WO2020042861A1

WO2020042861A1 - Main umbrella rib, main umbrella rib driving rod, main umbrella rib driving device, and umbrella

Info

Publication number: WO2020042861A1
Application number: PCT/CN2019/098802
Authority: WO
Inventors: 周继平; 陈玮
Original assignee: 周继平; 陈玮
Priority date: 2018-08-29
Filing date: 2019-08-01
Publication date: 2020-03-05
Also published as: CN110870611A; TWM590889U; TW202008915A

Abstract

A main umbrella rib, a main umbrella rib driving rod and a main umbrella rib driving device, and an umbrella comprising same. The main umbrella rib (10) comprises: a main body (11), the main body (11) being in the shape of strips; and a gear portion (12), the gear portion (12) being located at one tail end of the main body (11). The main body (11) and the gear portion (12) are fixed together, and the main body (11) is substantially coplanar with the gear portion (12).

Description

Main umbrella bone, main umbrella bone driving rod, main umbrella bone driving device and umbrella

Technical field

The present invention relates to the accessories of the umbrella; more specifically, the present invention relates to the main umbrella bone of the umbrella, the main umbrella bone driving rod and the main umbrella bone driving device.

Further, the present invention also relates to an umbrella including the main umbrella bone, the main umbrella bone driving rod, or the main umbrella bone driving device.

Background technique

Umbrellas usually include accessories such as handles, poles, umbrella bones, umbrella nests, and umbrella surfaces, which are used to provide shade (sun umbrellas), shelter from wind and rain (umbrellas), as decoration (craft umbrellas), to provide resistance (parachutes), and so on.

Among these accessories, the umbrella handle belongs to the holding part of the umbrella pole; the umbrella pole is the main backbone of the entire umbrella and supports the entire umbrella; the umbrella bone supports the entire umbrella surface, which can usually be folded and stretched for easy carrying; the umbrella nest is an umbrella The bone is folded and unfolded; the umbrella surface is attached to the main umbrella bone as a functional part, and is used to provide, for example, but not limited to, shade, rain, and the like.

FIG. 1 is a schematic diagram of an umbrella stand in the prior art. In FIG. 1, the umbrella bone includes a main umbrella bone 1, an auxiliary umbrella bone 2 and a pull bone 3, which are pivotally connected to the upper nest 4, the middle nest 5 and the lower nest 6, respectively. Spring 7. This umbrella is powered by a spring 7 when it is unfolded, and requires the user to manually operate the lower nest 6 when it is stowed.

In some other umbrellas, the lower nest 6, the spring 7, and the pull bone 3 in the figure can be omitted. At this time, both the unfolding and retracting of the umbrella need to manually operate the lower nest (that is, the middle nest 5 in the figure).

Summary of the Invention

It is an object of one aspect of the present invention to provide an improved umbrella main bone.

Another object of the present invention is to provide a main umbrella bone driving rod capable of cooperating with the main umbrella bone.

Another object of the present invention is to provide a main umbrella bone driving device including the foregoing main umbrella bone and a main umbrella bone driving rod.

It is another object of the present invention to provide an umbrella including the above-mentioned main umbrella bone driving device.

In order to achieve the foregoing object, a first aspect of the present invention provides a main umbrella bone of an umbrella, wherein the main umbrella bone includes:

A body, said body being strip-shaped; and

A gear portion located at one end of the main body, the main body and the gear portion being fixed together, and the main body being substantially coplanar with the gear portion.

Optionally, in the main umbrella bone as described above, the main body and the gear portion are integrally formed, for example, integrally formed by welding or integrally formed by molding.

Optionally, in the main umbrella bone as described above, the main body is tangent to a tooth top circle of the gear portion, or the main body is tangent to a tooth root circle of the gear portion, or The main body is coupled to the gear portion near a gear shaft hole.

In order to achieve the foregoing object, a second aspect of the present invention provides a main umbrella bone driving rod, wherein one end of the main umbrella bone driving rod is surrounded on its outer surface by a plurality of circumferential grooves, and adjacent ones A circumferentially extending tooth portion is formed between the grooves, which is adapted to apply a force along a longitudinal direction of the main umbrella bone driving rod when the main umbrella bone driving rod is operated.

Optionally, in the main umbrella bone driving rod as described above, the groove is a ring groove, and the main umbrella bone driving rod has a polygonal or circular cross section.

