CN111638029A - Be used for assembled bridge engineering with antidetonation experimental apparatus - Google Patents
Be used for assembled bridge engineering with antidetonation experimental apparatus Download PDFInfo
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- CN111638029A CN111638029A CN202010526029.9A CN202010526029A CN111638029A CN 111638029 A CN111638029 A CN 111638029A CN 202010526029 A CN202010526029 A CN 202010526029A CN 111638029 A CN111638029 A CN 111638029A
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- assembled bridge
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- 238000009434 installation Methods 0.000 claims abstract description 25
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims 1
- 238000002474 experimental method Methods 0.000 abstract description 7
- 239000011435 rock Substances 0.000 abstract 1
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Classifications
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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
- G01M7/06—Multidirectional test stands
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D1/00—Bridges in general
-
- 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
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an anti-seismic experimental device for assembled bridge engineering, which comprises a base, a movable seat and a first installation bin, wherein a fixed bin is fixed at the middle position of the top of the base, a second gear ring is installed on the outer side of the fixed bin, the movable seat is arranged in the fixed bin, and first annular sliding grooves are formed in two sides of the top of the base. This a be used for assembled bridge engineering to use antidetonation experimental apparatus is connected with the meshing between second ring gear and the first ring gear respectively through first gear, and the meshing between first ring gear and the second gear is connected, when making first motor drive second pivot rotate, can make first pivot constantly do the planetary motion thereupon, and then drive the sliding seat and multi-directionally rock, thereby can carry out multi-direction vibrations experiment by the single, and can drive the further diversified vibrations of bridge model on placing the board, thereby accord with the in-service use condition more, and can carry out more comprehensive experiment.
Description
Technical Field
The invention relates to the technical field of bridge engineering, in particular to an anti-seismic experimental device for assembled bridge engineering.
Background
Along with the continuous development of society, various public facilities are continuously perfect thereupon, the bridge is one of numerous public facilities, because the actual service environment of bridge is comparatively complicated, consequently divide into more kind, assembled bridge is one comparatively commonly used, assembled bridge is in the design manufacturing process, in order to guarantee the security of its use, generally need carry out the antidetonation experiment to its model, this just needs to use assembled bridge engineering with antidetonation experimental apparatus, traditional assembled bridge engineering with antidetonation experimental apparatus can satisfy people's user demand basically, but still has certain problem, the concrete problem is as follows:
1. when the existing anti-seismic experimental device for the assembled bridge engineering is used, the assembled bridge model is usually shaken left and right for a certain time, and then the connection and other conditions are observed, so that the shaking direction of single operation is less, and more operation times are needed to obtain more comprehensive data;
2. when the existing assembled type anti-seismic experimental device for bridge engineering is used, the mode of providing vibration is single, in the actual use process, the use environment of a bridge is complex, and the vibration is complex, so that the vibration provided by the existing assembled type anti-seismic experimental device for bridge engineering is not consistent with the actual vibration;
disclosure of Invention
The invention aims to provide an earthquake-proof experimental device for assembled bridge engineering, which solves the problems that the existing earthquake-proof experimental device for assembled bridge engineering in the background art has less single shaking direction and more operation times, and has single vibration providing mode and is not in accordance with the reality.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-seismic experimental device for assembled bridge engineering comprises a base, a movable seat and a first mounting bin, wherein a fixed bin is fixed at the middle position of the top of the base, a second toothed ring is installed on the outer side of the fixed bin, the movable seat is arranged inside the fixed bin, first annular sliding grooves are formed in two sides of the top of the base, a first sliding block is arranged inside the first annular sliding grooves, a first toothed ring is fixed on the top of the first sliding block, a first mounting bin is fixed on the top of the movable seat, a fixed shaft is welded on the top of the first mounting bin, a mounting disc is sleeved on the outer side of the fixed shaft, a second motor is installed inside the first mounting bin, the output end of the second motor is connected with a third rotating shaft, a rotating disc is fixed at the top end of the third rotating shaft, and a connecting rod penetrating through the first mounting bin is installed at the top of the rotating disc, and a second mounting bin is fixed on the outer side of the mounting disc, and a screw rod is mounted on an inner bearing of the second mounting bin.
Preferably, the universal wheel is installed to the bottom of sliding seat, and the avris of sliding seat is provided with the first spring of being connected with fixed storehouse.
Preferably, a second annular sliding groove is formed in the base between the first annular sliding groove and the fixed bin, a second sliding block is arranged inside the second annular sliding groove, a first rotating shaft is mounted on a top bearing of the second sliding block, a first gear is fixedly sleeved on the outer side of the first rotating shaft, and a guide wheel is mounted at the top end of the first rotating shaft.
Preferably, a first motor is installed on the base, far away from one side of the fixed bin, of the first gear ring, the output end of the first motor is connected with a second rotating shaft, and a second gear is fixed at the top end of the second rotating shaft.
Preferably, the top of the fixed shaft is welded with a mounting block, a first universal ball is arranged in the mounting block, and a placing plate is arranged on the outer side of the first universal ball.
Preferably, the outside cover of lead screw is equipped with the moving part that runs through second installation storehouse, and the inside of moving part is provided with the universal ball of second.
Preferably, the internally mounted of lead screw has the second spring, and the bottom of second spring is provided with the action bars that runs through second installation storehouse, the outside of action bars is fixed with the stopper, and has seted up the spacing groove on the second installation storehouse of stopper avris.
Compared with the prior art, the invention has the beneficial effects that: the anti-seismic experimental device for the assembled bridge engineering is characterized in that the anti-seismic experimental device comprises a base;
1. the first gear is respectively connected with the second gear ring and the first gear ring in a meshed manner, and the first gear ring is connected with the second gear in a meshed manner, so that when the first motor drives the second rotating shaft to rotate, the first rotating shaft can continuously do planetary motion along with the second rotating shaft, the guide wheel is driven to intermittently extrude the movable seat from different directions, the movable seat is driven to shake in multiple directions, and a multi-direction vibration experiment can be carried out at a single time;
2. through multi-directional rotary connection between the first universal ball and the mounting block, a group of placing plates are pushed to an inclined state, and when the second mounting bin is driven to rotate through the second motor, the bridge model on the placing plates can be driven to further vibrate in multiple directions, so that the actual use condition is better met;
3. through the threaded connection between moving part and the lead screw to and the sliding connection between moving part and the second installation storehouse, make operating personnel remove after the rotation restriction of lead screw rotate the lead screw and can adjust the moving part and the universal ball of second height and then can adjust the gradient to placing board jack-up, and then change the vibration amplitude, thereby make the device can adjust the vibration amplitude, and then carry out more comprehensive experiment.
Drawings
FIG. 1 is a schematic sectional front view of the present invention;
FIG. 2 is an enlarged schematic view of FIG. 1 at A according to the present invention;
FIG. 3 is an enlarged view of the structure at B of FIG. 1 according to the present invention;
FIG. 4 is a schematic front view of the present invention;
FIG. 5 is a schematic top cross-sectional view of the present invention;
fig. 6 is a schematic sectional front view of a second installation bin of the present invention.
In the figure: 1. a base; 2. fixing the bin; 3. a movable seat; 4. a universal wheel; 5. a first spring; 6. a first annular chute; 7. a first slider; 8. a first ring gear; 9. a second annular chute; 10. a second slider; 11. a first rotating shaft; 12. a first gear; 13. a guide wheel; 14. a first motor; 15. a second rotating shaft; 16. a second gear; 17. a first installation bin; 18. a fixed shaft; 19. mounting a disc; 20. a second motor; 21. a third rotating shaft; 22. rotating the disc; 23. a connecting rod; 24. mounting blocks; 25. a first universal ball; 26. placing the plate; 27. a second mounting bin; 28. a screw rod; 29. a movable member; 30. a second universal ball; 31. a second spring; 32. an operating lever; 33. a limiting block; 34. a limiting groove; 35. a second toothed ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: an anti-seismic experimental device for assembled bridge engineering comprises a base 1, a movable seat 3 and a first installation bin 17, wherein a fixed bin 2 is fixed at the middle position of the top of the base 1, a second toothed ring 35 is installed on the outer side of the fixed bin 2, and the movable seat 3 is arranged inside the fixed bin 2;
the bottom of the movable seat 3 is provided with a universal wheel 4, and the side of the movable seat 3 is provided with a first spring 5 connected with the fixed bin 2, so that when the movable seat 3 is extruded, the movable seat can slide in multiple directions in the fixed bin 2 through the universal wheel 4, and further drives the bridge model to vibrate in multiple directions;
two sides of the top of the base 1 are provided with first annular chutes 6, first sliding blocks 7 are arranged inside the first annular chutes 6, and first gear rings 8 are fixed on the tops of the first sliding blocks 7;
a second annular chute 9 is formed in the base 1 between the first annular chute 6 and the fixed bin 2, a second slider 10 is arranged in the second annular chute 9, a first rotating shaft 11 is mounted on a top bearing of the second slider 10, a first gear 12 is fixedly sleeved on the outer side of the first rotating shaft 11, a guide wheel 13 is mounted at the top end of the first rotating shaft 11, a relative sliding structure is formed between the second slider 10 and the second annular chute 9, the first gear 12 is respectively meshed with the first toothed ring 8 and the second toothed ring 35, and a relative rotating structure is formed between the first rotating shaft 11 and the second slider 10, so that when the first toothed ring 8 rotates, the first rotating shaft 11 can be driven to rotate while making circular motion continuously, and the guide wheel 13 is driven to extrude the movable seat 3 continuously from different directions;
a first motor 14 is installed on the base 1 on one side, away from the fixed bin 2, of the first gear ring 8, the type of the first motor 14 can be MSME-5AZG1, the output end of the first motor 14 is connected with a second rotating shaft 15, a second gear 16 is fixed at the top end of the second rotating shaft 15, and the second gear 16 is in meshed connection with the first gear ring 8, so that when the first motor 14 drives the second rotating shaft 15 and the second gear 16 to rotate, the first gear ring 8 can rotate along with the second rotating shaft;
a first mounting bin 17 is fixed at the top of the movable seat 3, a fixing shaft 18 is welded at the top of the first mounting bin 17, a mounting disc 19 is sleeved at the outer side of the fixing shaft 18, a second motor 20 is mounted inside the first mounting bin 17, the type of the second motor 20 can be MSME-5AZG1, the output end of the second motor 20 is connected with a third rotating shaft 21, a rotating disc 22 is fixed at the top end of the third rotating shaft 21, and a connecting rod 23 penetrating through the first mounting bin 17 is mounted at the top of the rotating disc 22;
the top of the fixed shaft 18 is welded with an installation block 24, a first universal ball 25 is arranged inside the installation block 24, a placing plate 26 is arranged on the outer side of the first universal ball 25, and a multidirectional rotating structure is formed between the first universal ball 25 and the installation block 24, so that when one end of the placing plate 26 is jacked and extruded, the placing plate 26 can be in an inclined state;
a second mounting bin 27 is fixed on the outer side of the mounting disc 19, and a screw rod 28 is mounted in the second mounting bin 27 through a bearing;
the outer side of the screw 28 is sleeved with movable members 29 penetrating through the second mounting bin 27, a second universal ball 30 is arranged inside each movable member 29, four groups of the second mounting bins 27 are arranged, the movable members 29 are in threaded connection with the screw 28, and the movable members 29 are in sliding connection with the second mounting bins 27, so that when the screw 28 rotates, the movable members 29 can move along the screw 28;
the internally mounted of lead screw 28 has second spring 31, and the bottom of second spring 31 is provided with the action bars 32 that runs through second installation storehouse 27, the outside of action bars 32 is fixed with stopper 33, and set up spacing groove 34 on the second installation storehouse 27 of stopper 33 avris, constitute relative sliding structure between action bars 32 and the lead screw 28, when making operating personnel stimulate action bars 32 downwards, can drive stopper 33 and leave the inside of spacing groove 34, and then remove the rotation connection between action bars 32 and the lead screw 28, thereby make operating personnel can drive lead screw 28 through rotating action bars 32 and rotate this moment.
