CN207356044U - Brushless electric machine wall surface grinding machine - Google Patents
Brushless electric machine wall surface grinding machine Download PDFInfo
- Publication number
- CN207356044U CN207356044U CN201720285341.7U CN201720285341U CN207356044U CN 207356044 U CN207356044 U CN 207356044U CN 201720285341 U CN201720285341 U CN 201720285341U CN 207356044 U CN207356044 U CN 207356044U
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- electric machine
- brushless electric
- dust
- air inlet
- wall surface
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Abstract
The utility model provides a kind of brushless electric machine wall surface grinding machine, including head of polishing, the polishing head includes the dust cover with dust room, polishing pad is equipped with the dust room, brushless electric machine is equipped with above the dust cover, the brushless electric machine is equipped with handle, the motor output shaft of the brushless electric machine is connected by drive mechanism with polishing pad, the air inlet cover being connected by detachable structure with brushless electric machine is equipped with the inlet air of the brushless electric machine, at least one air inlet is offered on the air inlet cover, the air inlet is equipped with dust-break structure.The utility model is simple in structure, can carry out deashing processing to brushless electric machine in time, easily, can prevent motor damage, effectively extend the service life of motor.
Description
Technical field
The utility model belongs to power tools technology field, is related to wall surface grinding machine, more particularly, to a kind of brushless electric machine
Wall surface grinding machine.
Background technology
Wall surface grinding machine is a kind of instrument that sand paper polishing metope is taken instead of traditional artificial people, to reach smooth, protection work
The purpose of people's physical and mental health.Wall surface grinding machine can improve work efficiency with Optimization Work environment, lift decoration quality.Metope is beaten
Mill point has dirt polishing and dustless polishing.The machine of polishing metope is referred to as wall surface grinding machine, also known as " wall polishing machine " " metope sand
Ray machine ", " putty sander ", " wall grinding machine " etc..Existing wall surface grinding machine drives polishing pad using brush motor mostly
Rotate, and then realize the function of metope polishing, but brush motor is in the presence of friction is big, loss is big, generate heat big, short life, efficiency
Low, the shortcomings that output power is small, it is therefore necessary to propose a kind of brushless electric machine wall surface grinding machine.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of brushless electric machine wall surface grinding machine, simple in structure, energy
It is enough that deashing processing is carried out to brushless electric machine in time, easily, it can prevent motor damage, effectively extend the service life of motor.
To reach above-mentioned purpose, the utility model employs following technical proposal：This brushless electric machine wall surface grinding machine, including
Polishing head, the polishing head includes the dust cover with dust room, polishing pad is equipped with the dust room, described
Brushless electric machine is equipped with above dust cover, the brushless electric machine is equipped with handle, and the motor output shaft of the brushless electric machine leads to
Cross drive mechanism with polishing pad to be connected, be equipped with the inlet air of the brushless electric machine and pass through detachable structure and brushless electric machine phase
The air inlet cover of connection, offers at least one air inlet on the air inlet cover, the air inlet is equipped with dust-break structure.
Preferably, the dust-break structure includes being arranged at the filter cotton below air inlet cover, the filter cotton is laid with
In the downside of air inlet.
Preferably, being equipped with lid mounting base at the inlet air of the brushless electric machine, the detachable structure includes setting
Slot/the inserted block being placed in lid mounting base, the air inlet cover are equipped with and the corresponding inserted block/slot of slot/inserted block, institute
The inserted block stated is equipped with the anti-drop structure for preventing inserted block from departing from slot.
Preferably, the hook that the anti-drop structure includes being arranged in inserted block insertion end is raised.
Preferably, the side that the air inlet cover is equipped with slot/inserted block has easy to the groove of crawl air inlet cover, institute
The side for the inserted block stated is located in groove.
Preferably, the brushless electric machine includes gear-box, the drive mechanism includes being arranged in gear-box
Bull gear, the engagement of bull gear inner side are provided with multiple planetary gears, and the planetary gear is arranged on rotation seat, institute
The rotation seat stated is connected by output shaft with polishing pad, the end of the motor output shaft be connected with surrounded by planetary gear and
The central gear engaged with planetary gear.
Preferably, the brushless electric machine is connected by conducting wire with external brushless motor controller.
Preferably, the handle is in hollow form, the dust room is connected by dust guiding tube with handle one end, described
The other end of handle be connected by hose with dust exhaust apparatus, be connected with dust storage chamber on the dust exhaust apparatus.
Preferably, the brushless motor controller is installed on dust exhaust apparatus.
Compared with prior art, the utility model has the advantage of：
1. air inlet cover is detachably connected with brushless electric machine, filter cotton is equipped with below air inlet cover, can blocks dust enter nothing
Brush motor, and deashing processing can be carried out to brushless electric machine in time, easily, it can prevent motor damage, effectively extend motor
Service life；
2. brushless motor controller is separated with equipment, brushless motor controller is arranged on dust exhaust apparatus, is alleviated
The overall weight of equipment, can reduce labor intensity；
3. equipment drive mechanism uses planetary gear set, there is the characteristics of compact-sized, equipment volume is small, it is light-weight, and
With higher delivery efficiency.
Brief description of the drawings
Fig. 1 is the structure chart of brushless electric machine wall surface grinding machine provided by the utility model.
Fig. 2 is the front view on polishing head provided by the utility model.
Fig. 3 is the stereogram on polishing head provided by the utility model.
Fig. 4 is the schematic diagram of drive mechanism provided by the utility model.
Fig. 5 is the stereogram of air inlet cover provided by the utility model.
Fig. 6 is the schematic diagram of lid mounting base provided by the utility model.
Fig. 7 is the scheme of installation of filter cotton provided by the utility model.
In figure, polishing head 1, dust room 2, dust cover 3, polishing pad 4, brushless electric machine 5, handle 6, motor output
Axis 7, air inlet cover 8, air inlet 9, lid mounting base 10, slot 11, inserted block 12, hook protrusion 13, groove 14, dust-break
Frame 15, connecting pole 16, gear-box 17, bull gear 18, planetary gear 19, rotation seat 20, output shaft 21, central gear
22nd, brushless motor controller 23, dust guiding tube 24, hose 25, dust exhaust apparatus 26, dust storage chamber 27, controlling switch 28,
Filter cotton 29.
Embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 7, this programme includes polishing head 1, and polishing head 1 is included with dust room 2
Dust cover 3, dust room 2 is interior to be equipped with polishing pad 4, and the top of dust cover 3 is equipped with brushless electric machine 5, and brushless electric machine 5 is equipped with handle 6, nothing
The motor output shaft 7 of brush motor 5 is connected by drive mechanism with polishing pad 4, and the brushless electric machine 5 of use has wide range speed control, small
The advantages that volume, small high efficiency and steady-state speed error, additionally due to brushless electric machine has stronger magnetism, in use
Easy attracting dust, therefore be equipped with the inlet air of the brushless electric machine 5 in this programme and be connected by detachable structure with brushless electric machine 5
The air inlet cover 8 connect, offers at least one air inlet 9 on air inlet cover 8, is equipped with dust-break structure at air inlet 9, dust-break structure includes
The filter cotton 29 being arranged at below air inlet cover, the filter cotton 29 are layed in the downside of air inlet, and air inlet cover can be convenient
Remove, filter cotton 29 can blocks dust enter brushless electric machine, therefore in time, easily brushless electric machine can be carried out at deashing
Reason, can prevent motor damage, effectively extend the service life of motor.
Handle 6 in this programme is in hollow form, and dust room 2 is connected by dust guiding tube 24 with 6 one end of handle, handle 6 it is another
One end is connected by hose 25 with dust exhaust apparatus 26, and dust storage chamber 27 is connected with dust exhaust apparatus 26, in order to mitigate equipment
Overall weight, reduce use required muscle power, brushless motor controller 23 is installed on dust exhaust apparatus 26 by this programme, brushless
Motor 5 is connected by conducting wire with external brushless motor controller 23, and conducting wire one end penetrates hollow handle, and the other end is from handle
Middle part is connected after being pierced by with brushless motor controller, and handle is equipped with the controlling switch 28 of brushless electric machine.Above-mentioned dust suction dress
Put and use electric dust collector, dust exhaust apparatus and brushless motor controller are connected with external power supply, by external power supply to brushless
Motor and dust exhaust apparatus are powered.
As shown in Fig. 5, Fig. 6, Fig. 7, be equipped with lid mounting base 10 at the inlet air of brushless electric machine 5, filter cotton 29 be arranged at into
Between windshield 8 and lid mounting base 10, detachable structure includes being arranged at slot 11 in lid mounting base 10, on air inlet cover 8
Equipped with inserted block 12 corresponding with slot 11, inserted block 12 is equipped with the anti-drop structure for preventing inserted block 12 from departing from slot 11, anticreep
Fall the hook protrusion 13 that structure includes being arranged in 12 insertion end of inserted block, side of the air inlet cover 8 equipped with inserted block 12, which has, to be easy to
The groove 14 of air inlet cover 8 is captured, the side of inserted block 12 is located in groove 14.
The both sides of air inlet cover are respectively equipped with groove, it is necessary to when air inlet cover is removed, and press with finger the inserted block in groove, make
Obtain the protrusion of the hook on inserted block to be separated with slot, then firmly upwards extract air inlet cover from lid mounting base, and then clear up
Air inlet cover, is inserted directly into lid mounting base by the dust on air inlet cover after cleaning out, easy to use equipment every time
Brushless electric machine is cleared up afterwards, it is possible to increase the service life of equipment.
Above-mentioned dust-break structure includes being arranged at the dust-break frame 15 immediately below air inlet 9, and dust-break frame 15 passes through connecting pole 16
It is connected with air inlet cover 8, multiple air inlets is offered on air inlet cover, dust-break frame is placed exactly in the lower section of air inlet, exists between the two
There is the gap for air flow on longitudinal direction, while dust can be stopped again.
As shown in figure 4, in order to enable the volume of equipment is small as far as possible, the drive mechanism in this programme uses planetary gear
Combination, such drive mechanism is the compactest, and gear-box 17 is connected with brushless electric machine 5, and drive mechanism includes being arranged at gear
Bull gear 18 in case 17, the engagement of the inner side of bull gear 18 are provided with the planetary gear 19 of 3 circular array distributions, planetary gear
19 are arranged on rotation seat 20, and rotation seat 20 is connected by output shaft 21 with polishing pad 4, which can be and rotation seat
Both of 20 phase separations can also be integrally formed, the end of motor output shaft 7 be connected with by planetary gear 19 surround and with row
The central gear 22 of star gear engagement, when motor output shaft rotates, the central gear of its end drives planetary gear rotation, into
And driving rotation seat to rotate, rotation seat then drives the polishing pad being connected with output shaft to rotate, and the drive mechanism in this programme is tight
Gather, equipment volume is small, and planetary gear set can be exported according to 1/8 speed ratio, and delivery efficiency is high.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although polishing head 1, dust room 2, dust cover 3, polishing pad 4, brushless electric machine 5, handle is used more herein
6th, motor output shaft 7, air inlet cover 8, air inlet 9, lid mounting base 10, slot 11, inserted block 12, hook protrusion 13, groove 14, gear
Dirt frame 15, connecting pole 16, gear-box 17, bull gear 18, planetary gear 19, rotation seat 20, output shaft 21, central gear 22, nothing
Brush motor controller 23, dust guiding tube 24, hose 25, dust exhaust apparatus 26, dust storage chamber 27, controlling switch 28, filter cotton 29 etc.
Term, but it does not preclude the possibility of using other terms.The use of these items is only for more easily describe and explain
The essence of the utility model, it is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.
Claims (9)
1. a kind of brushless electric machine wall surface grinding machine, including polishing head (1), it is characterised in that the polishing head (1) includes
Dust cover (3) with dust room (2), the dust room (2) is interior to be equipped with polishing pad (4), is set above the dust cover (3)
There is brushless electric machine (5), the brushless electric machine (5) is equipped with handle (6), the motor output shaft (7) of the brushless electric machine (5)
It is connected by drive mechanism with polishing pad (4), is equipped with the inlet air of the brushless electric machine (5) and passes through detachable structure and nothing
The air inlet cover (8) that brush motor (5) is connected, offers at least one air inlet (9) on the air inlet cover (8), it is described into
Air port (9) place is equipped with dust-break structure.
2. brushless electric machine wall surface grinding machine according to claim 1, it is characterised in that：The dust-break structure includes setting
Filter cotton (29) below air inlet cover (8), the filter cotton (29) are layed in the downside of air inlet (9).
3. brushless electric machine wall surface grinding machine according to claim 1, it is characterised in that：The brushless electric machine (5) into
Be equipped with lid mounting base (10) at wind, the detachable structure include the slot (11) that is arranged in lid mounting base (10)/
Inserted block (12), the air inlet cover (8) are equipped with and slot (11)/inserted block (12) corresponding inserted block (12)/slot (11), institute
The inserted block (12) stated is equipped with the anti-drop structure for preventing inserted block (12) from departing from slot (11).
4. brushless electric machine wall surface grinding machine according to claim 3, it is characterised in that：The anti-drop structure includes setting
The hook being placed in inserted block (12) insertion end is raised (13).
5. brushless electric machine wall surface grinding machine according to claim 3, it is characterised in that：The air inlet cover (8) is equipped with
The side of slot (11)/inserted block (12) has easy to the groove (14) of crawl air inlet cover (8), the side position of the inserted block (12)
In groove (14).
6. brushless electric machine wall surface grinding machine as claimed in any of claims 1 to 5, it is characterised in that：The nothing
Brush motor (5) includes gear-box (17), and the drive mechanism includes the bull gear (18) being arranged in gear-box (17), described
Bull gear (18) on the inside of engagement be provided with multiple planetary gears (19), the planetary gear (19) is arranged at rotation seat (20)
On, the rotation seat (20) is connected by output shaft (21) with polishing pad (4), and the end of the motor output shaft (7) connects
It is connected to the central gear (22) for being surrounded and being engaged with planetary gear by planetary gear (19).
7. brushless electric machine wall surface grinding machine as claimed in any of claims 1 to 5, it is characterised in that：The nothing
Brush motor (5) is connected by conducting wire with external brushless motor controller (23).
8. brushless electric machine wall surface grinding machine according to claim 7, it is characterised in that：The handle (6) is in hollow form,
The dust room (2) is connected by dust guiding tube (24) with handle (6) one end, and the other end of the handle (6) passes through dust suction
Hose (25) is connected with dust exhaust apparatus (26), and dust storage chamber (27) is connected with the dust exhaust apparatus (26).
9. brushless electric machine wall surface grinding machine according to claim 7, it is characterised in that：The brushless motor controller
(23) it is installed on dust exhaust apparatus (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720285341.7U CN207356044U (en) | 2017-03-22 | 2017-03-22 | Brushless electric machine wall surface grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720285341.7U CN207356044U (en) | 2017-03-22 | 2017-03-22 | Brushless electric machine wall surface grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207356044U true CN207356044U (en) | 2018-05-15 |
Family
ID=62424463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720285341.7U Active CN207356044U (en) | 2017-03-22 | 2017-03-22 | Brushless electric machine wall surface grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207356044U (en) |
-
2017
- 2017-03-22 CN CN201720285341.7U patent/CN207356044U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |