CN211927048U - Soil device is measured to native free expansion rate of inflation - Google Patents
Soil device is measured to native free expansion rate of inflation Download PDFInfo
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- CN211927048U CN211927048U CN202020888962.6U CN202020888962U CN211927048U CN 211927048 U CN211927048 U CN 211927048U CN 202020888962 U CN202020888962 U CN 202020888962U CN 211927048 U CN211927048 U CN 211927048U
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Abstract
The utility model discloses a soil measuring device with free expansion rate of expansive soil, which comprises a bottom plate, a scale column arranged perpendicular to the bottom plate and a movable beam arranged parallel to the bottom plate; one end of the movable beam is provided with a lantern ring, and the other end of the movable beam is provided with a circular ring for placing a free funnel; the lantern ring is sleeved on the scale column, and a fastening bolt is further arranged on the side face of the lantern ring; a soil measuring cup is arranged below the free funnel; the upper side surface of the scale post is provided with scales; the bottom plate is provided with a plurality of adjusting bolts and a circular level. The movable cross beam of the device can move through the scale column, fine adjustment of height is carried out according to the scale on the scale column, the falling height of the expansive soil sample soil is freely adjusted, the device is kept horizontal in the working process by adjusting the adjusting bolts, the measuring efficiency is improved, the man-made interference and the environmental interference in the soil reducing process are reduced, the accuracy of the soil measuring data is ensured, and the measuring efficiency is improved.
Description
Technical Field
The utility model belongs to inflation soil measures the field, concretely relates to inflation soil free expansion rate volume native device.
Background
The free expansion rate is the ratio of the difference of the volume of loose dried soil particles respectively freely accumulated in water and air to the volume of loose dried soil particles freely accumulated in air, and is marked by percentage for judging the expansion characteristic of loose soil particles without structural force in water, and the soil is generally suitable for expansive soil or cohesive soil. In the test process of detecting the free expansion rate of the expansive soil, the stacking volume of soil particles of the expansive soil in a free state needs to be measured, and the free expansion rate of the soil is obtained by comparing the difference between the volume in the stacking state and the volume in water with the volume in air. The volume of the soil particles in a free state is detected, and the problems of large difference of detection results, inaccurate volume measurement, large volume measurement error, long time consumption and the like often occur in the detection process due to high precision requirement, so that the detection cost is increased, and scientific and accurate test data is difficult to obtain. The sampling of traditional inflation soil is carried out for manual, often appears the measuring cup skew at dress appearance in-process, artificially compacts soil sample, the dress appearance in-process rocks and leads to soil sample inseparable, can not simulate the natural state of soil sample completely, leads to the test result deviation big, and the accuracy is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a native device of inflation soil free expansion rate volume is provided that sampling precision is high, easy and simple to handle, the suitability is strong, satisfy the follow-up detection requirement of inflation soil.
In order to solve the technical problem, the utility model discloses a technical scheme is: a soil measuring device with free expansion rate of expansive soil comprises a bottom plate, a scale column arranged perpendicular to the bottom plate and a movable cross beam arranged parallel to the bottom plate; one end of the movable beam is provided with a lantern ring, and the other end of the movable beam is provided with a circular ring for placing a free funnel; the lantern ring is sleeved on the scale column, and a fastening bolt is further arranged on the side face of the lantern ring; a soil measuring cup is arranged below the free funnel; the upper side surface of the scale post is provided with scales; the bottom plate is provided with a plurality of adjusting bolts and a circular level.
Furthermore, the external thread of the adjusting bolt is matched with the internal thread of the adjusting bolt connecting hole on the bottom plate, the head of the adjusting bolt is positioned above the bottom plate, and the lower part of the screw rod of the adjusting bolt is a cylinder extending out of the lower part of the bottom plate.
Furthermore, the number of the adjusting bolts is four, and the adjusting bolts are uniformly arranged on the bottom plate.
Further, the scale post link up the bottom plate, and both sides all are provided with the bolt about its is located the bottom plate, and when the device was not used, can take the scale post out from the bottom plate through loosening the bolt at both ends, reduce the device and preserve the volume.
Furthermore, the bottom plate is a cuboid transparent hard plastic with the length of 150mm, the width of 100mm and the thickness of 10mm, and the inner diameter of the adjusting bolt connecting hole is 15 mm.
Further, the scale post is a stainless steel cylinder with the diameter of 10mm and the height of 140mm, and the outer diameter of the bolt is 20 mm.
