CN110299052A - A kind of simulation experimental device for biological properties segregation ratio of novel automatic - Google Patents
A kind of simulation experimental device for biological properties segregation ratio of novel automatic Download PDFInfo
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- CN110299052A CN110299052A CN201910565253.6A CN201910565253A CN110299052A CN 110299052 A CN110299052 A CN 110299052A CN 201910565253 A CN201910565253 A CN 201910565253A CN 110299052 A CN110299052 A CN 110299052A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
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Abstract
The present invention relates to trait segregation experimental technique fields, and disclose a kind of simulation experimental device for biological properties segregation ratio of novel automatic, including substrate, the front of the substrate is fixedly connected with organic block, the front of the left side base is fixedly installed with first motor, and the front of the right side base is fixedly installed with the second motor.The simulation experimental device for biological properties segregation ratio of the novel automatic, intensity of reflected light is variant when being radiated at the white or black region that are measured in band on the first runner and the second runner by the LED light in the first photo resistance and the second photo resistance, different voltages, which are converted into, after the different reflective light intensities of two photosensitive resistance sensors receptions is transmitted to master control borad, and then black or white data and then completion trait segregation ratio experiment when runner rotation can be randomly selected, its whole process is controlled by computer and carries out data collection process, achieve the effect that simulated experiment is high-efficient, to which statistics difficulty is big in effective solution conventional teaching experiment, the problem of experimental period length and low efficiency.
Description
Technical field
The present invention relates to trait segregation experimental technique field, the biological properties segregation ratio mould of specially a kind of novel automatic
Draft experiment device.
Background technique
Explanation according to Mendel to segregation phenomenon, biological character are determined by gene, and dominant character is controlled
Gene be dominant gene, control recessive character gene be recessive gene, and pair of genes exist, gene form phase
With individual be homozygote, different for heterozygote, biology forms Gene Isolation pairs of when reproduction cell, respectively enters difference
Gamete in, when heterozygote selfing, there is trait segregation in female and male gametophyte random incorporation, offspring, and trait segregation ratio is that Xian ﹕ is hidden
Property=3 ﹕ 1.
During teaching practice, finds following insufficient: putting back to step after crawl bead and be difficult to mix, be easy to be anticipated by subjectivity
Knowing influences, and records after combining one by one after crawl bead, lot of experimental data can not be collected in the effective time of classroom, causes to test
As a result larger with conclusion error, manual processing is difficult to after experimental data amount is big, statistics difficulty is big, experimental period length and low efficiency,
Can not direct observation experiment data variation rule, so propose that a kind of biological properties segregation ratio simulation of novel automatic is real
Experiment device come solve the problems, such as it is above-mentioned proposed in.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of biological character separation ratio simulation experiments of novel automatic
Device has the advantages that simulated experiment is high-efficient, solves in conventional teaching experiment that statistics difficulty is big, and experimental period is long and efficiency
Low problem.
(2) technical solution
To realize the above-mentioned high-efficient purpose of simulated experiment, the invention provides the following technical scheme: a kind of novel automatic
Simulation experimental device for biological properties segregation ratio, including substrate, the front of the substrate are fixedly connected with organic block, the left side base
Front be fixedly installed with first motor, the front of the right side base is fixedly installed with the second motor, the first motor
It is fixedly connected with the first runner on output shaft, is fixedly connected with the second runner on the output shaft of second motor, described first
The outside of runner and the second runner is fixedly connected to measurement band, and the bottom of first runner and the second runner is fixedly connected with
There is a clamping screw, the front of the substrate and is fixedly connected with installation bottom between the first runner and the opposite side of the second runner
Plate, the front of the mounting base are fixedly connected with the first photo resistance, the front of the mounting base and to be located at first photosensitive
The second photo resistance is fixedly connected on the right side of resistance, the front of the mounting base is fixedly connected with partition, the substrate
Front and it is located on the right side of the second motor and is fixedly connected with battery, the battery is fixedly connected by locking frame with the front of substrate,
The front of the substrate and it is located on the left of battery and is fixedly connected with master control borad, the front of the master control borad is welded with USB concatenation
Mouthful, the inside of the USB concatenation mouth is plugged with USB concatenation line, the front of the master control borad and the bottom weldering for being located at USB concatenation mouth
It is connected to sensor receiving port, the front of the master control borad and is located on the right side of USB concatenation mouth and is welded with supply port, the master
It controls the front of plate and is fixedly connected with indicator light positioned at the bottom of supply port.
Preferably, the output end of the USB concatenation line is fixedly connected with the output end of master control borad, first photo resistance
With the second photo resistance with master control borad is two-way is electrically connected, the output end of the master control borad respectively with first motor and the second motor
Input terminal electrical connection.
Preferably, the first motor and the second motor is equal in magnitude, and is clamped with base inner outside it, described
The internal whorl of base is connected with the lock-screw being fixedly connected with inside substrate.
Preferably, the shape of the substrate is in rectangle, and the quantity of the base is two and is located at substrate front side
The left and right sides.
Preferably, the measurement belt surface on first runner and two runners is black and white, and black and white respectively accounts for two
/ mono-, the white domain represents dominant gene, and black domain represents recessive gene.
Preferably, first runner and the second runner respectively represent male reproductive organ and female reproductive organ, described
First photo resistance and the second photo resistance are photosensitive resistance sensor, and it is respectively corresponded on the first runner and the second runner
Measurement band.
Preferably, between the first photo resistance and the opposite side of the second photo resistance, the partition is the partition
Rectangle plate profile structure.
Preferably, the master control borad is Arduino-UNO development board, and first photo resistance and the second photo resistance are logical
Conducting wire is crossed to be electrically connected with sensor receiving port.
Preferably, the other end and external calculating mechatronics of the USB concatenation line far from master control borad, and battery and master control
Plate, first motor and the electrical connection of the second motor.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of biological character separation ratio simulation experiment of novel automatic dresses
Set, have it is following the utility model has the advantages that
1, the simulation experimental device for biological properties segregation ratio of the novel automatic, it is photosensitive by the first photo resistance and second
There is intensity of reflected light when ohmically LED light is radiated at the white or black region measured in band on the first runner and the second runner
Difference, two photosensitive resistance sensors, which receive, to be converted into different voltages value after different reflective light intensities and is transmitted to master control borad, Jin Erke
It randomly selects black or white data when the rotation of some runner and then completion trait segregation is than experiment, it is whole to be controlled by computer
And data collection process is carried out, and achieve the effect that simulated experiment is high-efficient, it can be by the first photosensitive electricity after being started by the device
Resistance and the second photo resistance repeatedly measure and collect data, and the device can be made to increase test quantity within wired time, so as to
In direct observation experiment data variation rule.
2, the simulation experimental device for biological properties segregation ratio of the novel automatic, by computer terminal by USB concatenate line with
Master control borad is electrically connected and then controls the experimental provision, and the device can effectively be avoided to occur operating excessively complicated or accurate essence
Inadequate problem is spent, data are extracted photosensitive by the first photo resistance and second when carrying out the experiment of character segregation ratio by the device
Ohmically photosensitive sensor, which carries out random sampling to two runners, can effectively enhance the experiment randomness of the device, in order to
The accuracy of experiment, so that statistics difficulty is big in effective solution conventional teaching experiment, experimental period is long and low efficiency is asked
Topic.
Detailed description of the invention
Fig. 1 is a kind of simulation experimental device for biological properties segregation ratio structural representation of novel automatic proposed by the present invention
Figure；
Fig. 2 is that a kind of simulation experimental device for biological properties segregation ratio hardware system of novel automatic proposed by the present invention shows
It is intended to；
Fig. 3 is that a kind of simulation experimental device for biological properties segregation ratio software systems of novel automatic proposed by the present invention are shown
It is intended to.
In figure: 1 substrate, 2 bases, 3 first motors, 4 second motors, 5 first runners, 6 second runners, 7 measurement bands, 8 locks
Tight bolt, 9 mounting bases, 10 first photo resistance, 11 second photo resistance, 12 partitions, 13 batteries, 14 lock framves, 15 master control borads,
16USB concatenates mouth, 17USB concatenates line, 18 sensor receiving ports, 19 supply ports, 20 indicator lights.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-3, a kind of simulation experimental device for biological properties segregation ratio of novel automatic, including substrate 1, substrate
1 front is fixedly connected with organic block 2, and the shape of substrate 1 is in rectangle, and the quantity of base 2 is two and is located at 1 front of substrate
The left and right sides, the front of left side base 2 is fixedly installed with first motor 3, and the front of right side base 2 is fixedly installed with the second electricity
Machine 4, second motor 4 and first motor 3 can be 130 micro-machines, first motor 3 and the second motor 4 it is equal in magnitude, and
It being clamped with inside base 2 outside it, the internal whorl of base 2 is connected with the lock-screw being fixedly connected with inside substrate 1, the
It is fixedly connected with the first runner 5 on the output shaft of one motor 3, the second runner 6 is fixedly connected on the output shaft of the second motor 4,
The outside of first runner 5 and the second runner 6 is fixedly connected to measurement band 7,7 table of measurement band on the first runner 5 and two runners 6
Face is black and white, and black and white respectively accounts for half, and white domain represents dominant gene, and black domain represents recessive gene,
The bottom of first runner 5 and the second runner 6 is fixedly connected to clamping screw 8, the front of substrate 1 and is located at 5 He of the first runner
Mounting base 9 is fixedly connected between the opposite side of second runner 6, the front of mounting base 9 is fixedly connected with the first photosensitive electricity
Resistance 10, the first runner 5 and the second runner 6 respectively represent male reproductive organ and female reproductive organ, 10 He of the first photo resistance
Second photo resistance 11 is photosensitive resistance sensor, and it respectively corresponds the measurement band 7 on the first runner 5 and the second runner 6,
The front of mounting base 9 and be located at the first photo resistance 10 right side be fixedly connected with the second photo resistance 11, mounting base 9
Front is fixedly connected with partition 12, partition 12 between the first photo resistance 10 and the opposite side of the second photo resistance 11, every
Plate 12 is rectangle plate profile structure, and the front of substrate 1 and the right side for being located at the second motor 4 are fixedly connected with battery 13, and battery 13 is logical
It crosses lock frame 14 to be fixedly connected with the front of substrate 1, the front of substrate 1 and is fixedly connected with master control borad positioned at the left side of battery 13
15, the front of master control borad 15 is welded with USB concatenation mouth 16, and the inside of USB concatenation mouth 16 is plugged with USB concatenation line 17, USB concatenation
The other end of the line 17 far from master control borad 15 and external calculating mechatronics, and battery 13 and master control borad 15, first motor 3 and second
Motor 4 is electrically connected, and the output end of USB concatenation line 17 is fixedly connected with the output end of master control borad 15, the first photo resistance 10 and the
Two photo resistance 11 with master control borad 15 is two-way is electrically connected, the output end of master control borad 15 respectively with first motor 3 and the second motor 4
Input terminal electrical connection, the front of the master control borad 15 and bottom for being located at USB concatenation mouth 16 is welded with sensor receiving port 18 is main
Control plate 15 is that Arduino-UNO development board, the first photo resistance 10 and the second photo resistance 11 are received by conducting wire and sensor
The electrical connection of port 18, the front of master control borad 15 and the right side for being located at USB concatenation mouth 16 are welded with supply port 19, master control borad 15
Front and the bottom for being located at supply port 19 are fixedly connected with indicator light 20, the biological properties segregation ratio simulation of the novel automatic
Experimental provision is electrically connected with master control borad 15 by USB concatenation line 17 by computer terminal and controls the experimental provision, can be effective
The device is avoided to occur operating the excessively inadequate problem of complicated or accurate precision, it is real to carry out character segregation ratio by the device
When testing data extract by the photosensitive sensor in the first photo resistance 10 and the second photo resistance 11 to two runners carry out with
Machine, which is sampled, can effectively enhance the experiment randomness of the device, in order to the accuracy of experiment, thus effective solution tradition
The problem of statistics difficulty is big in teaching experiment, experimental period length and low efficiency.
Working principle: the simulation experimental device for biological properties segregation ratio of the novel automatic passes through the first photo resistance 10
The white or black region measured in band 7 on the first runner 5 and the second runner 6 is radiated at the LED light in the second photo resistance 11
Intensity of reflected light is variant when domain, and two photosensitive resistance sensors are converted into the transmission of different voltages value after receiving different reflective light intensities
To master control borad 15, and then can randomly select the rotation of some runner when is black or white data and then completes trait segregation than experiment,
Whole process controls by computer and carries out data collection process, has achieved the effect that simulated experiment is high-efficient, has been opened by the device
By the first photo resistance 10 and the second photo resistance more than 11 times measurements and data can be collected after dynamic, can make the device when wired
Quantity is tested in interior increase, in order to direct observation experiment data variation rule.
In conclusion the simulation experimental device for biological properties segregation ratio of the novel automatic, is gone here and there by computer terminal by USB
Wiring 17 is electrically connected with master control borad 15 and then controls the experimental provision, can effectively avoid the device occur operating it is excessively complicated or
Person is the inadequate problem of accurate precision, and data are extracted by the first photo resistance when carrying out the experiment of character segregation ratio by the device
10 and the second photosensitive sensor in photo resistance 11 random samplings are carried out to two runners and can effectively enhance the reality of the device
Randomness is tested, in order to the accuracy of experiment, so that statistics difficulty is big in effective solution conventional teaching experiment, experimental period
The problem of long and low efficiency.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of simulation experimental device for biological properties segregation ratio of novel automatic, including substrate (1), it is characterised in that: described
The front of substrate (1) is fixedly connected organic block (2), and the front of the left side base (2) is fixedly installed with first motor (3), right
The front of base described in side (2) is fixedly installed with the second motor (4), is fixedly connected on the output shaft of the first motor (3)
First runner (5) is fixedly connected with the second runner (6) on the output shaft of second motor (4), first runner (5) and
The outside of second runner (6), which is fixedly connected to, measures band (7), and the bottom of first runner (5) and the second runner (6) is solid
Surely be connected with clamping screw (8), the front of the substrate (1) and be located at the first runner (5) and the second runner (6) opposite side it
Between be fixedly connected with mounting base (9), the front of the mounting base (9) is fixedly connected with the first photo resistance (10), described
The front of mounting base (9) and be located at the first photo resistance (10) on the right side of be fixedly connected with the second photo resistance (11), it is described
The front of mounting base (9) is fixedly connected with partition (12), the front of the substrate (1) and the right side for being located at the second motor (4)
It is fixedly connected with battery (13), the battery (13) is fixedly connected by lock frame (14) with the front of substrate (1), the substrate
(1) front and being located on the left of battery (13) is fixedly connected with master control borad (15), and the front of the master control borad (15) is welded with
USB concatenates mouth (16), and the inside of USB concatenation mouth (16) is plugged with USB concatenation line (17), the front of the master control borad (15)
And the bottom for being located at USB concatenation mouth (16) is welded with sensor receiving port (18), the front of the master control borad (15) and is located at
USB concatenation mouth (16) on the right side of is welded with supply port (19), the front of the master control borad (15) and be located at supply port (19)
Bottom be fixedly connected with indicator light (20).
2. a kind of simulation experimental device for biological properties segregation ratio of novel automatic according to claim 1, feature exist
In: the output end of USB concatenation line (17) is fixedly connected with the output end of master control borad (15), first photo resistance (10)
With the second photo resistance (11) with master control borad (15) is two-way is electrically connected, the output end of the master control borad (15) respectively with the first electricity
The electrical connection of the input terminal of machine (3) and the second motor (4).
3. a kind of simulation experimental device for biological properties segregation ratio of novel automatic according to claim 1, feature exist
In the equal in magnitude of: the first motor (3) and the second motor (4), and it is clamped with inside base (2) outside it, the machine
The internal whorl of seat (2) is connected with and the internal lock-screw being fixedly connected of substrate (1).
4. a kind of simulation experimental device for biological properties segregation ratio of novel automatic according to claim 1, feature exist
In: the shape of the substrate (1) is in rectangle, and the quantity of the base (2) is two and is located at substrate (1) positive left and right
Two sides.
5. a kind of simulation experimental device for biological properties segregation ratio of novel automatic according to claim 1, feature exist
In: measurement band (7) surface on first runner (5) and two runners (6) be black and white, and black and white respectively account for two/
One, the white domain represents dominant gene, and black domain represents recessive gene.
6. a kind of simulation experimental device for biological properties segregation ratio of novel automatic according to claim 1, feature exist
In: first runner (5) and the second runner (6) respectively represent male reproductive organ and female reproductive organ, first light
Quick resistance (10) and the second photo resistance (11) are photosensitive resistance sensor, and it respectively corresponds the first runner (5) and second
Measurement band (7) on runner (6).
7. a kind of simulation experimental device for biological properties segregation ratio of novel automatic according to claim 1, feature exist
In: the partition (12) is between the first photo resistance (10) and the opposite side of the second photo resistance (11), the partition
It (12) is rectangle plate profile structure.
8. a kind of simulation experimental device for biological properties segregation ratio of novel automatic according to claim 1, feature exist
In: the master control borad (15) is Arduino-UNO development board, and first photo resistance (10) and the second photo resistance (11) are logical
Conducting wire is crossed to be electrically connected with sensor receiving port (18).
9. a kind of simulation experimental device for biological properties segregation ratio of novel automatic according to claim 1, feature exist
In: the other end and external calculating mechatronics of USB concatenation line (17) far from master control borad (15), and battery (13) and master control
Plate (15), first motor (3) and the second motor (4) electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910565253.6A CN110299052A (en) | 2019-06-27 | 2019-06-27 | A kind of simulation experimental device for biological properties segregation ratio of novel automatic |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910565253.6A CN110299052A (en) | 2019-06-27 | 2019-06-27 | A kind of simulation experimental device for biological properties segregation ratio of novel automatic |
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| CN110299052A true CN110299052A (en) | 2019-10-01 |
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| CN104762190A (en) * | 2014-01-06 | 2015-07-08 | 何小科 | Biological hybridization demonstrating device |
| CN106971651A (en) * | 2017-04-24 | 2017-07-21 | 郑州航空工业管理学院 | A kind of Teaching Probability Theory and Mathematical Statistics apparatus for demonstrating |
| CN206594894U (en) * | 2017-02-14 | 2017-10-27 | 姜浪浪 | Genetic development simulator for teaching |
| CN109215451A (en) * | 2018-10-31 | 2019-01-15 | 郑州职业技术学院 | A kind of probability event express statistic device |
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2019
- 2019-06-27 CN CN201910565253.6A patent/CN110299052A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2304708A1 (en) * | 2008-05-29 | 2011-04-06 | Konstantinos Ntounas | Illustrated guide for the identification of organisms in the field |
| CN104762190A (en) * | 2014-01-06 | 2015-07-08 | 何小科 | Biological hybridization demonstrating device |
| CN206594894U (en) * | 2017-02-14 | 2017-10-27 | 姜浪浪 | Genetic development simulator for teaching |
| CN106971651A (en) * | 2017-04-24 | 2017-07-21 | 郑州航空工业管理学院 | A kind of Teaching Probability Theory and Mathematical Statistics apparatus for demonstrating |
| CN109215451A (en) * | 2018-10-31 | 2019-01-15 | 郑州职业技术学院 | A kind of probability event express statistic device |
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Application publication date: 20191001 |