CN221038423U - Bridge beam slab load testing device - Google Patents
Bridge beam slab load testing device Download PDFInfo
- Publication number
- CN221038423U CN221038423U CN202322729477.0U CN202322729477U CN221038423U CN 221038423 U CN221038423 U CN 221038423U CN 202322729477 U CN202322729477 U CN 202322729477U CN 221038423 U CN221038423 U CN 221038423U
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- fixedly connected
- installation piece
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- bridge beam
- plate
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- 238000012360 testing method Methods 0.000 title claims abstract description 30
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 47
- 229910000677 High-carbon steel Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 230000003111 delayed effect Effects 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a bridge beam plate load testing device which comprises a base, wherein a first mounting block and a second mounting block are respectively and fixedly connected to the side walls of one side opposite to the base, two supporting frames are fixedly connected to the upper surface of the base, the first mounting block and the second mounting block are both in concave-shaped structures with the cross sections facing one side, the top wall of the first mounting block is connected with a threaded rod through bearing penetrating rotation, one section of the threaded rod, which is positioned in the first mounting block, is provided with threads and is connected with a sliding plate through the threads, and the side wall of the sliding plate is in sliding connection with the inner side wall of the first mounting block. The utility model directly presses the bridge beam plate by starting the motor, thereby omitting other additional operations, improving the safety in the whole testing process, simultaneously directly displaying the pressure in the pressing process in real time, avoiding errors caused by delayed reading and improving the accuracy of the whole measuring process.
Description
Technical Field
The utility model relates to the technical field of bridge beam slab testing, in particular to a bridge beam slab load testing device.
Background
The bridge beam plate load testing device is an important tool for evaluating the bearing capacity and safety of a bridge structure, plays a key role in the technical field of bridge beam plate testing, can help engineers and professionals to know the performance of the bridge structure and take necessary maintenance and repair measures to ensure the sustainable use of the bridge, is an important component of traffic infrastructure, has important significance for society and economy, however, the bridge structure can be influenced by various factors such as natural factors, vehicle load, service life and the like, fatigue, corrosion, cracks and the like possibly occur, the safety and the sustainability of the bridge are endangered, and in order to ensure the normal operation and the service life of the bridge, engineers need to evaluate the structural state of the bridge periodically, the device comprises equipment specially designed for applying different loads and monitoring the behavior of the bridge beam plate, can simulate the influence of external factors such as vehicle running, snow and the like on the bridge, so as to make the bridge under different load conditions, and test the bridge load can be made based on the bridge girder loading device, and the potential maintenance cost is reduced, the potential maintenance and the maintenance cost is prolonged, and the safety is improved;
The existing bridge beam slab load test needs manual operation, but the situation that the test personnel are injured possibly is caused by various unexpected situations occurring during the test in the process, the safety is insufficient, meanwhile, the pressure situation when overload occurs can not be displayed immediately during the existing bridge beam slab load test, the measurement needs to be performed by other tools when overload occurs, and errors are easy to occur in the whole process, so that the reading is inaccurate.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides a bridge beam plate load testing device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a bridge beam slab load testing arrangement, includes the base, the lateral wall of base opposite one side is fixedly connected with first installation piece, second installation piece respectively, two support frames of base upper surface fixedly connected with, first installation piece, second installation piece are the structure of the concave font of opening orientation one side for the cross-section, first installation piece roof is connected with the threaded rod through the bearing run-through, the threaded rod is located the inside one section of first installation piece and is provided with screw thread and threaded connection has the sliding plate, sliding plate lateral wall and first installation piece inside wall sliding connection, roof, interior bottom wall joint fixedly connected with smooth pole in the second installation piece, smooth pole and sliding plate run-through sliding connection, sliding plate lateral wall and second installation piece inside wall sliding connection, first installation piece upper surface is through support fixedly connected with motor, the output of motor is located the outside one end fixed connection of first installation piece with the threaded rod.
Preferably, the sliding plate lower surface fixedly connected with third installation piece, the third installation piece is the concave structure that the cross-section is the opening down, third installation piece inside wall sliding connection has the pressure piece, fixedly connected with a plurality of springs between pressure piece upper surface and the third installation piece inner roof.
Preferably, the fixed plate is fixedly connected with the upper surface of the sliding plate, the rotating shaft is fixedly connected with the side wall of the fixed plate, the fixed rod is fixedly connected with the side wall of the fixed plate, the rotating shaft penetrates through and is fixedly connected with the first gear, the second gear is connected with the fixed rod through bearing penetrating rotation, and the first gear is meshed with the second gear.
Preferably, the sliding plate and the third mounting block are connected with a rack in a penetrating and sliding manner, one end of the rack, which is close to the base, is fixedly connected with the upper surface of the pressure block, and the rack is meshed with the first gear.
Preferably, the diameter of the first gear is three times that of the second gear, a scale is arranged on the side wall of one side of the second gear away from the fixed plate, and a pointer is fixedly connected to one end of the fixed rod away from the fixed plate.
Preferably, a plurality of the springs are made of high carbon steel.
Compared with the prior art, the utility model has the advantages that:
1. Because the existing bridge beam plate load test needs manual operation, but the situation that the test personnel are injured possibly is caused by various unexpected situations in the process, and the safety is insufficient, the bridge beam plate load test device is directly operated remotely through a motor in the test, does not need manual pressure, reduces the possibility of injury of the personnel caused by unexpected situations in the operation, and greatly improves the overall safety.
2. Because the existing bridge beam plate load test cannot immediately display the pressure condition when overload occurs, other tools are needed to be used for measuring when overload occurs, errors are easy to occur in the whole process, and the readings are inaccurate, the bridge beam plate load test device directly displays the pressure applied during the test in real time through the transmission of the gear rack, additional tool measurement is not needed, the accuracy of data obtained during the whole measurement is improved, and the possibility of error generation is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a bridge beam slab load testing device according to the present utility model.
Fig. 2 is a side view of fig. 1.
FIG. 3 is a cross-sectional view taken at A-A in FIG. 2.
In the figure: 1 base, 2 first installation piece, 3 second installation piece, 4 support frame, 5 threaded rods, 6 motors, 7 sliding plates, 8 pressure blocks, 9 third installation piece, 10 fixed plates, 11 racks, 12 rotating shafts, 13 fixed rods, 14 pointers, 15 first gears, 16 second gears, 17 smooth bars and 18 springs.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, a bridge beam plate load testing device, including base 1, the lateral wall of base 1 opposite side is fixedly connected with first installation piece 2, second installation piece 3 respectively, base 1 upper surface fixedly connected with two support frames 4, first installation piece 2, second installation piece 3 is the structure of the concave font that the cross-section is open towards one side, first installation piece 2 roof is through bearing penetration rotation connection threaded rod 5, the one section that threaded rod 5 is located inside first installation piece 2 is provided with the screw thread and threaded connection has sliding plate 7, sliding plate 7 lateral wall and first installation piece 2 inside wall sliding connection, the common fixedly connected with smooth pole 17 of roof in the second installation piece 3, smooth pole 17 runs through sliding connection with sliding plate 7, sliding plate 7 lateral wall and the inside wall sliding connection of second installation piece 3, first installation piece 2 upper surface is through support fixedly connected with motor 6, the output of motor 6 and the one end fixedly connected with outside threaded rod 5 is located first installation piece 2.
The lower surface of the sliding plate 7 is fixedly connected with a third installation block 9, the third installation block 9 is of a concave structure with a downward opening in cross section, the inner side wall of the third installation block 9 is slidably connected with a pressure block 8, and a plurality of springs 18 are fixedly connected between the upper surface of the pressure block 8 and the inner top wall of the third installation block 9.
The upper surface of the sliding plate 7 is fixedly connected with a fixed plate 10, the side wall of the fixed plate 10 is fixedly connected with a rotating shaft 12, the side wall of the fixed plate 10 is fixedly connected with a fixed rod 13, the rotating shaft 12 penetrates through and is fixedly connected with a first gear 15, the fixed rod 13 penetrates through and is rotatably connected with a second gear 16 through a bearing, and the first gear 15 is meshed with the second gear 16.
The sliding plate 7 and the third mounting block 9 are jointly connected with a rack 11 in a penetrating and sliding mode, one end, close to the base 1, of the rack 11 is fixedly connected with the upper surface of the pressure block 8, and the rack 11 is meshed with the first gear 15.
The diameter of the first gear 15 is three times that of the second gear 16, scales are arranged on the side wall of one side, far away from the fixed plate 10, of the second gear 16, a pointer 14 is fixedly connected to one end, far away from the fixed plate 10, of the fixed rod 13, the stroke of the rack 11 is enlarged, and the read numerical value is more accurate.
The plurality of springs 18 are all made of high carbon steel, which has a high hardness and strength so as to provide a high pressure.
In the utility model, firstly, a bridge beam plate to be tested is placed on two supporting frames 4, then a motor 6 is started, a threaded rod 5 fixedly connected with the output end of the motor 6 rotates along with the rotation of the motor 6, so that a sliding plate 7 in threaded connection with the threaded rod 5 is driven to move downwards, a third mounting block 9 fixedly connected with the lower surface of the sliding plate 7 is driven to move downwards, a pressure block 8 in sliding connection with the inner side wall of the third mounting block 9 is driven to move downwards until the lower surface of the pressure block 8 is attached to the surface of the bridge beam plate to be tested, then the sliding plate 7 continues to move downwards along with the continuous rotation of the motor 6, a plurality of springs 18 fixedly connected between the pressure block 8 and the third mounting block 9 start to act, at the moment, the pressure block 8 starts to apply increasing pressure to the bridge beam plate to be tested, simultaneously in this process sliding plate 7 moves down gradually to drive fixed plate 10 of fixed connection of sliding plate 7 upper surface moves down gradually, thereby drive fixed plate 10 lateral wall fixed connection's axis of rotation 12 moves down, thereby drive first gear 15 and move down constantly, again because first gear 15 and rack 11 meshing, so first gear 15 begins to rotate, thereby drive the second gear 16 rotation with first gear 15 meshing, simultaneously because second gear 16 rotates, fixed lever 13 that runs through rotation connection with second gear 16 through the bearing is motionless, fixed lever 13 is kept away from fixed plate 10's one end fixed connection's pointer 14 also motionless, so the scale that the pointer 14 indicates at second gear 16 lateral wall changes constantly, thereby show the pressure that applys this moment immediately, accuracy and convenience when the extra operation has improved the reading.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a bridge beam slab load testing arrangement, includes base (1), its characterized in that, the lateral wall of base (1) opposite one side is fixedly connected with first installation piece (2), second installation piece (3) respectively, two support frames (4) of fixed surface are connected with on base (1), first installation piece (2), second installation piece (3) are the structure that the opening is the concave font towards one side for the cross-section, first installation piece (2) roof is connected with threaded rod (5) through the bearing running through, threaded rod (5) are located first installation piece (2) inside one section and are provided with screw thread and threaded connection have sliding plate (7), sliding plate (7) lateral wall and first installation piece (2) inside wall sliding connection, roof, interior bottom wall common fixedly connected with smooth pole (17) in second installation piece (3), smooth pole (17) and sliding plate (7) running through sliding connection, sliding plate (7) lateral wall and second installation piece (3) inside wall sliding connection, motor installation piece (2) are gone up one section and are provided with sliding plate (6) through fixed surface connection, motor (6) are located first end (6) and outside fixed connection.
2. The bridge beam plate load testing device according to claim 1, wherein a third installation block (9) is fixedly connected to the lower surface of the sliding plate (7), the third installation block (9) is of a concave structure with a downward opening in cross section, a pressure block (8) is slidably connected to the inner side wall of the third installation block (9), and a plurality of springs (18) are fixedly connected between the upper surface of the pressure block (8) and the inner top wall of the third installation block (9).
3. The bridge beam plate load testing device according to claim 2, wherein a fixed plate (10) is fixedly connected to the upper surface of the sliding plate (7), a rotating shaft (12) is fixedly connected to the side wall of the fixed plate (10), a fixed rod (13) is fixedly connected to the side wall of the fixed plate (10), a first gear (15) is fixedly connected to the rotating shaft (12) in a penetrating mode, a second gear (16) is fixedly connected to the fixed rod (13) in a penetrating mode through a bearing in a penetrating mode, and the first gear (15) is meshed with the second gear (16).
4. The bridge beam slab load testing device according to claim 3, wherein the sliding plate (7) and the third mounting block (9) are connected with a rack (11) in a penetrating and sliding manner, one end, close to the base (1), of the rack (11) is fixedly connected with the upper surface of the pressure block (8), and the rack (11) is meshed with the first gear (15).
5. The bridge beam slab load testing device according to claim 4, wherein the diameter of the first gear (15) is three times that of the second gear (16), a scale is arranged on the side wall of one side of the second gear (16) away from the fixed plate (10), and a pointer (14) is fixedly connected to one end of the fixed rod (13) away from the fixed plate (10).
6. The bridge beam slab load testing device according to claim 5, wherein a plurality of said springs (18) are each made of high carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322729477.0U CN221038423U (en) | 2023-10-11 | 2023-10-11 | Bridge beam slab load testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322729477.0U CN221038423U (en) | 2023-10-11 | 2023-10-11 | Bridge beam slab load testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221038423U true CN221038423U (en) | 2024-05-28 |
Family
ID=91133346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322729477.0U Active CN221038423U (en) | 2023-10-11 | 2023-10-11 | Bridge beam slab load testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221038423U (en) |
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2023
- 2023-10-11 CN CN202322729477.0U patent/CN221038423U/en active Active
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