CN210128733U - Rock-surrounding fracture joint testing device for geotechnical engineering model test - Google Patents
Rock-surrounding fracture joint testing device for geotechnical engineering model test Download PDFInfo
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- CN210128733U CN210128733U CN201921516757.0U CN201921516757U CN210128733U CN 210128733 U CN210128733 U CN 210128733U CN 201921516757 U CN201921516757 U CN 201921516757U CN 210128733 U CN210128733 U CN 210128733U
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Abstract
The utility model relates to the technical field of engineering model testing devices, and discloses a surrounding rock fracture joint testing device for geotechnical engineering model tests, the device for testing the surrounding rock fracture joint of the geotechnical engineering model test comprises a base, a pneumatic pump, a pressure measuring block, a side door and a scanner, wherein the upper end of the base is fixedly connected with an L-shaped fixing frame, the other end of the L-shaped fixing frame is fixedly connected with the pneumatic pump, the lower end of the pneumatic pump is fixedly connected with a telescopic rod, the telescopic rod penetrates through the upper wall of the base to the inner cavity of the base, the lower end of the telescopic rod is fixedly connected with the pressing plate, and the side wall of the base is fixedly connected with the side door through the hinge, the direct relation between the pressure and the cracks of the surrounding rock can be accurately and directly presented through the control mechanism, so that a tester can conveniently observe and pre-calculate the pressure and the cracks, can fix the country rock piece through fixing mechanism, prevent to drop and lead to personnel's injury or equipment damage carrying out pressure test country rock piece.
Description
Technical Field
The utility model relates to an engineering model testing arrangement technical field especially relates to an experimental country rock crack testing arrangement of geotechnical engineering model.
Background
Geotechnical engineering is to solve the engineering problem of rock mass and soil body, including ground and foundation, slope and underground engineering, etc., as the research object of oneself, and generally will study the model earlier when carrying out the research to obtain and prepare the index.
The geotechnical engineering model generally uses the surrounding rock, so that an index can be prepared, the broken joint of the surrounding rock must be tested, but the relation between the pressure and the broken joint of the surrounding rock cannot be visually seen through the traditional broken joint test of the surrounding rock, and meanwhile, the surrounding rock is rarely fixed and protected during testing, so that certain damage can be caused to workers or equipment.
Therefore, the device for testing the surrounding rock fracture joint of the geotechnical engineering model test is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the experimental country rock fault joint testing arrangement of geotechnical engineering model that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a geotechnical engineering model test's country rock fault joint testing arrangement, includes base, pneumatic pump, survey briquetting, side door and scanner, the upper end fixedly connected with L type mount of base, the other end fixedly connected with pneumatic pump of L type mount, the lower extreme fixedly connected with telescopic link of pneumatic pump, and the telescopic link runs through the upper wall of base to its inner chamber, the lower extreme fixedly connected with clamp plate of telescopic link, the lateral wall of base is through passing through hinge fixedly connected with side door, the side fixedly connected with control mechanism of base, the lateral wall fixedly connected with fixed establishment of base, and fixed establishment runs through the lateral wall of base to its inner chamber, the inner wall fixedly connected with scanner of base, the bottom inner wall fixedly connected with survey briquetting of base, the country rock piece has been placed to the upper end of surveying the briquetting.
Preferably, the control mechanism comprises a die box fixed on the side wall of the base, the inner wall of the die box is fixedly connected with a single chip microcomputer, and the inner wall of the die box is fixedly connected with a display screen.
Preferably, fixed establishment is including fixing the circular barrel on the base lateral wall, and the circular barrel runs through the lateral wall of base to its inside, circular barrel spiral joint has the hob, the circular recess has been seted up to the lateral wall of hob, the inner wall fixedly connected with buffer spring of circular recess, buffer spring's other end fixed connection buffer block, the inner wall fixedly connected with auxiliary rod of buffer block, and the auxiliary rod extends to the circular inner chamber that buffer spring formed.
Preferably, the bottom of the I-shaped box is provided with a switch of the pneumatic pump display screen, the single chip microcomputer, the pressure measuring block and the scanner, and is electrically connected with the pneumatic pump, the display screen, the single chip microcomputer, the pressure measuring block and the scanner.
Preferably, the number of the fixing mechanisms is three, the fixing mechanisms are distributed on three side walls of the base, and any one fixing mechanism is not the same with one side wall of the side door.
Preferably, the number of the scanners is two, and the scanners are distributed at the symmetrical oblique angles of the base.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this geotechnical engineering model test's surrounding rock crack testing arrangement passes through the cooperation between control mechanism and the piezometer piece, can be real-timely show the pressure and the crack size that the surrounding rock piece received to reach real-time relation to between surrounding rock piece pressure and the crack and show, make things convenient for the tester to clear up the relation between pressure and the crack, be convenient for simultaneously follow-up to predict surrounding rock piece pressure.
2. This geotechnical engineering model test's surrounding rock crack testing arrangement can fix the surrounding rock piece through the cooperation between the fixed establishment subassembly to reach when carrying out the surrounding rock piece test, prevent that the surrounding rock piece from receiving great pressure and roll-off, lead to staff or equipment to receive the injury.
Drawings
FIG. 1 is a front perspective view of the structure of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a top perspective view of the structure of the present invention;
FIG. 4 is a left side view of the structure of the present invention;
fig. 5 is a perspective view of the screw rod of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 1 at A;
fig. 7 is a partial enlarged view of fig. 5 at B.
In the figure: 1. a base; 2. an L-shaped fixing frame; 3. a pneumatic pump; 4. a telescopic rod; 5. pressing a plate; 6. a control mechanism; 601. forming a mould box; 602. a single chip microcomputer; 603. a display screen; 7. a fixing mechanism; 701. a circular barrel; 702. a screw rod; 703. a circular groove; 704. a buffer spring; 705. a buffer block; 706. an auxiliary lever; 8. measuring a pressure block; 9. enclosing rock mass; 10. a scanner; 11. a side door.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-7, a rock surrounding fracture joint testing device for geotechnical engineering model test comprises a base 1, a pneumatic pump 3, a pressure measuring block 8, side doors 11 and a scanner 10, wherein the upper end of the base 1 is fixedly connected with an L-shaped fixing frame 2, the other end of the L-shaped fixing frame 2 is fixedly connected with the pneumatic pump 3, the model of the pneumatic pump is ZTV05, the lower end of the pneumatic pump 3 is fixedly connected with an expansion link 4, the expansion link 4 penetrates through the upper wall of the base 1 to the inner cavity thereof, the lower end of the expansion link 4 is fixedly connected with a pressure plate 5, the pressure plate 5 downwards extrudes a rock surrounding block 9 under the action of the pneumatic pump 3, the side wall of the base 1 is fixedly connected with the side doors 11 through hinges, the side end of the base 1 is fixedly connected with a control mechanism 6, the side wall of the base 1 is fixedly connected with a fixing mechanism 7, the fixing mechanism, the device is characterized in that the device is distributed on three side walls of a base 1, any one fixing mechanism 7 is not located on the same side wall with a side door 11, the inner wall of the base 1 is fixedly connected with a scanner 10, the type of the scanner 10 is SGO-130VRX, the number of the scanners 10 is two, the scanners are distributed on symmetrical oblique angles of the base 1, the inner wall of the bottom end of the base 1 is fixedly connected with a pressure measuring block 8, the type of the pressure measuring block 8 is OM-8450E, a surrounding rock block 9 is placed at the upper end of the pressure measuring block 8, and the surrounding rock block 9 is used for carrying out an experiment body of pressure and crack relation.
The control mechanism 6 comprises an i-shaped box 601 fixed on the side wall of the base 1, as shown in fig. 1, the i-shaped box 601 has a left groove and a right groove, the right inner wall of the i-shaped box 601 is fixedly connected with a single chip microcomputer 602, the type of the single chip microcomputer 602 is HT66F018, the left inner wall of the i-shaped box 601 is fixedly connected with a display screen 603, and the type of the display screen 603 is STC-7099, wherein the bottom end of the i-shaped box 601 is provided with a pneumatic pump 3, the display screen 603, the single chip microcomputer 602, a pressure measuring block 8 and a scanner 10, and is electrically connected with the pneumatic pump 3, the display screen 603, the single chip microcomputer 602, the pressure measuring block 8 and.
The working principle of the utility model is that when in use, the base 1 is placed on a flat road surface, then the single chip microcomputer 602 is electrified and opened, then the display screen 603, the sweeper 10 and the pneumatic pump 3 are opened through the switch, then the side door 11 is opened, the prepared surrounding rock block 9 is placed on the pressure measuring block 8, the screw rod 702 in the round barrel 701 is rotated towards the surrounding rock block 9 by the handle rod through rotating the screw rod 702, at the moment, the buffer block 705 is contacted with the surrounding rock block 9 and fixes the surrounding rock block 9, and has a certain buffer left and right through the buffer spring 704, the surrounding rock block 9 is placed to slip during testing, then the telescopic rod 4 is adjusted, the pressure plate 5 is contacted with the upper surface of the surrounding rock block 9, then the pressure on the surrounding rock block 9 is increased through the switch button at the lower end of the I-shaped box 601, the pressure on the surrounding rock block 8 is fed back to the pressure measuring block 602, and the sweeper 10 sweeps the tested surrounding rock block 9, the image of the scanned surface is fed back to the single chip microcomputer 602, the single chip microcomputer 602 analyzes the image and the pressure and displays the image and the pressure on the display screen 603, and therefore the data can be conveniently observed and pre-calculated by a tester.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a rock surrounding fracture seam testing arrangement of geotechnical engineering model test, includes base (1), pneumatic pump (3), survey briquetting (8), side door (11) and scanner (10), its characterized in that, the upper end fixedly connected with L type mount (2) of base (1), the other end fixedly connected with pneumatic pump (3) of L type mount (2), the lower extreme fixedly connected with telescopic link (4) of pneumatic pump (3), and telescopic link (4) run through the upper wall of base (1) to its inner chamber, the lower extreme fixedly connected with clamp plate (5) of telescopic link (4), the lateral wall of base (1) is through hinge fixedly connected with side door (11), the side fixedly connected with control mechanism (6) of base (1), the lateral wall fixedly connected with fixed establishment (7) of base (1), and fixed establishment (7) run through the lateral wall of base (1) to its inner chamber, the inner wall fixedly connected with scanner (10) of base (1), the bottom inner wall fixedly connected with of base (1) surveys briquetting (8), country rock piece (9) have been placed to the upper end of surveying briquetting (8).
2. The device for testing the surrounding rock fracture joint of the geotechnical engineering model test according to claim 1, wherein the control mechanism (6) comprises a I-shaped box (601) fixed on the side wall of the base (1), a single chip microcomputer (602) is fixedly connected to the inner wall of the I-shaped box (601), and a display screen (603) is fixedly connected to the inner wall of the I-shaped box (601).
3. The device for testing the surrounding rock fracture joint of the geotechnical engineering model test according to claim 1, wherein the fixing mechanism (7) comprises a round barrel (701) fixed on the side wall of the base (1), the round barrel (701) penetrates through the side wall of the base (1) to the inside of the round barrel, a spiral rod (702) is spirally clamped on the round barrel (701), a round groove (703) is formed in the side wall of the spiral rod (702), a buffer spring (704) is fixedly connected to the inner wall of the round groove (703), a buffer block (705) is fixedly connected to the other end of the buffer spring (704), an auxiliary rod (706) is fixedly connected to the inner wall of the buffer block (705), and the auxiliary rod (706) extends to a round inner cavity formed by the buffer spring (704).
4. The device for testing the surrounding rock fracture joint of the geotechnical engineering model test according to claim 2, wherein switches of a pneumatic pump (3) display screen (603), a single chip microcomputer (602), a pressure measuring block (8) and a scanner (10) are arranged at the bottom end of the I-shaped box (601), and are electrically connected with the pneumatic pump (3), the display screen (603), the single chip microcomputer (602), the pressure measuring block (8) and the scanner (10).
5. The device for testing the surrounding rock fracture joints of the geotechnical engineering model test according to claim 3, wherein the number of the fixing mechanisms (7) is three, the fixing mechanisms are distributed on three side walls of the base (1), and any one fixing mechanism (7) is not the same as one side wall of the side door (11).
6. The device for testing the surrounding rock fracture joint of the geotechnical engineering model test according to claim 1, wherein the number of the scanners (10) is two, and the two scanners are distributed at symmetrical oblique angles of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921516757.0U CN210128733U (en) | 2019-09-12 | 2019-09-12 | Rock-surrounding fracture joint testing device for geotechnical engineering model test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921516757.0U CN210128733U (en) | 2019-09-12 | 2019-09-12 | Rock-surrounding fracture joint testing device for geotechnical engineering model test |
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| CN210128733U true CN210128733U (en) | 2020-03-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358473A (en) * | 2021-06-21 | 2021-09-07 | 重庆交通大学 | Special testing device for rock fracture toughness convenient for direct field work |
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2019
- 2019-09-12 CN CN201921516757.0U patent/CN210128733U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358473A (en) * | 2021-06-21 | 2021-09-07 | 重庆交通大学 | Special testing device for rock fracture toughness convenient for direct field work |
| CN113358473B (en) * | 2021-06-21 | 2023-10-27 | 重庆交通大学 | Special test device of rock fracture toughness convenient to direct field work |
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