Marine fan convenient to disassemble and assemble

Abstract

The marine fan convenient to disassemble and assemble comprises a fan shell, four sets of second limiting arm rods are arranged on the outer wall face of a motor shell, a second limiting groove is formed in the inner wall face of the fan shell, and an end cover is arranged at the tail end of one end of the fan shell. Four sets of second limiting arm rods are arranged on the outer wall of a motor shell, four sets of first limiting arm rods are arranged on an end cover at the tail end of a fan shell, the second limiting arm rods on the outer side of the fan shell are correspondingly inserted into second limiting grooves, the end cover is installed at the tail end of the fan shell, and the first limiting arm rods arranged on the side of the end cover are inserted into first limiting grooves. The locking bolts are installed on the outer side of the first limiting arm rod, and the first limiting arm rod and the second limiting arm rod can be synchronously fixed through the locking bolts, so that when the fan blades and the end cover are disassembled, screws at the fan blades and the end cover do not need to be disassembled respectively, only the four sets of locking bolts need to be disassembled, and disassembly of the first limiting arm rod and the second limiting arm rod is completed; disassembly is simple and efficient.

Description

Technical Field

[0001] The utility model belongs to the technical field of fans and relates to a marine fan which is easy to assemble and disassemble. Background Art

[0002] Currently, the structure of most car and marine fans on the market is similar to that of desktop fans, that is, fan blades are set inside a protective mesh cover, and then the fan blades are driven by the motor to rotate to form air circulation. This fan with a protective mesh cover and a closed motor design can be installed on the side of the dashboard in the car or fixed to the roof with screws, but it takes up a lot of space, affecting the control of the car while driving. It is also inconvenient to disassemble, which brings difficulties to subsequent maintenance. Summary of the Invention

[0003] The purpose of the present utility model is to provide a marine fan that is easy to assemble and disassemble, so as to solve the problems raised in the above background technology.

[0004] The purpose of this utility model can be achieved through the following technical solutions:

[0005] A marine fan that is easy to assemble and disassemble comprises a fan housing, an end cover, fan blades and a drive motor. A motor housing is installed inside the fan housing, a drive motor is arranged inside the motor housing, four sets of limiting arm rods 2 are arranged on the outer wall of the motor housing, a limiting groove 2 is arranged on the inner wall of the fan housing, one end of the limiting arm rod 2 is located inside the limiting groove 2, and an end cover is arranged at one tail end of the fan housing.

[0006] In the above-mentioned marine fan that is easy to assemble and disassemble, the output end of the driving motor is fixedly connected to a driving rod, and one end of the driving rod is connected to a fan blade.

[0007] In the above-mentioned marine fan that is easy to assemble and disassemble, a filter is provided at the center of the end cover, and a plurality of limiting arms are provided at the side positions of the end cover.

[0008] In the above-mentioned marine fan that is easy to assemble and disassemble, a limiting groove 1 is provided on the side of the fan housing, and the limiting arm 1 is fixed inside the limiting groove 1.

[0009] In the above-mentioned marine fan that is easy to assemble and disassemble, a limiting hole is opened at the end of the limiting arm 2, the external thread of the limiting arm 1 is connected with a locking bolt, and the bottom end of the locking bolt passes through the limiting arm 1 and the limiting arm 2 and is threadedly connected to the inside of the limiting hole.

[0010] Compared with the prior art, the advantages of the marine fan of the utility model that is easy to assemble and disassemble are:

[0011] The fan housing of the present application is provided with a motor housing inside, and the outer wall of the motor housing is provided with four groups of limit arm 2, and at the same time, four groups of limit arm 1 are provided at the end cover at the rear end of the fan housing. When installing the fan inside the fan housing, the motor housing is pushed into the fan housing, and at the same time, the limit arm 2 on the outside of the fan housing is correspondingly inserted into the interior of the limit groove 2 and pushed into the specified position, and then the end cover is installed at the rear end of the fan housing, and the limit arm 1 provided on the side of the end cover is inserted into the interior of the limit groove 1, and a locking bolt is installed on the outside of the limit arm 1. The limit arm 1 and the limit arm 2 can be fixed synchronously by the locking bolt. In this way, when disassembling the fan blades and the end cover, there is no need to remove the screws at the fan blades and the end cover respectively. Only the four groups of locking bolts need to be removed to complete the disassembly of the limit arm 1 and the limit arm 2, so that the end cover and the fan blades can be directly pulled out toward the outside, and the disassembly is simple and efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a structural schematic diagram of a marine fan which is easy to assemble and disassemble.

[0013] Figure 2 The utility model is a schematic diagram of the internal structure of a fan shell of a marine fan which is easy to assemble and disassemble.

[0014] Figure 3 The utility model is a schematic diagram of the structure of a driving motor of a marine fan which is easy to assemble and disassemble.

[0015] Figure 4 The utility model is a schematic diagram of a limit groove structure of a marine fan which is easy to assemble and disassemble.

[0016] In the figure, 1. Fan casing; 2. End cover; 3. Fan blade; 4. Limit arm 1; 5. Locking bolt; 6. Limit slot 2; 7. Motor casing; 8. Drive motor; 9. Limit arm 2; 10. Limit hole; 11. Drive rod; 12. Limit slot 1. DETAILED DESCRIPTION

[0017] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0018] A marine fan that is easy to assemble and disassemble comprises a fan housing 1, an end cover 2, fan blades 3 and a drive motor 8. A motor housing 7 is installed inside the fan housing 1, and a drive motor 8 is arranged inside the motor housing 7. Four sets of limiting arms 9 are arranged on the outer wall of the motor housing 7. A limiting groove 6 is arranged on the inner wall of the fan housing 1. One end of the limiting arm 9 is located inside the limiting groove 6. An end cover 2 is provided at one end of the fan housing 1.

[0019] like Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, the utility model is a marine fan that is easy to assemble and disassemble. Specifically, the output end of the driving motor 8 is fixedly connected to the driving rod 11, and one end of the driving rod 11 is connected to the fan blade 3.

[0020] like Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, the utility model is a marine fan that is easy to assemble and disassemble. Specifically, a filter is provided at the center of the end cover 2, and a plurality of limiting arms 4 are provided at the side positions of the end cover 2.

[0021] like Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, the utility model is a marine fan that is easy to assemble and disassemble. Specifically, a limiting groove 12 is provided on the side of the fan housing 1, and a limiting arm 4 is fixed inside the limiting groove 12.

[0022] like Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, the utility model is a marine fan that is easy to assemble and disassemble. Specifically, a limiting hole 10 is provided at the end of the limiting arm 2 9, the external thread of the limiting arm 1 4 is connected with a locking bolt 5, and the bottom end of the locking bolt 5 passes through the limiting arm 1 4 and the limiting arm 2 9 and is threadedly connected to the inside of the limiting hole 10.

[0023] The utility model discloses a marine fan which is easy to assemble and disassemble. The outer wall of the motor housing 7 is provided with four groups of limiting arms 2 9. The motor housing 7 is a metal housing structure. At the same time, the end cover 2 at the tail end of the fan housing 1 is provided with four groups of limiting arms 1 4. The limiting arms 1 4 are metal rod bodies. When installing the fan inside the fan housing 1, the motor housing 7 is pushed into the fan housing 1. At the same time, the limiting arms 2 9 on the outer side of the motor housing 7 are correspondingly inserted into the interior of the limiting groove 2 6 and pushed into the specified position. Then, the end cover 2 is installed at the tail end of the fan housing 1. The limiting arm 14 set on the side of the end cover 2 is inserted into the inside of the limiting groove 12, and the locking bolt 5 is installed on the outside of the limiting arm 14. The limiting arm 14 and the limiting arm 2 9 can be fixed synchronously by the locking bolt 5. In this way, when disassembling the fan blade 3 and the end cover 2, there is no need to remove the screws at the fan blade 3 and the end cover 2 respectively. Only four sets of locking bolts 5 need to be removed to complete the disassembly of the limiting arm 14 and the limiting arm 2 9, so that the end cover 2 and the fan blade 3 can be directly pulled out toward the outside, and the disassembly is simple and efficient.

[0024] Matters not described in detail in this specification constitute prior art known to those skilled in the art. The specific embodiments described herein are merely illustrative of the spirit of the present invention. Persons skilled in the art to which the present invention relates may make various modifications, additions, or substitutions to the described specific embodiments without departing from the spirit of the present invention or exceeding the scope defined by the appended claims.

Claims

1. A marine fan that is easy to assemble and disassemble, comprising a fan housing (1), an end cover (2), fan blades (3) and a drive motor (8), characterized in that: A motor housing (7) is installed inside the fan housing (1), a driving motor (8) is arranged inside the motor housing (7), four sets of limiting arm rods (9) are arranged on the outer wall of the motor housing (7), a limiting groove (6) is arranged on the inner wall of the fan housing (1), one end of the limiting arm rod (9) is located inside the limiting groove (6), and an end cover (2) is arranged at one end of the fan housing (1).

2. The marine fan that is easy to assemble and disassemble according to claim 1, characterized in that: The output end of the drive motor (8) is fixedly connected to a drive rod (11), and one end of the drive rod (11) is connected to a fan blade (3).

3. The marine fan that is easy to assemble and disassemble according to claim 1, characterized in that: A filter screen is provided at the center of the end cover (2), and a plurality of limiting arm rods (4) are provided at the side of the end cover (2).

4. The marine fan that is easy to assemble and disassemble according to claim 3, characterized in that: A limiting groove (12) is provided on the side of the fan housing (1), and the limiting arm (4) is fixed inside the limiting groove (12).

5. The marine fan that is easy to assemble and disassemble according to claim 4, characterized in that: A limiting hole (10) is provided at the end of the limiting arm 2 (9), the external thread of the limiting arm 1 (4) is connected with a locking bolt (5), and the bottom end of the locking bolt (5) passes through the limiting arm 1 (4) and the limiting arm 2 (9) and is threadedly connected to the inside of the limiting hole (10).

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