CN209432308U - A kind of high-precision temperature data acquisition device - Google Patents
A kind of high-precision temperature data acquisition device Download PDFInfo
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- CN209432308U CN209432308U CN201920325975.XU CN201920325975U CN209432308U CN 209432308 U CN209432308 U CN 209432308U CN 201920325975 U CN201920325975 U CN 201920325975U CN 209432308 U CN209432308 U CN 209432308U
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- electrically connected
- chip microcontroller
- stm32 single
- temperature data
- temperature
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Abstract
The utility model discloses a kind of high-precision temperature data acquisition devices, including temperature transmitter, temperature transmitter is connected with analog acquisition card, analog acquisition card is electrically connected by 232 serial ports and level protocol converter, level protocol converter and STM32 single-chip microcontroller are electrically connected, STM32 single-chip microcontroller is electrically connected with buzzer and SD card, STM32 single-chip microcontroller is electrically connected with NPN and turns PNP converter, NPN turns PNP converter and is electrically connected with close to switch, STM32 single-chip microcontroller is electrically connected with TFT color touch screen, STM32 single-chip microcontroller is electrically connected with button, temperature transmitter is arranged on rack, rack bottom is fixedly connected with rotating disc, the motor shaft for rotating pan bottom and stepper motor is rotatablely connected, and motor cover is provided on the outside of stepper motor, it should The functional integration of device is high, can be completed at the same time temperature high-acruracy survey, temperature data variation calculating, the display and store function of key point temperature triggered, temperature data, and the device power consumption is low.
Description
Technical field
The utility model relates to temperature acquisition technical field, specially a kind of high-precision temperature data acquisition device.
Background technique
Existing equipment when heating, is easy to appear heating uneven phenomenon, makes troubles to heating work, user without
The temperature value of method precise acquisition heater, on the market there is no can have temperature high-acruracy survey, temperature data variation calculate,
The device of key point temperature triggered and temperature data store function.
Utility model content
The purpose of this utility model is to provide a kind of high-precision temperature data acquisition devices, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of high-precision temperature data acquisition device,
Including temperature transmitter, temperature transmitter is connected with analog acquisition card, and analog acquisition card passes through 232 serial ports and level agreement
Converter is electrically connected, and level protocol converter and STM32 single-chip microcontroller are electrically connected, and STM32 single-chip microcontroller is electrically connected with buzzing
Device and SD card, STM32 single-chip microcontroller are electrically connected with NPN and turn PNP converter, and NPN turns PNP converter and is electrically connected with close open
It closes, STM32 single-chip microcontroller is electrically connected with TFT color touch screen, and STM32 single-chip microcontroller is electrically connected with button, and temperature transmitter is set
It sets on rack, rack bottom is fixedly connected with rotating disc, and the motor shaft for rotating pan bottom and stepper motor is rotatablely connected,
And it is provided with motor cover on the outside of stepper motor, motor cover bottom is fixedly connected with the top of the piston rod of lifting cylinder, lifting air
Cylinder bottom portion is provided with pneumatic control source, and pneumatic control source bottom is provided with pedestal.
Preferably, it is provided with hollow placement pipe on the outside of lifting cylinder, and places the top of bottom of the tube and pneumatic control source
It is fixedly connected, lifting cylinder is connected with pneumatic control source by pipeline.
Preferably, the screw hole with fishbolt rotation connection, and fishbolt are provided on the both side plate of rack
One end is bonded with elastic cushion.
Preferably, STM32 single-chip microcontroller is electrically connected with the power module of 12V, STM32 single-chip microcontroller and stepper motor and lifting
Cylinder is electrically connected.
Preferably, base bottom quadrangle passes through connecting column and is connected with universal rolling wheel, and each universal rolling wheel has lock
Tight device.
Compared with prior art, the utility model has the beneficial effects that the functional integration of the device is high, it can be complete simultaneously
Change calculating, the display and store function of key point temperature triggered, temperature data at temperature high-acruracy survey, temperature data, and
The device power consumption is low, using STM32 single-chip microcontroller, improves the intelligence of the device, TFT color touch screen is lighted not when in use
Extinguishing when use, the needs of outdoor long-play can be met, set expandability is strong, and maximum can measure 4 road temperature datas simultaneously,
Temperature transmitter is by lifting cylinder and stepper motor, to being adjusted using height with angle for temperature transmitter, convenient for pair
Temperature is acquired, and is offered convenience to user.
Detailed description of the invention
Fig. 1 is the temperature transmitter mounting structure schematic diagram of the utility model；
Fig. 2 is the control system connection figure of the utility model.