The working principle is as follows: when the earthquake-proof experimental device for the assembled bridge engineering is used, the device is powered on, an assembled bridge model needing earthquake-proof experiments is fixed on the placing plate 26, the operating rod 32 is pulled to enable the limiting block 33 to leave the inside of the limiting groove 34 through the sliding connection between the operating rod 32 and the screw rod 28 and the elasticity of the second spring 31, the sliding limitation of the operating rod 32 and the screw rod 28 is removed, the screw rod 28 is driven to rotate through rotating the operating rod 32, the movable piece 29 can be driven to move up and down through the threaded connection between the screw rod 28 and the movable piece 29 and the sliding connection between the movable piece 29 and the second mounting bin 27, the movable piece 29 can be driven to move up and down when the screw rod 28 rotates, the four groups of movable pieces 29 are adjusted to be at the same height, the placing plate 26 is kept extruded to be fixed in a horizontal state, the first motor 14 is opened, and the second gear 16 is meshed with the first toothed ring 8, when the first motor 14 drives the second rotating shaft 15 to rotate, the first gear ring 8 can rotate along with the first gear ring, and the first gear ring 12 is respectively connected with the second gear ring 35 and the first gear ring 8 in a meshing manner, the second sliding block 10 is connected with the second annular sliding groove 9 in a sliding manner, and the first rotating shaft 11 is connected with the second sliding block 10 in a rotating manner, so that when the first gear ring 8 rotates, the first rotating shaft 11 can drive the guide wheel 13 to rotate continuously while performing circular motion around the fixed bin 2, so that the guide wheel 13 can continuously extrude the movable seat 3 from all directions by a longer part, through the universal wheel 4 arranged at the bottom of the movable seat 3 and the elasticity of the first spring 5, the movable seat 3 can move towards multiple directions along with the first gear ring in an intermittent manner, and further drive the bridge model on the placing plate 26 to shake in multiple directions, so that more comprehensive experiments can be performed at a single time, when it is necessary to further test the earthquake-resistant performance, as described above, the four movable members 29 and the second universal ball 30 are lowered to a position where the placement plate 26 is not lifted by rotating the operating lever 32, and a certain distance is reserved between the two parts, the control drives a set of movable pieces 29 and a second universal ball 30 to jack up one end of the placing plate 26 by rotating one set of operating rods 32, the placing plate 26 is in an inclined state, the second motor 20 is controlled to rotate, the second motor 20 drives the mounting disc 19 to rotate through the rotating disc 22 and the connecting rod 23, so that the set of second universal balls 30 that jack up the placing plate 26 continuously jack up the placing plate 26 from different orientations at the bottom of the placing plate 26, and then make place board 26 can further shake to accord with the actual use condition more, when needing to change the vibration range, through controlling this second universal ball 30 jack-up place board 26's range can.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a be used for assembled bridge engineering with antidetonation experimental apparatus, includes base (1), sliding seat (3) and first installation storehouse (17), its characterized in that: the middle position of the top of the base (1) is fixed with a fixed bin (2), a second toothed ring (35) is installed on the outer side of the fixed bin (2), a movable seat (3) is arranged inside the fixed bin (2), first annular sliding grooves (6) are formed in two sides of the top of the base (1), a first sliding block (7) is arranged inside the first annular sliding grooves (6), a first toothed ring (8) is fixed at the top of the first sliding block (7), a first installation bin (17) is fixed at the top of the movable seat (3), a fixed shaft (18) is welded at the top of the first installation bin (17), an installation disc (19) is sleeved on the outer side of the fixed shaft (18), a second motor (20) is installed inside the first installation bin (17), the output end of the second motor (20) is connected with a third rotating shaft (21), a rotating disc (22) is fixed at the top end of the third rotating shaft (21), and the top of rolling disc (22) is installed and is run through connecting rod (23) of first installation storehouse (17), the outside of mounting disc (19) is fixed with second installation storehouse (27), and the inner bearing of second installation storehouse (27) installs lead screw (28).
2. An earthquake-proof experimental device for assembled bridge engineering according to claim 1, characterized in that: universal wheel (4) are installed to the bottom of sliding seat (3), and the avris of sliding seat (3) is provided with first spring (5) of being connected with fixed storehouse (2).
3. An earthquake-proof experimental device for assembled bridge engineering according to claim 1, characterized in that: the improved structure is characterized in that a second annular sliding groove (9) is formed in the base (1) between the first annular sliding groove (6) and the fixed bin (2), a second sliding block (10) is arranged inside the second annular sliding groove (9), a first rotating shaft (11) is installed on a top bearing of the second sliding block (10), a first gear (12) is fixedly arranged on the outer side of the first rotating shaft (11) in a sleeved mode, and a guide wheel (13) is installed on the top end of the first rotating shaft (11).
4. An earthquake-proof experimental device for assembled bridge engineering according to claim 1, characterized in that: install first motor (14) on base (1) of fixed storehouse (2) one side is kept away from in first ring gear (8), and the output of first motor (14) is connected with second pivot (15), the top of second pivot (15) is fixed with second gear (16).
5. An earthquake-proof experimental device for assembled bridge engineering according to claim 1, characterized in that: the top of the fixed shaft (18) is welded with an installation block (24), a first universal ball (25) is arranged inside the installation block (24), and a placing plate (26) is arranged on the outer side of the first universal ball (25).
6. An earthquake-proof experimental device for assembled bridge engineering according to claim 1, characterized in that: the outer side of the screw rod (28) is sleeved with a movable piece (29) penetrating through the second mounting bin (27), and a second universal ball (30) is arranged inside the movable piece (29).
7. An earthquake-proof experimental device for assembled bridge engineering according to claim 1, characterized in that: the internally mounted of lead screw (28) has second spring (31), and the bottom of second spring (31) is provided with action bars (32) that run through second installation storehouse (27), the outside of action bars (32) is fixed with stopper (33), and has seted up spacing groove (34) on the second installation storehouse (27) of stopper (33) avris.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010526029.9A CN111638029B (en) | 2020-06-11 | 2020-06-11 | Be used for assembled bridge engineering with antidetonation experimental apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010526029.9A CN111638029B (en) | 2020-06-11 | 2020-06-11 | Be used for assembled bridge engineering with antidetonation experimental apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN111638029A true CN111638029A (en) | 2020-09-08 |
| CN111638029B CN111638029B (en) | 2022-03-04 |
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| CN202010526029.9A Active CN111638029B (en) | 2020-06-11 | 2020-06-11 | Be used for assembled bridge engineering with antidetonation experimental apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112729733A (en) * | 2021-02-05 | 2021-04-30 | 昆明理工大学 | Modular steel-concrete combined bridge model for bridge damage identification test |
| CN113218783A (en) * | 2021-03-05 | 2021-08-06 | 王中义 | Novel material processing experiment device |
| KR102291425B1 (en) * | 2020-10-21 | 2021-08-18 | 서울과학기술대학교 산학협력단 | Seismic performance test apparatus of seismic performance of waterproof materials |
| CN114633341A (en) * | 2022-03-30 | 2022-06-17 | 江西工业贸易职业技术学院 | Be used for precast building assembly to use concrete vibrator |
| CN116448363A (en) * | 2023-04-22 | 2023-07-18 | 江苏华科建设工程质量检测有限公司 | Anti-seismic detection device and detection method for assembled building structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102291425B1 (en) * | 2020-10-21 | 2021-08-18 | 서울과학기술대학교 산학협력단 | Seismic performance test apparatus of seismic performance of waterproof materials |
| CN112729733A (en) * | 2021-02-05 | 2021-04-30 | 昆明理工大学 | Modular steel-concrete combined bridge model for bridge damage identification test |
| CN112729733B (en) * | 2021-02-05 | 2022-11-11 | 昆明理工大学 | Modular steel-concrete combined bridge model for bridge damage identification test |
| CN113218783A (en) * | 2021-03-05 | 2021-08-06 | 王中义 | Novel material processing experiment device |
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| CN114633341B (en) * | 2022-03-30 | 2024-04-26 | 江西工业贸易职业技术学院 | Be used for precast concrete vibrator for building assembly |
| CN116448363A (en) * | 2023-04-22 | 2023-07-18 | 江苏华科建设工程质量检测有限公司 | Anti-seismic detection device and detection method for assembled building structure |
| CN116448363B (en) * | 2023-04-22 | 2023-11-24 | 江苏华科建设工程质量检测有限公司 | Anti-seismic detection device and detection method for assembled building structure |
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| Publication number | Publication date |
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| CN111638029B (en) | 2022-03-04 |
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Effective date of registration: 20240110 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: No. 794, Huanghe Road, Shahekou District, Dalian City, Liaoning Province Patentee before: Dalian Jiaotong University |