A modularly assembled fan

Abstract

The utility model relates to fan technical field especially a fan of modular assembly, including fan body, function spare, the back of fan body is equipped with the accommodation cavity for assembling function spare, when function spare rotates, function spare and fan body joint assembly, function spare and fan body electric connection, the top wall protruding of accommodation cavity is equipped with electrode male pin assembly, the bottom wall recess of function spare is equipped with electrode female seat assembly, electrode male pin assembly and electrode female seat assembly electric connection, through setting up the accommodation cavity of fan body back, with the shape adaptation of camping lamp, complete electrical connection while joint assembly, relative to the existing magnetic attraction connection mode, can improve the assembly stability of camping lamp, also play certain protective effect to camping lamp, camping lamp forms the whole with fan body after assembly, is convenient for carrying, has solved the problem that existing split product accessory assembly is not firm, is easy to fall off and is damaged.

Description

Technical Field

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

[0002] A fan is an electrical appliance that uses an electric motor to drive the blades to rotate, thereby accelerating the circulation of air. It is mainly used for cooling and air circulation. With economic development and the improvement of people's living standards, outdoor camping activities are becoming more and more popular. In summer night outdoor camping activities, fans and camping lights are inevitably used. For portability, people tend to choose fans that can simultaneously provide lighting and air blowing functions.

[0003] Chinese Patent CN216342962U discloses a multifunctional electrical device, including a fan body, a high-capacity power bank, and a portable light. The high-capacity power bank is detachably connected to the fan body via a snap-fit ​​device. The portable light is magnetically attached to the high-capacity power bank or the fan body via a magnetic attraction device. The high-capacity power bank is electrically connected to the fan body or the portable light using an electrode docking assembly. This invention provides a high-capacity power bank that functions as a portable power source, enabling emergency charging of digital products. It also allows for flexible pairing with the fan body and portable light using the snap-fit ​​and magnetic devices, providing extended power to both. The electrical connection via the electrode docking assembly simplifies use, and the integrated functionality enhances the product's practicality, facilitating storage and portability.

[0004] However, in the aforementioned prior art, the portable light is magnetically attached to a high-capacity power bank or the fan body via a magnetic device. The connection stability is insufficient, and the portable light is easily detached and damaged upon impact, affecting the camper's user experience. At the same time, the multi-functional electrical device only relies on three sets of support rods to support the fan, and the portable light is exposed on the fan body when charging. When encountering strong winds during outdoor camping, the support is easily unstable and it may fall over, which could also cause the portable light to detach and be damaged, causing inconvenience to the camper. Utility Model Content

[0005] The technical problem to be solved by this utility model is to provide a modularly assembled fan, thereby overcoming the deficiencies in the prior art.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: a modularly assembled fan, comprising a fan body and functional components, wherein the back of the fan body is provided with a receiving cavity for assembling the functional components, and when the functional components rotate, the functional components are snapped into the fan body and electrically connected to the fan body.

[0007] The top wall of the accommodating cavity is provided with a male electrode assembly, and the bottom wall of the functional component is provided with a female electrode assembly. The male electrode assembly and the female electrode assembly are electrically connected.

[0008] The accommodating cavity has a screw-in groove on its side wall and an arc-shaped groove communicating with the screw-in groove. The screw-in groove is located outside the arc-shaped groove. The side wall of the functional component has an arc-shaped protrusion. When the functional component is snapped into the fan body, the arc-shaped protrusion is slidably assembled in the arc-shaped groove.

[0009] The sidewall of the arc-shaped groove has a protruding locking protrusion, and the sidewall of the arc-shaped part has a recessed locking groove. When the functional component is snapped into the fan body, the locking protrusion is fitted into the locking groove.

[0010] The device also includes a bracket assembly and a first connector mounted on the bottom wall of the fan body. The bottom wall of the first connector has a protruding connecting portion, which is inverted U-shaped. A pivot pin passes through the middle of the connecting portion. The side wall of the bracket assembly has a first connecting hole, and the first connecting hole and the pivot pin are rotatably assembled.

[0011] The bracket assembly includes an outer rod and an inner rod that is slidably assembled with the outer rod. The top wall of the inner rod is provided with a second connector, and the second connector and the first connector are rotatably assembled.

[0012] The bracket assembly further includes a tension ring, the inner wall of which is provided with an external thread, and the outer wall of the outer rod is provided with an internal thread that mates with the external thread. The internal thread is provided with a number of grooves along the axis of the outer rod.

[0013] The bracket assembly further includes a first support member and a third connector that is assembled with the outer rod member. The side wall of the third connector is provided with a second connection hole. The first support member is rotatably assembled in the second connection hole. At least two sets of the first support members are provided.

[0014] The bracket assembly further includes a second support member and a base mounted on the bottom wall of the outer rod member. The side wall of the base member is provided with a third connecting hole, and the second support member is rotatably mounted in the third connecting hole.

[0015] The bracket assembly further includes an installation component that is assembled with the outer rod. One side of the inner wall of the first support member has a snap-fit ​​post protruding outward, and the other side of the inner wall of the first support member has a snap-fit ​​groove recessed inward. When the first support member is stored in the installation component, the snap-fit ​​posts of one set of the first support members are assembled in the snap-fit ​​grooves of the other set of the first support members.

[0016] The beneficial effects of this utility model are as follows: by designing a split fan structure, the functional components can be assembled with the fan body by rotation, realizing the quick installation and disassembly of the functional components, making the operation process simpler and facilitating the replacement and installation of functional components by users in daily use.

[0017] By using a recessed cavity on the back of the fan body to fit the shape of the camping light, electrical connection is completed during snap-fit ​​assembly. Compared with the existing magnetic connection method, this improves the assembly stability of the camping light and also provides a certain degree of protection. After assembly, the camping light and the fan body form a whole, making it easy to carry and solving the problem of loose assembly and easy detachment and damage of the parts in existing separate products.

[0018] By adding a second support component, the support function of the first support component is supplemented, making the first support component more stable when supporting the fan at a lower height, thereby improving the stability of the entire bracket assembly. Attached Figure Description

[0019] Figure 1 This is a structural schematic diagram of a modularly assembled fan according to embodiments 1-2 of this application; Figure 2 This is a schematic diagram of the structure of a modularly assembled fan after its functional components have been disassembled, as shown in Embodiments 1-2 of this application. Figure 1 ; Figure 3 This is a schematic diagram of the structure of a modularly assembled fan after its functional components have been disassembled, as shown in Embodiments 1-2 of this application. Figure 2 ; Figure 4 This is a schematic diagram of the structure of a modularly assembled fan after its functional components have been disassembled, as shown in Embodiments 1-2 of this application. Figure 3 ; Figure 5 yes Figure 4 A magnified view of a section at point A in the middle; Figure 6 This is a schematic diagram of the structure of a modularly assembled fan after its functional components have been disassembled, as shown in Embodiments 1-2 of this application. Figure 4 ; Figure 7 yes Figure 6 A magnified view of a section at point B in the middle; Figure 8 This is a partial exploded structural diagram of a modularly assembled fan according to embodiments 1-2 of this application; Figure 9 These are schematic diagrams of the functional components in embodiments 1-2 of this application; Figure 10 yes Figure 8 A magnified view of a section at point C; Figure 11 This is a schematic diagram of the functional components in Embodiment 1 of this application; Figure 12 This is a schematic diagram of the structure of the functional component in Embodiment 2 of this application.

[0020] Explanation of reference numerals in the attached drawings: 1. Fan body; 2. Functional component; 24. First handle; 25. Light switch; 26. Charging switch; 101. Receiving cavity; 14. First arc-shaped groove; 141. USB interface; 15. Second arc-shaped groove; 16. Screw-in groove; 17. Lamp ring; 11. Electrode male pin assembly; 21. Electrode female socket assembly; 12. Arc-shaped groove; 22. Arc-shaped surface; 13. Locking protrusion; 23. Locking groove; 3. Bracket assembly; 301. First connecting hole; 31. Outer rod; 311. Internal thread; 312. Groove; 32. Inner rod; 321. Second connecting member; 33. 331. Elastic ring; 332. External thread; 333. Adjusting thread; 34. First support member; 341. Mounting groove; 342. Snap-fit ​​post; 343. Snap-fit ​​groove; 344. Anti-slip groove; 345. Connecting groove; 35. Third connector; 351. Second connecting hole; 36. Second support member; 361. Connecting strip; 37. Mounting member; 371. Snap-fit ​​hole; 372. Mounting post; 38. Anti-slip pad; 39. Base; 391. Third connecting hole; 4. First connector; 41. Connecting part; 42. Shaft pin; 6. Fan switch; 7. Lighting switch; 8. Power switch; 10. Second handle. Detailed Implementation

[0021] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so as to intuitively and vividly understand each technical feature and overall technical solution of the present utility model. However, they should not be construed as limiting the scope of protection of the present utility model.

[0022] In the description of this utility model, if directional descriptions are involved, such as "up," "down," "front," "back," "left," "right," etc., indicating the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, it is only for the convenience of describing this utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. When a feature is referred to as "set," "fixed," or "connected" to another feature, it can be directly set, fixed, or connected to the other feature, or it can be indirectly set, fixed, or connected to the other feature.

[0023] In the description of this utility model, the term "several" means one or more, and "multiple" means two or more. The terms "greater than," "less than," and "exceeding" should be understood as excluding the stated number. The terms "above," "below," and "within" should be understood as including the stated number. The terms "first" and "second" should be understood as distinguishing technical features and not as indicating or implying relative importance, the quantity of indicated technical features, or the sequential relationship between indicated technical features.

[0024] Furthermore, unless otherwise defined, the technical and scientific terms used in this invention have the same meanings as commonly understood by one of ordinary skill in the art. The terminology used in this invention is for the purpose of describing particular embodiments only and not for limiting the invention. It should be understood that, when used in this specification and the appended claims, the terms "comprising" and "including" indicate the presence of the described features, integrals, steps, operations, elements, and / or components, but do not exclude the presence or addition of one or more other features, integrals, steps, operations, elements, components, and / or collections thereof.

[0025] Example 1: As Figure 1-11 As shown, a modularly assembled fan includes a fan body 1 and a functional component 2. The back of the fan body 1 has a receiving cavity 101 for assembling the functional component 2. When the functional component 2 rotates, it snaps into the fan body 1 and is electrically connected to it. By adapting the shape of the receiving cavity 101 on the back of the fan body 1 to the functional component 2, the electrical connection is completed simultaneously with the snap-fit ​​assembly. Compared with the existing magnetic connection method, this improves the assembly stability of the functional component 2 and also provides a certain degree of protection for it. After assembly, the functional component 2 forms a whole with the fan body 1, making it easy to carry and solving the problem of loose assembly and easy detachment and damage of existing split product parts.

[0026] Preferably, in this embodiment, the functional component 2 is a camping light, and the built-in battery of the fan can power the camping light.

[0027] The top wall of the accommodating cavity 101 is provided with a protruding male electrode assembly 11, and the bottom wall of the functional component 2 is provided with a recessed female electrode assembly 21. The male electrode assembly 11 and the female electrode assembly 21 are electrically connected, thereby enabling an electrical connection between the fan body 1 and the functional component 2, which facilitates the transmission of electrical energy and the exchange of signals.

[0028] The accommodating cavity 101 has a screw-in groove 16 and an arc-shaped groove 12 communicating with the screw-in groove 16 on its side wall. The side wall of the functional component 2 has an arc-shaped part 22 protruding from it. The arc-shaped part 22 is slidably assembled in the arc-shaped groove 12, so that after the functional component 2 enters the accommodating cavity 101 through the screw-in groove 16, it can rotate around the arc-shaped groove 12 in the accommodating cavity 101 and be locked in the accommodating cavity 101, reducing the possibility of falling off and improving the smoothness and stability of the installation process.

[0029] The sidewall of the arc groove 12 has a protruding locking protrusion 13, and the sidewall of the arc surface 22 has a recessed locking groove 23. When the functional component 2 is snapped into the fan body 1, the locking protrusion 13 is fitted into the locking groove 23. Through the cooperation between the locking protrusion 13 and the locking groove 23, the assembly firmness between the functional component 2 and the fan body 1 is improved, and the possibility of the functional component 2 loosening or falling off during use is reduced.

[0030] The device also includes a bracket assembly 3 and a first connector 4 mounted on the bottom wall of the fan body 1. The bottom wall of the first connector 4 has a protruding connecting part 41, which is inverted U-shaped. A shaft pin 42 passes through the middle of the connecting part 41. The side wall of the bracket assembly 3 has a first connecting hole 301. The first connecting hole 301 and the shaft pin 42 are rotatably assembled, so that the fan body 1 can rotate up and down around the shaft pin 42 to adjust the wind direction angle and improve the air delivery range of the fan.

[0031] The bracket assembly 3 includes an outer rod 31 and an inner rod 32 that is slidably assembled with the outer rod 31. The top wall of the inner rod 32 is provided with a second connector 321. The second connector 321 and the first connector 4 are rotatably assembled. Through the sliding cooperation between the inner rod 32 and the outer rod 31, the height of the fan can be adjusted to meet the needs of different usage environments.

[0032] The bracket assembly 3 further includes a tension ring 33. The inner wall of the tension ring 33 is provided with an external thread 331, and the outer wall of the outer rod 31 is provided with an internal thread 311 that mates with the external thread 331. The internal thread 311 has several sets of grooves 312 along the axis of the outer rod 31. The inner rod 32 and the outer rod 31 are locked by the grooves 312 and the thread engagement. The height can be adjusted and fixed, reducing the possibility of the bracket assembly 3 extending or retracting on its own during use and improving the stability of the fan placement.

[0033] The outer side wall of the elastic ring 33 has an outward protrusion with an adjusting thread 332, which facilitates the user's tightening operation.

[0034] The bracket assembly 3 further includes a first support member 34 and a third connector 35 assembled with the outer rod 31. The side wall of the third connector 35 is provided with a second connection hole 351. The first support member 34 is rotatably assembled in the second connection hole 351. Multiple sets of the first support member 34 are provided. After the multiple sets of the first support member 34 are unfolded, they can form a stable support structure, so that the fan can be placed vertically.

[0035] The bracket assembly 3 further includes a second support member 36 and a base 39 mounted on the bottom wall of the outer rod 31. The side wall of the base 39 is provided with a third connecting hole 391. One end of the second support member 36 is rotatably mounted in the third connecting hole 391. The second support member 36 is used to assemble with the first support member 34.

[0036] Preferably, in this embodiment, the first support member 34 and the second support member 36 are each provided in three sets, and are distributed at equal angles around the third connector 35, thereby further improving the stability of the first support member 34 after it is deployed.

[0037] The first support member 34 has a connecting groove 345 on its inner wall, and the other end of the second support member 36 is provided with a connecting strip 361. When the second support member 36 is assembled with the first support member 34, the connecting strip 361 is located in the connecting groove 345, and the second support member 36 can be flipped to engage with the first support member 34, which can improve the stability of the first support member 34, thereby improving the stability of the entire bracket assembly 3.

[0038] The bracket assembly 3 further includes an installation component 37 that is assembled with the outer rod 31. The side wall of the installation component 37 is provided with a snap-fit ​​hole 371. When the second support member 36 is stored in the installation component 37, the connecting strip 361 is assembled in the snap-fit ​​hole 371. By setting the installation component 37, it is easy to snap the second support member 36 into place and reduce the possibility of the second support member 36 becoming loose in the stored state.

[0039] The mounting member 37 has a protruding mounting post 372 on its side wall, and the first support member 34 has a recessed mounting groove 341 on its inner wall. When the first support member 34 is stored in the mounting member 37, the mounting post 372 is assembled in the mounting groove 341. By setting the mounting post 372 and the mounting groove 341, it is easy to snap the first support member 34 into place and reduce the possibility of the first support member 34 becoming loose in the stored state.

[0040] The first support member 34 has a snap-fit ​​post 342 protruding outward on one side of its inner wall, and a snap-fit ​​groove 343 recessed inward on the other side of its inner wall. When the first support member 34 is stored in the mounting member 37, the snap-fit ​​posts 342 of one set of the first support members 34 are assembled into the snap-fit ​​grooves 343 of the other set of the first support members 34. By setting the snap-fit ​​posts 342 and the snap-fit ​​grooves 343, it is convenient to further snap the first support member 34 into place and reduce the possibility of the first support member 34 becoming loose in the stored state.

[0041] The bracket assembly 3 further includes an anti-slip pad 38. The inner bottom wall of the first support member 34 is provided with an anti-slip groove 344. The anti-slip pad 38 is installed in the anti-slip groove 344. By setting the anti-slip pad 38, the friction between the first support member 34 and the ground is increased, reducing the possibility of the fan shifting due to vibration during operation and improving the safety of use.

[0042] The outer wall of the functional component 2 has a raised first handle 24, which is U-shaped, making it easy for users to disassemble and replace the functional component 2 and improving ease of use.

[0043] The first arc-shaped groove 14 is recessed and equipped with a USB interface 141, which facilitates users to connect external devices for charging.

[0044] The device also includes a second handle 10. The back of the fan body 1 is recessed to form a second arc-shaped groove 15. The second handle 10 is U-shaped and is rotatably assembled in the second arc-shaped groove 15, which makes it easy for users to carry the entire fan device and improves the portability of the product.

[0045] The device also includes a power controller installed inside the fan body 1. The back of the fan body 1 is recessed to form a first arc-shaped groove 14. A power switch 8 is slidably disposed in the first arc-shaped groove 14. The power switch 8 and the power controller are electrically connected. The power controller is electrically connected to the built-in battery of the fan body 1, thereby realizing the turning on and off of the fan.

[0046] The device also includes a lighting controller installed inside the fan body 1. The front end of the fan body 1 is provided with a light ring 17, and the top wall of the fan body 1 has a protruding lighting switch 7. The lighting switch 7 is electrically connected to the lighting controller, and the lighting controller is electrically connected to the light ring 17. The lighting controller and the light ring 17 are powered by the built-in battery of the fan body 1, thereby realizing the turning on and off of the lighting function of the fan body 1.

[0047] The functional component 2 has a lamp switch 25 protruding from its top wall. Inside the functional component 2 are a lamp tube, a lamp controller, and a lamp battery for supplying power to the lamp controller and the lamp tube. The lamp switch 25 is electrically connected to the lamp controller, and the lamp controller is electrically connected to the lamp tube, thereby enabling the lighting function of the functional component 2 to be turned on and off.

[0048] The device also includes a blower controller installed inside the fan body 1. The top wall of the fan body 1 has a protruding fan switch 6. The fan switch 6 is electrically connected to the blower controller, and the blower controller is electrically connected to the built-in battery of the fan body 1, thereby enabling the blowing function to be turned on and off.

[0049] The implementation principle of a modularly assembled fan in this embodiment is as follows: In use, first separate the snap-fit ​​post 342 and snap-fit ​​groove 343 on the side wall of the first support member 34. Then, unfold the first support member 34 and the second support member 36 in sequence and assemble the second support member 36 and the first support member 34. Next, loosen the thread 332 on the outside of the tension ring 33 by holding it. Adjust the outer rod 31 and inner rod 32 to a suitable height and then re-tighten them. Adjust the blowing angle by the rotational engagement of the first connecting member 4 and the second connecting member 321, and the rotation of the fan body 1 around the shaft pin 42. Finally, align the functional component 2 with the wind... After entering the receiving cavity 101 on the back of the fan body 1 through the screw-in groove 16, the arc surface 22 slides and rotates along the arc surface groove 12 until the locking protrusion 13 is engaged with the locking groove 23 to complete the engagement. At this time, the male electrode assembly 11 and the female electrode assembly 21 are connected to achieve electrical connection. The power switch 8 in the first arc groove 14 is slid to replenish the power of the functional component 2. During this period, the fan can be blown by the fan switch 6, and the light ring 17 can be turned on by the lighting switch 7 for lighting. After use, the first support 34 and the second support 36 are folded and fixed by the locking structure to complete the storage.

[0050] Example 2: As Figure 1-12As shown, this embodiment provides a modularly assembled fan. The difference between this embodiment and Embodiment 1 is that the functional component 2 is a power bank. The side wall of the functional component 2 is provided with a charging switch 26. The internal parts of the functional component 2 are provided with a charging controller and a rechargeable battery. The charging switch 26 is electrically connected to the charging controller, and the charging controller is electrically connected to the rechargeable battery, thereby realizing the opening and closing of the charging function of the functional component 2, which facilitates the replenishment of power to the fan.

[0051] The above description is merely a specific embodiment of this utility model, but the protection scope of this utility model is not limited thereto. Any person skilled in the art can easily conceive of various equivalent modifications and substitutions within the technical scope disclosed in this utility model, and these modifications or substitutions should all be covered within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the scope of the claims.

Claims

1. A modularly assembled fan, characterized in that: The device includes a fan body and a functional component. The back of the fan body has a cavity for assembling the functional component. When the functional component rotates, it engages with the fan body and is electrically connected to it. The top wall of the cavity has a protruding male electrode assembly, and the bottom wall of the functional component has a recessed female electrode assembly. The male electrode assembly and the female electrode assembly are electrically connected. The side wall of the cavity has a screw-in groove and an arc-shaped groove communicating with the screw-in groove. The screw-in groove is located outside the arc-shaped groove. The side wall of the functional component has a protruding arc-shaped surface. When the functional component engages with the fan body, the arc-shaped surface slides within the arc-shaped groove.

2. The modularly assembled fan according to claim 1, characterized in that: The sidewall of the arc-shaped groove has a protruding locking protrusion, and the sidewall of the arc-shaped part has a recessed locking groove. When the functional component is snapped into the fan body, the locking protrusion is fitted into the locking groove.

3. A modularly assembled fan according to any one of claims 1-2, characterized in that: It also includes a bracket assembly and a first connector mounted on the bottom wall of the fan body. The bottom wall of the first connector has a protruding connecting portion. The connecting portion is inverted U-shaped and a shaft pin passes through the middle of the connecting portion. The side wall of the bracket assembly has a first connecting hole, and the first connecting hole and the shaft pin are rotatably assembled.

4. A modularly assembled fan according to claim 3, characterized in that: The support assembly includes an outer rod and an inner rod that is slidably assembled with the outer rod. The top wall of the inner rod is provided with a second connector, and the second connector and the first connector are rotatably assembled.

5. A modularly assembled fan according to claim 4, characterized in that: The bracket assembly also includes a tension ring, the inner wall of which is provided with an external thread, and the outer wall of the outer rod is provided with an internal thread that mates with the external thread. The internal thread is provided with a number of grooves along the axis of the outer rod.

6. A modularly assembled fan according to claim 4, characterized in that: The bracket assembly further includes a first support member and a third connector that is assembled with the outer rod member. The side wall of the third connector is provided with a second connection hole. The first support member is rotatably assembled in the second connection hole. At least two sets of the first support members are provided.

7. A modularly assembled fan according to claim 6, characterized in that: The bracket assembly also includes a second support member and a base mounted on the bottom wall of the outer rod member. The side wall of the base member is provided with a third connecting hole, and the second support member is rotatably mounted in the third connecting hole.

8. A modularly assembled fan according to claim 7, characterized in that: The bracket assembly also includes an installation component that is assembled with the outer rod. One side of the inner wall of the first support member has a snap-fit ​​post protruding outward, and the other side of the inner wall of the first support member has a snap-fit ​​groove recessed inward. When the first support member is stored in the installation component, the snap-fit ​​posts of one set of the first support members are assembled in the snap-fit ​​grooves of the other set of the first support members.

Images