CN205991753U - Automatic measurement tape measure - Google Patents
Automatic measurement tape measure Download PDFInfo
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- CN205991753U CN205991753U CN201620641784.0U CN201620641784U CN205991753U CN 205991753 U CN205991753 U CN 205991753U CN 201620641784 U CN201620641784 U CN 201620641784U CN 205991753 U CN205991753 U CN 205991753U
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Abstract
The utility model discloses a kind of automatic measurement tape measure, have：Shell, tape measure body, MCU module, display module, key-press module, measurement module, motor module, gear acceleration mechanism, acquisition module, can measure and show measurement result by auto-extending, measurement result is accurate.
Description
Technical field
This utility model belongs to field of measuring technique, more particularly, to a kind of automatic measurement tape measure.
Background technology
Traditional tape measure, mostly common cloth tape rule or ribbon, need user oneself pull-out tape measure, and hold tape measure to enter
The reading that pedestrian is, does not need accurate reading in life, does not have the restriction of time, it is permissible for being in general occasion
Meet.But for some disabled it is impossible to carry out reading using both hands measurement, become for a big problem；Simultaneously
For some specific environments, people can not be manually pulled out tape measure and measure, and existing tape measure can not meet these requirements.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of energy auto-extending to measure and show measurement result
Automatic measurement tape measure.
In order to solve above-mentioned technical problem, this utility model be employed technical scheme comprise that：A kind of automatic measurement tape measure, tool
Have：
Shell, described shell is provided with tape measure groove notch；
Tape measure body, is contained in described inside the shell, and the head of described tape measure body stretches out described tape measure groove notch；
MCU module；
Display module, is arranged on described case surface, electrically connects with described MCU module, shows measured value；
Key-press module, is arranged on described case surface, electrically connects with described MCU module, as the switch of measurement；
Measurement module, is electrically connected with described MCU module, is arranged on described enclosure, controls described tape measure to stretch into or stretch
Go out, and measure the extension elongation of tape measure, described measurement module has：
It is rotatably arranged in first axle and second axle of described inside the shell, described first axle is fixed with the first elasticity
Wheel, described second axle is fixed with the second elastic wheel, and described first elastic wheel and the second elastic wheel clamp described tape measure body；
Motor module, is electrically connected with MCU module and described second axle of described driving rotates；
Gear acceleration mechanism, is arranged on described inside the shell, and the rotation of described second axle is delivered to the 4th axle；
Automatic measurement tape measure also has acquisition module, and described acquisition module is electrically connected with MCU module, and acquisition module gathers institute
State the rotation number of turns of the 4th axle.
4th gear is fixed with described 4th axle, described 4th gear is provided with through hole vertically；Described acquisition module
For generating laser and laser pickoff, the center of through hole of described 4th gear is in generating laser and laser pickoff
On same level straight line.
Described gear acceleration mechanism is at least two grades of acceleration mechanisms.
Described gear acceleration mechanism includes：3rd axle, the 4th axle, first gear, second gear, the 3rd gear and the 4th tooth
Wheel,
Described 3rd axle and the 4th axle are installed in rotation on described enclosure, and described first gear is fixed on described
On two axles, described second gear and the 3rd gear are fixed on described 3rd axle, and described 4th gear is fixed on described 4th axle
On；
Described first gear and described second gear are meshed, and described 3rd gear and the 4th gear are meshed, and described
One gear diameter is more than described second gear, and described 3rd gear diameter is more than described 4th gear.
Described shell is provided with battery case, and the battery as administration of power supply is arranged in described battery case.
The USB charge port charging for described battery is additionally provided with described shell.
One of technique scheme technical scheme has the advantage that or beneficial effect, and ribbon can be allowed automatically to stretch
Go out to measure, and carry out automatic reading and show on a display screen, the use of special population and special occasions of big broad aspect；
Measurement module simultaneously, employs gear train device, and corresponding to N level gear train, degree of accuracy can reach (1/5)NCorresponding unit,
As secondary gear train degree of accuracy can reach 1/25 corresponding unit, have higher degree of accuracy；Add rechargeable battery, save energy
Source, Reusability.
Brief description
The structural representation of the automatic measurement tape measure for providing in this utility model embodiment for the Fig. 1；
Fig. 2 is the measurement module of Fig. 1 and the structural representation of acquisition module；
Fig. 3 is the circuit module schematic diagram of Fig. 1；
Fig. 4 is the structural representation of the 4th gear of Fig. 1；
The labelling of above-mentioned in figure is：1st, the first elastic wheel, the 2, second elastic wheel, 3, first gear, 4, second gear, 5,
3rd gear, the 6, the 4th gear, 7, generating laser, 8, laser pickoff, 9, motor, 10, ribbon groove notch, 11, button
Button, 12, shell, 13, display screen, 14, battery case, 15, tape measure body, 16, USB charge port, 17, motor module, 18, survey
Amount module, 19, acquisition module, 20, MCU module, 21, key-press module, 22, display module.
Specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Type embodiment is described in further detail.
Referring to Fig. 1 and Fig. 3, a kind of automatic measurement tape measure, have：
Shell, shell is provided with tape measure groove notch；
Tape measure body, is contained in inside the shell, and the head of tape measure body stretches out tape measure groove notch；
MCU module；MCU module includes single-chip microcomputer and internal circuit.
Display module, is arranged on case surface, electrically connects with MCU module, shows measured value；Display module includes installing
Display screen and internal circuit in case surface.
Key-press module, is arranged on case surface, electrically connects with MCU module, as the switch of measurement；Key module includes installing
Button in case surface and the circuit of cooperation internal key.
Measurement module, is electrically connected with MCU module, and setting inside the housing, controls tape measure to extend into or out, and measures tape measure
Extension elongation, measurement module has：
It is rotatably arranged in first axle and second axle of inside the shell, first axle is fixed with the first elastic wheel, the second axle
On be fixed with the second elastic wheel, the first elastic wheel and the second elastic wheel clamping tape measure body；
Motor module, electrically connects with MCU module and drives the second axle to rotate；Motor module includes the electricity being fixed on shell
Machine and internal circuit.
Gear acceleration mechanism, is arranged on inside the shell, and the rotation of the second axle is delivered to the 4th axle；
Automatic measurement tape measure also has acquisition module, and acquisition module is electrically connected with MCU module, and acquisition module gathers the 4th axle
The rotation number of turns.
4th gear is fixed with the 4th axle, the 4th gear is provided with through hole vertically, as shown in Figure 4；Acquisition module is
Generating laser and laser pickoff, the center of through hole of the 4th gear is in same water with generating laser and laser pickoff
On flat line.Generating laser and laser pickoff connect to MCU module, and laser pickoff can receive by laser transmitter projects
Signal.
Gear acceleration mechanism is at least two grades of acceleration mechanisms.
As shown in Fig. 2 gear acceleration mechanism includes：3rd axle, the 4th axle, first gear, second gear, the 3rd gear and
4th gear,
3rd axle and the 4th axle are installed in rotation on enclosure, and first gear is fixed on the second axle, second gear
It is fixed on the 3rd axle with the 3rd gear, the 4th gear is fixed on the 4th axle；
First gear and second gear are meshed, and the 3rd gear and the 4th gear are meshed, and first gear is with diameter greater than
Two gears, the 3rd gear diameter is more than the 4th gear.
Shell is provided with battery case, and the battery as administration of power supply is arranged in battery case.
The USB charge port charging for battery is additionally provided with shell.
On shell and shell setting button, display screen, battery case, USB charging inlet, ribbon groove notch and
Ribbon；Inside is：Motor module connects measurement module, and measurement module connects acquisition module, and acquisition module connects MCU module,
And MCU module is respectively connected with display module and key-press module.Its shell shape is rectangular body case and semicolumn shell
It is connected, output circular hole, different square opening, square groove respectively in shell, correspond to placing key-press button, USB charging respectively
Mouth and ribbon groove notch, display screen；On shell bottom plate, output battery case placing battery in semicolumn ghost part；?
Placing cylinder on shell bottom plate has axial trough, and ribbon is wound in multi-turn being placed on cylinder has in axial trough, by measurement module
Send.
As shown in Fig. 2 its Measurement portion divide including：Place square groove on shell bottom plate, it is right to output respectively in square groove
Should in the first elastic wheel, the second elastic wheel, first gear, second gear, the 3rd gear, the size of the 4th gear gear
Groove, places corresponding gear in each gear grooved；4th gear, outputs at least one through hole vertically, rotates the 4th gear,
Through hole center be can be on same level straight line with generating laser and laser pickoff.
Measurement module is at least secondary gear train, contains the first elastic wheel and the second elastic wheel, the second elastic wheel in gear train
For drivewheel, by the Motor drive in motor module, the first elastic wheel is the driven pulley of elastic wheel, in elastic wheel and elastic wheel
Clamping ribbon, elastic wheel is coaxial with first gear, and first gear is engaged each other with second gear, second gear and the 3rd gear
Coaxially, the 3rd gear and the 4th gear engage each other.
Acquisition module includes：In measurement module, the 4th gear both sides are outputed two groove positions and are placed generating laser and laser
Receptor, on same level straight line, laser pickoff can receive and be sent out by generating laser for generating laser and laser pickoff
The laser signal penetrated, laser pickoff connects to MCU module.
Output key-press module groove position in base plate, placing key-press module, including the button in case surface and internal key electricity
Road.
Output display module groove position in base plate, place display module and include the display screen in case surface and internal circuit.
Output MCU module groove position in base plate, place MCU module and include single-chip microcomputer and internal circuit.
Output battery case position in base plate, placing battery is charged by USB charge port.
MCU module calculates the rotation number of turns of the first elastic wheel by the rotation number of turns of the 4th gear, thus calculating tape measure
The distance stretched out, you can read the reading of tape measure.Using multistage acceleration system, certainty of measurement can be improved further.
After above-mentioned structure, ribbon auto-extending can be allowed to measure, and carry out automatic reading in display
Screen display, the use of special population and special occasions of big broad aspect；Measurement module simultaneously, employs gear train dress
Put, corresponding to N level gear train, degree of accuracy can reach (1/5)NIt is right that corresponding unit, such as secondary gear train degree of accuracy can reach 1/25
Answer unit, have higher degree of accuracy；Add rechargeable battery, energy saving, Reusability.
Above in conjunction with accompanying drawing, this utility model is exemplarily described it is clear that this utility model implements is not subject to
The restriction of aforesaid way, as long as employ changing of the various unsubstantialities that method design of the present utility model is carried out with technical scheme
Enter, or not improved by of the present utility model design and technical scheme directly apply to other occasions, all in this utility model
Protection domain within.
Claims (6)
1. a kind of automatic measurement tape measure is it is characterised in that have：
Shell, described shell is provided with tape measure groove notch；
Tape measure body, is contained in described inside the shell, and the head of described tape measure body stretches out described tape measure groove notch；
MCU module；
Display module, is arranged on described case surface, electrically connects with described MCU module, shows measured value；
Key-press module, is arranged on described case surface, electrically connects with described MCU module, as the switch of measurement；
Measurement module, is electrically connected with described MCU module, is arranged on described enclosure, controls described tape measure to extend into or out, and
The extension elongation of measurement tape measure, described measurement module has：
It is rotatably arranged in first axle and second axle of described inside the shell, described first axle is fixed with the first elastic wheel, institute
State and the second elastic wheel is fixed with the second axle, described first elastic wheel and the second elastic wheel clamp described tape measure body；
Motor module, is electrically connected with MCU module and described second axle of described driving rotates；
Gear acceleration mechanism, is arranged on described inside the shell, and the rotation of described second axle is delivered to the 4th axle；
Automatic measurement tape measure also has acquisition module, and described acquisition module is electrically connected with MCU module, acquisition module collection described the
The rotation number of turns of four axles.
2. automatic measurement tape measure as claimed in claim 1 is it is characterised in that be fixed with the 4th gear on described 4th axle, institute
State the 4th gear and be provided with through hole vertically；Described acquisition module is generating laser and laser pickoff, described 4th gear
The center of through hole and generating laser and laser pickoff be on same level straight line.
3. automatic measurement tape measure as claimed in claim 2 is it is characterised in that at least two grades of described gear acceleration mechanism accelerates
Mechanism.
4. automatic measurement tape measure as claimed in claim 3 is it is characterised in that described gear acceleration mechanism includes：3rd axle,
Four axles, first gear, second gear, the 3rd gear and the 4th gear,
Described 3rd axle and the 4th axle are installed in rotation on described enclosure, and described first gear is fixed on described second axle
On, described second gear and the 3rd gear are fixed on described 3rd axle, and described 4th gear is fixed on described 4th axle；
Described first gear and described second gear are meshed, and described 3rd gear and the 4th gear are meshed, described first tooth
Wheel diameter is more than described second gear, and described 3rd gear diameter is more than described 4th gear.
5. automatic measurement tape measure as claimed in claim 4 is it is characterised in that described shell is provided with battery case, as power supply
The battery of mechanism is arranged in described battery case.
6. automatic measurement tape measure as claimed in claim 5 charges it is characterised in that being additionally provided with described shell for described battery
USB charge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620641784.0U CN205991753U (en) | 2016-06-25 | 2016-06-25 | Automatic measurement tape measure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620641784.0U CN205991753U (en) | 2016-06-25 | 2016-06-25 | Automatic measurement tape measure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205991753U true CN205991753U (en) | 2017-03-01 |
Family
ID=58102802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620641784.0U Active CN205991753U (en) | 2016-06-25 | 2016-06-25 | Automatic measurement tape measure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205991753U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953673A (en) * | 2016-06-25 | 2016-09-21 | 安徽工程大学机电学院 | Automatic measurement tape |
| CN111265309A (en) * | 2020-02-19 | 2020-06-12 | 山东大学齐鲁医院 | Electronic measuring scale for medium length catheter length |
-
2016
- 2016-06-25 CN CN201620641784.0U patent/CN205991753U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953673A (en) * | 2016-06-25 | 2016-09-21 | 安徽工程大学机电学院 | Automatic measurement tape |
| CN111265309A (en) * | 2020-02-19 | 2020-06-12 | 山东大学齐鲁医院 | Electronic measuring scale for medium length catheter length |
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| GR01 | Patent grant |