In figure: 1, temperature transmitter；2, analog acquisition card；3, level protocol converter；4, STM32 single-chip microcontroller；5, bee
Ring device；6, SD card；7, close to switch；8, NPN turns PNP converter；9, TFT color touch screen；11, rack；12, pedestal；13,
Pneumatic control source；14, pipe is placed；15, lifting cylinder；16, stepper motor；17, fishbolt；18, rotating disc；19, universal rolling
Wheel.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that the instructions such as term "vertical", "upper", "lower", "horizontal"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of high-precision temperature data acquisition device, packet
Temperature transmitter 1 is included, temperature transmitter 1 is connected with analog acquisition card 2, and analog acquisition card 2 is assisted by 232 serial ports and level
It discusses converter 3 to be electrically connected, level protocol converter 3 and STM32 single-chip microcontroller 4 are electrically connected, and STM32 single-chip microcontroller 4 is electrically connected
There are buzzer 5 and SD card 6, STM32 single-chip microcontroller 4 is electrically connected with NPN and turns PNP converter 8, and NPN turns PNP converter 8 and electrically connects
Be connected to close to switch 7, STM32 single-chip microcontroller 4 is electrically connected with TFT color touch screen 9, STM32 single-chip microcontroller 4 be electrically connected with by
Button, temperature transmitter 1 are arranged on rack 11, and 11 bottom of rack is fixedly connected with rotating disc 18,18 bottom of rotating disc with
The motor shaft of stepper motor 16 is rotatablely connected, and motor cover is provided on the outside of stepper motor 16, motor cover bottom and lifting cylinder
The top of 15 piston rod is fixedly connected, and 15 bottom of lifting cylinder is provided with pneumatic control source 13, and 13 bottom of pneumatic control source is set
It is equipped with pedestal 12.The functional integration of the device is high, temperature high-acruracy survey can be completed at the same time, temperature data variation calculates,
The display and store function of key point temperature triggered, temperature data, and the device power consumption is low, using STM32 single-chip microcontroller, improving should
The intelligence of device, TFT color touch screen is lighted when in use to be extinguished when not in use, can meet the need of outdoor long-play
It wants, set expandability is strong, and maximum can measure 4 road temperature datas simultaneously.
It is provided with hollow placement pipe 14 on the outside of lifting cylinder 15, and places the top of pipe 14 bottom and pneumatic control source 13
It is fixedly connected, lifting cylinder 15 is connected with pneumatic control source 13 by pipeline.It is provided with and presss from both sides on the both side plate of rack 11
The screw hole that tight bolt 17 is rotatablely connected, and one end of fishbolt 17 is bonded with elastic cushion.Temperature transmitter 1 passes through lifting cylinder
15 and stepper motor 16, to being adjusted using height with angle for temperature transmitter 1, convenient for being acquired to temperature, to making
User offers convenience.
STM32 single-chip microcontroller 4 is electrically connected with the power module of 12V, STM32 single-chip microcontroller 4 and stepper motor 16 and lifting air
Cylinder 15 is electrically connected.By STM32 single-chip microcontroller 4 convenient for controlling stepper motor 16 and lifting cylinder 15,12 bottom of pedestal
Portion quadrangle passes through connecting column and is connected with universal rolling wheel 19, and each universal rolling wheel 19 has locking device, passes through universal rolling
Wheel 19, it is convenient that the position of temperature transmitter 1 is adjusted convenient for being moved to the device, it offers convenience to user.
Working principle: in use, temperature transmitter 1 is placed on rack 11, by fishbolt 17 to temperature transmitter 1
It is clamped fixing glue, pneumatic control source 13 is controlled by button, the piston rod of control lifting cylinder 15 is risen, and step is driven
Motor cover into motor 16 is risen, and is adjusted to the height of temperature transmitter 1, and the switch of stepper motor 16 is opened, and is led to
Crossing motor shaft drives rotating disc 18 to rotate, and drives motor cover rack 11 to rotate, rotates to the angle of temperature transmitter 1,
Convenient to be acquired to temperature data, at the electric current of 4-20mA, analog acquisition card 2 can acquire 4 simultaneously for the data conversion of acquisition
Road analog quantity temperature data, is converted into the message data of MODBUS agreement, is sent to level protocol converter by its 232 serial ports
3 carry out Transistor-Transistor Logic level conversion, read serial message number by PA9 the and PA10 pin (USART1 serial ports 1) of STM32 single-chip microcontroller 4
According to the then parsing of progress data protocol, trigger module, which is used, to be completed the trigger recording of key temperatures point close to switch 7 and show
Show, key temperatures point is triggered by added metal material mechanical device close to switch 7, generates level signal transmission close to switch 7
Turn in PNP converter 8 to NPN, NPN, which turns PNP converter 8, can complete the conversion of low and high level, can also be high close to switch by 24V
Level signal voltage drop is as low as 3.3V, and for the level standard that STM32 single-chip microcontroller 4 allows, TFT color touch screen 9 shows current temperature
Degree evidence refreshes primary, key point trigger data each second, and primary close to the every triggering of switch 7, trigger data refreshes primary, temperature
For degree according to variable quantity, system maximum can acquire reaches 40min often, can show that the temperature data of 40 time intervals becomes on screen
Change, SD card 6 stores temperature data, key point trigger data and the temperature variation data of acquisition, and point 3 txt documents are protected
It deposits, buzzer 5 assists ring confirmation for TFT color touch screen 9, and after TFT color touch screen 9 is pressed, ring is primary.
It is worth noting that: whole device realizes control to it by button, since the matched equipment of button is common set
It is standby, belong to existing mature technology, details are not described herein its electrical connection and specific circuit structure.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of high-precision temperature data acquisition device, including temperature transmitter (1), it is characterised in that: temperature transmitter (1) is even
It is connected to analog acquisition card (2), analog acquisition card (2) is electrically connected by 232 serial ports and level protocol converter (3), electricity
Flat protocol converter (3) and STM32 single-chip microcontroller (4) are electrically connected, and STM32 single-chip microcontroller (4) is electrically connected with buzzer (5) and SD
Block (6), STM32 single-chip microcontroller (4) is electrically connected with NPN and turns PNP converter (8), and NPN turns PNP converter (8) and be electrically connected with to connect
Nearly switch (7), STM32 single-chip microcontroller (4) are electrically connected with TFT color touch screen (9), STM32 single-chip microcontroller (4) be electrically connected with by
Button, temperature transmitter (1) are arranged on rack (11), and rack (11) bottom is fixedly connected with rotating disc (18), rotating disc
(18) motor shaft of bottom and stepper motor (16) is rotatablely connected, and is provided with motor cover, motor cover on the outside of stepper motor (16)
Bottom is fixedly connected with the top of the piston rod of lifting cylinder (15), and lifting cylinder (15) bottom is provided with pneumatic control source
(13), pneumatic control source (13) bottom is provided with pedestal (12).
2. a kind of high-precision temperature data acquisition device according to claim 1, it is characterised in that: lifting cylinder (15) is outside
Side is provided with hollow placement pipe (14), and places and be fixedly connected at the top of pipe (14) bottom and pneumatic control source (13), goes up and down
Cylinder (15) is connected with pneumatic control source (13) by pipeline.
3. a kind of high-precision temperature data acquisition device according to claim 1, it is characterised in that: the two of rack (11)
The screw hole with fishbolt (17) rotation connection is provided on side plate, and one end of fishbolt (17) is bonded with elastic cushion.
4. a kind of high-precision temperature data acquisition device according to claim 1, it is characterised in that: STM32 single-chip microcontroller (4)
It is electrically connected with the power module of 12V, STM32 single-chip microcontroller (4) is electrically connected with stepper motor (16) and lifting cylinder (15).
5. a kind of high-precision temperature data acquisition device according to claim 1, it is characterised in that: pedestal (12) bottom four
Angle passes through connecting column and is connected with universal rolling wheel (19), and each universal rolling wheel (19) has locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920325975.XU CN209432308U (en) | 2019-03-14 | 2019-03-14 | A kind of high-precision temperature data acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920325975.XU CN209432308U (en) | 2019-03-14 | 2019-03-14 | A kind of high-precision temperature data acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209432308U true CN209432308U (en) | 2019-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920325975.XU Expired - Fee Related CN209432308U (en) | 2019-03-14 | 2019-03-14 | A kind of high-precision temperature data acquisition device |
Country Status (1)
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| CN (1) | CN209432308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113285717A (en) * | 2021-06-04 | 2021-08-20 | 合肥市华达半导体有限公司 | Multifunctional data acquisition device based on 12bit serial ADC |
-
2019
- 2019-03-14 CN CN201920325975.XU patent/CN209432308U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113285717A (en) * | 2021-06-04 | 2021-08-20 | 合肥市华达半导体有限公司 | Multifunctional data acquisition device based on 12bit serial ADC |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| 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: 20190924 Termination date: 20200314 |