CN109225368A - A kind of liquid-transfering gun range adjusting method and regulating device - Google Patents
A kind of liquid-transfering gun range adjusting method and regulating device Download PDFInfo
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- CN109225368A CN109225368A CN201811131463.6A CN201811131463A CN109225368A CN 109225368 A CN109225368 A CN 109225368A CN 201811131463 A CN201811131463 A CN 201811131463A CN 109225368 A CN109225368 A CN 109225368A
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- transfering gun
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/0289—Apparatus for withdrawing or distributing predetermined quantities of fluid
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Abstract
The present invention discloses a kind of liquid-transfering gun range adjusting method, includes the following steps: to set default range value；Obtain the image of the current range value of liquid-transfering gun；Identify the range value in image；Range turntable is rotated according to current range value and default range value.By acquiring the image of liquid-transfering gun scale observation window, identifies the range value of current liquid-transfering gun, range turntable is then rotated into specified angle, so that liquid-transfering gun range is adjusted to preset range value, is directly operated with convenient for subsequent.The application also provides a kind of liquid-transfering gun range regulating device suitable for above-mentioned liquid-transfering gun range adjusting method.
Description
Technical field
The present invention relates to laboratory apparatus field operations, and in particular to a kind of liquid-transfering gun range adjusting method and regulating device.
Background technique
Liquid-transfering gun is the instrument for carrying out a small amount of or micro liquid in a kind of laboratory and accurately pipetting.When in use, often
The difference of fatigue or different operation personnel reading habit is generated since operator works long hours, causes to take the mistake during liquid
Difference.Take the accuracy of liquid in order to promote liquid-transfering gun while improving working efficiency, more and more laboratories using machinery equipment come
Carry out the automatic operation of liquid-transfering gun.
When due to each liquid relief, the range disunity of required liquid relief, so the range of liquid-transfering gun can often according to demand into
Row adjustment.Now on the market common liquid-transfering gun such as match it is silent fly generation that science and technology, Ai Bende, the gloomy brand of gill, be all to pass through rotation
Turn the range turntable at the top of liquid-transfering gun to realize the adjusting to liquid-transfering gun range.
Problem is, when existing machinery equipment operates liquid-transfering gun, usually only has the function of to clamp and press, can not be to liquid relief
Range is adjusted.In actual use, the liquid-transfering gun of a large amount of different ranges can only be prepared in advance, machinery equipment is according to required shifting
The volume of liquid carries out pipetting to grab the liquid-transfering gun of corresponding range, is not only easy to appear in instrument use process and takes offsetting
The problem of liquid rifle, and cause whole use cost higher.
Summary of the invention
In view of this, the application provides a kind of liquid-transfering gun range adjusting method, pass through acquisition liquid-transfering gun scale observation window
Image identifies the range value of current liquid-transfering gun, and range turntable is then rotated specified angle, liquid-transfering gun range is made to be adjusted to pre-
If range value, directly operated with convenient for subsequent.The application also provides a kind of suitable for above-mentioned liquid-transfering gun range adjusting side
The liquid-transfering gun range regulating device of method.
In order to solve the above technical problems, technical solution provided by the invention is a kind of liquid-transfering gun range adjusting method, including
Following steps:
Default range value is set in main control module；
Camera obtains the image of the current range value of liquid-transfering gun and is sent to main control module；
Main control module identifies the range value in image；
Main control module rotates range turntable according to current range value and default range value control driving part.
Preferably, the range value step in the main control module identification image includes identification integer numerical steps and identifies small
Number scale numerical steps.
Preferably, the range value in the main control module identification image includes the following steps:
Main control module judges whether decimal scale is zero:
If so, being identified to integer part；
If not, main control module control driving part rotates range turntable, then judge that decimal scale is from main control module
No is that zero step cycle executes.
Preferably, the main control module judges whether decimal scale is that zero step includes the following steps:
Obtain the image of decimal scale area；
Distinguishing does not have graduation mark in the image of decimal scale area and the dark portion that presents of the highlights and graduation mark that present；
Judge dark portion whether about scale observation window central axes it is symmetrical.
