CN211020140U - Brushless motor hedge trimmer - Google Patents
Brushless motor hedge trimmer Download PDFInfo
- Publication number
- CN211020140U CN211020140U CN201921881936.4U CN201921881936U CN211020140U CN 211020140 U CN211020140 U CN 211020140U CN 201921881936 U CN201921881936 U CN 201921881936U CN 211020140 U CN211020140 U CN 211020140U
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- Prior art keywords
- brushless motor
- battery pack
- power
- controller
- hedge trimmer
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Abstract
The utility model discloses a brushless motor hedge trimmer, including the casing, the casing is including the motor arrangement portion that is located the front end and the handle portion, the controller arrangement portion that are located the rear end, and the controller arrangement portion is located the below of handle portion, establishes brushless motor in the motor arrangement portion, establishes controller, handle portion in the controller arrangement portion and sets up the switch structure who is used for controlling the hedge trimmer to open and close, and switch structure links to each other with the switch line electrical property of controller, and the front end of casing sets up blade structure, and brushless motor passes through the drive mechanism transmission and connects blade structure, power structure is installed to the rear end detachably of casing, power structure electric connection brushless motor provides power for it. The power supply structure can be a lithium battery pack or a battery pack switching port, and the battery pack switching port can be connected with an external direct-current power supply to supply power for the hedge trimmer. The utility model has the advantages of motor wearing and tearing are little, the security performance is high, long service life, duration are strong and extensive applicability etc.
Description
Technical Field
The utility model relates to an electronic garden instrument technical field especially relates to a brushless motor hedge trimmer.
Background
The hedge trimmer belongs to a special tool for landscaping, is suitable for the special trimming in the aspects of tea trimming, park, garden, roadside hedge and other landscaping, and can be divided into gasoline type and electric type according to the type of a power unit. Most of the hedge trimmers in the market are driven by gasoline engines, the structural design is not environment-friendly enough, the noise is high when the hedge trimmers are used, and meanwhile, the volume and the weight are also high, and the operation is inconvenient; the electric hedge trimmer mostly adopts the brush motor and the lithium battery pack as power elements, but the self-damage of the brush motor is serious, the service life and the safety performance of the hedge trimmer are directly influenced, and the cruising ability of the hedge trimmer is limited due to the power supply mode of the lithium battery pack.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model aims at providing an use brushless motor + lithium cell package/battery package switching interface as the hedge trimmer of power unit, support two kinds of power supply modes of lithium cell package and outside DC power supply simultaneously, have advantages such as motor wearing and tearing are little, the security performance is high, long service life, duration are strong and extensive applicability.
In order to achieve the above object, the utility model discloses a technical scheme be: the utility model provides a brushless motor hedge trimmer, includes the casing, the casing is including the motor arrangement portion that is located the front end and the handle portion, the controller arrangement portion that are located the rear end, the controller is settled the below that is located handle portion, establish brushless motor in the motor arrangement portion establish the controller in the controller arrangement portion set up the switch structure that is used for controlling the hedge trimmer to open and close on the handle portion, switch structure links to each other with the switch line electrical property of controller, the front end of casing sets up the blade structure, brushless motor passes through the drive mechanism transmission and connects the blade structure, power structure is installed to the rear end detachably of casing, power structure electric connection brushless motor provides power for it.
Preferably, the power supply structure can be a lithium battery pack or a battery pack adapter, a clamping groove structure is arranged at the rear end of the casing, a metal insertion piece is arranged in the clamping groove structure, the metal insertion piece is welded with a power line of the brushless motor, and the power supply structure can be inserted into the clamping groove structure and supplies power to the brushless motor through the metal insertion piece; when the lithium battery pack is inserted into the clamping groove structure, the lithium battery pack provides power for the brushless motor; the battery pack adapter is characterized in that an adapter circuit is arranged inside the battery pack adapter, a plug is arranged at the rear end of the battery pack adapter, and when the battery pack adapter is inserted into the clamping groove structure, the battery pack adapter can be connected with an external direct-current power supply through the plug, and the external direct-current power supply supplies power to the brushless motor through the adapter circuit.
Preferably, one side of controller sets up the fin, the fin sets up in the position that is close to the casing, the position that is close to the fin on the casing sets up first air intake, the position that is close to brushless motor rear end cap on the casing sets up the second air intake, the position that is close to brushless motor front end cap on the casing sets up the air outlet.
Preferably, an operating handle is arranged at the front end of the machine shell, and a baffle is arranged on the front side of the operating handle or the side close to the blade.
Preferably, the blade structure may be of a single-edged type or a double-edged type.
The utility model has the advantages that: 1. the brushless motor is adopted to provide power, so that the motor has the advantages of small abrasion, high safety performance, long service life and the like; 2. meanwhile, two power supply modes of a lithium battery pack and an external direct-current power supply are supported, so that the cruising ability of the hedge trimmer is greatly improved, and the application range of the hedge trimmer is enlarged; 3. reasonable layout, small volume and weight, low noise and more convenient operation.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic view of an internal structure of a housing according to embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a battery pack adapter according to an embodiment of the present invention;
fig. 4 is a schematic structural view of embodiment 2 of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Example 1
Referring to fig. 1 to 2, an embodiment of the present invention includes:
a brushless motor hedge trimmer comprises a machine shell 1, wherein the machine shell 1 comprises a motor mounting part 101 at the front end, a handle part 102 at the rear end and a controller mounting part 103, a brushless motor 7 is mounted in the motor mounting part 101, a controller 8 is mounted in the controller mounting part 103, the controller mounting part 103 is positioned below the handle part 102, a switch structure 4 for controlling the hedge trimmer to be opened and closed is arranged on the handle part 102, and the switch structure 4 is electrically connected with a switch line of the controller 8; the front end of casing 1 sets up single-edged blade structure 2, brushless motor 7 passes through reduction gear 10 transmission and connects single-edged blade structure 2, the rear end of casing 1 sets up draw-in groove structure 106, set up metal inserted sheet 107 in the draw-in groove structure 106, metal inserted sheet 107 welds with brushless motor 7's power cord and links to each other, draw-in groove structure 106 detachably installs the power structure, the power structure passes through metal inserted sheet 107 electric connection brushless motor 7's power cord provides power for it.
The controller 8 is characterized in that a cooling fin 9 is arranged on one side of the controller 8, the cooling fin 9 is arranged on one side close to the casing 1, a first air inlet (not shown in the figure) is arranged on the casing 1 close to the cooling fin 9, a second air inlet 104 is arranged on the casing 1 close to the rear end cover of the brushless motor 7, and an air outlet 105 is arranged on the casing 1 close to the front end cover of the brushless motor 7.
The power supply structure can be a lithium battery pack 3 or a battery pack adapter 13; when the lithium battery pack 3 is inserted into the slot structure 106, the brushless motor 7 is powered by the lithium battery pack 3, and the hedge trimmer can perform cordless operation and is suitable for occasions with low requirement on cruising ability; the inside of battery package adapter 13 sets up the switching circuit, the rear end of battery package adapter 13 sets up plug 1301, when will battery package adapter 13 inserts when draw-in groove structure 106, can pass through plug 1301 connects outside DC power supply, and outside DC power supply passes through the switching circuit and is the brushless motor 7 power supply, hedge trimmer direct connection outside DC power supply operation is applicable to the occasion that requires higher to duration.
An operating handle I6 is arranged at the front end of the machine shell, and a baffle I5 is arranged on one side, close to the blade, of the operating handle I6.
Example 2
The casing 1, the internal structure of the casing and the power supply structure of the present embodiment are the same as those of embodiment 1, the front end of the casing 1 is provided with a double-blade structure 11, the front end of the casing 1 is provided with a second operating handle 12, and a second baffle 14 is arranged in front of the second operating handle 12.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (5)
1. The utility model provides a brushless motor hedge trimmer, a serial communication port, which comprises a housing, the casing is including the motor arrangement portion that is located the front end and the handle portion, the controller arrangement portion that are located the rear end, the controller is arranged the below that is located handle portion, establish brushless motor in the motor arrangement portion establish the controller in the controller arrangement portion set up the switch structure that is used for controlling the hedge trimmer to open and close on the handle portion, switch structure links to each other with the switch line electrical property of controller, the front end of casing sets up the blade structure, brushless motor passes through the drive mechanism transmission and connects the blade structure, power structure is installed to the rear end detachably of casing, power structure electric connection brushless motor provides power for it.
2. The hedge trimmer of claim 1, wherein the power structure is a lithium battery pack or a battery pack adapter, a slot structure is disposed at the rear end of the housing, a metal insert is disposed in the slot structure, the metal insert is soldered to a power line of the brushless motor, and the power structure is inserted into the slot structure and supplies power to the brushless motor through the metal insert; when the lithium battery pack is inserted into the clamping groove structure, the lithium battery pack provides power for the brushless motor; the battery pack adapter is characterized in that an adapter circuit is arranged inside the battery pack adapter, a plug is arranged at the rear end of the battery pack adapter, and when the battery pack adapter is inserted into the clamping groove structure, the battery pack adapter can be connected with an external direct-current power supply through the plug, and the external direct-current power supply supplies power to the brushless motor through the adapter circuit.
3. The hedge trimmer of claim 1, wherein a heat sink is disposed on one side of the controller, the heat sink is disposed adjacent to the housing, the housing has a first air inlet disposed adjacent to the heat sink, the housing has a second air inlet disposed adjacent to the rear end cap of the brushless motor, and the housing has an air outlet disposed adjacent to the front end cap of the brushless motor.
4. The hedge trimmer of claim 1, wherein an operating handle is provided at a front end of the housing, and a baffle is provided at a front side of the operating handle or a side close to the blade.
5. A brushless motor hedge trimmer according to claim 1, wherein the blade structure is of the single-edge type or of the double-edge type.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921881936.4U CN211020140U (en) | 2019-11-04 | 2019-11-04 | Brushless motor hedge trimmer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921881936.4U CN211020140U (en) | 2019-11-04 | 2019-11-04 | Brushless motor hedge trimmer |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211020140U true CN211020140U (en) | 2020-07-17 |
Family
ID=71529991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921881936.4U Active CN211020140U (en) | 2019-11-04 | 2019-11-04 | Brushless motor hedge trimmer |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211020140U (en) |
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2019
- 2019-11-04 CN CN201921881936.4U patent/CN211020140U/en active Active
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