CN212932221U - Stress detection device for steel arch rib support - Google Patents
Stress detection device for steel arch rib support Download PDFInfo
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- CN212932221U CN212932221U CN202021611533.0U CN202021611533U CN212932221U CN 212932221 U CN212932221 U CN 212932221U CN 202021611533 U CN202021611533 U CN 202021611533U CN 212932221 U CN212932221 U CN 212932221U
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- steel arch
- arch rib
- supporting seat
- rib support
- distance sensor
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Abstract
The utility model provides a stress detection device for a steel arch rib support, which comprises a supporting seat, a cross beam, a hydraulic cylinder, a hydraulic pressure gauge, a fastening nut, an electric telescopic rod, a locking bolt, a bearing block, a distance sensor, a base, a piston and a push rod, wherein the supporting seat is fixed on the left side and the right side of the upper end surface of the base, the cross beam is arranged inside the supporting seat, the electric telescopic rod is arranged between the base and the cross beam, the hydraulic cylinder is arranged at the middle position inside the cross beam, the fastening nut is fixed on the annular side surface of the hydraulic cylinder, the hydraulic pressure gauge is arranged on the upper side of the hydraulic cylinder, the piston is arranged on the lower side inside the hydraulic cylinder, the push rod is connected to the lower side of the piston, the distance sensor is fixed at the middle position of the upper end surface, the utility model discloses rational in infrastructure, effectively detect the compressive stress of steel arch rib.
Description
Technical Field
The utility model relates to a stress detection device for steel arch rib support belongs to road and bridge steel arch rib structural material technical field.
Background
The steel arch rib is a framework of a main arch ring of the arch bridge. The steel arch rib is in the process of building the arch wave, the inner support plays an important role in supporting, and bears the self weight of the steel arch rib, the transverse connection component, the arch wave and the corresponding construction load, and the design of the steel arch rib support can meet the requirements of the strength and stability in the hoisting stage and the strength requirement of the cross section under the load action in each stage in the combination process.
In the prior art, the steel arch rib support needs to have good compressive stress except the effect of satisfying the support of a bridge or a road, namely, the stress of an object with compressive deformation is resisted, in order to simply and effectively detect the stress of the steel arch rib support, the stress data is obtained by externally applying pressure and detecting the deformation distance of the steel arch rib support, and a stress detection device for the steel arch rib support is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stress detection device for steel arch rib support to solve the problem that proposes in the above-mentioned background art, the utility model discloses it is rational in infrastructure, effectively detect the compressive stress of steel arch rib.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a stress detection device for steel arch rib support, includes supporting seat, crossbeam, pneumatic cylinder, hydraulic pressure gauge, fastening nut, electric telescopic handle, locking bolt, bearing block, distance sensor, base, piston and push rod, the supporting seat is fixed in the base up end left and right sides, the crossbeam sets up at the supporting seat inboardly, electric telescopic handle installs between base and crossbeam, the pneumatic cylinder is installed to the inside intermediate position of crossbeam, fastening nut fixes in pneumatic cylinder annular side, hydraulic pressure gauge is installed to the pneumatic cylinder upside, the inside downside of pneumatic cylinder is provided with the piston, the push rod is connected at the piston downside, base up end intermediate position is fixed with distance sensor, the bearing block sets up in the distance sensor left and right sides, the inside locking bolt that is provided with of bearing block.
Furthermore, a one-way oil injection valve is arranged on the right side of the hydraulic cylinder, and an oil drainage screw is arranged on the left side of the hydraulic cylinder.
Further, the left side and the right side of the cross beam are provided with sliding blocks, sliding grooves in the vertical direction are formed in the supporting seat, and the sliding grooves are matched with the sliding blocks.
Furthermore, the annular side face of the fastening nut is provided with threads, a threaded hole is formed in the middle of the cross beam, and the fastening nut is connected with the cross beam through the threads.
Furthermore, the locking bolt penetrates through the upper side and the lower side inside the bearing block, a convex sliding block is arranged on the lower side of the bearing block, a concave transverse sliding groove is formed in the upper side of the base, and the convex sliding block is matched with the concave transverse sliding groove.
Further, the distance sensor is internally provided with a single chip microcomputer, and the distance sensor derives distance data through the single chip microcomputer.
Furthermore, electric telescopic handle is equipped with two, and two electric telescopic handle parallel arrangement, two electric telescopic handle are connected with external power through the wire.
Further, the telescopic link is installed in the supporting seat left side, and telescopic link lateral wall right side is equipped with the screw thread, the telescopic link is connected with the supporting seat through the screw thread.
The utility model has the advantages that: when the stress detection device for the steel arch rib bracket of the utility model is used for detecting the stress of the steel arch rib bracket, firstly, the oil discharge screw is unscrewed, hydraulic oil is injected into the hydraulic cylinder through the one-way oil injection valve, and then the oil discharge screw is screwed down; the distance sensor is connected with an external host, the locking bolt is firstly unscrewed, the bearing blocks are moved leftwards and rightwards to adjust the proper supporting distance, and then the locking bolt is screwed down to fix the two bearing blocks; put steel arch rib support on two bearing blocks, electric telescopic handle circular telegram is contract, drive the crossbeam downstream, when the push rod lower extreme contacts on the steel arch support, the distance of record distance sensor this moment apart from steel arch support downside, then the crossbeam continues to push down, the push rod receives behind the pressure, pressure transmits to the piston in proper order, hydraulic oil, hydraulic pressure gauge shows the bearing pressure at last, record hydraulic pressure gauge's reading from time to time, and the distance between the distance sensor that external host computer shows apart from the steel arch support, then calculate the stress deformation volume of steel arch rib support under the different pressures.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of a stress detection device for a steel arch rib bracket according to the present invention;
fig. 2 is a front sectional view of a stress detection device for a steel arch rib support according to the present invention;
fig. 3 is a right side view of the stress detecting apparatus for a steel arch rib support of the present invention;
in the figure: the hydraulic control device comprises a support seat 1, a cross beam 2, a hydraulic cylinder 3, a hydraulic pressure gauge 4, a fastening nut 5, an electric telescopic rod 6, a locking bolt 7, a bearing block 8, a distance sensor 9, a base 10, a one-way oil injection valve 11, an oil drain screw 12, a piston 13, a push rod 14 and a telescopic rod 15.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-3, the present invention provides a technical solution: a stress detection device for a steel arch rib support comprises a supporting seat 1, a cross beam 2, a hydraulic cylinder 3, a hydraulic pressure gauge 4, a fastening nut 5, an electric telescopic rod 6, a locking bolt 7, a bearing block 8, a distance sensor 9, a base 10, a piston 13 and a push rod 14, wherein the supporting seat 1 is fixed on the left side and the right side of the upper end face of the base 10, the cross beam 2 is arranged on the inner side of the supporting seat 1, the electric telescopic rod 6 is arranged between the base 10 and the cross beam 2, the hydraulic cylinder 3 is arranged in the middle position of the inside of the cross beam 2, the fastening nut 5 is fixed on the annular side face of the hydraulic cylinder 3, the hydraulic pressure gauge 4 is arranged on the upper side of the hydraulic cylinder 3, the piston 13 is arranged on the lower side of the inside of the hydraulic cylinder 3, the push rod 14 is connected to the lower side, this design has solved the problem that original steel arch rib can not effectually carry out the compressive stress and detect.
3 right sides of pneumatic cylinder are equipped with one-way oiling valve 11, conveniently pour into hydraulic oil into in 3 pneumatic cylinders, 3 left sides of pneumatic cylinder are provided with oil drain screw 12, the hydraulic oil of conveniently discharging, 2 left and right sides of crossbeam are equipped with the slider, the inside spout of seting up the vertical direction of supporting seat, and spout and slider phase-match, make crossbeam 2 reciprocate perpendicularly, 5 annular side of fastening nut is equipped with the screw thread, 2 intermediate position set up threaded hole on the crossbeam, fastening nut 5 is connected with crossbeam 2 through the screw thread, make things convenient for pneumatic cylinder 3 to carry out the dismouting.
The locking bolt 7 penetrates through the upper side and the lower side inside the bearing block 8, the lower side of the bearing block 8 is provided with a convex sliding block, the upper side of the base 10 is provided with a concave transverse sliding groove, the convex sliding block is matched with the concave transverse sliding groove, the bearing block 8 is convenient to move left and right to adjust the bearing distance by loosening the locking bolt 7, the bearing block 8 is fixed by tightening the locking bolt 7, a single chip microcomputer is arranged in the distance sensor 9, the distance sensor 9 derives distance data through the single chip microcomputer, an external host is convenient to be connected with the distance sensor 9 and receives the distance change data to detect the stress deformation, two electric telescopic rods 6 are arranged in parallel, the two electric telescopic rods 6 are connected with an external power supply through wires to balance the stress of the cross beam 2, the telescopic rod 15 is installed on the left side of the supporting seat 1, the right side of the outer, the telescopic rod 15 is used for conveniently adjusting the using length of the device, and the steel arch rib support at the position which is not easy to touch can be conveniently detected.
As an embodiment of the present invention: unscrewing an oil drain screw 12, injecting hydraulic oil into the hydraulic cylinder 3 through a one-way oil injection valve 11, and screwing down the oil drain screw 12; the distance sensor 9 is connected with an external host, firstly the locking bolt 7 is unscrewed, the bearing blocks 8 are moved left and right to adjust the proper supporting distance, and then the locking bolt 7 is screwed down to fix the two bearing blocks 8; the using length of the telescopic rod 15 is adjusted, and the steel arch rib support at the position which is not easy to touch is detected; put steel arch rib support on two bearing blocks 8, electric telescopic handle 6 circular telegram is contract, drive crossbeam 2 downstream, when on push rod 14 lower extreme contact steel arch support, record this moment distance sensor 9 apart from the distance of steel arch support downside, then crossbeam 2 continues to push down, push rod 14 receives behind the pressure, pressure transmits to piston 13 in proper order, hydraulic oil, hydraulic pressure table 4 shows the bearing pressure at last, record hydraulic pressure table 4's reading from time to time, and the distance sensor 9 that external host computer shows apart from the distance between the steel arch support, then calculate the stress deformation volume of steel arch rib support under the different pressures.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. 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 (8)
1. A stress detection device for a steel arch rib support is characterized in that: including supporting seat, crossbeam, pneumatic cylinder, hydraulic pressure table, fastening nut, electric telescopic handle, locking bolt, bearing block, distance sensor, base, piston and push rod, the supporting seat is fixed in the base up end left and right sides, the crossbeam sets up at the supporting seat inboardly, electric telescopic handle installs between base and crossbeam, the pneumatic cylinder is installed to the inside intermediate position of crossbeam, fastening nut fixes in pneumatic cylinder annular side, hydraulic pressure table is installed to the pneumatic cylinder upside, the inside downside of pneumatic cylinder is provided with the piston, the push rod is connected at the piston downside, base up end intermediate position is fixed with distance sensor, the bearing block sets up in the distance sensor left and right sides, the inside locking bolt that is provided with of bearing block.
2. A stress sensing device for a steel arch rib support according to claim 1, wherein: the hydraulic cylinder right side is equipped with one-way oiling valve, the hydraulic cylinder left side is provided with the oil drain screw.
3. A stress sensing device for a steel arch rib support according to claim 1, wherein: the supporting seat is characterized in that sliding blocks are arranged on the left side and the right side of the cross beam, a sliding groove in the vertical direction is formed in the supporting seat, and the sliding groove is matched with the sliding blocks.
4. A stress sensing device for a steel arch rib support according to claim 1, wherein: the annular side face of the fastening nut is provided with threads, a threaded hole is formed in the middle of the cross beam, and the fastening nut is connected with the cross beam through the threads.
5. A stress sensing device for a steel arch rib support according to claim 1, wherein: the locking bolt penetrates through the upper side and the lower side inside the bearing block, a convex sliding block is arranged on the lower side of the bearing block, a concave transverse sliding groove is formed in the upper side of the base, and the convex sliding block is matched with the concave transverse sliding groove.
6. A stress sensing device for a steel arch rib support according to claim 1, wherein: the distance sensor is internally provided with a single chip microcomputer, and the distance sensor derives distance data through the single chip microcomputer.
7. A stress sensing device for a steel arch rib support according to claim 1, wherein: the electric telescopic handle is equipped with two, and two electric telescopic handle parallel arrangement, two electric telescopic handle are connected with external power through the wire.
8. A stress sensing device for a steel arch rib support according to claim 1, wherein: the telescopic link is installed in the supporting seat left side, and telescopic link lateral wall right side is equipped with the screw thread, the telescopic link is connected with the supporting seat through the screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021611533.0U CN212932221U (en) | 2020-08-06 | 2020-08-06 | Stress detection device for steel arch rib support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021611533.0U CN212932221U (en) | 2020-08-06 | 2020-08-06 | Stress detection device for steel arch rib support |
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| Publication Number | Publication Date |
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| CN212932221U true CN212932221U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021611533.0U Active CN212932221U (en) | 2020-08-06 | 2020-08-06 | Stress detection device for steel arch rib support |
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| CN (1) | CN212932221U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220390312A1 (en) * | 2021-06-07 | 2022-12-08 | Zhongshan Fumao Seals-Tech Co., Ltd. | Arch bracket for diaphragm pressure gauge |
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2020
- 2020-08-06 CN CN202021611533.0U patent/CN212932221U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220390312A1 (en) * | 2021-06-07 | 2022-12-08 | Zhongshan Fumao Seals-Tech Co., Ltd. | Arch bracket for diaphragm pressure gauge |
| US11543319B2 (en) * | 2021-06-07 | 2023-01-03 | Zhongshan Fumao Seals-Tech Co., Ltd. | Arch bracket for diaphragm pressure gauge |
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