CN206725406U - A kind of swash plate instrument for determining coarse-surface geomembrane interface friction feature - Google Patents
A kind of swash plate instrument for determining coarse-surface geomembrane interface friction feature Download PDFInfo
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- CN206725406U CN206725406U CN201720194571.2U CN201720194571U CN206725406U CN 206725406 U CN206725406 U CN 206725406U CN 201720194571 U CN201720194571 U CN 201720194571U CN 206725406 U CN206725406 U CN 206725406U
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Abstract
It the utility model is related to a kind of swash plate instrument for determining coarse-surface geomembrane interface friction feature.The swash plate instrument of the measure coarse-surface geomembrane interface friction feature, including a support, four piece supporting legs of the support by a supporting plate and in supporting plate bottom four corners form, a hang plate is provided with the top both sides of supporting plate relatively respectively, the outer end of two hang plate is hinged with the surface of supporting plate respectively, top of the inner middle part respectively with a support bar is hinged, and the bottom of two support bars is connected with an elevating mechanism.The swash plate instrument of the measure coarse-surface geomembrane interface friction feature, the angle of inclination of hang plate is controlled by elevating mechanism, only need operating personnel can easy manipulation, the data of two test specimens can be once measured simultaneously, it is time saving and energy saving, efficiency is improved while reducing human cost, is rapidly completed experiment.
Description
Technical field
It the utility model is related to a kind of swash plate instrument for determining coarse-surface geomembrane interface friction feature.
Background technology
In recent years, geosynthetics every field of the extensive utilization to engineering construction.Should in geosynthetics
In design and calculating, it is often necessary to use the friction coefficient between different materials, such as the matte of different roughness
Geomembrane interface friction characteristicses between Sha Tu ﹑ geosynthetics Cai Liao ﹑ Woven geofabrics respectively.In the prior art, boundary is determined
The most frequently used method of face frictional behaviour has a direct shear test and pull-out test, but the direct stress applied when both approaches are tested
Larger, state of the simulation geosynthetics under the low-stress of slope and groove is not appropriate for.And ramp test is just
The frictional behavior between research material can be determined under low stress experimental condition, effective benefit as conventional interface experiment
Fill.
It is simple in construction to be presently used for determining the swash plate instrument of the interface friction characteristicses under low-stress, exists during operation all
More inconveniences：Support is heavy, mobile difficult；Existing swash plate instrument is to need to jack up upper flat plate by hand screw rod mostly, very
Effort, and generally require multi agent cooperation；The part soil of filling in upper flat plate is easily driven to glide simultaneously when testing sample slides
Overflow；Existing swash plate instrument can only once measure a data, take longer.
The content of the invention
The utility model is in order to make up the deficiencies in the prior art, there is provided a kind of rational in infrastructure, convenient and practical, time saving province
The swash plate instrument of power, convenient measure coarse-surface geomembrane interface friction feature, solves problems of the prior art.
The utility model is achieved by the following technical solution：
A kind of swash plate instrument for determining coarse-surface geomembrane interface friction feature, including a support, the support is by a supporting plate
It is relative provided with an inclination respectively in the top both sides of supporting plate with four supporting legs composition in supporting plate bottom four corners
Plate, the outer end of two hang plate is hinged with the surface of supporting plate respectively, the inner middle part top phase with a support bar respectively
Be hinged, the bottom of two support bars is connected with an elevating mechanism.
The elevating mechanism includes a leading screw, and the reductor of bottom one of leading screw is connected with the output shaft of a motor, described
The controller of motor is electrical connected with a two-direction switch, and sleeve is provided with the upper outside thread bush of leading screw, described sleeve pipe
Top is provided with a rotating shaft set perpendicular to two support bars, and the bottom of the support bar is installed with an axle sleeve, and the axle sleeve rotates
It is sheathed on the outside of rotating shaft.
A baffle plate set perpendicular to hang plate is equipped with the outer end of each hang plate.
A castor is equipped with the bottom of every supporting leg.
The protractor at a measurement hang plate inclination angle is installed with the outer end of each hang plate.
The beneficial effects of the utility model are：The swash plate instrument of the measure coarse-surface geomembrane interface friction feature, passes through lifting
The angle of inclination of mechanism controls hang plate, only need operating personnel can easy manipulation, can once measure two experiments simultaneously
The data of sample, it is time saving and energy saving, efficiency is improved while reducing human cost, is rapidly completed experiment.Set in hang plate outer end
A baffle plate is put, the soil of spilling can be caught, and can prevent testing sample etc. from being destroyed caused by sliding；In the bottom of supporting plate
A castor is equipped with, when in use conveniently moving, reduces a large amount of manpowers.
Brief description of the drawings
The utility model is further described below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the utility model front view；
Fig. 2 is the mplifying structure schematic diagram in A portions in Fig. 1.
In figure, 1, supporting plate, 2, supporting leg, 3, hang plate, 4, support bar, 5, leading screw, 6, reductor, 7, motor, 8, fall
Clockwise switch, 9, sleeve pipe, 10, rotating shaft, 11, axle sleeve, 12, baffle plate, 13, castor, 14, protractor.
Embodiment
For the technical characterstic for illustrating this programme can be understood, below by embodiment, and its accompanying drawing is combined, to this reality
It is described in detail with new.
As shown in Fig. 1-Fig. 2, the swash plate instrument of the measure coarse-surface geomembrane interface friction feature, including a support, it is described
Support is made up of a supporting plate 1 and four supporting legs 2 in the bottom four corners of supporting plate 1, in the top both sides of supporting plate 1 point
Not with respect to a hang plate 3 is provided with, the outer end of two hang plate 3 is hinged with the surface of supporting plate 1, distinguished in the middle part of the inner respectively
It is hinged with the top of a support bar 4, the bottom of two support bars 4 is connected with an elevating mechanism.
The elevating mechanism includes a leading screw 5, and the reductor 6 of bottom one of leading screw 5 is connected with the output shaft of a motor 7,
The controller of the motor 7 is electrical connected with a two-direction switch 8, and sleeve 9, institute are provided with the upper outside thread bush of leading screw 5
The top for stating sleeve pipe 9 is provided with a rotating shaft 10 set perpendicular to two support bars 4, and the bottom of the support bar 4 is installed with an axle sleeve
11, the turning set of axle sleeve 11 is located at the outside of rotating shaft 10.
A baffle plate 12 set perpendicular to hang plate 3 is equipped with the outer end of each hang plate 3.
A castor 13 is equipped with the bottom of every supporting leg 2, when in use conveniently moving, reduces a large amount of manpowers.
The protractor 14 at the inclination angle of a measurement hang plate 3 is installed with the outer end of each hang plate 3.
In use, carry out according to the following steps：
(1) the swash plate instrument of the measure coarse-surface geomembrane interface friction feature is moved to measurement place, two-direction switch 8 is adjusted
Lower berth shifting is saved, starts motor 7, motor 7 drives leading screw 5 to rotate, screw thread is set in the sleeve pipe 9 of the upper outside of leading screw 5 and decline,
The decline of sleeve pipe 9 pulls on support bar 4 and moved down, and the hang plate 3 for making to be connected to the top of support bar 4 is laid flat, and testing sample is placed on
On hang plate 3；
(2) two-direction switch 8 is adjusted to upper berth shifting, motor 7, which rotates, drives leading screw 5 to rotate, and screw thread is set on leading screw 5
Sleeve pipe 9 on the outside of portion is moved up, and sleeve pipe 9, which moves up, to be pulled on support bar 4 and move up, and the hang plate 3 for making to be connected to the top of support bar 4 inclines
Tiltedly；
(3) after hang plate 3 reaches certain angle of inclination, testing sample can slide, and now close two-direction switch immediately
8, read the data on the protractor 14 of corresponding side；If opposite side testing sample has not occurred slip, first is being read
The follow-up continuous upper berth shifting for opening two-direction switch 8 of individual data, until the testing sample of opposite side also slides, now close immediately
Two-direction switch 8, read the data on the protractor 14 of corresponding side.After the completion of digital independent, two-direction switch 8 is converted to and moved down
Shelves, make the recovery of hang plate 3 horizontal.
The swash plate instrument of the measure coarse-surface geomembrane interface friction feature, only need an operating personnel can easy manipulation inclination
The work such as the angle of inclination adjustment of plate 3, digital independent, can once measure the data of two test specimens simultaneously, time saving and energy saving, drop
Efficiency is improved while low human cost, is rapidly completed experiment.
Part is not described in detail for the utility model, is the known technology of those skilled in the art of the present technique.Finally illustrate, with
Upper embodiment is only to illustrate the technical solution of the utility model and unrestricted, although with reference to preferred embodiment to the utility model
It is described in detail, it will be understood by those within the art that, the technical solution of the utility model can be repaiied
Change or equivalent substitution, without departing from the objective and scope of technical solutions of the utility model, it all should cover in the utility model
Right among.
Claims (5)
1. a kind of swash plate instrument for determining coarse-surface geomembrane interface friction feature, it is characterized in that：Including a support, the support is by one
Supporting plate and four supporting legs composition in supporting plate bottom four corners are relative provided with one respectively in the top both sides of supporting plate
Hang plate, the outer end of the hang plate is hinged with the surface of supporting plate respectively, the inner middle part top with a support bar respectively
It is hinged, the bottom of two support bars is connected with an elevating mechanism.
2. the swash plate instrument of measure coarse-surface geomembrane interface friction feature according to claim 1, it is characterized in that：The lifting
Mechanism includes a leading screw, and the reductor of bottom one of leading screw is connected with the output shaft of a motor, the controller of the motor and one
Two-direction switch is electrical connected, and sleeve is provided with the upper outside thread bush of leading screw, the top of described sleeve pipe be provided with one perpendicular to
The rotating shaft that two support bars are set, the bottom of the support bar are installed with an axle sleeve, and the axle sleeve turning set is located at the outside of rotating shaft.
3. the swash plate instrument of measure coarse-surface geomembrane interface friction feature according to claim 1, it is characterized in that：Incline each
The outer end of swash plate is equipped with a baffle plate set perpendicular to hang plate.
4. the swash plate instrument of measure coarse-surface geomembrane interface friction feature according to claim 1, it is characterized in that：In every branch
The bottom of support leg is equipped with a castor.
5. the swash plate instrument of measure coarse-surface geomembrane interface friction feature according to claim 1, it is characterized in that：Incline each
The outer end of swash plate is installed with the protractor at a measurement hang plate inclination angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720194571.2U CN206725406U (en) | 2017-02-28 | 2017-02-28 | A kind of swash plate instrument for determining coarse-surface geomembrane interface friction feature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720194571.2U CN206725406U (en) | 2017-02-28 | 2017-02-28 | A kind of swash plate instrument for determining coarse-surface geomembrane interface friction feature |
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| Publication Number | Publication Date |
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| CN206725406U true CN206725406U (en) | 2017-12-08 |
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| CN201720194571.2U Active CN206725406U (en) | 2017-02-28 | 2017-02-28 | A kind of swash plate instrument for determining coarse-surface geomembrane interface friction feature |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991159A (en) * | 2019-04-25 | 2019-07-09 | 中国电建集团华东勘测设计研究院有限公司 | A kind of earth rock cofferdam bed course and geomembrane interfacial friction factor device for quick testing and method |
| CN113237842A (en) * | 2021-04-25 | 2021-08-10 | 哈尔滨工业大学 | Fourier infrared spectrometer sample rack and using method |
-
2017
- 2017-02-28 CN CN201720194571.2U patent/CN206725406U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991159A (en) * | 2019-04-25 | 2019-07-09 | 中国电建集团华东勘测设计研究院有限公司 | A kind of earth rock cofferdam bed course and geomembrane interfacial friction factor device for quick testing and method |
| CN113237842A (en) * | 2021-04-25 | 2021-08-10 | 哈尔滨工业大学 | Fourier infrared spectrometer sample rack and using method |
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