Optionally, in the main umbrella bone driving rod as described above, the groove is a spiral groove, and the main umbrella bone driving rod has a circular cross section.

In order to achieve the foregoing object, a third aspect of the present invention provides a main umbrella bone driving rod, wherein one end of the main umbrella bone driving rod is formed as a rack, and the rack and a gear portion of the main umbrella bone Cooperate to realize the collection and display of the umbrella.

In order to achieve the foregoing object, a fourth aspect of the present invention provides a main umbrella bone driving device, wherein the main umbrella bone driving device includes the main umbrella bone according to any one of the foregoing first aspects, and The main umbrella bone driving device includes the main umbrella bone driving rod according to any one of the second aspect or the third aspect.

Optionally, in the main umbrella bone driving device as described above, the gear portion engages a groove on the main umbrella bone driving rod, and a central axis of the gear portion and the main umbrella bone driving rod The vertical is vertical.

Optionally, in the main umbrella bone driving device described above, the main umbrella bone driving device further includes a power source, and is preferably arranged in the umbrella handle.

Optionally, in the main umbrella bone driving device described above, the power source is a motor, or the power source is a manual rack and pinion assembly.

Optionally, in the main umbrella bone driving device as described above, the main umbrella bone driving device further includes a transmission component, the transmission component is adapted to convert the rotary motion output by the power source into the main umbrella Linear motion of the bone drive rod.

Optionally, in the main umbrella bone driving device described above, the transmission component is a ball screw or a wire rope.

To achieve the foregoing object, a fifth aspect of the present invention provides an umbrella, wherein the umbrella includes a main umbrella bone driving device according to any one of the foregoing fourth aspects.

Optionally, in the umbrella as described above, the umbrella pole of the umbrella includes:

An outer rod, an upper nest is fixed or a fixed seat is formed at a top end of the outer rod, and a rotating shaft of the gear part is located at the upper nest or the fixed seat; and

An inner rod, which is the main umbrella bone driving rod.

Optionally, in the umbrella as described above, the rotating shaft of the gear portion is provided by a pivotal member, such as a wire, provided in the upper nest or the inner periphery of the fixed seat.

BRIEF DESCRIPTION OF THE DRAWINGS

The disclosure of the present invention will be more apparent with reference to the drawings. It should be understood that these drawings are for illustrative purposes only, and are not intended to limit the scope of protection of the present invention. In the picture:

1 is a schematic diagram of an umbrella stand in the prior art;

2 is a schematic diagram of a main umbrella bone of an umbrella according to the present invention;

3 is a partial schematic view of a main umbrella bone driving rod of an umbrella according to the present invention;

4 is a partial schematic view of a main umbrella bone driving device of an umbrella according to the present invention;

5 is a schematic diagram of an embodiment of an umbrella according to the present invention; and

6 is a schematic diagram of a rack and pinion assembly as a power source in an umbrella according to the present invention.

detailed description

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the drawings. In the drawings, the same reference numerals indicate the same or corresponding technical features. The drawings are not drawn to scale and can be used for reference to understand the technical concepts of the inventions in this application.

Fig. 2 is a schematic diagram of a main umbrella bone of an umbrella according to the present invention.

As can be seen from the figure, the main umbrella bone 10 may include a main body 11 and a gear portion 12.

As shown in the figure, the main body 11 of the main umbrella bone 10 may be in a strip shape. Although shown as straight in the figure, it may be curved and may have some flexibility.

This main umbrella bone 10 is suitable for attaching an umbrella cloth for forming an umbrella surface. In an alternative embodiment, the main body 11 may be provided with a hole (not shown) suitable for suturing the umbrella cloth and / or a pivot fulcrum (not shown) suitable for pivotally connecting the auxiliary umbrella bone. According to different situations, an umbrella may include 4 to 20 main ribs, preferably 6 to 10 main ribs, such as 8, so it may have a corresponding number of gear portions. It should be pointed out that the case where more than one main umbrella bone shares one gear part is not excluded here.

In one embodiment, each main rib 11 may have a gear portion 12 thereon. Optionally, according to the specific size of the umbrella, the diameter of the tooth top circle of the gear portion may be 5-10 mm, such as 7 mm; and the thickness of the gear portion may be 1-3 mm, such as 2 mm. The number of teeth on the entire circumference of the gear portion may be 6-18, for example, 12 teeth. The gear unit with such parameters has a simple and compact structure and is easy to manufacture and install. These size parameters are taken as examples, so the technical solution of the present application is not limited to the above size parameters.

According to the illustration, the gear portion 12 is located at one end of the main body 11, and the main body 11 and the gear portion 12 are fixed together. In an alternative embodiment, the two may be fixed together by other components, may be welded into one body, or formed directly and integrally. For example, the main body 11 and the gear portion 12 may be integrally formed by molding or the like.

The main body 11 is substantially coplanar with the gear portion 12 and is located in the same plane. In an alternative embodiment, the main body 11 may be tangent to the tooth top circle of the gear portion 12; or, the main body 11 may be tangent to the tooth root circle of the gear portion 12. In some embodiments, it is also conceivable to join the main body 11 to the gear portion 12 near the gear shaft hole; it may be connected to the center or edge of the gear portion. Therefore, it can be understood that the gear part here does not need to be provided with a complete gear, and may be a sector or an arcuate part of the gear, which can make the structure more compact.

3 is a partial schematic view of a main umbrella bone driving rod of an umbrella according to the present invention. The main umbrella bone driving rod 20 is adapted to cooperate with the main umbrella bone 10 in the foregoing embodiment. Reference numeral 21 in the figure indicates the main body of the main umbrella bone driving rod 20. Only a part of the main body 21 is shown here. Since the main umbrella bone driving rod 20 is an elongated member, only a part including a top end thereof is shown here in part, and the main umbrella having a groove 22 at the top end is suitable for the main umbrella. The teeth of the gear part 12 at the bone cooperate to drive the main umbrella bone and realize the retracting and spreading of the umbrella. In an alternative embodiment, when the gear portion is rotated 90 degrees, the main umbrella bone is subsequently rotated to a fully opened state, or an approximately horizontal state (when the umbrella rod is vertical).

As shown in the figure, one end of the main umbrella bone driving rod 20 is surrounded on its outer surface by a plurality of circumferential grooves 22, and adjacent grooves 22 are formed between the grooves adapted to operate along the main umbrella The bone driving rod 20 extends the teeth 23 in the circumferential direction of the longitudinal force.

In different embodiments, the groove may be a ring groove or a spiral groove.

In the case of a ring groove, by moving the main umbrella bone drive rod 20 up and down in the longitudinal direction, the gear portion 12 can control the retracting and spreading of the main umbrella bone 10. In an embodiment employing a ring groove, the main parasol driving rod may have a polygonal or circular cross section. The number of sides of the polygon is suitable for the same number of main ribs of the umbrella, and the teeth on each side can be respectively engaged with the gear portion of one main rib, providing sufficient power and reducing the pressure on each gear. , Reduce the wear of the gear part and the groove.

In the case of a spiral groove, by rotating the main umbrella bone driving rod 20 in the forward and reverse directions, the retracting and spreading of the main umbrella bone can be controlled by the gear portion 12. In the case of using a screw groove, the cross section of the main umbrella driving rod should be circular, or approximately circular.

When the number of main ribs is large, the main rib driving rod may be selected to be cylindrical.

In another optional implementation manner, the end of the main umbrella bone driving rod 20 may be formed as a rack at the end of the main umbrella bone 10 to cooperate with the gear portion 12 of the main umbrella bone 10 to realize the retracting and expanding of the umbrella. Depending on the number of the gear portions 12 distributed over the entire circumference, a corresponding number of racks may be provided or the racks may have teeth corresponding to the gear portions 12 on the sides.

FIG. 4 is a partial schematic view of a main umbrella bone driving device of an umbrella according to the present invention.

As shown in the figure, the main parachute drive device includes the aforementioned main parachute bone 10, and the main parachute drive device includes the aforementioned main parachute drive rod 20. The gear portion 12 can engage the groove 22 on the main rib driving rod, and the central axis of the gear portion 12 is perpendicular to the longitudinal direction of the main rib driving rod.

The figure also shows the upper nest 30 and the outer pole 40 of the umbrella. The upper nest 30 is fixed on the outer rod 40 and is used to provide a rotating shaft for the gear portion of the main umbrella bone 10. Specifically, a wire (not shown) may be threaded in the upper nest 30 in the circumferential direction as a rotation shaft of the gear portion.

In another embodiment, a fixed seat (not shown) may be formed near the end of the outer lever 40, and the gear part 12 may be installed in the fixed seat of the outer lever 40, that is, the gear part 12 is placed in the fixed seat, and metal is used. Wires, such as steel wires and iron wires, pass through the shaft holes of the gear unit so that the holes of the fixed seat are aligned with the shaft holes of the gear seat. After the wires pass through the holes and fix the gear units, the wires are wound tightly.

The main umbrella bone driving rod 20 in the figure is located on the outer rod 40. As the inner rod, in different embodiments, it can slide or rotate inside the outer rod, respectively. A bearing (see Fig. 5) may be provided between the inner rod and the outer rod to support the main parasol driving rod 20 within the outer rod 40.

The main umbrella bone driving device 20 may further include a power source, which is preferably arranged in the umbrella handle, which will be described in detail below with reference to FIG. 5. The power source may be a motor, or the power source may be a manual rack and pinion assembly. An example of the rack and pinion assembly is shown in FIG. 6. By pushing the horizontal rack 140 to drive the gear 150 to rotate, the internal gear (not shown) will drive the vertical rack 160 to move up and down. The vertical rack 160 can be directly connected to the main umbrella bone 10 or to the main umbrella bone driving rod 20 so as to drive the gear portion 12, and the umbrella surface can be extended and retracted.

The main umbrella bone driving device further includes a transmission component, such as a ball screw. The transmission component is adapted to convert the rotary motion output by the power source into a linear movement of the main umbrella bone driving rod.

Fig. 5 is a schematic diagram of an embodiment of an umbrella according to the present invention.

The main umbrella bone 10, the auxiliary umbrella bone 50, the pull bone 60, and the upper nest 30, the middle nest 70, the lower nest 80, and the spring 90 between the middle nest and the lower nest are shown schematically in FIG. The inner rod is the bearing 100 between the main umbrella driving rod 20 and the outer rod 40, the battery 110, the motor 120, and the transmission rod 130 in the umbrella handle. The output shaft of the motor 120 drives the transmission rod 130 to rotate, and the transmission rod 130 passes The screw is connected to one end of the inner rod and converts the rotary motion into the linear movement of the main umbrella bone driving rod.

In an alternative embodiment, the end of the transmission rod 130 has an external thread, and the corresponding end of the internal rod, that is, the main rib driving rod, is a sleeve with an internal thread. The external threaded end of the transmission rod 130 can be engaged with the sleeve. In the cylinder, when the two rotate and move with each other, longitudinal displacement occurs, and the telescopic effect of the main umbrella bone driving rod is realized.

It can be seen that, in this embodiment, the umbrella pole of the umbrella may include an outer pole 40 and an inner pole 20. The upper nest 30 is fixed at the top end of the outer rod 40, and the rotating shaft of the gear part is located at the upper nest 30. The inner rod is the main umbrella bone driving rod 20. The rotating shaft of the gear portion is provided by a pivotal member such as a wire provided in the inner periphery of the upper nest 30.

The umbrella handle can be provided with an up button and a down button.

When the up button is pressed, the motor 120 is started, which drives the transmission rod 130 to rotate. The transmission rod 130 pulls down the main umbrella bone driving rod 20 by a screw such as a screw. The groove 22 is connected to the gear portion 12, and the gear portion 12 is rotated. The main rib is raised, and the umbrella opens.

When the umbrella is opened, the spring 90 can help push the umbrella's main and auxiliary umbrella bones upwards, but it does not need to be too thick and only needs some pushing force, because there will be some When a force is closed, the spring 90 can neutralize the force, and also reduce the torsional force of the motor, so that the motor and the spring cooperate to open the umbrella.

The parachute operation is just the opposite. When the down button is pressed, the motor starts and rotates in the reverse direction, the transmission rod 130 rotates, and the main rib driving rod 20 is pushed upward by the screw, and the gear portion 12 is driven through the groove 22. At this time, the gear portion 12 rotates in the reverse direction. The umbrella bone hangs down and the umbrella is retracted.

In such an embodiment, when the umbrella is fully supported and completely retracted, the required push-pull stroke of the main umbrella bone drive rod 20 is very short and the operation is very fast.

In an alternative embodiment, the umbrella may also be a folding umbrella, and the pull bone 60, the spring 90, the lower nest 80, and the like may not be provided.

The transmission rod 130 in the embodiment of FIG. 5 can be omitted, and the main umbrella bone driving rod 20 is pulled by a cord or the like. When the motor is started, the cord can be pulled to realize umbrella collection or open the umbrella. In another embodiment, a cord can be connected to the main umbrella bone driving rod 20, a hole is opened at the top, the cord is threaded into it, and the cord is connected to the motor. When the motor is started, the cord is pulled, Put the umbrella away and open the umbrella when you release the cord. It can be understood that when the motor is used to drive the cord, the motor can be positioned horizontally, the cord is wound on the motor shaft, and the cord can be retracted when the motor is rotated.

In another optional embodiment, the screw (or lead screw) transmission between the transmission rod 130 and the main rib driving rod 20 may not be used, and the top gear portion is connected to the groove unchanged. The bottom rack is connected, and the rack is connected to the motor with a gear. When the motor rotates, the gear is driven to rotate at the same time. Put the umbrella in the opposite direction.

The technical scope of the present invention is not limited to the content of the above description, and those skilled in the art can make various modifications and modifications to the above embodiments without departing from the technical idea of the present invention, and these modifications and modifications should all belong to Within the scope of the invention.

Claims

A main umbrella bone of an umbrella is characterized in that the main umbrella bone includes:

A body, said body being strip-shaped; and

A gear portion located at one end of the main body, the main body and the gear portion being fixed together, and the main body being substantially coplanar with the gear portion.
The main umbrella bone according to claim 1, wherein the main body is integrally formed with the gear portion, for example, integrally formed by welding or integrally formed by molding.
The main umbrella bone according to claim 1 or 2, wherein the main body is tangent to a tooth top circle of the gear portion, or the main body is tangent to a tooth root circle of the gear portion, or The main body is coupled to the gear portion near a gear shaft hole.
A main umbrella bone driving rod, characterized in that one end of the main umbrella bone driving rod is surrounded on its outer surface by a plurality of circumferential grooves, and an adjacent groove is formed between the grooves and is suitable for an operation place. When the main umbrella bone driving rod is applied, a tooth portion extending in a circumferential direction is applied along a longitudinal direction of the main umbrella bone driving rod.
The main umbrella bone driving rod according to claim 4, wherein the groove is a ring groove, and the main umbrella bone driving rod has a polygonal or circular cross section.
The main umbrella bone driving rod according to claim 4, wherein the groove is a spiral groove, and the main umbrella bone driving rod has a circular cross section.
A main umbrella bone driving rod is characterized in that a rack is formed at one end of the main umbrella bone driving rod, and the rack cooperates with a gear portion of the main umbrella bone to realize the retracting and expanding of the umbrella.
A main umbrella bone driving device, wherein the main umbrella bone driving device includes the main umbrella bone according to any one of claims 1 to 3, and the main umbrella bone driving device includes the foregoing The main umbrella bone driving rod according to any one of claims 4 to 7.
The main umbrella bone driving device according to claim 8, wherein the gear portion engages a groove or a rack on the main umbrella bone driving rod, and a central axis of the gear portion is driven with the main umbrella bone The length of the rod is vertical.
The main umbrella bone driving device according to claim 8, wherein the main umbrella bone driving device further comprises a power source, preferably arranged in the umbrella handle.
The main umbrella driving device according to claim 10, wherein the power source is a motor, or the power source is a manual rack and pinion assembly.
The main umbrella bone driving device according to claim 11, wherein the main umbrella bone driving device further comprises a transmission member, the transmission member is adapted to convert the rotary motion output by the power source into the main umbrella bone driving Linear movement of the rod.
The main umbrella driving device according to claim 12, wherein the transmission member is a lead screw or a wire.
An umbrella, characterized in that the umbrella includes a main umbrella bone driving device according to any one of claims 8 to 13.
The umbrella of claim 14, wherein the umbrella pole of the umbrella comprises:

An outer rod, an upper nest is fixed or a fixed seat is formed at a top end of the outer rod, and a rotating shaft of the gear part is located at the upper nest or the fixed seat; and

An inner rod, which is the main umbrella bone driving rod.
The umbrella according to claim 15, wherein the rotating shaft of the gear portion is provided by a pivotal member such as a wire provided in an inner circumferential direction of the upper nest or the fixed seat.