CN215333486U

CN215333486U - Axial-flow electric tool

Info

Publication number: CN215333486U
Application number: CN202121478472.XU
Authority: CN
Inventors: 孔宪龙; 蔡桂振
Original assignee: Ningbo Sanye Tools Co ltd
Current assignee: Ningbo Sanye Tools Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-12-28
Anticipated expiration: 2031-07-01

Abstract

An axial flow power tool comprising: the air blowing device comprises an air blowing main body, a rotating assembly part and a handle part, wherein one end of the air blowing main body is provided with the rotating assembly part; the other end of the air blowing main body is connected with an air guide pipe and an air outlet cover; a fan is arranged in the blowing main body. Among the electric tool in this application, handle portion and the rotation of blowing adoption between the main part are connected, can rotate to suitable angle as required and use. The rotating assembly part is provided with a key groove, the handle part is provided with a depressible positioning key, the positioning key is separated from the key groove after being depressed, the rotating assembly part can rotate, the rotating assembly part rotates to a proper angle, the releasing and the depressing are released, the positioning key resets left and right on the spring, and the positioning key is clamped into the corresponding key groove to realize positioning. The main part of blowing in this application adopts the axial-flow type structure, and wherein the fan is bloied, and the air current flows through the guide duct and goes out the fan housing, and the air-out is efficient, and the flow is big.

Description

Axial-flow electric tool

Technical Field

The utility model belongs to the field of electric tools, and particularly relates to an axial-flow electric tool.

Background

Electric tools, especially hand-held electric tools such as hair dryers, are common devices used in daily life and work. In the prior art, these conventional handheld electric tools generally include a handheld portion, a connecting rod portion, and a functional portion, wherein the handheld portion is used for a user to hold and operate, and a detachable battery pack for supplying power may be disposed on the handheld portion, and when the power is off, the battery pack may be detached from the electric tool for charging; the connecting rod part plays a connecting role; the functional part is provided with an electric structure and a corresponding tool component for finishing specific operations, such as blowing, pruning, sweeping, grass mowing, mowing and the like.

Many electric tools among the prior art, its connecting rod portion structure is fixed, can not carry out angle adjustment, still has some inconveniences among the in-service use process. The hair dryer is a commonly used electric tool and is used for blowing leaves, the conventional short handle structure can be well used for leaf blowing operation at low positions, and the blowing operation at high positions is relatively troublesome. In addition, the air output and the air speed of a plurality of current hair dryers are low, the working efficiency is low, and the requirements of some heavy work occasions are difficult to meet.

Accordingly, the present application provides further designs and improvements to power tools based on some of the above prior art.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the axial-flow electric tool, which has the advantages of air outlet, large air outlet quantity of the air blowing main body and high air blowing operation efficiency; handle portion is rotatable, and the flexible length of adjusting of accessible, and the different occasions of adaptation that can be fine are used.

In order to solve the above technical problems, the present invention is solved by the following technical solutions.

An axial flow power tool comprising: the air blowing device comprises an air blowing main body, a rotating assembly part and a handle part, wherein one end of the air blowing main body is provided with the rotating assembly part; the other end of the air blowing main body is connected with an air guide pipe and an air outlet cover; a fan is arranged in the blowing main body.

Among the electric tool in this application, handle portion and the rotation of blowing adoption between the main part are connected, can rotate to suitable angle as required and use. The rotating assembly part is provided with a key groove, the handle part is provided with a depressible positioning key, the positioning key is separated from the key groove after being depressed, the rotating assembly part can rotate, the rotating assembly part rotates to a proper angle, the releasing and the depressing are released, the positioning key resets left and right on the spring, and the positioning key is clamped into the corresponding key groove to realize positioning. The main part of blowing in this application adopts the axial-flow type structure, and wherein the fan is bloied, and the air current flows through the guide duct and goes out the fan housing, and the air-out is efficient, and the flow is big.

In a preferred embodiment, the handle portion is a telescopic and telescopic structure, and can be extended or shortened for use according to needs, so that the handle portion is flexible and convenient.

In a preferred embodiment, a flow guide part is arranged in the air outlet of the blowing main body, the flow guide part comprises a shell, a flow guide head is arranged in the shell, a flow guide sheet is arranged between the flow guide head and the shell, and the flow guide sheet divides an annular space between the flow guide head and the shell into a plurality of flow channels. In the structure, the arrangement of the flow guide piece enables the air flow to flow smoothly, the phenomena of backflow, turbulence and the like cannot be generated, and the high blowing efficiency is ensured.

In a preferred embodiment, one end of the air guide pipe is assembled at the air outlet of the air blowing main body, and the other end of the air guide pipe is connected with the air outlet cover, so that the assembly structure is simple.

In a preferred embodiment, an assembly pipe is arranged at one end of the air outlet cover facing the air guide pipe, and the assembly pipe is assembled at an air outlet position on the air guide pipe; the diameter of assembly pipe is less than the diameter of air-out cover, and is equipped with a plurality of lateral plates on the outer wall of assembly pipe, air-out cover is fixed in one side of a plurality of lateral plates, and communicates with the external world. In the structure, after the air current enters the air outlet cover from the air guide pipe, the space is enlarged, air is sucked from the outside for supplement, the maximum air blowing flow is realized, and the air blowing efficiency is improved.

In a preferred embodiment, the fan is arranged at one side of the blowing main body close to the rotating part, the fan is driven by a motor, and the motor is powered by the power supply module.

In a preferred embodiment, the blowing main body is further provided with an air guide seat, an inner cylinder for accommodating the motor is arranged in the air guide seat, a spiral air guide sheet is arranged between the inner cylinder and a shell of the air guide seat, and an air flow generated by the fan firstly passes through the spiral air guide sheet to be changed into a spiral air flow, so that the fluid flow efficiency is increased.

Compared with the prior art, the utility model has the following beneficial effects: the axial-flow electric tool is provided, air is discharged, the air outlet quantity of the air blowing main body is large, and the air blowing operation efficiency is high; handle portion is rotatable selects suitable angle to use, and the flexible length of adjusting of accessible, and different occasions of adaptation that can be fine are used.

Drawings

Fig. 1 is a perspective view of a power tool assembly in an embodiment of the present invention.

Fig. 2 is a perspective view of a power tool assembly in another embodiment of the present invention.

Fig. 3 is a perspective view of the assembled blowing main body, air guide duct and air outlet housing of the present invention.

Fig. 4 is a perspective view of a blowing body in the present invention.

Fig. 5 is a perspective view of the blowing body with a part of the housing omitted.

Fig. 6 is a perspective view of the blowing body of fig. 5 with the air guide omitted.

Fig. 7 is a perspective view of the blowing body of fig. 6 without the air guide seat.

Fig. 8 is a perspective view of the air guide duct of the present invention.

Fig. 9 is a perspective view of the wind outlet cover in the present invention.

Fig. 10 is a first perspective view of the baffle member of the present invention.

Fig. 11 is a second perspective view of the baffle member of the present invention.

Fig. 12 is a schematic view of a baffle member of the present invention.

Fig. 13 is a perspective view of the air guide seat of the present invention.

Detailed Description

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

The embodiments described below by referring to the drawings, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout, are exemplary only for explaining the present invention, and are not construed as limiting the present invention.

In describing the present invention, it is to be understood that the terms: the terms center, longitudinal, lateral, length, width, thickness, up, down, front, back, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing and simplifying the description, and thus, should not be construed as limiting the present invention. Furthermore, the terms: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features shown. In describing the present invention, unless otherwise expressly specified or limited, the terms: mounting, connecting, etc. should be understood broadly, and those skilled in the art will understand the specific meaning of the terms in this application as they pertain to the particular situation.

Referring to fig. 1 to 13, an axial-flow type electric tool according to the present invention includes: the air blowing device comprises an air blowing body 3, wherein one end of the air blowing body 3 is provided with a rotating assembly part 2, and the rotating assembly part 2 is provided with a rotatable handle part 1; the other end of the blowing main body 3 is connected with an air guide pipe 32 and an air outlet cover 31; the blowing body 3 is provided therein with a fan 38.

Specifically, in this application, be equipped with water conservancy diversion piece 33 in the air outlet position of main part 3 of blowing, water conservancy diversion piece 33 includes the casing, is equipped with water conservancy diversion head 331 in this casing, be equipped with water conservancy diversion piece 332 between water conservancy diversion head 331 and the casing, this water conservancy diversion piece 332 separates into a plurality of runners 333 with the annular space between water conservancy diversion head 331 and the casing. In the structure, the arrangement of the flow guide piece 33 enables the air flow to flow smoothly, the phenomena of backflow, turbulence and the like can not be generated, and the high blowing efficiency is ensured.

Further, in this application, one end of the air duct 32 is assembled at the air outlet of the blowing main body 3 through a screw thread or a bayonet structure 321, and the other end is connected with the air outlet cover 31, so that the assembly structure is simple. An assembling pipe 311 is arranged at one end of the air outlet cover 31 facing the air guide pipe 32, and the assembling pipe 311 is assembled at an air outlet position on the air guide pipe 32; the diameter of the assembling pipe 311 is smaller than that of the air outlet cover 31, a plurality of side pieces 312 are arranged on the outer wall of the assembling pipe 311, and the air outlet cover 31 is fixed on one side of the side pieces 312 and communicated with the outside. In the structure, after the airflow enters the air outlet cover 31 from the air guide pipe 32, the space is enlarged, and meanwhile, air is sucked from the outside for supplement, so that the maximum air blowing flow is realized, and the air blowing efficiency is improved.

In the present application, the fan 38 is disposed on one side of the blowing body 3 close to the rotating part 2, the fan 38 is driven by the motor 37, and the motor 37 is powered by the power module. The blowing main body 3 is further provided with an air guide seat 34, an inner cylinder 341 for accommodating the motor 37 is arranged in the air guide seat 34, a spiral air guide piece 342 is arranged between the inner cylinder 341 and the outer shell of the air guide seat 34, and the air flow generated by the fan 38 firstly passes through the spiral air guide piece 342 to be changed into spiral air flow, so that the fluid flow efficiency is increased.

In the electric power tool in this application, the rotation that adopts between handle portion 1 and the main part 3 of blowing is connected, can rotate as required to suitable angle and use. Wherein rotate and be equipped with the keyway on the assembly part 2, be equipped with the navigation key that can press on the handle portion 1, press back navigation key and keyway and throw off, can rotate, rotate to suitable angle after, loosen and press, the navigation key resets under the spring is controlled to the card is gone into in the keyway that corresponds, realizes the location.

As shown in fig. 1, the blower body 3 and the handle 1 are of a linear structure, the handle 1 is provided with a battery pack 11 for supplying power, and the switch control mode is a conventional technology. As shown in fig. 2, the blowing body 3 and the handle portion 1 are of a right-angle structure, and the handle portion 1 is of a telescopic structure, so that the blowing body can be used for high-altitude blowing operation. The main part of blowing 3 in this application adopts the axial-flow type structure, and fan 38 wherein bloies, and the air current flows out through guide duct 32 and play wind cover 31, and the air-out is efficient, and the flow is big.

As described above, the present invention provides an axial-flow electric tool, which discharges air, and has a large discharge volume of the main blower and high blower operation efficiency; handle portion is rotatable selects suitable angle to use, and the flexible length of adjusting of accessible, and different occasions of adaptation that can be fine are used.

The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.

Claims

1. An axial flow power tool, comprising: the hair dryer comprises a blowing main body (3), wherein one end of the blowing main body (3) is provided with a rotating part (2), and the rotating part (2) is provided with a rotatable handle part (1);

the other end of the blowing main body (3) is connected with an air guide pipe (32) and an air outlet cover (31);

a fan (38) is arranged in the blowing main body (3).

2. An axial power tool according to claim 1, characterized in that the handle portion (1) is of telescopic, telescopic construction.

3. The axial-flow type electric tool according to claim 1, wherein a flow guide member (33) is provided in the air outlet of the blower main body (3), the flow guide member (33) comprises a housing, a flow guide head (331) is provided in the housing, a flow guide plate (332) is provided between the flow guide head (331) and the housing, and the flow guide plate (332) divides an annular space between the flow guide head (331) and the housing into a plurality of flow channels (333).

4. The axial-flow electric tool according to claim 1, wherein one end of the air guiding duct (32) is mounted at the air outlet of the blowing main body (3), and the other end is connected to the air outlet cover (31).

5. The axial-flow electric tool according to claim 4, wherein an end of the air outlet housing (31) facing the air guiding duct (32) is provided with a fitting pipe (311), and the fitting pipe (311) is fitted at an air outlet position on the air guiding duct (32); the diameter of assembly pipe (311) is less than the diameter of air-out cover (31), and is equipped with a plurality of lateral plates (312) on the outer wall of assembly pipe (311), air-out cover (31) are fixed in one side of a plurality of lateral plates (312), and communicate with the external world.

6. An axial flow power tool according to claim 1, wherein the fan (38) is provided on the side of the blowing body (3) close to the rotating fitting (2), the fan (38) being driven by the motor (37).

7. The axial-flow electric tool according to claim 6, wherein the blowing main body (3) is further provided with an air guide seat (34), the air guide seat (34) is provided with an inner cylinder (341) for accommodating the motor (37), and a spiral air guide sheet (342) is arranged between the inner cylinder (341) and the outer shell of the air guide seat (34).