CN206862828U - A kind of Graded Density instrument for changing background color - Google Patents
A kind of Graded Density instrument for changing background color Download PDFInfo
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- CN206862828U CN206862828U CN201720216264.XU CN201720216264U CN206862828U CN 206862828 U CN206862828 U CN 206862828U CN 201720216264 U CN201720216264 U CN 201720216264U CN 206862828 U CN206862828 U CN 206862828U
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- density gradient
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- water tank
- gradient column
- density
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Abstract
A kind of Graded Density instrument for changing background color, including density gradient column water tank, density gradient column, displacement transducer, control system, longitudinal moving mechanism, adjustable focal length camera, background exchange and roll roller mechanism and background exchange cloth.The Graded Density instrument can pass through moving displacement sensor in a lateral direction, adjustable focal length camera is moved in a longitudinal direction obtains sample position, exchange that cloth makes density gradient liquid and background liquid shows different colours and obtains more visible image in combination with color LED and background can be changed, control system is made to get the displacement of adjustable focal length camera in a longitudinal direction now by displacement transducer, so as to, testing crew is that position of the sample in gradient liquid can be obtained by the displacement, further according to sample density value and the corresponding relation of sample position in gradient liquid, inquiry obtains the density value of sample.The utility model measuring accuracy is high, simple to operate, has preferable observing effect.
Description
Technical field
A kind of Graded Density instrument is the utility model is related to, more particularly to a kind of Graded Density instrument for changing background color.
Background technology
At present, in test sample, the levitation position if necessary to observation monitoring sample testing process becomes Graded Density instrument
Change situation and final stop place, the method for typically taking most original：Pass through Graded Density instrument glass wall pair by human eye
The position observation of suspension test sample confirms in density gradient liquid.Because specimen size is smaller, sample color is generally with density level bands
It is close to spend liquid ambient background color, thus can not clearly distinguish gradient liquid and background color, observing effect is bad, so as to lead
Cause is difficult to find and observe sample.In addition, the specimen suspension positional value deviation that this method monitors is big, scope fluctuation is big.
When thus carrying out material sample density performance test experiments, it is difficult to clearly, accurately and efficiently observe determination sample
Levitation position, therefore it is difficult to the density values of read test sample, the various correlations such as physical property, material processing characteristics to resin
Performance carries out further accurate characterization and causes difficulty, it is impossible to accurately instructs scientific research and development and production.
Utility model content
According to above the deficiencies in the prior art, the technical problems to be solved in the utility model is：The back of the body can be changed by providing one kind
The Graded Density instrument of scape color.
Solves above-mentioned technical problem, the technical solution adopted in the utility model is as follows：
A kind of Graded Density instrument for changing background color, provided with for hold isothermal liquid density gradient column water tank and
For holding the density gradient column of density gradient liquid, the side wall of the density gradient column water tank is provided with transparent sight hole, described
Density gradient column is fixed on the density gradient column water tank and is immersed in the isothermal liquid, it is characterised in that：Described
Graded Density instrument is additionally provided with displacement transducer, control system, longitudinal moving mechanism, adjustable focal length camera, background and exchanges rolling
Roller mechanism and the background exchange cloth provided with multiple color colour band.Be additionally provided with the side wall of the density gradient column water tank with it is described
The parallel relative transparent cabinet wall of bright observation window；The density gradient column water tank is provided with the sliding groove extended in transverse direction, described
Displacement transducer is slidably mounted in the sliding groove.The adjustable focal length camera is pacified by the longitudinal moving mechanism
On institute's displacement sensors, wherein, the longitudinal moving mechanism can drive the adjustable focal length camera along longitudinal direction side
To movement, the density gradient column being fixed on density gradient column water tank be axially perpendicular to the horizontal direction, parallel to
The longitudinal direction, institute's displacement sensors are able to detect that the displacement of the adjustable focal length camera in a longitudinal direction, institute
Adjustable focal length camera is stated to set with the photography direction of the vertically transparent sight hole.The background exchange cloth passes through described
Background, which exchanges, rolls roller mechanism on the density gradient column water tank, and the background, which exchanges rolling roller mechanism, can drive institute
State background and exchange cloth movement so that the colour band of the background exchange cloth respective color, which is moved to, is fitted in the transparent cabinet wall outer wall
Position on face.The control system passes with the control terminal and output end of the adjustable focal length camera and the displacement respectively
The output end electrical connection of sensor.Color on cloth is exchanged by changing background, so as to change the background face that sample detection needs
Color.Real Time Observation is carried out in this way, can be measured by adjustable focal length image position indicator sample density.
Further, the longitudinal moving mechanism is made up of sliding bar and bolt.Displacement transducer is provided with its axial direction
The installation through-hole arranged along the longitudinal direction and the screwed hole for connecting the installation through-hole, sliding bar can be slidably mounted at displacement transducer
Installation through-hole in, bolt engages with the screwed hole of displacement transducer and can compress locking sliding bar.Displacement transducer
Sliding bar displacement in a longitudinal direction is detected, to obtain the displacement in a longitudinal direction of adjustable focal length camera and pass data
It is defeated into control system.
Further, each colour band of the background exchange cloth is arranged along the longitudinal direction, and the background, which exchanges, to be rolled
Roller mechanism is arranged on the top of the density gradient column water tank, and the background exchanges cloth and connects the background exchange rolling roller mechanism
And positioned at the outer fix of the transparent cabinet wall, the background, which exchanges rolling roller mechanism, can drive the background to exchange cloth along institute
Longitudinal direction movement is stated, the transparent cabinet wall is fitted in enable the colour band of the background exchange cloth respective color to be moved to
Position in outside wall surface, so as to form strong aberration as background color and sample color.
Further, the wainscot of the density gradient column water tank and lower wall panels are provided with multiple LEDs for changing color,
The control terminal of control system and each LED is electrically connected.The LED for changing color above and below same density gradient column is shown
Same color, the LED for changing color above and below different densities gradient column can show different colours.It can be changed by changing
The coloured light that the LED illumination of color comes out can make the density gradient liquid in density gradient column show different colors, selection and
During the larger color of sample color aberration, sample can be clearly observed.
Further, described Graded Density instrument is additionally provided with constant temperature bath of liquid device, the inlet and outlet of constant temperature bath of liquid device
Density gradient column water tank is connected by woven hose respectively, constant temperature bath of liquid device, which can extract, is contained in the density gradient column water tank
In isothermal liquid and the isothermal liquid being drawn into is heated to defeated after preset temperature return in density gradient column water tank.It is final real
Constant temperature now is carried out to the liquid in density gradient column.
Preferably, the density gradient column water tank is sealed clothes closet, and the top of the sealed clothes closet is provided with manhole
With density gradient tube fixer, the pipe shaft of density gradient column stretches into inside, the mouth of pipe of density gradient column water tank by manhole
It is fixed on by density gradient tube fixer on density gradient column water tank.Density gradient column is fixed on density gradient column water tank vertically
It is interior, facilitate the position observation of adjustable focal length image position indicator and the measurement to sample.
Preferably, the transparent sight hole and transparent cabinet wall are made up of the lucite with high-transparency and high-strength.
Preferably, the sliding bar is a round bar.
Preferably, the background exchanges rolling roller mechanism and uses existing structure, such as hand curtain mechanism.
The beneficial effects of the utility model are：
Graded Density instrument of the present utility model can be immersed in ladder by background exchange cloth with the LED that can change color
Sample provides the big aberration background color be easy to observe and shot in degree liquid so that adjustable focal length camera can clearly be shot
To sample, then by moving displacement sensor in a lateral direction, move adjustable focal length camera in a longitudinal direction, with reference to can
Focalize the image that camera captured in real-time arrives so that the photo centre of adjustable focal length camera can accurately fall in sample
On centroid position, control system is made to get adjustable focal length camera now in a longitudinal direction by displacement transducer
Displacement, so as to which, testing crew is that position of the sample in gradient liquid can be obtained by the displacement, further according to sample density value with
The corresponding relation of sample position in gradient liquid, inquiry obtain the density value of sample.
To sum up, the utility model is by changing density level bands instrument background color and changing Jiao of adjustable focal length image position indicator
It is simple to operate away from clearly being tested picture, distinguish clear, precision is high, can real-time monitored sample suspended in density fluid
The advantages of position, significantly improve work quality and efficiency.
Brief description of the drawings
Fig. 1 is the rearview of the utility model specific embodiment；
Fig. 2 is the front view of the utility model specific embodiment；
Fig. 3 is the top view of the utility model specific embodiment；
Fig. 4 is the schematic diagram that background exchanges cloth in Fig. 1.
In figure：1- density gradient column water tanks；2- transparent sight holes；3- woven hoses；4- constant temperature bath of liquid devices；5- density gradients
Pipe；6- sliding bar sliding bars；7- displacement transducers；8- sliding grooves；9- control systems；10- longitudinal moving mechanisms；11- adjustable focus
Away from camera；12- density gradient column locators；13- bolts；14- circular ports；15- backgrounds, which exchange, rolls roller mechanism；16-
Background exchanges cloth；17- transparent cabinet walls；20- wainscots；21- lower wall panels；22- can change color LED；151- backgrounds exchange rolling
Dynamic roller；152- rotating discs；153- handles.
Embodiment
The utility model is further described with reference to embodiment.
As shown in Figure 1 to Figure 4, the utility model can real-time monitored sample testing levitation position Graded Density instrument, including for containing
The density gradient column water tank 1 of isothermal liquid and the density gradient column 5 for holding density gradient liquid are put, density gradient column 5 is fixed
On the density gradient column water tank 1 and it is immersed in isothermal liquid, Graded Density instrument of the present utility model is additionally provided with displacement biography
11, two sensor 7, control system 9, some woven hoses 3, longitudinal moving mechanism 10, adjustable focal length camera backgrounds are exchanged and rolled
Roller mechanism 15 and the background exchange cloth 16 provided with multiple color colour band.
Parallel relative transparent sight hole 2 and transparent cabinet wall 17, transparent observation are additionally provided with the two side of gradient column water tank 1
Window upper end is provided with the sliding groove 8 extended in transverse direction, and displacement transducer 7 is slidably mounted in the sliding groove 8, adjustable
Focal length camera 11 is arranged on displacement transducer 7 by longitudinal moving mechanism 10, wherein, longitudinal moving mechanism 10 can drive
The adjustable focal length camera 11 moves along the longitudinal direction.The axial direction for the density gradient column 5 being fixed on density gradient column water tank 1
Perpendicular to horizontal direction, parallel to longitudinal direction, displacement transducer 7 is able to detect that adjustable focal length camera 11 in longitudinal direction
On displacement, adjustable focal length camera 11 sets with the photography direction of vertically transparent sight hole 2.Background exchanges cloth 16 and passed through
Background, which exchanges, rolls roller mechanism 15 on density gradient column water tank 1, and background, which exchanges rolling roller mechanism 15, can drive background
Exchange cloth 16 to move so that the colour band that background exchanges the respective color of cloth 16 is moved to the position being fitted in the outside wall surface of transparent cabinet wall 17
Put；Control system 9 is electric with the control terminal and output end of adjustable focal length camera 11 and the output end of displacement transducer 7 respectively
Connection.Real Time Observation is carried out in this way, can be measured by adjustable focal length image photographic device 11 sample density.
Longitudinal moving mechanism 10 is made up of sliding bar 6 and bolt 13.Displacement transducer 7 is provided with axially along the longitudinal direction
The installation through-hole of arrangement and the screwed hole for connecting the installation through-hole, the installation that sliding bar 6 can be slidably mounted at displacement transducer 7 are led to
Kong Zhong, bolt 13 engage with the screwed hole of displacement transducer 7 and can compress locking sliding bar 6.Displacement transducer 7 detects
The displacement of sliding bar 6 in a longitudinal direction, to obtain the displacement of adjustable focal length camera 11 in a longitudinal direction.
Background, which exchanges, rolls the top that roller mechanism 15 is arranged on density gradient column water tank 1, including two backgrounds are exchanged and rolled
Roller 151, a background exchange rolling roller 151 is parallel located at the top of density gradient column water tank 1 and immediately ahead of transparent cabinet wall 17,
Another background exchanges rolling roller 151 and is located at the bottom of density gradient column water tank 1, and with the back of the body positioned at the top of 5 water tank of density gradient column 1
It is concordant that scape exchanges rolling roller 151.Background exchanges rolling roller mechanism 15 one end and is additionally provided with rotating disc 152 and handle 153, and middle part is provided with
Chuck, cloth 16 is exchanged for fixed background.Background exchanges the fitting of cloth 16 and the outside of transparent cabinet wall 17.Rolled in addition, background exchanges
Roller mechanism 15 can be also individually attached on the top of density gradient column water tank 1.
Background exchange cloth 16 exchanges rolling roller mechanism 15 with background and connects and fit in the outer fix of transparent cabinet wall 17.The back of the body
Scape exchanges 16 each colour band of cloth and arranged along the longitudinal direction, and background, which exchanges, to be rolled roller mechanism 15 background can be driven to exchange cloth 16 along vertical
Move to direction, be fitted in enabling the colour band of the background exchange respective color of cloth 16 to be moved in the outside wall surface of transparent cabinet wall 17
Position.
The wainscot 20 and lower wall panels 21 of density gradient column water tank 1 are provided with multiple LEDs 22 for changing color, wherein,
Same density gradient column about 5 change color LED 22 show same color, different densities gradient column about 5 can
Different colours can be shown by changing the LED 22 of color.The control terminal of control system 9 and each LED 22 is electrically connected.
Graded Density instrument is additionally provided with constant temperature bath of liquid device 4.The inlet and outlet of constant temperature bath of liquid device 4 passes through woven hose respectively
3 connection density gradient column water tanks 1, constant temperature bath of liquid device 4 can extract the isothermal liquid being contained in density gradient column water tank 1 simultaneously
The isothermal liquid being drawn into is heated to defeated after preset temperature return in density gradient column water tank 1.So as to density gradient column water
Liquid in case 1 carries out constant temperature.
The density gradient column water tank 1 is sealed clothes closet, and the top of the sealed clothes closet is provided with manhole 14 and close
Gradient tube fixer 12 is spent, the pipe shaft of the density gradient column 5 stretches into the density gradient column water by the manhole 14
The inside of case 1, the mouth of pipe are fixed on the density gradient column water tank 1 by the density gradient tube fixer 12.Determination sample
Before density, in density gradient liquid that the sample prepared is slowly put into density gradient column 5 and constant temperature bath of liquid device 4 will be opened,
Constant temperature is carried out to density gradient liquid.After sample is stable, in a lateral direction moving displacement sensor 7, in longitudinal direction
Upper mobile adjustable focal length camera 11 makes sample fall into preferable observation area, and testing crew drives background by rotational handle 153
The colour band color for exchanging the rolling changing background exchange face sample of cloth 16 of rolling roller 151 carries out selecting color, while opens and background face
What form and aspect adapted to changes color LED, until background color forms larger aberration with sample color, is easy to observe and is shot for
Only.At the same time, the image arrived with reference to the captured in real-time of adjustable focal length camera 11 so that in the photography of adjustable focal length camera 11
The heart falls that it is immersed on the centroid position in the gradient liquid being contained in density gradient column 5 in sample, makes control system 9 logical
Cross displacement transducer 7 and get adjustable focal length camera 11, now displacement in a longitudinal direction, so as to which testing crew can
Position of the sample in gradient liquid is enough obtained by the displacement, inquiry be stored in position height value in the system of controller 9 and
Inquiry obtains the density value of sample in density value corresponding relation.
Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
In addition, sliding bar is not limited to round bar, can also be have can fixedly adjustable focal length image position indicator and can on move down
Dynamic chain structure.The density gradient column water tank also can realize the perseverance to being contained in it by integrated constant temperature heating device
Geothermal liquid carries out constant temperature insulation.
Claims (6)
- A kind of 1. Graded Density instrument for changing background color, provided with the density gradient column water tank (1) for holding isothermal liquid With the density gradient column (5) for holding density gradient liquid, the side wall of the density gradient column water tank (1) is provided with transparent observation Window (2), the density gradient column (5) are fixed on the density gradient column water tank (1) and are immersed in the isothermal liquid, its It is characterised by：Described Graded Density instrument be additionally provided with displacement transducer (7), control system (9), longitudinal moving mechanism (10), can Camera (11), the background of focalizing, which exchange, rolls roller mechanism (15) and the background exchange cloth (16) provided with multiple color colour band；Institute State and relative transparent cabinet wall (17) parallel with the transparent sight hole (2) is additionally provided with the side wall of density gradient column water tank (1)；Institute State density gradient column water tank (1) and be provided with the sliding groove (8) extended in transverse direction, institute's displacement sensors (7) are slidably pacified In the sliding groove (8), the adjustable focal length camera (11) is arranged on described by the longitudinal moving mechanism (10) On displacement transducer (7), wherein, the longitudinal moving mechanism (10) can drive the adjustable focal length camera (11) along longitudinal direction Direction is moved, and the density gradient column (5) being fixed on density gradient column water tank (1) is axially perpendicular to the transverse direction side To, parallel to the longitudinal direction, institute's displacement sensors (7) are able to detect that the adjustable focal length camera (11) in longitudinal direction Displacement on direction, the adjustable focal length camera (11) are set with the photography direction of the vertically transparent sight hole (2)； The background exchanges cloth (16) and is arranged on the density gradient column water tank (1) by background exchange rolling roller mechanism (15) On, the background, which exchanges rolling roller mechanism (15), can drive the background to exchange cloth (16) movement so that the background exchanges The colour band of cloth (16) respective color is moved to the position being fitted in transparent cabinet wall (17) outside wall surface；The control system (9) control terminal and output end and the output end of institute's displacement sensors (7) with the adjustable focal length camera (11) respectively Electrical connection.
- 2. Graded Density instrument according to claim 1, it is characterised in that：Described longitudinal moving mechanism (10) is by sliding bar (6) formed with bolt (13)；Institute's displacement sensors (7) be provided with axially along the longitudinal direction arrangement installation through-hole and The screwed hole of the installation through-hole is connected, the sliding bar (6) can be slidably mounted at the installation through-hole of institute's displacement sensors (7) In, the bolt (13) is engaged with the screwed hole of displacement transducer (7) and can compress the locking sliding bar (6)；Institute Displacement sensors (7) detect the displacement of the sliding bar (6) in a longitudinal direction, to obtain the adjustable focal length camera (11) displacement in a longitudinal direction.
- 3. Graded Density instrument according to claim 1, it is characterised in that：The background exchanges each colour band edge of cloth (16) The longitudinal direction arrangement, the background, which exchanges, rolls the top that roller mechanism (15) is arranged on the density gradient column water tank (1), The background exchanges cloth (16) and connects the background exchange rolling roller mechanism (15) and positioned at the outside of the transparent cabinet wall (17) Position, the background, which exchanges rolling roller mechanism (15), can drive the background exchange cloth (16) to be moved along the longitudinal direction, Transparent cabinet wall (17) outside wall surface is fitted in enable the colour band of described background exchange cloth (16) respective color to be moved to On position.
- 4. the Graded Density instrument according to claims 1 to 3 any one, it is characterised in that：The density gradient column water tank (1) wainscot (20) and lower wall panels (21) is provided with multiple LEDs (22) for changing color, the control system (9) with it is each The control terminal electrical connection of individual LED (22).
- 5. Graded Density instrument according to claim 1 or 2, it is characterised in that：Described Graded Density instrument is additionally provided with constant temperature Bath of liquid device (4)；The inlet and outlet of the constant temperature bath of liquid device (4) connects the density gradient by woven hose (3) respectively Pipe water tank (1), the constant temperature bath of liquid device (4) can extract the isothermal liquid being contained in the density gradient column water tank (1) And the isothermal liquid being drawn into is heated to defeated after preset temperature return in the density gradient column water tank (1).
- 6. Graded Density instrument according to claim 1 or 2, it is characterized in that：The density gradient column water tank (1) is sealed Clothes closet, the top of the sealed clothes closet are provided with manhole (14) and density gradient tube fixer (12), the density gradient column (5) pipe shaft stretches into the inside of the density gradient column water tank (1) by the manhole (14), and the mouth of pipe passes through the density Gradient tube fixer (12) is fixed on the density gradient column water tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720216264.XU CN206862828U (en) | 2017-03-07 | 2017-03-07 | A kind of Graded Density instrument for changing background color |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720216264.XU CN206862828U (en) | 2017-03-07 | 2017-03-07 | A kind of Graded Density instrument for changing background color |
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| CN206862828U true CN206862828U (en) | 2018-01-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111586376A (en) * | 2020-05-27 | 2020-08-25 | 上海明略人工智能(集团)有限公司 | Shooting method, device and equipment |
-
2017
- 2017-03-07 CN CN201720216264.XU patent/CN206862828U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111586376A (en) * | 2020-05-27 | 2020-08-25 | 上海明略人工智能(集团)有限公司 | Shooting method, device and equipment |
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