CN201688979U - Water pressure sensor integral test machine - Google Patents
Water pressure sensor integral test machine Download PDFInfo
- Publication number
- CN201688979U CN201688979U CN2010201374235U CN201020137423U CN201688979U CN 201688979 U CN201688979 U CN 201688979U CN 2010201374235 U CN2010201374235 U CN 2010201374235U CN 201020137423 U CN201020137423 U CN 201020137423U CN 201688979 U CN201688979 U CN 201688979U
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- Prior art keywords
- pressure sensor
- test machine
- hydraulic pressure
- trave lling
- lling girder
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses a water pressure sensor integral test machine, which comprises a portal framework, wherein a base is arranged at the bottom part of the portal framework, the middle part of the portal framework is provided with a moving beam capable of upwards and downwards moving, the moving beam is connected with a transmission mechanism, the top part of the portal framework is provided with an upper cross beam, a pressurizing water tank is arranged on the base, a reaction frame capable of moving in the transverse direction of the moving beam is arranged on the moving beam, a spoke type sensor and a standard sensor are arranged on the moving beam, an upper hanging element and a photoelectric encoder are arranged on the upper cross beam, and the spoke type sensor, the standard sensor and the photoelectric encoder are connected with a computer control system. The water pressure sensor integral test machine integrates various test modes of a water pressure sensor, and can be used for carrying out various tests on the water pressure sensor on the same equipment, the test equipment is reduced, the water pressure sensor integral test machine has ingenious structure, small area of occupied ground, simple and convenient operation, and the work intensity is lowered.
Description
Technical field
The utility model relates to a kind of sensor test machine, particularly a kind of comprehensive test machine that is used for the test water pressure sensor.
Background technology
Hydraulic pressure sensor belongs to a kind of of pressure transducer, the groundwork environment under water, so except the performance test of usual pressure sensor, also need environmental test, to determine its leakproofness and reliability.The detection of hydraulic pressure sensor at present all is to detect different performance index by different machines, the equipment that needs is many, take up an area of big, wherein the general pressurised water tank method that adopts of Water Environment Simulation test detects, just test specimen is immersed in the pressure that bears regulation in the pressurised water tank fully, thereby detects the water inlet situation and the performance change of test specimen.
Existing Water Environment Simulation pick-up unit is mainly realized the increase and decrease of container inner pressure by the corrugated tube displacement, with U-shaped pipe calculating pressure, sensor signal is measured with multimeter or milivoltmeter.The U-shaped length of tube that this test mode is used is very high, and reading and use are all inconvenient, change also pretty troublesome when changing range.Precision with gauge measurement is also lower.Such pick-up unit only can carry out static measurement, can not carry out continuous dynamic and measure, and exist measuring accuracy lower, and test function is single, inefficient problem.
There have present hydraulic pressure sensor detection to exist pick-up unit again to be many, function singleness, and area occupied is big, and the tester operates inconvenience, and labour intensity is big, inefficient problem.
The utility model content
At above-mentioned the deficiencies in the prior art, the technical problems to be solved in the utility model provides a kind of novel hydraulic pressure sensor comprehensive test machine that floor area is little, measuring accuracy is high.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of hydraulic pressure sensor comprehensive test machine, it comprises a gantry frame, the bottom of described gantry frame is provided with a base, the middle part of described gantry frame is provided with a trave lling girder moving up and down, described trave lling girder is connected with a gear train, the top of described gantry frame is provided with an entablature, described base is provided with a pressurised water tank, described trave lling girder is provided with a reaction frame that can move along this trave lling girder horizontal direction, also be provided with a spoke type sensor and a standard transducer on the described trave lling girder, described entablature is provided with suspension member and photoelectric encoder, described spoke type sensor, standard transducer, photoelectric encoder is connected with a computer control system.
Preferably, described gear train comprises a reducing gear and a screw mandrel, and described reducing gear is positioned at described base, and described screw mandrel is connected with described trave lling girder, and described reducing gear is connected with described screw mandrel.
Preferably, the casing of described pressurised water tank is provided with a depression bar and the fairlead that a reduction valve, that is communicated with described cabinets cavity runs through described box cover plate, and described cabinets cavity is communicated with a draft tube.
Preferably, described fairlead is provided with sealing-plug, has through hole on the described sealing-plug.
Preferably, the cover plate of described casing is provided with one and often unloads lid, and described depression bar runs through the described lid that often unloads, and described fairlead is positioned at described often unloading and covers.
Preferably, be provided with water pipe between the base plate of the cover plate of described casing and described casing.
Technique scheme has following beneficial effect: this hydraulic pressure sensor comprehensive test machine forms the anti-space of drawing between trave lling girder and entablature, between trave lling girder and base, form and press to the space, and also be provided with pressurised water tank on the base, therefore this hydraulic pressure sensor comprehensive test machine has been integrated the multiple test method of hydraulic pressure sensor, can on an equipment, carry out multiple test to hydraulic pressure sensor, reduced testing equipment, this hydraulic pressure sensor comprehensive test machine delicate structure, floor area is little, easy and simple to handle, reduced labour intensity.This hydraulic pressure sensor comprehensive test machine adopts moving of computer control system control trave lling girder in addition, and data are carried out collection analysis, precision height, good reliability.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structural representation of pressurised water tank among the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail
As shown in Figure 1, this hydraulic pressure sensor comprehensive test machine comprises a gantry frame 21, and the bottom of gantry frame is provided with a base 1, and base 1 is provided with a pressurised water tank 10.The middle part of gantry frame 21 is provided with a trave lling girder 3 moving up and down, trave lling girder 3 is connected with a gear train, this gear train comprises a reducing gear 2 and a screw mandrel 11, reducing gear 2 is positioned at described base 1, screw mandrel 11 is connected with trave lling girder 3, and reducing gear 2 is connected driving trave lling girder 3 and moves up and down with screw mandrel 11.Also be provided with a spoke type sensor 8 and a standard transducer 9 on the trave lling girder 3, also be provided with a reaction frame 7 that can move along this trave lling girder horizontal direction on the trave lling girder 3.Be provided with an entablature 4 at the top of gantry frame, entablature 4 is provided with suspension member 5 and photoelectric encoder 6, and spoke type sensor 8, standard transducer 9, photoelectric encoder 6 are connected with a computer control system.
As shown in Figure 2, one reduction valve that is communicated with cabinets cavity 14 is housed on the box cover 20 of pressurised water tank 10, also be provided with an air admission hole on the cover plate 20, be inserted with draft tube 19 in the air admission hole, also be provided with one on the cover plate 20 and often unload and cover 18, often unload cover 18 by be bolted to be easy on the upper press cover 20 dismounting, depression bar 16 runs through this and often unloads and cover 18, and depression bar 16 is provided with a gland 17, often unloads to cover also to be provided with a fairlead on 18, fairlead is provided with sealing-plug 15, has through hole on the sealing-plug 15.The base plate 12 of pressurised water tank 10 is fixed on the base 1, is provided with glass tube 13 between base plate 12 and the cover plate 20, is used for water level in the inspection box.
When testing, the space between trave lling girder 3 and the entablature 4 is for pulling to the space, and reaction frame 7 is also fixed under moving to suspension member 5 on the trave lling girder 3, and test specimen connects goes up suspension member 5 and reaction frame 7.11 rotations of motor-driven reducing gear 2 control screw mandrels drive trave lling girder 3 and move down.Reaction frame 7 is followed trave lling girder 3 and is moved, give downward pulling force of test specimen, 7 one power that make progress of test specimen retroaction reaction frame, the spoke type sensor on the trave lling girder 38 is gathered instant data simultaneously, photoelectric encoder 6 is gathered test specimen deformation situation simultaneously, pulls to test thereby finish.
Space between trave lling girder 3 and the base 1 is for pressing to the space, and test specimen is placed on the base.11 rotations of motor-driven reducing gear 2 control screw mandrels, driving trave lling girder 3 moves down, test specimen is exerted pressure, and test specimen contrasts data transmission in external control computer with the data of gathering by standard transducer 9, thereby test specimen is detected and demarcates.
During the Water Environment Simulation test, under the standard transducer on the trave lling girder 39, place pressurised water tank 10.During test, test specimen is placed in the pressurised water tank 10, and the lead-in wire of the data output end of test specimen links to each other with external control computer by the through hole on the sealing-plug 15.With test water submergence test specimen, to pressurised water tank 10 in, inflate and regulate reduction valve 14 by draft tube 19 then, make the interior atmosphere pressure energy Simulated Water downforce environment of pressurised water tank 10, keep-up pressure by reduction valve 14.External control computer control trave lling girder 3 moves down, exert pressure by gland 17,16 pairs of test specimens of depression bar, standard transducer 9 is transferred to external control computer with the applied pressure size, the data that data that external control computer is passed standard transducer 9 back and test specimen are passed back are compared, thereby finish test and demarcate.
This hydraulic pressure sensor comprehensive test machine forms the anti-space of drawing between trave lling girder and entablature, between trave lling girder and base, form and press to the space, and also be provided with pressurised water tank on the base, therefore this hydraulic pressure sensor comprehensive test machine has been integrated the multiple test method of hydraulic pressure sensor, can carry out multiple test to hydraulic pressure sensor on an equipment, has reduced testing equipment, this hydraulic pressure sensor comprehensive test machine delicate structure, floor area is little, and is easy and simple to handle, reduced labour intensity.This hydraulic pressure sensor comprehensive test machine adopts moving of computer control system control trave lling girder in addition, and data are carried out collection analysis, precision height, good reliability.
More than hydraulic pressure sensor comprehensive test machine that the utility model embodiment is provided be described in detail; for one of ordinary skill in the art; thought according to the utility model embodiment; part in specific embodiments and applications all can change; in sum; this description should not be construed as restriction of the present utility model, and all any changes of being made according to the utility model design philosophy are all within protection domain of the present utility model.
Claims (6)
1. hydraulic pressure sensor comprehensive test machine, it is characterized in that: it comprises a gantry frame, the bottom of described gantry frame is provided with a base, the middle part of described gantry frame is provided with a trave lling girder moving up and down, described trave lling girder is connected with a gear train, the top of described gantry frame is provided with an entablature, described base is provided with a pressurised water tank, described trave lling girder is provided with a reaction frame that can move along this trave lling girder horizontal direction, also be provided with a spoke type sensor and a standard transducer on the described trave lling girder, described entablature is provided with suspension member and photoelectric encoder, described spoke type sensor, standard transducer, photoelectric encoder is connected with a computer control system.
2. hydraulic pressure sensor comprehensive test machine according to claim 1, it is characterized in that: described gear train comprises a reducing gear and a screw mandrel, described reducing gear is positioned at described base, and described screw mandrel is connected with described trave lling girder, and described reducing gear is connected with described screw mandrel.
3. hydraulic pressure sensor comprehensive test machine according to claim 1, it is characterized in that: the casing of described pressurised water tank is provided with a depression bar and the fairlead that a reduction valve, that is communicated with described cabinets cavity runs through described box cover plate, and described cabinets cavity is communicated with a draft tube.
4. hydraulic pressure sensor comprehensive test machine according to claim 3 is characterized in that: described fairlead is provided with sealing-plug, has through hole on the described sealing-plug.
5. hydraulic pressure sensor comprehensive test machine according to claim 3 is characterized in that: the cover plate of described casing is provided with one and often unloads lid, and described depression bar runs through the described lid that often unloads, and described fairlead is positioned at described often unloading and covers.
6. hydraulic pressure sensor comprehensive test machine according to claim 3 is characterized in that: be provided with water pipe between the cover plate of described casing and the base plate of described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201374235U CN201688979U (en) | 2010-03-19 | 2010-03-19 | Water pressure sensor integral test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201374235U CN201688979U (en) | 2010-03-19 | 2010-03-19 | Water pressure sensor integral test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201688979U true CN201688979U (en) | 2010-12-29 |
Family
ID=43377259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201374235U Expired - Fee Related CN201688979U (en) | 2010-03-19 | 2010-03-19 | Water pressure sensor integral test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201688979U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112816333A (en) * | 2020-12-29 | 2021-05-18 | 中国船舶重工集团有限公司第七一0研究所 | Small-size pressure test device |
-
2010
- 2010-03-19 CN CN2010201374235U patent/CN201688979U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112816333A (en) * | 2020-12-29 | 2021-05-18 | 中国船舶重工集团有限公司第七一0研究所 | Small-size pressure test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20160319 |