CN213808165U

CN213808165U - Portable tower fan of equipment

Info

Publication number: CN213808165U
Application number: CN202022735159.1U
Authority: CN
Inventors: 高魏林; 高满林; 钟跃强
Original assignee: Zhongshan Shanzhu Electric Appliance Technology Co ltd
Current assignee: Zhongshan Shanzhu Electric Appliance Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-07-27
Anticipated expiration: 2030-11-23

Abstract

The invention discloses a portable assembled tower fan, which comprises a base, wherein a first shell and a second shell are fixedly arranged on the base, a containing cavity is defined by the first shell and the second shell, a wind wheel is fixedly arranged in the containing cavity, a first driving motor for driving the wind wheel to rotate and a circuit board electrically connected with the first driving motor are fixedly arranged in the containing cavity, the side ends of the first shell are respectively provided with a first extending strip extending outwards along the circumferential direction of the first shell, the inner side wall of the first shell is provided with a convex rib extending outwards along the circumferential direction of the first shell, the side ends of the second shell are respectively provided with a second extending strip extending outwards along the circumferential direction of the second shell, a slot for inserting the second extending strip is formed between the first extending strip and the convex rib, and the second shell is inserted into the slot of the first shell through the second extending strip.

Description

Portable tower fan of equipment

[ technical field ] A method for producing a semiconductor device

The invention relates to the technical field of tower fans, in particular to a portable assembled tower fan.

[ background of the invention ]

At present, most of the existing tower fan shells are assembled by a first shell and a second shell in the following assembling mode: the side of first casing and the side of second casing all are provided with the extension strip that extends to outside to make their side be formed with the step respectively, thereby the workman laminates each other through the step on the first casing and the step of second casing when the assembly and constitutes tower fan whole shell. However, the first shell or the second shell has a dimension error due to insufficient production precision in the production and processing process, and the step on the first shell and the step on the second shell cannot be well attached during assembly, so that the assembly difficulty is increased, and therefore the defects are improved.

[ summary of the invention ]

In order to solve the problems, the invention provides the portable assembled tower fan which is simple in structure and high in assembly efficiency.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a tower fan of portable equipment, including the base, fixed first casing and the second casing of being provided with on the base, first casing and second casing enclose into one and hold the chamber, it has wind wheel, drive to hold intracavity fixed mounting the first driving motor of wind wheel pivoted and with the circuit board that first driving motor electricity is connected, the side of first casing all is provided with the first strip that stretches out that extends along its circumference, be provided with on the inside wall of first casing along its circumference direction and extend to the outer protruding muscle of side, the side of second casing all is provided with the second strip that stretches out that extends along its circumference, first stretch out the strip with be formed with the confession between the protruding muscle the second stretches out strip male slot, the second casing passes through the second stretches out the strip and inserts to in the slot of first casing.

As a preferred embodiment, further defined is: the convex ribs are arranged in a plurality and are uniformly arranged along the axial direction of the first shell.

As a preferred embodiment, further defined is: the circuit board comprises a first shell and a second shell, wherein the first shell is provided with a first protruding part and a second protruding part, the first protruding part is arranged on the inner side surface of the first shell, the second protruding part is arranged on the inner side surface of the first shell, the first protruding part protrudes towards the inner side of the first protruding part, the second protruding part is arranged between the two first protruding parts, the front end of the second protruding part is provided with a second protruding part protruding upwards, the two first protruding parts, the first protruding part, the second protruding part and the second protruding part enclose an accommodating space for accommodating the circuit board, when the circuit board is accommodated in the accommodating space, the upper end surfaces of the left side and the right side of the circuit board respectively abut against the two first protruding parts, and the front end surface of the circuit board abuts against the second protruding part.

As a preferred embodiment, further defined is: and a third bump which is used for abutting against the end face of the rear side of the circuit board is also arranged on the inner side wall of the first shell.

As a preferred embodiment, further defined is: and the bottom end of the second bump is provided with a reinforcing rib.

As a preferred embodiment, further defined is: the base is fixedly provided with a fixed disc, the base is fixedly connected with the first shell and the second shell through the fixed disc, the fixed disc is provided with a lead slot, and the accommodating cavity is communicated with the outside through the lead slot.

As a preferred embodiment, further defined is: the fixed disk top be provided with fixed disk fixed connection's motor mount pad, the top of motor mount pad is provided with the first fixed cylinder that upwards extends relatively, first driving motor's casing passes through the fix with screw on the first fixed cylinder.

As a preferred embodiment, further defined is: and a second driving motor positioned between the motor mounting seat and the first driving motor is fixedly mounted on the motor mounting seat.

As a preferred embodiment, further defined is: the wind wheel bearing device is characterized in that a bearing mounting seat located above the wind wheel is fixedly arranged on the first shell or the second shell, a through hole is formed in the bearing mounting seat, an upward protruding annular flange is arranged at the edge of an upper port of the through hole, a bearing is rotatably connected to a rotating shaft of the wind wheel, an annular groove is formed in the outer peripheral surface of the bearing, and the bearing mounting seat is sleeved with the annular flange at the periphery of the annular groove of the bearing.

As a preferred embodiment, further defined is: and a second fixing column body extending towards the transverse direction is fixedly arranged on the inner wall of the first shell or the second shell, and the bearing mounting seat is fixed on the second fixing column body through a screw.

The beneficial effects of the invention are as follows: the invention relates to a shell, which comprises a first shell, a second shell, a first protruding strip, a second protruding strip, a positioning installation groove and a screw, wherein the first protruding strip extends out of the side end of the first shell, the second protruding strip extends out of the side end of the second shell, and the positioning installation groove is formed between the first protruding strip and the protruding strip.

[ description of the drawings ]

Fig. 1 is a structural diagram of the invention.

Fig. 2 is an enlarged view at a of fig. 1.

Fig. 3 is an exploded view of the present invention.

Fig. 4 is a structural view of the present invention with the second housing omitted.

Fig. 5 is an enlarged view at B of fig. 4.

Fig. 6 is a sectional view of the first housing and the second housing after assembly.

Fig. 7 is an enlarged view at C of fig. 6.

Fig. 8 is a structural view showing a circuit board not mounted on the first housing.

Fig. 9 is a structural view of the circuit board mounted on the first housing.

Fig. 10 is an enlarged view of fig. 9 at D.

Fig. 11 is a structural view of a bearing.

Fig. 12 is a structural view of the bearing mount.

[ detailed description ] embodiments

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 12, a portable assembled tower fan comprises a base 1, a first casing 2 and a second casing 3 are fixedly arranged on the base 1, the first shell 2 and the second shell 3 enclose an accommodating cavity 10, a wind wheel 4, a first driving motor 5 for driving the wind wheel 4 to rotate and a circuit board 6 electrically connected with the first driving motor 5 are fixedly installed in the accommodating cavity 10, the side ends of the first shell 2 are provided with first extending strips 21 extending outwards along the circumferential direction, the inner side wall of the first shell 2 is provided with convex ribs 22 extending outwards along the circumferential direction, the side ends of the second shell 3 are provided with second extending strips 31 extending outwards along the circumferential direction, slots 20 for the second extending strips 31 to insert are formed between the first extending strips 21 and the convex ribs 22, the second shell 3 is inserted into the slot 20 of the first shell 2 through the second protruding strip 31; the invention relates to a structure of a first shell 2, wherein a first extending strip 21 extends from the side end of the first shell 2 to form a first step at the side end of the first shell 2, and similarly, a second extending strip 31 extends from the side end of the second shell 3 to form a second step at the side end of the second shell 3. the invention provides a design that a convex rib 22 on the inner wall of the first shell 2 extends to the outside of the side end, and a positioning mounting groove is formed between the first extending strip 21 and the convex rib 22, namely the slot 20, when in assembly, an operator directly inserts the second extending strip 31 of the second shell 3 into the slot 20 to complete assembly and positioning, and further, after the first step is tightly attached to the second step, the first shell 2 and the second shell 3 can be assembled by tightening screws The assembly is also more convenient.

Specifically, protruding muscle 22 is provided with a plurality ofly, and is a plurality of protruding muscle 22 is followed the axial direction of first casing 2 evenly sets up, and is a plurality of protruding muscle 22 can strengthen the atress degree of first casing 2 and second casing 3 when the assembly, and then avoids appearing the fracture because of the uneven protruding muscle of atress.

Specifically, two first protruding blocks 23 are oppositely arranged on the inner side wall of the first housing 2 or the second housing 3, first protruding portions 231 protruding towards the respective inner sides are arranged on the opposite inner side surfaces of the upper portions of the two first protruding blocks 23, a second protruding block 24 located between the two first protruding blocks 23 is arranged on the inner side wall of the first housing 2, a reinforcing rib 242 is arranged at the bottom end of the second protruding block 24, a second protruding portion 241 protruding upwards is arranged at the front end of the second protruding block 24, an accommodating space for accommodating the circuit board 6 is defined by the two first protruding blocks 23, the first protruding portions 231, the second protruding portions 24 and the second protruding portions 241, when the circuit board 6 is placed in the accommodating space, the upper end surfaces of the left side and the right side of the circuit board 6 are respectively abutted against the two first protruding portions 231, the front end face of the circuit board 6 abuts against the second protruding portion 241, the inner side wall of the first housing 2 is further provided with a third protruding block 25 which abuts against the rear end face of the circuit board 6, the inner sides of the two first protruding blocks 23 extend out of the first protruding portion 231 to enable the shape of the first protruding blocks 23 to be similar to a barb shape, the second protruding block 24 extends out of the second protruding portion 241 upwards to enable the first protruding blocks 23 to form a hook shape, the circuit board 6 can be further clamped in the accommodating space, and compared with the prior art which adopts a screw fixing mode, the mode for installing the circuit board 6 is more efficient and convenient.

Specifically, the base 1 is fixedly provided with a fixed disk 7, the base 1 is fixedly connected with the first casing 2 and the second casing 3 through the fixed disk 7, the fixed disk 7 is provided with a lead groove 71, the accommodating cavity 10 is communicated with the outside through the lead groove 71, and then a power line is conveniently led out to the outside of the casing through the lead groove 71 to be electrified.

Specifically, a motor mounting seat 8 fixedly connected with the fixed disk 7 is arranged above the fixed disk 7, a first fixing column 81 extending upwards is oppositely arranged at the top of the motor mounting seat 8, a shell of the first driving motor 5 is fixed on the first fixing column 81 through a screw, and a second driving motor 80 positioned between the motor mounting seat 8 and the first driving motor 5 is also fixedly arranged on the motor mounting seat 8; the first driving motor 5 is used for driving the wind wheel 3 to rotate, and the second driving motor 80 is used for driving the swing of the tower fan so as to realize the adjustment of the air outlet direction. Because the first fixing column 81 extends upwards, a space for the second driving motor 80 to be arranged is reserved between the motor mounting seat 8 mounted on the first fixing column 81 and the first driving motor 5, and the structure of the product is more compact.

Specifically, a bearing mounting seat 9 located above the wind wheel 4 is fixedly arranged on the first shell 2 or the second shell 3, a through hole 91 is arranged on the bearing mounting seat 9, an upward protruding annular flange 92 is arranged at an edge of an upper port of the through hole 91, a bearing 90 is rotatably connected to the rotating shaft 41 of the wind wheel 4, an annular groove 901 is formed in the outer peripheral surface of the bearing 90, the bearing mounting seat 9 is sleeved on the periphery of the annular groove 901 of the bearing 90 through the annular flange 92, a second fixing cylinder 26 extending in the transverse direction is fixedly arranged on the inner wall of the first shell 2 or the second shell 3, and the bearing mounting seat 9 is fixed on the second fixing cylinder 26 through screws; the bearing mounting seat 9 with the bearing 90 is the installation of cup joint formula, and this product still further improved assembly efficiency when can strengthen wind wheel 4 rotational stability, and then promoted market competition effectively.

