CN203830365U - Electric test tube brush with brush head capable of being replaced - Google Patents
Electric test tube brush with brush head capable of being replaced Download PDFInfo
- Publication number
- CN203830365U CN203830365U CN201420266582.3U CN201420266582U CN203830365U CN 203830365 U CN203830365 U CN 203830365U CN 201420266582 U CN201420266582 U CN 201420266582U CN 203830365 U CN203830365 U CN 203830365U
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- Prior art keywords
- brush
- test tube
- chuck
- electric test
- motor
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Abstract
The utility model provides an electric test tube brush with a brush head capable of being replaced. The electric test tube brush comprises the brush head, a brush rod, a motor and a motor driving piece, the electric test tube brush further comprises a shell body, a chuck, a clamping head and a transmission connecting rod, the motor and the motor driving piece are arranged in the shell body, and a switch for driving the motor to be started and stopped and a change-over switch for selecting a charging mode are arranged on the outer wall of the shell body. The transmission connecting rod is fixedly connected with a motor main shaft and the chuck, a cylindrical groove is formed in the chuck, the brush rod is inserted into the chuck, and the clamping head is clamped on the chuck and extrudes the outer wall of the chuck. The top end of the brush rod is connected with the brush head. The electric test tube brush is reasonable in design, the brush head can be replaced freely, water can be prevented from entering an electrical element, electrodeless speed adjustment can be achieved, and use is convenient.
Description
Technical field
The utility model relates to experiment equipment manufacturing technology field, is specifically related to a kind of electric test tube brush of replaceable brush head.
Background technology
Test-tube brush is laboratory cleaning experiment equipment and the requisite instrument of glassware.At present, Manual-cleaning labware speed is slow, and workload is large, wastes time and energy.Although current patent application and mandate (2008200482273,2009202524010,2009200076791,201020103179.0) relevant for electric test tube brush; But major part is to be furnished with specially a test-tube brush, cannot change test-tube brush.Although what have can change test-tube brush, need special test-tube brush, and the bayonet socket partial design between test-tube brush and connecting rod is unreasonable, science not, it is not firm to connect.Most of electric test tube brush motor can not speed governing maybe can only be fixed several grades of speed governing, the most of dry cell that uses of power unit, can not waterproof or water resistance poor, use inconveniently, Meteorological is higher.
Utility model content
The utility model is intended to overcome the defect of prior art, and a kind of electric test tube brush of replaceable brush head is provided, and it is reasonable in design, and brush can arbitrarily be changed, and electrical equipment is arranged in housing, effective waterproof, and can realize stepless time adjustment, easy to use.
For realizing the above technical problem, the technical scheme that the utility model provides is as follows: a kind of electric test tube brush of replaceable brush head, described electric test tube brush comprises brush, brush holder support, motor and motor actuator, described electric test tube brush also comprises housing, chuck, dop, kinematic link, described motor and motor actuator are installed in housing, described housing is Split type structure, and all there is rubber gasket housing junction; The switch of drive motors start-stop is arranged on housing outer wall with selecting the change-over switch of charge mode; Described kinematic link is fixedly connected with electric machine main shaft, and described kinematic link is fixedly connected with chuck, and chuck inside is provided with cylindrical groove, and it is inner that brush holder support inserts chuck, and dop is stuck on chuck and pushes chuck outer wall; Brush holder support top connects brush.
Further, described chuck is three and has flexible ligulate structure, and outside has screw socket.
Further, described dop be one with the nut type structure of interior screw socket.
Further, described kinematic link is a solid stainless steel cylinder.
Further, described housing is pistol shape, comprises horizontal part and handle portion, and motor is arranged in horizontal part, and switch is arranged on the angle between horizontal part and handle portion; Rechargeable battery is arranged in handle portion, and rheostatic speed regulation device is arranged on the end of horizontal part, and charging transformer is arranged on the bottom of handle portion, and change-over switch is arranged on the outside of handle portion.
Further, described motor is DC micromotor.
Further, described motor is electrically connected to a rheostatic speed regulation device, and this rheostatic speed regulation device is stepless speed regulation; Described rheostatic speed regulation device is a rotary resistance speed regulator, and it changes voltage by regulating resistance, is infinitely variable speeds rheostatic speed regulation device.
Further, power switch is microswitch, finger pull lower after, power connection, unclamps power supply and disconnects.
Further, change-over switch is controlled third gear, comprises charging shift, uses transformer shelves and uses rechargeable battery shelves.
Further, described rechargeable battery is lithium battery.
This apparatus structure is simple, easy to use, safe, can use rechargeable battery according to the test-tube brush of the different size of glassware size and shape installation market sale, and battery is large capacity rechargeable lithium battary, guarantees to use safety; Also can use transformer-supplied, not affected by environment, brush is the test-tube brush of all size sold on market.Power interface is positive and negative two contact interface, input direct voltage; Transformer is small-sized AC-DC transformer, output dc voltage, and voltage is no more than 36V.
Step-less adjustment motor speed as required also in cleaning process, reaches best cleaning performance.In addition, this installs all junctions all rubber gasket, guarantees the short circuit of can not intaking of motor and circuit part, has certain commercial application value.
Accompanying drawing explanation
Fig. 1 is the electric test tube brush schematic diagram of a kind of replaceable brush head described in the utility model;
Wherein, 1 is that brush, 2 is that brush holder support, 3 is that chuck, 4 is that dop, 5 is that kinematic link, 6 is that motor, 7 is that switch, 8 is that rheostatic speed regulation device, 9 is that rechargeable battery, 10 is that change-over switch, 11 is that power interface, 12 is charging transformer
Fig. 2 is chuck 3 front schematic view.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for description and interpretation the utility model, and be not used in restriction the utility model.
An electric test tube brush for replaceable brush head, motor actuator comprises switch 7, change-over switch 10, rechargeable battery 9, power interface 11 and charging transformer 12.
As shown in Figure 1, motor 6, rheostatic speed regulation device 8, rechargeable battery 9 and charging transformer 12 are installed in housing, and switch 7 is arranged on housing outer wall with change-over switch 10; Described kinematic link 5 is fixedly connected with motor 6 main shafts, and motor 6 is electrically connected to rheostatic speed regulation device 8, and rheostatic speed regulation device 8 is electrically connected to switch 7; Motor 6 is electrically connected to rechargeable battery 9, and rechargeable battery 9 connects charging transformer 12; Described kinematic link 5 is fixedly connected with chuck 3, and chuck 3 inside are provided with cylindrical groove, and brush holder support 2 inserts chuck 3 inside, and dop 4 is stuck on chuck 3 and pushes chuck 3 outer walls; Brush holder support 2 tops connect brush 1.
Chuck 3 is three and has flexible ligulate structure, and outside has screw socket.
Dop 4 be one with the nut type structure of interior screw socket.
Kinematic link 5 is a solid stainless steel cylinder.
Housing is pistol shape, comprises horizontal part and handle portion, and motor is arranged in horizontal part, and switch 7 is arranged on the angle between horizontal part and handle portion; Rechargeable battery 9 is arranged in handle portion, and rheostatic speed regulation device 8 is arranged on the end of horizontal part, and charging transformer 12 is arranged on the bottom of handle portion, and change-over switch 10 is arranged on the outside of handle portion.
Motor 6 is DC micromotor.
Rheostatic speed regulation device 8 is a rotary resistance speed regulator, and it changes voltage by regulating resistance, is infinitely variable speeds rheostatic speed regulation device.
Power switch 7 is microswitch, finger pull lower after, power connection, unclamps power supply and disconnects.
Change-over switch 10 is controlled third gear, comprises charging shift, uses transformer shelves and uses rechargeable battery shelves.
Described rechargeable battery 9 is lithium battery.
