CN206960465U - A kind of observation device for cohesive soil cracking development - Google Patents
A kind of observation device for cohesive soil cracking development Download PDFInfo
- Publication number
- CN206960465U CN206960465U CN201720574260.9U CN201720574260U CN206960465U CN 206960465 U CN206960465 U CN 206960465U CN 201720574260 U CN201720574260 U CN 201720574260U CN 206960465 U CN206960465 U CN 206960465U
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- quartz glass
- fixed
- placement table
- frame
- thermal
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Abstract
It the utility model is related to a kind of observation device for cohesive soil cracking development, include placement table, the unlimited square thermal-insulated frame in one top, two quartz glass test frame, it is fixed on the support column of four corners of placement table, two digital cameras, PLC, thermal-insulated frame is fixed on placement table desktop, two quartz glass experiment frames are simultaneously placed on the front and rear sides in thermal-insulated frame column distribution, two separate heating composite beds are fixed with the heat insulation bottom board of thermal-insulated frame, temperature sensor has been respectively embedded on two heating composite beds, the temperature sensor is electrically connected to PLC；An expansion link moving up and down is respectively sleeved on four support columns, quartz glass experiment frame is fixedly connected between two expansion links of homonymy；With a connecting rod is also respectively sleeved on two support columns of one end on placement table, connecting rod end is fixed with digital camera.The utility model effectively carries out the observation of cohesive soil cracking development, and convenient progress comparative experimental research.
Description
Technical field
The technical field of cohesive soil cracking is the utility model is related to, a kind of cohesive soil that is used for is specifically related to and is cracked what is developed
Observation device.
Background technology
The crack performance of cohesive soil is very common in nature, it to Geotechnical Engineering, environmental geotechnical, hydraulic engineering,
Agricultural and environmental project have a major impact.Many researchers have carried out substantial amounts of work around this problem, on cohesive soil
The origin cause of formation and the rule of development of temperature-caused shrinkage also carry out positive exploration, and morphological feature, mechanism to cohesive soil cracking
And the rule of development research neither one is practical and effective observation device.
The tradition research of cohesive soil cracking is that sticky soil sample is put into drying box to heat, and is taken after cracking occurs
Go out observation, it is impossible to intuitively observe the evolution of cracking, conventional efficient is low.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of observation device for cohesive soil cracking development, has
Effect carries out the observation of cohesive soil cracking evolution, and convenient to carry out comparative experimental research, observation effect is good.
In order to solve the above technical problems, the utility model provides following technical scheme：One kind is used for cohesive soil cracking development
Observation device, include placement table, also include a unlimited square thermal-insulated frame in top, two quartz glass experiment frames,
Vertical distribution it is fixed on the support column, two digital cameras, the PLC controls being fixed on placement table of four corners of placement table
Device processed, the thermal-insulated frame are fixed on placement table desktop, and two quartz glass experiment frames are simultaneously placed in thermal-insulated frame column distribution
Front and rear sides, be fixed with the heat insulation bottom board of the thermal-insulated frame two it is corresponding and mutual with two quartz glass experiment frame respectively
Independent heating composite bed, two heating composite beds on be respectively embedded into temperature sensor, the temperature sensor is electrically connected to
PLC；
An expansion link moving up and down, the quartzy glass are respectively sleeved on four support columns on the placement table
Glass experiment frame is fixedly connected between two expansion links of homonymy；With also distinguishing on two support columns of one end on the placement table
A connecting rod moving up and down is socketed with, the connecting rod end is fixed with digital camera.
On the basis of such scheme, the heating composite bed includes positioned at bilevel quartz glass plate, is fixed on two
Electrical heating wire between layer quartz glass plate, the electrical heating wire are electrically connected to PLC.
The side lateral wall of the quartz glass experiment frame is provided with by some horizontal lines and some vertical line square crossings
It is distributed the latticed dial formed.
On the basis of such scheme, the head end of the expansion link and the head end of connecting rod are respectively fixed with moving sleeve, institute
State moving sleeve socket on the support columns, two positioning sleeves corresponding with each moving sleeve are threaded with the support column
Cylinder, the moving sleeve are placed between two abutment sleeves.
The utility model has an advantageous effect in that compared with prior art：Observation device provided by the utility model, its
It can be used in thermal-insulated frame placing two quartz glass experiment frames simultaneously, the heating composite bed of two is independently of each other in its thermal-insulated frame
Frame heating is tested for respective quartz glass, for observing the cohesive soil cracking rule of development, and computer is connected with digital camera,
Realize that the whole of the overall process that is cracked to cohesive soil is photographed and regularly taken pictures, can effectively carry out cohesive soil cracking development demonstration, together
When be also convenient for carry out comparative experimental research.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model thermal-insulated frame lateral partial structurtes sectional view；
In figure marked as：1- placement tables, 2- thermal-insulated frames, 21- heat insulation bottom boards, 22- quartz glass plates, 23- electrical heating wires,
24- temperature sensors, 3- quartz glass experiment frame, 4- support columns, 5- expansion links, 6- connecting rods, 7- digital cameras, 8-PLC
Controller, 9- abutment sleeves.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
Understand referring to Figures 1 and 2, a kind of observation device for cohesive soil cracking development, include placement table 1, also wrap
Include 2, two quartz glass experiment frames 3 of a unlimited square thermal-insulated frame in top, be fixed on placement table 1 four to vertical distribution
4, two digital cameras 7 of support column of corner, the PLC 8 being fixed on placement table 1, the thermal-insulated frame 2 are fixed on
On the desktop of placement table 1, two quartz glass experiment frames 3 are simultaneously placed on the front and rear sides in thermal-insulated frame 2 column distribution.The stone
The side lateral wall of English glass experiment frame 3 is provided with the grid being made up of some horizontal lines and some vertical line square crossing distributions
Shape dial 31.
Two and phases corresponding with two quartz glass experiment frame 3 respectively are fixed with the heat insulation bottom board 21 of the thermal-insulated frame 2
Mutually independent heating composite bed, temperature sensor 24, the electricity of temperature sensor 24 have been respectively embedded on two heating composite beds
It is connected to PLC 8.Specifically；The heating composite bed includes positioned at bilevel quartz glass plate 22, is fixed on two
Electrical heating wire 23 between layer quartz glass plate 22, the electrical heating wire 23 are electrically connected to PLC 8.Electrical heating wire 23
Heating makes quartz glass plate 22 uniformly heat, and the quartz glass experiment frame 3 of top directly contacts with quartz glass plate 22, makes heating
Evenly, and heat from bottom to top, accelerate the change of cracking, save the time.
An expansion link 5 moving up and down is respectively sleeved on four support columns 4 on the placement table 1.Specifically：
The head end of the expansion link 5 is fixed with moving sleeve, and the moving sleeve is socketed on support column 4, screw thread on the support column 4
Two abutment sleeves 9 corresponding with each moving sleeve are connected with, the moving sleeve is placed between two abutment sleeves 9；Adjust
After having saved moving sleeve position, by screwing the abutment sleeve 9 i.e. achievable fixation to moving sleeve position.The quartz glass
Experiment frame 3 is fixedly connected between two expansion links 5 of homonymy；I.e. positioned at the quartz glass experiment frame 3 of the front side of thermal-insulated frame 2
It is fixed with two expansion links 5 positioned at the front side both ends of placement table 1 and is distributed with keep level, positioned at the one of the rear side of thermal-insulated frame 2
Individual quartz glass experiment frame 3 is fixed with two expansion links 5 positioned at the rear side both ends of placement table 1 to be distributed with keep level.
With being also respectively sleeved on a connecting rod 6 moving up and down on two support columns 4 of one end on the placement table 1,
The end of connecting rod 6 is fixed with digital camera 7.The head end of connecting rod 6 is fixed with moving sleeve, the moving sleeve socket
On the support columns, two abutment sleeves 9 corresponding with each moving sleeve, the movable sleeving are threaded with the support column
Cylinder is placed between two abutment sleeves 9；After regulating moving sleeve position, it be can be achieved by screwing abutment sleeve 9 to movement
The fixation of sleeve portion.
Apparatus for demonstrating provided by the utility model, its thermal-insulated frame 2 is interior to be can be used for placing two quartz glass experiment frames simultaneously
3, the heating composite bed of two is independently of one another respective quartz glass experiment frame 3 and heated in its thermal-insulated frame 2, viscous for observing
Property soil cracking destroy, and connect computer with digital camera 7, realize the whole photography to cohesive soil cracking process and timing bat
According to, can effectively carry out cohesive soil cracking evolution observation；It is also convenient for carrying out comparative experimental research simultaneously；Test simultaneously viscous
Property soil quartz glass test inframe, the thermal expansivity of quartz glass plate is minimum, and dial will not be because of heated and inaccurate, energy
The preferably situation of change from side inside cohesive soil, and the more convenient width and depth for reading cracking crack.
Claims (4)
1. a kind of observation device for cohesive soil cracking development, include placement table, it is characterised in that：Also include a top
The unlimited square thermal-insulated frame in portion, two quartz glass experiment frames, the support for being fixed on to vertical distribution four corners of placement table
Post, two digital cameras, the PLC being fixed on placement table, the thermal-insulated frame are fixed on placement table desktop, two
Quartz glass experiment frame is simultaneously placed on the front and rear sides in thermal-insulated frame column distribution, is fixed on the heat insulation bottom board of the thermal-insulated frame
There are two to test the corresponding and separate heating composite bed of frame with two quartz glass respectively, distinguish on two heating composite beds
Temperature sensor is embedded with, the temperature sensor is electrically connected to PLC；
An expansion link moving up and down is respectively sleeved on four support columns on the placement table, the quartz glass is real
Frame is tested to be fixedly connected between two expansion links of homonymy；With being also socketed respectively on two support columns of one end on the placement table
There is a connecting rod moving up and down, the connecting rod end is fixed with digital camera.
2. the observation device according to claim 1 for cohesive soil cracking development, it is characterised in that：The heating is compound
Layer is included positioned at bilevel quartz glass plate, the electrical heating wire being fixed between two layers of quartz glass plate, the electrical heating
Silk is electrically connected to PLC.
3. the observation device according to claim 1 for cohesive soil cracking development, it is characterised in that：The quartz glass
The side lateral wall of experiment frame is provided with the latticed scale being made up of some horizontal lines and some vertical line square crossing distributions
Disk.
4. the observation device according to claim 1 for cohesive soil cracking development, it is characterised in that：The expansion link
Head end and the head end of connecting rod are respectively fixed with moving sleeve, and the moving sleeve is socketed on the support columns, on the support column
Two abutment sleeves corresponding with each moving sleeve are threaded with, the moving sleeve is placed between two abutment sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720574260.9U CN206960465U (en) | 2017-05-23 | 2017-05-23 | A kind of observation device for cohesive soil cracking development |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720574260.9U CN206960465U (en) | 2017-05-23 | 2017-05-23 | A kind of observation device for cohesive soil cracking development |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206960465U true CN206960465U (en) | 2018-02-02 |
Family
ID=61375277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720574260.9U Expired - Fee Related CN206960465U (en) | 2017-05-23 | 2017-05-23 | A kind of observation device for cohesive soil cracking development |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206960465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112304743A (en) * | 2020-11-19 | 2021-02-02 | 绍兴文理学院 | Solid spherical shell cracking simulation test device |
-
2017
- 2017-05-23 CN CN201720574260.9U patent/CN206960465U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112304743A (en) * | 2020-11-19 | 2021-02-02 | 绍兴文理学院 | Solid spherical shell cracking simulation test device |
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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: 20180202 Termination date: 20180523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |