CN206813731U - A kind of aqueous ammonium nitrate solution stores anti-overtemperature safety protection control system - Google Patents
A kind of aqueous ammonium nitrate solution stores anti-overtemperature safety protection control system Download PDFInfo
- Publication number
- CN206813731U CN206813731U CN201720312392.4U CN201720312392U CN206813731U CN 206813731 U CN206813731 U CN 206813731U CN 201720312392 U CN201720312392 U CN 201720312392U CN 206813731 U CN206813731 U CN 206813731U
- Authority
- CN
- China
- Prior art keywords
- ammonium nitrate
- aqueous ammonium
- nitrate solution
- holding vessel
- plc
- 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.)
- Active
Links
Landscapes
- Control Of Non-Electrical Variables (AREA)
Abstract
The utility model provides a kind of aqueous ammonium nitrate solution and stores anti-overtemperature safety protection control system, including aqueous ammonium nitrate solution holding vessel, PLC and audible-visual annunciator；Aqueous ammonium nitrate solution holding vessel is internally provided with the temperature sensor of several laid out in parallel；Also include being used for the water inlet pipe to supply water into aqueous ammonium nitrate solution holding vessel, the operated pneumatic valve being electrically connected with PLC is installed on water inlet pipe；When the liquid aqueous ammonium nitrate solution temperature inside temperature sensor detects aqueous ammonium nitrate solution holding vessel exceedes safety value, feed back signal to PLC, PLC simultaneous transmission control signal opens the operated pneumatic valve on water inlet pipe, supply water and cool into aqueous ammonium nitrate solution holding vessel, this structure design reliability is high, improving Control Room personnel in traditional mode can only be monitored by thermometric instrument, ingredients personnel's manual unlocking water intaking valve is notified to carry out cooling processing with internal anti-explosion telephone, need the manually operated situation of the two close cooperation, significantly improve security performance.
Description
[technical field]
The utility model is related to aqueous ammonium nitrate solution storage facilities technical field, more particularly to a kind of control accuracy it is high,
The aqueous ammonium nitrate solution that security performance is excellent, reliability is high stores anti-overtemperature safety protection control system.
[background technology]
In Emulsion Explosive Production technique, aqueous ammonium nitrate solution is main aqueous phase preparation raw material, but existing ammonium nitrate
Water-soluble liquid storage tank mainly carries out temperature control using steam and mechanical agitation oar mode.When occur aqueous ammonium nitrate solution basin because
Situations such as being mixed into mechanical admixture or incompatible chemical substance for maloperation, aqueous ammonium nitrate solution safety and stability is significantly
Reduce, temperature is heated easily to be decomposed, and plus the space that basin is relatively closed, heat, which gathers, to be not easy to distribute, and may cause burning or quick-fried
Fried accident.Therefore if aqueous ammonium nitrate solution exceedes safe technology scope in production process, production monitoring room operator is logical first
After excess temperature instrument monitoring is found, carried out with internal anti-explosion telephone notice field mix personnel's manual unlocking inlet valve at cooling
Reason；Field mix is notified by internal anti-explosion telephone after temperature control is in the range of safe technology, then by Control Room operator
Personnel's manual-lock inlet valve.
The shortcomings that prior art is：Aqueous ammonium nitrate solution temperature exceedes Safe production technology control range, and promptly cooling is handled
Process is swift in response, if either party grasps, it is necessary to Control Room operator and field mix person's both sides' close cooperation operation
Slip up, potential safety hazard will be produced, be unfavorable for keeping the safety in production；There is no an audible-visual annunciator, during aqueous ammonium nitrate solution temperature over-range
If Control Room operator has found not in time, not adopt right measures in time, equally exist potential safety hazard.
Based on this, how could effectively the security performance of raising equipment, those skilled in the art have been carried out largely
Research and development and experiment, and achieve preferable achievement.
[utility model content]
To overcome the problems of prior art, it is excellent that the utility model provides a kind of control accuracy height, security performance
The aqueous ammonium nitrate solution good, reliability is high stores anti-overtemperature safety protection control system.
The scheme that the utility model solves technical problem is to provide a kind of anti-overtemperature safeguard protection of aqueous ammonium nitrate solution storage
Control system, including aqueous ammonium nitrate solution holding vessel, PLC and the audible-visual annunciator being electrically connected with PLC；
The temperature sensor of several laid out in parallel, the plurality of temperature sensor are internally provided with the aqueous ammonium nitrate solution holding vessel
It is electrically connected with PLC；Also include being used for the water inlet pipe that is supplied water into aqueous ammonium nitrate solution holding vessel, on the water inlet pipe
It is installed on the operated pneumatic valve being electrically connected with PLC；When temperature sensor is detected inside aqueous ammonium nitrate solution holding vessel
Liquid aqueous ammonium nitrate solution temperature when exceeding safety value, feed back signal to PLC, the control of PLC simultaneous transmission
Signal opens the operated pneumatic valve on water inlet pipe, cooling of being supplied water into aqueous ammonium nitrate solution holding vessel.
Preferably, it is connected with relay between the PLC and operated pneumatic valve.
Preferably, the aqueous ammonium nitrate solution holding vessel is internally provided with is electrically connected with, for stirring nitre with PLC
The agitator of solution in sour aqueous ammonium holding vessel.
Preferably, it is connected with turn between the temperature sensor and PLC for temperature signal to be converted into electricity
The signal adapter of signal, the electric signal amplifier for signal value to be amplified, rectifier filter, follower and for by mould
Intend the analog-digital converter that signal changes into data signal.
Preferably, the multiple temperature sensor from top to bottom successively spaced set in aqueous ammonium nitrate solution holding vessel
On wall.
Preferably, the thermometric instrument of displays temperature value is provided with the outside of the aqueous ammonium nitrate solution holding vessel.
Preferably, it is additionally provided with inside the aqueous ammonium nitrate solution holding vessel for impurity degree is detected in tank drawing
Graceful probe.
Preferably, the touching display screen for showing relevant information is provided with outside the aqueous ammonium nitrate solution holding vessel.
Compared with prior art, a kind of aqueous ammonium nitrate solution of the utility model is stored anti-overtemperature safety protection control system and led to
Cross outside aqueous ammonium nitrate solution holding vessel set with PLC be electrically connected with audible-visual annunciator, and by water inlet pipe to
Supply water and cool in aqueous ammonium nitrate solution holding vessel, the temperature sensor set inside aqueous ammonium nitrate solution holding vessel can be right in time
Aqueous ammonium nitrate solution in tank carries out temperature detection and feedback, avoids the occurrence of the situation that temperature exceedes safety value, it is unnecessary to bring
Loss, this structure design reliability is high, and the Control Room personnel in traditional mode that improve can only be monitored by thermometric instrument, with interior
Portion's anti-explosion telephone notifies ingredients personnel's manual unlocking water intaking valve cool processing, it is necessary to the manually operated feelings of the two close cooperation
Condition, significantly improve security performance.
[brief description of the drawings]
Fig. 1 is the stereoscopic-state knot that a kind of aqueous ammonium nitrate solution of the utility model stores anti-overtemperature safety protection control system
Structure schematic diagram.
[embodiment]
To make the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with drawings and Examples,
The utility model is further elaborated.It should be appreciated that specific embodiment described herein is used only for explaining this
Utility model, it is not used to limit this utility model.
Include referring to Fig. 1, a kind of aqueous ammonium nitrate solution of the utility model stores anti-overtemperature safety protection control system 1
Aqueous ammonium nitrate solution holding vessel 11, PLC 13 and the audible-visual annunciator being electrically connected with PLC 13；Described
Aqueous ammonium nitrate solution holding vessel 11 is internally provided with the temperature sensor 111 of several laid out in parallel, the plurality of temperature sensor
111 are electrically connected with PLC 13；Also include being used for the water inlet pipe 113 to supply water into aqueous ammonium nitrate solution holding vessel 11, institute
State the operated pneumatic valve 15 for being installed on water inlet pipe 113 and being electrically connected with PLC 13；When temperature sensor 111 detects nitre
When liquid aqueous ammonium nitrate solution temperature inside sour aqueous ammonium holding vessel 11 exceedes safety value, PLC controllers are fed back signal to
13, the simultaneous transmission control signal of PLC 13 opens the operated pneumatic valve 15 on water inlet pipe 113, is stored to aqueous ammonium nitrate solution
Supply water and cool in tank 11.
By setting the audible-visual annunciator being electrically connected with PLC 13 outside aqueous ammonium nitrate solution holding vessel 11,
And cooling of being supplied water by water inlet pipe 113 into aqueous ammonium nitrate solution holding vessel 11, the inside of aqueous ammonium nitrate solution holding vessel 11 are set
Temperature sensor 111 temperature detection and feedback can be carried out to the aqueous ammonium nitrate solution in tank in time, avoid the occurrence of temperature and surpass
The situation of safety value is crossed, brings unnecessary loss, this structure design reliability is high, improves Control Room personnel in traditional mode
It can only be monitored by thermometric instrument, notify ingredients personnel's manual unlocking water intaking valve to carry out cooling processing with internal anti-explosion telephone, needed
The manually operated situation of the two close cooperation is wanted, significantly improves security performance.
The utility model is not related to the improvement to software.
Preferably, it is connected with relay between the PLC 13 and operated pneumatic valve 15.
Preferably, the aqueous ammonium nitrate solution holding vessel 11 is internally provided with is electrically connected with, for stirring with PLC 13
Mix the agitator of solution in aqueous ammonium nitrate solution holding vessel 11.The setting of agitator causes in aqueous ammonium nitrate solution holding vessel 11
Liquid aqueous ammonium nitrate solution is more uniform.Temperature detection is more accurate.
Preferably, it is connected with turn between the temperature sensor 111 and PLC 13 for temperature signal to be changed
For the signal adapter of electric signal, the electric signal amplifier for signal value to be amplified, rectifier filter, follower and it is used for
Analog signal is changed into the analog-digital converter of data signal.
Preferably, spaced set stores the multiple temperature sensor 111 in aqueous ammonium nitrate solution successively from top to bottom
On the inwall of tank 11.Reliable design.
Preferably, the outside of aqueous ammonium nitrate solution holding vessel 11 is provided with the thermometric instrument of displays temperature value.
Preferably, it is additionally provided with inside the aqueous ammonium nitrate solution holding vessel 11 for being detected to impurity degree in tank
Raman probe.The setting of Raman probe can effectively, clearly show the concentration of the inside impurity of aqueous ammonium nitrate solution holding vessel 11,
It is convenient for security management and control.
Preferably, it is provided with outside the aqueous ammonium nitrate solution holding vessel 11 for showing that the touch-control of relevant information is shown
Screen.
The design is preferably resolved in Emulsion Explosive Production technique, anti-overtemperature in aqueous ammonium nitrate solution ammonium storage process
Electric automatization problem, system can be handled in cooling automatically, it is not necessary to manual operation, when temperature control is in the safety of default
It is automatic to close operated pneumatic valve 15 during processing range.The control program of PLC 13 has been compiled by trapezoid figure language in advance
Journey designs, and the control relay of PLC 13 opens the operated pneumatic valve 15 of water inlet pipe 113, while starts audible-visual annunciator and carry
Awake site operation people pays attention to, automatic to close operated pneumatic valve 15 after temperature control is in the range of system set point temperature.
The design may also be used for automatically adjusting storage in addition to it can protect the anti-overtemperature of aqueous ammonium nitrate solution with electric automatization
The concentration of aqueous ammonium nitrate solution, widely used in tank.Automaticity is higher, detection real-time to temperature data, transmission, processing,
Realize that anti-overtemperature processing procedure is full-automatic.And Essential Safety higher level, handled using electric automatization, without artificial behaviour
Make, reduce human error, acousto-optic warning reminding, Essential Safety level greatly improves.
Compared with prior art, a kind of aqueous ammonium nitrate solution of the utility model is stored anti-overtemperature safety protection control system and led to
The audible-visual annunciator for setting outside aqueous ammonium nitrate solution holding vessel 11 and being electrically connected with PLC 13 is crossed, and passes through water inlet
Pipe 113 supplies water cooling into aqueous ammonium nitrate solution holding vessel 11, the TEMP that the inside of aqueous ammonium nitrate solution holding vessel 11 is set
Device 111 can carry out temperature detection and feedback to the aqueous ammonium nitrate solution in tank in time, avoid the occurrence of temperature more than safety value
Situation, unnecessary loss is brought, this structure design reliability is high, and the Control Room personnel in traditional mode that improve can only pass through temperature
Instrument monitoring is spent, notifies ingredients personnel's manual unlocking water intaking valve cool processing, it is necessary to which the two is close with internal anti-explosion telephone
Manually operated situation is cooperateed with, significantly improves security performance.
Above-described the utility model embodiment, does not form the restriction to scope of protection of the utility model.It is any
Made within spirit of the present utility model and principle modifications, equivalent substitutions and improvements etc., should be included in the utility model
Claims within.
Claims (8)
1. a kind of aqueous ammonium nitrate solution stores anti-overtemperature safety protection control system, it is characterised in that：Including aqueous ammonium nitrate solution
Holding vessel, PLC and the audible-visual annunciator being electrically connected with PLC；In the aqueous ammonium nitrate solution holding vessel
The temperature sensor of several laid out in parallel is internally provided with, the plurality of temperature sensor is electrically connected with PLC；Also wrap
The water inlet pipe for being supplied water into aqueous ammonium nitrate solution holding vessel is included, is installed on the water inlet pipe and electrically connects with PLC
The operated pneumatic valve connect；When temperature sensor detects that the liquid aqueous ammonium nitrate solution temperature inside aqueous ammonium nitrate solution holding vessel surpasses
When crossing safety value, PLC is fed back signal to, PLC simultaneous transmission control signal opens the pneumatic operated valve on water inlet pipe
Door, cooling of being supplied water into aqueous ammonium nitrate solution holding vessel.
2. a kind of aqueous ammonium nitrate solution as claimed in claim 1 stores anti-overtemperature safety protection control system, it is characterised in that：
Relay is connected between the PLC and operated pneumatic valve.
3. a kind of aqueous ammonium nitrate solution as claimed in claim 1 stores anti-overtemperature safety protection control system, it is characterised in that：
The aqueous ammonium nitrate solution holding vessel, which is internally provided with, to be electrically connected with PLC, for stirring aqueous ammonium nitrate solution storage
The agitator of solution in tank.
4. a kind of aqueous ammonium nitrate solution as described in any one claim in claims 1 to 3 is stored anti-overtemperature and protected safely
Protect control system, it is characterised in that：It is connected with turn between the temperature sensor and PLC for temperature signal to be turned
It is changed to signal adapter, the electric signal amplifier for signal value to be amplified, rectifier filter, follower and the use of electric signal
In the analog-digital converter that analog signal is changed into data signal.
5. a kind of aqueous ammonium nitrate solution as claimed in claim 1 stores anti-overtemperature safety protection control system, it is characterised in that：
Spaced set stores on top tank structure the multiple temperature sensor in aqueous ammonium nitrate solution successively from top to bottom.
6. a kind of aqueous ammonium nitrate solution as described in claim 1 or 5 stores anti-overtemperature safety protection control system, its feature exists
In：The thermometric instrument of displays temperature value is provided with the outside of the aqueous ammonium nitrate solution holding vessel.
7. a kind of aqueous ammonium nitrate solution as claimed in claim 1 stores anti-overtemperature safety protection control system, it is characterised in that：
It is additionally provided with inside the aqueous ammonium nitrate solution holding vessel for impurity degree is detected in tank Raman probe.
8. a kind of aqueous ammonium nitrate solution as claimed in claim 1 stores anti-overtemperature safety protection control system, it is characterised in that：
The touching display screen for showing relevant information is provided with outside the aqueous ammonium nitrate solution holding vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720312392.4U CN206813731U (en) | 2017-03-28 | 2017-03-28 | A kind of aqueous ammonium nitrate solution stores anti-overtemperature safety protection control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720312392.4U CN206813731U (en) | 2017-03-28 | 2017-03-28 | A kind of aqueous ammonium nitrate solution stores anti-overtemperature safety protection control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206813731U true CN206813731U (en) | 2017-12-29 |
Family
ID=60751978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720312392.4U Active CN206813731U (en) | 2017-03-28 | 2017-03-28 | A kind of aqueous ammonium nitrate solution stores anti-overtemperature safety protection control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206813731U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113845081A (en) * | 2021-10-25 | 2021-12-28 | 广东宏大民爆集团有限公司 | Ammonium nitrate aqueous solution unloading system |
-
2017
- 2017-03-28 CN CN201720312392.4U patent/CN206813731U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113845081A (en) * | 2021-10-25 | 2021-12-28 | 广东宏大民爆集团有限公司 | Ammonium nitrate aqueous solution unloading system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106323855B (en) | Automation control oxygen/corrosion device and method in high-temperature lead bismuth melt | |
| CN206813731U (en) | A kind of aqueous ammonium nitrate solution stores anti-overtemperature safety protection control system | |
| CN104147662A (en) | Intelligent control device for transfusion | |
| CN205820071U (en) | A kind of chemical storage tank | |
| CN207688101U (en) | A kind of thermal power unit boiler wall temperature of heated surface real-time system for monitoring and pre-warning | |
| CN208312641U (en) | Safety device for electric appliance and cabinet air conditioner and tower fan applying same | |
| CN207357157U (en) | A kind of drug response kettle for automatically adjusting pH value | |
| CN204092728U (en) | Transfusion dripping intelligent controlling device | |
| CN109187906A (en) | A kind of water quality detecting device and detection method of Industrial Boiler | |
| CN203869780U (en) | Safety alarm system for polyurethane curing agent production | |
| CN204038256U (en) | The liquid composite oil phase of full automatic control emulsion stores and emptying equipment | |
| CN205594389U (en) | Automatic change equipment intelligent control case | |
| CN206002949U (en) | A kind of intelligent plant work attendance automatic control system | |
| CN106121620B (en) | Oil/gas well sulphur removal and residual acid solution processing unit and operating method | |
| CN108510714A (en) | A kind of remote-controlled fuel gas alarm | |
| CN107174776A (en) | A kind of fire hydrant Intelligent fire-fighting operates system for prompting | |
| CN205760790U (en) | A kind of chemical industry measurement mixing plant of safe and intelligent | |
| CN211847145U (en) | Automatic chlorine dioxide generator | |
| CN206223762U (en) | A kind of Portable formaldehyde detection instrument | |
| CN209399344U (en) | A kind of boiler negative pressure displaying alarm | |
| CN203745443U (en) | Equipment heat fault smell online monitoring device | |
| CN209028779U (en) | A kind of automatic combustible gas alarm device | |
| CN104083089A (en) | Energy-saving and environment-friendly water dispenser control system | |
| CN205677435U (en) | A kind of cabin temperature monitoring and warning and control device | |
| CN205995417U (en) | Ozone decomposed system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |