CN208762186U - A kind of a large amount of air free water quick preparation devices of geotechnical model test - Google Patents
A kind of a large amount of air free water quick preparation devices of geotechnical model test Download PDFInfo
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- CN208762186U CN208762186U CN201821214100.4U CN201821214100U CN208762186U CN 208762186 U CN208762186 U CN 208762186U CN 201821214100 U CN201821214100 U CN 201821214100U CN 208762186 U CN208762186 U CN 208762186U
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- free water
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Abstract
The utility model discloses a kind of a large amount of air free water quick preparation devices of geotechnical model test, which includes air free water preparation main body and vacuumized part；Air free water preparation main body includes that air free water prepares tank body, heated base, the top cover with stirring；Vacuumized part includes vacuumizing transferring device and the vacuum pump with vacuum pressure control valve；The utility model is during heating stirred water in air free water preparation tank body using blender, be conducive to be evenly heated water and water in gas be quickly discharged, continue to stir after the cessation of the heating, improve the cooling efficiency of water body；It vacuumizes transferring device and provides stable subnormal ambient into air free water preparation tank body and prevent air from entering air free water and prepare tank body；The utility model passes through heated base, blender and the vacuum pump synergistic effect with vacuum pressure control valve, carries out the stirring and heating under condition of negative pressure to water in air free water preparation tank body, effectively realizes efficient, the quick preparation of big scale of construction air free water.
Description
Technical field
The utility model relates to the indoor geotechnical model test technical field of geotechnical engineering more particularly to a kind of geotechnical models
Test a large amount of air free water quick preparation devices.
Background technique
Indoor geotechnical model test is according to prototype geotechnical engineering according to centainly than the test that carries out on the model of ruler design,
A kind of important research means in geotechnical engineering field, be mainly used for examining all kinds of theoretical analysis and numerical methods as a result,
And instruct the design and construction of Practical Project.
Current a large amount of indoor geotechnical model test is related to problem of groundwater, it is considered that the level of ground water soil body below is
Saturation, should theoretically saturated process be carried out to the test soil body below of level of ground water in indoor geotechnical model test.
Existing research shows that the saturability of the soil body is to experimental test knot in the relevant indoor geotechnical model test of saturated soil
Fruit has great influence, when there are gas when bubble, especially around pore water pressure sensor in the following soil body of level of ground water
Bubble will directly affect the accuracy of pore water pressure sensor reading.In fact, the soil to be saturated into geotechnical model test case
Body is passed through air free water and is saturated, and the test soil body can directly be improved by being on the one hand passed through air free water to the indoor geotechnical model test soil body
Saturation degree, avoid influence of the natural underwater bubble to pore water pressure sensor test result；Another aspect air free water has
Preferable gaseous solubility can effectively be kept away when air free water is by that can take away the micro-bubble in the soil body when hole between soil particle
It is excused from an examination to test in the soil body and the phenomenon that water packet gas occurs.It can be seen that can using the method that air free water is saturated the test soil body
The saturation efficiency for significantly improving the test soil body also can farthest improve the saturation degree of the test soil body.
However, since existing geotechnological (cell cube) test air free water preparation amount is generally a few liter~more than ten liter, Wu Faman
The big scale of construction (several decaliters~thousands of needed for sufficient geotechnical model test (such as centrifuge or the test of normal Gravity Models) soil body saturation
Rise) supply continuously and healthily of air free water, still cannot achieve carried out by the soil body of the air free water to indoor geotechnical model test it is abundant
Saturation.Therefore, the efficient preparation facilities of a large amount of air free waters needed for research and development are suitable for geotechnical model test saturation is needed.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of a large amount of air free waters of geotechnical model test
Quick preparation device.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of a large amount of air free waters of geotechnical model test
Quick preparation device, including air free water preparation main body and vacuumized part；The air free water preparation main body includes air free water preparation
Tank body, heated base, the top cover with stirring；The air free water prepares tank body and is placed on heated base；The top cover of the band stirring
It is placed in air free water to prepare above tank body, be connected by seal with elastometic washer；The top cover of band stirring be equipped with blender, motor,
Water inlet/air valve and outlet valve；The air free water preparation tank base is equipped with flowing water Valve；The air free water preparation tank
Body, heated base and the top cover with stirring are closely connected by pull rod；
The vacuumized part includes vacuumizing transferring device and the vacuum pump with vacuum pressure control valve；It is described to vacuumize
Transferring device includes plexiglass cylinder, organic glass pedestal, air inlet/inlet valve, vacuum table, nut cap, vacuum-pumping valve, ventilation
Mouthful；The plexiglass cylinder is connect by elastic tape with cap sealed；The bottom of the plexiglass cylinder and organic glass
Pedestal connection, organic glass pedestal are equipped with air inlet/inlet valve and vacuum table；Air inlet/inlet valve is stirred by tracheae connecting band
Top cover outlet valve；There is blow vent in the nut cap and be provided with vacuum-pumping valve, vacuum pump is connected by blow vent.
Further, it is stainless steel material that the air free water, which prepares tank body, the top cover with stirring and pull rod,；The air free water
The scale of construction for preparing volume air free water according to needed for geotechnical model test of tank body determines；The blender and motor use high temperature resistant
Corrosion-resistant material.
Further, the air free water prepares tank body and is fixedly connected with heated base use；Using four pull rods, four drawings
Heated base is fixed in bar one end, and the other end is each passed through the bolt hole of four corner points of top cover with stirring, and passes through bolt
Symmetrically installation is fixed.
Further, the top cover and blender, motor of the band stirring are to be tightly connected；The blade of the blender is installed
It is prepared at tank body height in 1/2 air free water.
Further, prepared by the air free water is equipped with thermometer at the 1/2 tank body height of outer wall of tank body, for reading heating
With the temperature of tank body in cooling procedure (water).
Compared with prior art, the utility model has the beneficial effects that
1, water in air free water preparation tank body heat until boiling, due to water using heated base in the utility model
The solubility of Wen Yuegao gas is lower, while water body acutely disturbs in air free water preparation tank body after boiling, the gas being dissolved in water
Body can be excluded effectively.Therefore, to water heating in air free water preparation tank body until boiling is beneficial to the quick row of gas in water
Out, the preparation efficiency of air free water is effectively improved；
2, the blade of blender is set to 1/2 air free water and prepares at tank body height in the utility model, prepares in air free water
Water in air free water preparation tank body is carried out in the process to continue stirring, (1) is had the advantages that during heating, to air free water
Water is stirred in preparation tank body, is conducive to the water thermally equivalent of the big scale of construction in air free water preparation tank body, and keep from heat unevenness
Harm, and improve heating efficiency；(2) after the cessation of the heating, water in air free water preparation tank body is continued to stir, on the one hand to no gas
Water body is disturbed in water preparation tank body, is facilitated the lasting discharge of gas in water, is on the other hand conducive to air free water preparation tank
Internal water body Homogeneouslly-radiating, improves the cooling efficiency of water body to a certain extent.
3, use the vacuum pump with vacuum pressure control valve in air free water preparation process to air free water in the utility model
It prepares tank body persistently to be vacuumized, has the advantages that (1) during heating, water in air free water preparation tank body is carried out
It vacuumizes, on the one hand, subnormal ambient is conducive to the discharge of gas in water in air free water preparation tank body；On the other hand, condition of negative pressure
The water energy heated in lower air free water preparation tank body reaches fast boiling, improves the preparation efficiency of air free water；(2) after the cessation of the heating,
Water in air free water preparation tank body is continued to vacuumize so that in air free water preparation tank body in water gas lasting discharge, avoid cooling down
Air is redissolved in air free water preparation tank body in water and vacuumizes the nothing in transferring device plexiglass cylinder in the process
Air water blows back into air free water preparation tank body, while vacuumizing and taking away superheated vapor, improves the preparation efficiency and water body of air free water
Cooling efficiency.
4, heated base, blender and the vacuum pump synergistic effect with vacuum pressure control valve in the utility model, to nothing
Water carries out the stirring and heating under condition of negative pressure in air water preparation tank body, effectively realizes the efficient, quick of big scale of construction air free water
Preparation, the air free water for preparing a few liter~more than ten liter compared with traditional geotechnological (cell cube) test need more than for 24 hours, have significant excellent
Gesture.
5, air free water prepares and is equipped with thermometer at the 1/2 tank body height of outer wall of tank body in the utility model, not only can be in nothing
The temperature of water in air free water preparation tank body is measured in air water preparation process, moreover it can be used to which high temperature early warning avoids experimenter's high temperature
It burns.
6, transferring device is vacuumized in the utility model to be helped to provide stable negative pressure ring into air free water preparation tank body
Border simultaneously prevents from air from entering air free water preparing tank body, meanwhile, the superheated vapor after avoiding heating is directly entered and damages vacuum pressure
Force control valve and vacuum pump to a certain extent play a protective role to vacuum pressure control valve and vacuum pump.
7, the air free water in the utility model prepare the volume of tank body, the power of heated base, blender blade dimensions,
The preparation of the power of the power of motor, the size for vacuumizing transferring device and vacuum pump air free water according to needed for geotechnical model test
Amount and preparation speed determine there is versatility, and device is succinct, is easily achieved.
Detailed description of the invention
Fig. 1 is a large amount of air free water quick preparation device schematic diagrames of the utility model geotechnical model test；
Fig. 2 (a) is the top cover schematic diagram of belt stirrer；
Fig. 2 (b) is the capping top view with stirring；
Fig. 3 (a) is the decomposition diagram for vacuumizing transferring device；
Fig. 3 (b) is the front view for vacuumizing transferring device；
Fig. 3 (c) is the top view for vacuumizing transferring device；
In figure: air free water preparation main body 1, air free water prepare tank body 1-1, heated base 1-2, the top cover 1-3 with stirring, stir
It mixes device 1-4, motor 1-5, water inlet/air valve 1-6, outlet valve 1-7, flowing water Valve 1-8, pull rod 1-9, tracheae 1-10, take out very
Aerial rotary device 2, plexiglass cylinder 2-1, organic glass pedestal 2-2, air inlet/inlet valve 2-3, vacuum table 2-4, nut cap 2-5,
Vacuum-pumping valve 2-6, blow vent 2-7.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, a large amount of air free water quick preparation devices of a kind of geotechnical model test provided by the utility model, including
Air free water prepares main body 1 and vacuumized part；The air free water preparation main body 1 includes that air free water prepares tank body 1-1, heated base
1-2, the top cover 1-3 with stirring；The air free water prepares tank body 1-1 and is placed on heated base 1-2；The top cover 1- of the band stirring
3, which are placed in air free water, prepares above tank body 1-1, is connected by seal with elastometic washer；The top cover 1-3 of the band stirring is equipped with blender
1-4, motor 1-5, water inlet/air valve 1-6 and outlet valve 1-7；The air free water prepares the bottom tank body 1-1 and is equipped with outlet valve
Door 1-8；The air free water prepares tank body 1-1, heated base 1-2 and the top cover 1-3 with stirring is closely connected by pull rod 1-9；
Shown in specific structure such as Fig. 2 (a), Fig. 2 (b) of top cover 1-3 with stirring.
The vacuumized part includes vacuumizing transferring device 2 and the vacuum pump with vacuum pressure control valve；It is described to take out very
Aerial rotary device 2 includes plexiglass cylinder 2-1, organic glass pedestal 2-2, air inlet/inlet valve 2-3, vacuum table 2-4, nut cap
2-5, vacuum-pumping valve 2-6, blow vent 2-7；The plexiglass cylinder 2-1 is tightly connected by elastic tape and nut cap 2-5；Institute
The bottom for stating plexiglass cylinder 2-1 is connect with organic glass pedestal 2-2, and organic glass pedestal 2-2 is equipped with air inlet/inlet valve
2-3 and vacuum table 2-4；The outlet valve 1-7 for the top cover 1-3 that air inlet/inlet valve 2-3 is stirred by tracheae 1-10 connecting band；Institute
Stating on nut cap 2-5 has blow vent 2-7 and is provided with vacuum-pumping valve 2-6, passes through blow vent 2-7 connection vacuum pump；In vacuum
Shown in the specific structure of rotary device 2 such as Fig. 3 (a)-Fig. 3 (c).
Further, it is stainless steel material that the air free water, which prepares tank body 1-1, the top cover 1-3 with stirring and pull rod 1-9,；
The scale of construction that the air free water prepares volume air free water according to needed for geotechnical model test of tank body 1-1 determines.
Further, the air free water prepares tank body 1-1 and is fixedly connected with heated base 1-2 use；Using four pull rods
Heated base 1-2 is fixed in 1-9, four one end pull rod 1-9, and the other end is each passed through tetra- corner points of top cover 1-3 with stirring
Bolt hole, and fixation is symmetrically installed by bolt.
Further, the top cover 1-3 and blender 1-4, motor 1-5 of the band stirring are to be tightly connected；The blender
The blade of 1-4 is installed on 1/2 air free water and prepares at tank body 1-1 height；The blender 1-4 and motor 1-5 is resistance to using high temperature resistant
Corrode material.
Further, prepared by the air free water is equipped with thermometer at the 1/2 tank body height of outer wall of tank body 1-1, for reading
The temperature of tank body (water) in heating and cooling procedure.
It carries out a large amount of air free waters using utility model device quickly to prepare, a kind of specific preparation step is as follows, but not
It is limited to this:
(1) after pull rod 1-9 to be passed through to the bolt hole on tetra- angle points of top cover 1-3 with stirring, the top cover 1-3 with stirring
The air free water being horizontally fixed on heated base 1-2 prepares the top of tank body 1-1, by top cover 1-3 and air free water with stirring
Tank body 1-1 sealed connection is prepared, and air free water is prepared into tank body 1-1, heated base 1-2 by tightening the bolt on pull rod 1-9
It is closely connected with the top cover 1-3 with stirring；
(2) water inlet/air valve 1-6 and outlet valve 1-7 is opened, flowing water Valve 1-8 is closed, passes through water inlet/air valve 1-6
It prepares in tank body 1-1 and fills the water to air free water；After the completion of filling the water, water inlet/air valve 1-6 is closed；
(3) the outlet valve 1-7 at 1 top of main body is prepared by tracheae 1-10 connection air free water and vacuumizes transferring device 2
The air inlet of bottom/inlet valve 2-3, then will vacuumize the blow vent 2-7 at the top of transferring device 2 with the true of vacuum pressure control valve
Sky pump connection；After injecting air free water in plexiglass cylinder 2-1, by elastic tape by plexiglass cylinder 2-1 and nut cap 2-5
It is tightly connected；Vacuum pressure control valve is closed, air inlet/inlet valve 2-3, vacuum-pumping valve 2-6 are opened；Open band vacuum pressure
The vacuum pump of control valve, adjusting vacuum pressure control valve holding -50kPa negative pressure prepare tank body 1-1 to air free water and vacuumize；And
Afterwards, the heater switch of heated base 1-2 is opened, motor 1-5 switch starting blender 1-4 is opened, prepared by tank body 1-1 to air free water
Interior water carries out the agitating and heating under condition of negative pressure；
(4) it is prepared in tank body 1-1 after water boiling 5min after air free water, closes the heater switch of heated base 1-2, dynamic is adjusted
Section vacuum pressure control valve makes the vacuum pump holding -60kPa negative pressure with vacuum pressure control valve, and collaboration blender 1-4 continues
Work；
(5) when the temperature that air free water prepares water in tank body 1-1 is down to room temperature, motor 1-5 switch, blender 1-4 are closed
It stops working, after closing outlet valve 1-7, closes the vacuum pump with vacuum pressure control valve and air inlet/inlet valve 2-3, no gas
Water prepares the preparation of the air free water in tank body 1-1 and completes；
(6) when taking air free water and preparing the air free water in tank body 1-1, water inlet/air valve 1-6 is opened, by air free water system
The air free water that the flowing water Valve 1-8 discharge preparation of the standby bottom tank body 1-1 is completed；It is on-demand to prepare the air free water completed, leads to
It crosses closing water inlet/air valve 1-6 and flowing water Valve 1-8 and remaining stand-by air free water can be stored directly in air free water and prepare tank body 1-
In 1.
Technical principle of the utility model has been described above with reference to specific embodiments.These descriptions are intended merely to explain this reality
With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein,
Those skilled in the art, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model,
These modes are fallen within the protection scope of the utility model.
Claims (5)
1. a kind of a large amount of air free water quick preparation devices of geotechnical model test, it is characterised in that: prepare main body (1) including air free water
And vacuumized part；Air free water preparation main body (1) includes that air free water prepares tank body (1-1), heated base (1-2), band and stirs
The top cover (1-3) mixed；The air free water prepares tank body (1-1) and is placed on heated base (1-2)；Top cover (the 1- of the band stirring
3) it is placed in air free water to prepare above tank body (1-1), be connected by seal with elastometic washer；The top cover (1-3) of the band stirring is equipped with
Blender (1-4), motor (1-5), water inlet/air valve (1-6) and outlet valve (1-7)；The air free water prepares tank body (1-1)
Bottom is equipped with flowing water Valve (1-8)；The air free water prepares tank body (1-1), heated base (1-2) and the top cover with stirring
(1-3) is closely connected by pull rod (1-9)；
The vacuumized part includes vacuumizing transferring device (2) and the vacuum pump with vacuum pressure control valve；It is described to vacuumize
Transferring device (2) includes plexiglass cylinder (2-1), organic glass pedestal (2-2), air inlet/inlet valve (2-3), vacuum table (2-
4), nut cap (2-5), vacuum-pumping valve (2-6), blow vent (2-7)；The plexiglass cylinder (2-1) and nut cap (2-5) are sealed
Connection；The bottom of the plexiglass cylinder (2-1) is connect with organic glass pedestal (2-2), organic glass pedestal (2-2) installation
There are air inlet/inlet valve (2-3) and vacuum table (2-4)；Air inlet/inlet valve (2-3) passes through the top that tracheae (1-10) connecting band stirs
Cover the outlet valve (1-7) of (1-3)；There is blow vent (2-7) on the nut cap (2-5) and be provided with vacuum-pumping valve (2-6),
Vacuum pump is connected by blow vent (2-7).
2. a large amount of air free water quick preparation devices of a kind of geotechnical model test according to claim 1, it is characterised in that: institute
Stating air free water and preparing tank body (1-1), the top cover (1-3) with stirring and pull rod (1-9) is stainless steel material, the blender (1-
4) and motor (1-5) uses corrosion-and high-temp-resistant material.
3. a large amount of air free water quick preparation devices of a kind of geotechnical model test according to claim 1, it is characterised in that: institute
It states air free water and prepares tank body (1-1) and heated base (1-2) using being fixedly connected；Using four pull rods (1-9), four pull rods
The one end (1-9) is fixed on heated base (1-2), and the other end is each passed through the bolt of top cover (1-3) four corner points with stirring
Hole, and fixation is symmetrically installed by bolt.
4. a large amount of air free water quick preparation devices of a kind of geotechnical model test according to claim 1, it is characterised in that: institute
Stating the top cover (1-3) with stirring and blender (1-4), motor (1-5) is sealed connection；The blade of the blender (1-4) is pacified
It is prepared at tank body (1-1) height loaded on 1/2 air free water.
5. a large amount of air free water quick preparation devices of a kind of geotechnical model test according to claim 1, it is characterised in that: institute
Air free water is stated to prepare at the 1/2 tank body height of outer wall of tank body (1-1) equipped with thermometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821214100.4U CN208762186U (en) | 2018-07-28 | 2018-07-28 | A kind of a large amount of air free water quick preparation devices of geotechnical model test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821214100.4U CN208762186U (en) | 2018-07-28 | 2018-07-28 | A kind of a large amount of air free water quick preparation devices of geotechnical model test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208762186U true CN208762186U (en) | 2019-04-19 |
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ID=66130097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821214100.4U Active CN208762186U (en) | 2018-07-28 | 2018-07-28 | A kind of a large amount of air free water quick preparation devices of geotechnical model test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208762186U (en) |
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2018
- 2018-07-28 CN CN201821214100.4U patent/CN208762186U/en active Active
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