CN205493811U - Minute -pressure power displacement sensor detector - Google Patents
Minute -pressure power displacement sensor detector Download PDFInfo
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- CN205493811U CN205493811U CN201620138593.2U CN201620138593U CN205493811U CN 205493811 U CN205493811 U CN 205493811U CN 201620138593 U CN201620138593 U CN 201620138593U CN 205493811 U CN205493811 U CN 205493811U
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- Prior art keywords
- voice coil
- coil motor
- probe
- micro
- displacement transducer
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 19
- 239000000523 sample Substances 0.000 claims abstract description 60
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 230000005294 ferromagnetic effect Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 abstract description 10
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a minute -pressure power displacement sensor detector, including fixed flat board, voice coil motor translation platform, the fixing device that is used for detecting the detection device of sensor sample and is used for the stationary sensor sample be equipped with on the fixed flat board voice coil motor translation platform, detection device is including visiting needle holder utensil and probe, visit on the needle holder utensil installs the voice coil motor in voice coil motor translation platform be equipped with on visiting the needle holder utensil the probe on the bottom plate of voice coil motor translation platform with the relative department of probe is equipped with fixing device, the probe contacts the sensor sample on the fixing device, detects it. This minute -pressure power displacement sensor detector is the motion platform of a high frequency high accuracy, and the motion frequency that is applicable to relatively fixed is and the occasion that the distance is more accurate of motion for the detection of product that human pulse beat can be realized more pressing close to in the medical industry.
Description
Technical field
This utility model belongs to sensor detection field, especially relates to a kind of micro-pressure displacement transducer inspection
Survey instrument.
Background technology
Intelligent wristwatch is the instrument in real time monitoring human blood-pressure, therefore the pulse transducer in watch
Accuracy determines the quality of watch.The most in the art, it is common to use servomotor drives ball-screw
Scheme realize move back and forth and be accurately positioned, with this, sensor is detected.But due to rolling
The helical pitch of ballscrew and the rotating speed of servomotor limit, and reciprocating frequency can be the lowest, can only achieve every
Several hertz of second, and analyze from frame for movement, owing to ball-screw belongs to screw-drive mechanism, so
Backlass can be produced when leading screw rotating when, so also result in trueness error, and due to spiral shell
Rotation transmission be belonging to rolling type transmission, so run the time increase, can the most severe to the abrasion of leading screw,
Ruggedness is poor.The most comprehensively get on very well, existing frequently-used equipment from motion frequency and Position location accuracy with
And all there is certain defect on the life-span used, it is impossible to meet the demand to sensor detection.
Summary of the invention
In view of this, this utility model is directed to a kind of micro-pressure displacement transducer detector, Ke Yiyou
Effect sensor is detected, and accuracy of detection is accurate.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
A kind of micro-pressure displacement transducer detector, including fixed flat planar, voice coil motor translation stage, for
Detecting device and being used for fixing the fixing device of sample sensor of detection sample sensor, fixes described
Flat board is provided with described voice coil motor translation stage, and described detection device includes probe clamp and probe, described
Probe clamp is arranged on the voice coil motor in voice coil motor translation stage, is provided with institute on described probe clamp
State probe, the base plate of described voice coil motor translation stage is provided with relative to place with described probe described fixing dress
Put, the sample sensor in probe contact fixing device, it is detected.
Further, described fixing device includes supporting right angle fixed block, at described support right angle fixed block
On offer a guide groove that can place sample sensor, being provided with on described support right angle fixed block can
With the lock-screw of fixing sample sensor, one end of described lock-screw is connected with handwheel, at described lock
Tight screw is provided with locking wheel, and after adjusting sample position, rotation hand wheel makes screw withstand sample back to be allowed to
Location so that sample sensor is constantly on a datum level, and then rotation lock bearing up pulley makes screw lock
Tightly, prevent it from getting loose.
Further, the bottom of described fixed flat planar is additionally provided with leveling lower margin, is placing desktop or ground
In the case of injustice, equipment is carried out leveling.
Further, being provided with pad on described probe, described pad is nonmetallic materials, it is to avoid due to
The error that the resonance of voice coil motor translation stage brings.
Further, described pad is polytetrafluoro pad.
Further, described voice coil motor translation stage is provided with shell, protects voice coil motor translation stage, and
Increase attractive in appearance.
Further, described fixed flat planar is ferromagnetic stainless steel flat plate, and it is internal is honeycomb texture, stable
Property is good, and refining surfaces can effectively fix voice coil motor translation stage.
Relative to prior art, micro-pressure displacement transducer detector described in the utility model has following
Advantage:
(1) by using voice coil motor translation stage so that precision and the frequency of detection device motion have
The biggest raising, the grating scale in voice coil motor translation stage can realize the location of high precision simultaneously, it is ensured that
The degree of accuracy of detection and accuracy.
(2) mainly come in fact by cutting magnetic line due to the mover in voice coil motor translation stage and stator
Existing, belonging to touchless motion, so there is not the situation of abrasion, substantially prolongs the use of equipment
Life-span.
(3) fixing device ensure that detection device on the premise of high frequency motion, to sample sensor
Be accurately positioned and stable fixing.
(4) this micro-pressure displacement transducer detector is a high-precision motion platform, it is adaptable to have
Relatively-stationary motion frequency and the more accurate occasion of the distance moved so that can be real in medical industry
The detection of the product now beated closer to human pulse.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing,
Schematic description and description of the present utility model is used for explaining this utility model, is not intended that this reality
With novel improper restriction.In the accompanying drawings:
Fig. 1 is the structural representation described in this utility model embodiment；
Fig. 2 is the partial enlarged drawing of A in Fig. 1；
Fig. 3 is the structural representation of the fixed flat planar described in this utility model embodiment.
Description of reference numerals:
1-fixed flat planar；2-voice coil motor translation stage；3-leveling lower margin；4-shell；5-probe clamp；
6-probe；7-pad；8-supports right angle fixed block；9-sample sensor；10-lock-screw；11-hands
Wheel；12-locking wheel 13-base plate.
Detailed description of the invention
It should be noted that in the case of not conflicting, in embodiment in this utility model and embodiment
Feature can be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " horizontal stroke
To ", " on ", D score, "front", "rear", "left", "right", " vertically ", " water
Flat ", the orientation that indicates of " top ", " end ", " interior ", " outward " etc. or position relationship be based on attached
Orientation shown in figure or position relationship, be for only for ease of description this utility model and simplify description, and not
Be instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second "
Etc. being only used for describing purpose, and it is not intended that instruction or hint relative importance or implicit indicate indication
The quantity of the technical characteristic shown.Thus, the feature defining " first ", " second " etc. can be expressed
Or implicitly include one or more this feature.In description of the present utility model, unless otherwise
Illustrating, " multiple " are meant that two or more.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited,
Term " is installed ", " being connected ", " connection " should be interpreted broadly, and connects for example, it may be fixing,
Can also be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；
Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the company of two element internals
Logical.For the ordinary skill in the art, can understand that above-mentioned term is at this by concrete condition
Concrete meaning in utility model.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
A kind of micro-pressure displacement transducer detector, including fixed flat planar 1, voice coil motor translation stage 2,
For detecting the detection device of sample sensor and for fixing the fixing device of sample sensor, described solid
Allocating plate 1 is ferromagnetic stainless steel flat plate, and it is internal is honeycomb texture, good stability, and refining surfaces can
With effective fixing voice coil motor translation stage 2, the bottom of described fixed flat planar 1 is provided with leveling lower margin 3,
In the case of placing desktop or ground injustice, equipment is carried out leveling, described fixed flat planar 1 sets
There are described voice coil motor translation stage 2, described voice coil motor translation stage 2 to be provided with shell 4, protect voice coil loudspeaker voice coil
Motor translation stage 2, and increase attractive in appearance, described detection device includes probe clamp 5 and probe 6, described
Probe clamp 5 is arranged on the voice coil motor in voice coil motor translation stage 2, on described probe clamp 5
Being provided with described probe 6, be provided with pad 7 on described probe 6, described pad 7 is polytetrafluoro pad,
Avoid the error brought due to the resonance of voice coil motor translation stage 2, at described voice coil motor translation stage 2
Being provided with described fixing device with the described relative place of probe 6 on base plate 13, described fixing device includes supporting
Right angle fixed block 8, offers one on described support right angle fixed block 8 and can place sample sensor
Guide groove, described support right angle fixed block 8 is provided with the lock-screw that can fix sample sensor 9
10, one end of described lock-screw 10 is connected with handwheel 11, is provided with lock on described lock-screw 10
Bearing up pulley 12.Probe 6 contacts the sample sensor 9 in fixing device, detects it.
The work process of this example: sample sensor is put into support right angle fixed block 8 along guide groove, adjusts
Behind good sample sensor 9 position, rotation hand wheel 11 makes lock-screw 10 withstand sample back to be allowed to position,
Then rotation lock bearing up pulley 12, makes lock-screw 10 lock, prevents it from getting loose.Unlatching voice coil motor translates
Platform 2, voice coil motor translation stage 2 drives probe 6 to detect sample sensor 9, sample sensor
9 stress, through amplifying circuit, oscillograph, (i.e. sensor changes then to obtain electric signal waveform
Speed), draw the relation of probe 6 displacement and sensor displacement signal by analysis, to detect sensing
The accuracy of device.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model,
All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made,
Within should be included in protection domain of the present utility model.
Claims (7)
1. a micro-pressure displacement transducer detector, it is characterised in that: include fixed flat planar, voice coil loudspeaker voice coil
Motor translation stage, for detecting the detection device of sample sensor and for fixing the fixing of sample sensor
Device, is provided with described voice coil motor translation stage on described fixed flat planar, and described detection device includes probe
Fixture and probe, described probe clamp is arranged on the voice coil motor in voice coil motor translation stage, described
Probe clamp is provided with described probe, relative with described probe on the base plate of described voice coil motor translation stage
Place is provided with described fixing device, the sample sensor in described probe contact fixing device.
A kind of micro-pressure displacement transducer detector the most according to claim 1, it is characterised in that:
Described fixing device includes supporting right angle fixed block, and offering one on described support right angle fixed block can
To place the guide groove of sample sensor, described support right angle fixed block is provided with and can fix sensor sample
The lock-screw of product, one end of described lock-screw is connected with handwheel, is provided with lock on described lock-screw
Bearing up pulley.
A kind of micro-pressure displacement transducer detector the most according to claim 1 and 2, its feature
It is: the bottom of described fixed flat planar is additionally provided with leveling lower margin.
A kind of micro-pressure displacement transducer detector the most according to claim 3, it is characterised in that:
Being provided with pad on described probe, described pad is nonmetallic materials.
A kind of micro-pressure displacement transducer detector the most according to claim 4, it is characterised in that:
Described pad is polytetrafluoro pad.
A kind of micro-pressure displacement transducer detector the most according to claim 4, it is characterised in that:
Described voice coil motor translation stage is provided with shell.
A kind of micro-pressure displacement transducer detector the most according to claim 6, it is characterised in that:
Described fixed flat planar is ferromagnetic stainless steel flat plate, and it is internal is honeycomb texture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620138593.2U CN205493811U (en) | 2016-02-24 | 2016-02-24 | Minute -pressure power displacement sensor detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620138593.2U CN205493811U (en) | 2016-02-24 | 2016-02-24 | Minute -pressure power displacement sensor detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205493811U true CN205493811U (en) | 2016-08-24 |
Family
ID=56724773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620138593.2U Expired - Fee Related CN205493811U (en) | 2016-02-24 | 2016-02-24 | Minute -pressure power displacement sensor detector |
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| Country | Link |
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| CN (1) | CN205493811U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106901708A (en) * | 2017-03-01 | 2017-06-30 | 天津普仁万合信息技术有限公司 | Signal imitation method and device based on pulse wave conduction speed PWV |
| CN108828381A (en) * | 2018-09-18 | 2018-11-16 | 池州市柏泰贸易有限公司 | A kind of Power System Analysis device |
| CN111896159A (en) * | 2020-07-21 | 2020-11-06 | 南通大学 | Force conduction detection device |
-
2016
- 2016-02-24 CN CN201620138593.2U patent/CN205493811U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106901708A (en) * | 2017-03-01 | 2017-06-30 | 天津普仁万合信息技术有限公司 | Signal imitation method and device based on pulse wave conduction speed PWV |
| CN108828381A (en) * | 2018-09-18 | 2018-11-16 | 池州市柏泰贸易有限公司 | A kind of Power System Analysis device |
| CN111896159A (en) * | 2020-07-21 | 2020-11-06 | 南通大学 | Force conduction detection device |
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| 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: 20160824 |