CN115371927A - Civil engineering structure anti-seismic test device for engineering safety detection - Google Patents
Civil engineering structure anti-seismic test device for engineering safety detection Download PDFInfo
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- CN115371927A CN115371927A CN202211319993.XA CN202211319993A CN115371927A CN 115371927 A CN115371927 A CN 115371927A CN 202211319993 A CN202211319993 A CN 202211319993A CN 115371927 A CN115371927 A CN 115371927A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
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Abstract
The invention relates to the technical field of anti-seismic test devices, in particular to a civil engineering structure anti-seismic test device for engineering safety detection, which comprises a test board, a base, a first sliding structure, an angle adjusting structure, a second sliding structure, a connecting structure and a driving structure, wherein the test board is arranged on the base; the angle adjusting structure is arranged to facilitate the test board to rotate, internal components are convenient to overhaul, maintain and clean, operation flexibility is improved, the connecting structure is provided with a second sliding structure used for adjusting the position of the test board, the first sliding structure is matched with the second sliding structure to enable the sliding to be more stable, the mounting and the dismounting to be more convenient and two, the driving structure drives the connecting structure and the second sliding structure to move respectively, the driving structure is arranged to facilitate the adjustment of the moving range of the test board, and the anti-seismic test accuracy is higher.
Description
Technical Field
The invention relates to the technical field of anti-seismic testing devices, in particular to a civil engineering structure anti-seismic testing device for engineering safety detection.
Background
Large-scale civil engineering is like house, bridge design, and after accomplishing the design drawing, can make the model usually and carry out various analogue test to guarantee the reliable and stable of structure, the earthquake-resistant test is the indispensable one in numerous experiments, inputs ground motion to the model through the shaking table mesa, and the earthquake-resistant test of simulation earthquake to the model effect overall process.
However, if the model collapses the damage in the earthquake simulation process, the sweeps can drop to in the drive structure of shaking table bottom, be not convenient for overhaul and maintain the bottom of shaking table, the drive structure adopts motor cooperation crank link drive shaking table to remove mostly, vibration frequency is adjusted to the rotational speed through the motor, but the displacement range of shaking table is fixed, influence the accuracy of data, the shaking table adopts the slide bar slider to remove mostly, it is higher to slide bar and slider machining precision requirement, and make the sweeps card stopper easily, influence stability.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a civil engineering structure anti-seismic testing device for engineering safety detection.
The technical scheme adopted by the invention for solving the technical problems is as follows: a civil engineering structure anti-seismic testing device for engineering safety detection comprises a base, wherein an angle adjusting structure for adjusting the angle of a first sliding structure is arranged on the base, a connecting structure is arranged on the first sliding structure, and a second sliding structure for adjusting the position of a test board is arranged on the connecting structure; the base is provided with two driving structures which respectively drive the connecting structure and the second sliding structure to move;
the angle adjusting structure comprises a sleeve, a sleeve is arranged on the first sliding structure in a rotating mode, a supporting rod is arranged on the sleeve in a sliding mode, the supporting rod is connected with the base in a rotating mode, a clamping block in sliding connection is arranged on the sleeve, the clamping block is clamped with a hole in the supporting rod, a spring is arranged between the clamping block and the sleeve, and a pushing block is fixed on the clamping block.
Specifically, a guide rod is fixed on the sleeve, the guide rod penetrates through the spring, and the clamping block is connected with the guide rod in a sliding mode.
Specifically, second sliding structure includes the balladeur train, be equipped with the balladeur train on the testboard, the block has the installation piece on the balladeur train, connection structure includes the second slide bar, the balladeur train wraps up in the second slide bar with the installation piece.
Specifically, the installation block and the sliding frame are both rotatably provided with idler wheels, the idler wheels are provided with arc grooves, and the idler wheels are in rolling connection with the second sliding rod.
Specifically, the second sliding rod is fixed to a connecting frame of the U-shaped structure, and the connecting frame is connected to the first sliding structure.
Specifically, the first sliding structure comprises a first sliding rod, the connecting frame is connected with the first sliding rod in a sliding mode, and the first sliding rod is fixed on the supporting frame.
Specifically, the first slide bar and the second slide bar are at least two, a mounting plate for guiding the first slide bar is arranged on the support frame, and the first slide bar is connected with the mounting plate in a sliding manner.
Specifically, one of the right ends is provided with a guide shaft on the mounting plate, and the guide shaft is rotatably connected with the base.
Specifically, drive structure includes two transmission covers, two the transmission cover is fixed in testboard and link respectively, it has the leading wheel to roll on the driving groove on the transmission cover, the leading wheel rotates with the slider to be connected, the slider is connected in the carousel, be fixed with the pivot on the carousel, rotate between pivot and the mount and be connected, the pivot passes through coupling joint in motor, the motor is fixed in the mount.
Specifically, the rotary table is rotatably provided with a screw rod, the screw rod is in threaded connection with a sliding block, and the sliding block is in sliding connection with the rotary table.
The invention has the beneficial effects that:
(1) According to the civil engineering structure anti-seismic testing device for engineering safety detection, the angle adjusting structure for adjusting the angle of the first sliding structure is arranged on the base, the angle adjusting structure is convenient to enable the test board to rotate, internal components are convenient to overhaul, maintain and clean, and operation flexibility is improved.
(2) According to the civil engineering structure anti-seismic testing device for engineering safety detection, the connecting structure is arranged on the first sliding structure, the second sliding structure for adjusting the position of the test board is arranged on the connecting structure, the first sliding structure is matched with the second sliding structure to enable sliding to be more stable, and mounting and dismounting to be more convenient.
(3) According to the civil engineering structure anti-seismic testing device for engineering safety detection, the two driving structures are arranged on the base and respectively drive the connecting structure and the second sliding structure to move, and the driving structures are arranged to facilitate adjustment of the moving range of the test bench, so that the anti-seismic test accuracy is higher.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic overall configuration diagram of a civil engineering structure earthquake resistance test device for engineering safety inspection according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged view of the part A shown in FIG. 1;
FIG. 3 is an enlarged view of the structure of the portion B shown in FIG. 1;
FIG. 4 is a schematic view of a connection structure of the base and the driving structure according to the present invention;
FIG. 5 is an enlarged view of the structure of the portion C shown in FIG. 4;
FIG. 6 is an enlarged view of the D-section shown in FIG. 4;
FIG. 7 is an enlarged view of the structure of the section E shown in FIG. 4;
FIG. 8 is an enlarged view of the structure of the portion F shown in FIG. 4;
fig. 9 is an enlarged view of the structure of the G-section shown in fig. 4.
In the figure: 1. a test bench; 2. a base; 3. a first sliding structure; 301. a support frame; 302. a first slide bar; 303. mounting a plate; 304. a guide shaft; 4. an angle adjustment structure; 401. a sleeve; 402. a push block; 403. a support bar; 404. a clamping block; 405. a spring; 406. a guide rod; 5. a second sliding structure; 501. a carriage; 502. mounting blocks; 503. a roller; 6. a connecting structure; 601. a connecting frame; 602. a second slide bar; 7. a drive structure; 701. a fixed mount; 702. a motor; 703. a rotating shaft; 704. a guide wheel; 705. a turntable; 706. a screw rod; 707. a driving sleeve; 708. a transmission groove; 709. a slide block.
Detailed Description
The present invention will be further described with reference to the following detailed description so that the technical means, the creation features, the achievement purposes and the effects of the present invention can be easily understood.
As shown in fig. 1 to 9, the civil engineering structure earthquake-proof testing device for engineering safety detection according to the present invention includes a base 2, an angle adjusting structure 4 for adjusting an angle of a first sliding structure 3 is provided on the base 2, a connecting structure 6 is provided on the first sliding structure 3, and a second sliding structure 5 for adjusting a position of a testing table 1 is provided on the connecting structure 6; two driving structures 7 are arranged on the base 2, and the two driving structures 7 respectively drive the connecting structure 6 and the second sliding structure 5 to move;
the angle adjusting structure 4 comprises a sleeve 401, the sleeve 401 is rotatably arranged on the first sliding structure 3, a support rod 403 is slidably arranged on the sleeve 401, the support rod 403 is rotatably connected with the base 2, a fixture block 404 in sliding connection is arranged on the sleeve 401, the fixture block 404 is clamped with a hole in the support rod 403, a spring 405 is arranged between the fixture block 404 and the sleeve 401, and a pushing block 402 is fixed on the fixture block 404; a guide rod 406 is fixed on the sleeve 401, the guide rod 406 penetrates through the spring 405, and the fixture block 404 is connected with the guide rod 406 in a sliding manner;
specifically, the second sliding structure 5 includes a sliding frame 501, the sliding frame 501 is arranged on the test board 1, the mounting block 502 is clamped on the sliding frame 501, the connecting structure 6 includes a second sliding rod 602, the sliding frame 501 and the mounting block 502 are wrapped on the second sliding rod 602, rollers 503 are rotatably arranged on the mounting block 502 and the sliding frame 501, arc-shaped grooves are arranged on the rollers 503, and the rollers 503 are in rolling connection with the second sliding rod 602;
the second sliding rod 602 is fixed to a connecting frame 601 of a U-shaped structure, the connecting frame 601 is connected to the first sliding structure 3, the first sliding structure 3 comprises a first sliding rod 302, the connecting frame 601 is connected with the first sliding rod 302 in a sliding manner, the first sliding rod 302 is fixed to a support frame 301, at least two first sliding rods 302 and at least two second sliding rods 602 are arranged, a mounting plate 303 for guiding the first sliding rod 302 is arranged on the support frame 301, and the first sliding rod 302 is connected with the mounting plate 303 in a sliding manner; after the test board 1 rotates, lubricating oil is conveniently coated on the first sliding rod 302 and the second sliding rod 602, scrap is conveniently cleaned, after the mounting plate 303 is disassembled, the first sliding rod 302 is conveniently separated from the connecting frame 601, bolts on the mounting block 502 and the sliding frame 501 are disassembled, then the mounting block 502 is pushed, the mounting block 502 is separated from the sliding frame 501, the mounting and the dismounting of the second sliding rod 602 are more convenient, meanwhile, the roller 503 is provided with a groove, the roller 503 is conveniently attached to the second sliding rod 602, the roller 503 and the second sliding rod 602 are in rolling connection, and the transmission is more stable.
Specifically, a guide shaft 304 is arranged on one of the mounting plates 303 at the right end, the guide shaft 304 is rotatably connected with the base 2, when maintenance of components at the bottom end of the test platform 1 is required, the push block 402 is pushed to drive the push block 402 to slide upwards, the push block 404 and the guide rod 406 slide, the guide rod 406 is arranged to enable the push block 404 to slide more stably, the push block 404 is not clamped with the support rod 403, the push block 404 pushes the spring 405 to compress, the test platform 1 is then pushed to enable the guide shaft 304 on the support frame 301 at the right end to rotate with the base 2, the sleeve 401 and the support frame 301 at the left end rotate, the support rod 403 and the base 2 rotate, the support rod 403 and the sleeve 401 slide, a plurality of holes are formed in the support rod 403, and the push block 402 can be released after the test platform 1 rotates to a proper angle, the spring 405 extends to drive the push block 404 and the support rod 403 to limit, the support rod 403 and the sleeve 401 to support the test platform 1, and further facilitate maintenance of the components at the bottom end of the test platform 1.
Specifically, the driving structure 7 includes two driving sleeves 707, the two driving sleeves 707 are respectively fixed to the test board 1 and the connecting frame 601, a guide wheel 704 rolls on a driving groove 708 on the driving sleeve 707, the guide wheel 704 is rotatably connected to a sliding block 709, the sliding block 709 is connected to a turntable 705, a rotating shaft 703 is fixed on the turntable 705, the rotating shaft 703 is rotatably connected to a fixing frame 701, the rotating shaft 703 is connected to a motor 702 through a coupling, the motor 702 is fixed to the fixing frame 701, a screw rod 706 is rotatably arranged on the turntable 705, the screw rod 706 is in threaded connection with the sliding block 709, the sliding block 709 is in sliding connection with the turntable 705, and after the test board 1 rotates, since the bottom end of the driving groove 708 is not sealed, the guide wheel 704 is not prevented from being disengaged from the driving groove 708, the guide wheel 704 and the transmission groove 708 can be mounted and dismounted more conveniently, then the moving range of the test board 1 is adjusted as required, the screw rod 706 is rotated, the screw rod 706 drives the sliding block 709 to rotate on the rotating disc 705 in a threaded manner, the distance between the guide wheel 704 on the sliding block 709 and the circle center is changed, so that when the motor 702 rotates, the rotating shaft 703 on the motor 702 drives the rotating disc 705 to rotate, the guide wheel 704 on the sliding block 709 rolls in the transmission groove 708, the transmission sleeve 707 is pushed to slide in a reciprocating manner, the sliding frame 501 drives the test board 1 to move on the second sliding rod 602, the connecting frame 601 moves on the first sliding rod 302, the moving directions of the two transmission sleeves 707 are vertical, the moving distance of the test board 1 in the horizontal direction can be adjusted conveniently, the accuracy of the anti-seismic test is better, and meanwhile, the base 2 can be fixed on a vertical vibration measurement structure, so as to simulate vertical vibration.
When the device is used, when the components at the bottom end of the test bench 1 need to be overhauled and maintained, the push block 402 is pushed, the push block 402 drives the fixture block 404 to slide upwards, the fixture block 404 and the guide rod 406 slide, the guide rod 406 enables the fixture block 404 to slide more stably, the fixture block 404 is not clamped with the support rod 403, the fixture block 404 pushes the spring 405 to compress, then the test bench 1 is pushed, the guide shaft 304 on the support frame 301 at the right end and the base 2 rotate, the sleeve 401 and the support frame 301 at the left end rotate simultaneously, the support rod 403 and the base 2 rotate, the support rod 403 and the sleeve 401 slide simultaneously, the support rod 403 is provided with a plurality of holes, after the test bench 1 rotates to a proper angle, the push block 402 can be released, the spring 405 extends to drive the fixture block 404 and the support rod 403 to limit, so that the support rod 403 and the sleeve 401 support the test bench 1, and further the components at the bottom end of the test bench 1 can be overhauled and maintained;
after the test board 1 rotates, lubricating oil is conveniently coated on the first sliding rod 302 and the second sliding rod 602, scraps are conveniently cleaned, after the mounting plate 303 is disassembled, the first sliding rod 302 is conveniently separated from the connecting frame 601, bolts on the mounting block 502 and the sliding frame 501 are disassembled, then the mounting block 502 is pushed, the mounting block 502 is separated from the sliding frame 501, the mounting and the disassembling of the second sliding rod 602 are further convenient, meanwhile, the roller 503 is provided with a groove, the roller 503 is conveniently attached to the second sliding rod 602, and the roller 503 is connected with the second sliding rod 602 in a rolling manner, so that the transmission is more stable;
when the test bench 1 rotates, the bottom end of the transmission groove 708 is not sealed, and thus the guide wheel 704 is not blocked from being separated from the transmission groove 708, so that the guide wheel 704 and the transmission groove 708 can be mounted and dismounted more conveniently, then the moving range of the test bench 1 is adjusted as required, the screw rod 706 is rotated, the screw rod 706 drives the slider 709 to rotate on the rotary table 705, the distance between the guide wheel 704 on the slider 709 and the center of a circle is changed, so that when the motor 702 rotates, the rotary table 705 is driven by the rotating shaft 703 on the motor 702 to rotate, the guide wheel 704 on the slider 709 rolls in the transmission groove 708, the transmission sleeve 707 is pushed to slide back and forth, the test bench 1 is driven by the carriage 501 to move on the second slide bar 602, the connecting frame 601 moves on the first slide bar 302, the moving directions of the two transmission sleeves 707 are perpendicular, and further the moving distance of the test bench 1 in the horizontal direction can be conveniently adjusted, so that the accuracy of the anti-vibration test is better, and the base 2 can be fixed on a vertical vibration measurement structure, thereby simulating vertical vibration.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The civil engineering structure anti-seismic testing device for engineering safety detection is characterized by comprising a base (2), wherein an angle adjusting structure (4) for adjusting the angle of a first sliding structure (3) is arranged on the base (2), a connecting structure (6) is arranged on the first sliding structure (3), and a second sliding structure (5) for adjusting the position of a test bench (1) is arranged on the connecting structure (6); the base (2) is provided with two driving structures (7), and the two driving structures (7) respectively drive the connecting structure (6) and the second sliding structure (5) to move; angle modulation structure (4) include sleeve (401), it is equipped with sleeve (401) to rotate on first sliding structure (3), it is equipped with bracing piece (403) to slide on sleeve (401), rotate between bracing piece (403) and base (2) and be connected, be equipped with sliding connection's fixture block (404) on sleeve (401), the hole block on fixture block (404) and bracing piece (403), be equipped with spring (405) between fixture block (404) and sleeve (401), be fixed with ejector pad (402) on fixture block (404).
2. The civil engineering structure earthquake-resistant test device for engineering safety detection as claimed in claim 1, wherein: a guide rod (406) is fixed on the sleeve (401), the guide rod (406) penetrates through the spring (405), and the clamping block (404) is connected with the guide rod (406) in a sliding mode.
3. The civil engineering structure earthquake-resistant test device for engineering safety detection as claimed in claim 1, wherein: the second sliding structure (5) comprises a sliding frame (501), the sliding frame (501) is arranged on the test board (1), a mounting block (502) is clamped on the sliding frame (501), the connecting structure (6) comprises a second sliding rod (602), and the sliding frame (501) and the mounting block (502) wrap the second sliding rod (602).
4. The civil engineering structure earthquake-resistant test device for engineering safety detection as claimed in claim 3, wherein: the mounting block (502) and the sliding frame (501) are both rotatably provided with rollers (503), the rollers (503) are provided with arc-shaped grooves, and the rollers (503) are connected with the second sliding rod (602) in a rolling manner.
5. The civil engineering structure earthquake-resistant test device for engineering safety detection as claimed in claim 4, wherein: the second sliding rod (602) is fixed on a connecting frame (601) of a U-shaped structure, and the connecting frame (601) is connected to the first sliding structure (3).
6. The civil engineering structure anti-seismic testing device for engineering safety inspection according to claim 5, characterized in that: the first sliding structure (3) comprises a first sliding rod (302), the connecting frame (601) is in sliding connection with the first sliding rod (302), and the first sliding rod (302) is fixed on the supporting frame (301).
7. The civil engineering structure earthquake-resistant test device for engineering safety detection as claimed in claim 6, wherein: the first sliding rod (302) and the second sliding rod (602) are at least two, a mounting plate (303) guiding the first sliding rod (302) is arranged on the supporting frame (301), and the first sliding rod (302) is connected with the mounting plate (303) in a sliding mode.
8. The civil engineering structure earthquake-resistant test device for engineering safety detection as claimed in claim 7, wherein: and one mounting plate (303) at the right end is provided with a guide shaft (304), and the guide shaft (304) is rotatably connected with the base (2).
9. The civil engineering structure earthquake-resistant test device for engineering safety detection as claimed in claim 7, wherein: the driving structure (7) comprises two transmission sleeves (707), the two transmission sleeves (707) are respectively fixed on the test board (1) and the connecting frame (601), guide wheels (704) roll on transmission grooves (708) on the transmission sleeves (707), the guide wheels (704) are rotatably connected with sliding blocks (709), the sliding blocks (709) are connected with a rotating disc (705), a rotating shaft (703) is fixed on the rotating disc (705), the rotating shaft (703) is rotatably connected with the fixing frame (701), the rotating shaft (703) is connected with a motor (702) through a coupling, and the motor (702) is fixed on the fixing frame (701).
10. The civil engineering structure anti-seismic testing device for engineering safety inspection according to claim 9, characterized in that: the rotary table is characterized in that a screw rod (706) is arranged on the rotary table (705) in a rotating mode, the screw rod (706) is in threaded connection with a sliding block (709), and the sliding block (709) is in sliding connection with the rotary table (705).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211319993.XA CN115371927B (en) | 2022-10-26 | 2022-10-26 | Civil engineering structure anti-seismic test device for engineering safety detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211319993.XA CN115371927B (en) | 2022-10-26 | 2022-10-26 | Civil engineering structure anti-seismic test device for engineering safety detection |
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| Publication Number | Publication Date |
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| CN115371927A true CN115371927A (en) | 2022-11-22 |
| CN115371927B CN115371927B (en) | 2023-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211319993.XA Active CN115371927B (en) | 2022-10-26 | 2022-10-26 | Civil engineering structure anti-seismic test device for engineering safety detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116698333A (en) * | 2023-07-27 | 2023-09-05 | 徐州市检验检测中心 | Steel construction building antidetonation check out test set |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116698333A (en) * | 2023-07-27 | 2023-09-05 | 徐州市检验检测中心 | Steel construction building antidetonation check out test set |
| CN116698333B (en) * | 2023-07-27 | 2023-10-13 | 徐州市检验检测中心 | Steel construction building antidetonation check out test set |
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| Publication number | Publication date |
|---|---|
| CN115371927B (en) | 2023-02-17 |
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