A fan

Abstract

The utility model relates to a fan, including blowing barrel part and installation part, installation part has rear shell and openable front cover, front cover and rear shell have the clamping cavity of clamping umbrella middle stick between, the upper end or lower end of rear shell is rotatably connected with blowing barrel part, the utility model discloses blowing barrel part rotatoryly sets up on installation part, makes blowing barrel part to be able to according to the nimble turning of user's demand, satisfies the blowing demand of multi -angle, has improved user's use comfort and experience feeling greatly, has stronger practicality.

Description

Technical Field

[0001] This utility model relates to the field of daily necessities technology, and in particular to a fan. Background Technology

[0002] In the hot summer or during outdoor activities, parasols are a common item. However, even with a parasol, the high temperature can still cause stuffiness and discomfort, creating a need for handheld fans. However, when holding an umbrella with one hand, it's difficult for a user to simultaneously hold and operate a separate fan. This disconnects the closely related needs of sun protection and cooling in practice, causing inconvenience for users.

[0003] To address this pain point, some good solutions have emerged in the market, including designs that combine a small fan with an umbrella: such as the fan umbrella and its fan device disclosed in patent number CN202221818021.0, which includes an umbrella cloth and an umbrella pole connected to each other. The fan umbrella also includes a fan device connected to the umbrella pole. The fan device includes a housing with an air guide and a grip, and the air guide forms a first angle with the umbrella pole or the grip.

[0004] However, the angle at which the air guide of this type of fan umbrella blows towards the human body is fixed, resulting in a single airflow direction and a poor user experience. Therefore, a fan that can solve the above problems is proposed. Utility Model Content

[0005] The purpose of this invention is to address the shortcomings of existing technologies by providing a fan that can effectively solve the aforementioned problems.

[0006] To achieve the above requirements, the technical solution adopted by this utility model to solve its technical problem is as follows: A fan is provided, including a blower section and a mounting section; the mounting section has a rear shell and an openable front cover; a clamping cavity for clamping an umbrella rod is provided between the front cover and the rear shell; the blower section is rotatably connected to the upper or lower end of the rear shell.

[0007] The present invention relates to a fan in which a rotating disk is vertically disposed inside the rear housing and rotates on a fixed axis within the rear housing; a connecting part is provided on the side wall of the rotating disk, and the end of the connecting part away from the rotating disk is fixedly connected to the blower part.

[0008] The present invention provides a fan, wherein the blower section includes a housing and a blower assembly disposed within the housing; a protrusion is provided on the side wall of the housing, and a rotating hole is provided on the side wall of the protrusion away from the housing; a frustum is horizontally disposed at the end of the connecting part away from the rotating disk, and the frustum is rotatably disposed within the rotating hole.

[0009] The present invention relates to a fan, wherein a control circuit board and a storage battery are provided inside the rear housing for controlling the operation or shutdown of the air blowing assembly, and the control circuit board is electrically connected to the storage battery and the air blowing assembly respectively.

[0010] The present invention provides a fan, wherein the rear shell includes a first shell with a rear opening and a second shell with a front opening; the first shell and the second shell are arranged opposite each other and are detachably connected to each other; when installed in place, a clearance hole is formed between the side walls of the first shell and the second shell to avoid the connection portion.

[0011] The present invention relates to a fan in which a positioning rod is provided horizontally and forward on the bottom surface of the inner side of the second housing, a groove for inserting the positioning rod is provided on the bottom surface of the first housing, and a first through hole for the positioning rod to pass through is provided on the rotating disk.

[0012] The present invention relates to a fan in which a front cover is laterally hinged to the front side wall of a rear shell; a locking block is provided on the movable end of the front cover; and a locking device is provided on the rear shell to lock and position the locking block.

[0013] The present invention relates to a fan, wherein the locking device includes a slider that is longitudinally slidably disposed on the inner front wall of the rear housing; the front surface of the slider is provided with a slot for the locking block to be engaged, and the front wall of the rear housing is provided with a second through hole for the slot to be exposed; the rear housing is also provided with a pushing assembly for driving the slider.

[0014] The present invention relates to a fan, wherein the pushing component includes a push block and a baffle plate disposed on the slider; a sliding hole is provided on the rear shell along the sliding direction of the slider, and the push block is longitudinally slidably disposed in the sliding hole; one side wall of the push block is fixedly connected to the baffle plate, and the length of the baffle plate is longer than the length of the sliding hole.

[0015] The present invention relates to a fan in which a second guide plate is provided on the inner wall of the front side of the rear shell, the second guide plate being vertically and sideways mounted on the rear shell; a limiting block is fixedly provided on the side wall of the second guide plate opposite to the slider, and a sliding hole is vertically provided on the side wall of the slider opposite to the second guide plate, with the limiting block disposed in the sliding hole.

[0016] The beneficial effects of this utility model are as follows: The fan provided by this utility model effectively solves the problem of the single airflow direction of traditional fan umbrellas, significantly improving the flexibility and comfort of use. By designing the rear shell of the blower and the mounting part to be rotatably connected, users can freely and conveniently adjust the airflow direction of the blower according to their height, standing posture, and other factors, ensuring that the airflow is accurately and directly delivered to the face or other parts of the body where needed. This user-friendly angle adjustment function breaks the limitations of fixed air guides, enabling a seamless and highly coordinated experience of sunshade and cooling, greatly enhancing the user's comfort in hot outdoor environments.

[0017] Secondly, the installation section adopts a clamping cavity design with a front cover and a rear shell, which can be used as an independent module to quickly and firmly clamp onto the umbrella rod of the existing umbrella without any modification to the umbrella itself. It is highly versatile and does not damage the umbrella structure. This not only broadens its application range, allowing it to be used with a variety of umbrellas, but also reduces the user's ownership cost.

[0018] Finally, the design fully considers ergonomics for practical use. By integrating the fan into the umbrella shaft, users no longer need to hold a separate fan while holding the umbrella, allowing them to use the fan with one hand while holding the umbrella, freeing up the other hand for other activities. The overall structure is rationally laid out, combining functionality and portability, representing an important and practical improvement over existing outdoor sunshade and cooling equipment, and possesses high market potential. Attached Figure Description

[0019] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the utility model will be further described below in conjunction with the accompanying drawings and embodiments. The drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort. Figure 1 This is a perspective view of a fan according to this utility model.

[0020] Figure 2 This is an exploded view of the blower section of a fan according to this utility model.

[0021] Figure 3 This is an exploded view of the blower section of a fan according to this utility model from another perspective.

[0022] Figure 4 This is a longitudinal cross-sectional view of a fan according to this utility model.

[0023] Figure 5 This is a left view of a fan according to this utility model.

[0024] Figure 6 This is a longitudinal cross-sectional view of a fan according to this utility model.

[0025] Figure 7 This is an exploded view of the mounting part in a fan according to this utility model.

[0026] Figure 8 This is an exploded view of the rear casing of a fan according to this utility model.

[0027] Figure 9 This is an exploded view of the rear casing of a fan according to this utility model from another perspective.

[0028] Figure 10 This is a structural diagram of the front cover of a fan according to this utility model.

[0029] Figure 11 This is a structural diagram of the first housing in a fan according to this utility model.

[0030] Figure 12 This is a left-side cross-sectional view of a fan according to this utility model.

[0031] Figure 13 This is an internal structural diagram of the rear casing of a fan according to this utility model.

[0032] In the diagram: 1. Blower section; 10. Blower assembly; 101. Fan blade; 1010. First mounting hole; 102. Motor; 11. Housing; 110. Protrusion seat; 111. Rotating hole; 112. Edge; 12. Rotating component; 120. Movable plate; 121. Connecting column; 2. Mounting section; 20. Rear shell; 200. First housing; 2000. Groove; 2001. First through hole; 2002. Sliding hole; 201. Second housing; 2010. Positioning rod; 202. Clearance hole; 203. First guide plate; 204. Second guide plate; 205. Limiting block; 21. Front cover; 22. Third through hole; 23. Fourth through hole; 24. Locking block; 25. Second through hole; 3. Clamping cavity; 4. Rotating disk; 40. Connecting part; 41. Frustum; 42. Second mounting hole; 43. First through hole; 44. Cofferdam; 45. Fixing plate; 5. Control circuit board; 50. Button; 51. Charging interface; 52. Keycap; 6. Locking device; 60. Slider; 61. Slot; 62. Pushing assembly; 620. Push block; 621. Baffle. Detailed Implementation

[0033] The terms "first," "second," "third," and "fourth," etc., used in the specification, claims, and accompanying drawings of this utility model are used to distinguish different objects, not to describe a specific order. Furthermore, the terms "comprising" and "having," and any variations thereof, are intended to cover non-exclusive inclusion. For example, a process, method, system, product, or apparatus that includes a series of steps or units is not limited to the listed steps or units, but may optionally include steps or units not listed, or may optionally include other steps or units inherent to these processes, methods, products, or apparatuses.

[0034] In this document, the term "embodiment" means that a particular feature, structure, or characteristic described in connection with an embodiment may be included in at least one embodiment of the invention. The appearance of this phrase in various places throughout the specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment mutually exclusive with other embodiments. It will be explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.

[0035] "Multiple" refers to two or more. "And / or" describes the relationship between related objects, indicating that three relationships can exist. For example, A and / or B can represent: A alone, A and B simultaneously, or B alone. The character " / " generally indicates that the preceding and following related objects have an "or" relationship.

[0036] Furthermore, the terms indicating orientation, such as "up," "down," "left," "right," "upper end," "lower end," and "longitudinal," are all based on the posture and position of the device or equipment described in this solution during normal use.

[0037] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, a clear and complete description will be provided below in conjunction with the technical solutions in the embodiments of this utility model. Obviously, the described embodiments are some, but not all, embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0038] A fan according to a preferred embodiment of this utility model, such as Figures 1-13 As shown, it includes a blower section 1 and a mounting section 2; the mounting section 2 has a rear shell 20 and an openable front cover 21; there is a clamping cavity 3 between the front cover 21 and the rear shell 20 for clamping the umbrella rod; the blower section 1 is rotatably connected to the upper or lower end of the rear shell 20.

[0039] In this embodiment, as Figure 2 and Figure 3 As shown, a rotating disk 4 is vertically arranged inside the rear shell 20, and the rotating disk 4 is rotatably arranged within the rear shell 20 with a fixed axis; the rotating disk 4 is annular; a connecting part 40 is provided on the side wall of the rotating disk 4, and the end of the connecting part 40 away from the rotating disk 4 is rotatably connected to the blower part 1 with a fixed axis. This design allows the blower part 1 to rotate in the horizontal direction, allowing the user to experience blowing air at multiple angles.

[0040] In this embodiment, as Figure 2 and Figure 3 As shown, the blower section 1 includes a housing 11 and a blower assembly 10 disposed within the housing 11; the blower assembly 10 includes a fan blade 101 and a motor 102 that drives the fan blade 101 to rotate; the rotor of the motor 102 is disposed within the first mounting hole 1010 of the fan blade 101.

[0041] A cylindrical protrusion 110 is vertically provided on the side wall of the outer casing 11, and a rotating hole 111 is provided on the side wall of the protrusion 110 away from the outer casing 11; a frustum 41 is horizontally provided at the end of the connecting part 40 away from the rotating disk 4, and the frustum 41 is located in the rotating hole 111 and is rotatably connected to the inner wall of the rotating hole 111.

[0042] A rotating component 12 is also provided inside the rotating hole 111; the rotating component 12 includes a circular and horizontally arranged movable plate 120 and a connecting post 121 vertically arranged at the lower end of the movable plate 120; there are two connecting posts 121. An ellipsoidal second mounting hole 42 is provided on the side surface of the frustum 41 opposite to the protrusion 110, thereby completing the fixed connection between the rotating component 12 and the frustum 41. When installed in place, the two connecting posts 121 are respectively inserted into the left and right ends of the second mounting hole 42. A ring-shaped eave 112 is horizontally provided on the inner wall of the rotating hole 111. When installed in place, the movable plate 120 is positioned above the eave 112; the lower surface of the movable plate 120 is rotatably positioned on the upper surface of the eave 112, thereby completing the horizontal rotation of the blower part 1 and the mounting part 2; providing users with various blowing angles for the blower, thus having good practicality.

[0043] In this embodiment, the rear cover 20 is provided with a control circuit board 5 for controlling the operation or shutdown of the blower assembly and a battery (not shown in the figure). The control circuit board 5 is electrically connected to the battery and the motor 102 in the blower assembly, respectively.

[0044] The control circuit board 5 is vertically and sideways mounted on the inner left or right side of the rear housing 20, preferably on the left side. On the side of the circuit board opposite the inner wall of the rear housing 20, there is a button 50 for starting the motor 102 and a charging interface 51 for charging the battery. The button 50 has a keycap 52, and the rear housing 20 has a third through hole 22 and a fourth through hole 23 for exposing the keycap 52 and the charging interface 51.

[0045] In this embodiment, as Figure 7 As shown, the rear shell 20 includes a first shell 200 with a rear end opening and a second shell 201 with a front end opening; the openings of the first shell 200 and the second shell 201 are arranged opposite each other; the first shell 200 and the second shell 201 are connected by a detachable snap-fit ​​(not shown in the figure), which is prior art and will not be described in detail here. When installed in place, a clearance hole 202 for the clearance connection portion 40 is formed between the side walls of the first shell 200 and the second shell 201.

[0046] In this embodiment, as Figure 8 and Figure 9 As shown, a positioning rod 2010 is horizontally positioned forward on the bottom surface of the inner side of the second housing 201, and a groove 2000 for inserting the positioning rod 2010 is provided on the bottom surface of the first housing 200. The rotating disk 4 has a first through hole 432001 through which the positioning rod 2010 passes. When installed in place, the positioning rod 2010 passes through the first through hole 432001 on the rotating disk 4 and is inserted into the groove 2000, thereby positioning the rotating disk 4; at this time, the connecting part 40 extends out of the rear housing 20 from the clearance hole 202.

[0047] Among them, such as Figure 9 As shown, a first guide plate 203 extends horizontally forward on the inner wall of the second housing 201 to guide the rotation of the rotating disk 4. The first guide plate 203 is arc-shaped and matches the outer contour of the rotating disk 4. An arc-shaped dam 44 extends forward from the upper left edge of the rotating disk 4. A fixing plate 45 is provided perpendicular to the tangent of the arc-shaped dam 44 away from the connecting part 40. A limiting plate for limiting the rotation of the rotating disk 4 is provided on the first guide plate 203 in the vertical direction.

[0048] When the connecting part 40 is at the starting position of the clearance hole 202, the blow tube part 1 is located directly above the mounting part 2. When the rotating disk 4 rotates, the side wall of the rotating disk 4 rotates counterclockwise along the first guide plate 203 until the fixing plate 45 contacts the limiting plate. At this time, the connecting part 40 is located at the end position of the clearance hole 202. By setting the limiting plate on the rotation path of the fixing plate 45, the rotation of the fixing plate 45 and the rotating disk 4 is limited.

[0049] In this embodiment, the front cover 21 is laterally hinged to the front side wall of the rear shell 20; a locking block 24 is provided on the movable end of the front cover 21; the rear shell 20 is also provided with a locking device 6 for locking and positioning the locking block 24; so that when the user fixes the fan provided by this utility model to the umbrella rod, the front cover 21 can be fixed by locking the locking block 24 on the rear shell 20, so that the clamping cavity 3 can stably clamp the umbrella rod.

[0050] In this embodiment, the locking device 6 includes a slider 60 that is longitudinally slidably disposed on the front inner wall of the rear shell 20; the front surface of the slider 60 is provided with a slot 61 for the locking block 24 to be inserted into, and the front wall of the first shell 200 is provided with a second through hole 25 for the slot 61 to be exposed; the rear shell 20 is also provided with a pushing assembly 62 for driving the slider 60.

[0051] Among them, such as Figure 10 As shown, the end of the locking block 24 away from the front cover 21 is hook-shaped. In use, the front cover 21 is rotated so that the hook part of the locking block 24 passes through the second through hole 25. Then, the pushing component 62 is operated to push the slider 606 so that the front inner wall of the slot 61 is hooked by the hook part on the locking block 24, thereby preventing the front cover 21 from disengaging from the first housing 200, so as to ensure the stability and reliability of the clamping.

[0052] In this embodiment, the pushing component 62 includes a push block 620 and a baffle 621 disposed on the slider 60; a sliding hole 2002 is provided on the rear shell 20 along the sliding direction of the slider 60, and the push block is longitudinally slidably disposed in the sliding hole 2002; one side wall of the push block 620 is fixedly connected to the baffle 621, and the length of the baffle 621 is longer than the length of the sliding hole 2002, which is used to prevent dust from entering the interior of the shell.

[0053] In this embodiment, a second guide plate 204 is provided on the front inner wall of the second housing 201. The second guide plate 204 is vertically and sideways on the second housing 201. A limiting block 205 is fixed on the side wall of the second guide plate 204 opposite to the slider 60. A sliding hole is vertically provided on the side wall of the slider 60 opposite to the guide plate, and the limiting block 205 is disposed in the sliding hole. This is used to limit the longitudinal sliding of the slider 60.

[0054] It should be understood that those skilled in the art can make improvements or modifications based on the above description, and all such improvements and modifications should fall within the protection scope of the appended claims.

Claims

1. A fan, characterized in that, It includes a blowpipe section and a mounting section; the mounting section has a rear shell and an openable front cover; there is a clamping cavity between the front cover and the rear shell for clamping the umbrella's central rod; the blowpipe section is rotatably connected to the upper or lower end of the rear shell; a rotating disk is vertically disposed inside the rear shell, and the rotating disk is rotatably disposed within the rear shell with a fixed axis; a connecting section is provided on the side wall of the rotating disk, and the end of the connecting section away from the rotating disk is rotatably connected to the blowpipe section with a fixed axis.

2. The fan according to claim 1, characterized in that, The blower section includes a housing and a blower assembly disposed within the housing; a protrusion is provided on the side wall of the housing, and a rotating hole is provided through the side wall of the protrusion away from the housing; a frustum is horizontally disposed at the end of the connecting part away from the rotating disk, the frustum is disposed within the rotating hole and is rotatably connected to the inner wall of the rotating hole.

3. The fan according to claim 2, characterized in that, The rear housing contains a control circuit board and a battery for controlling the operation or shutdown of the blower assembly. The control circuit board is electrically connected to the battery and the blower assembly, respectively.

4. The fan according to claim 1, characterized in that, The rear shell includes a first shell with a rear end opening and a second shell with a front end opening; the first shell and the second shell are arranged opposite each other and are detachably connected to each other; a clearance hole is formed between the side walls of the first shell and the second shell to avoid the connection portion.

5. The fan according to claim 4, characterized in that, A positioning rod is horizontally and forward-facing on the bottom surface of the inner side of the second housing, and a groove for inserting the positioning rod is provided on the bottom surface of the first housing. A first through hole is provided on the rotating disk for the positioning rod to pass through.

6. The fan according to claim 1, characterized in that, The front cover is laterally hinged to the front side wall of the rear shell; a locking block is provided on the movable end of the front cover; and a locking device is provided on the rear shell to lock and position the locking block.

7. The fan according to claim 6, characterized in that, The locking device includes a slider that is longitudinally slidably disposed on the inner front wall of the rear shell; the front surface of the slider is provided with a slot for the locking block to be engaged, and the front wall of the rear shell is provided with a second through hole for the slot to be exposed; the rear shell is also provided with a pushing assembly for driving the slider.

8. The fan according to claim 7, characterized in that, The pushing component includes a push block and a baffle plate disposed on the slider; a sliding hole is provided on the rear shell along the sliding direction of the slider, and the push block is slidably disposed in the sliding hole in the longitudinal direction; one side wall of the push block is fixedly connected to the baffle plate, and the length of the baffle plate is longer than the length of the sliding hole.

9. The fan according to claim 7, characterized in that, A second guide plate is provided on the inner front wall of the rear shell. The second guide plate is vertical and sideways on the rear shell. A limiting block is fixed on the side wall of the second guide plate opposite to the slider. A sliding hole is vertically provided on the side wall of the slider opposite to the second guide plate. The limiting block is located in the sliding hole.

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