Electric fan disassembly structure, electric fan support rod with the disassembly structure, and electric fan with the support rod

Abstract

The present invention discloses an electric fan split structure and an electric fan support rod with the split structure and an electric fan with the support rod, wherein the electric fan split structure comprises a first plug part, a first inner cavity is provided in the first plug part, a sixth plug part is inserted in the first inner cavity, the sixth plug part is connected with a second seat body, a stop pin is provided in the sixth plug part, a second spring is connected to the lower end of the stop pin, the second seat body is provided with a sliding block and a third plug part, the sliding block is installed on the third plug part, an active cavity is provided in the sliding block, one end of the stop pin is placed in the active cavity, a button is provided on the front surface of the sliding block, a first spring is provided on the rear surface of the sliding block, the first spring and the second spring are respectively pressed against the inner wall of the third plug part, a positioning hole is provided on the top surface of the sixth plug part, and the other end of the stop pin is inserted in the positioning hole. The present invention plays a quick separation function and implements quick fixation through the combination of the stop pin, the sliding block, the button, the first spring and the second spring.

Description

Technical Field

[0001] The invention specifically relates to an electric fan disassembly structure, an electric fan support rod with the disassembly structure, and an electric fan with the support rod. Background Art

[0002] The State Intellectual Property Office of China has published a document entitled: Modular Fan Support Structure, with application number: CN201821802666.9. The structure is that a support seat is installed at the lower end of the support rod, and a circuit connection seat body is movably installed at the upper end of the support rod. The output end of the circuit connection seat body is used to connect with the fan body power. The support rod includes at least two rod body assemblies, the circuit connection seat body is installed at the upper end of one of the rod body assemblies, and the lower end of the other rod body assembly is installed on the support seat. The two rod bodies are provided with a pin and a slot at one end corresponding to each other, and the pin and the slot are matched with each other, and the end of the pin and the bottom of the slot are respectively installed with magnets with opposite poles. By setting the support rod as at least two rod body assemblies, the fan can be switched between a table fan and a floor fan by changing the height of the support rod.

[0003] The State Intellectual Property Office of China has published another document named: Fan support rod combination structure, application number: CN201821795806.4, the structure includes a support rod, the lower end of the support rod is equipped with a support seat, the upper end of the support rod is movably equipped with a circuit connection seat body, the output end of the circuit connection seat body is used to connect with the fan body power, the support rod includes at least two rod body assemblies, the circuit connection seat body is installed at the upper end of one of the rod body assemblies, the lower end of the other rod body assembly is installed on the support seat, and the two rod bodies are respectively provided with a pin and a slot on the corresponding ends, the pin and the slot match each other, and the end of the pin and the bottom of the slot are respectively installed with magnets with opposite poles, and the middle part of the support seat is also provided with a pin corresponding to the slot, or a slot corresponding to the pin.

[0004] The above structures have the following disadvantages in use: after installation, the rods of the above two structures are easily loosened, resulting in an unstable overall installation, which eventually causes inconvenience in daily life. Summary of the invention

[0005] The purpose of the present invention is to overcome the shortcomings of the current modular fan support structure or fan support rod combination structure, and to provide an electric fan disassembly structure, an electric fan support rod and an electric fan that are easy to operate and have a firm connection.

[0006] The present invention describes an electric fan disassembly structure, including a first plug-in part, wherein: a first inner cavity is provided in the first plug-in part, a sixth plug-in part is inserted in the first inner cavity, the sixth plug-in part is communicated with the second seat body, a limit pin is provided in the sixth plug-in part, a second spring is connected to the lower end of the limit pin, the second seat body is provided with a sliding block and a third plug-in part, the sliding block is installed on the third plug-in part, a movable cavity is provided in the sliding block, one end of the limit pin is placed in the movable cavity, a button is provided on the front surface of the sliding block, a first spring is provided on the rear surface of the sliding block, the first spring and the second spring are respectively pressed against the inner wall of the third plug-in part, a positioning hole is provided on the top surface of the sixth plug-in part, and the other end of the limit pin is inserted in the positioning hole.

