CN208206697U - A kind of permeable anti-soil deformation direct shear apparatus of draining - Google Patents
A kind of permeable anti-soil deformation direct shear apparatus of draining Download PDFInfo
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- CN208206697U CN208206697U CN201820808646.6U CN201820808646U CN208206697U CN 208206697 U CN208206697 U CN 208206697U CN 201820808646 U CN201820808646 U CN 201820808646U CN 208206697 U CN208206697 U CN 208206697U
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- push plate
- cutting mechanism
- draining
- direct shear
- shear box
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Abstract
The utility model discloses a kind of permeable anti-soil deformation direct shear apparatus of draining, including frame, lower cutting mechanism, upper cutting mechanism.The lower cutting mechanism includes lower shear box, multiple elastic telescopicing rods one, lower push plate, lower porous disc, multiple rubber columns one.The upper cutting mechanism include upper shear box, multiple elastic telescopicing rods two, upper push plate, top be arc-shaped upper porous disc, multiple rubber columns two, lower platen.Wherein, soil is placed in the cavity that the upper cutting mechanism and the lower cutting mechanism are constituted, and applies pressure to lower platen, while being applied thrust to lower push plate and being measured the thrust that upper push plate is subject to.The utility model passes through setting elastic telescopicing rod one, elastic telescopicing rod two, rubber column one, rubber column two, shearing and the edge being pressurized are buffered, keep the numerical density of fringe region more uniform, reduce the deformation of generation, to improve the detection accuracy of direct shear apparatus.
Description
Technical field
The utility model relates to a kind of direct shear apparatus of soil samples and detecting technical field, specially a kind of permeable anti-soil of draining becomes
Shape direct shear apparatus.
Background technique
Direct shear apparatus is a kind of instrument for measuring soil shear strength, and the shearing strength of soil is calculated according to Coulomb's law.
Meanwhile direct shear test is the main experimental means of the shear strength of measurement soil pattern, and due to easy to operate, applicable model
Enclose wide, the solid particle system shear strength being widely used in engineering design at home and abroad and other technologies field
Test.
Existing direct shear apparatus is permeable using permeable stone progress, needs to be replaced frequently permeable stone, and permeable stone is often inadequate
Complete the absorption to soil moisture；Meanwhile existing direct shear apparatus shears the edge since edge in the shear history of soil
Regions particulate is extruded intensively, is generated deformation, is influenced the detection accuracy of direct shear apparatus.Therefore, this use for having resulted in direct shear apparatus
At high cost, consumptive material, soil moisture discharge is not thorough, the problems such as detection accuracy is low, test error is big.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of permeable anti-soil deformation direct shear apparatus of draining, has
The advantages that detection accuracy is high, use cost is low, drainage effect is good, the use cost for solving direct shear apparatus is high, consumptive material, soil moisture
Discharge is not thorough, the problem that detection accuracy is low, test error is big.
(2) technical solution
To realize that above-mentioned detection accuracy height, the purpose that use cost is low, drainage effect is good, the utility model provide following skill
A kind of art scheme: permeable anti-soil deformation direct shear apparatus of draining, comprising:
Frame；
Lower cutting mechanism, bottom end is slidably mounted on the bottom wall of frame；
Upper cutting mechanism, is located on the lower cutting mechanism and the relatively described lower cutting mechanism slides；
Wherein, the lower cutting mechanism include lower shear box, it is multiple elastic telescopicing rods one, lower push plate, lower porous disc, multiple
Rubber column one；The bottom end of lower shear box is slidably mounted on the bottom wall of frame；The bottom end of rubber column one is fixed on lower shear box
On bottom wall, top is fixed on the bottom end of lower porous disc, and lower porous disc is slided up and down and is mounted on lower shear box inner wall；Elasticity
One end of telescopic rod one is mounted on the side wall of lower shear box, and the other end is mounted on the side wall of lower push plate；Lower push plate is pushed to make
Elastic telescopicing rod one pushes lower shear box to move left and right；
It is arc-shaped upper that the upper cutting mechanism, which includes upper shear box, multiple elastic telescopicing rods two, upper push plate, top,
Water plate, multiple rubber columns two, lower platen；The bottom end of upper shear box is slidably mounted on the top surface of lower shear box；Elastic telescopicing rod
Two one end is fixed on the side wall of shear box, and the other end is fixed on the side wall of push plate；Upper porous disc slides up and down peace
On the inner wall of upper shear box；One end of rubber column two is fixed on the top of porous disc, and the other end is fixed on lower platen
Bottom end on；
Wherein, soil is placed in the cavity that the upper cutting mechanism and the lower cutting mechanism are constituted, and is applied to lower platen
Plus-pressure, while thrust is applied to lower push plate and measures the thrust that upper push plate is subject to.
As a further improvement of the foregoing solution, the outside of elastic telescopicing rod one, elastic telescopicing rod two is around setting bullet
Spring.
As a further improvement of the foregoing solution, upper limit plate, lower limiting board is arranged in frame facet；Upper shear box, on
It slides in the direction for the horizontal concrete chute one that push plate opens up on the side wall in activity along upper limit plate；Lower shear box, lower push plate exist
It slides in the direction of the horizontal concrete chute two opened up on the side wall of lower limiting board when movable.
As a further improvement of the foregoing solution, multiple lower drainage holes are opened up on the outside of lower shear box and lower drainage hole and rubber
The setting of the interval of rubber column gel column one.
As a further improvement of the foregoing solution, the apical lateral of upper porous disc opens up drainage hole.
As a further improvement of the foregoing solution, the direct shear apparatus further includes that stressed upper liquid press fitting is applied to lower platen
It sets；The upper hydraulic device includes at least two support rods, fixing seat, hydraulic press, hydraulic display panel, at least two pulleys；Frame
Sliding slot is opened up in the bottom end of frame, the sliding of direction in sliding slot and along the chute is arranged in two pulleys；Each pulley is mounted on accordingly
A support rod bottom end on；The top of two support rods is separately fixed in the opposite sides of fixing seat；Hydraulic press is fixed
Fixing seat middle part and to lower platen carry out it is hydraulic；Hydraulic display panel is mounted in fixing seat and for showing under hydraulic press
Pressure.
As a further improvement of the foregoing solution, the direct shear apparatus further includes two bumper posts；The quantity of upper push plate is two
It is a；One end of two bumper posts is separately fixed on two separate two sides of upper push plate, and it is opposite that the other end is separately fixed at frame
Medial surface on.
Further, the direct shear apparatus further includes the dynamometer being mounted on frame facet；Dynamometer is above pushed away for measuring
The thrust that plate is subject to.
As a further improvement of the foregoing solution, the lower cutting mechanism also wraps multiple spin；Spin is arranged in lower shearing
Under the bottom end of box and slide lower shear box on the bottom wall of frame.
As a further improvement of the foregoing solution, the direct shear apparatus further includes the Electrohydraulic push rod being mounted on frame；It is electro-hydraulic
Push rod is used to apply thrust to lower push plate.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of permeable anti-soil deformation direct shear apparatus of draining, has following
The utility model has the advantages that
1, the anti-soil deformation direct shear apparatus of the permeable draining of the utility model, by the way that elastic telescopicing rod one, elastic telescopic is arranged
Bar two, rubber column one, rubber column two buffer shearing and the edge being pressurized, keep the numerical density of fringe region more equal
It is even, the deformation of generation is reduced, to improve the detection accuracy of direct shear apparatus.
2, the anti-soil deformation direct shear apparatus of the permeable draining of the utility model, by the way that upper porous disc is arranged, lower porous disc squeezes
The moisture of soil, and being discharged by upper drainage hole, lower drainage hole reduces using to avoid economizing on resources using permeable stone
Cost, and sufficiently drain, further increase the detection accuracy of direct shear apparatus.
3, the anti-soil deformation direct shear apparatus of the permeable draining of the utility model, by the way that the top of upper porous disc is arranged to circular arc
Shape, and the different rubber column two of length is set on the top of upper porous disc, it is more uniformly stressed porous disc, to make soil
The lower pressure that earth sample is received is more uniform, is further reduced influence caused by deformation, improves test accuracy.
4, the anti-soil deformation direct shear apparatus of the permeable draining of the utility model, by setting upper limit plate, lower limiting board to upper
Shear box, lower shear box are limited, and upper limit plate, lower limiting board when soil shear is avoided to be staggered up and down, so that error is reduced,
Improve the accuracy of shearing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the anti-soil deformation direct shear apparatus of permeable draining of the embodiments of the present invention 1；
Fig. 2 is the outside drawing of the anti-soil deformation direct shear apparatus of permeable draining of the embodiments of the present invention 1；
Fig. 3 is the structural schematic diagram of the anti-soil deformation direct shear apparatus of permeable draining of the embodiments of the present invention 2；
Fig. 4 is the structural schematic diagram of the anti-soil deformation direct shear apparatus of permeable draining of the embodiments of the present invention 3.
Symbol description:
1 frame, 17 pulley
Porous disc in 2 spin 18
Push plate on 3 rubber columns 1
4 lower 21 Electrohydraulic push rods of porous disc
The lower push plate of 5 elastic telescopicing rods 1
6 lower 23 rubber columns two of shear box
8 dynamometer, 24 elastic telescopicing rod two
9 bumper post, 25 upper limit plate
26 lower limiting board of shear box on 10
The lower drainage hole of 11 sliding slots 27
Drainage hole on 12 lower platens 28
13 support rod, 29 limit sleeve
14 fixing seat, 30 push rod
15 hydraulic press, 31 thrust display panel
16 hydraulic display panels
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Please refer to Fig. 1 and Fig. 2, the anti-soil deformation direct shear apparatus of the permeable draining of the utility model include frame 1, under cut
Cut mechanism, upper cutting mechanism, upper hydraulic device, two bumper posts 9, dynamometer 8, Electrohydraulic push rod 21.
The bottom end of lower cutting mechanism is slidably mounted on the bottom wall of frame 1.Lower cutting mechanism includes lower shear box 6, multiple
Elastic telescopicing rod 1, lower push plate 22, lower porous disc 4, multiple rubber columns 1, multiple spin 2.It slides the bottom end of lower shear box 6
It is mounted on the bottom wall of frame 1.The bottom end of rubber column 1 is fixed on the bottom wall of lower shear box 6, and top is fixed on lower porous disc
On 4 bottom end, and lower porous disc 4 is slided up and down and is mounted on lower 6 inner wall of shear box.One end of elastic telescopicing rod 1 is mounted on
On the side wall of lower shear box 6, the other end is mounted on the side wall of lower push plate 22.Elastic telescopicing rod 1 wraps around setting bullet
Spring enhances its buffering effect to reinforce the elasticity of elastic telescopicing rod 1.Survey crew pushes lower push plate 22 to make elastic telescopic
Bar 1 pushes lower shear box 6 to move left and right.It by elastic telescopicing rod 1, one 3 pairs of rubber column shearings and can thus be pressurized
Edge buffered, keep the numerical density of fringe region more uniform, reduce the deformation of generation, to improve the inspection of direct shear apparatus
Survey precision.The outside of lower shear box 6 opens up multiple lower drainage holes 27 and lower drainage hole 27 and the interval of rubber column 1 are arranged, and makes position
It is discharged in the moisture of the soil in lower shear box 6, improves test accuracy, reduce the dependence to permeable stone.The setting of spin 2 exists
It under the bottom end of lower shear box 6 and slides lower shear box 6 on the bottom wall of frame 1, rubs to convert rolling for sliding friction
It wipes, reduces frictional force, improve test accuracy.
Upper cutting mechanism is located on lower cutting mechanism and cutting mechanism is descended to slide relatively.Upper cutting mechanism includes upper shear box
10, multiple elastic telescopicing rods 2 24, upper push plate 19, top are arc-shaped upper porous disc 18, multiple rubber columns 2 23, push
Plate 12.The bottom end of upper shear box 10 is slidably mounted on the top surface of lower shear box 6.One end of elastic telescopicing rod 2 24 is fixed on
On the side wall of upper shear box 10, the other end is fixed on the side wall of push plate 19.Elastic telescopicing rod 2 24 wraps around setting
Spring, effect are identical as elastic telescopicing rod 1.Upper porous disc 18, which slides up and down, to be mounted on the inner wall of shear box 10.On
The apical lateral of porous disc 18 opens up drainage hole 28.One end of rubber column 2 23 is fixed on the top of porous disc 18, separately
One end is fixed on the bottom end of lower platen 12.Here in the arc-shaped by the way that the top of upper porous disc 18 to be arranged, and upper permeable
Length different rubber column 2 23 is set on the top of plate 18, is more uniformly stressed porous disc 18, to make soil pattern
The lower pressure received is more uniform, is further reduced influence caused by deformation, improves test accuracy.Meanwhile elastic telescopicing rod 2 24,
Rubber column 2 23 also acts as the effect of buffering, improves the accuracy of test.
Upper limit plate 25, lower limiting board 26 is arranged in the side of frame 1.Upper shear box 10, upper push plate 19 in activity along
It slides in the direction of the horizontal concrete chute one opened up on the side wall of upper limit plate 25.Lower shear box 6, lower push plate 22 in activity along
It slides in the direction of the horizontal concrete chute two opened up on the side wall of lower limiting board 26.Upper limit plate 25, lower limiting board 26 are to upper shear box
10, lower shear box 6 is limited, and avoids shear box 10, lower shear box 6 from being staggered when producing relative sliding and test is caused to miss
Difference improves the accuracy of shearing to reduce error, convenient for operation.
In the present embodiment, it is used to apply pressure to lower platen 12 using upper hydraulic device.Upper hydraulic device includes at least
Two support rods 13, fixing seat 14, hydraulic press 15, hydraulic display panel 16, at least two pulleys 17.It is opened up in the bottom end of frame 1
Sliding slot 11, two pulleys 17 are arranged in sliding slot 11 and 11 direction sliding along the chute.Each pulley 17 is mounted on corresponding one
On the bottom end of a support rod 13.The top of two support rods 13 is separately fixed in the opposite sides of fixing seat 14.Hydraulic press 15
It is fixed on the middle part of fixing seat 14 and lower platen 12 is carried out hydraulic.Hydraulic display panel 16 is mounted in fixing seat 14 and for showing
Show the lower pressure of hydraulic press 15.
In the present embodiment, the quantity of upper push plate 19 is two, and one end of two bumper posts 9 is separately fixed at two and above pushes away
On the separate two sides of plate 19, the other end is separately fixed on the opposite medial surface of frame 1.
Dynamometer 8 is mounted on 1 side of frame, and for measuring the thrust that push plate 19 is subject to.Electrohydraulic push rod 21 is installed
On frame 1, and for applying thrust to lower push plate 22.
When the shearing force to soil measures: soil being placed on upper cutting mechanism first and lower cutting mechanism is constituted
Cavity in, and keep the uniform placement of soil；Secondly start upper hydraulic device, apply pressure to lower platen 12；Then it opens
Dynamic Electrohydraulic push rod 21 applies thrust to lower push plate 22, and further pushes lower shear box 6, and make upper shear box 10 by soil
By thrust；The thrust that upper push plate 19 is subject to is measured finally by dynamometer 8, and calculates the shearing resistance of soil according to Coulomb's law
Shearing stress.
In conclusion the anti-soil deformation direct shear apparatus of the permeable draining of the present embodiment, by the way that elastic telescopicing rod 1, bullet is arranged
Property telescopic rod 2 24, rubber column 1, rubber column 2 23, to shearing and be pressurized edge buffer, make the particle of fringe region
It is more uniformly stressed, reduces the deformation of generation, to improve the detection accuracy of direct shear apparatus.The present embodiment is by being arranged upper porous disc
18, the moisture of lower 4 impacting soil of porous disc, and discharged by upper drainage hole 28, lower drainage hole 27, to avoid using permeable
Stone economizes on resources, and reduces the cost used, and sufficiently drain, further increases the detection accuracy of direct shear apparatus.The present embodiment is logical
It crosses the setting of the top of upper porous disc 18 is in the arc-shaped, and the different rubber column two of length is set on the top of upper porous disc 18
23, it is more uniformly stressed porous disc 18, so that the lower pressure for receiving soil pattern is more uniform, deformation is further reduced and makes
At influence, improve test accuracy.The present embodiment by setting upper limit plate 25, lower limiting board 26 to upper shear box 10, under cut
It cuts box 6 to be limited, avoids upper limit plate 25 when soil shear, about 26 lower limiting board from being staggered, to reduce error, raising is cut
The accuracy cut.
Embodiment 2
The anti-soil deformation direct shear apparatus of permeable draining for please referring to Fig. 3 the present embodiment is similar to the direct shear apparatus of embodiment 1, difference
It is in the present embodiment, sets 6 for the quantity of support rod 13, and be uniformly arranged on the both sides of fixing seat 14.Pass through this
Sample can enable upper liquid pressure device more stable when hydraulic, and can slide with upper cutting mechanism, improve the accuracy of shearing,
Facilitate application pressure.
Embodiment 3
Referring to Fig. 4, the anti-soil deformation direct shear apparatus of the permeable draining of the present embodiment is similar to the direct shear apparatus of embodiment 1, area
It is not that the present embodiment will push the mechanism of lower push plate 22 to be arranged to hand gear.Hand gear include limit sleeve 29, push rod 30,
Thrust display panel 31.Wherein, limit sleeve 29 is mounted on the side of frame 1, and push rod 30 passes through limit sleeve 29 and pushes lower push plate
22, thrust display panel 31 is mounted on the size on limit sleeve 29 and for showing thrust.In practical applications, it generally requires manually
Lower push plate 22 is pushed, in order to be tested, therefore the anti-soil deformation direct shear apparatus of permeable draining of the present embodiment can be adapted for
Soil shear test under this situation, to improve the shear efficiency of direct shear apparatus, carries out shearing behaviour to soil convenient for survey crew
Make.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (10)
1. a kind of permeable anti-soil deformation direct shear apparatus of draining, comprising:
Frame (1)；
Lower cutting mechanism, bottom end are slidably mounted on the bottom wall of frame (1)；
Upper cutting mechanism, is located on the lower cutting mechanism and the relatively described lower cutting mechanism slides；
It is characterized by: the lower cutting mechanism include lower shear box (6), multiple elastic telescopicing rods one (5), lower push plate (22),
Lower porous disc (4), multiple rubber columns one (3)；The bottom end of lower shear box (6) is slidably mounted on the bottom wall of frame (1)；Rubber column
The bottom end of one (3) is fixed on the bottom wall of lower shear box (6), and top is fixed on the bottom end of lower porous disc (4), and lower porous disc
(4) it slides up and down and is mounted on lower shear box (6) inner wall；One end of elastic telescopicing rod one (5) is mounted on the side of lower shear box (6)
On wall, the other end is mounted on the side wall of lower push plate (22)；Push lower push plate (22) that elastic telescopicing rod one (5) is made to push lower shearing
Box (6) moves left and right；
The upper cutting mechanism include upper shear box (10), multiple elastic telescopicing rods two (24), upper push plate (19), top be circular arc
Upper porous disc (18), multiple rubber columns two (23), the lower platen (12) of shape；The bottom end of upper shear box (10), which is slidably mounted on down, cuts
On the top surface for cutting box (6)；One end of elastic telescopicing rod two (24) is fixed on the side wall of shear box (10), and the other end is fixed on
On the side wall of upper push plate (19)；Upper porous disc (18), which slides up and down, to be mounted on the inner wall of shear box (10)；Rubber column two
(23) one end is fixed on the top of porous disc (18), and the other end is fixed on the bottom end of lower platen (12)；
Wherein, soil is placed in the cavity that the upper cutting mechanism and the lower cutting mechanism are constituted, and is applied to lower platen (12)
Plus-pressure, while thrust is applied to lower push plate (22) and measures the thrust that above push plate (19) are subject to.
2. the permeable anti-soil deformation direct shear apparatus of draining of one kind according to claim 1, it is characterised in that: elastic telescopicing rod one
(5), the outside of elastic telescopicing rod two (24) is around setting spring.
3. the permeable anti-soil deformation direct shear apparatus of draining of one kind according to claim 1, it is characterised in that: the side of frame (1)
Upper limit plate (25), lower limiting board (26) are arranged in face；Upper shear box (10), upper push plate (19) are in activity along upper limit plate
(25) it slides in the direction of the horizontal concrete chute one opened up on side wall；Lower shear box (6), lower push plate (22) are in activity along lower limit
The direction sliding of the horizontal concrete chute two opened up on the side wall of position plate (26).
4. the permeable anti-soil deformation direct shear apparatus of draining of one kind according to claim 1, it is characterised in that: lower shear box (6)
Outside open up multiple lower drainage holes (27) and lower drainage hole (27) and rubber column one (3) interval is arranged.
5. the permeable anti-soil deformation direct shear apparatus of draining of one kind according to claim 1, it is characterised in that: upper porous disc (18)
Apical lateral open up drainage hole (28).
6. the permeable anti-soil deformation direct shear apparatus of draining of one kind according to claim 1, it is characterised in that: the direct shear apparatus is also
Including applying stressed upper hydraulic device to lower platen (12)；The upper hydraulic device includes at least two support rods (13), consolidates
Reservation (14), hydraulic press (15), hydraulic display panel (16), at least two pulleys (17)；Sliding slot is opened up in the bottom end of frame (1)
(11), two pulleys (17) are arranged in sliding slot (11) and the direction of (11) is slided along the chute；Each pulley (17) is mounted on phase
On the bottom end for the support rod (13) answered；The top of two support rods (13) is separately fixed at the opposite sides of fixing seat (14)
On；Hydraulic press (15) is fixed on the middle part of fixing seat (14) and carries out to lower platen (12) hydraulic；Hydraulic display panel (16) installation
Lower pressure on fixing seat (14) and for showing hydraulic press (15).
7. the permeable anti-soil deformation direct shear apparatus of draining of one kind according to claim 1, it is characterised in that: the direct shear apparatus is also
Including two bumper posts (9)；The quantity of upper push plate (19) is two；One end of two bumper posts (9) is separately fixed on two
On the separate two sides of push plate (19), the other end is separately fixed on the opposite medial surface of frame (1).
8. the permeable anti-soil deformation direct shear apparatus of draining of one kind according to claim 7, it is characterised in that: the direct shear apparatus is also
Including the dynamometer (8) being mounted on frame (1) side；Dynamometer (8) is for measuring the thrust that push plate (19) is subject to.
9. the permeable anti-soil deformation direct shear apparatus of draining of one kind according to claim 1, it is characterised in that: the lower cutter
Structure also wraps multiple spin (2)；Spin (2) is arranged under the bottom end of lower shear box (6) and makes lower shear box (6) in frame (1)
It is slided on bottom wall.
10. the permeable anti-soil deformation direct shear apparatus of draining of one kind according to claim 1, it is characterised in that: the direct shear apparatus
It further include the Electrohydraulic push rod (21) being mounted on frame (1)；Electrohydraulic push rod (21) is used to apply thrust to lower push plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808646.6U CN208206697U (en) | 2018-05-29 | 2018-05-29 | A kind of permeable anti-soil deformation direct shear apparatus of draining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808646.6U CN208206697U (en) | 2018-05-29 | 2018-05-29 | A kind of permeable anti-soil deformation direct shear apparatus of draining |
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| Publication Number | Publication Date |
|---|---|
| CN208206697U true CN208206697U (en) | 2018-12-07 |
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ID=64515661
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|---|---|---|---|
| CN201820808646.6U Expired - Fee Related CN208206697U (en) | 2018-05-29 | 2018-05-29 | A kind of permeable anti-soil deformation direct shear apparatus of draining |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552674A (en) * | 2019-08-19 | 2019-12-10 | 河南工程学院 | true triaxial contains microorganism coal body fracturing experimental apparatus |
| CN111024578A (en) * | 2019-12-03 | 2020-04-17 | 中铁十局集团第五工程有限公司 | Simulation tank testing device and testing method for underground diaphragm wall |
-
2018
- 2018-05-29 CN CN201820808646.6U patent/CN208206697U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552674A (en) * | 2019-08-19 | 2019-12-10 | 河南工程学院 | true triaxial contains microorganism coal body fracturing experimental apparatus |
| CN111024578A (en) * | 2019-12-03 | 2020-04-17 | 中铁十局集团第五工程有限公司 | Simulation tank testing device and testing method for underground diaphragm wall |
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Granted publication date: 20181207 Termination date: 20190529 |