Claims

1. The utility model provides a tower fan of portable equipment, including base (1), fixed first casing (2) and second casing (3) of being provided with on base (1), first casing (2) and second casing (3) enclose into one and hold chamber (10), it has wind wheel (4), drive to hold chamber (10) internal fixation install wind wheel (4) first driving motor (5) of wind wheel (4) pivoted and with circuit board (6) that first driving motor (5) electricity is connected, its characterized in that: the side of first casing (2) all is provided with the first strip (21) of stretching out that extends along its circumference, be provided with on the inside wall of first casing (2) and extend to the outer protruding muscle (22) of side along its circumferential direction, the side of second casing (3) all is provided with the second that extends along its circumference and stretches out strip (31), first stretch out strip (21) with be formed with the confession between protruding muscle (22) the second stretches out strip (31) male slot (20), second casing (3) pass through the second stretch out strip (31) insert to in slot (20) of first casing (2).

2. The portable assembled tower fan of claim 1 wherein: the convex ribs (22) are arranged in a plurality of numbers, and the convex ribs (22) are uniformly arranged along the axial direction of the first shell (2).

3. The portable assembled tower fan of claim 1 or 2, wherein: two first protruding blocks (23) are oppositely arranged on the inner side wall of the first shell (2) or the second shell (3), first protruding parts (231) protruding towards the inner sides of the two first protruding blocks (23) are arranged on the inner side surfaces opposite to each other at the upper parts of the two first protruding blocks (23), a second protruding block (24) positioned between the two first protruding blocks (23) is arranged on the inner side wall of the first shell (2), a second protruding part (241) protruding upwards is arranged at the front end of the second protruding block (24), an accommodating space for accommodating the circuit board (6) is defined by the two first protruding blocks (23), the first protruding parts (231), the second protruding parts (24) and the second protruding part (241), when the circuit board (6) is arranged in the accommodating space, the upper end surfaces of the left side and the right side of the circuit board (6) are respectively abutted against the two first protruding parts (231), and the front end face of the circuit board (6) is abutted against the second protruding part (241).

4. The portable assembled tower fan of claim 3, wherein: and a third bump (25) which is used for abutting against the end face of the rear side of the circuit board (6) is further arranged on the inner side wall of the first shell (2).

5. The portable assembled tower fan of claim 4 wherein: and reinforcing ribs (242) are arranged at the bottom ends of the second convex blocks (24).

6. The portable assembled tower fan of claim 3, wherein: the fixed disk (7) that is provided with on base (1), base (1) passes through fixed disk (7) respectively with first casing (2) and second casing (3) fixed connection, be provided with lead wire groove (71) on fixed disk (7), hold chamber (10) and pass through lead wire groove (71) communicate with each other with the external world.

7. The portable assembled tower fan of claim 6 wherein: fixed disk (7) top be provided with fixed disk (7) fixed connection's motor mount pad (8), the top of motor mount pad (8) is provided with first fixed cylinder (81) of upwards extending relatively, the casing of first driving motor (5) passes through the fix with screw on first fixed cylinder (81).

8. The portable assembled tower fan of claim 7, wherein: and a second driving motor (80) positioned between the motor mounting seat (8) and the first driving motor (5) is also fixedly mounted on the motor mounting seat (8).

9. The portable assembled tower fan of claim 1 wherein: the wind wheel bearing device is characterized in that a bearing mounting seat (9) located above the wind wheel (4) is fixedly arranged on the first shell (2) or the second shell (3), a through hole (91) is formed in the bearing mounting seat (9), an upward protruding annular flange (92) is arranged at the edge of an upper port of the through hole (91), a bearing (90) is rotatably connected to a rotating shaft (41) of the wind wheel (4), an annular groove (901) is formed in the outer peripheral surface of the bearing (90), and the bearing mounting seat (9) is sleeved on the periphery of the annular groove (901) of the bearing (90) through the annular flange (92).

10. The portable assembled tower fan of claim 9, wherein: and a second fixing column (26) extending towards the transverse direction is fixedly arranged on the inner wall of the first shell (2) or the second shell (3), and the bearing mounting seat (9) is fixed on the second fixing column (26) through a screw.