CN204945135U - A kind of new and improved soil blister shrinkage pick-up unit - Google Patents
A kind of new and improved soil blister shrinkage pick-up unit Download PDFInfo
- Publication number
- CN204945135U CN204945135U CN201520724049.1U CN201520724049U CN204945135U CN 204945135 U CN204945135 U CN 204945135U CN 201520724049 U CN201520724049 U CN 201520724049U CN 204945135 U CN204945135 U CN 204945135U
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- clock gauge
- cylinder mould
- die trial
- shrinkage
- pick
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Abstract
The utility model relates to a kind of new and improved soil blister shrinkage pick-up unit, comprise die trial sleeve, cylinder mould, circular upper holder block, clock gauge supporting component and clock gauge, described die trial sleeve comprises base plate and short sleeve, short sleeve bottom end is connected on base plate, described cylinder mould is flush-mounted in short sleeve, conditioned soil test specimen is loaded in cylinder mould, the external diameter of described circular upper holder block is identical with the internal diameter of cylinder mould, described clock gauge supporting component comprises the semicircle cast iron ring and clock gauge brace summer that are connected as a single entity, semicircle cast iron ring is fixed on base plate, and be located at the periphery of short sleeve, clock gauge brace summer top is provided with the clock gauge plug-in opening for plug-in mounting clock gauge.In the utility model, circular upper holder block can in shaping conditioned soil test specimen process, make whole test specimen end face uniform force, also can when detecting conditioned soil test specimen breathing rate, the deformation values that clock gauge contact is detected is the deformation values of whole test specimen, instead of the deformation values of clock gauge contact point.
Description
Technical field
The utility model relates to a kind of new and improved soil blister shrinkage pick-up unit.
Background technology
Highway construction requires higher to roadbed filling soil, high, the easy compacting of as little in breathing, intensity, good stability etc., but there is bad nature of soil on a large scale in a lot of area of China, need to adopt and borrow the mode of fortune to solve, this not only increases and borrow fortune quantities and borrow fortune cost, and the disposal accumulation of former bad soil causes harm to environment.For this reason, novel soil improvement agent is arisen at the historic moment, and after soil improvement, the swell-shrinking deformation of the soil body is little, and intensity improves, and stability is better.The contraction of current conditioned soil detects and uses cement concrete constriction device, this plant bulk is 15*15*45 (cm), shaping with the pressing machine of 0.7MPa, such test method has two problems: (1) because of the early strength of conditioned soil very low, cause being difficult to be configured as requiring size, and shaping after very easily there is local shedding breakage, cause test failure.(2) the on-the-spot breathing of on-the-spot cement concrete slab based on level to, and subgrade soils breathing is based on vertically, and existing cement concrete breathing detection method is not suitable for subgrade soils.Based on this, be necessary to do a set of new and improved soil blister compression apparatus, to solve the bad problem in these processs of the test.
Utility model content
The technical matters that the utility model solves is to provide a kind of new and improved soil blister shrinkage pick-up unit, to solve the shortcoming in above-mentioned background technology.
The technical matters that the utility model solves realizes by the following technical solutions:
The utility model provides a kind of new and improved soil blister shrinkage pick-up unit, comprise die trial sleeve, cylinder mould, circular upper holder block, clock gauge supporting component and clock gauge, described die trial sleeve comprises die trial base plate and short sleeve, short sleeve bottom end is connected on die trial base plate, described cylinder mould is flush-mounted in short sleeve, conditioned soil test specimen is loaded in cylinder mould, the external diameter of described circular upper holder block is identical with the internal diameter of cylinder mould, described clock gauge supporting component comprises the semicircle cast iron ring and clock gauge brace summer that are connected as a single entity, semicircle cast iron ring is fixed on die trial base plate, and be located at the periphery of short sleeve, clock gauge brace summer top is provided with the clock gauge plug-in opening for plug-in mounting clock gauge.
In the utility model, the periphery described die trial base plate being positioned at short sleeve is provided with bolt mounting holes, and semicircle cast iron ring is provided with the bolt connecting hole be connected with bolt mounting holes by bolt.
In the utility model, described clock gauge brace summer comprises vertical portion and bend, and vertical portion is connected to the centre of semicircle cast iron ring, and with the plane orthogonal at semicircle cast iron ring place.
In the utility model, described clock gauge plug-in opening is positioned on the axis of cylinder mould.
In the utility model, described die trial base plate is square steel plate, and short sleeve is steel drum, and cylinder mould is steel drum, and circular upper holder block is steel plectane.
In the utility model, described clock gauge comprises clock gauge contact and clock gauge dial plate.
In the utility model, the quantity of described bolt mounting holes is three, and the quantity of bolt connecting hole is three.
Advantage and beneficial effect:
The utility model may be used for shaping test piece, also may be used for carrying out the detection of breathing rate to test specimen.The utility model, can shaping 5cm diameter, conditioned soil test specimen that 5cm is high under the cooperation of die trial base plate, cylinder mould, circular upper holder block, and before can solving, large die trial was difficult to shaping, to be difficult to maintenance problem; Circular upper holder block can in the process of shaping conditioned soil test specimen, make whole test specimen end face uniform force, can also when detecting conditioned soil test specimen breathing rate, the deformation values that clock gauge contact is detected is the deformation values of whole test specimen, instead of the deformation values of clock gauge contact point; Utilize bolt die trial base plate and clock gauge supporting component to be linked together, ensure the distortion that can not occur when detecting test piece deformation value outside test piece deformation; Die trial base plate, die trial, circular upper holder block, clock gauge supporting component and clock gauge finally become as a whole, in testing process, not only can by recording the vertical deformation of conditioned soil test specimen, also this entirety removable simultaneously, weigh overall mass change value, obtain the relation between vertical deformation value and mass change value.This device saves time, laborsaving, efficient, easy, be with a wide range of applications.
Accompanying drawing explanation
Fig. 1 is the structural representation of preferred embodiment of the present utility model.
Fig. 2 is the structural representation of the utility model pilot scale die sleeve cylinder.
Fig. 3 is the structural representation of cylinder mould in the utility model.
Fig. 4 is the structural representation of circular upper holder block in the utility model.
Fig. 5 is the structural representation of clock gauge supporting component in the utility model.
Fig. 6 is the structural representation of clock gauge in the utility model.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
See the new and improved soil blister shrinkage pick-up unit of Fig. 1 ~ 6, it comprises die trial sleeve 1, cylinder mould 2, circular upper holder block 3, clock gauge supporting component 4 and clock gauge 5.
Die trial sleeve 1 comprises the die trial base plate 11 and short sleeve 12 that are connected as a single entity, and short sleeve 12 bottom is connected on die trial base plate 11, and composition holds carrier, and periphery die trial base plate 11 being positioned at short sleeve 12 is evenly provided with three bolt mounting holes 13.Die trial base plate 11 is the square steel plate of thickness 10mm, length of side 10cm, and short sleeve 12 is the steel drum of thickness 5mm, diameter 6cm.
Cylinder mould 2 is flush-mounted in short sleeve 12, and cylinder mould 2 is the steel drum of thickness 5mm, internal diameter 5cm.
The external diameter of circular upper holder block 3 is identical with the internal diameter of cylinder mould 2, circular upper holder block 3 is the steel plectane of thickness 5mm, internal diameter 5cm, for evenly bearing the pressure of pressing machine during shaping test piece, and pressure is passed on test specimen, the breathing rate of what this circular upper holder block 3 also made the breathing rate of the test specimen recorded reflect simultaneously is whole test specimen, instead of the breathing rate of clock gauge contact point.
Die trial sleeve 1, cylinder mould 2 form specimen molding device together with circular upper holder block 3, for 5cm diameter shaping on pressing machine, right cylinder test specimen that 5cm is high.
Clock gauge supporting component 4 comprises the semicircle cast iron ring 41 and clock gauge brace summer 42 that connect as one, semicircle cast iron ring 41 is evenly provided with three bolt connecting holes 43, semicircle cast iron ring 41 is bolted on die trial base plate 11, and these three bolt connecting holes 43 respectively with three bolt mounting holes 13 one_to_one corresponding; Clock gauge brace summer 42 comprises vertical portion and bend, and vertical portion is connected in the middle of semicircle cast iron ring 41, and with the plane orthogonal at semicircle cast iron ring 41 place, the end of bend is provided with clock gauge plug hole 44, for plug-in mounting clock gauge 5.Semicircle cast iron ring 41 and clock gauge brace summer 42 all form by cast iron bar is bending.
Clock gauge 5 comprises clock gauge contact 51 and clock gauge dial plate 52.
The utility model may be used for shaping test piece, also may be used for carrying out the detection of breathing rate to test specimen.
(1) shaping test piece
First cylinder mould 2 is put into die trial sleeve 1, the conditioned soil having weighed known quality is poured in cylinder mould 2, circular upper holder block 3 is placed in conditioned soil, and when circular upper holder block 3 is just had an appointment after 2mm gos deep in cylinder mould 2, hold die trial base plate 11 arrest entirety and be placed on pressing machine pressure-bearing platform, make pressing machine seaming chuck press circular upper holder block 3 until circular upper holder block 3 all enters in cylinder mould 2 can stop pressurization, take out overall, test specimen is finished.
