CN203799243U - Monitoring control device and monitoring control system provided with same - Google Patents
Monitoring control device and monitoring control system provided with same Download PDFInfo
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- CN203799243U CN203799243U CN201420154269.0U CN201420154269U CN203799243U CN 203799243 U CN203799243 U CN 203799243U CN 201420154269 U CN201420154269 U CN 201420154269U CN 203799243 U CN203799243 U CN 203799243U
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- control device
- relay
- output port
- monitoring control
- processing unit
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- 238000012544 monitoring process Methods 0.000 title abstract description 31
- 238000004519 manufacturing process Methods 0.000 claims abstract description 41
- 238000012545 processing Methods 0.000 claims description 37
- 230000005611 electricity Effects 0.000 claims description 5
- 230000005236 sound signal Effects 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 2
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 29
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 16
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 16
- 239000008186 active pharmaceutical agent Substances 0.000 description 14
- 239000005997 Calcium carbide Substances 0.000 description 10
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- 238000012550 audit Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
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Abstract
The utility model relates to the chemical equipment technical field and relates to a monitoring control device and a monitoring control system provided with the same. Relays are electrically connected between audio input ports and an audio output port of the monitoring control device; a central processor is used for controlling the startup and stop of the relays; the audio input ports are connected with monitoring equipment; and the audio output port is connected with a power amplifier. The monitoring control device is arranged in the monitoring control system; the central processor is connected with production equipment; and electrical signals between the production equipment and the relays are isolated from each other. The monitoring control device can realize mutual isolation of various sound lines before audio signals are inputted into the power amplifier; the monitoring control system can control the production equipment through the central processor, and can monitor the operation of the monitoring equipment, so that the operation frequency of an operator can be decreased; and the monitoring control system can realize multi-site operation and remote operation, and has a great practical value.
Description
Technical field
The utility model relates to technical field of chemical, relates in particular to a kind of interception control device and is provided with the monitoring control system of this device.
Background technology
The process of current industrial acetylene processed has a variety of, as methane cracking method, cracking process, calcium carbide process (dry method acetylene processed, wet method acetylene processed) etc.China adopts calcium carbide method acetylene production at present, and calcium carbide method acetylene production contacts classification and can be divided into water by calcium carbide: calcium carbide enters water (claim wet method processed acetylene not only) and water enters calcium carbide (but also claiming dry method acetylene processed).Wherein, calcium carbide wet method acetylene technology processed comparative maturity, no matter be all better than other modes from environmental protection, energy-conservation and safety coefficient, and reacted refuse can also carry out cycling and reutilization, creates extra economic benefit.Therefore, China's calcium carbide wet method acetylene modes processed that adopt at present more.
In calcium carbide wet method acetylene process processed, carry out the automatic control of production run by Distributed Control System (DCS) at present.Distributed Control System (DCS) (English full name Distributed Control System, be called for short DCS control system) be taking microprocessor as basis, adopt and control function and disperse, show in operation set, take into account point and the blind controller system of new generation of autonomous and the principle of design of synthesizing and coordinating.It is a multi-level computer system taking communication network as tie being made up of process control level and process monitoring level, combine the technology such as computing machine, communication, demonstration and control, its basic thought is decentralised control, centralized operation, differentiated control, flexible configuration, configuration convenience.
In order to ensure the safety at technique scene of calcium carbide wet method acetylene processed, enterprise's on-the-spot multi-section audiomonitor of laying of being everlasting, as explosion-proof audiomonitor etc.Many on-the-spot audiomonitors connect with power amplifier by audio switch respectively at present, then form a set of audio select system with audio amplifier.While carrying out activity in production at the scene, operator selects oneself to need the device channels of monitoring by manual operation audio switch, thereby realize, many, scene audiomonitor is carried out to snoop-operations.Therefore, operator prepares production run when operation carrying out acetylene, should, by DCS control system operation production run, again in order to monitor site safety, leave seat and go manual operation audio switch to control audio select system.And in the time of operating audio switch, operator can not well control DCS control system, affect the continuity of production run operation, and caused certain device security hidden danger.
In view of the defect of above-mentioned prior art, the utility model provides a kind of interception control device and has been provided with the monitoring control system of this device.
Utility model content
(1) technical matters that will solve
The technical problems to be solved in the utility model is to solve operator can not well accomplish produced on-site process to be carried out monitoring and controlling continuously, can carry out control operation flow process by controlling DCS control system again simultaneously, thereby affect the continuity of production run operation, and caused the problem of certain device security hidden danger.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of interception control device, comprise audio input port, audio output port and central processing unit, between described audio input port and described audio output port, Electricity Federation is connected to relay, described central processing unit is for controlling the keying of described relay, described audio input port is connected with audiomonitor, and described audio output port is connected with power amplifier.
Wherein, on described relay, be respectively equipped with the first switch and second switch, on described audio input port, be respectively equipped with first input end mouth and the second input port, on described audio output port, be respectively equipped with the first output port and the second output port, described first input end mouth, the first switch and the first output port electrically connect in turn, and described the second input port, second switch and the second output port electrically connect in turn.
Wherein, described relay is provided with reference mark, connects with relay in described reference mark.
Wherein, described central processing unit connects with described reference mark.
Wherein, the quantity of described relay is multiple, and multiple described relay parallel connections are between described audio input port and audio output port.
Wherein, described central processing unit is the central processing unit based on DCS control system.
Wherein, described relay is auxiliary reclay.
Wherein, described power amplifier is multichannel power amplifier.
Wherein, described power amplifier is also connected with audio amplifier.
The utility model also provides a kind of monitoring control system, comprises production equipment and interception control device as above, and described central processing unit connects with described production equipment, and the electric signal between described production equipment and relay is isolated from each other.
(3) beneficial effect
Technique scheme of the present utility model has following beneficial effect: between the audio input port of interception control device of the present utility model and audio output port, Electricity Federation is connected to relay, central processing unit is for the keying of pilot relay, audio input port is connected with audiomonitor, and audio output port is connected with power amplifier; Monitor in control system and be provided with this interception control device, its central processing unit connects with production equipment, and the electric signal between production equipment and relay is isolated from each other.This interception control device has just realized being isolated from each other of each acoustic connection before sound signal input power amplifier, this monitoring control system both can production control equipment by central processing unit, can control again audiomonitor operation, reduce operator's the operation frequency, and can realize and how operating and operated from a distance, have very large practical value.
Brief description of the drawings
Fig. 1 is the fundamental diagram of the interception control device of the utility model embodiment;
Fig. 2 is the control principle drawing of the relay of the utility model embodiment.
Wherein, K: relay; S1: the first switch; S2: second switch; DS: reference mark; A: the first output port; B: the second output port; C1: first input end mouth; C2: the second input port.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but can not be used for limiting scope of the present utility model.
In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more.Term " on ", orientation or the position relationship of the instruction such as D score, " left side ", " right side ", " interior ", " outward ", " front end ", " rear end ", " head ", " afterbody " be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, construct and operation with specific orientation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
As shown in Figure 1, between the audio input port of the interception control device described in the present embodiment and audio output port, Electricity Federation is connected to relay K, replace original audio switch by relay K, the multipole switch control having by relay K and state auto-switching function, make just to have realized being isolated from each other of each acoustic connection before sound signal input power amplifier, make the blocked operation of the acoustic connection of operating personnel to audiomonitor more simple and reliable; Central processing unit is for the keying of pilot relay K, central processing unit is preferably the central processing unit based on DCS control system, be applied in acetylene production flow process, make operating personnel can accomplish both produced on-site process to be carried out monitoring and controlling continuously, can carry out control operation flow process by controlling DCS control system again simultaneously, thereby avoid affecting the continuity of production run operation, and there is the problem of potential safety hazard in the equipment that effectively prevents; Audio input port is connected with audiomonitor, and audio output port is connected with power amplifier; Monitor in control system and be provided with this interception control device, its central processing unit connects with production equipment, and the electric signal between production equipment and relay K is isolated from each other.
In the present embodiment, relay K is auxiliary reclay, is respectively equipped with the first switch S 1 and second switch S2 in relay K, in the time of relay K power-off, preferably it is set to respectively to normally open; On audio input port, be respectively equipped with first input end mouth C1 and the second input port C2, on audio output port, be respectively equipped with the first output port A and the second output port B, first input end mouth C1, the first switch S 1 and the first output port A electrically connect in turn, the second input port C2, second switch S2 and the second output port B electrically connect in turn, and in parallel with the second output port B by the first output port A is a Speech input outlet line.Can lay at the scene many Speech input outlet lines, be used for monitoring on-the-spot diverse location.Speech input outlet line is by many audio input end parallel connections, voice signal unification is pooled to audio output output, thereby being isolated from each other of each the acoustic connection of realization before sound signal input power amplifier, so that make central processing unit more simple and easy to do to the switching controls of relay K.
As shown in Figure 2, according to on-the-spot actual needs, the relay K of the present embodiment is provided with reference mark DS, and reference mark DS connects with relay K, and the quantity of relay K is multiple, multiple relay K parallel connections; The two ends of relay K connect with power supply respectively, and central processing unit electrically connects by multiple reference mark DS and each relay K respectively, and the normality of each reference mark DS is off-state, are used for the break-make that pilot relay K connects with power supply.Central processing unit is put the open/close states of DS by switching controls, carry out the power on/off of pilot relay K, thereby realizes the switching to each acoustic connection.
In the present embodiment, reference mark DS is the English full name input/output of I/O(, Chinese input and output) point, be that central processing unit can switching the state of reference mark DS, make relay K energising or power-off, thus the switching of the open/close states of the first switch S 1 of pilot relay K and second switch S2.
In the present embodiment, preferably power amplifier is multichannel power amplifier, can realize surround sound, makes operating personnel more clear to the monitoring of execute-in-place, and sound effect is better; Power amplifier is also connected with audio amplifier, multiple audiomonitors, multiple relay K, power amplifier and audio amplifier are connected in turn, wherein relay K is controlled by reference mark DS by central processing unit, can form respectively many Speech input outlet lines, voice signal is inputted by audiomonitor, is exported by audio amplifier, and convenient operation personnel are the single acoustic connection control to this device respectively, be that operating personnel can as required, select monitoring or shielding to on-the-spot optional position; Wherein the quantity of audiomonitor can need to arrange according to scene, and in the present embodiment, the quantity of audiomonitor, according to the needs at acetylene production scene, is preferably 16.
The present embodiment also provides a kind of monitoring control system, support the use with the interception control device of the present embodiment, wherein, the central processing unit of interception control device connects with production equipment, also connect with relay K simultaneously, electric signal between production equipment and relay K is controlled by different I/O point and reference mark DS respectively in central processing unit, be isolated from each other, thereby make central processing unit both can carry out acetylene production work by production control equipment, the acoustic connection that can control again audiomonitor is switched, and two kinds of control modes do not clash each other, thereby effectively reduce operator's the operation frequency.
When the interception control device of the present embodiment is carried out in monitoring work, audiomonitor is arranged on to the on-the-spot optional position that needs monitoring, operating personnel are by controlling central processing unit, can control the keying of the reference mark DS in arbitrary relay K, control the first switch S 1 of this relay K and the keying of second switch S2, thereby the break-make of this acoustic connection is controlled.In the time that needs are monitored a certain acoustic connection, by central processing unit, the reference mark DS of the relay K in this acoustic connection is switched to closure state by off-state, the energising of the relay K in this acoustic connection is started working, now the first switch S 1 and the second switch S2 of the relay K in this acoustic connection switch to closure state by off-state automatically, this acoustic connection energising is opened, voice signal can be inputted from audiomonitor, export in power amplifier through relay K, then by emitting in the audio amplifier connecting with power amplifier; In the time that needs shield a certain acoustic connection, operating personnel assign instruction to central processing unit, make the reference mark DS of the relay K in this acoustic connection switch back off-state by closure state, the relay K power-off of this acoustic connection quits work, the first corresponding switch S 1 and second switch S2 are by the closure state off-state that automatically switches back, this acoustic connection is closed, and voice signal cannot input and output from this acoustic connection.
The monitoring control system of the present embodiment is in production work is carried out, operating personnel can carry out production control flow process by controlling the I/O point connecting with production equipment on central processing unit, simultaneously can be arranged on reference mark DS in interception control device and control by control the working condition of interception control device, make not to be isolated from each other between production work and on-site monitoring work, reduce unnecessary maloperation.In order not affect the normal control of central processing unit to production procedure, audit window can be placed on the optional position of the display frame of central processing unit simultaneously, so that operating personnel's operation, result of use is good.
It should be noted that, interception control device in the present embodiment includes but not limited to be applied in acetylene production flow process, also can be applied in other similar production procedure control system, can pass through central processing unit production control flow process as long as meet, and the production procedure control system that need to carry out AM automatic monitoring to scene can support the use.
In sum, between the audio input port of interception control device of the present utility model and audio output port, Electricity Federation is connected to relay K, and central processing unit is for the keying of pilot relay K, and audio input port is connected with audiomonitor, and audio output port is connected with power amplifier; Monitor in control system and be provided with this interception control device, its central processing unit connects with production equipment, and the electric signal between production equipment and relay K is isolated from each other.This interception control device has just realized being isolated from each other of each acoustic connection before sound signal input power amplifier, this monitoring control system both can production control equipment by central processing unit, can control again audiomonitor operation, reduce operator's the operation frequency, and can realize and how operating and operated from a distance, have very large practical value.
Embodiment of the present utility model provides for example with for the purpose of describing, and is not exhaustively or by the utility model to be limited to disclosed form.Many modifications and variations are apparent for the ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present utility model and practical application, thereby and makes those of ordinary skill in the art can understand the utility model design to be suitable for the various embodiment with various amendments of special-purpose.
Claims (10)
1. an interception control device, comprise audio input port and audio output port, it is characterized in that, also comprise central processing unit, between described audio input port and described audio output port, Electricity Federation is connected to relay (K), described central processing unit is used for controlling the keying of described relay (K), and described audio input port is connected with audiomonitor, and described audio output port is connected with power amplifier.
2. interception control device according to claim 1, it is characterized in that, on described relay (K), be respectively equipped with the first switch (S1) and second switch (S2), on described audio input port, be respectively equipped with first input end mouth (C1) and the second input port (C2), on described audio output port, be respectively equipped with the first output port (A) and the second output port (B), described first input end mouth (C1), the first switch (S1) and the first output port (A) electrically connect in turn, described the second input port (C2), second switch (S2) and the second output port (B) electrically connect in turn.
3. interception control device according to claim 1, is characterized in that, described relay (K) is provided with reference mark (DS), and described reference mark (DS) connects with relay (K).
4. interception control device according to claim 4, is characterized in that, described central processing unit connects with described reference mark (DS).
5. interception control device according to claim 5, is characterized in that, the quantity of described relay (K) is multiple, and multiple described relays (K) parallel connection is between described audio input port and audio output port.
6. interception control device according to claim 1, is characterized in that, described central processing unit is the central processing unit based on DCS control system.
7. interception control device according to claim 1, is characterized in that, described relay (K) is auxiliary reclay.
8. interception control device according to claim 1, is characterized in that, described power amplifier is multichannel power amplifier.
9. interception control device according to claim 1, is characterized in that, described power amplifier is also connected with audio amplifier.
10. monitor control system for one kind, comprise production equipment, it is characterized in that, also comprise the interception control device as described in claim 1-9 any one, described central processing unit connects with described production equipment, and the electric signal between described production equipment and relay (K) is isolated from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420154269.0U CN203799243U (en) | 2014-04-01 | 2014-04-01 | Monitoring control device and monitoring control system provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420154269.0U CN203799243U (en) | 2014-04-01 | 2014-04-01 | Monitoring control device and monitoring control system provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203799243U true CN203799243U (en) | 2014-08-27 |
Family
ID=51381444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420154269.0U Expired - Lifetime CN203799243U (en) | 2014-04-01 | 2014-04-01 | Monitoring control device and monitoring control system provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203799243U (en) |
-
2014
- 2014-04-01 CN CN201420154269.0U patent/CN203799243U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140827 |