CN205431165U - Direct current electric gardening appliance - Google Patents
Direct current electric gardening appliance Download PDFInfo
- Publication number
- CN205431165U CN205431165U CN201620225635.6U CN201620225635U CN205431165U CN 205431165 U CN205431165 U CN 205431165U CN 201620225635 U CN201620225635 U CN 201620225635U CN 205431165 U CN205431165 U CN 205431165U
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- CN
- China
- Prior art keywords
- casing
- cutter
- motor
- module
- blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Scissors And Nippers (AREA)
- Harvester Elements (AREA)
Abstract
The utility model discloses a direct current electric gardening appliance, including casing, motor, a plurality of blade, cutter, back handle, the motor sets up in the casing, is provided with a plurality of blades on the cutter, and the cutter sets in the casing anteriorly and by motor drive, and back handle is installed in the casing rear portion, is provided with the switch on the back handle, and it is continuous with the casing still to be provided with the casing under the back handle, is provided with singlechip and speed limit voltage reducing module in the casing, connect the motor through single chip microcomputer control speed limit voltage reducing module for the power live time of the same capacity is longer, and the motor does not need to increase basic insulation and reinforced insulation again moreover, reduces the complexity of technology, the cost is reduced, and the blade of connecting on the cutter is provided with the telescoping device, can adopt the blade of different length during plant when pruning different situation, need not to change blade and cutter, has increased the efficiency of pruning the plant.
Description
Technical field
This utility model relates to field of power tools, is specifically related to direct current drive garden instrument.
Background technology
Pruner can be often used as pruning tool in horticultural field, shrub, hedge can be pruned and prune by it, hoe weeds can also be repaiied, it is that a motor drives, by eccentric, rotary motion is converted into upper and lower working blade to move back and forth, is used for cutting the instrument of various shrub, hedgerow.
Existing direct current drive garden instrument includes that the voltage that alterating and direct current source apparatus output power supply device exports directly arrives motor, the input voltage of motor is equal to supply unit output voltage, and so may result in the waste of electricity, and motor needs to increase basic insulation and reinforced insulation, make technique more complicated, and the increase of part also results in the rising of cost；And pruner blade demand of shearing branch when pruning different branches is the most different, if using long blade also can clip to other branch, causes damage；If changing stage property, can cause again the waste of resource and the increase of use cost so that the efficiency pruning plant reduces, and generally require supporting much knives tool when processing plants different in one piece of gardening area, such prune picker's inefficiency and work difficulty are big.
Utility model content
The purpose of this utility model be to provide for a kind of can the less kwh loss of blood pressure lowering and can be by the direct current drive garden instrument of blade flex.
nullThis utility model is achieved through the following technical solutions: direct current drive garden instrument，Including casing、Motor、Some blades、Cutter、Back handle，Described motor is arranged in casing，Some blades it are provided with on described cutter，Described cutter is disposed in casing front portion and is driven by motor，Described back handle is installed on cabinet rear，Bat-handle switch it is provided with on back handle，It is additionally provided with housing under described handle to be connected with casing，It is provided with supply unit in described housing、Single-chip microcomputer and control MOS supply module、Activate single-chip microcomputer and maintain supply module、MCU controls and computing module、Speed limit voltage reduction module、Bat-handle switch detection module，Described activation single-chip microcomputer and maintenance supply module are connected with single-chip microcomputer and control MOS supply module，Described single-chip microcomputer and control MOS supply module connect MCU and control and computing module，Described MCU controls to be connected respectively speed limit voltage reduction module and bat-handle switch detection module with computing module，Described speed limit voltage reduction module is connected to motor，Described supply unit is connected with activation single-chip microcomputer and maintenance supply module；Front handrail it is additionally provided with in described casing；It is correspondingly arranged on cutter about described blade, described insert bottom is provided with T-shaped groove, oval rotating disk it is provided with between the blade that said two is correspondingly arranged, described oval disk peripheral is provided with and the projection of T-shaped groove fit, each oval center of turntable upper end is both provided with rotating gear, it is connected by toothed chain between described each rotation gear, it is additionally provided with hand wheel in described casing, it is additionally provided with the gear being connected with hand wheel under described hand wheel, described gear is also arranged with toothed chain.
