Flagpole fixing device

By designing a flagpole fixing device including a base, fixing part and angle adjustment part, the problem that traditional devices cannot adjust the flagpole angle is solved, and the flexible installation and rapid adjustment of the flagpole is realized, improving the user experience.

CN223237531UActive Publication Date: 2025-08-19彭洁钊
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Patent Information

Application Number
CN202422855180.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-21
Publication Date
2025-08-19
Estimated Expiration
2034-11-21

AI Technical Summary

Technical Problem

Traditional flagpole fixing devices can only be fixed, and the flagpole angle cannot be adjusted after fixing, resulting in a poor user experience.

Method used

A flagpole fixing device including a base, a fixing part and an angle adjustment part is designed. A connecting plate is provided on the base, and the fixing part is connected to the base. The angle adjustment part is composed of a rotating member and a locking part. The rotating member is rotatably connected to the connecting plate. The locking part is used to lock the flagpole. The user can manually adjust the angle of the flagpole and fix it.

Benefits of technology

It realizes flexible installation and rapid angle adjustment of the flagpole, improves the flexibility and adaptability of the flagpole, adapts to different types of flagpoles, and simplifies the installation and adjustment process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a flagpole fixing device, and relates to the technical field of automobile flagpole fixation, the flagpole fixing device comprises a base, a fixing part and an angle adjusting part, the base is provided with a connecting plate; the fixing part is connected with the base, and the fixing part is located on the side, opposite to the connecting plate, of the base; the angle adjusting part comprises a rotating piece and a locking part, the rotating piece is rotationally connected with the connecting plate, the locking part is connected with the rotating piece, and the locking part is used for locking the flagpole. According to the technical scheme, the problem that a traditional flagpole fixing device can only fix a flagpole and cannot adjust the angle of the flagpole after the flagpole is fixed, so that the use experience of a user is poor can be solved.
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Description

Technical Field

[0001] The utility model relates to the technical field of automobile flagpole fixing, in particular to a flagpole fixing device. Background Art

[0002] With the increasing popularity of car decoration and customization, more and more car owners are choosing to install flagpoles as part of their personalized decor. During off-road events and activities, flagpoles and flags serve as identification tools, helping to mitigate risks, such as warnings and distance measurement. Flags also serve as a symbol of identity, allowing users to identify a vehicle's team or club, enhancing recognition. Flagpole mounting products are constantly being updated, with more versatile and multifunctional options emerging.

[0003] Traditional flagpole fixing devices can usually only fix the flagpole, and cannot adjust the angle of the flagpole after fixing the flagpole, resulting in a poor user experience. Utility Model Content

[0004] The main purpose of the utility model is to propose a flagpole fixing device, which aims to solve the problem that traditional flagpole fixing devices can usually only fix the flagpole but cannot adjust the angle of the flagpole after fixing the flagpole, resulting in a poor user experience.

[0005] To achieve the above-mentioned purpose, the flagpole fixing device proposed in the present invention includes a base, a fixing part and an angle adjustment part, wherein the base is provided with a connecting plate; the fixing part is connected to the base, and the fixing part is located on the side of the base facing away from the connecting plate; the angle adjustment part includes a rotating part and a locking part, the rotating part is rotatably connected to the connecting plate, the locking part is connected to the rotating part, and the locking part is used to lock the flagpole.

[0006] In one embodiment, the rotating member is provided with a rotating hole, the rotating hole is located at one end of the rotating member close to the locking portion, and the connecting plate is provided with a rotating shaft that cooperates with the rotating hole.

[0007] In one embodiment, the rotating member further has a limiting hole, and the flagpole fixing device includes a limiting shaft, which is detachably connected to the connecting plate and passes through the limiting hole to limit the rotation range of the rotating member.

[0008] In one embodiment, the limiting shaft includes an external threaded section and a second gripping section, the external threaded section is connected to the second gripping section, a threaded hole matching the external threaded section is provided on the connecting plate, and the limiting shaft is screwed to the connecting plate through the external threaded section and the threaded hole.

[0009] In one embodiment, the orthographic projection of the second gripping segment on the rotating member blocks the periphery of the limiting hole, the rotating member is located between the second gripping segment and the connecting plate, and the limiting shaft rotates to make the second gripping segment abut against or disengage from the rotating member.