(2) breathing rate is tested
After conditioned soil test piece maintenance (7 days, 28 days, 90 days), entirety (comprising die trial sleeve 1, test specimen, circular upper holder block 3) is put into and requires humiture environment, with bolt, bolt mounting holes 13, bolt connecting hole 43 are linked together, and clock gauge contact 14 is inserted clock gauge plug hole 44, along with time variations, the numerical value change of record clock gauge, the breathing rate score of this changing value and test specimen.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. a new and improved soil blister shrinkage pick-up unit, it is characterized in that: comprise die trial sleeve, cylinder mould, circular upper holder block, clock gauge supporting component and clock gauge, described die trial sleeve comprises die trial base plate and short sleeve, short sleeve bottom end is connected on die trial base plate, described cylinder mould is flush-mounted in short sleeve, conditioned soil test specimen is loaded in cylinder mould, the external diameter of described circular upper holder block is identical with the internal diameter of cylinder mould, described clock gauge supporting component comprises the semicircle cast iron ring and clock gauge brace summer that are connected as a single entity, semicircle cast iron ring is fixed on die trial base plate, and be located at the periphery of short sleeve, clock gauge brace summer top is provided with the clock gauge plug-in opening for plug-in mounting clock gauge.
2. one according to claim 1 new and improved soil blister shrinkage pick-up unit, it is characterized in that, the periphery described die trial base plate being positioned at short sleeve is provided with bolt mounting holes, and semicircle cast iron ring is provided with the bolt connecting hole be connected with bolt mounting holes by bolt.
3. one according to claim 1 new and improved soil blister shrinkage pick-up unit, it is characterized in that, described clock gauge brace summer comprises vertical portion and bend, and vertical portion is connected to the centre of semicircle cast iron ring, and with the plane orthogonal at semicircle cast iron ring place.
4. one according to claim 1 new and improved soil blister shrinkage pick-up unit, is characterized in that, described clock gauge plug-in opening is positioned on the axis of cylinder mould.
5. one according to claim 1 new and improved soil blister shrinkage pick-up unit, is characterized in that, described die trial base plate is square steel plate, and short sleeve is steel drum, and cylinder mould is steel drum, and circular upper holder block is steel plectane.
6. one according to claim 1 new and improved soil blister shrinkage pick-up unit, is characterized in that, described clock gauge comprises clock gauge contact and clock gauge dial plate.
7. one according to claim 1 new and improved soil blister shrinkage pick-up unit, is characterized in that, the quantity of described bolt mounting holes is three, and the quantity of bolt connecting hole is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520724049.1U CN204945135U (en) | 2015-09-16 | 2015-09-16 | A kind of new and improved soil blister shrinkage pick-up unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520724049.1U CN204945135U (en) | 2015-09-16 | 2015-09-16 | A kind of new and improved soil blister shrinkage pick-up unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204945135U true CN204945135U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520724049.1U Expired - Fee Related CN204945135U (en) | 2015-09-16 | 2015-09-16 | A kind of new and improved soil blister shrinkage pick-up unit |
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| Country | Link |
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| CN (1) | CN204945135U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106501485A (en) * | 2016-10-28 | 2017-03-15 | 三峡大学 | Multi-functional soil sample expansion and shrinkage tester and method of testing |
| CN111965060A (en) * | 2020-08-03 | 2020-11-20 | 河海大学 | Press-in type on-site modulus of resilience measuring device |
| CN114113558A (en) * | 2022-01-26 | 2022-03-01 | 秦皇岛市政建材集团有限公司 | Grouting material self-drying shrinkage test equipment and method |
| CN114965944A (en) * | 2022-04-24 | 2022-08-30 | 中国铁路设计集团有限公司 | Coarse-grained soil expansion test device, system and method |
-
2015
- 2015-09-16 CN CN201520724049.1U patent/CN204945135U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106501485A (en) * | 2016-10-28 | 2017-03-15 | 三峡大学 | Multi-functional soil sample expansion and shrinkage tester and method of testing |
| CN111965060A (en) * | 2020-08-03 | 2020-11-20 | 河海大学 | Press-in type on-site modulus of resilience measuring device |
| CN114113558A (en) * | 2022-01-26 | 2022-03-01 | 秦皇岛市政建材集团有限公司 | Grouting material self-drying shrinkage test equipment and method |
| CN114965944A (en) * | 2022-04-24 | 2022-08-30 | 中国铁路设计集团有限公司 | Coarse-grained soil expansion test device, system and method |
| CN114965944B (en) * | 2022-04-24 | 2023-08-11 | 中国铁路设计集团有限公司 | Coarse-grained soil expansion test device, system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20160916 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |