CN219695104U - Positioning device of free expansion rate tester - Google Patents
Positioning device of free expansion rate tester Download PDFInfo
- Publication number
- CN219695104U CN219695104U CN202320447260.8U CN202320447260U CN219695104U CN 219695104 U CN219695104 U CN 219695104U CN 202320447260 U CN202320447260 U CN 202320447260U CN 219695104 U CN219695104 U CN 219695104U
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- China
- Prior art keywords
- positioning device
- bracket
- sleeve
- cross rod
- neck funnel
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- 239000002689 soil Substances 0.000 claims abstract description 27
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000011835 investigation Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 abstract description 2
- 238000009825 accumulation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The embodiment of the utility model relates to the technical field of test detection, in particular to a positioning device of a free expansion rate tester; the soil measuring device comprises a base, a support, a cross rod, a non-neck funnel and a soil measuring cup, wherein the support is vertically arranged on the base, the cross rod is arranged along the horizontal direction, one end of the cross rod is rotationally connected with the top of the support, the other end of the cross rod is fixedly connected with the non-neck funnel, and the soil measuring cup is arranged on the base and positioned below the non-neck funnel; the utility model has simple structure, low cost and easy operation, can conveniently measure the distance between the lower part of the non-neck funnel and the cup mouth of the soil measuring cup to be 10mm by rotating the positioning device, then fix the non-neck funnel by adjusting screws, so that the distance measurement is more accurate, the detection result of the free expansion rate is more accurate, the property of soil can be accurately judged, and accurate data is provided for investigation and design.
Description
Technical Field
The embodiment of the utility model relates to the technical field of test detection, in particular to a positioning device of a free expansion rate tester.
Background
The free expansion rate is the ratio of the difference between the free accumulation volumes of loose and dried soil particles in water and air to the free accumulation volume in air, expressed as a percentage, and is used for judging the expansion characteristic of unstructured loose soil stuck in water. Currently, free expansion rate of soil is commonly measured using a free expansion rate meter. When the free expansion rate measuring instrument is used, the distance between the bottom of the non-neck funnel of the free expansion rate measuring instrument and the cup opening of the soil measuring cup is required to be 10mm, and a graduated scale is usually adopted for measurement, however, a certain error exists in the measured result by the measuring method, the measured result can be greatly influenced if the distance is inaccurate, and an accurate detection result cannot be obtained if a large error exists in the distance between the bottom of the non-neck funnel and the cup opening of the soil measuring cup.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a positioning device of a free expansion rate tester, which solves the problems in the background art.
The utility model relates to a positioning device of a free expansion rate tester, which comprises a base, a bracket, a cross rod, a non-neck funnel and a soil measuring cup, wherein the bracket is vertically arranged on the base; wherein, still install positioner between no neck funnel and the soil measuring cup, positioner one end links to each other with the support rotation.
Preferably, the positioning device comprises a disc-shaped gauge block and a long rod fixedly connected with the gauge block.
Preferably, the gauge block is 10mm in height and 50mm in diameter.
Preferably, the device further comprises a sleeve and an adjusting screw, one end of the cross rod is connected with the bracket through the sleeve, the sleeve is sleeved on the bracket and can move up and down on the bracket, one end of the adjusting screw is connected with the sleeve in a radial direction through threads, and the adjusting screw passes through the sleeve to be abutted against the bracket.
Preferably, the long rod further comprises a sleeve, one end of the long rod is in threaded connection with the support through the sleeve, and external threads matched with the sleeve are arranged at the bottom of the support.
Compared with the prior art, the utility model has the following technical effects:
the utility model has simple structure, low cost and easy operation, can conveniently measure the distance between the lower part of the non-neck funnel and the cup mouth of the soil measuring cup to be 10mm by rotating the positioning device, then fix the non-neck funnel by adjusting screws, so that the distance measurement is more accurate, the detection result of the free expansion rate is more accurate, the property of soil can be accurately judged, and accurate data is provided for investigation and design.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a positioning device according to the present utility model.
Reference numerals: 1. a base; 2. a soil measuring cup; 3. a gauge block; 4. a necked funnel; 5. a cross bar; 6. a bracket; 7. a long rod; 8. an adjusting screw; 9. a sleeve; 10. a sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
As shown in FIG. 1, the positioning device of the free expansion rate tester comprises a base 1, a bracket 6, a cross rod 5, a non-neck funnel 4 and a soil measuring cup 2, wherein the bracket 6 is vertically arranged on the base 1, the cross rod 5 is arranged along the horizontal direction, one end of the cross rod 5 is rotationally connected with the top of the bracket 6, the other end of the cross rod 5 is fixedly connected with the non-neck funnel 4, and the soil measuring cup 2 is arranged on the base 1 and positioned below the non-neck funnel 4; wherein, a positioning device is also arranged between the non-neck funnel 4 and the soil measuring cup 2, and one end of the positioning device is rotatably connected with the bracket 6.
The positioning device comprises a disc-shaped gauge block 3 and a long rod 7 fixedly connected with the gauge block 3. The gauge block 3 is 10mm in height and 50mm in diameter. As shown in FIG. 2, in the present embodiment, the two blocks are preferably disc-shaped, but not limited to, the gauge block 3 and the long rod 7 are made of stainless steel, and the surfaces are smooth, and when the gauge block contacts the surfaces of the non-neck funnel 4 and the soil measuring cup 2 respectively, the distance between the non-neck funnel 4 and the soil measuring cup 2 can be determined to be 10mm.
Still include sleeve pipe 9 and adjusting screw 8, horizontal pole 5 one end links to each other through sleeve pipe 9 with support 6, sleeve pipe 9 suit is on support 6, can reciprocate at support 6, and adjusting screw 8 one end screw thread is connected on sleeve pipe 9 along radial to adjusting screw 8 supports tightly in support 6 through sleeve pipe 9. In the embodiment, the sleeve 9 drives the cross rod 5 and the non-neck funnel 4 to adjust up and down, and after the position is determined, the adjusting screw 8 can be rotated to fix.
The novel telescopic long rod comprises a long rod 7, and is characterized by further comprising a sleeve, wherein one end of the long rod 7 is in threaded connection with a bracket 6 through the sleeve, and external threads matched with the sleeve are arranged at the bottom of the bracket 6. In this embodiment, an internal thread is provided in the sleeve, and the internal thread is matched with the external thread, so that the sleeve can move up and down along the support 6.
When the device is used, the rotating sleeve drives the positioning device to move, when the lower end surface of the positioning device is attached to the surface of the soil measuring cup 2, the rotating sleeve 9 drives the non-neck funnel 4 to move, when the non-neck funnel 4 is attached to the surface of the lower end surface of the positioning device, the distance between the bottom of the non-neck funnel and the cup mouth of the soil measuring cup 2 can be determined to be 10mm, the sleeve is rotated after adjustment is completed, the positioning device is far away from the soil measuring cup 2, and then the free expansion rate of soil is measured.
Claims (5)
1. The positioning device of the free expansion rate tester is characterized by comprising a base (1), a bracket (6), a cross rod (5), a non-neck funnel (4) and a soil measuring cup (2), wherein the bracket (6) is vertically arranged on the base (1), the cross rod (5) is arranged along the horizontal direction, one end of the cross rod (5) is rotationally connected with the top of the bracket (6), the other end of the cross rod is fixedly connected with the non-neck funnel (4), and the soil measuring cup (2) is arranged on the base (1) and is positioned below the non-neck funnel (4); wherein, a positioning device is also arranged between the non-neck funnel (4) and the soil measuring cup (2), and one end of the positioning device is rotationally connected with the bracket (6).
2. The free expansion rate measuring instrument positioning device according to claim 1, characterized in that the positioning device comprises a disc-shaped gauge block (3) and a long rod (7) fixedly connected with the gauge block (3).
3. The free-form expansion meter positioning device according to claim 2, characterized in that the gauge block (3) is 10mm high and 50mm in diameter.
4. A free-form swell ratio tester positioning device according to claim 3, further comprising a sleeve (9) and an adjusting screw (8), wherein one end of the cross rod (5) is connected with the bracket (6) through the sleeve (9), the sleeve (9) is sleeved on the bracket (6) and can move up and down on the bracket (6), one end of the adjusting screw (8) is connected with the sleeve (9) along the radial direction, and the adjusting screw (8) passes through the sleeve (9) to be abutted against the bracket (6).
5. The positioning device of the free expansion rate tester according to claim 4, further comprising a sleeve, wherein one end of the long rod (7) is in threaded connection with the bracket (6) through the sleeve, and external threads matched with the sleeve are arranged at the bottom of the bracket (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320447260.8U CN219695104U (en) | 2023-03-10 | 2023-03-10 | Positioning device of free expansion rate tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320447260.8U CN219695104U (en) | 2023-03-10 | 2023-03-10 | Positioning device of free expansion rate tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219695104U true CN219695104U (en) | 2023-09-15 |
Family
ID=87966139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320447260.8U Active CN219695104U (en) | 2023-03-10 | 2023-03-10 | Positioning device of free expansion rate tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219695104U (en) |
-
2023
- 2023-03-10 CN CN202320447260.8U patent/CN219695104U/en active Active
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