[0010] In one embodiment, the locking portion includes a mounting member and a flagpole locking member, wherein a mounting groove is provided in the mounting member, wherein the mounting groove can accommodate a flagpole, and the flagpole locking member is screwed to the mounting member, and the flagpole locking member is rotated to lock or unlock the flagpole.

[0011] In one embodiment, the mounting member is provided with a locking hole, the locking hole is communicated with the mounting groove, and the locking hole is located at an end of the mounting member away from the connecting plate; the flagpole locking member is screwed to the locking hole.

[0012] In one embodiment, the flagpole locking piece is provided with a first gripping section, which is located at one end of the flagpole locking piece away from the rotating piece, and the cross-sectional area of the first gripping section along the axial extension direction of the flagpole locking piece is larger than the cross-sectional area of the locking hole.

[0013] In one embodiment, the fixing portion includes a magnetic member, the magnetic member is detachably connected to the base, and the magnetic member is located on a side of the base facing away from the connecting plate.

[0014] In one embodiment, the mounting member is provided with a drainage hole, the drainage hole is communicated with the mounting groove, and the drainage hole is located on the bottom wall of the mounting groove.

[0015] The present utility model provides a flagpole fixing device comprising a base, a fixing portion, and an angle adjustment portion. The base is provided with a connecting plate, and the fixing portion is connected to the base and located on the side of the base facing away from the connecting plate. The angle adjustment portion comprises a rotating member and a locking portion. The rotating member is rotatably connected to the connecting plate to adjust the rotation angle of the flagpole, while the locking portion is connected to the rotating member and is used to lock the flagpole into the locking portion. This flagpole fixing device allows users to fix different flagpoles and quickly adjust and fix the flagpole in different situations, thereby increasing the flexibility and adaptability of flagpole use. This flagpole fixing device can accommodate different types of flagpoles, resolving the issue of traditional flagpole fixing devices being limited to specific flagpoles and unable to adapt to newer and upgraded flagpole products. Users can easily adjust the flagpole's angle manually without the need for any external tools, making installation and adjustment much simpler and faster. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying any creative work.

[0017] Figure 1 This is a structural diagram of an embodiment of a flagpole fixing device provided by the present utility model;

[0018] Figure 2 This is a structural schematic diagram of another embodiment of the flagpole fixing device provided by the present utility model;

[0019] Figure 3 This is a structural schematic diagram of another embodiment of the flagpole fixing device provided by the present invention.

[0020] Description of Figure Numbers:

[0021] 100. Flagpole fixing device; 1. Base; 11. Connecting plate; 2. Fixing part; 3. Angle adjustment part; 31. Rotating part; 32. Locking part; 321. Mounting part; 322. Flagpole locking part; 321a. Mounting groove; 321b. Locking hole; 321c. Drain hole; 3221. First gripping section; 31a. Rotating hole; 111. Rotating axis; 31b. Limiting hole; 4. Limiting axis; 41. External threaded section; 42. Second gripping section; 11a. Threaded hole; 21. Magnetic part.

[0022] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0024] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0025] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of such features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel schemes. Taking "A and / or B" as an example, it includes scheme A, or scheme B, or a scheme in which A and B are satisfied at the same time. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is mutually contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0026] The present invention provides a flagpole fixing device 100 .

[0027] See also Figure 1 In one embodiment of the present utility model, the flagpole fixing device 100 includes a base 1, a fixing part 2 and an angle adjustment part 3, the base 1 is provided with a connecting plate 11; the fixing part 2 is connected to the base 1, and the fixing part 2 is located on the side of the base 1 facing away from the connecting plate 11; the angle adjustment part 3 includes a rotating part 31 and a locking part 32, the rotating part 31 is rotatably connected to the connecting plate 11, and the locking part 32 is connected to the rotating part 31, and the locking part 32 is used to lock the flagpole.

[0028] In this embodiment, the base 1 serves as a basic structure and is usually made of high-strength plastic or metal materials, such as aluminum alloy, carbon steel or stainless steel, to ensure durability and reliability under various environmental conditions. The shape of the base 1 can be rectangular or circular to adapt to different installation surfaces. The connecting plate 11, as a part of the base 1, is usually located on the top or one side of the base 1 and is used to connect to the flagpole or other accessories. The connecting plate 11 can be flat or designed with grooves or protrusions to facilitate the fixation and angle adjustment of the flagpole. The base 1 can be fixed to the surface of the car by bolts, clamps or strong magnets, while the connecting plate 11 provides a stable platform for the installation and adjustment of the flagpole, ensuring the stability and safety of the flagpole during use.

[0029] Among them, the flagpole fixing device 100 is suitable for fixing various car flagpoles, especially in scenarios where flagpoles need to be installed quickly and firmly, such as in off-road vehicle competitions, team marches, or special event signs. The fixing part 2 is connected to the base 1 by bolts, welding, or integrated molding. The fixing part 2 is located on the side of the base 1 facing away from the connecting plate 11. Such a layout can make the arrangement of the flagpole on the car more flexible while reducing interference with the appearance of the vehicle. The fixing part 2 can generally be a suction cup or a strong magnetic structure, which is mainly used to stably and accurately install the base 1 to the specified position, and then install structures such as flagpoles.

[0030] It should be noted that the angle adjustment portion 3 includes a rotating member 31 and a locking portion 32. The rotating member 31 is rotatably connected to the connecting plate 11, and the locking portion 32 is connected to the rotating member 31. The angle adjustment portion 3 is suitable for scenarios where the flagpole angle needs to be adjusted in different occasions and under different wind directions, such as cars, ships, or outdoor billboards, to ensure the display effect and stability of the flag. The rotating member 31 and the locking portion 32 can be made of durable and high-strength metal materials, such as stainless steel or aluminum alloy. These materials can ensure the corrosion resistance and durability of the components under various climatic conditions while maintaining lightness. The rotating member 31 can be designed to be cylindrical or square, and the locking portion 32 can be designed to be a threaded component, or a clamping mechanism can be used to achieve a secure locking of the flagpole. The rotational connection between the rotating member 31 and the connecting plate 11 can be achieved through structures such as bearings or hinges, allowing the flagpole to rotate freely in the vertical or horizontal direction to adapt to different display angles. The connection between the locking part 32 and the rotating part 31 can be designed to be spiral or clamping. The user can adjust the tightness of the flagpole by rotating the locking part 32 to ensure that the flagpole can be stably maintained after being adjusted to the ideal angle to prevent loosening due to wind or other external forces.

[0031] The present utility model discloses a flagpole fixing device 100 comprising a base 1, a fixing portion 2, and an angle adjustment portion 3. The base 1 is provided with a connecting plate 11. The fixing portion 2 is connected to the base 1 and is located on the side of the base 1 facing away from the connecting plate 11. The angle adjustment portion 3 comprises a rotating member 31 and a locking portion 32. The rotating member 31 is rotatably connected to the connecting plate 11 to adjust the rotation angle of the flagpole, while the locking portion 32 is connected to the rotating member 31 and is used to lock the flagpole in the locking portion 32. This flagpole fixing device 100 allows users to fix different flagpoles and quickly adjust and fix the flagpole in different situations, thereby improving the flexibility and adaptability of flagpole use. This flagpole fixing device 100 can adapt to different types of flagpoles, resolving the problem of traditional flagpole fixing devices 100 being limited to specific flagpoles and unable to adapt to newer and upgraded flagpole products. Users can easily adjust the flagpole's angle manually without the need for any external tools, making the flagpole installation and adjustment process much simpler and faster.

[0032] In one embodiment of the present invention, please refer to Figure 1 The rotating member 31 is provided with a rotating hole 31 a, which is located at one end of the rotating member 31 close to the locking portion 32, and the connecting plate 11 is provided with a rotating shaft 111 that cooperates with the rotating hole 31 a.

[0033] In this embodiment, the rotating member 31 is provided with a rotating hole 31a, which is located at one end of the rotating member 31 near the locking portion 32 and is used to cooperate with the rotating shaft 111 on the connecting plate 11. The diameter of the rotating hole 31a is slightly larger than the diameter of the rotating shaft 111 to ensure that the rotating shaft 111 can be smoothly inserted and to allow the rotating member 31 to rotate around the rotating shaft 111. This allows the flagpole to be adjusted to different angles after being fixed to suit different usage requirements. This improves the flexibility and adjustability of the flagpole fixing device 100, allowing the flagpole to be quickly adjusted to the ideal position according to actual needs, thereby enhancing the product's adaptability and user experience.

[0034] In one embodiment of the present invention, please refer to Figure 1 The rotating member 31 also has a limiting hole 31b. The flagpole fixing device 100 includes a limiting shaft 4, which is detachably connected to the connecting plate 11. The limiting shaft 4 is passed through the limiting hole 31b to limit the rotation range of the rotating member 31.

