CN207379667U - A kind of high/low temperature condition is exerted oneself calibrating device for sensors - Google Patents
A kind of high/low temperature condition is exerted oneself calibrating device for sensors Download PDFInfo
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- CN207379667U CN207379667U CN201721419623.8U CN201721419623U CN207379667U CN 207379667 U CN207379667 U CN 207379667U CN 201721419623 U CN201721419623 U CN 201721419623U CN 207379667 U CN207379667 U CN 207379667U
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- generating means
- low temperature
- power generating
- reaction frame
- connecting rod
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Abstract
A kind of high/low temperature condition is exerted oneself calibrating device for sensors, including power generating means rack, power generating means moving beam, power generating means weighted platform, power generating means load cylinder, it collectively constitutes power generating means, wherein power generating means load cylinder is located at power generating means rack middle and lower part, and weighted platform can be driven to move up and down；Power generating means moving beam is located at power generating means rack middle and upper part, upper reaction frame is connected with power generating means moving beam, upper reaction frame is hollow cube structure, upper connecting rod is pierced into from the bottom surface of upper reaction frame in upper reaction frame, and pass through upper locking nut and fix upper connecting rod, and ceramic heat-insulating cushion is installed between reaction frame and upper locking nut, high/low temperature generating means is opposite opened rectangular parallelepiped structure, force snesor is calibrated to be located in high/low temperature generating means, upper connecting rod pierces into high/low temperature generating means, and upper connecting rod lower end is connected with being calibrated force snesor.
Description
Technical field
The utility model belongs to pick up calibration field, and in particular to a kind of high/low temperature condition exert oneself pick up calibration dress
It puts.
Background technology
Force snesor is to experience force signal and be converted into the electromechanical transformation apparatus with it into the electric signal output of certain relation.
It is in fields such as modern industry, aerospaces using extremely wide.In bullet (arrow) development, force snesor is used to measure engine
The force value parameter of the key positions such as system and servo-drive system, for analyze and evaluate its performance and controling effectively provide it is important
Data are supported.Recently as the continuous progress of space technology, people are more deep to the exploration of space, and force snesor is made
With proposing higher requirement with metering, it is necessary to bear superhigh temperature, low temperature, burn, burn into vacuum, underwater etc. complicated and extremely
Rugged environment, wherein high and low temperature environment are most common situations.At present, domestic force standard machines or force snesor calibrating installation
It is only applicable to complete the gage work to force snesor under normal temperature environment, the temperature and humidity of environment is proposed in the course of work
Very high requirement.Some force snesor manufacturers and gauge check mechanism, although having carried out some force snesor temperature spy
The research work of property, but temperature is limited in the range of ± 40 DEG C, and standard metering specification is not formed.It is in general, all
The mechanical property of material will all change with the variation of ambient temperature, and therefore, force snesor is under high and low temperature environment
The output characteristics such as parameters such as the linearity, repeatability, hysteresis characteristic, sensitivity will change a lot, and force snesor is existing
Measurement means under high/low temperature condition no longer be applicable in.So there is an urgent need to carry out force snesor school under high/low temperature condition
Quasi- technical research develops a kind of high/low temperature condition and exerts oneself calibrating device for sensors, solves force snesor and is measured under high/low temperature condition
Value is traced to the source problem, on the one hand more reliable Metrology Support can be provided with force snesor for liquid-propellant rocket engine, space experiment, separately
On the one hand lay the foundation to develop high-low temperature resistant force snesor.
Utility model content
The purpose of this utility model is that being exerted oneself calibrating device for sensors by developing a kind of high/low temperature condition, solve power and pass
On the one hand sensor magnitude tracing problem under high/low temperature condition can be carried for liquid-propellant rocket engine, space experiment with force snesor
For more reliable Metrology Support, on the other hand lay the foundation to develop high-low temperature resistant force snesor.
The technical solution of the utility model is as follows：A kind of high/low temperature condition is exerted oneself calibrating device for sensors, is occurred including power
Device frame, power generating means moving beam, power generating means weighted platform, power generating means load cylinder, collectively constitute
Power generating means, wherein power generating means load cylinder are located at power generating means rack middle and lower part, and can drive on weighted platform
Lower movement；Power generating means moving beam is located at power generating means rack middle and upper part, and upper reaction frame and the movement of power generating means are horizontal
Beam connects, and upper reaction frame is hollow cube structure, and upper connecting rod is pierced into from the bottom surface of upper reaction frame in upper reaction frame, and is passed through
Upper locking nut fixes upper connecting rod, and ceramic heat-insulating cushion is installed between reaction frame and upper locking nut, and high/low temperature occurs
Device is opposite opened rectangular parallelepiped structure, is calibrated force snesor and is located in high/low temperature generating means, and upper connecting rod pierces into high/low temperature hair
Generating apparatus, and upper connecting rod lower end is connected with being calibrated force snesor, and lower pull rod upper end is connected with being calibrated force snesor, and wear
Go out high/low temperature generating means, then penetrate in lower reaction frame, lower reaction frame is hollow cube structure, and lower pull rod lower end is fixed on
In lower reaction frame；Water-cooling ring and lower water-cooling ring on the upper and lower side of high/low temperature generating means has respectively, and upper connecting rod and lower pull rod
It is each passed through water-cooling ring and lower water-cooling ring.
High/low temperature generating means lower end is provided with lifting support, and high/low temperature generating means is driven to move up and down.
Lower pull rod lower end is fixed on by lower locking nut in lower reaction frame.
Ceramic heat-insulating cushion under being installed between lower reaction frame and lower locking nut.
The remarkable result of the utility model is：High/low temperature generating means is designed as opposite opened, convenient for being calibrated power sensing
The installation and dismounting of device, and the design of device lower end facilitates the movement that high/low temperature fills to be adjusted with height by wheel and scalable screw rod
It is whole.Connecting tooling takes into full account heat transfer to being calibrated the test temperature of force snesor and the mark of power generating means reproduction when designing
Quasi- force value has an impact, and calibrating installation connecting tooling is designed with ceramic heat-insulating cushion and water-cooling ring
Description of the drawings
Fig. 1 exerts oneself calibrating device for sensors schematic diagram for high/low temperature condition described in the utility model
Fig. 2 presses to calibration schematic diagram for high/low temperature condition described in the utility model calibrating device for sensors of exerting oneself
In figure：1- power generating means moving beams；The upper reaction frames of 2-；3- upper locking nuts；The upper ceramic heat-insulating cushions of 4-；On 5-
Water-cooling ring；6- high/low temperature generating means；7- upper connecting rods；8- is calibrated force snesor；Pull rod under 9-；Water-cooling ring under 10-；Under 11-
Ceramic heat-insulating cushion；12- lower locking nuts；Reaction frame under 13-；14- power generating means weighted platforms；15- power generating means loads
Oil cylinder；16- power generating means racks
Specific embodiment
A kind of high/low temperature condition is exerted oneself calibrating device for sensors, is moved including power generating means rack 16, power generating means
Crossbeam 1, power generating means weighted platform 14, power generating means load cylinder 15 collectively constitute power generating means, and wherein power is sent out
Generating apparatus load cylinder 15 is located at 16 middle and lower part of power generating means rack, and weighted platform 14 can be driven to move up and down；Power occurs
Device moving beam 1 is located at 16 middle and upper part of power generating means rack, and upper reaction frame 2 is connected with power generating means moving beam 1, on
Reaction frame 2 is hollow cube structure, and upper connecting rod 7 is pierced into from the bottom surface of upper reaction frame 2 in upper reaction frame 2, and passes through locking
Tight nut 3 fixes upper connecting rod 7, and ceramic heat-insulating cushion 4 is installed between reaction frame 2 and upper locking nut 3, and high/low temperature occurs
Device 6 is opposite opened rectangular parallelepiped structure, is calibrated force snesor 8 and is located in high/low temperature generating means 6, and upper connecting rod 7 pierces into height
Warm generating means 6, and 7 lower end of upper connecting rod is connected with being calibrated force snesor 8, and 9 upper end of lower pull rod is with being calibrated force snesor 8
Connection, and high/low temperature generating means 6 is pierced by, then penetrate in lower reaction frame 13, lower reaction frame 13 is hollow cube structure, under
9 lower end of pull rod is fixed on by lower locking nut 12 in lower reaction frame 13, and between lower reaction frame 13 and lower locking nut 12
The lower ceramic heat-insulating cushion 11 of installation.
Water-cooling ring 5 and lower water-cooling ring 10 on the upper and lower side of high/low temperature generating means 6 has respectively, and upper connecting rod 7 and drop-down
Bar 9 is each passed through water-cooling ring 5 and lower water-cooling ring 10.
6 lower end of high/low temperature generating means is provided with lifting support 17, and high/low temperature generating means 6 is driven to move up and down.
Claims (4)
- The calibrating device for sensors 1. a kind of high/low temperature condition is exerted oneself, it is characterised in that：It is sent out including power generating means rack (16), power Generating apparatus moving beam (1), power generating means weighted platform (14), power generating means load cylinder (15), collectively constitute power Generating means, wherein power generating means load cylinder (15) are located at power generating means rack (16) middle and lower part, and can drive loading Platform (14) moves up and down；Power generating means moving beam (1) is located at power generating means rack (16) middle and upper part, upper reaction frame (2) it is connected with power generating means moving beam (1), upper reaction frame (2) is hollow cube structure, and upper connecting rod (7) is from upper anti- The bottom surface of power frame (2) is pierced into reaction frame (2), and is passed through upper locking nut (3) and fixed upper connecting rod (7), and in reaction frame (2) ceramic heat-insulating cushion (4) is installed between upper locking nut (3), high/low temperature generating means (6) is opposite opened cuboid knot Structure is calibrated force snesor (8) and is located in high/low temperature generating means (6), and upper connecting rod (7) pierces into high/low temperature generating means (6), and Upper connecting rod (7) lower end is connected with being calibrated force snesor (8), and lower pull rod (9) upper end is connected with being calibrated force snesor (8), And high/low temperature generating means (6) is pierced by, then penetrate in lower reaction frame (13), lower reaction frame (13) is hollow cube structure, Lower pull rod (9) lower end is fixed in lower reaction frame (13)；There is upper water-cooling ring respectively in the upper and lower side of high/low temperature generating means (6) (5) with lower water-cooling ring (10), and upper connecting rod (7) and lower pull rod (9) are each passed through water-cooling ring (5) and lower water-cooling ring (10).
- The calibrating device for sensors 2. a kind of high/low temperature condition according to claim 1 is exerted oneself, it is characterised in that：High/low temperature is sent out Generating apparatus (6) lower end is provided with lifting support (17), and high/low temperature generating means (6) is driven to move up and down.
- The calibrating device for sensors 3. a kind of high/low temperature condition according to claim 1 is exerted oneself, it is characterised in that：Lower pull rod (9) lower end is fixed on by lower locking nut (12) in lower reaction frame (13).
- The calibrating device for sensors 4. a kind of high/low temperature condition according to claim 3 is exerted oneself, it is characterised in that：In lower counter-force Lower ceramic heat-insulating cushion (11) is installed between frame (13) and lower locking nut (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721419623.8U CN207379667U (en) | 2017-10-31 | 2017-10-31 | A kind of high/low temperature condition is exerted oneself calibrating device for sensors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721419623.8U CN207379667U (en) | 2017-10-31 | 2017-10-31 | A kind of high/low temperature condition is exerted oneself calibrating device for sensors |
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| Publication Number | Publication Date |
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| CN207379667U true CN207379667U (en) | 2018-05-18 |
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| CN201721419623.8U Active CN207379667U (en) | 2017-10-31 | 2017-10-31 | A kind of high/low temperature condition is exerted oneself calibrating device for sensors |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702849A (en) * | 2017-10-31 | 2018-02-16 | 北京航天计量测试技术研究所 | A kind of high/low temperature condition is exerted oneself calibrating device for sensors |
-
2017
- 2017-10-31 CN CN201721419623.8U patent/CN207379667U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702849A (en) * | 2017-10-31 | 2018-02-16 | 北京航天计量测试技术研究所 | A kind of high/low temperature condition is exerted oneself calibrating device for sensors |
| CN107702849B (en) * | 2017-10-31 | 2024-02-09 | 北京航天计量测试技术研究所 | Force sensor calibration device under high-low temperature condition |
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