Brush 1 is positioned at the outside of multifunctional motor-driven test-tube brush, be mainly used in cleaning glassware, brush holder support 2 can insert chuck 3 inside, under the turning effort of bayonet nut 4, three tongue pieces of chuck 3 are fixing tight by test-tube brush brush holder support, chuck 3 is one three and has flexible tongue type structure, and outside has screw socket, and externally dop 4 nuts screw latter three and have flexible tongue type structure and can tighten up.Dop 4 is one and three tongue type structures of chuck 3 can be tightened up with the nut type structure of interior screw socket, in order to fixing test-tube brush brush holder support.Kinematic link 5 is a solid stainless steel cylinder, and inside is connected with motor 6, and outside is connected with chuck 3; Motor 6 is DC micromotor, and axle center is connected with kinematic link, and circuit part is connected with rheostatic speed regulation device; Rheostatic speed regulation device 8 is a rotatable resistor, can change voltage by regulating resistance, reaches stepless speed regulation, and circuit part is connected with motor 6 and switch 7.Power switch 7 is microswitch, for controlling power supply, finger pull lower after, power connection, unclamps power supply and disconnects, power switch 7 circuit parts are connected with rheostatic speed regulation device 8, change-over switch 10 and rechargeable battery 9; Rechargeable battery 9 is large capacity chargeable lithium cell, for motor power supply, guarantees to use safety simultaneously; Change-over switch 10 is a commutator, has third gear, i.e. " charging ", " transformer ", " rechargeable battery "; Power interface 11 is for dc source is provided, and one end is connected with change-over switch 10, and the other end is connected with transformer; Charging transformer 12 provides to exchange and is converted to galvanic device for one, and input connects AC outlet, and output is connected with charging inlet 11, and the DC voltage providing is no more than 36V, guarantees use safety.
Concrete using method is as follows:
1, use rechargeable battery powered
During use, operator as required, selects the commercially available test-tube brush of required specification, and brush holder support 2 is inserted to chuck 3 inside, clockwise rotates bayonet socket 4, and three tongue pieces of chuck 3 are slowly tightened up, until bayonet socket 4 turns motionless, test-tube brush brush holder support is firmly fixed.Change-over switch 10 is transferred to " rechargeable battery shelves ", operator pulls power switch 7, electric machine rotation with forefinger, the rotation of drive test-tube brush, in order to reach good cleaning performance, operator is regulating resistance speed regulator 8 as required, makes motor speed reach suitable rotating speed.After finishing using, operator unclamps power switch 7, and now motor stops operating, and bayonet socket 4 is rotated counterclockwise, until brush holder support 2 can be extracted.Change-over switch 10 is transferred to " charging shift " simultaneously, by electric test tube brush machine wiped clean, standby.If sensed cell power shortage or power drain, can plug transformer as rechargeable battery charging, in order to using next time.
2, use transformer-supplied
During use, operator as required, selects the commercially available test-tube brush of required specification, and brush holder support 2 is inserted to chuck 3 inside, clockwise rotates bayonet socket 4, and three tongue pieces of chuck 3 are slowly tightened up, until bayonet socket 4 turns motionless, test-tube brush brush holder support is firmly fixed.Change-over switch 10 is transferred to " transformer shelves ", transformer output is inserted to charging inlet 11, the other end inserts AC outlet.Operator pulls power switch 7 with forefinger, and electric machine rotation drives test-tube brush rotation, and in order to reach good cleaning performance, operator is regulating resistance speed regulator 8 as required, makes motor speed reach suitable rotating speed.After finishing using, operator unclamps power switch 7, and now motor stops operating, and pulls out transformer plugs, bayonet socket 4 is rotated counterclockwise, until brush holder support 2 can be extracted.Change-over switch 10 is transferred to " charging shift " simultaneously, by electric test tube brush machine wiped clean, standby.
Compared with prior art, the utlity model has following beneficial effect:
The electric test tube brush of this replaceable brush head that the utility model relates to, adopt integrated design science simple in structure, safety easy to use, can be according to the test-tube brush of the different size of glassware size and shape installation market sale, remove the expense of customization Special test tube brush from, can use rechargeable battery, also can use transformer-supplied, environment easy to use.Step-less adjustment motor speed as required also in cleaning process, reaches best cleaning performance.In addition, this installs all junctions all rubber gasket, guarantees the short circuit of can not intaking of motor and circuit part, ensures personal safety, and has certain commercial application value.
Claims (9)
1. the electric test tube brush of a replaceable brush head, described electric test tube brush comprises brush, brush holder support, motor and motor actuator, it is characterized in that: described electric test tube brush also comprises housing, chuck, dop, kinematic link, described motor and motor actuator are installed in housing; The change-over switch of the switch of drive motors start-stop and selection charge mode is arranged on housing outer wall; Described kinematic link is fixedly connected with electric machine main shaft, and described kinematic link is fixedly connected with chuck, and chuck inside is provided with cylindrical groove, and it is inner that brush holder support inserts chuck, and dop is stuck on chuck and pushes chuck outer wall; Brush holder support top connects brush.
2. the electric test tube brush of a kind of replaceable brush head according to claim 1, is characterized in that: described chuck is three and has flexible ligulate structure, and outside has screw socket.
3. the electric test tube brush of a kind of replaceable brush head according to claim 1, is characterized in that: described dop be one with the nut type structure of interior screw socket.
4. the electric test tube brush of a kind of replaceable brush head according to claim 1, is characterized in that: described kinematic link is a solid stainless steel cylinder.
5. the electric test tube brush of a kind of replaceable brush head according to claim 1, is characterized in that: described housing is pistol shape, and comprise horizontal part and handle portion, motor is arranged in horizontal part, and switch is arranged on the angle between horizontal part and handle portion; Rechargeable battery is arranged in handle portion, and rheostatic speed regulation device is arranged on the end of horizontal part, and charging transformer is arranged on the bottom of handle portion, and change-over switch is arranged on the outside of handle portion.
6. the electric test tube brush of a kind of replaceable brush head according to claim 1, is characterized in that: described motor is DC micromotor.
7. the electric test tube brush of a kind of replaceable brush head according to claim 1, is characterized in that: described motor is electrically connected to a rheostatic speed regulation device, and this rheostatic speed regulation device is stepless speed regulation.
8. the electric test tube brush of a kind of replaceable brush head according to claim 1, is characterized in that: change-over switch is provided with third gear, comprises charging shift, uses transformer shelves and uses rechargeable battery shelves.
9. the electric test tube brush of a kind of replaceable brush head according to claim 1, is characterized in that: described rechargeable battery is lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420266582.3U CN203830365U (en) | 2014-05-23 | 2014-05-23 | Electric test tube brush with brush head capable of being replaced |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420266582.3U CN203830365U (en) | 2014-05-23 | 2014-05-23 | Electric test tube brush with brush head capable of being replaced |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203830365U true CN203830365U (en) | 2014-09-17 |
Family
ID=51508256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420266582.3U Expired - Fee Related CN203830365U (en) | 2014-05-23 | 2014-05-23 | Electric test tube brush with brush head capable of being replaced |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203830365U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198983A (en) * | 2017-07-11 | 2017-09-26 | 长江大学 | A kind of multifunctional motor-driven instrument |
| CN107928097A (en) * | 2017-12-18 | 2018-04-20 | 贵州大学 | A kind of rechargeable waterproof electric test tube brush |
| CN108772771A (en) * | 2018-08-27 | 2018-11-09 | 广东电网有限责任公司 | A kind of electric secondary terminal round sander |
-
2014
- 2014-05-23 CN CN201420266582.3U patent/CN203830365U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198983A (en) * | 2017-07-11 | 2017-09-26 | 长江大学 | A kind of multifunctional motor-driven instrument |
| CN107928097A (en) * | 2017-12-18 | 2018-04-20 | 贵州大学 | A kind of rechargeable waterproof electric test tube brush |
| CN108772771A (en) * | 2018-08-27 | 2018-11-09 | 广东电网有限责任公司 | A kind of electric secondary terminal round sander |
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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: 20140917 Termination date: 20180523 |