CN205749216U - The impervious characteristic test apparatus of revolution shearing type contact surface - Google Patents
The impervious characteristic test apparatus of revolution shearing type contact surface Download PDFInfo
- Publication number
- CN205749216U CN205749216U CN201620418104.9U CN201620418104U CN205749216U CN 205749216 U CN205749216 U CN 205749216U CN 201620418104 U CN201620418104 U CN 201620418104U CN 205749216 U CN205749216 U CN 205749216U
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- contact surface
- soil body
- rigid structure
- structure block
- test apparatus
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Abstract
This utility model provides a kind of impervious characteristic test apparatus of revolution shearing type contact surface, it device body including being formed with pressure chamber, device body has positioned opposite, to enclose the upper plate and lower plate being constituted pressure chamber, between upper plate and lower plate, the contact soil body it is fixed with in pressure chamber, the contact soil body is coated with sealant, rotates in the contact soil body and be embedded with rigid structure block；It is externally provided with at device body and is in transmission connection with rigid structure block, to order about the drive division that rigid structure block rotates in the contact soil body, also include the water under high pressure import being connected with two ends that are that contact the soil body that is that be located on device body and low pressure water out, and be located on device body the water inlet being connected with pressure chamber.In the impervious characteristic test apparatus of revolution shearing type contact surface described in the utility model, contact surface environment can coincide with the factor such as the stress deformation on dykes and dams bank slope, seepage flow condition, more effective so that this can make the result of the test of device more tally with the actual situation.
Description
Technical field
This utility model relates to soil body mechanical property testing technical field, particularly to one for the soil body and knot
The impervious characteristic test apparatus of revolution shearing type contact surface of the impervious characteristic measurement of structure contact surface.
Background technology
The research of characteristic impervious to soil body contact surface, has very in the construction of the water body Interception engineerings such as dykes and dams
Important meaning.It is impervious that the soil body and the contact surface of the rigid structure such as bank slope, concrete component easily become dykes and dams
Weak link.Under the effect of load, the contact surface of the soil body and rigid structure it may happen that big detrusion,
Occur the contact surface after detrusion to be likely to become water body under high water head effect and concentrate the passage of seepage flow.
Make the seepage discharge between rigid structure and soil body contact surface such as concrete in dykes and dams in the range of setting, right
Ensureing embankment safety, the security of the lives and property of protection water body periphery and the downstream people masses has highly important
Effect.In the impervious characteristic research of contact surface, existing test method there are still bigger limitation, its
Preferably can not match with the factor such as the stress deformation on bank slope and seepage flow condition, thus test knot can be caused
The effectiveness of fruit is poor, does not possess preferable practical significance.
Utility model content
In view of this, this utility model is directed to a kind of impervious characteristic test apparatus of revolution shearing type contact surface,
Can preferably match with the factor such as the stress deformation on bank slope and seepage flow condition, strengthen result of the test
Effectiveness.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
A kind of impervious characteristic test apparatus of revolution shearing type contact surface, it includes being formed with the pressure chamber of closing
Device body, described device body has positioned opposite, to enclose the upper plate and lower plate being constituted described pressure chamber
Part, is fixed with the contact soil body in the form of a ring in described pressure chamber between described upper plate and lower plate,
It is coated with sealant on the periphery wall of the described contact soil body, and rotation is embedded with cylinder in the described contact soil body
The rigid structure block of shape；It is externally provided with at described device body and is in transmission connection, to order about with described rigid structure block
The drive division that rigid structure block rotates in the contact soil body, also include being located on described device body with connect
Touch water under high pressure import and low pressure water out that the two ends of the soil body and rigid structure block are connected, and be located at described
The water inlet being connected with described pressure chamber on device body.
Further, described water under high pressure import is located on described upper plate, and described low pressure water out is located at described
On lower plate.
Further, in described upper plate, be formed with water-dividing chamber, described water under high pressure inlet communication in water-dividing chamber,
It is also formed with multiple being communicated in described water-dividing chamber and contacting the soil body and between rigid structure block end face in upper plate
Inlet opening.
Further, being formed with collecting chamber in described lower plate, described low pressure water out is communicated in collecting chamber,
It is also formed with multiple being communicated in described collecting chamber and contacting the soil body and between rigid structure block end face in lower plate
Apopore.
Further, described rigid structure block is made up of concrete or sillar.
Further, the external diameter of the described contact soil body and the ratio of himself height are not less than 1.
Further, described upper plate and lower plate are provided with latch, in the two side ends of the described contact soil body
Face is provided with the draw-in groove fastened with described latch.
Further, described drive division is motor, and the drive end of described motor passes with one end of rigid structure block
It is dynamically connected.
Further, fixing and be equipped with rotating shaft in described rigid structure block, described rigid structure block is via institute
Stating axis of rotation to be arranged on described device body, the drive end of described motor is connected with rotating shaft transmission.
Further, the clutch end at described motor is connected with torque detecting unit.
Relative to prior art, this utility model has the advantage that
(1) the impervious characteristic test apparatus of revolution shearing type contact surface described in the utility model, passes through drive division
Make rigid structure block rotate, can rigid structure block and on the contact surface contacting the soil body produce shear displacemant, because of
Shear displacemant, by rotating generation, can accurately provide appointment size, the shear displacemant of assigned rate, shear displacemant
Big I be zero to infinitely-great arbitrary value；This device contacts the seepage direction in the soil body and contact surface
Shear displacemant direction is orthogonal, can preferably reproduce stress and the seepage flow condition of the soil body and bank slope contact surface in dykes and dams,
And this device contacts soil body outer cladding sealant, and it is placed in having in the pressure chamber of water inlet, can be by control
Pressing pressure indoor hydraulic pressure and accurately control the normal pressure on contact surface, and direct stress on contact surface can be kept
Constant, thus in this device, contact surface environment can be with factors such as the stress deformation on dykes and dams bank slope, seepage flow conditions
It coincide, more effective so that this can make the result of the test of device more tally with the actual situation.
(2) design water-dividing chamber, collecting chamber and inlet opening and apopore, can make the pressure of water under high pressure more uniformly
It is applied to contact on the section of the soil body and rigid structure block, it is possible to the water pressure making current ooze out on end section is equal
Even unanimously.
(3) external diameter of the contact soil body and the ratio of himself height are not less than 1, can make the contact soil body and rigidity
The thickness of block structure meets requirement, to ensure that the contact soil body and rigid structure block will not be cut along cross section generation torsion
Destroy.
(4) latch fastened is set and can ensure that with draw-in groove contact the soil body fixes not when rigid structure block rotates
Dynamic.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing, this
The schematic description and description of utility model is used for explaining this utility model, is not intended that this practicality new
The improper restriction of type.In the accompanying drawings:
Fig. 1 is the knot of the impervious characteristic test apparatus of revolution shearing type contact surface described in this utility model embodiment
Structure schematic diagram；
Description of reference numerals:
1-base, 2-housing, 3-pressure chamber, 4-water inlet, 5-lower cover, 6-upper cover plate, 7-rigid structure
Block, 8-contacts the soil body, 9-sealant, 10-low pressure water out, 11-collecting chamber, 12-apopore, 13-high pressure
Water inlet, 14-water-dividing chamber, 15-inlet opening, 16-connecting rod, 17-clamp nut, 18-rotating shaft, 19-motor.
Detailed description of the invention
It should be noted that in the case of not conflicting, in embodiment in this utility model and embodiment
Feature can be mutually combined.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
This utility model relates to a kind of impervious characteristic test apparatus of revolution shearing type contact surface, and it includes being formed
The device body of pressure chamber closed, described device body have positioned opposite, constituted described pressure chamber to enclose
Upper plate and lower plate, be fixed with in the form of a ring between described upper plate and lower plate in described pressure chamber
The contact soil body, the periphery wall of the described contact soil body is coated with sealant, and in the described contact soil body
Rotate the rigid structure block being embedded with cylinder；It is externally provided with at described device body and passes with described rigid structure block
It is dynamically connected, to order about the drive division that rigid structure block rotates in the contact soil body, also includes being located at described device
The water under high pressure import being connected with the two ends contacting the soil body on body and low pressure water out, and it is located at institute
State the water inlet being connected on device body with described pressure chamber.
The impervious characteristic test apparatus of this revolution shearing type contact surface makes rigid structure block rotate by drive division, can
At rigid structure block and generation shear displacemant on the contact surface contacting the soil body, because shear displacemant is by rotating generation,
Specify size, the shear displacemant of assigned rate it is thus possible to accurately provide, the big I of shear displacemant be zero to
Infinitely-great arbitrary value.This device is just contacting the shear displacemant direction of the seepage direction in the soil body and contact surface
Hand over, can preferably reproduce stress and the seepage flow condition of the soil body and bank slope contact surface in dykes and dams.This device contacts
Soil body outer cladding sealant, is placed in having in the pressure chamber of water inlet, can be by hydraulic pressure in control pressure chamber
And accurately control the normal pressure on contact surface, and the constant of direct stress on contact surface can be kept.Thus, adopt
With the impervious characteristic test apparatus of this revolution shearing type contact surface, its contact surface environment can be with answering on dykes and dams bank slope
The factors such as force deformation, seepage flow condition are coincide, so that this can make the result of the test of device more tally with the actual situation more
Effectively.
Based on design as above thought, the impervious characteristic test apparatus of revolution shearing type contact surface of the present embodiment
A kind of example arrangement as shown in fig. 1, inner hollow that wherein device body includes being arranged on base 1,
Open-topped housing 2, pressure chamber 3 is i.e. formed in housing 2, and above-mentioned enclosing constitutes pressure chamber 3
Upper plate is the upper cover plate 6 being covered on housing 2 opening part, and lower plate is then arranged by corresponding to upper cover plate 6
Constitute bottom lower cover 5 in housing 2 and the housing 2 that abuts against with lower cover 5.Lower cover 5 passes through
Screw is fastened on housing 2, is also equipped with connecting rod 16, and passes through between upper cover plate 6 and lower cover 5
Clamp nut 17 makes upper cover plate 6 tighten together with lower cover 5.In upper cover plate 6 and housing 2 and connecting rod
Between 16, and between lower cover 5 and housing 2, it is folded with sealing ring the most respectively, to ensure pressure chamber 3
Sealing.
Housing 2 is provided with the water inlet 4 connected with pressure chamber 3, the aforesaid contact soil body 8 in the form of a ring
Being fixedly connected between upper cover plate 6 and lower cover 5, cylindrical rigid structure block 7 i.e. rotates to be embedded and is connecing
Touch in the soil body 8.In the present embodiment, for making the contact soil body 8 be firmly placed in pressure chamber 3, at upper cover
The position that plate 6 and lower cover 5 are corresponding with contacting the soil body 8 is also equipped with the latch of evagination, and at the contact soil body
Then it is provided with corresponding with latch on the both sides end face of 8, with the draw-in groove that can fasten with latch, contact soil
Body 8 i.e. realizes being connected with upper cover plate 6 and the firm of lower cover 5, with just with the engaging of draw-in groove by latch
Property block structure 7 in contact rotate in the soil body 8 time, contact the soil body 8 and maintain static.
The present embodiment contacts the soil body 8 and is arranged to circular, the periphery wall of the contact soil body 8 is also coated with
Sealant 9, sealant 9 can use the plastic sheeting or other waterproof sealing material being wrapped on the contact soil body 8
Material, can isolate the water body being filled with in the contact soil body 8 and pressure chamber 3.Rigid structure block in the present embodiment
7 can be made up of concrete or sillar, and the two ends of rigid structure block 7 can be respectively embedded into upper cover plate 6 and lower cover 5
In, the periphery wall of rigid structure block 7 is visually tested needs and is polished or dabbing, and rigid structure block 7 is also
Rotate be arranged between upper cover plate 6 and lower cover 5 via arranging rotating shaft 18 in the inner, rotating shaft 18 with
Sealing ring it is folded with respectively, to ensure the sealing of pressure chamber 3 between upper cover plate 6 and lower cover 5.
For avoiding when rigid structure block 7 rotates, the contact soil body 8 and rigid structure block 7 are sent out along its cross section
Raw torsion breaks bad, and the ratio of the external diameter and himself height that contact the soil body 8 in the present embodiment is not less than 1, with
This can make the thickness of the contact soil body and rigid structure block meet requirement.As shown in fig. 1, before in the present embodiment
The water under high pressure import 13 stated is arranged on upper cover plate 6, and low pressure water out 10 is then arranged at and includes lower cover
On the lower plate of 5.The water-dividing chamber 14 connected with water under high pressure import 13 it is also formed with in upper cover plate 6, and
Be also formed with in upper cover plate 6 multiple be communicated in water-dividing chamber 14 with contact the soil body 8 and rigid structure block 7 end face it
Between inlet opening 15.
Corresponding to above-mentioned water-dividing chamber 14 in the present embodiment, in lower plate, it is also formed with collecting chamber 11, catchments
Lower cover 5 is located at on the side end face abutted bottom housing 2 in room 11, and enclose 2-in-1 with housing forms, low
Setting-out outlet 10 is connected with collecting chamber 11, be also formed with in lower cover 5 multiple connected set hydroecium 11 and
Apopore 12 between the contact soil body 8 and rigid structure block 7 end face.In the present embodiment by water-dividing chamber 14,
The setting of collecting chamber 11, and by inlet opening 15 connect with apopore 12 water-dividing chamber 14, collecting chamber 11 with
The contact soil body 8 and the end face of rigid structure block 7, can make the pressure of water under high pressure more uniformly be applied to contact soil
On the section of body 8 and rigid structure block 7, it is possible to make current ooze out the water pressure uniformity on end section.
Certainly, except making water under high pressure import 13 and low pressure water out 10 be respectively arranged at upper plate and lower plate
Place, also can make water under high pressure import 13 and the location swap of low pressure water out 10 in the present embodiment.The present embodiment
In be previously described for ordering about drive division that rigid structure block 7 rotates in the contact soil body 8 for be in transmission connection in turn
Motor 19 on axle 18, motor 19 is mountable on base 1, between its clutch end and rotating shaft 18
Can be coupled by shaft coupling.Certainly, except using motor 19, drive division may be used without other and rotates driving dress
Put, and when rigid structure block 7 directly rotates and is located between upper cover plate 6 and lower cover 5, moving of motor 19
Power outfan and rigid structure block 7 are in transmission connection.For motor 19 is driven rigid structure in the present embodiment
The moment of torsion that block 7 rotates detects, and the clutch end at motor 19 can connect and arranges torque detecting unit,
Torque detecting unit can use existing torque sensor.
In use, water inlet 4 connects external water source to the impervious characteristic test apparatus of this revolution shearing type contact surface
Being filled with the water body setting pressure in pressure chamber 3, water under high pressure import 13 connects external high pressure water source, and low setting-out enters
Mouth 10 receives acquisition means, controls motor 19 rotation and drives rigid structure block 7 rotation to test, examination
Optionally hydraulic pressure and rigid structure block 7 rotating speed etc. can be adjusted in testing.This revolution shearing type contact surface resists
Ooze characteristic test apparatus and can measure different contact surface shear displacemant, different contact surface shear displacemant speed from different
Seepage discharge under the factors combine effects such as infiltration energy, different earth material density, different contact surface direct stress, with
For studying the impermeabilisation ability under contact surface detrusion.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model,
All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all
Within protection domain of the present utility model should be included in.
Claims (10)
1. the impervious characteristic test apparatus of revolution shearing type contact surface, it is characterised in that: include being formed with envelope
The device body of the pressure chamber closed, described device body have positioned opposite, constituted described pressure chamber to enclose
Upper plate and lower plate, be fixed with in the form of a ring in described pressure chamber between described upper plate and lower plate
The contact soil body, is coated with sealant on the periphery wall of the described contact soil body, and turns in the described contact soil body
The dynamic rigid structure block being embedded with cylinder；It is externally provided with and described rigid structure block transmission at described device body
Connect, to order about the drive division that rigid structure block rotates in the contact soil body, also include being located at described device originally
The water under high pressure import being connected with the two ends contacting the soil body and rigid structure block on body and low pressure water out,
And it is located on described device body the water inlet being connected with described pressure chamber.
