CN207751614U - A kind of mode of wireless transmission piezoelectricity two is to dynamometer - Google Patents
A kind of mode of wireless transmission piezoelectricity two is to dynamometer Download PDFInfo
- Publication number
- CN207751614U CN207751614U CN201721811405.9U CN201721811405U CN207751614U CN 207751614 U CN207751614 U CN 207751614U CN 201721811405 U CN201721811405 U CN 201721811405U CN 207751614 U CN207751614 U CN 207751614U
- Authority
- CN
- China
- Prior art keywords
- sensor
- sensing element
- upper cover
- force sensing
- transport module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model is related to a kind of mode of wireless transmission piezoelectricity two to dynamometer, belong to sensor and its measurement and control area, it is made of sensor housing pedestal, force sensing element, sensor shell upper cover, wireless transport module, it is characterized in that：The pedestal is provided with toroidal cavity and cylindrical boss, for fixing force sensing element, there is boss in the upper cover lower surface, the upper cap upper surface is provided with four threaded holes and a wire guide with circle distribution, the force sensing element upper surface is contacted with the lower surface of upper cover, it is connected by electron beam soldering and sealing, the wireless transport module includes housing base, case top lid, data collecting card and wireless launcher, the housing base opens the threaded holes with circle distribution there are one wire guide and four, the case top lid is provided with eight threaded holes with circle distribution, the wireless transport module is bolted on sensor.The utility model good manufacturability, it is easy to operate, while solving the problems, such as the winding of output line during sensor measurement.
Description
Technical field
The utility model belongs to sensor and its observing and controlling neck, and the more particularly to a kind of mode of wireless transmission piezoelectricity two in domain is to dynamometry
Instrument.
Background technology
Currently, piezoelectric transducer be it is a kind of using intelligent piezo material as force sensing element dynamic measure form.Pressure
Electrical effect theory and the key problem that applied basic research is always piezoelectricity disciplinary study.Wherein, piezoelectric type torque sensor one
As measured by the shearing effect of quartz wafer, measurement method is generally by multigroup force sensing element of sensor（Y0 is cut
Type crystalline substance group）It is evenly distributed on the circle that radius is R, then the indirect force measurement square by way of " power × arm of force ", this measurement
Mode is in order to ensure chip uniform force, to having stringent contour requirement, crystal to have with housing contact surfaces between brilliant group
Higher flatness and roughness requirements so that crystal structure is complicated, and technological requirement is high, of high cost, while many piezoelectric sensings
Device can have coiling in use, limit the suitable environment of piezoelectric transducer.
A kind of torque sensor is disclosed in patent CN105593106A, which turns to for measuring on vehicle
The torque of axis, magnetic devices realize the measurement of torque by receiving the amount of magnetism of rotor and stator.This magneto-electric sensing
Non-cpntact measurement may be implemented in device, but intrinsic frequency is relatively low.
Utility model content
Problem to be solved in the utility model is to provide a kind of mode of wireless transmission piezoelectricity two to dynamometer, and technical performance is high,
Reliable operation is easy for installation and maintenance, and has the characteristics of high sensitivity, rigidity is high, high certainty of measurement.
The utility model realizes the purpose of utility model using following technological means：
A kind of mode of wireless transmission piezoelectricity two is to dynamometer, it is by sensor housing pedestal（1）, force sensing element（8）, sensor
Case top lid（2）, wireless transport module composition, it is characterized in that：The pedestal（1）It is provided with toroidal cavity and cylindrical boss
（9）, for fixing force sensing element（8）, there is boss in the upper cover lower surface（13）, the upper cap upper surface be provided with four with circle point
The threaded hole of cloth（12）With a wire guide（14）, the force sensing element（8）Upper surface is contacted with the lower surface of upper cover, passes through electricity
Beamlet soldering and sealing connects, and the wireless transport module includes housing base（3）, case top lid（4）, data collecting card and wireless transmission
Device（5）, the housing base（3）Wire guide there are one opening（15）With four threaded holes with circle distribution（16）, the shell
Upper cover（4）It is provided with eight threaded holes with circle distribution（17）, wherein four transmit box for fixed wireless, four solid for installing
Fixed, the wireless transport module passes through bolt（6）It fixes on a sensor.
As further limiting for the technical program, the force sensing element（8）Include X0 ° that pulling and pressed effect is born by two panels
Cut type chip, electrode slice have Y0 cut types chip one, the electrode slice of " torsional effect " as measurement crystalline substance group, the three pieces of axial force F z
（A）、（B）、（C）、（D）Measurement crystalline substance group as torque Mz.The top layer's crystal lower surfaces the torque measurement Jing Zu and electrode
（A）、（B）Upper surface bonds；Middle wafer upper surface and electrode（A）、（B）Lower surface bonds, lower surface and electrode（C）、（D）On
Surface bonding；Lowest level upper wafer surface and electrode（C）、（D）Lower surface bonds.The force sensing element is by adjusting gasket（7）
And boss（9）It is fixed on sensor housing.
As further limiting for the technical program, the force sensing element（8）It measures output charge amount and passes through conducting wire（11）
By sensor upper cover（4）Wire guide（14）With radio transmitting device housing base（3）Wire guide（15）It is acquired with data
Card is connected, and is transferring signals to host computer by wireless launcher, is carrying out data processing.
Compared with prior art, the effect of the utility model is：The utility model mode of wireless transmission piezoelectricity two is to dynamometer
Solves the problems, such as coiling in measurement process, and with higher static and dynamic property, torque measurement crystalline substance group is only in torque work
It with lower generation piezoelectric effect, is not influenced by each radial load and axial force, does not generate cross interferance, operation need not be decoupled.Institute
The features such as with simple in structure, number of wafers is few, and cost substantially reduces, and it is convenient to measure, and precision is high, and axial force measuration range is big.
Description of the drawings
Fig. 1 mode of wireless transmission piezoelectricity two is to dynamometer structural schematic diagram
Fig. 2 sensor housing base schematic diagrams
Fig. 3 sensor shell upper cover upward views
Fig. 4 sensor shell upper cover vertical views
Fig. 5 wireless transport module housing base schematic diagrames
Fig. 6 wireless transport module case top lid schematic diagrames
Fig. 7 force sensing element structural scheme of mechanism
1- sensor housing pedestals, 2- sensor shell upper covers, 3- wireless transport module housing bases, 4- are wirelessly transferred mould
Block case top lid, 5- radio transmitting devices, 6- bolts, 7- adjust pads, 8- force sensing elements, 9- boss, 10- electrode slices, 11- are led
Line, 12- sensor shell upper cover threaded holes, 13- sensor shell upper cover boss, 14- sensor shell upper cover wire guides, 15-
Wireless transport module housing base through-hole, 16- wireless transport module housing base threaded holes, on 17- wireless transport module shells
Lid threaded hole,
A, B, C, D, E, F, G, H- electrode slice.
Specific implementation mode
The implementation for illustrating the utility model below in conjunction with the accompanying drawings, referring to Fig. 1-7, the utility model includes sensor shell
Body pedestal（1）, force sensing element（8）, sensor shell upper cover（2）, wireless transport module composition, it is characterized in that：The pedestal（1）
It is provided with toroidal cavity and cylindrical boss（9）, for fixing force sensing element（8）, there is boss in the upper cover lower surface（13）, institute
It states cap upper surface and is provided with four threaded holes with circle distribution（12）With a wire guide（14）, the force sensing element（8）Upper table
Face is contacted with the lower surface of upper cover, is connected by electron beam soldering and sealing, and the wireless transport module includes housing base（3）, shell
Upper cover（4）, data collecting card and wireless launcher（5）, the housing base（3）Wire guide there are one opening（15）It is same with four
The threaded hole of circle distribution（16）, the case top lid（4）It is provided with eight threaded holes with circle distribution（17）, wherein four are used for admittedly
Surely it is wirelessly transferred box, four are used to install fixation, and the wireless transport module passes through bolt（6）It fixes on a sensor.
