CN219019367U - Leaf blower with air flow internal circulation function - Google Patents
Leaf blower with air flow internal circulation function Download PDFInfo
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- CN219019367U CN219019367U CN202223012873.3U CN202223012873U CN219019367U CN 219019367 U CN219019367 U CN 219019367U CN 202223012873 U CN202223012873 U CN 202223012873U CN 219019367 U CN219019367 U CN 219019367U
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- air
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- air flow
- control assembly
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Abstract
The utility model discloses a leaf blower with an air flow internal circulation function, which comprises a shell, wherein an air channel, an air supply assembly, a power supply, a control assembly and a heating assembly are arranged in the shell, the control assembly is respectively and electrically connected with the air supply assembly, the power supply and the heating assembly, the shell is provided with an air inlet and an air outlet, the air channel is connected with the air inlet and the air outlet, the heating assembly is arranged in the air channel, a notch is arranged on the peripheral wall of the air channel, and the notch is communicated with the air channel and the inside of the shell. The leaf blower can dissipate heat of a power supply, a control assembly and electronic components in the shell through air flow, and the service life is prolonged; when the temperature of the use environment is too low, the heating air flow can be used for heating the power supply, the control assembly and the electronic components in the equipment, so that the power supply, the control assembly and the electronic components cannot exert the proper performance due to low temperature.
Description
Technical Field
The utility model relates to the field of electric tools, in particular to a leaf blower with an air flow internal circulation function.
Background
The leaf blower is used as a common garden tool, and can help users clean the broken branches, fallen leaves, dust, snow, frost accumulation, thin ice and the like in the garden. In the prior art, a circuit board, an electronic component and the like for controlling a motor are arranged in a leaf blower, an energy source of the leaf blower is generally a lithium battery, a large amount of heat is generated on the circuit board and the electronic component in the operation process of the blower, and if the heat cannot be timely emitted, the circuit board and the electronic component can be possibly damaged, so that the use of the blower is affected. When the temperature of the use environment is too low, the battery, the current board and the electronic components cannot exert the proper performances due to the low temperature.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: a leaf blower with an air flow internal circulation function is provided, which can control the temperature of the internal components of the device.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a possess leaf machine of blowing of air current inner loop function, includes the casing, be provided with air supply subassembly, power, control assembly and heating element in the casing, control assembly respectively with air supply subassembly the power reaches heating element electric connection, the casing is connected with the wind channel, the wind channel is provided with air intake and air outlet, heating element sets up in the wind channel, be equipped with the breach on the perisporium in wind channel, the breach intercommunication the wind channel with inside the casing.
Further, the casing includes continuous main casing and handle, the wind channel sets up in the main casing, the handle is cavity tubular structure, the handle inside with the inside intercommunication of main casing, control assembly sets up inside the handle.
Further, the notch is arranged near the joint of the handle and the main shell.
Further, the control assembly is disposed proximate to a junction of the handle and the main housing.
Further, the shell further comprises a power supply bin connected with the handle, the power supply is arranged in the power supply bin, and the inside of the power supply bin is respectively communicated with the inside of the handle and the inside of the main shell.
Further, the control assembly includes a temperature control assembly electrically connected to the heating assembly.
Further, the heating component is arranged at the air inlet.
Further, a connecting part for connecting the air supply assembly is arranged in the air duct, and the notch is positioned between the air inlet and the connecting part.
Further, the air supply assembly includes a motor having a motor shaft and a fan mounted on the motor shaft.
Further, the notch is arranged between the fan and the air outlet.
The utility model has the beneficial effects that: the air duct of the leaf blower with the air flow internal circulation function is provided with the notch, so that the air flow in the air duct can enter the equipment shell to circularly flow, and the heat dissipation of the power supply, the control assembly and the electronic components in the shell is realized through the air flow, so that the control assembly and the electronic components are prevented from being damaged due to overhigh temperature, and the service life is prolonged; when the temperature of the use environment is too low, the heating air flow can be used for heating the power supply, the control assembly and the electronic components in the equipment, so that the power supply, the control assembly and the electronic components cannot exert the proper performance due to low temperature.
Drawings
FIG. 1 is a schematic view of a leaf blower with an air flow internal circulation function according to a first embodiment of the present utility model;
FIG. 2 is a cross-sectional view showing a part of the structure of a blower having an air flow internal circulation function according to a first embodiment of the present utility model;
fig. 3 is a schematic view illustrating an internal structure of a leaf blower with an air flow internal circulation function according to a first embodiment of the present utility model.
Description of the reference numerals:
1. a housing; 11. an air inlet; 12. an air outlet; 13. a main housing; 14. a handle; 15. a power supply bin;
2. an air duct; 21. a notch; 22. a connection part;
3. an air supply assembly; 31. a motor; 32. a fan;
4. a power supply;
5. a control assembly; 51. a temperature control assembly;
6. and a heating assembly.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 3, a leaf blower with an air flow internal circulation function includes a housing 1, an air supply assembly 3, a power supply 4, a control assembly 5 and a heating assembly 6 are disposed in the housing 1, the control assembly 5 is respectively electrically connected with the air supply assembly 3, the power supply 4 and the heating assembly 6, the housing 1 is connected with an air duct 2, the air duct 2 is provided with an air inlet 11 and an air outlet 12, the heating assembly 6 is disposed in the air duct 2, a notch 21 is disposed on a peripheral wall of the air duct 2, and the notch 21 is communicated with the air duct 2 and the housing 1.
The working principle of the utility model is briefly described as follows: when the air supply assembly 3 works, air flows, part of air can enter the shell 1 through the notch 21, and at the moment, the temperature of the air entering the shell 1 can be controlled to heat or cool the inside.
From the above description, the beneficial effects of the utility model are as follows: the air duct of the leaf blower with the air flow internal circulation function is provided with the notch, so that the air flow in the air duct can enter the equipment shell to circularly flow, and the heat dissipation of the power supply, the control assembly and the electronic components in the shell is realized through the air flow, so that the control assembly and the electronic components are prevented from being damaged due to overhigh temperature, and the service life is prolonged; when the temperature of the use environment is too low, the heating air flow can be used for heating the power supply, the control assembly and the electronic components in the equipment, so that the power supply, the control assembly and the electronic components cannot exert the proper performance due to low temperature.
Further, the housing 1 comprises a main housing 13 and a handle 14 which are connected, the air duct 2 is arranged in the main housing 13, the handle 14 is of a hollow tubular structure, the interior of the handle 14 is communicated with the interior of the main housing 13, and the control assembly 5 is arranged in the interior of the handle 14.
From the above description, it will be appreciated that the control assembly is provided inside the handle for convenient use by an operator.
Further, the notch 21 is disposed near the junction between the handle 14 and the main housing 13.
It can be seen from the above description that the notch is close to the connection between the handle and the main housing, which is beneficial for air to directly enter the handle, so as to improve heating or cooling effect.
Further, the control assembly 5 is disposed near the junction of the handle 14 and the main housing 13.
From the above description, the connection between the handle and the main housing is closest to the gap, the air flow speed is the fastest, and the control assembly is arranged at the connection, which is beneficial to enhancing the heating or cooling effect.
Further, the housing 1 further includes a power supply compartment 15 connected to the handle 14, the power supply 4 is disposed in the power supply compartment 15, and the inside of the power supply compartment 15 is respectively communicated with the inside of the handle 14 and the inside of the main housing 13.
From the above description, the power supply bin is communicated with the main shell by the handle, so that the heating or cooling effect on the power supply can be achieved at the same time.
Further, the control assembly 5 includes a temperature control assembly 51, and the temperature control assembly 51 is electrically connected to the heating assembly 6.
From the above description, the present leaf blower can adjust the temperature of the blown air as needed.
Further, the heating component 6 is disposed at the air inlet 11.
As can be seen from the above description, the heating assembly is disposed at the air inlet to heat the air entering the gap, and at the same time, the heating assembly is beneficial to more fully heating the air.
Further, a connection portion 22 for connecting the air supply assembly 3 is disposed in the air duct 2, and the notch 21 is located between the air inlet 11 and the connection portion 22.
From the above description, the connecting portion can act as a barrier, so that more air can enter the notch.
Further, the blower assembly 3 includes a motor 31 and a fan 32, the motor 31 having a motor shaft, and the fan 32 being mounted on the motor shaft.
As can be seen from the above description, the leaf blower has a simple structure and is convenient for subsequent maintenance.
Further, the notch 21 is disposed between the fan 32 and the air outlet 12.
As can be seen from the above description, the notch is arranged near the front of the fan, so that the initial speed of air entering the notch is higher, the air can flow to a deeper space inside, such as a power supply bin, better, and the cooling or heating effect can be enhanced.
Example 1
Referring to fig. 1 to 3, a first embodiment of the present utility model is as follows: a leaf blower with air flow internal circulation function is used for cleaning the broken branches and leaves, dust, snow, frost accumulation, thin ice and the like in a garden.
The leaf blower with the air flow internal circulation function comprises a shell 1, wherein an air supply assembly 3, a power supply 4, a control assembly 5 and a heating assembly 6 are arranged in the shell 1, the control assembly 5 is respectively and electrically connected with the air supply assembly 3, the power supply 4 and the heating assembly 6, the shell 1 is connected with an air duct 2, the air duct 2 is provided with an air inlet 11 and an air outlet 12, the heating assembly 6 is arranged in the air duct 2, and the heating assembly 6 is arranged at the air inlet 11 for better heating effect of air; be equipped with breach 21 on the perisporium of wind channel 2, breach 21 intercommunication wind channel 2 with inside casing 1, in this embodiment, for being convenient for the installation of air supply subassembly 3, wind channel 2 includes interconnect's air inlet channel and air outlet channel, air intake 11 sets up on the air inlet channel, air outlet 12 sets up on the air outlet channel, the air inlet channel with the air outlet channel junction is provided with connecting portion 22, connecting portion 22 is to wind channel 2 is inside outstanding, connecting portion 22 with air supply subassembly 3 is connected.
Referring to fig. 2, alternatively, the air supply assembly 3 is an axial fan or a centrifugal fan, the air supply assembly 3 includes a motor 31 and a fan 32, the motor 31 has a motor shaft, the fan 32 is mounted on the motor shaft, and in this embodiment, the notch 21 is disposed between the fan 32 and the connecting portion 22 in order to make more air blow into the notch 21.
Referring to fig. 1 and 3, the housing 1 includes a main housing 13 and a handle 14 connected to each other, the air duct 2 is disposed in the main housing 13, the handle 14 is of a hollow tubular structure, the inside of the handle 14 is in communication with the inside of the main housing 13, the control assembly 5 is disposed in the inside of the handle 14, the housing 1 further includes a power supply compartment 15 connected to the handle 14, the power supply 4 is disposed in the power supply compartment 15, the inside of the power supply compartment 15 is in communication with the inside of the handle 14 and the inside of the main housing 13, respectively, in this embodiment, the main housing 13, the handle 14 and the power supply compartment 15 are of an integrally formed integral structure, the integral structure includes a left half and a right half, the left half is integrally formed, the left half and the right half are connected to form the main housing 13, the handle 14 and the power supply compartment 15 through fasteners, and in other embodiments, the main housing 13, the handle 14 and the power supply compartment 15 are also integrally formed through fasteners.
In this embodiment, the power supply 4 is a lithium battery, and is for balancing the weight of the device, so that the operator can hold the power supply conveniently, the power supply bin 15 is disposed on one side of the air inlet 11 of the main housing 13, the handle 14 is disposed above the power supply bin 15 and the main housing 13, and in other embodiments, the leaf blower can also be provided with a power line, and at this time, the power supply 4 and the power supply bin 15 can be omitted, so as to reduce the weight of the device.
Referring to fig. 2 and 3, the notch 21 is disposed near the junction between the handle 14 and the main housing 13, in this embodiment, the opening direction of the notch 21 is opposite to the inside of the handle 14, and it is obvious that the air flow rate at the junction between the handle 14 and the main housing 13 is faster, and the heat dissipation or heating effect is best, so that the control unit 5 is disposed near the junction between the handle 14 and the main housing 13.
Referring to fig. 3, the control unit 5 includes a temperature control unit 51 for controlling the temperature of the heating unit 6, the temperature control unit 51 is electrically connected to the heating unit 6, in this embodiment, the control unit 5 includes, but is not limited to, a main control board, the temperature control unit 51, a first switch for controlling the air supply unit 3 to be turned on or off, a second switch for controlling the heating unit 6 to be turned on or off, etc., and for the convenience of operation of a user, the control unit 5 is disposed on the handle 14.
In summary, the air duct of the leaf blower with the air flow internal circulation function provided by the utility model is provided with the notch, so that the air flow in the air duct can enter the equipment shell to circularly flow, and the heat dissipation of the power supply, the control assembly and the electronic components in the shell is realized through the air flow, so that the damage of the control assembly and the electronic components caused by overhigh temperature is avoided, and the service life is prolonged; when the temperature of the use environment is too low, the heating of the power supply, the control assembly and the electronic components in the equipment can be realized by heating the air flow, so that the power supply, the control assembly and the electronic components can not exert the proper performance due to low temperature; the heating temperature can be adjusted according to the needs, so that the heating device is beneficial to being used in more occasions and environments; the leaf blowing machine is reasonable in structure, the control components are all arranged near the handles, and the use of operators is facilitated.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.
Claims (10)
1. The utility model provides a possess leaf machine of blowing of air current inner loop function, includes the casing, be provided with air supply subassembly, power, control assembly and heating element in the casing, control assembly respectively with air supply subassembly the power reaches heating element electric connection, the casing is connected with the wind channel, the wind channel is provided with air intake and air outlet, heating element sets up in the wind channel, its characterized in that: the periphery wall of the air duct is provided with a notch which is communicated with the air duct and the inside of the shell.
2. The leaf blower with air flow internal circulation function according to claim 1, wherein: the shell comprises a main shell and a handle which are connected, the air duct is arranged in the main shell, the handle is of a hollow tubular structure, the inside of the handle is communicated with the inside of the main shell, and the control assembly is arranged inside the handle.
3. The leaf blower with air flow internal circulation function according to claim 2, wherein: the notch is arranged close to the joint of the handle and the main shell.
4. The leaf blower with air flow internal circulation function according to claim 2, wherein: the control assembly is arranged close to the joint of the handle and the main shell.
5. The leaf blower with air flow internal circulation function according to claim 2, wherein: the shell also comprises a power supply bin connected with the handle, the power supply is arranged in the power supply bin, and the inside of the power supply bin is respectively communicated with the inside of the handle and the inside of the main shell.
6. The leaf blower with air flow internal circulation function according to claim 1, wherein: the control assembly comprises a temperature control assembly, and the temperature control assembly is electrically connected with the heating assembly.
7. The leaf blower with air flow internal circulation function according to claim 1, wherein: the heating component is arranged at the air inlet.
8. The leaf blower with air flow internal circulation function according to claim 1, wherein: the air duct is internally provided with a connecting part used for connecting the air supply assembly, and the notch is positioned between the air inlet and the connecting part.
9. The leaf blower with air flow internal circulation function according to claim 1, wherein: the air supply assembly includes a motor having a motor shaft and a fan mounted on the motor shaft.
10. The leaf blower with air flow internal circulation function according to claim 9, wherein: the notch is arranged between the fan and the air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223012873.3U CN219019367U (en) | 2022-11-11 | 2022-11-11 | Leaf blower with air flow internal circulation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223012873.3U CN219019367U (en) | 2022-11-11 | 2022-11-11 | Leaf blower with air flow internal circulation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219019367U true CN219019367U (en) | 2023-05-12 |
Family
ID=86268486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223012873.3U Active CN219019367U (en) | 2022-11-11 | 2022-11-11 | Leaf blower with air flow internal circulation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219019367U (en) |
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2022
- 2022-11-11 CN CN202223012873.3U patent/CN219019367U/en active Active
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