CN216771229U - Saturated soil test piece preparation facilities - Google Patents
Saturated soil test piece preparation facilities Download PDFInfo
- Publication number
- CN216771229U CN216771229U CN202123145772.9U CN202123145772U CN216771229U CN 216771229 U CN216771229 U CN 216771229U CN 202123145772 U CN202123145772 U CN 202123145772U CN 216771229 U CN216771229 U CN 216771229U
- Authority
- CN
- China
- Prior art keywords
- test piece
- pipe
- piece preparation
- soil test
- saturated soil
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002689 soil Substances 0.000 title claims abstract description 36
- 229920006395 saturated elastomer Polymers 0.000 title claims abstract description 28
- 229920001971 elastomer Polymers 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 28
- 239000000243 solution Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000004264 Petrolatum Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229940066842 petrolatum Drugs 0.000 description 2
- 235000019271 petrolatum Nutrition 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 229940099259 vaseline Drugs 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a saturated soil test piece preparation device which comprises a cylinder body, wherein a cylinder cover is arranged at the top of the cylinder body, a bottleneck is arranged on the side part of the cylinder body, a sealing plug is arranged in the bottleneck, an exhaust pipe and a transverse round pipe are inserted on the sealing plug, the side part of the transverse round pipe is connected with a vertical round pipe, a joint is assembled at the upper end of the vertical round pipe in a threaded mode, a round platform-shaped rubber plug is arranged at the lower end of the joint and extends into the vertical round pipe, and an inner hole matched with the round platform-shaped rubber plug is formed in the vertical round pipe. This saturated soil test piece preparation facilities has solved current saturated soil test piece preparation facilities, and the leakproofness is poor easily appears in blast pipe and leading water pipe to and the inaccurate problem of flow of leading water pipe control water.
Description
Technical Field
The utility model belongs to the technical field of saturated soil test piece preparation, and particularly relates to a saturated soil test piece preparation device.
Background
The saturation of the soil is the ratio of the volume of water in the soil to the volume of voids in the soil, and the saturation and the water content of the soil are three proportional indexes for describing the water content of the soil in percentage. In the laboratory we need to measure the saturation of the soil sample, which is used to describe the degree of pore filling with water in the soil. The soil sample is placed in a saturator, the saturator with the test sample is placed in a water tank, clear water is poured in, a cover is covered on the saturator, the saturator is placed in a vacuum saturation device and the test sample is saturated by means of atmospheric pressure for several days or a vacuum saturation method is adopted.
In the existing saturated soil test piece preparation device manufactured by a vacuum saturation method, an exhaust pipe and a water conduit are inserted at the top of a vacuum cylinder cover through a plug, and the switch of the water conduit is controlled through a pipe clamp. The upper part of the vacuum cylinder body is a hollow cylinder, the bottom of the vacuum cylinder body is in a round table shape, and a saturator can be placed in the middle of the vacuum cylinder body. When in use, the saturator with the test piece is put into a vacuum cylinder, and a thin layer of vaseline is coated on the cover opening to prevent air leakage; closing the pipe clamp, opening the valve, starting the air extractor, slightly opening the pipe clamp after the vacuum pressure gauge reaches-101.325 kPa, slowly injecting clear water into the cylinder, and adjusting the pipe clamp to keep the value of the vacuum pressure gauge basically unchanged in the water injection process; after the saturator is completely submerged by water, stopping pumping air, lifting out the water guide pipe, allowing air to enter the vacuum cylinder, standing for a period of time, and saturating the test piece by virtue of atmospheric pressure.
During actual test, an exhaust pipe and a water conduit are inserted into the upper part of the vacuum cylinder cover, when the cover is opened and closed, the two pipes on the upper part can become obstacles which are inconvenient, and if the pipes are repeatedly inserted and pulled, the air tightness of the device is easy to deteriorate; the water flow speed is required to be controlled in the process of opening the pipe clamp and injecting clear water, so that the numerical value on the vacuum pressure gauge is basically unchanged, and the pipe clamp is required to be controlled by hands all the time when the pipe clamp is operated, so that the operation is very inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a saturated soil test piece preparation device, which solves the problems that an exhaust pipe and a water conduit of the existing saturated soil test piece preparation device are poor in sealing performance easily, and the water conduit is inaccurate in water flow control.
In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a saturated soil test piece preparation facilities, includes the cylinder body, the top of cylinder body is provided with the cylinder cap, and the lateral part of cylinder body is provided with the bottleneck, be provided with the sealing plug in the bottleneck, cartridge has blast pipe and horizontal pipe on the sealing plug, the lateral part of horizontal pipe is connected with vertical pipe, the upper end screw thread of vertical pipe is equipped with the joint, the lower extreme that connects is provided with round platform form rubber buffer, round platform form rubber buffer stretches into in the vertical pipe, be provided with in the vertical pipe with round platform form rubber buffer assorted hole.
As a preferable technical solution of the present invention, a step is provided on an inner side of an upper end of the cylinder block, and an outer edge of the cylinder head covers the step.
As a preferable technical solution of the present invention, the cylinder is rectangular.
As a preferable technical solution of the present invention, a rotary handle is provided at an upper end of the joint.
As a preferable technical solution of the present invention, the cylinder cover is provided with a handle.
The utility model has the beneficial effects that: (1) the saturated soil test piece preparation device can accurately control the flow of water, and is more convenient and faster than a traditional pipe clamp without being controlled by hands all the time; (2) according to the saturated soil test piece preparation device, the exhaust pipe and the transverse circular pipe are arranged on the side face of the cylinder body and are independent from the cylinder cover, so that the saturator can be placed and taken out more conveniently and quickly, the disturbance on the exhaust pipe and the drainage pipe is small, and the accuracy of the device is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural diagram of a saturated soil test piece preparation device according to the present invention;
FIG. 2 is a top view of a saturated soil test piece preparation device of the present invention;
FIG. 3 is an assembly schematic diagram of a horizontal circular tube and a vertical circular tube in the saturated soil test piece preparation device of the utility model;
fig. 4 is an assembly schematic diagram of a joint, a round table-shaped rubber plug and a rotating handle in the saturated soil test piece preparation device.
In the figure: 1. the cylinder comprises a cylinder body, a cylinder cover, a handle, a transverse round tube, a step, a sealing plug, a rotary handle, an exhaust tube, a joint, a vertical round tube, a saturator, an inner hole, a circular truncated cone-shaped rubber plug and a sealing plug, wherein the cylinder body comprises 2 parts of the cylinder cover, 3 parts of the handle, 4 parts of the transverse round tube, 5 parts of the step, 6 parts of the sealing plug, 7 parts of the rotary handle, 8 parts of the exhaust tube, 9 parts of the joint, 10 parts of the vertical round tube, 11 parts of the saturator, 12 parts of the inner hole, and 13 parts of the circular truncated cone-shaped rubber plug
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.
In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1 to 4, the saturated soil test piece preparation device comprises a cylinder body 1, a cylinder cover 2 is arranged at the top of the cylinder body 1, a bottle opening is formed in the side portion of the cylinder body 1, a sealing plug 6 is arranged in the bottle opening, an exhaust pipe 8 and a transverse round pipe 4 are inserted into the sealing plug 6, the side portion of the transverse round pipe 4 is connected with a vertical round pipe 10, a joint 9 is assembled at the upper end of the vertical round pipe 10 in a threaded mode, a round platform-shaped rubber plug 13 is arranged at the lower end of the joint 9, the round platform-shaped rubber plug 13 extends into the vertical round pipe 10, an inner hole 12 matched with the round platform-shaped rubber plug 13 is formed in the vertical round pipe 10, a rotating handle 7 is arranged at the upper end of the joint 13, and a handle 3 is arranged on the cylinder cover 2.
When in work: firstly, putting a saturator 11 filled with soil into a cylinder body 1, then placing a cylinder cover 2, and smearing Vaseline at the joint between the cylinder cover 2 and the cylinder body 1 to ensure the air tightness of the device; then a rubber tube is arranged at the lower end of the vertical round tube 10, the rubber tube is inserted into a beaker filled with water, the rotary handle 7 is screwed down to enable the truncated cone-shaped rubber plug 13 to be tightly attached to the inner hole 12 of the vertical round tube 1, and then the air pump is connected with the exhaust tube 8 to pump the cylinder body 1 to a vacuum pressure meter to reach-101.325 kPa; then, the rotating handle 7 is slightly screwed so that clean water slowly flows into the cylinder body 1 through the vertical round pipe 10 and the transverse round pipe 4, and the numerical value of the vacuum pressure gauge is basically unchanged by rotating the rotating handle 7. And after the saturator is completely submerged, stopping pumping air, taking the rubber tube out of the beaker with water, allowing air to enter the cylinder body 1, standing for a certain time, saturating the test piece in the saturator 11 by virtue of atmospheric pressure, finally holding the handle 3, opening the cylinder cover 2, taking out the test piece, and finishing the test.
As shown in fig. 1, in a saturated soil test piece preparation apparatus of the present invention, a step 5 is provided on an inner side of an upper end of a cylinder body 1, and an outer edge of a cylinder head 2 covers the step 5.
This provides an air barrier to both the bottom and the sides of the edge of the head 2, increasing the air tightness of the device, while at the same time being more convenient when applying petrolatum and requiring a smaller amount of petrolatum.
As shown in fig. 1, in a saturated soil test piece preparation apparatus of the present invention, a cylinder block 1 is rectangular.
The cylinder body 1 is rectangular, the saturators can be arranged in a parallel mode, the saturators can be arranged in an overlapped mode, and the utilization rate of the bottom space of the container is high. The cross section area is small, the amount of the clean water required to be added is small, and the efficiency of injecting the clean water is improved. The whole container needs to bear atmospheric pressure, the stress state of the rectangular section is good, and the high strength of the whole container can safely bear the external atmospheric pressure. The whole device has no sharp edges and corners, and the use safety is guaranteed
Therefore, compared with the prior art, the saturated soil test piece preparation device can accurately control the flow of water, and is more convenient and faster than a traditional pipe clamp without being always controlled by hands. In addition, according to the saturated soil test piece preparation device, the exhaust pipe and the transverse round pipe are arranged on the side face of the cylinder body and are independent from the cylinder cover, so that the saturator can be placed and taken out more conveniently and rapidly, the disturbance on the exhaust pipe and the drainage pipe is small, and the accuracy of the device is improved.
While the foregoing description shows and describes several preferred embodiments of the utility model, it is to be understood, as noted above, that the utility model is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed above, or as otherwise known in the relevant art. But variations and modifications which do not depart from the spirit and scope of the utility model should be construed as being included in the scope of the appended claims.
Claims (5)
1. The utility model provides a saturated soil test piece preparation facilities, a serial communication port, including cylinder body (1), the top of cylinder body (1) is provided with cylinder cap (2), and the lateral part of cylinder body (1) is provided with the bottleneck, be provided with sealing plug (6) in the bottleneck, the cartridge has blast pipe (8) and horizontal pipe (4) on sealing plug (6), the lateral part of horizontal pipe (4) is connected with vertical pipe (10), the upper end screw thread of vertical pipe (10) is equipped with joint (9), the lower extreme that connects (9) is provided with round platform form rubber buffer (13), round platform form rubber buffer (13) stretch into in vertical pipe (10), be provided with in vertical pipe (10) with round platform form rubber buffer (13) assorted hole (12).
2. The saturated soil test piece preparation device according to claim 1, wherein a step (5) is arranged on the inner side of the upper end of the cylinder body (1), and the outer edge of the cylinder cover (2) covers the step (5).
3. The saturated soil test piece preparation device according to claim 2, wherein the cylinder block (1) is rectangular.
4. A saturated soil test piece preparation device according to claim 3, characterized in that the upper end of the joint (9) is provided with a rotating handle (7).
5. The saturated soil test piece preparation device according to claim 4, characterized in that a handle (3) is provided on the cylinder cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123145772.9U CN216771229U (en) | 2021-12-14 | 2021-12-14 | Saturated soil test piece preparation facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123145772.9U CN216771229U (en) | 2021-12-14 | 2021-12-14 | Saturated soil test piece preparation facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216771229U true CN216771229U (en) | 2022-06-17 |
Family
ID=81966567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123145772.9U Expired - Fee Related CN216771229U (en) | 2021-12-14 | 2021-12-14 | Saturated soil test piece preparation facilities |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216771229U (en) |
-
2021
- 2021-12-14 CN CN202123145772.9U patent/CN216771229U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220617 |