Sensor housing base（1）And sensor shell upper cover（2）Material be 304 stainless steels.Brilliant group is pressed when installation
It is placed in sensor housing base groove according to the direction of sensitivity, force sensing element（8）It measures output charge amount and passes through conducting wire
（11）By sensor upper cover（4）Wire guide（14）With radio transmitting device housing base（3）Wire guide（15）With data
Capture card is connected.
Work as sensor shell upper cover（2）When stress, axial force and torque are transmitted to force sensing element by upper cover（8）On, it turns round
Square acts through friction mode and wafer surface is made to generate constraint, and charge is drawn by electrode slice A, B, C, D, and electrode slice B, D are simultaneously
It is grounded after connection, electrode slice A, C are through wire guide（14）、（15）Extraction is transferred to radio transmitting device（5）In data collecting card again
Host computer is sent to by wireless transmitter module to be further processed, axial force is transmitted to brilliant group by way of tension and compression, electricity
Pole piece E, F are in parallel, and electrode slice G passes through wire guide（14）、（15）Extraction is transferred to radio transmitting device（5）In data collecting card
Host computer is sent to using wireless transmitter module to be further processed, and completes measurement process.
Claims (1)
1. a kind of mode of wireless transmission piezoelectricity two is to dynamometer, it is by sensor housing pedestal（1）, force sensing element（8）, sensor shell
Body upper cover（2）, wireless transport module composition, it is characterized in that：The pedestal（1）It is provided with toroidal cavity and cylindrical boss（9）,
For fixing force sensing element（8）, there is boss in the upper cover lower surface（13）, the upper cap upper surface be provided with four with circle distribution
Threaded hole（12）With a wire guide（14）, the force sensing element（8）Upper surface is contacted with the lower surface of upper cover, passes through electron beam
Soldering and sealing connects, and the wireless transport module includes housing base（3）, case top lid（4）, data collecting card and wireless launcher
（5）, the housing base（3）Wire guide there are one opening（15）With four threaded holes with circle distribution（16）, the case top lid
（4）It is provided with eight threaded holes with circle distribution（17）, wherein four transmit box for fixed wireless, four are used to install fixation,
The wireless transport module passes through bolt（6）It fixes on a sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721811405.9U CN207751614U (en) | 2017-12-22 | 2017-12-22 | A kind of mode of wireless transmission piezoelectricity two is to dynamometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721811405.9U CN207751614U (en) | 2017-12-22 | 2017-12-22 | A kind of mode of wireless transmission piezoelectricity two is to dynamometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207751614U true CN207751614U (en) | 2018-08-21 |
Family
ID=63149651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721811405.9U Expired - Fee Related CN207751614U (en) | 2017-12-22 | 2017-12-22 | A kind of mode of wireless transmission piezoelectricity two is to dynamometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207751614U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269705A (en) * | 2018-10-26 | 2019-01-25 | 大连理工大学 | A kind of four component force instrument device of wireless transmission piezoelectric type |
| CN109406014A (en) * | 2018-12-07 | 2019-03-01 | 北方民族大学 | Rotary wireless dynamometer |
| CN110887587A (en) * | 2019-12-30 | 2020-03-17 | 济南大学 | Wide-range piezoelectric film three-dimensional force sensor and measuring method thereof |
| CN111864052A (en) * | 2019-10-18 | 2020-10-30 | 辽宁省交通高等专科学校 | Piezoelectric type force sensor crystal group forming device and packaging method |
| CN115326268A (en) * | 2022-08-31 | 2022-11-11 | 东北电力大学 | Coaxial series three-dimensional mechanical self-decoupling force sensor |
-
2017
- 2017-12-22 CN CN201721811405.9U patent/CN207751614U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269705A (en) * | 2018-10-26 | 2019-01-25 | 大连理工大学 | A kind of four component force instrument device of wireless transmission piezoelectric type |
| CN109269705B (en) * | 2018-10-26 | 2021-01-19 | 大连理工大学 | Wireless transmission piezoelectric type four-component dynamometer device |
| CN109406014A (en) * | 2018-12-07 | 2019-03-01 | 北方民族大学 | Rotary wireless dynamometer |
| CN109406014B (en) * | 2018-12-07 | 2023-12-29 | 北方民族大学 | Rotary wireless dynamometer |
| CN111864052A (en) * | 2019-10-18 | 2020-10-30 | 辽宁省交通高等专科学校 | Piezoelectric type force sensor crystal group forming device and packaging method |
| CN111864052B (en) * | 2019-10-18 | 2024-05-28 | 辽宁省交通高等专科学校 | Piezoelectric force sensor crystal composition device and packaging method |
| CN110887587A (en) * | 2019-12-30 | 2020-03-17 | 济南大学 | Wide-range piezoelectric film three-dimensional force sensor and measuring method thereof |
| CN110887587B (en) * | 2019-12-30 | 2024-05-14 | 济南大学 | Large-range piezoelectric film three-dimensional force sensor and measuring method thereof |
| CN115326268A (en) * | 2022-08-31 | 2022-11-11 | 东北电力大学 | Coaxial series three-dimensional mechanical self-decoupling force sensor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207751614U (en) | A kind of mode of wireless transmission piezoelectricity two is to dynamometer | |
| CN103837408B (en) | A kind of carbon mono-filaments pulling strengrth proving installation and method of testing thereof | |
| CN101716747B (en) | Piezoelectric type grinding force measuring device for ultraprecise grinding machine of silicon wafer | |
| US3614488A (en) | Multicomponent force transducer | |
| CN110091215A (en) | A kind of real-time monitoring Milling Force, the wireless transmission intelligence knife handle detection system of vibration | |
| CN103557989B (en) | Piezoelectric strain sensor, method for testing strain sensitivity of piezoelectric strain sensor and application of piezoelectric strain sensor | |
| CN105973455B (en) | A kind of piezoelectric strain combined type microvibration measuring device | |
| CN106771498A (en) | Can wireless, passive, noncontact, the device and method of multi-thread measurement DC current | |
| CN206540649U (en) | Flange type torque sensor | |
| CN210271424U (en) | Self-testing device for modal analysis | |
| CN109269705B (en) | Wireless transmission piezoelectric type four-component dynamometer device | |
| CN217084126U (en) | Blade dynamic frequency remote measuring device using piezoelectric sheet | |
| CN203164200U (en) | Piezoelectric acceleration sensor | |
| CN203385498U (en) | Contact stress sensor | |
| CN204945163U (en) | A kind of acceleration transducer | |
| CN109828223A (en) | A kind of Fbg Sensor For Measuring Magnetic Field calibration system and method | |
| CN202305476U (en) | Sensor and concrete structure hydration and damage monitoring system | |
| CN206074358U (en) | A kind of multi- scenarios method loading experimental apparatus of piezoelectric semiconductor's fracture failure | |
| CN110887587B (en) | Large-range piezoelectric film three-dimensional force sensor and measuring method thereof | |
| CN204495494U (en) | With the iron gallium alloy force snesor of precompressed mechanism | |
| CN113319132A (en) | Method for measuring rolling force of bar mill based on remote data measurement and control module | |
| CN112903087A (en) | MEMS monolithic integration standard vector composite acoustic wave sensor and processing method thereof | |
| CN202057438U (en) | Integrated strain gauge type double-freedom microload detection device | |
| CN218481163U (en) | Passive wireless vibration monitoring sensor | |
| CN103513194B (en) | A kind of waveguide-coupled magnetoelectronic devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180821 Termination date: 20191222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |