CN210268961U - Temperature current converter capable of being calibrated on line - Google Patents
Temperature current converter capable of being calibrated on line Download PDFInfo
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- CN210268961U CN210268961U CN201921064674.2U CN201921064674U CN210268961U CN 210268961 U CN210268961 U CN 210268961U CN 201921064674 U CN201921064674 U CN 201921064674U CN 210268961 U CN210268961 U CN 210268961U
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Abstract
The utility model discloses a temperature current converter that can proofread on line, including on-line converter and remote display, the inside of on-line converter is equipped with online switching system, online switching system includes thermocouple, current detection amplifier, current calibration module, first signal processing module, first wireless transceiver module, first antenna and first ampere meter, and wherein, the thermocouple passes through the wire and sets up in the outside of on-line converter, first ampere meter fixed mounting in the front of on-line converter. The utility model relates to a rational in infrastructure, it can be through on-line converter and inside on-line conversion system, has realized the online proofreading of temperature current conversion to through remote display and inside remote display system, realized the function of the remote display proofreading of temperature current conversion, provide very big convenience for the proofreading work of temperature current conversion.
Description
Technical Field
The utility model relates to a temperature-detecting equipment technical field specifically is a temperature current converter that can proofread on line.
Background
The temperature is one of the most basic and important control parameters in the production process, and is related to the establishment of production conditions, the yield, the quality and the efficiency of products, the service life and the safety of production equipment and the like, the temperature is an expression parameter of the cold and hot degree of an object, generally used temperature detection devices detect the temperature to be detected through sensors, and the detection value is read on a display screen or a display instrument on the temperature detection device.
Regarding temperature current converter, it uses in many technical fields, but the temperature current converter of the online proofreading does not possess the function of remote display proofreading at present, under the environment of more special technical requirement and detection, the remote display proofreading function can provide very big convenience for the proofreading work of temperature current conversion, just so, we provide a temperature current converter that can proofread on line.
SUMMERY OF THE UTILITY MODEL
One) technical problem to be solved
The utility model aims at providing a temperature current converter that can proofread on line in order to compensate the not enough of prior art.
II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a temperature current converter capable of being calibrated online comprises an online converter and a remote display, wherein an online conversion system is arranged in the online converter and comprises a thermocouple, a current detection amplifier, a current calibration module, a first signal processing module, a first wireless transceiving module, a first antenna and a first ammeter, wherein the thermocouple is arranged outside the online converter through a lead, and the first ammeter is fixedly arranged on the front surface of the online converter;
the thermocouple is electrically connected with the current detection amplifier, the current detection amplifier is electrically connected with the current calibration module, the current calibration module is in signal connection with the first signal processing module, and the first signal processing module is in signal connection with the first wireless transceiver module; the first wireless transceiver module is electrically connected with the first antenna, and the current calibration module is electrically connected with the first ammeter;
a remote display system is arranged in the remote display and comprises a second antenna, a second wireless transceiver module, a second signal processing module, a current calibration simulator and a second ammeter, wherein the second ammeter is fixedly arranged on the front surface of the remote display;
the second antenna is electrically connected with a second wireless transceiver module, the second wireless transceiver module is in signal connection with a second signal processing module, the second signal processing module is in signal connection with a current calibration simulator, and the current calibration simulator is electrically connected with a second ammeter;
and the online conversion system and the remote display system are in signal connection through the first antenna and the second antenna.
Furthermore, the thermocouple is a WRN-187 probe type K thermocouple.
Further, the current detection amplifier is composed of an AD597 thermocouple amplification module and a MAX4080SASA current module.
Furthermore, the first ammeter and the second ammeter are both 85C1 pointer type direct current ammeters, and the measuring range of the meter heads is 50 microamperes.
Further, the number of the second ammeters is at least four.
III) beneficial effects
Compared with the prior art, the temperature-current converter capable of being calibrated on line has the following beneficial effects:
firstly, the method comprises the following steps: the utility model discloses an online converter and inside online conversion system thereof have realized the online proofreading of temperature current conversion to through remote display and inside remote display system, realized the function of the remote display proofreading of temperature current conversion, provide very big convenience for the proofreading work of temperature current conversion.
Secondly, the method comprises the following steps: the utility model discloses a proofreading when the second ampere meter of a plurality of quantity of design can accomplish multichannel electric current, detection achievement, further perfects the temperature current converter's of online proofreading in this technique functional and practicality.
Drawings
FIG. 1 is a circuit diagram of a temperature-current converter that can be calibrated on-line according to the present invention;
FIG. 2 is a schematic structural diagram of an on-line converter according to the present invention;
fig. 3 is a schematic structural diagram of the remote display of the present invention.
In the figure: 1. an online converter; 101. a thermocouple; 102. a current sense amplifier; 103. a current calibration module; 104. a first signal processing module; 105. a first wireless transceiving module; 106. a first antenna; 107. a first ammeter; 2. a remote display; 201. a second antenna; 202. a second wireless transceiver module; 203. a second signal processing module; 204. a current calibration simulator; 205. and a second ammeter.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a technical solution: a temperature current converter capable of being calibrated online comprises an online converter 1 and a remote display 2, wherein an online conversion system is arranged inside the online converter 1, the online conversion system comprises a thermocouple 101, a current detection amplifier 102, a current calibration module 103, a first signal processing module 104, a first wireless transceiver module 105, a first antenna 106 and a first ammeter 107, wherein the thermocouple 101 is arranged outside the online converter 1 through a lead, and the first ammeter 107 is fixedly arranged on the front side of the online converter 1;
the thermocouple 101 is electrically connected with the current detection amplifier 102, the current detection amplifier 102 is electrically connected with the current calibration module 103, the current calibration module 103 is in signal connection with the first signal processing module 104, and the first signal processing module 104 is in signal connection with the first wireless transceiving module 105; the first wireless transceiver module 105 is electrically connected with the first antenna 106, and the current calibration and calibration module 103 is electrically connected with the first ammeter 107;
a remote display system is arranged in the remote display 2, and the remote display system comprises a second antenna 201, a second wireless transceiver module 202, a second signal processing module 203, a current calibration simulator 204 and a second ammeter 205, wherein the second ammeter 205 is fixedly mounted on the front surface of the remote display 2;
the second antenna 201 is electrically connected with the second wireless transceiver module 202, the second wireless transceiver module 202 is in signal connection with the second signal processing module 203, the second signal processing module 203 is in signal connection with the current calibration simulator 204, and the current calibration simulator 204 is electrically connected with the second ammeter 205;
the on-line conversion system and the remote display system are in signal connection through the first antenna 106 and the second antenna 201.
Furthermore, the thermocouple 101 is a WRN-187 probe type K thermocouple. The WRN-187 probe type K-type thermocouple has the advantages of good linearity, larger thermoelectromotive force, high sensitivity, better stability and uniformity, strong oxidation resistance, low price and the like, and is beneficial to the stability of the function of the temperature current converter in the technology.
Further, the current detection amplifier 102 is composed of an AD597 thermocouple amplification module and a MAX4080SASA current module. The AD597 thermocouple amplification module has high applicability and low cost, the MAX4080SASA current module has small static working current, high precision and stable operation, and the excellent electrical performance of the current detection amplifier 102 can be achieved by the matching use of the MAX4080SASA current module and the MAX4080SASA current module.
Furthermore, the first ammeter 107 and the second ammeter 205 both adopt 85C1 pointer type direct current ammeters, and the measuring range of the meter heads is 50 microamperes. The 85C1 pointer type DC ammeter with a meter head of 50 microamperes has small static working current, and can further reduce the working load of the current detection amplifier 102 and prolong the service life of the current detection amplifier.
Further, the number of the second ammeters 205 is at least four. Through the second ammeters 205 with a plurality of numbers designed in the scheme, the display function of the multi-path current parameters of the remote display 2 can be realized, the simultaneous checking and detection work of the multi-path current can be completed, and the functionality and the practicability of the temperature-current converter for on-line checking in the technology are further improved.
The working principle is as follows: the thermocouple 101 converts the temperature change into a thermal electromotive force to form a weak current signal, the weak current signal is amplified by the current detection amplifier 102, a current value corresponding to a numerical value is generated by the current calibration module 103, the current value is displayed by the first ammeter 107, the online calibration function of the temperature-current converter can be realized, the first signal processing module 104 collects the current value output by the current calibration module 103 to generate a digital signal and sends the digital signal to the first wireless transceiver module 105, the first wireless transceiver module 105 generates the digital signal from the first signal processing module 104 into an analog signal, the analog signal is transmitted to the second antenna 201 through the first antenna 106, the second wireless transceiver module 202 sends the analog signal from the second antenna 201 to the second signal processing module 203, and the second signal processing module 203 converts the analog signal into a digital signal and supplies the digital signal to the current calibration simulator 204, finally, the current calibration simulator 204 simulates a current value identical to that of the first ammeter 107 and displays the current value by the second ammeter 205, so as to achieve the function of remote display and calibration of the temperature-current converter.
It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An online proofreading temperature-current converter comprising an online converter (1) and a remote display (2), characterized in that: an online conversion system is arranged in the online converter (1), and comprises a thermocouple (101), a current detection amplifier (102), a current calibration module (103), a first signal processing module (104), a first wireless transceiving module (105), a first antenna (106) and a first ammeter (107), wherein the thermocouple (101) is arranged outside the online converter (1) through a lead, and the first ammeter (107) is fixedly arranged on the front surface of the online converter (1);
the thermocouple (101) is electrically connected with a current detection amplifier (102), the current detection amplifier (102) is electrically connected with a current calibration module (103), the current calibration module (103) is in signal connection with a first signal processing module (104), and the first signal processing module (104) is in signal connection with a first wireless transceiver module (105); the first wireless transceiver module (105) is electrically connected with a first antenna (106), and the current calibration module (103) is electrically connected with a first ammeter (107);
a remote display system is arranged in the remote display (2), and comprises a second antenna (201), a second wireless transceiver module (202), a second signal processing module (203), a current calibration simulator (204) and a second ammeter (205), wherein the second ammeter (205) is fixedly arranged on the front surface of the remote display (2);
the second antenna (201) is electrically connected with a second wireless transceiver module (202), the second wireless transceiver module (202) is in signal connection with a second signal processing module (203), the second signal processing module (203) is in signal connection with a current calibration simulator (204), and the current calibration simulator (204) is electrically connected with a second ammeter (205);
the online conversion system and the remote display system are in signal connection through a first antenna (106) and a second antenna (201).
2. An on-line checkable temperature to current converter as claimed in claim 1, wherein: the thermocouple (101) is a WRN-187 probe type K thermocouple.
3. An on-line checkable temperature to current converter as claimed in claim 1, wherein: the current detection amplifier (102) consists of an AD597 thermocouple amplification module and a MAX4080SASA current module.
4. An on-line checkable temperature to current converter as claimed in claim 1, wherein: the first ammeter (107) and the second ammeter (205) are both 85C1 pointer type direct current ammeters, and the measuring range of the meter heads is 50 microamperes.
5. An on-line checkable temperature to current converter as claimed in claim 1, wherein: the number of the second ammeters (205) is at least four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921064674.2U CN210268961U (en) | 2019-07-09 | 2019-07-09 | Temperature current converter capable of being calibrated on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921064674.2U CN210268961U (en) | 2019-07-09 | 2019-07-09 | Temperature current converter capable of being calibrated on line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210268961U true CN210268961U (en) | 2020-04-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921064674.2U Expired - Fee Related CN210268961U (en) | 2019-07-09 | 2019-07-09 | Temperature current converter capable of being calibrated on line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210268961U (en) |
-
2019
- 2019-07-09 CN CN201921064674.2U patent/CN210268961U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20200407 Termination date: 20210709 |
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| CF01 | Termination of patent right due to non-payment of annual fee |