CN105334116A - Solidified soil direct shear apparatus - Google Patents
Solidified soil direct shear apparatus Download PDFInfo
- Publication number
- CN105334116A CN105334116A CN201510716071.6A CN201510716071A CN105334116A CN 105334116 A CN105334116 A CN 105334116A CN 201510716071 A CN201510716071 A CN 201510716071A CN 105334116 A CN105334116 A CN 105334116A
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- Prior art keywords
- box body
- lower box
- ball
- hole
- direct shear
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Abstract
The invention discloses a solidified soil direct shear apparatus. The solidified soil direct shear apparatus comprises a base, a lower box body and an upper box body, wherein the lower box body is arranged on the base in a slidable mode, and the upper box body is arranged on the lower box body. A through hole is formed in the upper box body. A slot is formed in the lower box body. The through hole is communicated with the slot. A rolling mechanism is arranged between the base and the lower box body. The rolling mechanism comprises a ball and a limiting plate fixedly installed on the base. An arc groove for containing the ball is formed in the limiting plate. A through hole penetrating through the limiting plate is formed in the arc groove. One end of the ball makes contact with the base, and the other end of the ball stretches out of the through hole. The diameter of the through hole is smaller than that of the ball. The ball will not be disengaged in the vertical direction, residual solidified soil in the lower box body can be rapidly ejected out through a top plate, the interior of the lower box body can be conveniently cleaned, and the solidified soil direct shear apparatus has the advantages of being simple in structure, convenient to clean, stable and reliable.
Description
Technical field
The present invention relates to direct shear apparatus, refer in particular to a kind of solidified earth direct shear apparatus.
Background technology
Direct shear apparatus, be called for short direct shear apparatus, its effect is for carrying out direct shear test to object.This kind of instrument is made up of the upper box fixed and moveable lower box.During test, by piston, pressure is vertically downward applied to sample by lever system, simultaneously, the wheel shaft adopting constant speed to advance applies horizontal applied force on lower box, sample is made to produce shear displacemant at vertically box horizontal contact face, the annular strain value of measuring one's own ability that the shearing force size that this process produces is measured by the micrometer gauge of measuring one's own ability on ring, then determines through converting.But, existing direct shear apparatus is when the solidification soil sample larger to intensity carries out shearing mensuration, and there is following shortcoming: when 1, soil sample is sheared destruction, the guide rail contacted with lower box can produce larger vibrations, easily make the ball in guide rail occur the situation of being scattered, have a strong impact on the normal slip of lower box; 2, after having sheared, because the residual solidified soil sample being retained in lower box is tightly sheathed on the inside of lower box, cause cleaning inconvenient and be difficult to clean out.
Summary of the invention
The object of the invention is to solve existing direct shear apparatus and there is the problem that to be scattered and the cleaning of lower box is inconvenient appear in the ball easily occurred in guide rail, the solidified earth direct shear apparatus that a kind of structure is simple, easy to clean and reliable and stable is provided.
Object of the present invention can reach by the following technical solutions:
A kind of solidified earth direct shear apparatus, comprise base, be slidably located at the lower box body on base, and be located at the upper cartridge body on lower box body, described upper cartridge body has through hole, and described lower box body has slotted eye, described through hole is connected with described slotted eye; Rolling mechanism is provided with between described base and lower box body, described rolling mechanism comprises the limiting plate on ball and the described base of fixed installation, described limiting plate has the arc groove for placing described ball, and described arc groove has the through hole running through described limiting plate; Described through hole is stretched out outside one end of described ball and described base contacts, the other end; The diameter of described through hole is less than the diameter of ball.
Further, the bottom surface of described lower box body has groove, and the external part of described ball snaps in described groove.
As the preferred scheme of one, described lower box body is provided with the top board running through described slotted eye, and the two sides of described lower box body are stretched out at the two ends of described top board;
Further, described top board comprises the section of ejecting slidably be installed in described slotted eye, and hinged with the described section of ejecting two ends respectively two in one end press section, and the other end of described pressing section stretches out described lower box body.
Further, described lower box body comprises outter box and is fixedly installed in the inner box of outter box inside, and described slotted eye is located on inner box, and described upper cartridge body is located on inner box, and described through hole is connected with described slotted eye.
As the preferred scheme of one, the described slotted eye be positioned on described top board is provided with the Water permeable body that can slide along slotted eye.
As the preferred scheme of one, described inner box is provided with handle.
Implement the present invention, there is following beneficial effect:
1, the present invention's process of rotating at ball, ball can only rotate in situ under the constraint of limiting plate, can not move with lower box body and slide, the situation preventing ball to come off from the both ends horizontal of base occurs, and the diameter due to through hole is less than the diameter of ball, ball can not be deviate from from vertical direction, thus ensure that stability and the reliability of ball work.
2, the present invention is after cutting off solidified earth, by applying downward pressure to the pressing section of top board, then presses the dynamic section of ejecting of length of tape and moves upward, rapidly the residual solidified earth in lower box body can be ejected, be very easy to the cleaning of lower box body inside.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of solidified earth direct shear apparatus of the present invention;
Fig. 2 is the structural representation after solidified earth direct shear apparatus of the present invention removes upper cartridge body;
Fig. 3 is the structural representation of the rolling mechanism of solidified earth direct shear apparatus of the present invention;
Fig. 4 is the structural representation of the top board of solidified earth direct shear apparatus of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment
Referring to figs. 1 through Fig. 3, the present embodiment relates to solidified earth direct shear apparatus, comprise base 1, slidably be located at the lower box body 2 on base 1, and the upper cartridge body 3 be located on lower box body 2, described upper cartridge body 3 has through hole 31, and described lower box body 2 has slotted eye 21, described through hole 31 is connected with described slotted eye 21; Rolling mechanism is provided with between described base 1 and lower box body 2, described rolling mechanism comprises the limiting plate 42 on ball 41 and the described base 1 of fixed installation, described limiting plate 42 has the arc groove 421 for placing described ball 41, and described arc groove 421 has the through hole 31 running through described limiting plate 42; One end of described ball 41 contacts with described base 1, stretch out described through hole 31 outside the other end; The diameter of described through hole 31 is less than the diameter of ball 41.When shearing measures, first upper cartridge body 3 and base 1 are fixed, and then the solidified earth after the demoulding is put into described through hole 31 and slotted eye 21, next step, the wheel shaft adopting constant speed to advance applies horizontal applied force on lower box body 2, make lower box body 2 carry out horizontal slip relative to upper cartridge body 3 under the guiding of ball 41, thus solidified earth is sheared.In the process that ball 41 rotates, ball 41 can only rotate in situ under the constraint of limiting plate 42, can not move with lower box body 2 and slide, the situation preventing ball 41 to come off from the both ends horizontal of base 1 occurs, and the diameter due to through hole 31 is less than the diameter of ball 41, make ball 41 can not deviate from from vertical direction further, thus ensure that the stability that ball 41 works and reliability.
The bottom surface of described lower box body 2 has groove 22, and the external part of described ball 41 snaps in described groove 22.Under the constraint of groove 22, groove 22 makes lower box body 2 can only do rectilinear motion along the direction of ball 41 with coordinating of ball 41, prevents lower box body 2 from deviating from base 1.
As shown in Figure 4, described lower box body 2 is provided with the top board 5 running through described slotted eye 21, and the two sides of described lower box body 2 are stretched out at the two ends of described top board 5; Concrete, described top board 5 comprises the section of ejecting 51 be slidably installed in described slotted eye 21, and hinged with the described section of ejecting 51 two ends respectively two in one end press section 52, and the other end of described pressing section 52 stretches out described lower box body 2.After solidified earth being cut off, by applying downward pressure to pressing section 52, pressing section 52 drives the section of ejecting 51 to move upward, and rapidly the residual solidified earth in lower box body 2 can be ejected, be very easy to the cleaning of lower box body 2 inside.
Described lower box body 2 comprises outter box 23 and is fixedly installed in the inner box 24 of outter box 23 inside, and described slotted eye 21 is located on inner box 24, and described upper cartridge body 3 is located on inner box 24, and described through hole 31 is connected with described slotted eye 21.The upper surface of described inner box 24 and the upper end surface of described outter box 23 are in same level.
In order to make the water in through hole 31 and slotted eye 21 can discharge from by Water permeable body downwards, the described slotted eye 21 be positioned on described top board 5 is provided with the Water permeable body 6 that can slide along slotted eye 21.
Measured carrying out shearing to solidified earth, the conveniently taking-up of upper cartridge body 3, described inner box 24 is provided with handle 7, by holding handle 7, rapidly inner box 24 can be separated dismounting with outter box 23.
Above disclosedly be only a kind of preferred embodiment of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (7)
1. a solidified earth direct shear apparatus, is characterized in that: comprise base, is slidably located at the lower box body on base, and the upper cartridge body be located on lower box body, described upper cartridge body has through hole, and described lower box body has slotted eye, described through hole is connected with described slotted eye; Rolling mechanism is provided with between described base and lower box body, described rolling mechanism comprises the limiting plate on ball and the described base of fixed installation, described limiting plate has the arc groove for placing described ball, and described arc groove has the through hole running through described limiting plate; Described through hole is stretched out outside one end of described ball and described base contacts, the other end; The diameter of described through hole is less than the diameter of ball.
2. a kind of solidified earth direct shear apparatus according to claim 1, is characterized in that: the bottom surface of described lower box body has groove, and the external part of described ball snaps in described groove.
3. a kind of solidified earth direct shear apparatus according to claim 1, it is characterized in that: described lower box body is provided with the top board running through described slotted eye, and the two sides of described lower box body is stretched out at the two ends of described top board.
4. a kind of solidified earth direct shear apparatus according to claim 3, it is characterized in that: described top board comprises the section of ejecting slidably be installed in described slotted eye, and hinged with the described section of ejecting two ends respectively two in one end press section, the other end of described pressing section stretches out described lower box body.
5. a kind of solidified earth direct shear apparatus according to the arbitrary claim of claims 1 to 3, it is characterized in that: described lower box body comprises outter box and is fixedly installed in the inner box of outter box inside, described slotted eye is located on inner box, described upper cartridge body is located on inner box, and described through hole is connected with described slotted eye.
6. a kind of solidified earth direct shear apparatus according to claim 3 or 4, is characterized in that: the described slotted eye be positioned on described top board is provided with the Water permeable body that can slide along slotted eye.
7. a kind of solidified earth direct shear apparatus according to claim 1, is characterized in that: described inner box is provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510716071.6A CN105334116B (en) | 2015-10-28 | 2015-10-28 | A kind of solidified earth direct shear apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510716071.6A CN105334116B (en) | 2015-10-28 | 2015-10-28 | A kind of solidified earth direct shear apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105334116A true CN105334116A (en) | 2016-02-17 |
| CN105334116B CN105334116B (en) | 2018-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510716071.6A Expired - Fee Related CN105334116B (en) | 2015-10-28 | 2015-10-28 | A kind of solidified earth direct shear apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN105334116B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823694A (en) * | 2016-05-04 | 2016-08-03 | 重庆大学 | Rock mass shear test equipment |
| CN105954117A (en) * | 2016-05-04 | 2016-09-21 | 重庆大学 | Test method for simulating gas extraction under action of shear stress |
| CN106706446A (en) * | 2016-12-20 | 2017-05-24 | 广东工业大学 | Multifunctional direct shear apparatus |
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| SU705299A1 (en) * | 1978-06-02 | 1979-12-25 | Московский Ордена Трудового Красного Знамени Инженерно-Строительный Институт Им. В.В.Куйбышева | Device for the determining of shear performance of soil |
| US4445387A (en) * | 1982-06-17 | 1984-05-01 | Regents Of The University Of Minnesota | Compression shear test jig |
| KR20020053410A (en) * | 2000-12-27 | 2002-07-05 | 마이클 디. 오브라이언 | Repetition jig of shear tester for semiconductor package |
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| CN1619285A (en) * | 2004-10-29 | 2005-05-25 | 成都理工大学 | Portable rock mechanic multifunction testing instrument |
| CN102323142A (en) * | 2011-09-05 | 2012-01-18 | 中国科学院武汉岩土力学研究所 | Shear box device for rock indoor direct shear test |
| CN102944486A (en) * | 2012-11-14 | 2013-02-27 | 中国水电顾问集团中南勘测设计研究院 | Shearing device for testing soil strength |
| CN202833904U (en) * | 2012-08-22 | 2013-03-27 | 毛杰 | Ball lead screw pair |
| CN103234840A (en) * | 2013-04-26 | 2013-08-07 | 上海大学 | Unsaturated soil direct-shear test device with function of controlling suction by negative pore water pressure |
| CN103884608A (en) * | 2014-04-05 | 2014-06-25 | 湖南科技大学 | Rock structure surface shearing device and method |
| CN205209897U (en) * | 2015-10-28 | 2016-05-04 | 广东工业大学 | Solidify native staight scissors appearance |
-
2015
- 2015-10-28 CN CN201510716071.6A patent/CN105334116B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU705299A1 (en) * | 1978-06-02 | 1979-12-25 | Московский Ордена Трудового Красного Знамени Инженерно-Строительный Институт Им. В.В.Куйбышева | Device for the determining of shear performance of soil |
| US4445387A (en) * | 1982-06-17 | 1984-05-01 | Regents Of The University Of Minnesota | Compression shear test jig |
| KR20020053410A (en) * | 2000-12-27 | 2002-07-05 | 마이클 디. 오브라이언 | Repetition jig of shear tester for semiconductor package |
| GB2381516A (en) * | 2001-08-30 | 2003-05-07 | Christopher John Hooker | Roller conveyor with displaceable top surface to reveal and conceal rollers |
| CN1619285A (en) * | 2004-10-29 | 2005-05-25 | 成都理工大学 | Portable rock mechanic multifunction testing instrument |
| CN102323142A (en) * | 2011-09-05 | 2012-01-18 | 中国科学院武汉岩土力学研究所 | Shear box device for rock indoor direct shear test |
| CN202833904U (en) * | 2012-08-22 | 2013-03-27 | 毛杰 | Ball lead screw pair |
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| CN103234840A (en) * | 2013-04-26 | 2013-08-07 | 上海大学 | Unsaturated soil direct-shear test device with function of controlling suction by negative pore water pressure |
| CN103884608A (en) * | 2014-04-05 | 2014-06-25 | 湖南科技大学 | Rock structure surface shearing device and method |
| CN205209897U (en) * | 2015-10-28 | 2016-05-04 | 广东工业大学 | Solidify native staight scissors appearance |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823694A (en) * | 2016-05-04 | 2016-08-03 | 重庆大学 | Rock mass shear test equipment |
| CN105954117A (en) * | 2016-05-04 | 2016-09-21 | 重庆大学 | Test method for simulating gas extraction under action of shear stress |
| CN105823694B (en) * | 2016-05-04 | 2019-07-12 | 重庆大学 | Rockmass shear test equipment |
| CN106706446A (en) * | 2016-12-20 | 2017-05-24 | 广东工业大学 | Multifunctional direct shear apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105334116B (en) | 2018-06-19 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liang Shihua Inventor after: Niu Jiuge Inventor after: Zeng Weihua Inventor after: Zhou Shizong Inventor before: Zhou Shizong Inventor before: Liang Shihua |
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| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180619 Termination date: 20211028 |
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| CF01 | Termination of patent right due to non-payment of annual fee |