Further, the soil measuring cup is a stainless steel hollow cylinder with the height of 32.8mm, the inner diameter of the cylinder is 20mm, the outer diameter of the cylinder is 24mm, and the bottom of the cylinder is a stainless steel disc with the diameter of 35mm and the thickness of 5 mm.
Further, the height of the free funnel is 50mm, the diameter of the upper opening is 62 mm, and the diameter of the lower opening is 6 mm.
This device is when using, whether judges through the circular level ware whether the device keeps the horizontality, like the device is unbalanced, rotatory each adjusting bolt and then the adjusting bottom plate gradient, makes the device keep the level, makes the movable beam highly satisfy the native whereabouts height of inflation according to the experiment requirement again to guarantee that free funnel aims at behind the volume soil cup, screw up fastening bolt, make inflation soil follow free funnel top along free funnel entering volume soil cup, accomplish inflation soil sample soil volume soil.
Compared with the prior art, the utility model has the advantages that:
1. the movable cross beam of the device can move through the scale column, fine adjustment of height is carried out according to the scale on the scale column, the falling height of the expansive soil sample soil is freely adjusted, the device is kept horizontal in the working process by adjusting the adjusting bolts, the measuring efficiency is improved, the man-made interference and the environmental interference in the soil reducing process are reduced, the accuracy of the soil measuring data is ensured, and the measuring efficiency is improved.
2. The movable cross beam, the scale column, the bottom plate, the soil measuring cup and other parts of the device can be freely detached, and the device is simple in overall structure, easy to implement, convenient to move and suitable for different working environments.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the bottom plate and the adjusting bolt of the present invention.
Fig. 3 is a schematic view of the free funnel and soil measuring cup of the present invention.
Fig. 4 is a schematic view of the movable beam and the scale post of the present invention.
In the figure, 1 is a bottom plate, 2 is a scale column, 3 is a movable cross beam, 4 is a lantern ring, 5 is a soil measuring cup, 6 is a circular ring, 7 is a fastening bolt, 8 is a free funnel, 9 is an adjusting bolt, and 10 is a circular level.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the soil device for measuring the free expansion rate of the expansive soil comprises a bottom plate 1, a scale column 2 arranged perpendicular to the bottom plate 1 and a movable cross beam 3 arranged parallel to the bottom plate 1; one end of the movable beam 3 is provided with a lantern ring 4, and the other end is provided with a ring 6 for placing a free funnel 8; the lantern ring 4 is sleeved on the scale column 2, and a fastening bolt 7 is further arranged on the side face of the lantern ring 4; a soil measuring cup 5 is arranged below the free funnel 8; the side surface of the staff gauge column 2 is provided with scales; four adjusting bolts 9 and a circular level 10 are arranged on the bottom plate 1. The adjusting bolts 9 are uniformly arranged near the four corners of the bottom plate 1. The external thread of the adjusting bolt 9 is matched with the internal thread of the adjusting bolt connecting hole on the bottom plate 1, the head of the adjusting bolt 9 is positioned above the bottom plate 1, and the lower part of the screw rod of the adjusting bolt is a cylinder extending out of the lower part of the bottom plate 1. After the device is used, the adjusting bolt 9 can be rotated to draw the whole adjusting bolt 9 out of the bottom plate 1, so that the volume of the device is reduced. The scale column 2 runs through the bottom plate 1, and bolts 21 are arranged on the upper side and the lower side of the bottom plate 1. When the device is not used, the scale column 2 can be drawn out from the bottom plate 1 by loosening the bolts 21 at the two ends, so that the storage volume of the device is reduced.
The bottom plate 1 is a cuboid transparent hard plastic with the length of 150mm, the width of 100mm and the thickness of 10mm, and the inner diameter of the adjusting bolt connecting hole is 15 mm. The scale post 2 is a stainless steel cylinder with a diameter of 10mm and a height of 140mm, and the outer diameter of the bolt 21 is 20 mm. The soil measuring cup 5 is a stainless steel hollow cylinder with the height of 32.8mm, the inner diameter of the cylinder is 20mm, the outer diameter of the cylinder is 24mm, and the bottom of the cylinder is a stainless steel disc with the diameter of 35mm and the thickness of 5 mm. The height of the free funnel 8 is 50mm, the diameter of the upper opening is 62 mm, and the diameter of the lower opening is 6 mm.
