CN206532118U - A kind of S type force-sensing sensors of data signal output - Google Patents
A kind of S type force-sensing sensors of data signal output Download PDFInfo
- Publication number
- CN206532118U CN206532118U CN201720197652.8U CN201720197652U CN206532118U CN 206532118 U CN206532118 U CN 206532118U CN 201720197652 U CN201720197652 U CN 201720197652U CN 206532118 U CN206532118 U CN 206532118U
- Authority
- CN
- China
- Prior art keywords
- pin
- module
- data signal
- chips
- type force
- 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)
Abstract
The utility model discloses a kind of S type force-sensing sensors of data signal output, include the sensor collecting unit being sequentially connected, signal conditioning circuit, AD conversion module and single-chip microcomputer main control module, communication module is connected with single-chip microcomputer main control module, sensor collecting unit, signal conditioning circuit, AD conversion module and single-chip microcomputer main control module are connected with power module.The S type force-sensing sensors of data signal output provided by the utility model, simple in construction, circuit module small volume is easy for installation.MV grades of simulation models can only be exported by overcoming common S types force-sensing sensor, easily by the shortcoming of environmental disturbances, and sensor signal can be directly changed into data signal progress long-distance transmissions, support various communications protocols, can suppressed zero, stable and reliable operation at any time.
Description
Technical field
The utility model is related to S type force-sensing sensors field, specifically a kind of quick sensing of S types power of data signal output
Device.
Background technology
S type force-sensing sensors measurement accuracy is high, good reliability, is had a wide range of applications in commercial measurement and control field,
Recently as the fast development of sensor technology and the information processing technology, to the performance of S type force-sensing sensors in engineer applied
It it is also proposed higher requirement.Common S type force-sensing sensors are primarily present two shortcomings, and one is the difference that its output signal is mV grades
Sub-signal, is easily interfered in the more complicated industry spot of environment, and is unfavorable for PC or intelligence instrument directly enters line number
According to collection and processing, and there are problems that zeroing；Two be not have remote data transmission ability, measuring node can not directly with it is upper
Position machine direct communication, multimetering ability is also not enough, limits its application in some industrial occasions.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of S type force-sensing sensors of data signal output, will pass
The mV level differential signals of sensor collection are converted into data signal output, and with multimetering, small volume, measurement accuracy is high, run
Reliable and stable the advantages of.
The technical solution of the utility model is：
A kind of S type force-sensing sensors of data signal output, include the sensor collecting unit being sequentially connected, signal and adjust
Manage and be connected with communication module on circuit, AD conversion module and single-chip microcomputer main control module, described single-chip microcomputer main control module, it is described
Sensor collecting unit, signal conditioning circuit, AD conversion module and single-chip microcomputer main control module are connected with power module；Described
Signal-regulated kinase includes the forward direction of operational amplifier, dynamic contravention and operational amplifier that output end is connected with AD conversion module
The potentiometer of input connection and the gain setting resistor being connected with the output end of operational amplifier；Described communication module
Include RS485 serial bus communications module and RS232 serial bus communication modules.
Described operational amplifier selects OP07 precision operational-amplifiers.
Described main control module includes C8051F350 singlechip chips, and described AD conversion module is turned from 24 AD
Parallel operation, and be integrated in inside C8051F350 singlechip chips.
Described RS485 serial bus communication modules include the RS-485 communication chips being connected with singlechip chip, RS-
The pin 1 of 485 communication chips is connected with the pin 18 of singlechip chip, the pin 4 and singlechip chip of RS-485 communication chips
Pin 17 be connected, the pin 2 and pin 3 of RS-485 communication chips are shorted together, and are connected to the pin 19 of singlechip chip
On.
Described RS232 serial bus communication modules include RS232 electrical level transferring chips, RS232 electrical level transferring chips
Pin 11 connect the pin 17 of singlechip chip, the pin 12 of RS232 electrical level transferring chips connects the pin 18 of singlechip chip,
The pin 13 and pin 14 of RS232 electrical level transferring chips connect outside DB9 serial port socket.
Described power module includes three terminal regulator U8 and three sections of voltage-stablizer U1, three terminal regulator U8 input with
12V externally feds voltage is connected, and three terminal regulator U8 output end is connected with three sections of voltage-stablizer U1 input, three sections of voltage-stablizers
U1 output end is 3.3V power output ends, and three terminal regulator U8 earth terminal GND, three sections of voltage-stablizer U1 earth terminal GND,
Electric capacity C1 one end, electric capacity C5 one end, electric capacity C6 one end is grounded, electric capacity C1 other end access three terminal regulator U8's
Input, electric capacity C5 other end access three terminal regulator U8 output end, the electric capacity C6 other end accesses three sections of voltage-stablizer U1
Output end.
Advantage of the present utility model：
The S type force-sensing sensors of data signal output provided by the utility model, simple in construction, circuit module volume
It is small, it is easy for installation.MV grades of simulation models can only be exported by overcoming common S types force-sensing sensor, easily by the shortcoming of environmental disturbances, and
And sensor signal can be directly changed into data signal progress long-distance transmissions, and various communications protocols are supported, can be at any time
Suppressed zero, stable and reliable operation.
Brief description of the drawings
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is the circuit diagram of the utility model signal conditioning circuit.
Fig. 3 is the circuit diagram of the utility model single-chip microcomputer main control module.
Fig. 4 is the circuit diagram of the utility model RS485 serial bus communication modules.
Fig. 5 is the circuit diagram of the utility model RS232 serial bus communication modules.
Fig. 6 is the circuit diagram of the utility model power module.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
See Fig. 1, a kind of S type force-sensing sensors of data signal output include the sensor collecting unit being sequentially connected
01st, communication is connected with signal conditioning circuit 02, AD conversion module 03 and single-chip microcomputer main control module 04, single-chip microcomputer main control module 04
Module 05, sensor collecting unit 01, signal conditioning circuit 02, AD conversion module 03 and single-chip microcomputer main control module 04 are and power supply
Module 06 is connected.
Signal-regulated kinase 02 is responsible for that the mV level differential signals that sensor collecting unit 01 is exported are nursed one's health and amplified；
The analog signal that Signal-regulated kinase 02 is exported is converted to data signal and handled for single-chip microcomputer 04 by AD conversion module 03；Communicate mould
Block 05 realizes the digital signal communication between single-chip microcomputer 04 and external host computer；Power module 06 be sensor collecting unit 01,
Signal conditioning circuit 02, AD conversion module 03 and single-chip microcomputer 04 provide power supply.
See Fig. 2, Signal-regulated kinase 02 includes the AD conversion module analog signalses of output end and singlechip chip U3
The OP07 precision operational-amplifiers U2 of input pin (pin 1) connection, dynamic contravention and OP07 precision operational-amplifiers U2 forward direction
The potentiometer RW of the input connection and gain setting resistor R1 being connected with OP07 precision operational-amplifiers U2 output end.
See Fig. 3, single-chip microcomputer main control module includes C8051F350 singlechip chip U3, can suppressed zero at any time, AD turns
Change the mold block and select 24 bit A/D converters, and be integrated in inside C8051F350 singlechip chips U3；C8051F350 singlechip chips
U3 is the single-chip microcomputer that 3.3V powers, and C8051F350 singlechip chips U3 21-VDD of pin is power input pin, and C12 is
0.1uF ceramic condenser, here functions as the effect of decoupling capacitance, can to a certain extent filtering interference signals to single-chip microcomputer work
The influence of work, while also avoiding the pulse signal inside single-chip microcomputer from interfering other circuit modules；Y1、R15、C17、C20
Collectively form crystal oscillating circuit, stable clock pulse signal be provided for C8051F350 singlechip chips U3, wherein, C17 and
C20 is 20pF ROHS, and Y1 is 11.0952MHz crystal oscillator, and R15 is 10M resistance；C8051F350 monolithic movements
Piece U3 pin 10 is the power input of internal analogue circuit, is 3.3V power voltage supplies, and electric capacity C18's act as decoupling electricity
Hold.
Communication module includes RS485 serial bus communications module and RS232 serial bus communication modules；RS485 is serial
Bus communication module using balance send and differential received by the way of enter row data communication, have higher anti-common mode disturbances ability with
Transmission range, and RS485 serial bus communications module can be used for multiple apparatus interconnections with RS-485 interfaces, realize data
High-speed remote from transmission；It is logical using RS232 universal serial bus when transmission range is nearer, and when needing full-duplex bi-directional communication
Letter module carries out data transmission.
See Fig. 4, RS485 serial bus communication modules include RS-485 the communication chips U5, RS- being connected with single-chip microcomputer
485 communication chip U5 pin 1 is connected with singlechip chip U3 pin 18, RS-485 communication chips U5 pin 4 and monolithic
Movement piece U3 pin 17 is connected, and RS-485 communication chips U5 pin 2 and pin 3 are shorted together, and are connected to monolithic movement
On piece U3 pin 19 (pin R/D)；When pin R/D exports high level, using RS-485 communication chips U5 write-in functions,
Singlechip chip U3 sends data by RS485 serial bus communications module to host computer；When pin R/D exports low level,
Using RS-485 communication chips U5 read functions, singlechip chip U3 is by RS485 serial bus communications module from host computer
Receive data.
See Fig. 5, RS232 serial bus communication modules include RS232 electrical level transferring chips, RS232 electrical level transferring chips
Pin 11 connect the pin 17 of singlechip chip, the pin 12 of RS232 electrical level transferring chips connects the pin 18 of singlechip chip,
The pin 13 and pin 14 of RS232 electrical level transferring chips connect outside DB9 serial port socket, then by 9 needle serial port connecting lines with it is upper
Position machine is connected, and data exchange is carried out with host computer.
See Fig. 6, power module includes the three terminal regulator U8 and model HT7130 of model 7,808 three sections of voltage stabilizings
Device U1, three terminal regulator U8 input are connected with 12V externally fed voltages, three terminal regulator U8 output end and three sections of voltage stabilizings
Device U1 input connection, three sections of voltage-stablizer U1 output end is 3.3V power output ends, and three terminal regulator U8 earth terminal
GND, three sections of voltage-stablizer U1 earth terminal GND, electric capacity C1 one end, electric capacity C5 one end, electric capacity C6 one end are grounded, electric capacity
C1 other end access three terminal regulator U8 input, electric capacity C5 other end access three terminal regulator U8 output end, electricity
The other end for holding C6 accesses three sections of voltage-stablizer U1 output end；Wherein, electric capacity C1 is storage capacitor, and effect is when outside 12V electricity
When pressing unstable, supplement electric charge is played, stablizes input current to a certain extent, the effect of subsequent device is protected；Electric capacity
C5 and C6 are 0.1uF ceramic condenser, play the high-frequency noise in filtering, filtering circuit, allow what power circuit was exported
DC voltage burr is reduced, and is obtained compared with galvanic current pressure.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of S type force-sensing sensors of data signal output, it is characterised in that：Include the sensor collection being sequentially connected single
Communication mould is connected with member, signal conditioning circuit, AD conversion module and single-chip microcomputer main control module, described single-chip microcomputer main control module
Block, described sensor collecting unit, signal conditioning circuit, AD conversion module and single-chip microcomputer main control module connects with power module
Connect；Described Signal-regulated kinase includes the operational amplifier that output end is connected with AD conversion module, dynamic contravention and computing and put
The potentiometer of the positive input connection of big device and the gain setting resistor being connected with the output end of operational amplifier；It is described
Communication module include RS485 serial bus communications module and RS232 serial bus communication modules.
2. a kind of S type force-sensing sensors of data signal output according to claim 1, it is characterised in that：Described fortune
Calculate amplifier and select OP07 precision operational-amplifiers.
3. a kind of S type force-sensing sensors of data signal output according to claim 1, it is characterised in that：Described master
Control module includes C8051F350 singlechip chips, and described AD conversion module selects 24 bit A/D converters, and is integrated in
Inside C8051F350 singlechip chips.
4. a kind of S type force-sensing sensors of data signal output according to claim 1, it is characterised in that：Described
RS485 serial bus communication modules include the RS-485 communication chips being connected with singlechip chip, RS-485 communication chips
Pin 1 is connected with the pin 18 of singlechip chip, and the pin 4 of RS-485 communication chips is connected with the pin 17 of singlechip chip,
The pin 2 and pin 3 of RS-485 communication chips are shorted together, and are connected on the pin 19 of singlechip chip.
5. a kind of S type force-sensing sensors of data signal output according to claim 1, it is characterised in that：Described
RS232 serial bus communication modules include RS232 electrical level transferring chips, the order piece of pin 11 of RS232 electrical level transferring chips
The pin 17 of movement piece, the pin 12 of RS232 electrical level transferring chips connects the pin 18 of singlechip chip, RS232 level conversion cores
The pin 13 and pin 14 of piece connect outside DB9 serial port socket.
6. a kind of S type force-sensing sensors of data signal output according to claim 1, it is characterised in that：Described electricity
Source module includes three terminal regulator U8 and three sections of voltage-stablizer U1, three terminal regulator U8 input and 12V externally fed voltages
Connection, three terminal regulator U8 output end is connected with three sections of voltage-stablizer U1 input, and three sections of voltage-stablizer U1 output end is
3.3V power output ends, and three terminal regulator U8 earth terminal GND, three sections of voltage-stablizer U1 earth terminal GND, the one of electric capacity C1
End, electric capacity C5 one end, electric capacity C6 one end are grounded, electric capacity C1 other end access three terminal regulator U8 input, electricity
Hold C5 other end access three terminal regulator U8 output end, the electric capacity C6 other end accesses three sections of voltage-stablizer U1 output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720197652.8U CN206532118U (en) | 2017-03-02 | 2017-03-02 | A kind of S type force-sensing sensors of data signal output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720197652.8U CN206532118U (en) | 2017-03-02 | 2017-03-02 | A kind of S type force-sensing sensors of data signal output |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206532118U true CN206532118U (en) | 2017-09-29 |
Family
ID=59915602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720197652.8U Expired - Fee Related CN206532118U (en) | 2017-03-02 | 2017-03-02 | A kind of S type force-sensing sensors of data signal output |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206532118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109743033A (en) * | 2019-03-20 | 2019-05-10 | 河北工业大学 | A kind of high speed loom warp tension signal amplifying and conditioning circuit |
-
2017
- 2017-03-02 CN CN201720197652.8U patent/CN206532118U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109743033A (en) * | 2019-03-20 | 2019-05-10 | 河北工业大学 | A kind of high speed loom warp tension signal amplifying and conditioning circuit |
| CN109743033B (en) * | 2019-03-20 | 2023-09-01 | 河北工业大学 | Warp tension signal amplifying and conditioning circuit of high-speed loom |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103336667B (en) | General multichannel data acquisition system | |
| CN102032900A (en) | Digital dip-angle sensor | |
| CN104614593A (en) | Self-calibration based high-precision intelligent instrument system and application method thereof | |
| CN209961315U (en) | Dynamic and static railroad track scale weighing instrument | |
| CN204515026U (en) | A kind of device detecting electromagnetic radiation | |
| CN201331391Y (en) | Main circuit board for long-distance multipoint temperature monitoring | |
| CN206532118U (en) | A kind of S type force-sensing sensors of data signal output | |
| CN206146465U (en) | Box transformer monitoring device | |
| CN201897473U (en) | Digital inclination sensor | |
| CN104199343A (en) | Micro data collection system based on serial storage mode | |
| CN210720558U (en) | Low-cost portable voltage measurement device | |
| CN210719453U (en) | Thermal resistance temperature measuring device based on RS485 bus | |
| CN203100945U (en) | Non-linear correction device for intelligent pressure sensor | |
| CN202886003U (en) | Intelligent multichannel temperature collection instrument | |
| CN104238404A (en) | Modular industrial control board | |
| CN204256410U (en) | A kind of communication interface circuit and communication apparatus | |
| CN2777573Y (en) | Digital phase sensitive detecting circuit for inductive logging instrument | |
| CN207132965U (en) | A kind of Multifunctional electronic scale based on Ethernet | |
| CN202274880U (en) | Direction recognition magnetic resistance sensor module | |
| CN203561373U (en) | Measuring circuit of capacitive transducer | |
| CN203349854U (en) | High precision digital sensor calibration test system based on PC machine | |
| CN103308240B (en) | High-precision digital air pressure measuring circuit based on industrial 485 bus | |
| CN215642323U (en) | Sensor communication circuit | |
| CN203216569U (en) | High-precision underground water level monitoring device | |
| CN204988565U (en) | Capacitanc pressure transmitter |
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: 20170929 Termination date: 20180302 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |