CN102230931A - Dilatometer - Google Patents
Dilatometer Download PDFInfo
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- CN102230931A CN102230931A CN2011101603638A CN201110160363A CN102230931A CN 102230931 A CN102230931 A CN 102230931A CN 2011101603638 A CN2011101603638 A CN 2011101603638A CN 201110160363 A CN201110160363 A CN 201110160363A CN 102230931 A CN102230931 A CN 102230931A
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- container
- soil sample
- level
- base
- dilatometer
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Abstract
The invention discloses a dilatometer. The dilatometer at least comprises a base, a container arranged on the upper side of the base, a vertical dial indicator and a horizontal dial indicator, wherein the container consists of a base plate and a side wall; a cuboid soil sample is arranged in the container; a vertical force measurement plate is arranged on the upper side of the cuboid soil sample; a horizontal force measurement plate capable of moving along the normal direction of more than one side wall of the cuboid soil sample with the dilation of the soil sample is leaned on the side wall; the vertical dial indicator and the vertical force measurement plate are contacted with each other tightly and vertical to each other; and the horizontal dial indicator passes through a dial indicator insertion hole formed in the side wall of the container and is contacted with the horizontal force measurement plate tightly and vertical to the horizontal force measurement plate. By the dilatometer, a user can observe the dilated deformation of the soil sample in vertical and horizontal directions at the same time.
Description
Technical field
The present invention relates to a kind of dilatometer.
Background technology
The existing dilatometer that is used to measure the dilatational strain of cylindrical soil sample can only observe soil sample vertically to dilatational strain, can't measure the soil sample level to dilatational strain.
Summary of the invention
For solving the aforementioned problems in the prior, the invention provides a kind of dilatometer, dilatometer provided by the invention can observe simultaneously soil sample vertically to and level to dilatational strain.
For reaching above-mentioned purpose, the present invention adopts following technical scheme: a kind of dilatometer, at least comprise base, place the container of base top, vertically to clock gauge and level to clock gauge, container is made up of base plate and sidewall, the rectangular parallelepiped soil sample places container, the top of rectangular parallelepiped soil sample is placed with vertically to force plate, one of the rectangular parallelepiped soil sample has the level that can be with the expansion of soil sample moves along the normal direction of this sidewall to force plate to lean on the upper side wall, vertically closely contact and perpendicular to force plate with vertical to clock gauge, level is passed the clock gauge of being located on the container side wall to clock gauge and is penetrated the hole and closely contact also perpendicular to force plate with level.
Level is two and leans on respectively on left and right two sidewalls of rectangular parallelepiped soil sample that to force plate be provided with the mounting groove of the and arranged on left and right sides of two soil samples that are placed in that are parallel to each other on container floor, level is in force plate is intercalated in mounting groove.
Lean on former and later two sidewalls of rectangular parallelepiped soil sample the limiting plate that has permeable hole is arranged, container is cuboid, on the left and right sidewall of cuboid container, be respectively equipped with two pairs of draw-in grooves, the be placed in forward and backward side of rectangle soil sample of two pairs of draw-in grooves, limiting plate closely is installed in the draw-in groove.
Described limiting plate is made by organic glass.
Describedly vertically on force plate, all have permeable hole to force plate and level.
Clock gauge penetrates the hole and is provided with O-ring seal.
The base plate of container is provided with water storage tank, and the organic glass porous disc that has permeable hole is stamped in the top of water storage tank.
The base plate of container is provided with the drainpipe that is communicated with water storage tank, and drainpipe is provided with tongs.
Container, vertically make by organic glass to force plate to force plate, level, base is made by metal material.
The top of base is provided with the balance globule, and the below of base is provided with set screw.
Compared with prior art, dilatometer provided by the invention has the following advantages:
Can observe simultaneously soil sample vertically to and level to dilatational strain; Simple in structure; Container is made by organic glass, is convenient to Direct observation.
Description of drawings
Fig. 1 is the one-piece construction synoptic diagram of dilatometer of the present invention.
Among the figure: the 1-base; The 2-container; The 3-permeable hole; 4-is vertically to force plate; 5-is vertically to clock gauge; The 6-level is to clock gauge; The 7-level is to force plate; The 8-clock gauge penetrates the hole; The 9-limiting plate; The 10-water storage tank; The 11-porous disc; The 12-drainpipe; The 13-tongs; The 14-balance globule; The 15-set screw.
Embodiment
Below in conjunction with specific embodiment dilatometer provided by the invention is described in further details.
As shown in fig. 1, dilatometer of the present invention comprise base 1 at least, place the container 2 of base 1 top, vertically to clock gauge 5 and level to clock gauge 6.Cuboid is formed and be to container 2 by base plate and sidewall, and the rectangular parallelepiped soil sample places container 2.
The top of rectangular parallelepiped soil sample be placed with have permeable hole 3 vertically to force plate 4, vertically closely contact also perpendicular with vertical to force plate 4 to clock gauge 5.
Leaning on left and right two sidewalls of rectangular parallelepiped soil sample has the level that can be with the expansion of soil sample outwards moves along the normal direction of these two sidewalls to force plate 7, level has permeable hole 3 on force plate 7, on container 2 base plates, be provided with the mounting groove of the and arranged on left and right sides of two soil samples that are placed in that are parallel to each other, level is intercalated in the mounting groove to force plate 7, two levels are passed clock gauge on the left and right sidewall of being located at container 2 separately and are penetrated hole 8 and level and closely contact also perpendicularly to force plate 7 to clock gauge 6, clock gauge penetrates hole 8 and is provided with O-ring seal.
Lean on former and later two sidewalls of rectangular parallelepiped soil sample the limiting plate 9 that has permeable hole 3 is arranged, on the left and right sidewall of cuboid container 2, be respectively equipped with two pairs of draw-in grooves, the be placed in forward and backward side of rectangle soil sample of two pairs of draw-in grooves, limiting plate 9 closely is installed in the draw-in groove.Limiting plate 9 is made by organic glass.
The base plate of container 2 is provided with water storage tank 10, and the organic glass porous disc 11 that has permeable hole 3 is stamped in the top of water storage tank 10.The base plate of container 2 is provided with the drainpipe 12 that is communicated with water storage tank 10, and drainpipe 12 is provided with tongs 13.
The top of base 1 is provided with the balance globule 14, and the below of base 1 is provided with set screw 15.
The operating process of dilatometer provided by the invention is as follows:
(1) dilatometer is placed on the fixing smooth table top, adjusts the set screw of instrument base below, the state of the optical viewer base top balance globule makes instrument be in level.
(2) the rectangular parallelepiped soil sample that will cut in advance is placed in the container, spreads infiltration filter paper around soil sample.
(3) forward and backward limiting plate closely is installed in the draw-in groove on the left and right sidewall of being located at the cuboid container.
(4) with left and right level in force plate is intercalated in the mounting groove of being located on the container floor.
(5) three clock gauges are installed on the correct position place on top, left side and the right side of soil sample respectively, and with each clock gauge zeroing.
(6) slowly in container, add distilled water, soil sample immersed in the water fully, this moment soil sample begin to produce gradually vertically to level to expansion.In experimentation, remain soil sample and immerse in the water fully.
(7), observe in good time, write down the numerical value of each clock gauge, if continuous three times deformation values all in＜0.005mm scope, thinks that then bloating test reaches stable by the requirement of test specification time observation.
(8) tongs on the drainpipe is opened, made the water emptying in the container, soil sample is taken out from container.
(9) after experiment is finished, the wiping dilatometer, and smear conserve oil, in order to subnormal use down.
Claims (10)
1. dilatometer, it is characterized in that: comprise base at least, place the container of base top, vertically to clock gauge and level to clock gauge, container is made up of base plate and sidewall, the rectangular parallelepiped soil sample places container, the top of rectangular parallelepiped soil sample is placed with vertically to force plate, one of the rectangular parallelepiped soil sample has the level that can be with the expansion of soil sample moves along the normal direction of this sidewall to force plate to lean on the upper side wall, vertically closely contact and perpendicular to force plate with vertical to clock gauge, level is passed the clock gauge of being located on the container side wall to clock gauge and is penetrated the hole and closely contact also perpendicular to force plate with level.
2. dilatometer according to claim 1, it is characterized in that: level is two and leans on respectively on left and right two sidewalls of rectangular parallelepiped soil sample to force plate, be provided with the mounting groove of the and arranged on left and right sides of two soil samples that are placed in that are parallel to each other on container floor, level is in force plate is intercalated in mounting groove.
3. dilatometer according to claim 1, it is characterized in that: leaning on former and later two sidewalls of rectangular parallelepiped soil sample has the limiting plate that has permeable hole, container is cuboid, on the left and right sidewall of cuboid container, be respectively equipped with two pairs of draw-in grooves, the be placed in forward and backward side of rectangle soil sample of two pairs of draw-in grooves, limiting plate closely is installed in the draw-in groove.
4. dilatometer according to claim 3 is characterized in that: described limiting plate is made by organic glass.
5. dilatometer according to claim 1 is characterized in that: describedly vertically all have permeable hole to force plate and level on force plate.
6. dilatometer according to claim 1, it is characterized in that: clock gauge penetrates the hole and is provided with O-ring seal.
7. dilatometer according to claim 1 is characterized in that: the base plate of container is provided with water storage tank, and the organic glass porous disc that has permeable hole is stamped in the top of water storage tank.
8. dilatometer according to claim 7 is characterized in that: the base plate of container is provided with the drainpipe that is communicated with water storage tank, and drainpipe is provided with tongs.
9. dilatometer according to claim 1 is characterized in that: container, vertically make by organic glass to force plate to force plate, level, base is made by metal material.
10. dilatometer according to claim 1 is characterized in that: the top of base is provided with the balance globule, and the below of base is provided with set screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110160363.8A CN102230931B (en) | 2011-06-15 | 2011-06-15 | Dilatometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110160363.8A CN102230931B (en) | 2011-06-15 | 2011-06-15 | Dilatometer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102230931A true CN102230931A (en) | 2011-11-02 |
| CN102230931B CN102230931B (en) | 2014-04-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110160363.8A Expired - Fee Related CN102230931B (en) | 2011-06-15 | 2011-06-15 | Dilatometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102230931B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590476A (en) * | 2012-02-10 | 2012-07-18 | 浙江大学 | Vertisol expansion coefficient measurement device and application thereof |
| CN103323576A (en) * | 2013-06-09 | 2013-09-25 | 河海大学 | True three-dimensional swell-shrink instrument |
| CN103499678A (en) * | 2013-07-23 | 2014-01-08 | 北京交通大学 | Determinator for soil volume expansive force |
| CN103645206A (en) * | 2013-12-03 | 2014-03-19 | 中国电子科技集团公司第四十一研究所 | Simple measurement method of expansion factors of optical fiber ring and framework material thereof |
| CN105651970A (en) * | 2016-03-18 | 2016-06-08 | 广西大学 | Temperature control soil expansion instrument |
| CN105891105A (en) * | 2016-06-15 | 2016-08-24 | 南京大学 | Multi-boundary-condition dilatometer and soil expansion test method |
| CN106526147A (en) * | 2016-11-30 | 2017-03-22 | 东南大学 | Device and method for measuring expansion performance of mortar or concrete under vertical semi-submerged condition |
| CN106680463A (en) * | 2017-01-19 | 2017-05-17 | 南京工程学院 | True 3D swelling-shrinking instrument capable of calculating swelling-shrinking deformation of soil sample on basis of water volume change |
| CN111189992A (en) * | 2018-11-14 | 2020-05-22 | 新疆水利水电科学研究院 | Engineering soil body frost heaving force testing device |
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| CN1056578A (en) * | 1991-06-29 | 1991-11-27 | 石油勘探开发科学研究院钻井工艺研究所 | Clay swelling test method and device |
| CN1301958A (en) * | 1999-12-30 | 2001-07-04 | 中国地质大学（武汉） | Testing method and testing device for expansion pressure of soild expansion material |
| CN2660507Y (en) * | 2003-09-17 | 2004-12-01 | 西安力创计量仪器有限公司 | Rock and soil 3-D state strength testing device |
| CN2700883Y (en) * | 2004-06-03 | 2005-05-18 | 余维初 | Non-contact high temperature and high pressure intelligent expanding instrument |
| CN201387312Y (en) * | 2009-04-10 | 2010-01-20 | 中国地质大学（武汉） | Consolidometer |
-
2011
- 2011-06-15 CN CN201110160363.8A patent/CN102230931B/en not_active Expired - Fee Related
Patent Citations (5)
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| CN1056578A (en) * | 1991-06-29 | 1991-11-27 | 石油勘探开发科学研究院钻井工艺研究所 | Clay swelling test method and device |
| CN1301958A (en) * | 1999-12-30 | 2001-07-04 | 中国地质大学（武汉） | Testing method and testing device for expansion pressure of soild expansion material |
| CN2660507Y (en) * | 2003-09-17 | 2004-12-01 | 西安力创计量仪器有限公司 | Rock and soil 3-D state strength testing device |
| CN2700883Y (en) * | 2004-06-03 | 2005-05-18 | 余维初 | Non-contact high temperature and high pressure intelligent expanding instrument |
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Non-Patent Citations (3)
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590476B (en) * | 2012-02-10 | 2014-06-25 | 浙江大学 | Vertisol expansion coefficient measurement device and application thereof |
| CN102590476A (en) * | 2012-02-10 | 2012-07-18 | 浙江大学 | Vertisol expansion coefficient measurement device and application thereof |
| CN103323576A (en) * | 2013-06-09 | 2013-09-25 | 河海大学 | True three-dimensional swell-shrink instrument |
| CN103499678A (en) * | 2013-07-23 | 2014-01-08 | 北京交通大学 | Determinator for soil volume expansive force |
| CN103499678B (en) * | 2013-07-23 | 2015-06-03 | 北京交通大学 | Determinator for soil volume expansive force |
| CN103645206B (en) * | 2013-12-03 | 2017-02-15 | 中国电子科技集团公司第四十一研究所 | Simple measurement method of expansion factors of optical fiber ring and framework material thereof |
| CN103645206A (en) * | 2013-12-03 | 2014-03-19 | 中国电子科技集团公司第四十一研究所 | Simple measurement method of expansion factors of optical fiber ring and framework material thereof |
| CN105651970A (en) * | 2016-03-18 | 2016-06-08 | 广西大学 | Temperature control soil expansion instrument |
| CN105891105A (en) * | 2016-06-15 | 2016-08-24 | 南京大学 | Multi-boundary-condition dilatometer and soil expansion test method |
| CN105891105B (en) * | 2016-06-15 | 2018-09-14 | 南京大学 | A kind of multi-boundary Condition dilatometer and soil expansion test method |
| CN106526147A (en) * | 2016-11-30 | 2017-03-22 | 东南大学 | Device and method for measuring expansion performance of mortar or concrete under vertical semi-submerged condition |
| CN106526147B (en) * | 2016-11-30 | 2019-06-25 | 东南大学 | A kind of device and method that the expansion character measuring mortar or concrete under the conditions of vertical half soaks measures |
| CN106680463A (en) * | 2017-01-19 | 2017-05-17 | 南京工程学院 | True 3D swelling-shrinking instrument capable of calculating swelling-shrinking deformation of soil sample on basis of water volume change |
| CN111189992A (en) * | 2018-11-14 | 2020-05-22 | 新疆水利水电科学研究院 | Engineering soil body frost heaving force testing device |
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| Publication number | Publication date |
|---|---|
| CN102230931B (en) | 2014-04-09 |
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Granted publication date: 20140409 Termination date: 20160615 |
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| CF01 | Termination of patent right due to non-payment of annual fee |