When the device is installed, firstly, the circular level 10 is embedded in the bottom plate 1, the four adjusting bolts 9 are connected to the bottom plate 1, then the scale column 2 is vertically inserted into the bottom plate 1, and the bolt 21 sleeved on the scale column 2 is screwed to fix the scale column; the lantern ring 4 with the moving beam 3 overlaps on scale post 2, through scale adjustment moving beam 3 on scale post 2 to the suitable height of experiment, the fastening bolt 7 of screwing places free funnel 8 on the ring 6 of the 3 other ends of moving beam, and free funnel 8 below sets up volume soil cup 5, the installation of completion device. After all the soil samples are assembled, the device is placed in an operation room, the bottom plate 1 is adjusted to be in a horizontal state by operating the adjusting bolt 9, the soil measuring cup 5 is weighed, the mass m =412.55g, the soil measuring cup 5 and the free funnel 8 are vertically placed and are separated by 10mm, the level bubble is checked to be in the middle level, then the dried soil sample is taken out from the dryer, the soil sample is taken out by the soil taking spoon and slowly poured from the opening of the free funnel 8, the soil measuring cup 5 is filled in one time, and then the soil sample in the soil measuring cup 5 is scraped to be flat by the scraping ruler; weighing the soil cup 5 and the soil sample, wherein the mass m2=418.26 g; then pouring the soil sample in the soil measuring cup 5 into the soil sampling spoon again, pouring soil into the soil measuring cup 8 according to the steps, and weighing the soil measuring cup 5 and the soil sample with the mass m3=418.23 g; the calculation error X = (m 2-m) - (m 3-m) =0.03g < 0.1g, and the standard requirement value is met.
Claims (8)
1. The soil device with the free expansion rate of the expansive soil is characterized by comprising a bottom plate (1), a scale column (2) arranged perpendicular to the bottom plate (1) and a movable cross beam (3) arranged parallel to the bottom plate (1); one end of the movable beam (3) is provided with a lantern ring (4), and the other end is provided with a circular ring (6) for placing a free funnel (8); the scale post (2) is sleeved with the lantern ring (4), and a fastening bolt (7) is further arranged on the side face of the lantern ring (4); a soil measuring cup (5) is arranged below the free funnel (8); scales are arranged on the side surface of the scale column (2); the bottom plate (1) is provided with a plurality of adjusting bolts (9) and a circular level (10).
2. The soil expansion rate measuring device of claim 1, wherein the external thread of the adjusting bolt (9) is matched with the internal thread of the adjusting bolt connecting hole on the bottom plate (1), the head of the adjusting bolt (9) is positioned above the bottom plate (1), and the lower part of the screw rod of the adjusting bolt is a cylinder extending out of the lower part of the bottom plate (1).
3. The expansive soil free expansion rate measuring device according to claim 2, wherein the number of the adjusting bolts (9) is four, and the adjusting bolts are uniformly arranged on the bottom plate (1).
4. The expansive soil free expansion rate measuring device according to claim 1, wherein the scale column (2) penetrates through the bottom plate (1), and bolts (21) are arranged on the upper side and the lower side of the bottom plate (1).
5. The soil device for measuring the free expansion rate of expansive soil according to claim 2, wherein the bottom plate (1) is a cuboid transparent hard plastic with the length of 150mm, the width of 100mm and the thickness of 10mm, and the inner diameter of the adjusting bolt connecting hole is 15 mm.
6. The expansive soil free expansion rate soil measuring device according to claim 4, wherein the scale column (2) is a stainless steel cylinder with a diameter of 10mm and a height of 140mm, and the bolt (21) has an outer diameter of 20 mm.
7. The expansive soil free expansion rate soil measuring device according to claim 1, wherein the soil measuring cup (5) is a stainless steel hollow cylinder with a height of 32.8mm, an inner diameter of 20mm, an outer diameter of 24mm, and a bottom of a stainless steel disc with a diameter of 35mm and a thickness of 5 mm.
8. The expansive soil free expansion rate soil device according to claim 1, wherein the free funnel (8) has a height of 50mm, an upper mouth diameter of 62 mm and a lower mouth diameter of 6 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020888962.6U CN211927048U (en) | 2020-05-25 | 2020-05-25 | Soil device is measured to native free expansion rate of inflation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020888962.6U CN211927048U (en) | 2020-05-25 | 2020-05-25 | Soil device is measured to native free expansion rate of inflation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211927048U true CN211927048U (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020888962.6U Active CN211927048U (en) | 2020-05-25 | 2020-05-25 | Soil device is measured to native free expansion rate of inflation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211927048U (en) |
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2020
- 2020-05-25 CN CN202020888962.6U patent/CN211927048U/en active Active
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