Retractable handheld wind power generation device

Abstract

The utility model discloses a retractable handheld wind power generation device which comprises a supporting shaft, a rotating mechanism connected with the supporting shaft and a power generation mechanism movably connected with the rotating mechanism. The rotating mechanism comprises a first support arranged on the supporting shaft in a sleeving mode and a second support arranged at one end of the supporting shaft, and the first support and the second support rotate on the supporting shaft under the action of wind power; the power generation mechanism comprises a plurality of folding assemblies movably connected with the first support and the second support and power generation assemblies arranged at the ends, away from the supporting shaft, of the folding assemblies, and the power generation assemblies are movably connected with the folding assemblies; the first support is pushed in the direction away from the second support, and the power generation assembly is unfolded for wind power generation. According to the utility model, the hand-held supporting shaft is utilized, the power generation assembly is connected to the first support and the second support which can rotate on the supporting shaft through the folding assembly on the supporting shaft, and the unfolding state and the closing state of the power generation assembly are switched through the folding assembly, so that storage and transportation are facilitated.

Description

Technical Field

[0001] The utility model relates to the field of power generation, in particular to a retractable handheld wind power generation device. Background Art

[0002] Wind power generation refers to converting the kinetic energy of wind into electrical energy. Wind energy is a clean and pollution-free renewable energy source that has been utilized by people for a long time. It is mainly used to pump water and grind flour through windmills. What people are interested in is how to use wind to generate electricity. Utilizing wind power generation is very environmentally friendly, and the wind energy reserve is huge, so it has been increasingly valued by countries around the world.

[0003] Currently, wind power generation devices are mainly divided into two structural forms: vertical axis and horizontal axis. The vertical axis wind turbine does not need to face the wind when the wind direction changes. Compared with the horizontal axis wind turbine, it has a simple structural design, reduces the resistance when the wind wheel faces the wind, and has the characteristics of high efficiency, and is widely used in the low-power section. The vertical axis wind power generation equipment uses a fixed bracket as the support structure and installs a fan at the top, and directly unfolds into the windward state.

[0004] However, the existing vertical axis wind power generation equipment has a large external dimension, is not convenient for storage and transportation, and is not applicable in some restricted environments. Content of the Utility Model

[0005] Based on this, the purpose of the utility model is to provide a retractable handheld wind power generation device, aiming to solve the problems that the existing vertical axis wind power generation equipment has a large external dimension, is not convenient for storage and transportation, and is not applicable in some restricted environments.

[0006] To achieve the above purpose, the utility model is realized through the following technical solutions: a retractable handheld wind power generation device, the retractable handheld wind power generation device includes a support shaft, a rotating mechanism movably connected to the support shaft, and a power generation mechanism movably connected to the rotating mechanism;

[0007] The rotating mechanism includes a first bracket sleeved on the support shaft and a second bracket arranged at one end of the support shaft. The first bracket and the second bracket rotate on the support shaft under the action of wind force;

[0008] The power generation mechanism includes a plurality of folding components movably connected to the first bracket and the second bracket, and a power generation component arranged at the end of the folding component far from the support shaft. The power generation component is movably connected to the folding component;

[0009] Wherein, pushing the first bracket away from the second bracket to unfold the power generation component for wind power generation.

[0010] In summary, a retractable hand-held wind power generation device proposed according to the present utility model utilizes a hand-held support shaft, and on the support shaft, the power generation assembly is connected to a first bracket and a second bracket that can rotate on the support shaft through a folding assembly. By folding the brackets, the unfolded and closed states of the power generation assembly can be switched, which is convenient for storage and transportation. Specifically, the rotation mechanism includes a first bracket and a second bracket sleeved on the support shaft and rotatable on the support shaft; the power generation mechanism includes a plurality of folding assemblies movably connected to the first bracket and the second bracket, and a power generation assembly provided at one end of the folding assembly away from the support shaft, and the power generation assembly is movably connected to the folding assembly. By pushing the first bracket, a plurality of power generation assemblies provided on the support shaft are unfolded, and then power is generated by the wind. If it is necessary to switch to the closed state, only need to retract the first bracket and drive the folding assembly to close, so that the power generation assembly fits on the support shaft machine, and then the closed and unfolded states of the power generation device can be easily switched, and at the same time, the hand-held support shaft is also convenient to carry.

[0011] On one hand according to the above technical solution, one end of the first bracket close to the second bracket is provided with a first connection point for rotatably connecting with the folding assembly.

[0012] On one hand according to the above technical solution, a bearing is provided between the first bracket and the support shaft.

[0013] On one hand according to the above technical solution, the second bracket includes a rotating member provided on the support shaft, a telescopic rod provided on the rotating member, and a connecting plate provided at one end of the telescopic rod away from the rotating member, and the telescopic rod drives the connecting plate to move along the length direction of the support shaft.

[0014] On one hand according to the above technical solution, a plurality of second connection points are provided on one side of the connecting plate facing the rotating member for connecting the folding assembly.

[0015] On one hand according to the above technical solution, the folding assembly includes a first folding rod with one end movably connected to the first connection point, and a second folding rod with one end movably connected to the second connection point, and the other ends of the first folding rod and the second folding rod are both movably connected to the power generation mechanism.

[0016] On one hand according to the above technical solution, the first folding rod and the second folding rod cross and jointly rotate around a third connection point.

[0017] On one hand according to the above technical solution, the power generation assembly includes a power generation board, a fourth connection point provided on the power generation board, and a slide rail provided on the power generation board. One end of the first folding rod away from the first bracket is movably connected to the slide rail to form a fifth connection point.

[0018] According to one aspect of the above technical solution, a jacking bracket for abutting against the second bracket is further provided at the top of the support shaft.

[0019] Additional aspects and advantages of the present utility model will be given in part in the following description, become apparent in part from the following description, or be understood through the practice of the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The above and / or additional aspects and advantages of the present utility model will become apparent and be readily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0021] Figure 1 is a schematic diagram of the closed structure of the retractable hand-held wind power generation device in an embodiment of the present utility model;

[0022] Figure 2 is a top view of the retractable hand-held wind power generation device in the closed state in an embodiment of the present utility model;

[0023] Figure 3 is a schematic diagram of the unfolded structure of the retractable hand-held wind power generation device in an embodiment of the present utility model;

[0024] Figure 4 is a top view of the retractable hand-held wind power generation device in the unfolded state in an embodiment of the present utility model.

[0025] Description of the symbols of the components in the drawings:

[0026] Support shaft 100, jacking bracket 110, pin 120, rotating mechanism 200, first bracket 210, bearing 211, first connection point 212, second bracket 220, rotating member 221, limiting groove 2211, telescopic rod 222, connecting plate 223, second connection point 224, power generation mechanism 300, folding assembly 310, first folding rod 311, second folding rod 312, third connection point 313, power generation assembly 320, power generation plate 321, fourth connection point 322, slide rail 323, fifth connection point 324. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0027] In order to make the objectives, features, and advantages of the present utility model more apparent and understandable, the following detailed description of the specific embodiments of the present utility model will be given in conjunction with the drawings. Several embodiments of the present utility model are shown in the drawings. However, the present utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the disclosure of the present utility model more thorough and comprehensive.

[0028] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can also be an intermediate element. When an element is considered to be "connected to" another element, it can be directly connected to the other element or there may be an intermediate element at the same time. The terms "vertical", "horizontal", "left", "right", "up", "down" and similar expressions used in this article are only for the purpose of illustration, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model.

[0029] In the present utility model, unless otherwise clearly defined and limited, terms such as "installed", "connected", "connected to", "fixed" and other terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The term "and / or" used in this article includes any and all combinations of one or more of the related listed items.

[0030] Please refer to Figures 1-4 , which shows a structural schematic diagram of a retractable hand-held wind power generation device in an embodiment of the present utility model. The retractable hand-held wind power generation device includes a support shaft 100, a rotating mechanism 200 movably connected to the support shaft 100, and a power generation mechanism 300 movably connected to the rotating mechanism 200, wherein:

[0031] In order to achieve the wind power generation function, a rotating mechanism 200 is provided on the support shaft 100 to drive the power generation mechanism 300 to rotate. The rotating mechanism 200 includes a first bracket 210 sleeved on the support shaft 100 and a second bracket 220 provided at one end of the support shaft 100. Both the first bracket 210 and the second bracket 220 are used to connect the power generation mechanism 300 and can rotate on the support shaft 100.

[0032] Furthermore, a bearing 211 is also provided between the first bracket 210 and the support shaft 100. The first bracket 210 is provided on the bearing 211 so that the first bracket 210 can rotate smoothly around the support shaft 100. For the second bracket 220, the second bracket 220 includes a rotating member 221 provided on the support shaft 100, a telescopic rod 222 provided on the rotating member 221, and a connecting plate 223 provided at the end of the telescopic rod 222 away from the rotating member 221. Among them, the rotating member 221 in this embodiment can rotate on the support shaft 100 and can also move along the length direction of the support shaft 100.

[0033] When it needs to be unfolded, just push the first bracket 210 along the support shaft 100 in a direction away from the second bracket 220, so that the folding mechanism connected to the first bracket 210 and the second bracket 220 is switched to the unfolded state, and then wind power generation can be carried out; when it needs to be switched to the closed state, since a limit groove 2211 is provided on the rotating member 221 along the length direction of the support shaft 100, and a shaft pin 120 is provided on the support shaft 100, just rotate the rotating member 221 to align the limit groove 2211 with the shaft pin 120, and push the second bracket 220 in a direction close to the first bracket 210, and then the shaft pin 120 is clamped in the limit groove 2211 until the second bracket 220 is completely retracted, and at this time the folding mechanism is closed.

[0034] It should be emphasized that when the second bracket 220 is unfolded, a jacking bracket 110 is further provided at the top of the support shaft 100. One end of the jacking bracket 110 abuts against the connecting plate 223 to be used for jacking open the second bracket 220, so that the second bracket 220 is switched to the unfolded state.

[0035] Furthermore, in order to connect the folding mechanism, a plurality of first connection points 212 are provided at one end of the first bracket 210 close to the second bracket 220, and a second connection point 224 is provided at one end of the connecting plate 223 facing the first bracket 210. The first connection point 212 and the second connection point 224 are both used for connecting the folding brackets.

[0036] In order to realize the power generation function, it includes a plurality of folding components 310 movably connected to the first bracket 210 and the second bracket 220, and a power generation component 320 provided at one end of the folding component 310 away from the support shaft 100. The folding component 310 and the power generation component 320 are also movably connected.

[0037] The folding component 310 includes a first folding rod 311 with one end movably connected to the first connection point 212, and a second folding rod 312 with one end movably connected to the second connection point 224. The other ends of the first folding rod 311 and the second folding rod 312 are both movably connected to the power generation mechanism 300. In order to enable the power generation component 320 to be switched between the closed and unfolded states, the first folding rod 311 and the second folding rod 312 are cross-connected to the power generation component 320, and the intersection point of the first folding rod 311 and the second folding rod 312 is the third connection point 313, and both the first folding rod 311 and the second folding rod 312 can rotate around the third connection point 313.

[0038] In addition, the power generation assembly 320 further includes a power generation panel 321 disposed parallel to the support shaft 100, a fourth connection point 322 disposed on the power generation panel 321, and a slide rail 323 disposed on the power generation panel 321. One end of the first folding rod 311 away from the first bracket 210 is movably connected to the slide rail 323 to form a fifth connection point 324, and the fifth connection point 324 moves up and down along the slide rail 323. One end of the second folding rod 312 away from the second bracket 220 is connected to the fourth connection point 322. The first folding rod 311, the second folding rod 312, the first bracket 210, the second bracket 220, and the power generation panel 321 are movably connected and rotate around the first connection point 212, the second connection point 224, the third connection point 313, the fourth connection point 322, and the fifth connection point 324 to switch the device between the closed and unfolded states, so as to meet the requirements of power generation work and facilitate storage and handholding.

[0039] In this embodiment, there are six groups of power generation mechanisms 300, which are equidistantly arranged on the circumferential surface of the support shaft 100. In some other embodiments, there are, including but not limited to, six groups of power generation assemblies 320 to achieve high-intensity wind power generation.

[0040] In summary, for a retractable and handheld wind power generation device proposed according to the present utility model, by using a handheld support shaft, and then connecting a power generation assembly to a first bracket and a second bracket that can rotate on the support shaft through a folding assembly on the support shaft, the unfolded and closed states of the power generation assembly are switched by folding the brackets, thereby facilitating storage and transportation. Specifically, the rotation mechanism includes a first bracket and a second bracket sleeved on the support shaft and rotatable on the support shaft; the power generation mechanism includes a plurality of folding assemblies movably connected to the first bracket and the second bracket, and a power generation assembly disposed at one end of the folding assembly away from the support shaft, and the power generation assembly is movably connected to the folding assembly. By pushing the first bracket, a plurality of power generation assemblies disposed on the support shaft are unfolded, and then power generation is carried out by wind power. If it is necessary to switch to the closed state, only the first bracket needs to be retracted to drive the folding assembly to close, so that the power generation assembly fits on the support shaft machine, and thus the closed and unfolded states of the power generation device can be easily switched, and at the same time, the handheld support shaft is also convenient to carry.

[0041] In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0042] The above-described embodiments merely represent several implementation manners of the present utility model. The description thereof is relatively specific and detailed, but it should not be construed as a limitation on the scope of the patent of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the concept of the present utility model, several modifications and improvements can still be made, and these all fall within the protection scope of the present utility model. Therefore, the protection scope of the patent of the present utility model shall be subject to the appended claims.

Claims

1. A retractable handheld wind power generation device, characterized in that: The retractable handheld wind power generation device comprises a support shaft, a rotating mechanism movably connected to the support shaft, and a power generation mechanism movably connected to the rotating mechanism; The rotating mechanism comprises a first bracket sleeved on the supporting shaft and a second bracket arranged at one end of the supporting shaft, wherein the first bracket and the second bracket rotate on the supporting shaft under the action of wind force; A power generation mechanism, comprising a plurality of folding components movably connected to the first bracket and the second bracket, and a power generation component disposed at one end of the folding component away from the support shaft, wherein the power generation component is movably connected to the folding component; The first bracket is pushed in a direction away from the second bracket to unfold the power generation assembly for wind power generation.

2. The retractable handheld wind power generation device according to claim 1, characterized in that: A first connection point for rotationally connecting with the folding assembly is provided at one end of the first bracket close to the second bracket.

3. The retractable handheld wind power generation device according to claim 2, characterized in that: A bearing is provided between the first bracket and the supporting shaft.

4. The retractable handheld wind power generation device according to claim 1, characterized in that: The second bracket includes a rotating member arranged on the supporting shaft, a telescopic rod arranged on the rotating member, and a connecting plate arranged at one end of the telescopic rod away from the rotating member, and the telescopic rod drives the connecting plate to move along the length direction of the supporting shaft.

5. The retractable handheld wind power generation device according to claim 4, characterized in that: A plurality of second connection points are arranged on one side of the connection plate facing the rotating member for connecting the folding assembly.

6. The retractable handheld wind power generation device according to claim 1, characterized in that: The folding assembly includes a first folding rod with one end movably connected to a first connection point, and a second folding rod with one end movably connected to a second connection point, and the other ends of the first folding rod and the second folding rod are both movably connected to the power generation mechanism.

7. The retractable handheld wind power generation device according to claim 6, characterized in that: The first folding rod and the second folding rod cross each other and rotate together around a third connection point.

8. The retractable handheld wind power generation device according to claim 1, characterized in that: The power generation assembly includes a power generation plate, a fourth connection point arranged on the power generation plate, and a slide rail arranged on the power generation plate, and one end of the first folding rod away from the first bracket is movably connected to the slide rail to form a fifth connection point.

9. The retractable handheld wind power generation device according to claim 1, characterized in that: The top of the support shaft is also provided with a lifting bracket for leaning against the second bracket.

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