CN206235809U - A kind of dotted timer - Google Patents
A kind of dotted timer Download PDFInfo
- Publication number
- CN206235809U CN206235809U CN201621352886.7U CN201621352886U CN206235809U CN 206235809 U CN206235809 U CN 206235809U CN 201621352886 U CN201621352886 U CN 201621352886U CN 206235809 U CN206235809 U CN 206235809U
- Authority
- CN
- China
- Prior art keywords
- pedestal
- paper tape
- button
- lcds
- infrared emitting
- 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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- Measurement Of Predetermined Time Intervals (AREA)
Abstract
The utility model is related to teaching aid field, specifically a kind of dotted timer, including paper tape, base, pedestal, spacing hole, infrared emitting head, infrared ray sensor, LCDs, switch, start stop button, for select to check paper tape move the time used by a upper unit length on select button, lower select button and for calculating paper tape Moving Unit distance time used and then the single chip machine controlling circuit for being preserved and being shown on LCDs according to button option each time by internal clock circuit；Paper tape just has a through hole every unit length, on pedestal；Infrared emitting head is arranged on the lower section of pedestal；Infrared ray sensor is just to the top for being arranged on pedestal of infrared emitting head.By the utility model, experimental result directly can be read by LCDs after the completion of experiment, experimentation is convenient and swift, can not only improve operating efficiency but also economize on resources.
Description
Technical field
The utility model is related to teaching aid field, specifically a kind of dotted timer.
Background technology
Dotted timer is a kind of equipment that can be usually used in kinematics experiment, but existing dotted timer,
Either electromagnetic shooting point timer or electric spark clock, will change paper tape every time when in use, not only have impact on
The efficiency of experiment and no small waste is caused, and the reading of experimental result is also comparatively laborious time-consuming.
The content of the invention
For the problems of the prior art, the utility model provides a kind of dotted timer, can be direct after the completion of experiment
Experimental result is read by LCDs, experimentation is convenient and swift, can not only improve operating efficiency but also economize on resources.
The utility model solves the technical scheme that its technical problem used：A kind of dotted timer, including paper tape, bottom
Seat, the pedestal for supporting paper tape, the spacing hole for limiting the paper tape direction of motion, for launching ultrared infrared emitting
Head, for sensing ultrared infrared ray sensor, for display paper Tape movement unit length the time required to LCDs,
The switch that is opened and closed for control device, start for control device or stops detecting paper tape movement velocity start stopping
Button, for select to check paper tape move the time used by a upper unit length on select button, for checking under paper tape movement
The lower of time used by one unit length selects button and for calculating paper tape Moving Unit each time by internal clock circuit
Distance time used and then the single chip machine controlling circuit for being preserved and being shown on LCDs according to button option；
Described paper tape, a through hole is just provided with every unit length；Described pedestal is rectangle platy structure；Pedestal middle part sets
It is equipped with a breach for installing infrared emitting head；Pedestal is fixedly provided in the rear upper of base；Described is infrared
Line emitting head is arranged in described breach；The direction of infrared emitting head is upward；Described infrared ray sensor is just right
The top installed in pedestal of infrared emitting head；Described spacing hole has two；Two spacing holes are separately positioned on pedestal
Left and right sides top centre position；Paper tape is transversely mounted on pedestal top with sequentially passing through two spacing holes；Described liquid crystal
Display screen, switch, start stop button, on select button, it is lower select button be arranged on base front upper；Described Single-chip Controlling electricity
Road is arranged in pedestal；Infrared emitting head, infrared ray sensor, LCDs, switch, beginning stop button, upper choosing are pressed
Button, lower button is selected to be connected with single chip machine controlling circuit by wire respectively.
Preferably, described LCDs is arranged on base front upper left part；Described switch, start to stop by
Button, on select button, lower select button to be sequentially arranged at base front upper right part from left to right.
Preferably, described through hole is manhole.
Preferably, described unit length is two centimetres.
The beneficial effects of the utility model are：A kind of dotted timer of the present utility model, can directly lead to after the completion of experiment
Cross LCDs and read experimental result, experimentation is convenient and swift, can not only improve operating efficiency but also economize on resources.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is top view of the present utility model；
In figure：Paper tape (1), base (2), pedestal (3), spacing hole (4), infrared emitting head (5), infrared ray sensor
(6), LCDs (7), switch (8), start stop button (9), on select button (10), lower select button (11), through hole
(101), breach (301).
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Embodiment 1
As shown in Figure 1, Figure 2, a kind of dotted timer of the present embodiment, including paper tape 1, base 2, the pedestal for supporting paper tape
3rd, for limiting the spacing hole 4 of the direction of motion of paper tape 1, for launching ultrared infrared emitting first 5, for sensing infrared ray
Infrared ray sensor 6, opened with the LCDs 7 the time required to 1 Moving Unit length, for control device for display paper
The switch 8 that opens and close, start for control device or stop detecting the beginning stop button 9 of the movement velocity of paper tape 1, for selecting
Select check paper tape 1 move the time used by a unit length on select button 10, for checking that paper tape 1 moves next unit
Time used by length it is lower select button 11 and for by internal clock circuit calculate paper tape 1 each time Moving Unit apart from institute
With time and then the single chip machine controlling circuit for being preserved and being shown on LCDs 7 according to button option；It is described
Paper tape 1, be just provided with a through hole 101 every unit length；Described pedestal 3 is rectangle platy structure；The middle part of pedestal 3
It is provided with a breach 301 for installing infrared emitting first 5；Pedestal 3 is fixedly provided in the rear upper of base 1；Institute
The infrared emitting first 5 stated is arranged in described breach 301；The direction of infrared emitting first 5 is upward；Described is infrared
The top installed in pedestal 3 of line sensor 6 just first to infrared emitting 5；Described spacing hole 4 has two；Two spacing holes 4
It is separately positioned on the left and right sides top centre position of pedestal 3；Paper tape 1 sequentially passes through two ground of spacing hole 4 and is transversely mounted on base
The top of seat 3；Described LCDs 7, switch 8, start stop button 9, on select button 10, lower select button 11 to be arranged on base
2 front uppers；Described single chip machine controlling circuit is arranged in pedestal 3；Infrared emitting first 5, infrared ray sensor 6, liquid crystal
Display screen 7, switch 8, start stop button 9, on select button 10, it is lower select button 11 respectively pass through wire and single chip machine controlling circuit
It is connected；Described LCDs 7 is arranged on the front upper left part of base 1；Described switch 8, start stop button 9, on
Select button 10, lower select button 11 to be sequentially arranged at the front upper right part of base 1 from left to right；Described through hole 101 is circular logical
Hole；Described unit length is two centimetres.
