CN210243380U - Rock-soil bearing capacity testing device - Google Patents
Rock-soil bearing capacity testing device Download PDFInfo
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- CN210243380U CN210243380U CN201920498746.8U CN201920498746U CN210243380U CN 210243380 U CN210243380 U CN 210243380U CN 201920498746 U CN201920498746 U CN 201920498746U CN 210243380 U CN210243380 U CN 210243380U
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- rock
- soil
- bearing capacity
- bearing
- testing device
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- 238000012360 testing method Methods 0.000 title claims abstract description 44
- 239000002689 soil Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 18
- 239000011435 rock Substances 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000001788 irregular Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013142 basic testing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to the field of rock-soil bearing capacity testing, in particular to a rock-soil bearing capacity testing device, which comprises a base, a transverse plate and a transverse table; the transverse plate is provided with a pressure assembly, the transverse table is welded on the right side of the base, and the upper end of the transverse table is provided with a control cabinet; the upper end of the base is provided with a bearing assembly and a sensor, the control cabinet is electrically connected with the sensor through a first lead, and the sensor is electrically connected with the bottom end of the bearing assembly through a second lead; compared with indoor rock-soil bearing capacity devices sold in the market, the rock-soil bearing capacity testing device has the following advantages: the rock soil detection device is matched with the bearing assembly through the pressure assembly, so that the rock soil detection device is convenient to disassemble and assemble, and the rock soil detection accuracy is guaranteed; and secondly, the holes formed in the upper bearing table ensure that the earthwork sample does not move on the surface of the upper bearing table in the testing process of the earthwork sample with an irregular shape.
Description
Technical Field
The utility model relates to a rock soil bearing capacity test field specifically is a rock soil bearing capacity testing arrangement.
Background
The reasonable use of the ground geotechnical layer in the geotechnical engineering and the experimental detection of the foundation geotechnical layer which can not be separated from the building are carried out. The test and detection of the foundation rock-soil layer are divided into field test and detection and indoor test and detection.
The method comprises the steps of field test detection, wherein the mechanical property of a natural state rock-soil layer is directly measured on the field to determine the mechanical parameters of the natural state rock-soil layer, the basic test method of the field test is a load test, the stress state of a building foundation is simulated, the test result is visual, but the test method is time-consuming and labor-consuming and can only be selected as some representative strata.
And in the indoor test detection, the sample is processed, molded, simulated and carried out with effective means to carry out physical and mechanical property detection according to the test detection items, the test result is relatively accurate, and the defect is that the indoor test detection is not as intuitive as the field test detection.
The bearing capacity detection is a method for determining the bearing capacity through a field direct test. The method comprises a static load test, a static sounding test, a standard penetration test, a side pressure test and the like, wherein a load test method is taken as the most reliable basic in-situ test method, and the bearing capacity detection is a method for determining the bearing capacity according to a theoretical formula of shear strength index calculation of rock soil.
The existing indoor rock-soil bearing capacity device has certain defects more or less, for example, the whole device is over-complex in design, so that the installation and the disassembly are inconvenient; in addition, the accuracy of the test result is not high, and a large error exists.
To the problem in the above-mentioned background art, the utility model aims at providing a rock soil bearing capacity testing arrangement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rock soil bearing capacity testing arrangement to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a rock-soil bearing capacity testing device, comprising: the base is connected with the transverse plates through upright rods, the number of the upright rods is two, the left side and the right side of the transverse plates are arranged at the upper ends of the two upright rods, and the transverse plates are provided with pressure components; the utility model discloses a base, including base, horizontal platform welding, sensor, switch board, sensor, horizontal platform welding is on the base right side, and the horizontal platform upper end is equipped with the switch board, the base upper end is equipped with carrier assembly and sensor, the switch board passes through first wire and sensor electric connection, the sensor passes through second wire and carrier assembly bottom electric connection.
As a further aspect of the present invention: the diaphragm is fixed at the upper end of the vertical rod through the cooperation of the limiting block and the fixing nut.
As a further aspect of the present invention: the pole setting up end surface has seted up the external screw thread, and the stopper is inside and the inside internal thread that all is equipped with the external screw thread that agrees with pole setting up end surface sets up of fixation nut.
As a further aspect of the present invention: the pressure assembly comprises a pressure cylinder and a pressure head, the pressure cylinder is fixedly arranged on the transverse plate, and the pressure head is arranged at the lower end of the pressure cylinder.
As a further aspect of the present invention: the bearing assembly comprises an upper bearing table and a lower bearing table, and the upper bearing table and the lower bearing table are fixedly connected through a vertical rod; the number of the vertical rods is four, the upper ends of the vertical rods penetrate through the through holes of the upper bearing platform and then are fixed through the limiting nuts, and the lower ends of the vertical rods are fixed inside the lower bearing platform; the vertical rod is provided with a compression spring at the middle section part of the upper bearing platform and the lower bearing platform; the lower bearing table is internally provided with bolt holes and a pressure gauge, and the lower bearing table penetrates through the bolt holes through bolts to help the lower bearing table to be fixed at the upper end of the base; the pressure gauge is electrically connected with the sensor through a second lead.
As a further aspect of the present invention: the upper bearing table is provided with holes.
Compared with the prior art, the beneficial effects of the utility model are that:
rock soil bearing capacity testing arrangement structural design reasonable, easy operation compares with the indoor rock soil bearing capacity device that the market sold, has following advantage:
the rock soil detection device is matched with the bearing assembly through the pressure assembly, so that the rock soil detection device is convenient to disassemble and assemble, and the rock soil detection accuracy is guaranteed;
and secondly, the holes formed in the upper bearing table ensure that the earthwork sample does not move on the surface of the upper bearing table in the testing process of the earthwork sample with an irregular shape, so that the accuracy of the testing data is influenced.
Drawings
In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is the utility model discloses a rock soil bearing capacity testing arrangement's of embodiment structural schematic diagram.
Fig. 2 is the utility model discloses a structural schematic diagram of the bearing assembly of rock soil bearing capacity testing arrangement.
Fig. 3 is a schematic structural diagram of an upper bearing table of a rock-soil bearing capacity testing device according to an embodiment of the present invention.
In the figure: 1-base, 2-vertical rod, 3-limit block, 4-transverse plate, 5-fixed nut, 6-oil cylinder, 7-pressure head, 8-bearing component, 9-control cabinet, 10-transverse table, 11-first wire, 12-sensor, 13-second wire, 14-upper bearing table, 15-through hole, 16-hole, 17-vertical rod, 18-limit nut, 19-compression spring, 20-lower bearing table and 21-bolt hole.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Referring to fig. 1, in an embodiment of the present invention, a rock bearing capacity testing apparatus includes: the base 1 is connected with the transverse plate 4 through upright posts 2, the number of the upright posts 2 is two, the left side and the right side of the transverse plate 4 are arranged at the upper ends of the two upright posts 2, and the transverse plate 4 is provided with a pressure assembly; the utility model discloses a base, including base 1, horizontal platform 10, sensor 12, horizontal platform 10 upper end is equipped with switch board 9, 1 upper end of base is equipped with carrier assembly 8 and sensor 12, switch board 9 is through first wire 11 and sensor 12 electric connection, sensor 12 is through second wire 13 and carrier assembly 8 bottom electric connection.
Furthermore, the transverse plate 4 is fixed on the upper end of the vertical rod 2 through the cooperation of the limiting block 3 and the fixing nut 5.
Specifically, the upper end surface of the upright rod 2 is provided with an external thread, and the inside of the limiting block 3 and the inside of the fixing nut 5 are both provided with an internal thread matched with the external thread on the upper end surface of the upright rod 2; when the diaphragm 4 is sleeved on the upper end of the vertical rod 2, the diaphragm 4 is fixed on the upper end of the vertical rod 2 under the combined action of interference fit connection of the threads inside the limiting block 3 and the threads on the upper end surface of the vertical rod 2 and interference fit connection of the threads inside the fixing nut 5 and the threads on the upper end surface of the vertical rod 2.
Furthermore, the pressure assembly comprises a pressure oil cylinder 6 and a pressure head 7, the pressure oil cylinder 6 is fixedly arranged on the transverse plate 4, and the pressure head 7 is arranged at the lower end of the pressure oil cylinder 6; the pressure oil cylinder 6 supplies energy to enable the pressure head 7 to move downwards, and then an extrusion experiment is carried out on the earthwork sample borne on the bearing assembly 8.
Example 2
Referring to fig. 2, further, the bearing assembly 8 includes an upper bearing platform 14 and a lower bearing platform 20, and the upper bearing platform 14 and the lower bearing platform 20 are connected and fixed by a vertical rod 17; the number of the vertical rods 17 is four, the upper ends of the vertical rods 17 penetrate through the through holes 15 of the upper bearing platform 14 and then are fixed through the limiting nuts 18, and the lower ends of the vertical rods 17 are fixed inside the lower bearing platform 20; the vertical rod 17 is provided with a compression spring 19 at the middle section part of the upper bearing platform 14 and the lower bearing platform 20; a bolt hole 21 and a pressure gauge are arranged in the lower bearing table 20, and the lower bearing table 20 passes through the bolt hole 21 through a bolt to help the lower bearing table 20 to be fixed at the upper end of the base 1; the pressure gauge is electrically connected with the sensor 12 through a second lead 13; the earthwork sample is placed on the surface of the upper bearing platform 14, the pressure assembly extrudes the earthwork sample on the surface of the upper bearing platform 14, the earthwork sample moves downwards on the vertical rod 17 along with the upper bearing platform 14, the compression spring 19 plays a role in buffering in the process of moving downwards on the upper bearing platform 14, and the sensor 12 analyzes the deformation degree of the compression spring 19 measured by the pressure gauge and transmits the processed data information to the control cabinet 9 through the first lead 11.
Referring to fig. 3, in order to ensure that the position of the earth sample on the surface of the upper bearing table 14 moves during the testing process of the irregular-shaped earth sample, which affects the accuracy of the testing data, the upper bearing table 14 is provided with a hole 16.
The embodiment of the utility model provides a theory of operation is:
the earthwork sample is placed on the surface of the upper bearing platform 14, the pressure assembly extrudes the earthwork sample on the surface of the upper bearing platform 14, the earthwork sample moves downwards on the vertical rod 17 along with the upper bearing platform 14, the compression spring 19 plays a role in buffering in the process of moving downwards on the upper bearing platform 14, and the sensor 12 analyzes the deformation degree of the compression spring 19 measured by the pressure gauge and transmits the processed data information to the control cabinet 9 through the first lead 11.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A rock-soil bearing capacity testing device, comprising: the device comprises a base (1), transverse plates (4) and a transverse table (10), wherein the base (1) is connected with the transverse plates (4) through upright posts (2), the number of the upright posts (2) is two, and the left side and the right side of each transverse plate (4) are arranged at the upper ends of the two upright posts (2); the method is characterized in that:
the transverse plate (4) is provided with a pressure component;
the transverse table (10) is welded on the right side of the base (1), and the upper end of the transverse table (10) is provided with a control cabinet (9);
the base (1) upper end is equipped with carrier assembly (8) and sensor (12), switch board (9) are through first wire (11) and sensor (12) electric connection, sensor (12) are through second wire (13) and carrier assembly (8) bottom electric connection.
2. A rock-soil bearing capacity testing device according to claim 1, characterized in that: the transverse plate (4) is installed and fixed at the upper end of the vertical rod (2) through the matching effect of the limiting block (3) and the fixing nut (5).
3. A rock-soil bearing capacity testing device according to claim 2, characterized in that: the pole setting (2) upper end surface is equipped with the external screw thread, and stopper (3) inside and fixation nut (5) inside all are equipped with the internal thread that matches with the external screw thread agrees with that pole setting (2) upper end surface is equipped with.
4. A rock-soil bearing capacity testing device according to claim 1, characterized in that: the pressure assembly comprises a pressure oil cylinder (6) and a pressure head (7), the pressure oil cylinder (6) is fixedly arranged on the transverse plate (4), and the pressure head (7) is arranged at the lower end of the pressure oil cylinder (6).
5. A rock-soil bearing capacity testing device according to claim 1, characterized in that: the bearing assembly (8) comprises an upper bearing platform (14) and a lower bearing platform (20), and the upper bearing platform (14) and the lower bearing platform (20) are fixedly connected through a vertical rod (17); the number of the vertical rods (17) is four, the upper ends of the vertical rods (17) penetrate through the through holes (15) of the upper bearing platform (14) and then are fixed through the limiting nuts (18), and the lower ends of the vertical rods (17) are fixed inside the lower bearing platform (20); the vertical rod (17) is provided with a compression spring (19) at the middle section part of the upper bearing platform (14) and the lower bearing platform (20); a bolt hole (21) and a pressure gauge are arranged in the lower bearing table (20), and the lower bearing table (20) penetrates through the bolt hole (21) through a bolt to enable the lower bearing table (20) to be fixed at the upper end of the base (1); the pressure gauge is electrically connected with the sensor (12) through a second lead (13).
6. A rock-soil bearing capacity testing device according to claim 5, characterized in that: the upper bearing table (14) is provided with a hole (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920498746.8U CN210243380U (en) | 2019-04-12 | 2019-04-12 | Rock-soil bearing capacity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920498746.8U CN210243380U (en) | 2019-04-12 | 2019-04-12 | Rock-soil bearing capacity testing device |
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| Publication Number | Publication Date |
|---|---|
| CN210243380U true CN210243380U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920498746.8U Expired - Fee Related CN210243380U (en) | 2019-04-12 | 2019-04-12 | Rock-soil bearing capacity testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115060611A (en) * | 2022-06-08 | 2022-09-16 | 阜阳市科信交通工程试验检测有限公司 | Highway geology reconnaissance ground hardness check out test set |
-
2019
- 2019-04-12 CN CN201920498746.8U patent/CN210243380U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115060611A (en) * | 2022-06-08 | 2022-09-16 | 阜阳市科信交通工程试验检测有限公司 | Highway geology reconnaissance ground hardness check out test set |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 Termination date: 20210412 |
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| CF01 | Termination of patent right due to non-payment of annual fee |