CN205374028U - Railway precast beam static test uses automatic testing arrangement - Google Patents
Railway precast beam static test uses automatic testing arrangement Download PDFInfo
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- CN205374028U CN205374028U CN201620013899.5U CN201620013899U CN205374028U CN 205374028 U CN205374028 U CN 205374028U CN 201620013899 U CN201620013899 U CN 201620013899U CN 205374028 U CN205374028 U CN 205374028U
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Abstract
The utility model relates to a railway precast beam static test uses automatic testing arrangement, it includes pressure sensor, crack test system, displacement sensor, data acquisition instrument and PC control system, pressure sensor, crack test system and displacement sensor install in bridge load point, fracture sensitizing range and/or the strong point, and be connected with data acquisition instrument through the cable conductor, data acquisition instrument pass through serial ports line and PC control headtotail. The utility model discloses simple structure collects function in an organic wholes such as measurement, signal, data transmission, collection, storage, transmission and management data that can be quick, real -time, automatic, data acquisition is efficient, and can prevent dust, the sand prevention, be fit for in adverse circumstances work.
Description
Technical field
This utility model relates to a kind of railway prefabricated beam static test automatic testing equipment, belongs to railway prefabricated beam detection field.
Background technology
Development along with railway construction in recent years, the construction of different types of rridges also day by day increases, and because of the impact of the various factors such as cost, duration, difficulty of construction, major part bridge prefabrication, lifting combination beam (plate) bridge, and front full-bridge done static test detection design whether safety to single-beam (plate) and at Cheng Qiaohou in erection beam (plate), whether construction quality meets the important means of specification and designing requirement.
Railway prefabricated beam static test is a kind of beam body rigidity by test apparatus inspection precast beam under finder charge effect and cracking resistance, thus judging whether bridge structure duty under design load effect meets the test method of industry standard and designing requirement；Precast beam is carried out static test, becomes the important means that product quality evidence obtaining is assert and in daily production process, whether detection precast beam construction quality is up to standard.Current detection method is mainly manual detection, and the reliability of manual detection and motility are all poor, not only measures cost height, expends a large amount of manpower, and cannot realize real-time measurement；Having the device being exactly to measure displacement data, pressure data respectively again, it is necessary to repetitive measurement gathers data respectively, the speed of data acquisition is slow, complex operation, it is impossible to crackle is identified.
Therefore, in order to solve many deficiencies and the defect of above-mentioned prior art, it is necessary to study a kind of railway prefabricated beam static test automatic testing equipment.
Utility model content
Consider that at least one the problems referred to above completes this utility model, and a purpose of the present utility model is in that to provide a kind of railway prefabricated beam static test automatic testing equipment, the pressure data of railway prefabricated beam static test, displacement data, strain data can be carried out Real-time Collection and monitoring by it, feedback beam body cracking situation in time, and early warning and intelligent distinguishing are provided, it is simple to the quality condition of precast beam is made and being judged fast and accurately by staff.This railway prefabricated beam static test automatic testing equipment includes: pressure transducer, crack test system, displacement transducer, data collecting instrument and upper computer control system；Described pressure transducer, crack test system and displacement transducer are laid in bridge load(ing) point, cracking susceptible district and/or the strong point, and are connected with data collecting instrument by cable, and described data collecting instrument is connected with upper computer control system by Serial Port Line.
According to this utility model on the other hand, described cracking susceptible district is base plate and web.
According to this utility model on the other hand, the quantity of described pressure transducer, crack test system and displacement transducer is one or more.
According to this utility model on the other hand, test system in described crack includes strain transducer.
According to this utility model on the other hand, described data collecting instrument comprises power supply, serial ports, sub-collection plate and master control borad.
According to this utility model on the other hand, described data collecting instrument also includes stainless steel casing, and is provided with water-proof cable line interface on this shell.
According to this utility model on the other hand, described data collecting instrument also includes built-in stand-by power supply.
According to this utility model on the other hand, test system in described crack is laid in fixing or mobilizable mode relative to beam body.
Compared with prior art, the beneficial effects of the utility model are in that:
This utility model simple in construction, integrates the functions such as measurement, signal, data transmission, it is possible to quickly, in real time, gather automatically, storage, transmission and management data, data acquisition efficiency is high, and can dust-proof, sand prevention, be adapted at adverse circumstances work.
Accompanying drawing explanation
Fig. 1 is the structural representation of the railway prefabricated beam static test automatic testing equipment according to a kind of preferred embodiment of this utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing; by preferred embodiment, preferred forms of the present utility model is described; here detailed description of the invention is in that to explain this utility model; and should not be construed as restriction of the present utility model; when without departing from spirit of the present utility model and essential scope; can making various changes and modifications, these all should be included within protection domain of the present utility model.
Referring to Fig. 1, this utility model provides a kind of railway prefabricated beam static test automatic testing equipment.This railway prefabricated beam static test automatic testing equipment comprises the steps that pressure transducer 1, crack test system 2, displacement transducer 3, data collecting instrument 4 and upper computer control system 5；Described pressure transducer 1, crack test system 2 and displacement transducer 3 are laid in bridge load(ing) point, cracking susceptible district and/or the strong point, and are connected with data collecting instrument 4 by cable, and described data collecting instrument 4 is connected with upper computer control system 5 by Serial Port Line.
Preferably, described cracking susceptible district is base plate and web.
Preferably, the quantity of described pressure transducer 1, crack test system 2 and displacement transducer 3 is one or more.
Preferably, test system 2 in described crack includes strain transducer 2.
Preferably, described data collecting instrument 4 comprises power supply, serial ports, sub-collection plate and master control borad.
Preferably, described data collecting instrument 4 also includes stainless steel casing, and is provided with water-proof cable line interface on this shell.
Preferably, described data collecting instrument 4 also includes built-in stand-by power supply.
Preferably, test system 2 in described crack is laid in fixing or mobilizable mode relative to beam body.
Preferably, a kind of railway prefabricated beam static test automatic testing equipment is additionally provided, including pressure transducer 1, strain transducer 2, displacement transducer 3, data collecting instrument 4 and upper computer control system 5；Described pressure transducer 1, strain transducer 2 and displacement transducer 3 are respectively arranged in bridge load(ing) point, cracking susceptible district (such as base plate, web etc.) and the strong point, and be connected with data collecting instrument 4 by cable, described data collecting instrument 4 is connected with upper computer control system 5 by Serial Port Line.
Preferably, described pressure transducer 1, strain transducer 2, displacement transducer 3 can be a number of, according to being necessarily regularly arranged on bridge corresponding site.
Preferably, described crack test system 2 includes strain transducer, but is not limited to strain transducer；Crack test system can be fixing relative to beam body, it is also possible to is movable.
Preferably, described data collecting instrument 4 shell is stainless steel structure, and shell cable interface adopts water joint, is conducive to data collecting instrument 4 water proof and dust proof.
Preferably, the described built-in back-up source of data collecting instrument 4 (lithium battery), when outside power outage, the sustainable work of equipment.
Preferably, described upper computer control system 5 issues acquisition to data collecting instrument 4, and namely data collecting instrument 4 starts to gather data, and the data collected are transferred to upper computer control system 5.
nullIt is understandable that，Described railway prefabricated beam static test automatic testing equipment operating procedure is such as such that first respectively at bridge load(ing) point、Cracking susceptible district is (such as base plate、Web etc.) and strong point layout pressure transducer 1、Strain transducer 2、Displacement transducer 3，Then it is made to be connected with data collecting instrument 4，Upper computer control system 5 is connected with data collecting instrument 4 by serial ports simultaneously，Strained channel selects，Data collecting instrument 4 initializes，Then sensor is presetting，Guarantee that each sensor connects，Record initial condition data，Loading system starts to load，4 pressure datas of data collecting instrument、Displacement data、Strain data is transferred to upper computer control system 5，And according to arranging threshold value of warning and discrimination model carries out automatic early-warning and automatization differentiates，Facilitate staff's observed data and make final judgement.
In sum, the beneficial effects of the utility model are in that:
This utility model simple in construction, integrates the functions such as measurement, signal, data transmission, it is possible to quickly, in real time, gather automatically, storage, transmission and management data, data acquisition efficiency is high, and can dust-proof, sand prevention, be adapted at adverse circumstances work.
Above detailed description of the invention is merely to illustrate the technical solution of the utility model and unrestricted; although being described in detail with reference to example; those skilled in the art can have various modifications and variations; all within spirit of the present utility model and principle; any amendment of being made, equivalent replacement, improvement etc., all should be contained within protection domain of the present utility model.
Claims (8)
1. a railway prefabricated beam static test automatic testing equipment, it is characterised in that include pressure transducer, crack test system, displacement transducer, data collecting instrument and upper computer control system；Described pressure transducer, crack test system and displacement transducer are laid in bridge load(ing) point, cracking susceptible district and/or the strong point, and are connected with data collecting instrument by cable, and described data collecting instrument is connected with upper computer control system by Serial Port Line.
2. railway prefabricated beam static test automatic testing equipment according to claim 1, it is characterised in that described cracking susceptible district is base plate and web.
3. railway prefabricated beam static test automatic testing equipment according to claim 1 and 2, it is characterised in that the quantity of described pressure transducer, crack test system and displacement transducer is one or more.
4. railway prefabricated beam static test automatic testing equipment according to claim 3, it is characterised in that described crack test system includes beam cracks recognition unit and fracture width measuring unit.
5. railway prefabricated beam static test automatic testing equipment according to claim 1 and 2, it is characterised in that described data collecting instrument comprises power supply, serial ports, sub-collection plate and master control borad.
6. railway prefabricated beam static test automatic testing equipment according to claim 5, it is characterised in that described data collecting instrument also includes stainless steel casing, and is provided with water-proof cable line interface on this shell.
7. railway prefabricated beam static test automatic testing equipment according to claim 6, it is characterised in that described data collecting instrument also includes built-in stand-by power supply.
8. railway prefabricated beam static test automatic testing equipment according to claim 4, it is characterised in that test system in described crack is laid in fixing or mobilizable mode relative to beam body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620013899.5U CN205374028U (en) | 2016-01-07 | 2016-01-07 | Railway precast beam static test uses automatic testing arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620013899.5U CN205374028U (en) | 2016-01-07 | 2016-01-07 | Railway precast beam static test uses automatic testing arrangement |
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| CN205374028U true CN205374028U (en) | 2016-07-06 |
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| CN201620013899.5U Active CN205374028U (en) | 2016-01-07 | 2016-01-07 | Railway precast beam static test uses automatic testing arrangement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111665137A (en) * | 2020-07-29 | 2020-09-15 | 重庆交通大学 | Highway single-beam static load test system |
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2016
- 2016-01-07 CN CN201620013899.5U patent/CN205374028U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111665137A (en) * | 2020-07-29 | 2020-09-15 | 重庆交通大学 | Highway single-beam static load test system |
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