[0007] Specifically, a first recess is provided on the surface of the first inserting portion.

[0008] Specifically, a fourth protruding column is provided on the bottom surface of the third inserting portion, a column cavity is provided in the fourth protruding column, and the second spring is placed in the column cavity.

[0009] Specifically, a circuit board is provided in the first inner cavity, a circuit connection seat is provided in the sixth inserting portion, the circuit board and the circuit connection seat are connected, and a fifth recess is provided on the surface of the sixth inserting portion.

[0010] Specifically, a second opening is provided on the surface of the second seat body, a first opening is provided on the surface of the third inserting portion, the second opening is communicated with the first opening, and a guide block is provided on the surface of the sliding block.

[0011] Specifically, the inner wall of the first inserting portion is provided with a positioning protrusion, and the sixth inserting portion is provided with a guide groove, and the positioning protrusion is placed in the guide groove.

[0012] Specifically, a top surface of the third inserting portion is provided with a fastener for limiting the upward movement position of the sliding block.

[0013] The present invention also discloses an electric fan support rod, comprising a first rod body, a second rod body and a third rod body, wherein: the first rod body and the second rod body are connected via a first disassembling device, the third rod body and the second rod body are connected via a second disassembling device, and the second disassembling device comprises the electric fan disassembling structure of any of the above-mentioned technical solutions.

[0014] Specifically, a rod inner cavity is provided in the first rod body, a convex portion is provided on the inner surface of the inner cavity, a joint is provided on the top of the first rod body, a seventh concave position is provided on the surface of the first rod body, the convex portion is placed in the seventh concave position, and an upper connecting portion is provided on the top of the joint.

[0015] The present invention also discloses an electric fan, comprising a fan head and a chassis, wherein: the fan head and the chassis are connected by a support rod, the support rod comprises the electric fan support rod of any of the above-mentioned technical solutions, the support rod and the chassis are connected by a connecting piece, the bottom surface of the connecting piece is provided with a limit seat, the chassis is provided with an embedded cavity, the bottom surface of the embedded cavity is provided with a limit part, and the limit part is placed in the limit seat.

[0016] The beneficial effects of the present invention are as follows: in this structure, one end of a limit pin is placed in the active cavity, a button is provided on the front surface of the sliding block, a first spring is provided on the rear surface of the sliding block, the first spring and the second spring are respectively pressed against the inner wall of the third plug-in part, a positioning hole is provided on the top surface of the sixth plug-in part, and the other end of the limit pin is inserted into the positioning hole, which plays a quick separation function and implements quick fixation, and is not easy to loosen. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the present invention.

[0018] Figure 2 It is a schematic diagram of the decomposition structure of the present invention.

[0019] Figure 3 It is a schematic diagram of the structure of the second splitting device.

[0020] Figure 4 yes Figure 3 Schematic diagram of the decomposition structure.

[0021] Figure 5 yes Figure 3 Schematic diagram of the cross-sectional structure.

[0022] Figure 6 It is a schematic diagram of the structure of the first rod body and the joint in the exploded state.

[0023] Figure 7 It is a schematic diagram of the structure of the chassis, the connecting parts and the third rod in the exploded state.

[0024] Figure 8 It is a schematic diagram of the connecting piece structure.

[0025] Fig. 9 It is a schematic diagram of the chassis structure.

[0026] Fig.10 It is a schematic diagram of the structure of the first plug-in part.

[0027] The markings in the accompanying drawings are as follows: fan head 1, first rod body 2, convex portion 201, rod inner cavity 202, second rod body 3, third rod body 4, chassis 5, embedded cavity 501, limiting portion 502, first disassembling device 6, second disassembling device 7, first plug part 701, first recess 702, second seat body 703, third plug part 704, fourth convex column 705, first opening 706, button 707, second opening 708, first inner cavity 709, fifth recess 710, sixth plug part 711, circuit board 712, circuit connection seat 713, limiting pin 714, movable cavity 715, first spring 716, sliding block 717, guide block 718, second spring 719, fastener 720, positioning hole 721, guide groove 722, positioning convex portion 723, connecting piece 8, limiting seat 801, joint 9, seventh recess 901, upper connecting portion 902. DETAILED DESCRIPTION

[0028] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0029] like Figures 3 to 5 As shown, the present invention describes an electric fan disassembly structure, The utility model comprises a first plug part 701, wherein: a first inner cavity 709 is provided in the first plug part 701, a sixth plug part 711 is inserted in the first inner cavity 709, the sixth plug part 711 is communicated with the second seat body 703, a limit pin 714 is provided in the sixth plug part 711, a lower end of the limit pin 714 is connected with a second spring 719, the second seat body 703 is provided with a sliding block 717 and a third plug part 704, the sliding block 717 is installed on the third plug part 704, a movable cavity 715 is provided in the sliding block 717, one end of the limit pin 714 is placed in the movable cavity 715, a button 707 is provided on the front surface of the sliding block 717, a first spring 716 is provided on the rear surface of the sliding block 717, the first spring 716 and the second spring 719 are respectively pressed against the inner wall of the third plug part 704, a positioning hole 721 is provided on the top surface of the sixth plug part 711, and the other end of the limit pin 714 is inserted into the positioning hole 721.

[0030] This structure presses the button 707, and the button 707 pushes the sliding block 717 to move inward. During the movement of the sliding block 717, the first spring 716 is squeezed and the limit pin 714 is moved downward. The limit pin 714 squeezes the second spring 719, and the upper end of the limit pin 714 disengages from the positioning hole 721. At this time, the first plug part 701 is twisted and then the first plug part 701 is pulled upward to implement the separation of the first plug part 701. Among them, the button 707 is released, and the first spring 716 and the second spring 719 respectively play a resetting role. The first spring 716 pushes the sliding block 717 to move to the original position, and the second spring 719 pushes the limit pin 714 to move upward.

[0031] When the first plug part 701 is reinstalled on the sixth plug part 711, the first plug part 701 is twisted to rotate a small angle so that the first plug part 701 is buckled on the sixth plug part 711 again, and the limit pin 714 is moved upward and reinserted into the positioning hole 721, which plays a quick separation function and implements quick fixation, and is not easy to loosen.

[0032] Among them, the first spring 716 and the second spring 719 are respectively pressed against the third insertion portion 704, and the sliding block 717 can be displaced in the third insertion portion 704. The third insertion portion 704 can accommodate the sliding block 717. There is an angle between the first spring 716 and the second spring 719, and the angle is preferably 90 degrees. The first spring 716, the button 707 and the sliding block 717 are arranged on the same level, and the button 707 is fixed to the front surface of the sliding block 717, and the first spring 716 is fixed to the rear surface of the sliding block 717.

[0033] In this structure, the surface of the first inserting portion 701 is provided with first concave positions 702. There are three first concave positions 702, and the first concave positions 702 are distributed on the surface of the first inserting portion 701 in a triangular shape.

[0034] The bottom surface of the third inserting portion 704 of the present structure is provided with a fourth convex column 705 , a column cavity is provided in the fourth convex column 705 , and the second spring 719 is placed in the column cavity. The column cavity is used to limit the position of the second spring 719 .

[0035] In this structure, a circuit board 712 is disposed in the first inner cavity 709 , a circuit connection seat 713 is disposed in the sixth plug portion 711 , the circuit board 712 and the circuit connection seat 713 are connected, and a fifth recess 710 is disposed on the surface of the sixth plug portion 711 . The fifth recess 710 is adapted to the first recess 702 .

[0036] In this structure, the second seat body 703 has a second opening 708 on its surface, and the third inserting portion 704 has a first opening 706 on its surface. The second opening 708 is connected to the first opening 706 to provide a space for movement.

[0037] The surface of the sliding block 717 of this structure is provided with a guide block 718. The guide block 718 is located on the bottom surface of the sliding block 717 and can move along the bottom surface shape of the sliding block 717. The guide block 718 is connected to the limit pin 714, the guide block 718 is fixedly connected to the second spring 719, and the lower surface of the sliding block 717 is provided with an arc surface.

[0038] In this structure, the inner wall of the first plug part 701 is provided with a positioning protrusion 723, and the sixth plug part 711 is provided with a guide groove 722, and the positioning protrusion 723 is placed in the guide groove 722. The guide groove 722 is L-shaped. When the sixth plug part 711 is placed in the first plug part 701; at the same time, the positioning protrusion 723 moves along the guide groove 722, and the sixth plug part 711 or the first plug part 701 is twisted, and the positioning protrusion 723 rotates to the left, and the locking function is implemented at the groove portion of the guide groove 722. On the contrary, the sixth plug part 711 or the first plug part 701 is twisted in the opposite direction, and the positioning protrusion 723 rotates to the right, and then the sixth plug part 711 or the first plug part 701 is toggled to implement the separation state.

[0039] The top surface of the third inserting portion 704 of the present structure is provided with a fastener 720 for limiting the upward movement of the sliding block 717. The fastener 720 is used to limit the sliding block 717 so that the sliding block 717 cannot be separated from the third inserting portion 704.

[0040] like Figures 6 to 10 As shown, the electric fan support rod disclosed in the present invention includes a first rod body 2, a second rod body 3 and a third rod body 4, wherein: the first rod body 2 and the second rod body 3 are connected by a first disassembling device 6, and the third rod body 4 and the second rod body 3 are connected by a second disassembling device 7, and the second disassembling device 7 includes the above-mentioned electric fan disassembling structure. The first disassembling device 6 and the second disassembling device 7 adopt the same structure, and can implement the separation and installation between the first rod body 2, the second rod body 3 and the third rod body 4. The first two ends of the first disassembling device 6 are respectively inserted into the first rod body 2 and the second rod body 3, and the second two ends of the second disassembling device 7 are respectively inserted into the second rod body 3 and the third rod body 4.

[0041] Specifically, the first rod body 2 is provided with a rod inner cavity 202, the inner surface of the inner cavity 202 is provided with a convex portion 201, the top of the first rod body 2 is provided with a joint 9, the surface of the first rod body 2 is provided with a seventh concave position 901, the convex portion 201 is placed in the seventh concave position 901, and the top of the joint 9 is provided with an upper connecting portion 902. The joint 9 is used to connect to the fan head 1.

[0042] like Figure 1 to Figure 2As shown, the electric fan disclosed in the present invention comprises a fan head 1 and a chassis 5, the front end of the fan head 1 is provided with a motor output shaft, the motor output shaft is used to install the fan blades, and the fan head 1 is also provided with a mesh cover covering the fan blades, and the fan blades and the mesh cover are not installed in the drawings of this embodiment. Among them: the fan head 1 and the chassis 5 are connected by a support rod, the support rod comprises the above-mentioned electric fan support rod, the support rod and the chassis 5 are connected by a connecting piece 8, the bottom surface of the connecting piece 8 is provided with a limit seat 801, the chassis 5 is provided with an embedded cavity 501, the bottom surface of the embedded cavity 501 is provided with a limit portion 502, the limit portion 502 is placed in the limit seat 801, so that one end of the support rod is fixed on the chassis 5, and the other end of the support rod is fixed to the fan head 1.

[0043] The limiting portion 502 is disposed in the limiting seat 801 , so that the third rod 4 is fixed on the chassis 5 and will not be easily separated.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions or improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An electric fan disassembly structure, comprising a first plug-in portion (701), characterized in that: The first inserting part (701) is provided with a first inner cavity (709), the first inner cavity (709) is inserted with a sixth inserting part (711), the sixth inserting part (711) is connected with the second seat body (703), a limit pin (714) is provided in the sixth inserting part (711), the lower end of the limit pin (714) is connected with a second spring (719), the second seat body (703) is provided with a sliding block (717) and a third inserting part (704), the sliding block (717) is installed on the third inserting part (704), an active cavity (715) is provided in the sliding block (717), one end of the limit pin (714) is placed in the active cavity (715), a button (707) is provided on the front surface of the sliding block (717), a first spring (716) is provided on the rear surface of the sliding block (717), the first spring (716) and the second spring (719) are connected to each other. 9) are respectively pressed against the inner wall of the third plug part (704), the top surface of the sixth plug part (711) is provided with a positioning hole (721), the other end of the limit pin (714) is inserted into the positioning hole (721), the surface of the second seat body (703) is provided with a second opening (708), the surface of the third plug part (704) is provided with a first opening (706), the second opening (708) and the first opening (706) are connected, the surface of the sliding block (717) is provided with a guide block (718), the guide block (718) is located on the bottom surface of the sliding block (717) and can move along the bottom surface shape of the sliding block (717), the guide block (718) is connected to the limit pin (714), the guide block (718) is fixedly connected to the second spring (719), and the lower surface of the sliding block (717) is provided with an arc surface.

2. The electric fan disassembly structure according to claim 1, characterized in that: A first recess (702) is provided on the surface of the first inserting portion (701).

3. The electric fan disassembly structure according to claim 1, characterized in that: A fourth convex column (705) is provided on the bottom surface of the third inserting portion (704), a column cavity is provided inside the fourth convex column (705), and a second spring (719) is placed in the column cavity.

4. The electric fan disassembly structure according to claim 1, characterized in that: A circuit board (712) is provided in the first inner cavity (709), a circuit connection seat (713) is provided in the sixth inserting portion (711), the circuit board (712) and the circuit connection seat (713) are connected, and a fifth recess (710) is provided on the surface of the sixth inserting portion (711).

5. The electric fan disassembly structure according to claim 1, characterized in that: The inner wall of the first inserting portion (701) is provided with a positioning protrusion (723), and the sixth inserting portion (711) is provided with a guide groove (722), and the positioning protrusion (723) is placed in the guide groove (722).

6. The electric fan disassembly structure according to claim 1, characterized in that: The top surface of the third inserting portion (704) is provided with a fastener (720) for limiting the upward movement of the sliding block (717).

7. An electric fan support rod, comprising a first rod body (2), a second rod body (3) and a third rod body (4), characterized in that: The first rod body (2) and the second rod body (3) are connected via a first disassembling device (6), the third rod body (4) and the second rod body (3) are connected via a second disassembling device (7), and the second disassembling device (7) comprises the electric fan disassembling structure according to any one of claims 1 to 6.

8. The electric fan support rod according to claim 7, characterized in that: The first rod body (2) is provided with a rod inner cavity (202), the inner surface of the inner cavity (202) is provided with a convex portion (201), the top end of the first rod body (2) is provided with a joint (9), the surface of the first rod body (2) is provided with a seventh concave position (901), the convex portion (201) is placed in the seventh concave position (901), and the top end of the joint (9) is provided with an upper connecting portion (902).

9. An electric fan, comprising a fan head (1) and a chassis (5), characterized in that: The fan head (1) and the chassis (5) are connected via an electric fan support rod, the support rod comprises the electric fan support rod according to claim 7 or 8, the support rod and the chassis (5) are connected via a connecting piece (8), a limiting seat (801) is provided on the bottom surface of the connecting piece (8), the chassis (5) is provided with an embedded cavity (501), a limiting portion (502) is provided on the bottom surface of the embedded cavity (501), and the limiting portion (502) is placed in the limiting seat (801).

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