The impervious characteristic test apparatus of revolution shearing type contact surface the most according to claim 1, its feature exists
In: described water under high pressure import is located on described upper plate, and described low pressure water out is located on described lower plate.
The impervious characteristic test apparatus of revolution shearing type contact surface the most according to claim 2, its feature exists
In: being formed with water-dividing chamber in described upper plate, described water under high pressure inlet communication is in water-dividing chamber, at upper plate
Inside it is also formed with multiple water inlet being communicated in described water-dividing chamber and contact the soil body and between rigid structure block end face
Hole.
The impervious characteristic test apparatus of revolution shearing type contact surface the most according to claim 2, its feature exists
In: being formed with collecting chamber in described lower plate, described low pressure water out is communicated in collecting chamber, at lower plate
Inside it is also formed with multiple water outlet being communicated in described collecting chamber and contact the soil body and between rigid structure block end face
Hole.
The impervious characteristic test apparatus of revolution shearing type contact surface the most according to claim 1, its feature exists
In: described rigid structure block is made up of concrete or sillar.
The impervious characteristic test apparatus of revolution shearing type contact surface the most according to claim 1, its feature exists
In: the external diameter of the described contact soil body is not less than 1 with the ratio of himself height.
The impervious characteristic test apparatus of revolution shearing type contact surface the most according to claim 1, its feature exists
In: on described upper plate and lower plate, be provided with latch, the both sides end face of the described contact soil body is provided with
The draw-in groove that described latch fastens.
The impervious attribute testing of revolution shearing type contact surface the most according to any one of claim 1 to 7 fills
Put, it is characterised in that: described drive division is motor, the drive end of described motor and one end of rigid structure block
It is in transmission connection.
The impervious characteristic test apparatus of revolution shearing type contact surface the most according to claim 8, its feature exists
In: fixing in described rigid structure block and be equipped with rotating shaft, described rigid structure block is via described axis of rotation
Being arranged on described device body, the drive end of described motor is connected with rotating shaft transmission.
The impervious characteristic test apparatus of revolution shearing type contact surface the most according to claim 8, its feature
It is: the clutch end at described motor is connected with torque detecting unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620418104.9U CN205749216U (en) | 2016-05-10 | 2016-05-10 | The impervious characteristic test apparatus of revolution shearing type contact surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620418104.9U CN205749216U (en) | 2016-05-10 | 2016-05-10 | The impervious characteristic test apparatus of revolution shearing type contact surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205749216U true CN205749216U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620418104.9U Withdrawn - After Issue CN205749216U (en) | 2016-05-10 | 2016-05-10 | The impervious characteristic test apparatus of revolution shearing type contact surface |
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| CN (1) | CN205749216U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784568A (en) * | 2016-05-10 | 2016-07-20 | 中国水利水电科学研究院 | Rotary shearing type contact surface anti-permeability characteristic test device |
| CN108073767A (en) * | 2017-12-14 | 2018-05-25 | 华能澜沧江水电股份有限公司 | The simulation method and device of Simulations of Water Waves Due To Landslides disaster |
| CN109187312A (en) * | 2018-10-29 | 2019-01-11 | 重庆大学 | A kind of Novel pole cuts pervasion test device and its test method |
-
2016
- 2016-05-10 CN CN201620418104.9U patent/CN205749216U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784568A (en) * | 2016-05-10 | 2016-07-20 | 中国水利水电科学研究院 | Rotary shearing type contact surface anti-permeability characteristic test device |
| CN105784568B (en) * | 2016-05-10 | 2019-01-25 | 中国水利水电科学研究院 | The impervious characteristic test apparatus of revolution shearing type contact surface |
| CN108073767A (en) * | 2017-12-14 | 2018-05-25 | 华能澜沧江水电股份有限公司 | The simulation method and device of Simulations of Water Waves Due To Landslides disaster |
| CN109187312A (en) * | 2018-10-29 | 2019-01-11 | 重庆大学 | A kind of Novel pole cuts pervasion test device and its test method |
| CN109187312B (en) * | 2018-10-29 | 2019-09-17 | 重庆大学 | A kind of column cuts pervasion test device and its test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161130 Effective date of abandoning: 20190125 |
|
| AV01 | Patent right actively abandoned |