CN203211820U - Oil pressure monitoring device for oil storage tank of oil pool of combustion furnace for cut tobacco drying - Google Patents
Oil pressure monitoring device for oil storage tank of oil pool of combustion furnace for cut tobacco drying Download PDFInfo
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- CN203211820U CN203211820U CN 201320150513 CN201320150513U CN203211820U CN 203211820 U CN203211820 U CN 203211820U CN 201320150513 CN201320150513 CN 201320150513 CN 201320150513 U CN201320150513 U CN 201320150513U CN 203211820 U CN203211820 U CN 203211820U
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- storage tank
- control setup
- differential pressure
- combustion furnace
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Abstract
The utility model discloses an oil pressure monitoring device for an oil storage tank of an oil pool of a combustion furnace for cut tobacco drying. The oil pressure monitoring device comprises an oil level detector, a differential pressure transmitter (23), a control device (24) and an alarming device; the differential pressure transmitter (23) and a hydraulic sensor (22) respectively send oil pressure signals to the control device; when the control device (24) judges that the oil pressure signals/signal from the differential pressure transmitter (23) and/or the hydraulic sensor (22) are/is abnormal, the control device (24) sends an alarming signal to the alarming device, and the alarming device receives the alarming signal and gives an alarm. According to the oil pressure monitoring device for the oil storage tank of the oil pool of the combustion furnace for cut tobacco drying, the oil level detector and the differential pressure transmitter are arranged for detecting oil pressure, and due to adoption of the redundant dual detection devices, a more accurate prewarning signal is provided for detection on high oil level and low oil level, so that more accurate detection is achieved; and the oil pressure monitoring device also plays a very important role in reducing the leakage accident rate of the oil pool of the combustion furnace for cut tobacco drying in the cigarette flow.
Description
Technical field
The utility model relates to the tobacco equipment technical field, relates in particular to a kind of oil pressure monitoring device that dries by the fire a petrol storage tank of combustion furnace oil sump.
Background technology
At present, oil sump is a kind of device that diesel oil is provided for baking silk combustion furnace, and combustion furnace produces the technology hot blast by burning diesel oil, thereby reaches the effect of oven dry pipe tobacco.As shown in Figure 1, oil sump is partly become by petrol storage tank 1, oil level detection device 2, delivery valve 3, delivery line 4, oil spilling pipeline 5 and 6 groups of emergency oil ponds etc.
The oil sump normal workflow: when detecting low oil level (300mm), monitored picture ejects " low oil level " and reports to the police, and delivery valve 3 is opened; Control person phones power houses in the workshop, proposes the oiling request; Power houses are opened oil pump and are refueled; When reaching high oil level (700mm), monitored picture ejects " high oil level " and reports to the police, and delivery valve 3 is closed; Control person phones power houses in the workshop, reminds to refuel and finishes; Oil pump is closed in power houses, stops to refuel.
At present, what oil level detection device 2 adopted generally is U-shaped pipe communication with detection device, as showing carrier, by the analog quantity detector that links to each other analog quantity is transported to PLC with ball-type machinery chi simultaneously, and PLC treatment of simulated amount signal is converted to level height.But when the reliability of oil level detection device 2 is not high, owing to during various operational failure, measuring ability was lost efficacy, middle control personnel and power houses can't obtain high or low oil level information, cause power houses constantly to carry diesel oil or light oil; When oil level exceeded the oil spilling position, diesel oil will spill into emergency oil pond 6 from oil spilling pipeline 5, causes diesel oil leakage accident etc. strange phenomena.For example, one day, night shift found when footman maintainer patrols and examines emergency oil pond that oil level surpasses 2 meters, judged the oil sump leakage accident that takes place.Salvage measuring and calculating, the diesel oil that leaks out from oil sump has 2.4T approximately, causes direct economic loss to cross ten thousand yuan afterwards.
Therefore, the oil pressure monitoring device that needs a kind of petrol storage tank of novel baking silk combustion furnace oil sump.
Summary of the invention
In view of this, a technical matters to be solved in the utility model provides a kind of oil pressure monitoring device that dries by the fire a petrol storage tank of combustion furnace oil sump, and the detection oil pressure of oil level detection device and differential pressure transmitter is set.
A kind of oil pressure monitoring device that dries by the fire a petrol storage tank of combustion furnace oil sump comprises: oil level detection device, differential pressure transmitter 23, control setup 24 and warning device; Described oil level detection device comprises: " U " type pipe 21 that communicates with the petrol storage tank bottom and the hydraulic pressure transducer 22 that is arranged on described U-shaped pipe bottom; Described differential pressure transmitter 23 is arranged on the bottom of petrol storage tank; Described differential pressure transmitter 23 is electrically connected with described control setup 24 respectively with described hydraulic pressure transducer 22, and described pressure difference transmitter 23 and described hydraulic pressure transducer 22 send fuel injection pressure signal to described control setup respectively; Judging fuel injection pressure signal from described differential pressure transmitter 23 and/or described hydraulic pressure transducer 22 when described control setup 24 occurs when unusual, described control setup 24 sends alerting signal to described warning device, described warning device receives described alerting signal, reports to the police.
According to an embodiment of the present utility model, further, described control setup 24 comprises display unit; Wherein, judge fuel injection pressure signal from described differential pressure transmitter 23 and/or described hydraulic pressure transducer 22 when described control setup 24 and display alarm information on described display unit occurs when unusual.
According to an embodiment of the present utility model, further, described warning device is alarm lamp or annunciator.
According to an embodiment of the present utility model, further, the material of described " U " type pipe 21 is organism glass or plastics.
According to an embodiment of the present utility model, further, there is scale graduation on the surface of described " U " type pipe 21.
The oil pressure monitoring device of the petrol storage tank of baking silk combustion furnace oil sump of the present utility model, the detection oil pressure of oil level detection device and differential pressure transmitter is set, by adopting redundant two detecting devices, detection to high oil level provides more accurate early warning signal, feasible detection is more accurate, and baking silk combustion furnace oil sump leakage incident rates has played important effect in the cigarette flow process to reducing.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below simply introduces, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the scheme drawing of baking silk combustion furnace oil sump of the prior art;
Fig. 2 is the scheme drawing according to an embodiment of the oil pressure monitoring device of the petrol storage tank of baking silk combustion furnace oil sump of the present utility model.
The specific embodiment
With reference to the accompanying drawings the utility model is described more fully, exemplary embodiment of the present utility model wherein is described.Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.Carry out many-sided description below in conjunction with figure and the technical solution of the utility model of embodiment.
Fig. 2 is the scheme drawing according to an embodiment of the oil pressure monitoring device of the petrol storage tank of baking silk combustion furnace oil sump of the present utility model.As shown in Figure 2, the oil pressure monitoring device of the petrol storage tank of baking silk combustion furnace oil sump comprises: oil level detection device, differential pressure transmitter 23, control setup 24 and warning device (not drawing in the drawings).
The oil level detection device comprises: " U " type pipe 21 that communicates with the petrol storage tank bottom and the hydraulic pressure transducer 22 that is arranged on U-shaped pipe bottom.
Differential pressure transmitter is novel transmitter, is used for preventing that ducted medium from directly entering in the transmitter, couples together by the capillary tub of filling with fluid between pressure-sensitive diaphragm and the transmitter.Differential pressure transmitter is liquid level, flow and the pressure that novel transmitter is used for measuring liquid, gas or steam, is converted into the output of 4～20mA DC signal then.
Hydraulic pressure transducer is a kind of pressure sensor the most commonly used in the industrial practice, and it is widely used in various industrial automatic control environment, is used for measuring the pressure of liquid.
Judge fuel injection pressure signal from differential pressure transmitter 23 and/or hydraulic pressure transducer 22 when control setup 24 and occur when unusual that control setup 24 sends alerting signal to warning device, warning device receives alerting signal, reports to the police.
According to one embodiment of present invention, control setup 24 can be PLC, micro controller system, single board computer (SBC) etc.
According to one embodiment of present invention, judge that when control setup 24 the petrol storage tank oil pressure is low excessively, reach oil level and cross when hanging down that control delivery valve 3 is opened.When control setup 24 judges that the petrol storage tank oil pressure are too high, and oil level is when too high, and control delivery valve 3 is closed.Control delivery valve 3 also can be opened or close by artificial mode.
According to an embodiment of the present utility model, control setup 24 comprises display unit.Judge fuel injection pressure signal from differential pressure transmitter 23 and/or hydraulic pressure transducer 22 when control setup 24 and display alarm information on display unit occurs when unusual.For example, when appearance is unusual, on display unit, can eject warning window.
The oil pressure monitoring device of the petrol storage tank of baking silk combustion furnace oil sump of the present utility model can reduce combustion furnace oil sump leakage incident rates, and in the oil sump liquid level detected, the double check protection had been done in demonstration to the oil sump oil level.When wherein any one the road detecting when unusual, report to the police, and can close delivery valve, prevent oil spill accident effectively.
According to an embodiment of the present utility model, warning device is alarm lamp or annunciator, can adopt type of alarms such as sound, light, voice.Also alarm can be sent to long distance control system, after long distance control system receives alarm, eject or the display alarm page or interface, remind operator or operating personal to have abnormal condition to take place.
The material of " U " type pipe 21 is organism glass or plastics.There is scale graduation on the surface of " U " type pipe 21, can see the oil level in the petrol storage tank intuitively." U " type pipe 21 needs devices such as supported mechanical dial plate sometimes, and the material of " U " type pipe 21 can be metal materials such as corrosion-resistant steel.
The oil pressure monitoring device of the petrol storage tank of baking silk combustion furnace oil sump of the present utility model, by adopting redundant two detecting devices, for the detection of high oil level provides more accurate early warning signal, feasible detection is more accurate, baking silk combustion furnace oil sump leakage incident rates has played important effect in the cigarette flow process to reducing, oil pressure monitoring device at the petrol storage tank of the baking silk combustion furnace oil sump that has used utility model, the oil sump oil level shows fully accurately, high oil level alerting signal is timely and effective, in this device useful life, the oil sump leakage accident does not take place one time.
Description of the present utility model provides for example with for the purpose of describing, and is not exhaustively or with the utility model to be limited to disclosed form.Many modifications and variations are obvious 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 various embodiment that have various modifications that the utility model design is suitable for special-purpose.
Claims (5)
1. an oil pressure monitoring device that dries by the fire a petrol storage tank of combustion furnace oil sump is characterized in that, comprising:
Oil level detection device, differential pressure transmitter (23), control setup (24) and warning device;
Described oil level detection device comprises: " U " type pipe (21) that communicates with the petrol storage tank bottom and the hydraulic pressure transducer (22) that is arranged on described " U " type pipe (21) bottom;
Described differential pressure transmitter (23) is arranged on the bottom of petrol storage tank;
Described differential pressure transmitter (23) is electrically connected with described control setup (24) respectively with described hydraulic pressure transducer (22), and described pressure difference transmitter (23) and described hydraulic pressure transducer (22) send fuel injection pressure signal to described control setup respectively;
Judging fuel injection pressure signal from described differential pressure transmitter (23) and/or described hydraulic pressure transducer (22) when described control setup (24) occurs when unusual, described control setup (24) sends alerting signal to described warning device, described warning device receives described alerting signal, reports to the police.
2. device as claimed in claim 1 is characterized in that:
Described control setup (24) comprises display unit;
Wherein, judge fuel injection pressure signal from described differential pressure transmitter (23) and/or described hydraulic pressure transducer (22) when described control setup (24) and described display unit display alarm information occurs when unusual.
3. device as claimed in claim 2 is characterized in that:
Described warning device is alarm lamp or annunciator.
4. device as claimed in claim 3 is characterized in that:
The material of described " U " type pipe (21) is organism glass or plastics.
5. device as claimed in claim 4 is characterized in that:
There is scale graduation on the surface of described " U " type pipe (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320150513 CN203211820U (en) | 2013-03-29 | 2013-03-29 | Oil pressure monitoring device for oil storage tank of oil pool of combustion furnace for cut tobacco drying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320150513 CN203211820U (en) | 2013-03-29 | 2013-03-29 | Oil pressure monitoring device for oil storage tank of oil pool of combustion furnace for cut tobacco drying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203211820U true CN203211820U (en) | 2013-09-25 |
Family
ID=49201376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320150513 Expired - Fee Related CN203211820U (en) | 2013-03-29 | 2013-03-29 | Oil pressure monitoring device for oil storage tank of oil pool of combustion furnace for cut tobacco drying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203211820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104340556A (en) * | 2014-10-29 | 2015-02-11 | 中国石油集团西部钻探工程有限公司 | Liquid level measuring device for liquid storage measuring tank |
-
2013
- 2013-03-29 CN CN 201320150513 patent/CN203211820U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104340556A (en) * | 2014-10-29 | 2015-02-11 | 中国石油集团西部钻探工程有限公司 | Liquid level measuring device for liquid storage measuring tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130925 |