With medium rokuro,
A lower lokuro which is slidably inserted into the middle rod and slidable with the middle lokuro;
An elastic component connected between the middle lokuro and the lower lokuro;
A main bone with one end pivoted to the upper lokuro;
One end pivoted to the middle part of the main bone, the other end pivoted to the center loft, and a supporting bone having a structural groove facing the main bone;
An insertion end that is inserted and pivotally connected to the lower lokuro; a straight line extending from the insertion end; a connection end that is pivotally connected to a middle portion of the fulcrum; and extended outward by the connection end, A straight bone automatic umbrella frame comprising: a floating prevention bump pivotally connected to a middle portion of a support bone; and a support bone having a storage groove that communicates the insertion end and the connection end and stores the support bone.   The straight bone automatic umbrella frame according to claim 6, wherein each of the structural groove and the storage groove is a U-shaped groove.   The straight bone automatic umbrella frame according to claim 6 or 7, wherein the main bone is a steel material or a fiber material, and the support bone and the support bone are an aluminum material or an iron material.   9. The straight automatic umbrella frame according to claim 6, wherein the elastic part is a spring material.

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