The course of work when in use：
1. paper tape 1 is sequentially passed through two spacing holes 4 and is connected with object by user, then presses switch 8, prepares to terminate
Afterwards, beginning stop button 9 is pressed, starts experiment；
2. red line line emitting head is opened；
3. single chip machine controlling circuit starts timing after infrared ray sensor 6 detects infrared ray, after infrared heading line off,
The single chip machine controlling circuit record time now when infrared ray is detected again, i.e. paper tape 1 moves a unit length institute
Use the time；
4. 3. repeat step, until user presses beginning stop button 9, terminates experiment, single chip machine controlling circuit control liquid
First data (i.e. paper tape 1 moves the time used by first unit length) of the display storage of crystal display screen 7；
5. user selects button 11 under pressing, and next data of LCDs display storage are (when i.e. where current data
Between after paper tape 1 move the time used by next unit length；
6. user presses and selects button 10, and a upper data of LCDs display storage are (when i.e. where current data
Between preceding paper tape 1 move the time used by a unit length；
7. user reads data and completes, and experiment terminates.
General principle of the present utility model, principal character and advantage has been shown and described above.The technical staff of the industry
It should be appreciated that the utility model is not restricted to the described embodiments, the description in above-mentioned implementation method and specification is to say
Bright principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model also has various
Changes and improvements, these changes and improvements are both fallen within the claimed scope of the utility model.The utility model is claimed
Scope is by appending claims and its equivalent thereof.
Claims (4)
1. a kind of dotted timer, it is characterised in that：Including paper tape (1), base (2), the pedestal (3) for supporting paper tape, use
In limiting the spacing hole (4) of paper tape (1) direction of motion, for launching ultrared infrared emitting head (5), infrared for sensing
The infrared ray sensor (6) of line, for display paper band (1) Moving Unit length the time required to LCDs (7), for controlling
Switch (8) that device processed is opened and closed, start for control device or stops detecting paper tape (1) movement velocity start stopping
Button (9), for select to check the time used by paper tape (1) the upper unit length of movement on select button (10), for checking
The lower of time used by the next unit length of paper tape (1) movement selects button (11) and for calculating paper delivery by internal clock circuit
Then the Moving Unit distance time used preserved and enterprising in LCDs (7) according to button option band (1) each time
The single chip machine controlling circuit of row display；Described paper tape (1), a through hole (101) is just provided with every unit length；Described
Pedestal (3) is rectangle platy structure；Pedestal (3) middle part is provided with a breach for installing infrared emitting head (5)
(301)；Pedestal (3) is fixedly provided in the rear upper of base (2)；Described infrared emitting head (5) is installed in described
In breach (301)；The direction of infrared emitting head (5) is upward；Described infrared ray sensor (6) is just to infrared emitting
The top installed in pedestal (3) of head (5)；Described spacing hole (4) has two；Two spacing holes (4) are separately positioned on pedestal
(3) left and right sides top centre position；Paper tape (1) is transversely mounted on pedestal (3) with sequentially passing through two spacing holes (4)
Side；Described LCDs (7), switch (8), start stop button (9), on select button (10), lower select button (11) to install
In base (2) front upper；Described single chip machine controlling circuit is arranged in pedestal (3)；Infrared emitting head (5), infrared ray
Sensor (6), LCDs (7), switch (8), start stop button (9), on select button (10), it is lower select button (11) respectively
It is connected with single chip machine controlling circuit by wire.
2. a kind of dotted timer according to claim 1, it is characterised in that：Described LCDs (7) is arranged on
Base (2) front upper left part；Described switch (8), start stop button (9), on select button (10), it is lower select button (11) from
Left-to-right is sequentially arranged at base (2) front upper right part.
3. a kind of dotted timer according to claim 1, it is characterised in that：Described through hole (101) is manhole.
4. a kind of dotted timer according to claim 1, it is characterised in that：Described unit length is two centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621352886.7U CN206235809U (en) | 2016-12-10 | 2016-12-10 | A kind of dotted timer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621352886.7U CN206235809U (en) | 2016-12-10 | 2016-12-10 | A kind of dotted timer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206235809U true CN206235809U (en) | 2017-06-09 |
Family
ID=58991735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621352886.7U Expired - Fee Related CN206235809U (en) | 2016-12-10 | 2016-12-10 | A kind of dotted timer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206235809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107145058A (en) * | 2017-06-16 | 2017-09-08 | 浙江胜昔信息科技有限公司 | One kind digitlization dotted timer |
-
2016
- 2016-12-10 CN CN201621352886.7U patent/CN206235809U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107145058A (en) * | 2017-06-16 | 2017-09-08 | 浙江胜昔信息科技有限公司 | One kind digitlization dotted timer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170609 Termination date: 20171210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |