CN203479433U - Pressure transmission controller - Google Patents
Pressure transmission controller Download PDFInfo
- Publication number
- CN203479433U CN203479433U CN201320613259.4U CN201320613259U CN203479433U CN 203479433 U CN203479433 U CN 203479433U CN 201320613259 U CN201320613259 U CN 201320613259U CN 203479433 U CN203479433 U CN 203479433U
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- China
- Prior art keywords
- embedded microprocessor
- circuit
- transmission controller
- pressure transmission
- sensor
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Abstract
The utility model discloses a pressure transmission controller which comprises a gauge head, a sensor and a sensor base. An embedded microprocessor is fastened in the gauge head. The surface of the gauge head is provided with an LED display screen, a manual adjusting button and an alarm, wherein the manual adjusting button is electrically connected with the input end of the embedded microprocessor through a press button adjusting circuit. The sensor is electrically connected with the input end of the embedded microprocessor through a signal processing circuit. The output end of the embedded microprocessor is respectively connected with a current signal output circuit and a relay switch output circuit. The embedded microprocessor is further connected with an upper computer through a communication module. The pressure transmission controller provided by the utility model is integrated with embedded type control technique and has the following functions: realizing real-time field display and standard output for pressure signals, realizing good man-machine interface operation and real-time control for the remote upper computer, simplifying actual operation of the operator, and improving intelligent degree of the product.
Description
Technical field
The utility model relates to surveying instrument technical field, is specifically related to a kind of pressure transmission controller.
Background technology
Pressure transmission controller refers to be output as the pressure inductor of standard signal, it integrates pressure survey demonstration, 4-20mA pressure inverting, three kinds of functions of Control, can be applied in various temperature <85 ℃, the gas of weak erosive, pressure testing and controlling.At present, its weak point of general pressure transmission controller is, intelligent degree is not high, cannot realize good man-machine interactive operation.
Utility model content
The purpose of this utility model is to overcome above shortcoming, and a kind of pressure transmission controller is provided.
The technical solution of the utility model is:
A kind of pressure transmission controller, comprise gauge outfit, sensor and sensor base, described sensor and described gauge outfit, sensor base are integrally welded, it is characterized in that, in described gauge outfit, be provided with an embedded microprocessor, described gauge outfit surface is provided with LED display, manually regulates and controls button, alarm, and described manual regulation and control button is electrically connected by button regulating circuit and described embedded microprocessor input end; Described sensor is electrically connected by signal processing circuit and described embedded microprocessor input end; The output terminal of described embedded microprocessor is connected with respectively current signal output circuit, relay switch output circuit; Described embedded microprocessor is also connected with a host computer by communication module, and described embedded microprocessor, button regulating circuit, signal processing circuit, current signal output circuit, relay switch output circuit and communication module be integrated being arranged on same circuit board all.
Further, described embedded microprocessor input end is also connected with a temperature inductor, and described temperature inductor is arranged in described sensor base.
Further, described signal processing circuit comprises signal amplifier connected in series successively and A/D change-over circuit.
Further, described current signal output circuit comprises successively D/A change-over circuit connected in series and V/I translation circuit.
Further, in described button regulating circuit, be provided with a regulator.
Further, in described gauge outfit, be filled with waterproof and sealing material, described waterproof and sealing material is polyurethane material.
Beneficial effect: embedded Control technology that pressure transmission controller that the utility model provides is integrated, realized pressure signal on-the-spot demonstration in real time, normalization output, and can realize good man-machine interface operation and the real-time monitoring of long-range host computer, simplified staff's practical operation, improved the measuring accuracy of product, with controller, carried out optimizing.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the external structure of the present embodiment;
Fig. 2 is the principle assumption diagram of the present embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment:
In conjunction with a kind of pressure transmission controller shown in Fig. 1, Fig. 2, comprise gauge outfit 13, sensor 1 and sensor base 14, its sensor 1 and gauge outfit 13, sensor base 14 are integrally welded, in its gauge outfit 13, be provided with an embedded microprocessor 2, its gauge outfit 13 surfaces are provided with LED display 3, manually regulate and control button 4, alarm 5, wherein:
Manually regulation and control button 4 is electrically connected by button regulating circuit 6 and embedded microprocessor 2 input ends;
The output terminal of embedded microprocessor 2 is connected with respectively current signal output circuit 8, relay switch output circuit 9;
Embedded microprocessor 2 is also connected with a host computer 10 by communication module 11;
Its embedded microprocessor 2, button regulating circuit 6, signal processing circuit 7, current signal output circuit 8, relay switch output circuit 9 and communication module 11 be integrated being arranged on same circuit board all, and this circuit board is arranged on gauge outfit 13 inside by fastening nuts.
In the present embodiment, embedded microprocessor 2 input ends are also connected with a temperature inductor 12, and this temperature inductor 12 is arranged in described sensor base 14,
In the present embodiment, signal processing circuit 7 comprises signal amplifier connected in series successively 71 and A/D change-over circuit 72.
In the present embodiment, current signal output circuit 8 comprises successively D/A change-over circuit 81 connected in series and V/I translation circuit 82.
In the present embodiment, button regulating circuit 6 is preferably provided with a regulator, and by this button regulating circuit, the parameter of 64 pairs of pressure variation controllers of manual regulation and control button on can manual adjustments gauge outfit 13 is reseted.
In the present embodiment, in its gauge outfit 13, be filled with waterproof and sealing material, for liquid such as anti-sealing, fogs, enter in gauge outfit 13, circuit board is caused to damage, guaranteed the normal operation that signal transmits, wherein, in the present embodiment, waterproof and sealing material preferably adopts polyurethane material.
Principle of work of the present utility model is as follows:
In use, pressure variation in industrial process acts directly on sensor front surface, in the utility model, sensor adopts dry type ceramic pressure sensor, it has compared with high overload ability and extremely strong antijamming capability, stability and the reliability of equipment application have been improved, its membrance electrode is converted to proportional voltage signal output by the variation of pressure, through signal amplifier, complete the amplification of voltage signal and conditioning, transfer to A/D change-over circuit, the voltage signal of its A/D change-over circuit to amplification and after nursing one's health carries out analog to digital conversion, and be directly delivered to the counting interface of embedded microprocessor, embedded microprocessor accurate frequency measurement changes, and convert thereof into the digital pressure signal corresponding with pressure and deposit internal storage location in, this digital pressure value shows after scale conversion, and with preset alarm value after the processing of reporting to the police, simultaneously, signal in embedded microprocessor is exported 4-20mA current value through the D/A change-over circuit output D/A voltage signal corresponding with pressure by V/I translation circuit, its host computer is connected with the two-way communication that embedded microprocessor carries out wire/wireless by communication module, thereby realize the Real-Time Monitoring to pressure signal, simplified staff's practical operation, improved the intelligent degree of product.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all any modifications of doing, be equal to replacement etc., within all should being included in protection domain of the present utility model in protection domain of the present utility model.
Claims (6)
1. a pressure transmission controller, comprise gauge outfit, sensor and sensor base, described sensor and described gauge outfit, sensor base are integrally welded, it is characterized in that, in described gauge outfit, be provided with an embedded microprocessor, described gauge outfit surface is provided with LED display, manually regulates and controls button, alarm, and described manual regulation and control button is electrically connected by button regulating circuit and described embedded microprocessor input end; Described sensor is electrically connected by signal processing circuit and described embedded microprocessor input end; The output terminal of described embedded microprocessor is connected with respectively current signal output circuit, relay switch output circuit; Described embedded microprocessor is also connected with a host computer by communication module, and described embedded microprocessor, button regulating circuit, signal processing circuit, current signal output circuit, relay switch output circuit and communication module be integrated being arranged on same circuit board all.
2. a kind of pressure transmission controller according to claim 1, is characterized in that, described embedded microprocessor input end is also connected with a temperature inductor, and described temperature inductor is arranged in described sensor base.
3. a kind of pressure transmission controller according to claim 1, is characterized in that, described signal processing circuit comprises signal amplifier connected in series successively and A/D change-over circuit.
4. a kind of pressure transmission controller according to claim 1, is characterized in that, described current signal output circuit comprises successively D/A change-over circuit connected in series and V/I translation circuit.
5. a kind of pressure transmission controller according to claim 1, is characterized in that, in described button regulating circuit, is provided with a regulator.
6. according to a kind of pressure transmission controller described in any one in claim 1-5, it is characterized in that, in described gauge outfit, be filled with waterproof and sealing material, described waterproof and sealing material is polyurethane material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320613259.4U CN203479433U (en) | 2013-09-29 | 2013-09-29 | Pressure transmission controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320613259.4U CN203479433U (en) | 2013-09-29 | 2013-09-29 | Pressure transmission controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203479433U true CN203479433U (en) | 2014-03-12 |
Family
ID=50227746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320613259.4U Expired - Fee Related CN203479433U (en) | 2013-09-29 | 2013-09-29 | Pressure transmission controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203479433U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527894A (en) * | 2015-12-11 | 2016-04-27 | 成都翰道科技有限公司 | Intelligent aerator control system based on composite logic gate drive circuit |
| CN109540379A (en) * | 2018-12-20 | 2019-03-29 | 安徽天康(集团)股份有限公司 | A kind of pressure gauge with function of failure alarm |
-
2013
- 2013-09-29 CN CN201320613259.4U patent/CN203479433U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527894A (en) * | 2015-12-11 | 2016-04-27 | 成都翰道科技有限公司 | Intelligent aerator control system based on composite logic gate drive circuit |
| CN109540379A (en) * | 2018-12-20 | 2019-03-29 | 安徽天康(集团)股份有限公司 | A kind of pressure gauge with function of failure alarm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140312 Termination date: 20190929 |