TW201536988A - Fallen leaf blowing machine - Google Patents

Abstract

A fallen leaf blowing machine comprises a body having a handle at a top end thereof, the body is a cavity structure which forms a horizontal air duct, a motor is arranged in the cavity to divide the air duct into a rear air inlet duct and a front air inlet duct, and is horizontally arranged, blades are connected to a motor output shaft, a button for controlling the motor to be switched on or off is disposed on the handle, an air inlet barrel is connected to an air inlet of the rear air inlet duct, a rear end of the air inlet barrel is bent downwardly to enable an air inlet of the air inlet barrel to face the ground. Therefore, the sweeping efficiency is greatly improved, the time for sweeping the fallen leaves is saved. Moreover, such a machine is simple in structure and low in cost.

Description

Leaf blower

The present invention relates to a cleaning tool for fallen leaves.

After the wind, there will be a lot of fallen leaves on the street and the road, which has a certain impact on the image of the city. Therefore, the cleaners need to spend a lot of energy to clean up. In the traditional technology, the broom is used for cleaning, and the work efficiency is low. The amount of labor is large and the cleaning time required is long. To this end, it is necessary to develop a tool that is easy to clean.

In view of this, the inventors conceived and further studied and finally invented a leaf blower.

The invention provides a leaf blower, the main purpose of which is to replace the traditional broom to sweep the fallen leaves, and has the characteristics of convenient operation and purging.

To achieve the foregoing objective, the present invention provides a leaf blower comprising: a main body having a handle disposed at a top end thereof, the main body being a cavity structure and the cavity forming a level air duct, wherein a motor is disposed in the cavity The air duct is separated into a rear air inlet duct and a front air outlet duct. The motor is horizontally installed, and a blade is connected to the output shaft of the motor. The handle is provided with a button for controlling the switch of the motor, and the air inlet of the rear air inlet is connected with a position of the air inlet. The air inlet tube, the rear end of the air inlet tube is bent downward to make the air inlet of the air inlet tube ground.

As an improvement of the above technical solution, the main body includes left and right main bodies, and the left and right main bodies are fastened to each other or connected by screws.

As a further improvement of the above technical solution, the inner walls of the left and right bodies are respectively provided with two semi-annular ribs arranged front and rear, and a support cylinder is disposed between the semi-annular ribs, and the motor is installed in the support cylinder. The top end of the support cylinder is provided with a seating groove for placing the circuit board and the battery.

Further, the rear end portion of the handle is provided with a power plug interface.

Preferably, the air inlet of the rear air inlet is disposed with a sleeve having an outer diameter smaller than an outer diameter of the body, and the air inlet sleeve is sleeved on the sleeve.

Further, a rib is disposed on the sleeve, and the air inlet tube is provided with a guiding groove adapted to the rib.

Further, the air inlet of the air inlet tube is covered with a hollow bottom plate.

Preferably, the air outlet of the front air outlet is disposed with a duct, and a peripheral wall of the front air outlet near the air outlet is provided with a protrusion, and the side of the protrusion is hollowed into a through slot, and the air duct is A locking hole adapted to the protrusion is disposed; or the air duct interference fit sleeve is disposed on the air outlet of the front air outlet.

The invention utilizes the provided leaf blower to obtain the effect that the leaf blower consists of a main body, a motor and the like, and when it is necessary to blow off fallen leaves, twigs, paper scraps, etc., the cleaner only needs one hand or Carrying the handle of the fallen leaf blower with both hands, aiming the air outlet at the fallen leaves, etc., the start button, the powerful airflow formed by the motor driven by the motor will easily blow the fallen leaves to the predetermined place, and abandon the traditional technology. The use of a broom to clean the fallen leaves, small branches, etc., greatly improves the efficiency of the leaf cleaning, reduces the labor intensity of the cleaner, saves the time of the leaf cleaning, and the invention has the advantages of simple structure, convenient implementation, low cost and easy Carry and other features.

The present invention has been described in connection with the preferred embodiments of the present invention in accordance with the accompanying drawings.

〔this invention〕

1‧‧‧ Subject

101‧‧‧Intake duct

102‧‧‧ wind channel

11‧‧‧Left subject

12‧‧‧right subject

13‧‧‧ mouth

131‧‧‧Semi-annular ribs

14‧‧ ‧ ribs

15‧‧‧ bumps

16‧‧‧through slot

2‧‧‧Hands

21‧‧‧ button

22‧‧‧Power plug-in interface

3‧‧‧Motor

4‧‧‧Support tube

41‧‧‧Setting trough

5‧‧‧ leaves

6‧‧‧Into the air duct

7‧‧‧ hollow floor

8‧‧‧ duct

81‧‧‧Keyhole

Figure 1 is a schematic view showing the structure of an embodiment of the present invention.

Figure 2 is an exploded perspective view of an embodiment of the present invention.

Figure 3 is an exploded perspective view of an embodiment of the present invention.

Before the present invention is described in detail, it is noted that in the following description, similar elements are denoted by the same reference numerals.

In order to enable the reviewing committee to have a better understanding and understanding of the purpose, features and functions of the present invention, please refer to the following [detailed description of the drawings] as follows: The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. In the following embodiments, unless otherwise specified, the front and rear refer to the positional relationship obtained in the direction in which the airflow is blown. For the specific direction, refer to the first figure, the direction of the air duct 8 is the front, and the air inlet tube 6 The direction is back.

A preferred embodiment of the defoliing leaf blower of the present invention is shown in Figures 1 to 3 The figure includes: a main body 1, the top end of the main body 1 is provided with a handle 2, the main body 1 and the handle 2 are generally made of plastic parts, the main body 1 is a cavity structure and the cavity forms a level air duct, the main body 1 includes a left main body 11 and a right main body 12, and the left main body 11 and the right main body 12 are fastened to each other or screwed to facilitate mounting a motor or the like in the cavity of the main body 1, and a motor is disposed in the cavity. The mounting and fixing of the motor may adopt the following structures: the inner walls of the left and right bodies 11 and 12 are respectively provided with two semi-annular ribs 131 arranged front and rear, and a support cylinder 4 is disposed between the semi-annular ribs 131. The semi-annular rib 131 and the support cylinder 4 are fixed by a screw connection, and the motor is installed in the support cylinder 4 (the motor is shielded by the support cylinder 4), and the motor is horizontally installed, which is advantageous for reducing the blower In the radial dimension, the top end of the support cylinder 4 is provided with a seating groove 41 for placing a circuit board and a battery (a circuit board and a battery are not shown).

The motor isolates the air duct into the rear air duct 101 and the front air duct 102, that is, the air duct at the rear of the motor is an air inlet duct, the air duct at the front of the motor is an air duct, and the fan 5 is connected to the output shaft of the motor. The button 2 is provided with a button 21 for controlling the switch of the motor 3, and a power plug-in interface 22 is disposed at a position of the rear end of the handle 2 to facilitate charging the battery; and an air inlet tube 6 is connected to the air inlet of the rear air inlet 101. The rear end of the air inlet tube 6 is bent downward so that the air inlet of the air inlet tube faces the ground, so as to prevent the clothes from being sucked into the leaf blowing machine when the operator stands behind the leaf blowing machine, thereby preventing safety. Hidden dangers.

For the installation of the air inlet tube 6, the air inlet port of the rear air inlet 101 is provided with a sleeve 13 having an outer diameter smaller than the outer diameter of the body, and the air inlet tube 6 is placed In the sleeve 13 , in order to ensure that the air inlet of the air inlet tube 6 is always facing the ground, a rib 14 can be arranged on the sleeve 13 , and the air inlet tube 6 is provided with the rib 14 . The guide groove.

In order to prevent the debris such as fallen leaves on the ground from being sucked into the leaf blower, the hollow bottom plate 7 is covered at the air inlet of the air inlet tube 6.

As a preferred embodiment of the present embodiment, the air outlet of the front air outlet 102 is sleeved with a duct 8, and preferably, the peripheral wall of the front air duct 102 near the air outlet is provided with a protrusion 15 on the side of the protrusion 15 The air is formed into a through slot 16 , and the through slot 16 is disposed such that the protrusion 15 can be flexibly extended in the radial direction of the air duct, and the air duct 8 is provided with a locking hole 81 corresponding to the protrusion 15 . When the air duct 8 needs to be placed, the air duct 8 is fitted onto the main body 1 until the protrusion 15 is caught in the lock hole 81. When the air duct 8 is not required, the protrusion 15 can be pressed, and then the wind is pressed. The tube 8 can be taken out; or the interference fit sleeve of the air duct 8 is placed on the air outlet of the front air outlet 102, which is convenient for disassembly and assembly.

The air duct 8 has a detachable structure, so that the air blower can be applied to various use occasions, and the air duct 8 can be placed in an open place, thereby increasing the blowing distance of the air blower, and for a relatively narrow or cramped place, Do not use duct 8

By setting up a leaf blower consisting of the main body 1, the motor 3, etc., when it is necessary to blow the fallen leaves, twigs, paper scraps, etc., the cleaner only needs to carry the handle 2 of the fallen leaf blower with one hand or both hands, The air outlet is aimed at the fallen leaves, etc., and the start button 21, the powerful airflow formed by the motor 3 to drive the blade will easily blow the fallen leaves and the like to the predetermined place, and the traditional technology is used to clean the falling The method of leaves and small branches greatly improves the efficiency of leaf cleaning, reduces the labor intensity of the cleaners, and saves the time of leaf cleaning, and the invention has the characteristics of simple structure, convenient implementation, low cost and easy carrying.

The above is only a preferred embodiment of the present invention, but the present invention is not limited to the above embodiments, and as long as it achieves the technical effects of the present invention by any identical or similar means, it should fall within the protection scope of the present invention. .

From the above, it is known that the present invention truly conforms to "industrial availability," "novelty," and "progressiveness", and submits an invention patent application in accordance with the law, praying for review and early granting of a patent, and it is truly sensible.

1‧‧‧ Subject

15‧‧‧ bumps

2‧‧‧Hands

21‧‧‧ button

22‧‧‧Power plug-in interface

6‧‧‧Into the air duct

7‧‧‧ hollow floor

8‧‧‧ duct

Claims (10)

A falling leaf blower comprises: a main body, a top end of the main body is provided with a handle, the main body is a cavity structure and the cavity forms a level air duct, and a motor is placed in the cavity to isolate the air duct into a rear air inlet The motor and the front air outlet are installed horizontally, and the motor output shaft is connected with a blade, and the handle is provided with a button for controlling the motor switch, and the air inlet of the rear air inlet is connected with an air inlet tube, the air inlet The rear end of the cylinder is bent downward so that the air inlet of the air inlet cylinder faces the ground. The defoliating leaf blower of claim 1, wherein the main body comprises left and right main bodies, and the left and right main bodies are fastened to each other or connected by screws. The deciduous leaf blowing machine according to claim 1, wherein the left and right main bodies are provided with two semi-annular ribs arranged one behind the other, and a support cylinder is arranged between the semi-annular ribs. The motor is mounted in the support cylinder, and a top of the support cylinder is provided with a seating groove for placing the circuit board and the battery. The defoliating leaf blower according to the first aspect of the invention, wherein the rear end portion of the handle is provided with a power plug interface. The deciduous leaf blower of claim 1, wherein the air inlet of the rear air inlet is provided with a sleeve having an outer diameter smaller than an outer diameter of the main body, and the air inlet sleeve is sleeved on the sleeve. The defoliating leaf blowing machine of claim 5, wherein the sleeve is provided with a rib, and the air inlet tube is provided with a guiding groove adapted to the rib. The defoliating leaf blowing machine of claim 1, wherein the air inlet of the air inlet tube is covered with a hollow bottom plate. The defoliating leaf blowing machine according to the first aspect of the invention, wherein the air outlet of the front air outlet is provided with a duct. The deciduous leaf blower of claim 8, wherein the front air outlet is provided with a protrusion on a peripheral wall of the air outlet, and the side of the protrusion is hollowed out to form a through groove. A locking hole is provided which is adapted to the projection. The defoliation leaf blowing machine of claim 8, wherein the air duct interference fit sleeve is placed on the air outlet of the front air outlet.