Fan convenient to disassemble and assemble quickly

Abstract

When the fan convenient to disassemble and assemble is installed, a user only needs to align the installation part at one end of the cylindrical shell to the L-shaped groove of the base and then grasp the installation part at the upper end of the outer side wall of the cylindrical shell through the thumb, and due to the fact that the groove is formed in the installation part, grabbing is more convenient, and the installation efficiency is improved. When the fan base and the fan body are tightly mounted, the middle gripper is gripped by the index finger and other fingers, and then the cylindrical shell is slightly pressed and twisted, so that the fan base and the fan body can be quickly and tightly mounted. When the fan needs to be disassembled, the operation is also simple and convenient, and a user only needs to grasp the mounting part at the upper end of the outer side wall of the cylindrical shell through the thumb, grasp the grasp handle in the middle through the index finger and other fingers and then twist the cylindrical shell reversely, so that the fan base and the fan body can be easily separated. The fan is convenient and fast to disassemble, extra tools and complex operation steps are avoided, the difficulty and risk in the disassembly process are reduced, and then the convenience and efficiency of installation and disassembly are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fan technical field, concretely is a fan convenient to quick dismounting. BACKGROUND

[0002] Inside the electrical cabinet, the fan plays a crucial role, it ensures the normal operation of electrical equipment through effective heat dissipation. However, as a mechanical and electrical equipment, the service life of the fan is limited, and it needs to be replaced regularly to maintain the good heat dissipation environment inside the electrical cabinet. The traditional fan installation method is often to fix the fan on the inner wall of the electrical cabinet by screws, which has many inconveniences in the process of installation and disassembly.

[0003] Firstly, the use of screws means that additional tools such as screwdrivers or power tools are needed when replacing the fan, which not only increases the complexity of operation, but also prolongs the maintenance time. Secondly, the process of aligning the mounting hole may become difficult due to space limitations, especially in the case of narrow space inside the electrical cabinet. Finally, frequent disassembly operations may also cause damage to the mounting hole, further increasing the difficulty and cost of maintenance.

[0004] Although there are some detachable fans on the market, due to the diameter and design limitations of the fan, these fans are still difficult to operate during installation and disassembly. Especially in the space-limited electrical cabinet, the lack of convenient gripping points and intuitive installation instructions makes the replacement of these fans both time-consuming and laborious.

[0005] Therefore, it is of great significance to develop a fan that is easy to install and dismount for improving the maintenance efficiency and reducing the maintenance cost of the electrical cabinet. SUMMARY

[0006] In view of the deficiencies of the prior art, the utility model provides a fan convenient to quick dismounting, which aims to greatly simplify the installation and disassembly process of the fan and bring users an unprecedented convenient experience.

[0007] A fan convenient for quick disassembly and assembly, comprising a fan base, a fan body detachably connected with the fan base, and an elastic member; the fan base comprises a bottom plate, a side plate arranged on the upper portion of the bottom plate, L-shaped grooves spaced apart on the side plate, vertical ends of the L-shaped grooves penetrating the upper portion of the side plate, and fixing portions arranged on the side edges of the bottom plate, with fixing holes formed on the fixing portions; the elastic member is arranged between the fan base and the fan body to fasten the fan base and the fan body when they are installed; the fan body comprises a cylindrical shell, a plurality of mounting portions arranged annularly on the upper end and the lower end of the outer sidewall of the cylindrical shell, a first side and a third side opposite to the first side of the mounting portion recessed to form grooves on the opposite side, the first side, the third side and the side connected with the mounting portion and the cylindrical shell being adjacent, and a plurality of grippers arranged annularly on the middle portion of the outer sidewall of the cylindrical shell, with the grippers being located between the adjacent two mounting portions on one end of the cylindrical shell.

[0008] Preferably, the mounting portion on the upper end of the outer sidewall of the cylindrical shell is opposite to the mounting portion on the lower end of the outer sidewall of the cylindrical shell in position.

[0009] Preferably, the elastic member is an elastic ring, the inner sidewall of the side plate close to one side of the bottom plate is recessed outwardly to form a mounting groove, the distance between the surface of the mounting groove away from the bottom plate and the bottom plate is greater than the distance between the surface of the horizontal end of the L-shaped groove close to the bottom plate and the bottom plate, and the elastic ring is sleeved in the mounting groove.

[0010] Preferably, the elastic member is an elastic rubber ring, and the elastic rubber ring is sleeved on the outside of the mounting portion.

[0011] Preferably, the cylindrical shell is provided with a reinforcing rib, a cylindrical seat, a motor and a blade assembly, the reinforcing rib extends along the inner sidewall of the cylindrical shell to the axis of the cylindrical shell and is connected with the cylindrical seat, the axis of the cylindrical seat coincides with the axis of the cylindrical shell, the motor is arranged in the cylindrical seat, and the blade assembly is connected to the side of the motor away from the reinforcing rib.

[0012] Preferably, the reinforcing rib and the bottom of the mounting portion corresponding to the reinforcing rib arranged on the outside of the cylindrical shell are both provided with clamping grooves for the wire harness of the motor.

[0013] Further, the clamping grooves of the reinforcing rib are symmetrically provided with elastic clamping blocks.

[0014] Preferably, the horizontal end of the L-shaped slot comprises a guide portion and a fastening portion, the guide portion is located at the entrance of the horizontal end of the L-shaped slot, facilitating the installation portion to be introduced into the L-shaped slot, and the fastening portion is arranged at the end of the guide portion and used for fastening the installation portion.

[0015] Preferably, the gripper comprises two, which are symmetrically arranged at the middle part of the outer sidewall of the cylindrical shell.

[0016] Preferably, the fan body further comprises a protective net, which is installed on the mounting hole arranged on the installation portion through a bolt.

[0017] Compared with the prior art, the fan provided by the utility model has the following beneficial effects:

[0018] The utility model provides a fan convenient to quickly disassemble, when installation, the user only needs to aim the installation portion of one end of cylindrical shell at the L-shaped slot on the fan base, then holds the installation portion on the upper end of the outer sidewall of cylindrical shell through the thumb, because the recess is arranged on the installation portion, it is more convenient to grab, simultaneously holds the gripper in the middle part through the index finger and the rest of the fingers, then, gently presses and twists the cylindrical shell, the close installation of the fan base and the fan body can be realized quickly. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of the fan convenient to quickly disassemble provided by the utility model;

[0020] Figure 2 It is a blasting structural schematic view of the fan convenient to quickly disassemble provided by the utility model;

[0021] Figure 3 It is a structural schematic view of the fan body provided by the utility model;

[0022] Figure 4 It is a structural schematic view of the fan base provided by the utility model;

[0023] Among them:

[0024] 1-fan base, 2-fan body, 3-protection net, 11-bottom plate, 12-side plate, 13-fixing part, 14-L-shaped groove, 15-fixing hole, 16-mounting groove, 17-elastic ring, 21-cylindrical shell, 22-mounting part, 23-gripper, 24-groove, 141-guide part, 142-buckling part, 211-reinforcing rib, 212-clamping groove, 213-cylindrical seat, 214-motor, 215-blade assembly, 216-clamping block, 221-first side, 222-third side. DETAILED DESCRIPTION

[0025] The embodiments described below are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Referring to Figures 1-4 The embodiment provides a fan convenient for quick disassembly and assembly, which comprises a fan base 1, a fan body 2 detachably connected with the fan base 1 and an elastic member; the fan base 1 comprises a bottom plate 11, a side plate 12 and a fixing part 13, a bottom of the side plate 12 is connected with an upper portion of the bottom plate 11, L-shaped grooves 14 are formed in the side plate 12, vertical ends of the L-shaped grooves 14 penetrate through upper portions of the side plate 12, the fixing part 13 is arranged on a side edge of the bottom plate 11, and fixing holes 15 are formed in the fixing part 13; the elastic member is arranged between the fan base 1 and the fan body 2, so as to fasten the fan base 1 and the fan body 2 when the fan base 1 and the fan body 2 are mounted; the fan body 2 comprises a cylindrical shell 21, a plurality of mounting parts 22 and a plurality of grippers 23, the mounting parts 22 are annularly arranged at upper ends and lower ends of an outer sidewall of the cylindrical shell 21, a first side 221 of the mounting part 22 and a third side 222 opposite to the first side 221 are recessed to form grooves 24 on opposite sides, the first side 221 and the third side 222 are adjacent to a side connected with the mounting part 22 and the cylindrical shell 21, and the grippers 23 are annularly arranged at a middle portion of the outer sidewall of the cylindrical shell 21, and the grippers 23 are arranged between adjacent two mounting parts 22 at one end of the cylindrical shell 21.

[0027] Referring to Figure 2 and Figure 3, the mounting portion 22 at the upper end of the outer sidewall of the cylindrical shell 21 is opposite to the mounting portion 22 at the lower end of the outer sidewall of the cylindrical shell 21. When the mounting portions 22 at the upper and lower ends are opposite to each other, the user can more easily align the L-shaped slot 14 on the base during installation, because the position of the L-shaped slot 14 also corresponds to the position of the mounting portion 22. This design simplifies the installation process, so that the user can complete the installation of the fan more quickly and accurately. At the same time, it also makes the overall structure of the fan more symmetrical and balanced, improves the aesthetics of the product, and also helps to improve the stability of the fan during operation. It should be noted that the structure in which the upper end and the lower end of the outer sidewall of the cylindrical shell 21 are both provided with the mounting portion 22 makes both ends of the mounting portion 22 can be installed at the L-shaped slot 14, when the mounting portion 22 at the lower end is installed at the L-shaped slot 14, the fan can be used to exhaust air outside the electrical cabinet, and when the mounting portion 22 at the upper end is installed at the L-shaped slot 14, it can be used to suck air into the electrical cabinet, which has strong adaptability.

[0028] Referring to Figure 2 , preferably, the elastic member is an elastic ring 17, the inner sidewall of the side plate 12 near one side of the bottom plate 11 is recessed outward to form a mounting groove 16, the distance between the surface of the mounting groove 16 away from the bottom plate 11 and the bottom plate 11 is greater than the distance between the horizontal end of the L-shaped slot 14 near the bottom plate 11 and the bottom plate 11, and the elastic ring is sleeved in the mounting groove 16. Because the elastic ring 17 has elastic force, when the mounting portion 22 is buckled on the horizontal end of the L-shaped slot 14, the mounting portion 22 will provide a downward extrusion force to the elastic ring 17, and the elastic ring 17 will correspondingly provide an upward compression force to the mounting portion 22, so that the mounting portion 22 is tightly attached to the upper surface of the horizontal end of the L-shaped slot 14, thereby tightly connecting the fan base 1 and the fan body 2, and the fan base 1 is not easy to shake during use.

[0029] Possibly, the elastic member is an elastic rubber ring, and the elastic rubber ring is sleeved on the outer side of the mounting portion 22. When the mounting portion 22 is installed in the L-shaped slot 14, the elastic rubber ring provides a tight expansion force, so that the connection between the fan base 1 and the fan body 2 is tight, thereby achieving tight connection.

[0030] Referring to Figure 2 , preferably, the cylindrical shell 21 is provided with a reinforcing rib 221, a cylindrical seat 213, a motor 214 and a blade assembly 215, the reinforcing rib 221 extends along the inner sidewall of the cylindrical shell 21 to the axis of the cylindrical shell 21 and is connected with the cylindrical seat 213, the axis of the cylindrical seat 213 coincides with the axis of the cylindrical shell 21, the motor 214 is arranged in the cylindrical seat 213, and the blade assembly 215 is connected to the side of the motor 214 away from the reinforcing rib 221.

[0031] Referring to Figure 3 Preferably, a clamping groove 212 for wire harness is formed on the bottom of the mounting part 22 and the reinforcing rib 221, which corresponds to the position of the mounting part 22. The clamping groove 212 can well arrange the wire harness. Further, the clamping groove 212 is symmetrically provided with elastic clamping blocks 216, which can clamp the wire harness and avoid the wire harness from coming out.

[0032] Referring to Figure 4 Preferably, the horizontal end of the L-shaped slot 14 comprises a guide part 141 and a buckling part 142. The guide part 141 is located at the entrance of the horizontal end of the L-shaped slot 14 and facilitates the introduction of the mounting part 22 into the L-shaped slot 14. The buckling part 142 is located at the end of the guide part 141 and buckles the mounting part 22. It should be noted that when the fan base 1 is installed with the fan body 2, the mounting part 22 is aligned with the vertical end of the L-shaped slot 14, then the mounting part 22 is located at the corner of the L-shaped slot 14 and at the entrance of the guide part 141 by pressing, then the fan body 2 is twisted, the mounting part 22 can follow the guide part 141 to the buckling part 142. At this time, the elastic part provides a certain supporting force, so that the mounting part 22 is tightly buckled in the buckling part 142.

[0033] Referring to Figure 2 The two grippers are symmetrically arranged at the middle part of the outer wall of the cylindrical shell. The eight mounting parts 22 are arranged at the upper end and the lower end of the outer wall of the cylindrical shell 21.

[0034] Referring to Figure 2 Preferably, the fan body 2 further comprises a protective net 3, which is installed on the mounting hole of the mounting part 22 by bolts.

[0035] It should be noted that the fan provided by the embodiment is convenient to disassemble and assemble, when the fan is installed in the electrical cabinet, the fan base 1 is installed at the mounting position of the electrical cabinet through the bolt penetrating the fixing hole 15 on the fixing portion 13, then the mounting portion 22 at the upper end or the lower end of the outer side wall of the cylindrical shell 21 is aligned with the L-shaped slot 14 on the base, then the mounting portion 22 at the other end of the outer side wall of the cylindrical shell 21 is grabbed by the thumb, and the gripper 23 at the middle portion is grabbed by the index finger or the remaining fingers, then the cylindrical shell 21 is pressed and twisted, and the close installation of the fan base 1 and the fan body 2 can be quickly realized. When the fan needs to be disassembled, the operation is also simple, and the user only needs to grab the mounting portion 22 at the upper end or the lower end of the outer side wall of the cylindrical shell 21 by the thumb, and grab the gripper 23 at the middle portion by the index finger or the remaining fingers, then the cylindrical shell 21 is twisted in the opposite direction, and the fan base 1 and the fan body 2 can be separated easily.

[0036] The fan provided by the utility model is convenient to disassemble and assemble, the installation and disassembly mode is not only convenient and fast, but also avoids the use of additional tools and complex operation steps, greatly reduces the difficulty and risk in the disassembly process. Therefore, the convenience and efficiency of installation and disassembly are improved, the fan can be quickly disassembled and assembled, the operation difficulty and time cost of the user are reduced. At the same time, the stability and reliability of the fan are also enhanced, and better use experience is provided for the user.

[0037] The above only discloses several preferred embodiments of the utility model, and of course cannot limit the right scope of the utility model, therefore, equivalent changes made according to the patent application scope of the utility model still belong to the range covered by the utility model.

Claims

1. A fan which is convenient to disassemble and assemble quickly, comprising a fan base, a fan body detachably connected with the fan base, and an elastic member; the fan base comprises a bottom plate, a side plate and a fixing part, the side plate is arranged on the bottom plate, L-shaped grooves are arranged on the side plate at intervals, vertical ends of the L-shaped grooves penetrate through the upper part of the side plate, and the fixing part is arranged on the side edge of the bottom plate, and fixing holes are arranged on the fixing part; the elastic member is arranged between the fan base and the fan body, and is used to fasten the fan base and the fan body when they are installed; characterized in that: The fan body comprises a cylindrical shell, a plurality of mounting portions arranged annularly on the upper end and the lower end of the outer sidewall of the cylindrical shell, a first side and a third side opposite to the first side of the mounting portion are recessed to form a groove on the opposite side, the first side, the third side and the side connected to the mounting portion and the cylindrical shell are adjacent, the gripper is arranged on the middle part of the outer sidewall of the cylindrical shell, and the gripper is located between the two adjacent mounting portions at one end of the cylindrical shell, wherein the gripper comprises two symmetrical parts arranged on the middle part of the outer sidewall of the cylindrical shell; the cylindrical shell is provided with a reinforcing rib, a cylindrical seat, a motor and a blade assembly, the reinforcing rib extends along the inner sidewall of the cylindrical shell to the axis of the cylindrical shell and is connected to the cylindrical seat, the axis of the cylindrical seat coincides with the axis of the cylindrical shell, the motor is arranged in the cylindrical seat, and the blade assembly is connected to the side away from the reinforcing rib.

2. The fan of claim 1, wherein, The mounting portion on the upper end of the outer sidewall of the cylindrical shell is opposite to the mounting portion on the lower end of the outer sidewall of the cylindrical shell.

3. The fan of claim 1, wherein: The elastic member is an elastic ring, the inner sidewall of the side plate close to one side of the bottom plate is recessed outwardly to form a mounting groove, the distance between the surface of the mounting groove away from the bottom plate and the bottom plate is greater than the distance between the horizontal end of the L-shaped groove close to the bottom plate and the bottom plate, and the elastic ring is sleeved in the mounting groove.

4. The fan of claim 1, wherein: The elastic member is an elastic rubber ring, and the elastic rubber ring is sleeved on the outside of the mounting portion.

5. The quick detachable fan of claim 1, wherein, A clamping groove for the wire harness of the motor is formed on the bottom of the reinforcing rib and the mounting portion corresponding to the position of the reinforcing rib outside the cylindrical shell.

6. The quick detachable fan of claim 1, wherein, The clamping groove of the reinforcing rib is symmetrically provided with elastic clamping blocks.

7. The quick detachable fan of claim 1, wherein, The horizontal end of the L-shaped groove comprises a guide portion and a buckling portion, the guide portion is located at the entrance of the horizontal end of the L-shaped groove, facilitating the introduction of the mounting portion into the L-shaped groove, and the buckling portion is arranged at the end of the guide portion to buckle the mounting portion.

8. The fan of claim 1, wherein: The fan body further comprises a protective net, and the protective net is installed on the mounting hole of the mounting portion through bolts.

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