Preferably, described to judge whether dark portion includes the following steps: about the symmetrical step in central axes of scale observation window
The image of decimal scale area is divided with the big squares such as m × n, the side length of the square is greater than graduation mark in image
Width be less than twice of scale line width, the columns of the square is greater than or equal to three column；
If square middle light area is more than threshold value, 0 record of the square；If square middle light area is equal to or less than
Threshold value, 1 record of the square；To convert the image of decimal scale area to the matrix A of the m row n being made of 0 and 1 column；
Find out matrix A and preset m * n matrixHadamard product, such as
The result of fruit A*B is not zero matrix, shows that dark portion is not on the central axes of scale observation window；If the product of A*B is zero
Matrix, on the central axes for showing dark portion displacement scale observation window.
Preferably, further include following steps before setting default range value:
It is aligned the scale observation window of liquid-transfering gun with camera；
The position of fixed liquid-transfering gun；
The range turntable of liquid-transfering gun and liquid-transfering gun range regulating device are sequentially connected.
Preferably, it is interference fitted between the range turntable and liquid-transfering gun range regulating device.
The application also provides a kind of liquid-transfering gun range regulating device, including the bracket for placing liquid-transfering gun, the bracket
It is equipped with the driving part for capturing the camera of liquid-transfering gun range value image and for driving range turntable；The driving portion
Part is arranged above bracket；The camera and driving part are electrically connected with main control module.
Preferably, the driving part includes the grip sleeve driven by servo motor, and the grip sleeve has coarse
Inner surface；The servo motor is electrically connected with main control module.
Preferably, the grip sleeve is rubber material, and the internal diameter of the grip sleeve is less than the diameter of range turntable.
The application compared with prior art, it has the advantage that:
The range value of current liquid-transfering gun is obtained by the scale on identification liquid-transfering gun, range turntable is rotated into corresponding angle
Degree, to realize the adjusting to liquid-transfering gun, the liquid relief so as to use a liquid-transfering gun to meet different ranges samples demand.Into
One step, progress can also be repeated several times in identification range value and rotation range turntable, to realize that more accurate range is adjusted.
Although the integer value and fractional value of liquid-transfering gun are all the integer values shown in the scale observation window of liquid-transfering gun
By numbers show, decimal is shown by rotatable decimal scale.It, will since integer is different with the presentation mode of decimal
The identification of the identification step and decimal of integer separates, and corresponding recognition methods is respectively adopted, and more efficient identification may be implemented
Operation.
When decimal scale is not zero, the number of integer also can off scale observation window certain angle, or even can go out
Existing two numbers appear in the situation in scale observation window simultaneously.Therefore when identifying range value, first rotation range turntable makes small
The numerical value of number scale is zero, it is ensured that the number of integer part is located at scale observation window center, consequently facilitating integer identification step
Identification improves the identification correctness of number and the adjusting efficiency of liquid-transfering gun range.
The fractional part of liquid-transfering gun is similar with graduated scale, divides scale, and by equidistant lines with longer line
Item indicates integer.Existing liquid-transfering gun generallys use dark graduation mark and is indicated on the bottom of light color, passes through striking contrast
To improve identification.When whether judge decimal scale is zero, it is not necessary that all scales are all captured and identified, it need to only pass through color
Light and shade determine the position of longer integer graduation mark, greatly reduce data processing amount when device is judged,
Optimize identification process.
Camera is aligned with scale observation window, and the image of acquisition is not susceptible to tilt, ensure that image sampling and knowledge
Other effect.Liquid-transfering gun position is fixed, and is avoided driving liquid relief gun body to rotate simultaneously when rotating range turntable, is caused to adjust and miss
Difference.
Interference fit enables to cooperate more firm close between range turntable and liquid-transfering gun range regulating device, is turning
It is not in place that the case where skidding is less prone to when dynamic causes rotation to adjust.
Grip sleeve can wrap range turntable in all directions, avoid because force localization is in range turntable when rotating
On leave scratch damage.The casing prepared using flexible rubber material, will not when package clamps range turntable
Ka get Tai is tight, if unintentional rotation excess occurs in servo motor, can send out between flexible grip sleeve and range turntable
It is raw to relatively rotate, it avoids range turntable from rotating more than the limit and liquid-transfering gun is caused to damage.
Detailed description of the invention
Fig. 1 is liquid-transfering gun structural schematic diagram；
Fig. 2 is the enlarged diagram of scale observation window 11 in Fig. 1；
Fig. 3 is the structural schematic diagram of liquid-transfering gun range regulating device of the present invention；
Fig. 4 is the grip sleeve assembling schematic diagram of liquid-transfering gun range regulating device of the present invention；
Fig. 5 is the electrical connection schematic diagram of liquid-transfering gun range regulating device of the present invention；
Fig. 6 is liquid-transfering gun range adjusting method flow diagram of the present invention；
Fig. 7 is the schematic illustration of liquid-transfering gun range adjusting method state one of the present invention；
Fig. 8 is the schematic illustration of liquid-transfering gun range adjusting method state two of the present invention.
Appended drawing reference: liquid-transfering gun 1, scale observation window 11, integer area 111, decimal scale area 112, range turntable 12, bracket
2, camera 3, grip sleeve 4, servo motor 41, main control module 5.
Specific embodiment
It is with reference to the accompanying drawing and specific real in order to make those skilled in the art more fully understand technical solution of the present invention
Applying example, the present invention is described in further detail.
Embodiment 1
Fig. 1 and Fig. 2 are please referred to, there is scale observation window in widely used 1 gun body of liquid-transfering gun in scientific research analysis now
11, gun body top is equipped with range turntable 12.Before using liquid-transfering gun 1, the range numerical value in scale observation window 11 need to be observed on one side,
The range of liquid-transfering gun is adjusted in rotation range turntable 12 on one side.Scale observation window 11 includes integer area 111 and decimal scale
112 two parts of area, the number that when reading shows integer area 111 add the corresponding numerical value of scale of decimal scale area 112, as
The range of current liquid-transfering gun 1.
Fig. 3-5 is please referred to, the embodiment of the present invention provides a kind of liquid-transfering gun range regulating device, including for placing liquid-transfering gun
1 bracket 2, bracket 2 are equipped with for capturing the camera 3 of 1 range value image of liquid-transfering gun and for driving range turntable 12
Driving part；The driving part is arranged above bracket 2；The driving part includes the retaining sleeve driven by servo motor 41
Pipe 4, grip sleeve 4 are rubber material, have coarse inner surface；The internal diameter of grip sleeve 4 is less than the diameter of range turntable 12.
Camera 3 and servo motor 41 are electrically connected with main control module 5.
Referring to FIG. 6, the present embodiment also provides a kind of liquid-transfering gun range tune based on above-mentioned liquid-transfering gun range regulating device
Section method, includes the following steps:
It is aligned the scale observation window 11 of liquid-transfering gun 1 with camera 3；
The position of liquid-transfering gun 1 is fixed on bracket 2；
The range turntable 12 of liquid-transfering gun 1 and the grip sleeve 4 of liquid-transfering gun range regulating device are sequentially connected, range turntable
It is interference fitted between 12 and grip sleeve 4.
The range value that liquid-transfering gun 1 needs in this experiment is preset by main control module 5；
The image of the acquisition current range value of liquid-transfering gun 1 of camera 3；
It include the image of decimal scale area 112 in the image of the current range value got；
The big squares such as the use of main control module 5 divide the image of decimal scale area 112, and the side length of the square is greater than in image
The width of graduation mark is less than twice of scale line width, and the columns of the square is greater than or equal to three column；
The image of decimal scale area 112 is divided with the big squares such as m × n, the side length of the square, which is greater than in image, carves
The width for spending line is less than twice of scale line width, and the columns of the square is greater than or equal to three column；
If square middle light area is more than threshold value, 0 record of the square；If square middle light area is equal to or less than
Threshold value, 1 record of the square；To convert the image of decimal scale area 112 to the matrix A of the m row n being made of 0 and 1 column；
Find out matrix A and preset m * n matrixHadamard product.Square
The line number and columns of battle array B is consistent with matrix A, and the 1st row of matrix B to n/2 row (downward rounding) meets following rule: the 1st
Arranging (m-1)/2 column is 1, and (m+1)/2 is 0, and (m+3)/2 column to m column are 1；(n/2+1) row of matrix B arrives n
Row all elements are 0.The matrix if result of A*B is not zero shows that dark portion is not at the central axes of scale observation window 11
On, i.e. decimal scale is not zero；If the product of A*B is null matrix, on the central axes for showing dark portion displacement scale observation window 11,
I.e. decimal scale is zero.
It should be noted that the threshold value in the present embodiment is set as 2/3rds for ease of illustration of working principle；In difference
In embodiment, threshold value can be changed according to the spacing between the graduation mark thickness and adjacent graduation mark of liquid-transfering gun.This implementation
The height of non-integer graduation mark is the half of integer graduation mark in example, therefore the structure of matrix B is from the n-th/2 row and (n/2+1)
Row is divided；In other embodiments, since liquid-transfering gun model specification is different or camera 3 obtains pattern angle,
When so that the height of non-integer graduation mark not being the half of integer graduation mark, the structure that matrix B is not gone together also accordingly is adjusted.
Referring to FIG. 7, the image 7 (a) for the decimal scale area 112 that camera 3 obtains, main control module 5 is waited big with 5 × 4
Square image is divided, obtain grid pattern shown in Fig. 7 (b), and 0 He is transformed into according to the ratio of light and shade in grid
The matrix A of 1 Fig. 7 (c) constituted1.Such to be advantageous in that, information content included in image is larger, is handled subsequent
It is biggish computational burden to main control module 5 if bringing image information when judgement into always；Using information content it is few 0 and 1 come pairs
Image information is recorded, and can greatly reduce the information content that need to be handled on the basis of retaining effective information, promotes master control mould
Processing operational efficiency of the block 5 in adjustment process.Since the scale line length of zero graduation is than one times of other scale wire lengths, turn
After turning to matrix A, all numbers are 1 on the column only where zero graduation line.Matrix B in the present embodiment is according to generation
Line number and the columns setting of matrix A, it is multiplied for meeting with matrix A.It is quantity and the centre of 0 column on the left of matrix B
It is the quantity of 0 row and is not fixed, the square quantity and precision when can be converted into matrix A according to image is adjusted suitable
Match.
Referring to FIG. 7, when zero graduation line goes to the middle of scale observation window 11 (i.e. decimal scale is zero),Product is zero moment
Battle array.Referring to FIG. 8, when the middle of zero graduation line off scale observation window 11 (decimal scale is not zero), due to matrix
A2Corresponding element of the middle part 1 in matrix B is not zero,
As a result
Be not zero matrix.By a matrix operation, the location information of graduation mark is further simplified in order to which the binary of " be with no " is sentenced
It is disconnected, it is handled and is controlled convenient for main control module 5.
If decimal scale is zero, next main control module 5 identifies 111 part of integer area；If decimal scale
It is not zero, main control module 5 controls grip sleeve 4 and rotates range turntable 12, then obtains the current range of liquid-transfering gun 1 from camera 3
The image step of value starts the cycle over execution, until decimal scale becomes zero.In the present embodiment, grip sleeve 4 drives range to turn
For disk 12 slightly after rotation, camera 3 obtains image again, finally range is made to be adjusted to preset value.In other embodiments, it images
First 3 can also continuously obtain image, so that main control module 5 can monitor the position of zero graduation mark in real time and make in time
Grip sleeve 4 stops operating.
After determining that decimal scale is zero, main control module 5 obtains current range by the digital picture in identification integer area 111
Integer part value, then according between current range value and default range value difference control grip sleeve 4 by range turn
Disk 12 rotates corresponding angle, to realize the adjusting to liquid-transfering gun range.
In the present embodiment, main control module 5 identifies that the digital picture in integer area 111 learns using convolutional neural networks
Method: the training stage before use releases numerical value pattern, as manually selecting numerical value representated by each numerical value pattern, master control
Module 5 records the corresponding relationship between numerical value pattern and numerical value.After the number of progress numerical value selection is enough, main control module 5
It stores comparable data and the characteristic point of each numerical value pattern can be summarized according to the pattern sample recorded, to realize
The identification of logarithm image.
Embodiment 2
The present embodiment and the distinctive points of embodiment 1 are, after camera 3 obtains the image of the current range value of liquid-transfering gun 1, directly
Connect in range value integer numerical value and decimal scale value identify.Since decimal scale value is not zeroed, integer numerical value may not
Scale observation window 11 is faced, therefore current embodiment require that puts into the knowledge that more costs carry out integer numerical value and decimal scale value
Not to guarantee accuracy rate.But the control number for reducing rotation range turntable 12 in identification process, shortens the operating time, adds
Fast range adjusts efficiency.
The above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
Limitation of the invention, protection scope of the present invention should be defined by the scope defined by the claims..For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
It also should be regarded as protection scope of the present invention into retouching.
Claims (10)
1. a kind of liquid-transfering gun range adjusting method, which comprises the steps of:
Default range value is set in main control module；
Camera obtains the image of the current range value of liquid-transfering gun and is sent to main control module；
Main control module identifies the range value in image；
Main control module rotates range turntable according to current range value and default range value control driving part.
2. liquid-transfering gun range adjusting method as described in claim 1, which is characterized in that in the main control module identification image
Range value step includes identification integer numerical steps and identification decimal scale numerical steps.
3. liquid-transfering gun range adjusting method as described in claim 1, which is characterized in that in the main control module identification image
Range value includes the following steps:
Main control module judges whether decimal scale is zero:
If so, being identified to integer part；
If not, main control module control driving part rotate range turntable, then from main control module judge decimal scale whether be
Zero step cycle executes.
4. liquid-transfering gun range adjusting method as claimed in claim 3, which is characterized in that the main control module judges decimal scale
It whether is that zero step includes the following steps:
Obtain the image of decimal scale area；
Distinguishing does not have graduation mark in the image of decimal scale area and the dark portion that presents of the highlights and graduation mark that present；
Judge dark portion whether about scale observation window central axes it is symmetrical.
5. liquid-transfering gun range adjusting method as claimed in claim 4, which is characterized in that described to judge dark portion whether about scale
The symmetrical step in the central axes of observation window includes the following steps:
The image of decimal scale area is divided with the big squares such as m × n, the side length of the square is greater than the width of graduation mark in image
Degree is less than twice of scale line width, and the columns of the square is greater than or equal to three column；
If square middle light area is more than threshold value, 0 record of the square；If square middle light area is equal to or less than threshold
Value, 1 record of the square；To convert the image of decimal scale area to the matrix A of the m row n being made of 0 and 1 column；
Find out matrix A and preset m * n matrixHadamard product, if A*B
Result be not zero matrix, show that dark portion is not on the central axes of scale observation window；If the product of A*B is null matrix,
On the central axes for showing dark portion displacement scale observation window.
6. liquid-transfering gun range adjusting method as described in claim 1, which is characterized in that further include before setting default range value
Following steps:
It is aligned the scale observation window of liquid-transfering gun with camera；
The position of fixed liquid-transfering gun；
The range turntable of liquid-transfering gun and liquid-transfering gun range regulating device are sequentially connected.
7. liquid-transfering gun range adjusting method as claimed in claim 6, which is characterized in that the range turntable and liquid-transfering gun range
It is interference fitted between regulating device.
8. a kind of liquid-transfering gun range regulating device, including the bracket for placing liquid-transfering gun, which is characterized in that set on the bracket
There are the camera for capturing liquid-transfering gun range value image and the driving part for driving range turntable；The driving part is set
It sets above bracket；The camera and driving part are electrically connected with main control module.
9. liquid-transfering gun range regulating device as claimed in claim 8, which is characterized in that the driving part includes by servo electricity
The grip sleeve of machine driving, the grip sleeve have coarse inner surface；The servo motor is electrically connected with main control module.
10. liquid-transfering gun range regulating device as claimed in claim 9, which is characterized in that the grip sleeve is rubber material,
The internal diameter of the grip sleeve is less than the diameter of range turntable.
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| CN201811131463.6A CN109225368B (en) | 2018-09-27 | 2018-09-27 | Method and device for adjusting range of liquid-transfering gun |
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| CN201811131463.6A CN109225368B (en) | 2018-09-27 | 2018-09-27 | Method and device for adjusting range of liquid-transfering gun |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110694706A (en) * | 2019-10-23 | 2020-01-17 | 临沂市人民医院 | Multifunctional liquid-transfering gun |
| CN110787851A (en) * | 2019-10-25 | 2020-02-14 | 浙江大学 | Multi-channel liquid drop quantitative measuring device and method based on pressure driving |
| CN113694984A (en) * | 2021-08-31 | 2021-11-26 | 李�远 | Liquid transfer gun rack |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101241018A (en) * | 2008-03-05 | 2008-08-13 | 曾浩文 | Indicating instrument full-automatic test method based on computer visual sense technology |
| CN101257629A (en) * | 2008-02-26 | 2008-09-03 | 吉林大学 | Encoding and decoding method of image sequence nondestructive compression based on interested area |
| CN201534091U (en) * | 2009-06-22 | 2010-07-28 | 吕志荣 | Electric liquid moving device with laterally-mounted battery structure |
| CN202021055U (en) * | 2011-03-30 | 2011-11-02 | 贾茗茗 | Novel sample injector |
| CN102506828A (en) * | 2011-07-29 | 2012-06-20 | 上海交通大学 | Geometric correction system of traffic accident scene map based on line features |
| CN103744045A (en) * | 2013-12-17 | 2014-04-23 | 中国电子科技集团公司第二十研究所 | Digital type universal meter automatic calibration system |
| CN203870243U (en) * | 2014-06-11 | 2014-10-08 | 国家电网公司 | Device for automatically detecting liquid crystal rotate display content of intelligent electric energy meter |
| CN104808165A (en) * | 2015-04-14 | 2015-07-29 | 云南省计量测试技术研究院 | Three-in-one electricity meter automatic calibrating system and method for achieving automatic calibration through same |
| CN205610941U (en) * | 2016-05-13 | 2016-09-28 | 北京全式金生物技术有限公司 | Liquid -transfering gun and contain its positioning system with indoor locate function |
-
2018
- 2018-09-27 CN CN201811131463.6A patent/CN109225368B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101257629A (en) * | 2008-02-26 | 2008-09-03 | 吉林大学 | Encoding and decoding method of image sequence nondestructive compression based on interested area |
| CN101241018A (en) * | 2008-03-05 | 2008-08-13 | 曾浩文 | Indicating instrument full-automatic test method based on computer visual sense technology |
| CN201534091U (en) * | 2009-06-22 | 2010-07-28 | 吕志荣 | Electric liquid moving device with laterally-mounted battery structure |
| CN202021055U (en) * | 2011-03-30 | 2011-11-02 | 贾茗茗 | Novel sample injector |
| CN102506828A (en) * | 2011-07-29 | 2012-06-20 | 上海交通大学 | Geometric correction system of traffic accident scene map based on line features |
| CN103744045A (en) * | 2013-12-17 | 2014-04-23 | 中国电子科技集团公司第二十研究所 | Digital type universal meter automatic calibration system |
| CN203870243U (en) * | 2014-06-11 | 2014-10-08 | 国家电网公司 | Device for automatically detecting liquid crystal rotate display content of intelligent electric energy meter |
| CN104808165A (en) * | 2015-04-14 | 2015-07-29 | 云南省计量测试技术研究院 | Three-in-one electricity meter automatic calibrating system and method for achieving automatic calibration through same |
| CN205610941U (en) * | 2016-05-13 | 2016-09-28 | 北京全式金生物技术有限公司 | Liquid -transfering gun and contain its positioning system with indoor locate function |
Non-Patent Citations (1)
| Title |
|---|
| 陆金铭: "《船舶动力装置安装工艺》", 30 September 2017, 东南大学出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110694706A (en) * | 2019-10-23 | 2020-01-17 | 临沂市人民医院 | Multifunctional liquid-transfering gun |
| CN110787851A (en) * | 2019-10-25 | 2020-02-14 | 浙江大学 | Multi-channel liquid drop quantitative measuring device and method based on pressure driving |
| CN113694984A (en) * | 2021-08-31 | 2021-11-26 | 李�远 | Liquid transfer gun rack |
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| CN109225368B (en) | 2021-01-01 |
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