Full-automatic high-stability folding and unfolding umbrella

Abstract

The utility model discloses a full-automatic high-stability folding and unfolding umbrella, which relates to the technical field of automatic umbrellas and comprises an umbrella rod, an umbrella handle, a lower nest and an umbrella framework. A first movable rod and a stretching assembly are arranged on the umbrella rod; the number of the stretching assemblies is at least two. The stretching assembly comprises a penetrating opening formed in the umbrella rod, a guide pulley close to the penetrating opening and rotationally connected to the umbrella rod, a movable pull rope attached to the guide pulley and a buffering assembly fixed to one end of the pull rope, the other end of the pull rope is fixed to the lower nest, and the buffering assembly is arranged on the first movable rod. The utility model has the advantages that by arranging at least two groups of stretching components, the inclination direction of tension can be uniformly dispersed so as to improve the overall stability, and when one group is damaged, the other side of the other group can be used, so that the practicability is high; by means of the buffering assembly arranged on the pull rope, when the umbrella is opened and closed, the hard pulling force of pause inertia generated by the pull rope can be reduced through the buffering assembly, so that the loss degree of the pull rope is reduced, and the service life is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic umbrella technical field more specifically is related to a full -automatic high stability is opened and closed umbrella. BACKGROUND

[0002] Full -automatic open and close umbrella, it can be very convenient to use the umbrella, it can realize automatic opening and closing through simple button operation, this design is especially suitable for quick use when getting on and off the car or entering and exiting the building, avoids the inconvenience brought by manual operation, especially in the case of holding other articles in hand is more practical;

[0003] The existing full -automatic open and close umbrella "such as application number: CN201811317769.0, full -automatic open and close umbrella" and "application number: CN201720021350.5, full -automatic open and close reverse collection multi -folding umbrella" as shown;

[0004] The above -mentioned umbrella all adopt the pull rope part to connect the inner tube and the lower nest sliding sleeve in the umbrella rod and be up and down active, to carry out the relative pull activity, to be as the part structure of full -automatic open and close umbrella, but the structure is only provided with a group, it is inclined to the direction of tension, and there is a deficiency to the stability when being active, simultaneously, after the pull rope breaks, the umbrella cannot be used, and the opening and closing stop activity of pull rope are all carried out accurate positioning by motor, so as to produce the hard tension of the inertia of the jerk, which has the shortcoming of increasing the loss of the pull rope. INVENTION CONTENTS

[0005] The utility model discloses a full -automatic high stability is opened and closed umbrella.

[0006] The utility model discloses a full -automatic high stability is opened and closed umbrella.

[0007] The utility model discloses a full -automatic high stability is opened and closed umbrella.

[0008] The umbrella rod is provided with a first movable rod and a stretching assembly.

[0009] The stretching assembly is provided with at least two groups.

[0010] The stretching assembly includes a through hole on the umbrella rod, a guide pulley rotatably connected to the umbrella rod near the through hole, a pull rope movably attached to the guide pulley, and a buffer assembly fixed to one end of the pull rope. The other end of the pull rope is fixed to the lower nest, and the buffer assembly is provided on the first movable rod.

[0011] As a preferred technical solution of the utility model, the at least two groups of stretching assemblies are evenly distributed in a ring shape on the umbrella rod.

[0012] As a preferred embodiment of the present invention, the buffer assembly includes a compression groove at the top of the first movable rod, an elastic element fixed in the compression groove, a second movable rod movable in the compression groove, and a connecting ring fixed to the top of the second movable rod, with the connecting ring externally fixed to a pull rope; the bottom end of the second movable rod is fixed to the elastic end of the elastic element to provide elastic support for the second movable rod on the elastic element.

[0013] As a preferred technical solution of this utility model, the buffer assembly further includes universal balls fixed on the second movable rod and ball grooves for their outer side to fit. The universal balls are provided in multiple sets and are evenly distributed in a ring shape on the second movable rod. The ball grooves correspond one-to-one with the multiple sets of universal balls and are provided in the compression groove.

[0014] As a preferred technical solution of this utility model, the buffer assembly further includes a retaining ring fixed in the upper side of the compression groove, the retaining ring being disposed above multiple sets of universal balls, and the second movable rod moving within the retaining ring.

[0015] The beneficial effects of this utility model are as follows:

[0016] By setting at least two sets of tension components, the direction of the tension can be evenly distributed to improve overall stability. When one set is damaged, the other side of the remaining set can still be used, making it highly practical. The buffer component set on the pull rope can reduce the stiff tension caused by the inertia of the pull rope when the umbrella is opened and closed, thereby reducing the wear and tear on the pull rope and increasing its service life. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the structure of this utility model.

[0018] Reference numerals: umbrella pole-1, umbrella handle-2, lower vent-3, umbrella frame-4, first movable pole-a, tension assembly-b, through-hole-b1, guide pulley-b2, pull rope-b3, buffer assembly-b4, compression groove-b41, elastic element-b42, second movable pole-b43, interlocking ring-b44, universal ball bearing-b45, ball groove-b46, retaining ring-b47. Detailed Implementation

[0019] like Figure 1 As shown, this utility model proposes a fully automatic, highly stable umbrella, comprising an umbrella pole 1 and a handle 2, a lower nest 3, and an umbrella frame 4 fixed thereon. The handle 2 is fixed at the bottom of the umbrella pole 1, and the lower nest 3 is movably fitted on the outside of the umbrella pole 1. The umbrella frame 4 is fixed on one side of the umbrella pole 1. The structure of this umbrella can be based on the background art "CN201720021350.5".

[0020] The umbrella rod 1 is provided with a first movable rod a and a stretching assembly b. According to the above-mentioned "CN201720021350.5", the first movable rod a is relatively a "middle tube plug", and the stretching assembly b is relatively an "outer tube pulley and lower nest pull rope";

[0021] The stretching assembly b is provided with at least two groups, and the at least two groups of stretching assemblies b are uniformly distributed in a ring shape on the umbrella rod 1. As shown in the figure, two groups of stretching assemblies b are symmetrically arranged on the left and right sides in the umbrella rod 1, so as to provide balance of left and right pulling force and improve overall stability. When one side is damaged, the other side can still be used, and in the case of emergency such as rainy day, the damaged side can still be used.

[0022] The specific structure of the above-mentioned stretching assembly b is as follows:

[0023] The stretching assembly b includes a through hole b1 provided on the umbrella rod 1, a guide pulley b2 rotatably connected to the umbrella rod 1 near the through hole b1, and a pull rope b3 movably attached to the guide pulley b2. One end of the pull rope b3 is fixed to the lower nest 3, and the other end of the pull rope b3 passes through the through hole b1 and is attached to the guide pulley b2 to guide to the inside of the umbrella rod 1.

[0024] It also includes a buffer assembly b4 fixed to one end of the pull rope b3. The buffer assembly b4 is arranged on the first movable rod a. According to the above, the other end of the pull rope b3 is fixed to the buffer assembly b4 inside the umbrella rod 1, and the buffer assembly b4 is fixed to the first movable rod a. In this way, when the umbrella is opened and closed, the hard pulling force of the inertia generated by the pull rope b3 can be reduced by the buffer assembly b4, so as to reduce the loss of the pull rope and improve the service life.

[0025] The specific structure of the above-mentioned buffer assembly b4 is as follows:

[0026] The buffer assembly b4 includes a compression groove b41 arranged at the top end of the first movable rod a, an elastic member b42 fixedly arranged in the compression groove b41, a second movable rod b43 movably arranged in the compression groove b41, and a link b44 fixedly arranged at the top end of the second movable rod b43. The link b44 is fixedly arranged outside the pull rope b3. The bottom end of the second movable rod b43 is fixedly arranged with the elastic end of the elastic member b42 to provide elastic support of the second movable rod b43 on the elastic member b42. The elastic member b42 is a spring, and the elastic ends of the spring are upward and downward. The upper elastic end is fixedly arranged with the second movable rod b43, and the lower elastic end is fixedly arranged with the bottom end of the compression groove b41. The pull rope b3 and the link b44 can be fixed by bonding, binding or other methods.

[0027] When the pull rope b3 generates pulling force, the link b44 and the second movable rod b43 move upward, the elastic member b42 provides elastic downward force for resetting, and the second movable rod b43 is guided to move in the compression groove b41 to provide stability during movement.

[0028] The buffering assembly b4 further comprises universal ball bearings b45 fixed on the second movable rod b43 and ball grooves b46 for the outer side of the universal ball bearings b45, the universal ball bearings b45 are provided in multiple groups and are uniformly distributed in a ring shape on the second movable rod b43, and the ball grooves b46 are provided in multiple groups corresponding to the multiple groups of universal ball bearings b45 and are arranged in the compression groove b41;

[0029] The multiple groups of universal ball bearings b45 are fixed on the lower side of the periphery of the second movable rod b43, the ball grooves b46 are in a strip shape facing upward and downward to guide the upward and downward movement of the universal ball bearings b45, the rolling ends of the universal ball bearings b45 are attached to the ball grooves b46, and the multiple groups of ball grooves b46 are arranged in a ring shape on the inner wall of the compression groove b41, and each group of universal ball bearings b45 is matched with a group of ball grooves b46 to move, and the stability of the movement is high.

[0030] The buffering assembly b4 further comprises a stop ring b47 fixed on the upper side in the compression groove b41, the stop ring b47 is arranged above the multiple groups of universal ball bearings b45, and the second movable rod b43 moves in the stop ring b47;

[0031] The stop ring b47 is fixed on the upper end of the inner wall of the compression groove b41, the second movable rod b43 is in the stop ring b47, and the stop ring does not block the upward and downward movement of the second movable rod b43, but only blocks the movement of the universal ball bearings b45 when moving upward, so as to prevent the second movable rod b43 from being completely out of the compression groove b41 and causing disengagement.

[0032] The control mode of the utility model is controlled by manually starting and closing the switch, and the wiring diagram of the power element and the provision of the power supply are common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the control mode and the wiring arrangement of the utility model will not be explained in detail.

[0033] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0034] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. A fully automatic, highly stable umbrella, comprising an umbrella pole (1) and a handle (2), a lower canopy (3), and an umbrella frame (4) fixed thereon; The umbrella pole (1) is provided with a first movable pole (a) and a tensioning assembly (b); Its features are, The tensioning assembly (b) is provided in at least two sets; The tensioning assembly (b) includes a through-hole (b1) on the umbrella pole (1), a guide pulley (b2) near the through-hole (b1) and rotatably connected to the umbrella pole (1), a pull rope (b3) that moves along the guide pulley (b2), and a buffer assembly (b4) fixed to one end of the pull rope (b3). The other end of the pull rope (b3) is fixed to the lower nest (3), and the buffer assembly (b4) is located on the first movable rod (a).

2. The fully automatic, highly stable opening and closing umbrella according to claim 1, characterized in that, The at least two sets of tension components (b) are evenly distributed in a ring on the umbrella rod (1).

3. The fully automatic, highly stable opening and closing umbrella according to claim 2, characterized in that, The buffer assembly (b4) includes a compression groove (b41) at the top of the first movable rod (a), an elastic element (b42) fixed in the compression groove (b41), a second movable rod (b43) movable in the compression groove (b41), and a link (b44) fixed to the top of the second movable rod (b43). The link (b44) is fixed to the pull rope (b3). The bottom end of the second movable rod (b43) is fixed to the elastic end of the elastic element (b42) to provide elastic support for the second movable rod (b43) on the elastic element (b42).

4. The fully automatic, highly stable opening and closing umbrella according to claim 3, characterized in that, The buffer assembly (b4) also includes universal balls (b45) fixed on the second movable rod (b43) and ball grooves (b46) for their outer sides to fit together. The universal balls (b45) are provided in multiple sets and are evenly distributed in a ring shape on the second movable rod (b43). The ball grooves (b46) correspond one-to-one with the multiple sets of universal balls (b45) and are located in the compression grooves (b41).

5. The fully automatic, highly stable opening and closing umbrella according to claim 4, characterized in that, The buffer assembly (b4) also includes a retaining ring (b47) fixed in the upper side of the compression groove (b41). The retaining ring (b47) is located above multiple sets of universal balls (b45), and the second movable rod (b43) moves within the retaining ring (b47).

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