[0035] In one embodiment, the rotating member 31 is provided with a limiting hole 31b. This hole 31b is typically a waist-shaped, arc-shaped hole designed to accommodate the arc of rotation of the rotating member 31. The arc segment of the limiting hole 31b is centered around the rotating hole 31a. The limiting hole 31b is located at the end of the rotating member 31 away from the locking portion 32. The limiting shaft 4 is designed as a slender rod that can be detachably connected to the connecting plate 11. One end of the rod extends through the limiting hole 31b, while the other end is connected to the connecting plate 11 via threads, a snap, or other mechanical means. This design allows the rotating member 31 to be positioned by the limiting hole 31b and the limiting shaft 4, while also limiting the rotation angle of the rotating member 31, ensuring that the flagpole remains stable after being adjusted to a specific angle. This improves the operational accuracy and safety of the flagpole fixing device 100, preventing the flagpole from excessive rotation due to misoperation or external forces, thereby ensuring the stability and reliability of the flagpole during use.

[0036] In one embodiment of the present invention, please refer to Figure 2 The limiting shaft 4 includes an external thread section 41 and a second grip section 42. The external thread section 41 is connected to the second grip section 42. A threaded hole 11a that cooperates with the external thread section 41 is opened on the connecting plate 11. The limiting shaft 4 is screwed to the connecting plate 11 through the external thread section 41 and the threaded hole 11a.

[0037] In this embodiment, the limiting shaft 4 includes an externally threaded section 41 and a second gripping section 42. The externally threaded section 41 and the second gripping section 42 are connected by threads or welding. The connecting plate 11 is provided with a threaded hole 11a that mates with the externally threaded section 41. The limiting shaft 4 is threadedly connected to the connecting plate 11 via the externally threaded section 41 and the threaded hole 11a. The externally threaded section 41 of the limiting shaft 4 is designed to mate with the threaded hole 11a of the connecting plate 11, allowing the limiting shaft 4 to be securely connected to the connecting plate 11 by rotation. The second gripping section 42 is located at the other end of the limiting shaft 4 and provides a user-friendly grip. The user can easily rotate the limiting shaft 4 to lock or unlock the rotating member 31. The beneficial effects of this design are: first, the detachable connection of the limiting shaft 4 enhances the flexibility of the device, facilitating user adjustment or replacement as needed; second, the design of the externally threaded section 41 ensures a secure connection, preventing the flagpole from loosening due to external forces or changing its angle, thereby improving the safety and reliability of the entire device and ensuring the stability of the flagpole during use.

[0038] In one embodiment of the present invention, please refer to Figure 1 The orthographic projection of the second gripping section 42 on the rotating member 31 blocks the periphery of the limiting hole 31b. The rotating member 31 is located between the second gripping section 42 and the connecting plate 11. The limiting shaft 4 rotates to make the second gripping section 42 abut against or disengage from the rotating member 31.

[0039] In the present invention, the externally threaded section 41 of the limiting shaft 4 is designed as an external thread that can match the internally threaded hole 11a on the connecting plate 11, so that the limiting shaft 4 can be firmly connected to the connecting plate 11 by rotation. The orthographic projection of the second gripping section 42 on the rotating member 31 blocks the periphery of the limiting hole 31b, so that the end of the second gripping section 42 closest to the rotating member 31 can abut against the periphery of the limiting hole 31b. The second gripping section 42 is located at the other end of the externally threaded section 41, providing a grip portion that is easy for the user to operate. The user can lock or unlock the rotating member 31 by rotating the second gripping section 42.

[0040] In one embodiment of the present invention, please refer to Figure 1 The locking portion 32 includes a mounting member 321 and a flagpole locking member 322. A mounting groove 321a is provided in the mounting member 321, and the mounting groove 321a can accommodate the flagpole. The flagpole locking member 322 is screwed to the mounting member 321. The flagpole locking member 322 is rotated to lock or unlock the flagpole.

[0041] In this embodiment, the locking portion 32 includes a mounting member 321 and a flagpole locking member 322. The mounting member 321 can be designed as a hollow cylindrical or rectangular parallelepiped structure, with the mounting groove 321a inside having a diameter slightly larger than the diameter of the flagpole to ensure smooth insertion and securement of the flagpole. The mounting member 321 can be made of high-strength plastic or aluminum alloy, which are both lightweight and mechanically strong. The flagpole locking member 322 is designed as a threaded cylindrical structure with internal threads on its outer surface that match the inner wall of the mounting member 321. The flagpole locking member 322 can also be made of high-strength plastic or metal to ensure reliability and durability when locking and unlocking the flagpole. The flagpole locking member 322 is screwed to the mounting member 321 using internal and external threads. The user can adjust the position of the flagpole locking member 322 within the mounting member 321 by rotating it, thereby locking and unlocking the flagpole. This design allows users to quickly and conveniently lock and unlock the flagpole, enhancing the flexibility and convenience of flagpole use. Through a simple threaded connection, the flagpole is quickly secured and released, resulting in a simple structure that is easy to manufacture and maintain. This locking mechanism can be adapted to flagpoles of varying sizes, offering excellent versatility and compatibility with a variety of flagpole installations. When locked, the threads secure the flagpole, preventing it from loosening or falling due to external forces, enhancing safety during use.

[0042] In one embodiment of the present invention, please refer to Figure 1 The mounting member 321 is provided with a locking hole 321b, which is communicated with the mounting groove 321a. The locking hole 321b is located at one end of the mounting member 321 away from the connecting plate 11; the flagpole locking member 322 is screwed to the locking hole 321b.

[0043] In this embodiment, the locking portion 32 is implemented by providing a locking hole 321b on the mounting member 321. The locking hole 321b is connected to the mounting groove 321a of the flagpole and is located at the end of the mounting member 321 away from the connecting plate 11 to ensure the smooth passage and locking of the flagpole. The flagpole locking member 322 is threadedly connected to the locking hole 321b, and the user can lock or unlock the flagpole by rotating the flagpole locking member 322. This design not only simplifies the installation and disassembly process of the flagpole, but also provides a method for quickly adjusting and fixing the flagpole, enhancing the flexibility and convenience of the flagpole. In addition, the locking mechanism through the threaded connection ensures the stability and safety of the flagpole in various environments and reduces the risk of the flagpole falling off, especially in severe weather such as strong winds.

[0044] In one embodiment of the present invention, please refer to Figure 1The flagpole locking piece 322 is provided with a first gripping section 3221, which is located at one end of the flagpole locking piece 322 away from the rotating piece 31, and the cross-sectional area of the first gripping section 3221 along the axis extension direction of the flagpole locking piece 322 is larger than the cross-sectional area of the locking hole 321b.

[0045] In this embodiment, the flagpole locking member 322 is provided with a first gripping section 3221. The first gripping section 3221 is provided to provide a user-friendly component for locking and unlocking the flagpole. Specifically, the first gripping section 3221 is designed at the end of the flagpole locking member 322 away from the rotating member 31. The cross-sectional area of the first gripping section 3221 is larger than the cross-sectional area of the locking hole 321b. This design can increase the user's grip comfort and stability during operation. This design provides an easy-to-operate gripping portion, making it easier and safer for the user to rotate the flagpole locking member 322 to lock or unlock the flagpole. At the same time, the larger cross-sectional area design also helps to improve the strength and durability of the flagpole locking member 322, ensuring reliability and stability during frequent use.

[0046] In one embodiment of the present invention, please refer to Figure 3 The fixing portion 2 includes a magnetic member 21 , which is detachably connected to the base 1 . The magnetic member 21 is located on a side of the base 1 facing away from the connecting plate 11 .

[0047] In one embodiment, the fixing portion 2 includes a magnetic member 21, and the magnetic member 21 in the fixing portion 2 is detachably connected to the base 1; specifically, the magnetic member 21 and the base 1 are detachably connected by structures such as bolts or snaps. The magnetic member 21 is located on the side of the base 1 facing away from the connecting plate 11. This layout allows the magnetic member 21 to be effectively adsorbed on the metal surface without interfering with the function of the connecting plate 11. This design provides a quick and easy way to fix and disassemble, making it convenient for users to quickly adjust the position of the flagpole fixing device 100 or perform maintenance as needed. In addition, the strong magnetism of the magnetic member 21 ensures the stability and safety of the flagpole fixing device 100 in various environments, reducing the risk of the flagpole falling off.

[0048] In one embodiment of the present invention, please refer to Figure 3 The mounting member 321 is provided with a drainage hole 321 c, which is communicated with the mounting groove 321 a and is located on the bottom wall of the mounting groove 321 a.

[0049] In this embodiment, a drainage hole 321c is provided on the bottom wall of the mounting groove 321a in the mounting member 321. The drainage hole 321c connects the mounting groove 321a with the outside world. The shape of the drainage hole 321c can be circular, square, or a shape that can drain liquid. The function of the drainage hole 321c is mainly to discharge water and other liquids accumulated in the mounting groove 321a by gravity, so as to prevent liquid from accumulating in the mounting groove 321a in rainy or snowy weather, causing the inner wall of the mounting groove 321a to rust, or the flagpole to rust.

[0050] The above description is merely an exemplary embodiment of the present invention and does not limit the patent scope of the present invention. All equivalent structural transformations made using the contents of the present invention specification and drawings under the technical concept of the present invention, or direct / indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A flagpole fixing device for fixing a flagpole, characterized in that: include: A base (1), wherein a connecting plate (11) is provided on the base (1); a fixing portion (2), the fixing portion (2) being connected to the base (1), the fixing portion (2) being located on a side of the base (1) facing away from the connecting plate (11); as well as An angle adjustment portion (3), the angle adjustment portion (3) comprising a rotating member (31) and a locking portion (32), the rotating member (31) being rotationally connected to the connecting plate (11), the locking portion (32) being connected to the rotating member (31), and the locking portion (32) being used to lock the flagpole.

2. The flagpole fixing device according to claim 1, characterized in that: The rotating member (31) is provided with a rotating hole (31a), and the rotating hole (31a) is located at one end of the rotating member (31) close to the locking portion (32). The connecting plate (11) is provided with a rotating shaft (111) that cooperates with the rotating hole (31a).

3. The flagpole fixing device according to claim 2, characterized in that: The rotating member (31) is further provided with a limiting hole (31b), and the flagpole fixing device comprises a limiting shaft (4), the limiting shaft (4) is detachably connected to the connecting plate (11), and the limiting shaft (4) is passed through the limiting hole (31b) to limit the rotation range of the rotating member (31).

4. The flagpole fixing device according to claim 3, wherein: The limiting shaft (4) comprises an external thread section (41) and a second grip section (42), the external thread section (41) is connected to the second grip section (42), a threaded hole (11a) matching the external thread section (41) is provided on the connecting plate (11), and the limiting shaft (4) is screwed to the connecting plate (11) through the external thread section (41) and the threaded hole (11a).

5. The flagpole fixing device according to claim 4, characterized in that: The orthographic projection of the second gripping section (42) on the rotating member (31) blocks the periphery of the limiting hole (31b); the rotating member (31) is located between the second gripping section (42) and the connecting plate (11); and the limiting shaft (4) rotates to cause the second gripping section (42) to abut against or disengage from the rotating member (31).

6. The flagpole fixing device according to any one of claims 1 to 5, characterized in that: The locking portion (32) comprises a mounting member (321) and a flagpole locking member (322); a mounting groove (321a) is provided in the mounting member (321); the mounting groove (321a) can accommodate a flagpole; the flagpole locking member (322) is screwed to the mounting member (321); the flagpole locking member (322) is rotated to lock or unlock the flagpole.

7. The flagpole fixing device according to claim 6, characterized in that: The mounting member (321) is provided with a locking hole (321b), the locking hole (321b) is communicated with the mounting groove (321a), and the locking hole (321b) is located at one end of the mounting member (321) away from the connecting plate (11); the flagpole locking member (322) is screwed to the locking hole (321b).

8. The flagpole fixing device according to claim 7, wherein: The flagpole locking member (322) is provided with a first gripping section (3221), the first gripping section (3221) being located at one end of the flagpole locking member (322) away from the rotating member (31), and the cross-sectional area of the first gripping section (3221) along the axis extension direction of the flagpole locking member (322) being larger than the cross-sectional area of the locking hole (321b).

9. The flagpole fixing device according to any one of claims 1 to 5, characterized in that: The fixing portion (2) comprises a magnetic member (21), the magnetic member (21) is detachably connected to the base (1), and the magnetic member (21) is located on a side of the base (1) facing away from the connecting plate (11).

10. The flagpole fixing device according to claim 6, wherein: The mounting member (321) is provided with a drainage hole (321c), the drainage hole (321c) is communicated with the mounting groove (321a), and the drainage hole (321c) is located on the bottom wall of the mounting groove (321a).