This utility model connects motor by Single-chip Controlling speed limit voltage reduction module so that the power using time of identical capacity is longer, and motor need not be further added by basic insulation and reinforced insulation, reduces the complexity of technique, reduces cost；And the blade connected on cutter is provided with retractor device, the blade of different length can be used during plant when pruning different situation, it is not necessary to more allowing blade replacement and cutter, add the efficiency pruning plant.
Of the present utility model having the beneficial effect that 1) power supply up time of identical capacity is longer；2) motor is without increasing basic insulation and reinforced insulation, reduces the complexity of technique, less number of components, reduces cost；3) blade connected on cutter is provided with retractor device, can use the blade of different length, it is not necessary to more allowing blade replacement and cutter, add the efficiency pruning plant during plant when pruning different situation；4) manually runner rotatably mounted regulation blade lengths.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the enlarged diagram of a-quadrant in Fig. 1.
Fig. 3 is the sectional view of cutter and blade.
Fig. 4 is the module frame diagram in housing of the present utility model.
Fig. 5 is one of circuit diagram of this utility model reduction voltage circuit.
Fig. 6 is the two of the circuit diagram of this utility model reduction voltage circuit.
Fig. 7 is the three of the circuit diagram of this utility model reduction voltage circuit.
Detailed description of the invention
Below in conjunction with the accompanying drawings with detailed description of the invention, this utility model is further described.
nullSee Fig. 1 to Fig. 7，Direct current drive garden instrument，Including casing 4、Motor、Some blades 9、Cutter 7、Back handle 1，Described motor is arranged in casing 4，Some blades 9 it are provided with on described cutter 7，Described cutter 7 is disposed in casing 4 front portion and is driven by motor，Described back handle 1 is installed on casing 4 rear portion，It is provided with bat-handle switch on back handle 1，Described handle is additionally provided with housing 2 for 1 time and is connected with casing 4，It is provided with supply unit in described housing 2、Single-chip microcomputer and control MOS supply module、Activate single-chip microcomputer and maintain supply module、MCU controls and computing module、Speed limit voltage reduction module、Bat-handle switch detection module，Described activation single-chip microcomputer and maintenance supply module are connected with single-chip microcomputer and control MOS supply module，Described single-chip microcomputer and control MOS supply module connect MCU and control and computing module，Described MCU controls to be connected respectively speed limit voltage reduction module and bat-handle switch detection module with computing module，Described speed limit voltage reduction module is connected to motor，Described supply unit is connected with activation single-chip microcomputer and maintenance supply module；Front handrail 3 it is additionally provided with in described casing 4；Described blade about 9 is correspondingly arranged on cutter 7, T-shaped groove 12 it is provided with bottom described blade 9, oval rotating disk 11 it is provided with between the blade 9 that said two is correspondingly arranged, described oval rotating disk 11 periphery is provided with the projection 13 coordinated with T-shaped groove 12, each oval upper end, rotating disk 11 center is both provided with rotating gear 10, it is connected by toothed chain 8 between described each rotation gear 10, it is additionally provided with hand wheel 5 in described casing 4, described hand wheel is additionally provided with the gear 6 being connected with hand wheel 5 for 5 times, and described gear 6 is also arranged with toothed chain 8.
nullIn present embodiment，It is provided with supply unit in housing 2、Single-chip microcomputer and control MOS supply module、Activate single-chip microcomputer and maintain supply module、MCU controls and computing module、Speed limit voltage reduction module、Bat-handle switch detection module，Described activation single-chip microcomputer and maintenance supply module are connected with single-chip microcomputer and control MOS supply module，Described single-chip microcomputer and control MOS supply module connect MCU and control and computing module，Described MCU controls to be connected respectively speed limit voltage reduction module and bat-handle switch detection module with computing module，Described speed limit voltage reduction module is connected to motor，Described supply unit is connected with activation single-chip microcomputer and maintenance supply module，The output voltage of supply unit connects motor by Single-chip Controlling speed limit voltage reduction module，The output voltage making supply unit is connected to motor after being depressurized，Save electricity，The power supply up time making identical capacity is longer；And the output voltage of supply unit is high pressure, higher than the safe voltage of human body, add Single-chip Controlling speed limit voltage reduction module and be no need for being further added by basic insulation and reinforced insulation, less technologic complexity, decreased number of parts, reduce cost.
In present embodiment, user can make the gear 6 being connected with hand wheel be rotated by rotation manual runner 5, and gear 6 and rotation gear 10 are all arranged with toothed chain 8, gear 6 rotates through toothed chain 8 drive and rotation gear 10 is all rotated, and rotate gear 10 and be arranged with oval rotating disk 11, described oval rotating disk 11 periphery is provided with again the projection 13 coordinated with the T-shaped groove 12 bottom blade 9, oval rotating disk 11 is rotated will the stretching out and retract of band cutting blade 9, the length of blade 9 thus can be controlled by rotation manual runner 5, ensure can use during the plant when pruning different situation the blade 9 of different length, without more allowing blade replacement 9 and cutter 7, add the efficiency pruning plant.
In present embodiment, the model of described single-chip microcomputer is HT66F018.
In present embodiment, user will trigger signal to MCU after being started shooting by bat-handle switch, MCU will provide the signal maintaining output after obtaining electricity, then will detect the magnitude of voltage that battery is current, the PWM output duty cycle calculating MOS further according to the battery voltage value detected makes motor output-constant operation；Detect whether bat-handle switch is opened the most again, if open mode continues to detect battery voltage value and calculates the PWM output duty cycle of MOS and make motor output-constant operation, then close if turned off state and do not have OS output to leave the motor off operation.
Protection domain of the present utility model includes but not limited to embodiment of above; protection domain of the present utility model is as the criterion with claims, replacement that any those skilled in the art making this technology is readily apparent that, deforms, improves and each fall within protection domain of the present utility model.
Claims (3)
- null1. direct current drive garden instrument，Including casing (4)、Motor、Some blades (9)、Cutter (7)、Back handle (1)，Described motor is arranged in casing (4)，Some blades (9) it are provided with on described cutter (7)，Described cutter (7) is disposed in casing (4) front portion and is driven by motor，Described back handle (1) is installed on casing (4) rear portion，Back handle is provided with bat-handle switch on (1)，It is characterized in that: be additionally provided with housing (2) under described handle (1) and be connected with casing (4)，Described housing is provided with supply unit in (2)、Single-chip microcomputer and control MOS supply module、Activate single-chip microcomputer and maintain supply module、MCU controls and computing module、Speed limit voltage reduction module、Bat-handle switch detection module，Described activation single-chip microcomputer and maintenance supply module are connected with single-chip microcomputer and control MOS supply module，Described single-chip microcomputer and control MOS supply module connect MCU and control and computing module，Described MCU controls to be connected respectively speed limit voltage reduction module and bat-handle switch detection module with computing module，Described speed limit voltage reduction module is connected to motor，Described supply unit is connected with activation single-chip microcomputer and maintenance supply module.
- Direct current drive garden instrument the most according to claim 1, it is characterised in that: it is additionally provided with front handrail (3) in described casing (4).
- Direct current drive garden instrument the most according to claim 1, it is characterized in that: described blade (9) left and right is correspondingly arranged on cutter (7), described blade (9) bottom is provided with T-shaped groove (12), oval rotating disk (11) it is provided with between the blade (9) that said two is correspondingly arranged, described oval rotating disk (11) periphery is provided with the projection (13) coordinated with T-shaped groove (12), each oval rotating disk (11) upper end, center is both provided with rotating gear (10), it is connected by toothed chain (8) between described each rotation gear (10), hand wheel (5) it is additionally provided with in described casing (4), the gear (6) being connected with hand wheel (5) it is additionally provided with under described hand wheel (5), also toothed chain (8) it is arranged with on described gear (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620225635.6U CN205431165U (en) | 2016-03-23 | 2016-03-23 | Direct current electric gardening appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620225635.6U CN205431165U (en) | 2016-03-23 | 2016-03-23 | Direct current electric gardening appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205431165U true CN205431165U (en) | 2016-08-10 |
Family
ID=56573796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620225635.6U Expired - Fee Related CN205431165U (en) | 2016-03-23 | 2016-03-23 | Direct current electric gardening appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205431165U (en) |
-
2016
- 2016-03-23 CN CN201620225635.6U patent/CN205431165U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20180323 |