CN204534137U - A kind of medical oxygen evacuation system monitoring device - Google Patents
A kind of medical oxygen evacuation system monitoring device Download PDFInfo
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- CN204534137U CN204534137U CN201520079701.9U CN201520079701U CN204534137U CN 204534137 U CN204534137 U CN 204534137U CN 201520079701 U CN201520079701 U CN 201520079701U CN 204534137 U CN204534137 U CN 204534137U
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Abstract
The utility model discloses a kind of medical oxygen evacuation system monitoring device, comprise oxygen container, vaporizer, cylinder manifold fills pipe, gas pipeline, fixed point monitoring device, alarm, monitoring PC and processor, oxygen container, vaporizer and cylinder manifold are filled pipe and are communicated with by gas pipeline, cylinder manifold fills pipe and is provided with and multiplely fills mouth, cylinder manifold fills the joint of pipe and gas pipeline and fills and be provided with cylinder manifold between mouth and fill switching valve, fill mouth and cylinder manifold to fill between switching valve and be connected with an evacuator, fixed point monitoring device is located at cylinder manifold and is filled on pipe and evacuator, fixed point monitoring device, monitoring PC and alarm are electrically connected with processor respectively.The utility model, for the medical oxygen charging device with medical oxygen evacuation system, can monitor the execution of evacuation, guarantees that medical oxygen evacuation system really plays effect.
Description
Technical field
The utility model relates to a kind of gas filling auxiliary device, and more particularly, it relates to a kind of medical oxygen evacuation system monitoring device.
Background technique
Existing medical oxygen charging device does not generally arrange evacuation system, fill oxygen complete and close after cylinder manifold fills switching valve, oxygen can be remained in pipeline, elevated pressures is needed owing to filling gas, if valve closing is not tight, high pressure residue gas cognition leaks, the oxygen of high-purity high pressure like this has extremely strong combustion-supporting property, therefore great potential safety hazard can be caused, will burn once run into naked light, the serious accidents such as blast, so, residual gas after filling oxygen in pipeline should be directed to safety zone and emptying in time, the potential safety hazard at Oxygen charging scene can be eliminated like this, guarantee production safety.Publication number is that the utility model patent of CN202756902U discloses a kind of marsh gas purifying compressed filling device on February 27th, 2013, it comprises: moisture trap, the desulfurizing tower be connected by pipeline with moisture trap, what be connected by pipeline with desulfurizing tower is High-pressure Marsh Gas compressor, the high-pressure gas-liquid separator be connected respectively by pipeline with High-pressure Marsh Gas compressor and molecular sieve high pressure exsiccator, described high-pressure gas-liquid separator is connected with carbon dioxide steel cylinder by pipeline, and described molecular sieve high pressure exsiccator is connected with gas cylinder by pipeline.The marsh gas purifying compressed filling device that the utility model provides, reasonable in design, easy to operate, effectively can complete the dehydration of biogas, desulfurization, decarburization and compressed tanks process of assembling, the biogas purity obtained can reach more than 95%, applied widely, application prospect is good, has good economic benefit and social benefit.But this device also lacks evacuation system, also there is the problem that residual gas in pipeline cannot be emptying in time.For eliminating above-mentioned potential safety hazard, the medical oxygen evacuation system that had enterprise to design and develop, can after Oxygen charging residual gas in timely emptying pipe, but under this system is played effectiveness and must be based upon in strict accordance with working specification prerequisite, if do not carry out evacuation in strict accordance with working specification when filling, medical oxygen evacuation system still performs practically no function, therefore be necessary to carry out necessary monitoring to medical oxygen evacuation system, to carry out keeping under strict supervision close inspection to the standardized operation that medical oxygen fills complete procedure.
Model utility content
The Oxygen charging device of existing configuration evacuation system lacks monitoring evacuation system with or without the detection device enabled, be difficult to guarantee that medical oxygen evacuation system really plays effect, for overcoming this defect, the utility model provides one can warn make a comment or criticism operation lack of standardization or misoperation, and the whether complete execution of automatic monitoring Oxygen charging process and meet the medical oxygen evacuation system monitoring device of specification.
The technical solution of the utility model is: a kind of medical oxygen evacuation system monitoring device, comprise oxygen container, vaporizer, cylinder manifold fills pipe, gas pipeline, fixed point monitoring device, alarm monitoring PC and processor, oxygen container, vaporizer and cylinder manifold are filled pipe and are communicated with by gas pipeline, cylinder manifold fills pipe and is provided with and multiplely fills mouth, cylinder manifold fills the joint of pipe and gas pipeline and fills and be provided with cylinder manifold between mouth and fill switching valve, fill mouth and cylinder manifold to fill between switching valve and be connected with an evacuator, fixed point monitoring device is located at cylinder manifold and is filled on pipe and evacuator, fixed point monitoring device and alarm are electrically connected with processor respectively.Oxygen container is the air supply source of Oxygen charging device, when filling oxygen, cylinder manifold fills switching valve and opens, oxygen exports from oxygen container, through vaporizer, gas pipeline is delivered to cylinder manifold and is filled pipe, oxygen cylinder is connected on to fill on mouth and fills, after filling, after closedown cylinder manifold fills switching valve and fills the valve on mouth, cylinder manifold fill switching valve after cylinder manifold fill the pipeline that pipe becomes closed, due to when filling, gas pipeline, cylinder manifold fills pipe and is communicated with oxygen cylinder and the oxygen being full of uniform pressure, therefore oxygen cylinder remove and cylinder manifold fill switching valve close after, cylinder manifold fills in pipe still can store up and stays oxygen, by described evacuator, these residual oxygen can be found time, thus eliminate safe hidden trouble.After filling oxygen, fixed point monitoring device can fill pipe to cylinder manifold and evacuator carries out signal sampling, if cylinder manifold fills residual gas in pipe and is not discharged, evacuator does not have startup work sign yet, after the Signal transmissions that fixed point monitoring device sends to processor, processor will send alarm command to alarm, prompting employee avoids omitting necessary operating procedure, display alarm record and the execute-in-place processing information during reporting to the police on monitoring PC simultaneously, the displaying contents of monitoring PC is delivered in the work computer of all levels of management personnel by Local Area Network, be convenient to administrative staff and grasp situation in real time, understand workmanship and the working attitude of employee, counter-measure is targetedly formulated for strengthening field management.
As preferably, described evacuator comprises blow-down pipe, to find time pipeline, to find time outer skirt and compensator, blow-down pipe is provided with in line mouth, blow-down pipe is connected by atmospheric valve with pipeline enclosure of finding time, find time the joint of pipeline and connecting tube between evacuation valve and atmospheric valve, pipeline of finding time is filled pipe with cylinder manifold and is communicated with by connecting tube, find time outer skirt one end with to find time pipeline communication, compensator is connected to the outer skirt the other end of finding time, find time to be provided with evacuation valve between the joint of pipeline and connecting tube and the joint of find time outer skirt and pipeline of finding time, described fixed point monitoring device comprises cylinder manifold and fills pipe pressure monitor, fill performance monitor and emptying manipulation monitor, cylinder manifold fills pipe pressure monitor and is located at find time pipeline and connecting tube joint and fill between mouth, fill performance monitor to be located at cylinder manifold and to fill on switching valve, emptying manipulation monitor is located on atmospheric valve, cylinder manifold fills pipe pressure monitor, fill the input end that performance monitor and emptying manipulation monitor are connected electrically in processor, alarm is connected electrically in the output terminal of processor.Blow-down pipe is set and pipeline of finding time can be the residual gas that cylinder manifold fills in pipe and provides exhaust passage, cylinder manifold can be filled pipe and be communicated with air by blow-down pipe, residual oxygen can be discharged into the atmosphere by line mouth under differential pressure action, the residual oxygen that cylinder manifold fills in pipe reduces fast, by step-down, be diluted to level of security, but cannot thoroughly remove, when evacuation valve is opened, the residual gas that cylinder manifold fills trace in pipe can be dredged in compensator, thus the residual gas filled in pipe drains by cylinder manifold.After filling, cylinder manifold fills switching valve and cuts off follow-up source of the gas, atmospheric valve is not yet opened, now cylinder manifold fills pipe pressure monitor monitors and fills the interior pressure in addition of pipe to cylinder manifold, will send corresponding signal, alarm equipment alarm to processor, after atmospheric valve is opened, residual gas is emptying gradually, until cylinder manifold fill pipe pressure monitor monitors drop in safety range to residual gas air pressure time, report to the police just can stop.Fill performance monitor and emptying manipulation monitor to monitor cylinder manifold respectively and fill switching valve and atmospheric valve with or without being switched, the implementation of conditions of committed step after supervision Oxygen charging.
As preferably, compensator is also connected with vacuum pump.Vacuum pump can reduce the interior pressure of compensator, and the interior pressure of compensator is lower, the voltage dividing ability that just can produce, and raising residual gas is found time effect.
As preferably, it is pressure transducer that cylinder manifold fills pipe pressure monitor.Carry out cylinder manifold with pressure transducer by the detection cylinder manifold atmospheric pressure value filled in pipe and fill the judgement whether having residual gas in pipe, monitoring precision is high.
As preferably, filling performance monitor is position limit switch.Cylinder manifold produces the change of valve location after filling the valve transfer of switching valve, can monitor by position limit switch the serviceability that cylinder manifold fills switching valve intuitively and accurately.
The beneficial effects of the utility model are:
Supplement production manages, and strengthens the safety protection to medical oxygen charging device.The utility model, for the medical oxygen charging device with medical oxygen evacuation system, can monitor the execution of evacuation, guarantees that medical oxygen evacuation system really plays effect, thus strengthens the safety protection to medical oxygen charging device.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
In figure, 1-oxygen container, 2-vaporizer, 3-cylinder manifold fills pipe, 4-gas pipeline, and 5-cylinder manifold fills switching valve, 6-finds time pipeline, 7-evacuation valve, and 8-finds time outer skirt, 9-compensator, 10-connecting tube, 11-vacuum pump, 12-blow-down pipe, 13-atmospheric valve, 14-cylinder manifold fills pipe pressure monitor, 15-alarm, 16-processor, 17-monitors PC.
Embodiment
Below in conjunction with accompanying drawing specific embodiment, the utility model is described in further detail.
Embodiment:
As shown in Figure 1, a kind of medical oxygen evacuation system monitoring device, comprise oxygen container 1, vaporizer 2, cylinder manifold fills pipe 3, gas pipeline 4, fixed point monitoring device, alarm 15 and processor 16, oxygen container 1, vaporizer 2, cylinder manifold is filled pipe 3 and is communicated with by gas pipeline 4, cylinder manifold fills pipe 3 and is provided with and multiplely fills mouth, cylinder manifold fills the joint of pipe 3 and gas pipeline 4 and fills and be provided with cylinder manifold between mouth and fill switching valve 5, fill mouth and cylinder manifold to fill between switching valve 5 and be connected with an evacuator, fixed point monitoring device is located at cylinder manifold and is filled on pipe 3 and evacuator.Described evacuator comprises pipeline 6 of finding time, find time outer skirt 8 and compensator 9, and compensator 9 is also connected with vacuum pump 11.Pipeline 6 of finding time is filled pipe 3 with cylinder manifold and is communicated with by connecting tube 10, outer skirt 8 one end of finding time is communicated with pipeline 6 of finding time, compensator 9 is connected to outer skirt 8 the other end of finding time, and is provided with evacuation valve 7 between the joint of find time pipeline 6 and connecting tube 10 and the joint of find time outer skirt 8 and pipeline 6 of finding time.Described evacuator also comprises blow-down pipe 12, and blow-down pipe 12 is provided with in line mouth, blow-down pipe 12 with find time to be connected by atmospheric valve 13 between pipeline 6, the joint of find time pipeline 6 and connecting tube 10 is between evacuation valve 7 and atmospheric valve 13.Described fixed point monitoring device comprises cylinder manifold and fills pipe pressure monitor 14 and fill performance monitor, cylinder manifold fills pipe pressure monitor 14 and is located at find time pipeline 6 and connecting tube 10 joint and fill between mouth, fill performance monitor to be located at cylinder manifold and to fill on switching valve 5, cylinder manifold fills pipe pressure monitor 14, fills the input end that performance monitor is connected electrically in processor 16, and alarm 15 is connected electrically in the output terminal of processor.Cylinder manifold fills pipe pressure monitor 14 for pressure transducer, when atmospheric pressure value is greater than 3kgf/cm
2time, cylinder manifold fills pipe pressure monitor 14 and can be triggered.Filling performance monitor is position limit switch, when the handle that cylinder manifold fills switching valve 5 is pulled to closed condition, fills performance monitor and is triggered.Atmospheric valve 13 also arranges one stroke switch, and processor 16 output terminal connects again a monitoring PC17.
When filling oxygen, open cylinder manifold and fill switching valve 5, oxygen exports from oxygen container 1, through vaporizer 2, gas pipeline 4 is delivered to cylinder manifold and is filled pipe 3, oxygen cylinder is connected on to fill on mouth and fills, after filling, close the valve that cylinder manifold fills switching valve 5 and fills on mouth, open atmospheric valve 13, and evacuation valve 7 keeps cutting out, residual oxygen is discharged into the atmosphere by line mouth, cylinder manifold fills the residual gas of in pipe 3 by step-down, be diluted to level of security, then atmospheric valve 13 is closed, open evacuation valve 7, because compensator 9 is vacuumized by vacuum pump 11, form negative pressure, therefore remaining minimal residue gas can be dredged fast in compensator 9.The condition of processor output alarm signal is that cylinder manifold fills pipe pressure monitor 14 and fills performance monitor and is triggered simultaneously, if cylinder manifold fills pipe pressure monitor 14 and detects that cylinder manifold fills intraductal atmospheric pressure higher than setting value and fills performance monitor and detect that cylinder manifold fills switching valve 5 when being in closed condition, alarm 15 is reported to the police, alert also needs to carry out evacuation, only open atmospheric valve 13, residual gas is by after emptying, cylinder manifold fills after pipe pressure monitor 14 do not detect the air pressure exceeding setting value, alarm 15 is reported to the police stop alarm just now.Cylinder manifold fills switching valve 5, each switching of atmospheric valve 13 all detects respectively by respective position limit switch, and generation use record is presented at and monitors on PC17 automatically, can be production management and provides immediate data.
Claims (5)
1. a medical oxygen evacuation system monitoring device, it is characterized in that comprising oxygen container (1), vaporizer (2) cylinder manifold fills pipe (3), gas pipeline (4), fixed point monitoring device, alarm, monitoring PC and processor, oxygen container (1), vaporizer (2) and cylinder manifold are filled pipe (3) and are communicated with by gas pipeline (4), cylinder manifold fills pipe (3) and is provided with and multiplely fills mouth, cylinder manifold fills the joint of pipe (3) and gas pipeline (4) and fills and be provided with cylinder manifold between mouth and fill switching valve (5), cylinder manifold fills the joint of pipe (3) and gas pipeline (4) and cylinder manifold and fills between switching valve (5) and be connected with an evacuator, fixed point monitoring device is located at cylinder manifold and is filled on pipe (3) and evacuator, fixed point monitoring device, monitoring PC and alarm are electrically connected with processor respectively.
2. medical oxygen evacuation system monitoring device according to claim 1, it is characterized in that described evacuator comprises blow-down pipe (12), to find time pipeline (6), to find time outer skirt (8) and compensator (9), blow-down pipe (12) is provided with in line mouth, be connected by atmospheric valve (13) between blow-down pipe (12) with pipeline of finding time (6), the find time joint of pipeline (6) and connecting tube (10) is positioned between evacuation valve (7) and atmospheric valve (13), find time pipeline (6) and cylinder manifold is filled and manages (3) and be communicated with by connecting tube (10), outer skirt (8) one end of finding time is communicated with pipeline of finding time (6), compensator (9) is connected to outer skirt (8) the other end of finding time, find time to be provided with evacuation valve (7) between the joint of pipeline (6) and connecting tube (10) and the joint of find time outer skirt (8) and pipeline of finding time (6), described fixed point monitoring device comprises cylinder manifold and fills pipe pressure monitor, fill performance monitor and emptying manipulation monitor, cylinder manifold fills pipe pressure monitor and is located at pipeline of finding time (6) and connecting tube (10) joint and fills between mouth, fill performance monitor to be located at cylinder manifold and to fill on switching valve (5), emptying manipulation monitor is located on atmospheric valve (13), cylinder manifold fills pipe pressure monitor, fill the input end that performance monitor and emptying manipulation monitor are connected electrically in processor, alarm is connected electrically in the output terminal of processor.
3. medical oxygen evacuation system monitoring device according to claim 2, is characterized in that compensator (9) is also connected with vacuum pump (11).
4. the medical oxygen evacuation system monitoring device according to Claims 2 or 3, it is characterized in that cylinder manifold fills pipe pressure monitor is pressure transducer.
5. the medical oxygen evacuation system monitoring device according to Claims 2 or 3, is characterized in that filling performance monitor and emptying manipulation monitor is position limit switch.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520079701.9U CN204534137U (en) | 2015-02-05 | 2015-02-05 | A kind of medical oxygen evacuation system monitoring device |
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| CN201520079701.9U CN204534137U (en) | 2015-02-05 | 2015-02-05 | A kind of medical oxygen evacuation system monitoring device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106742890A (en) * | 2017-01-10 | 2017-05-31 | 苏州苏净保护气氛有限公司 | The safety monitoring system and its control method of a kind of device for recovering oil and gas |
| CN108687574A (en) * | 2018-05-31 | 2018-10-23 | 苏州金宏气体股份有限公司 | A kind of high-purity gas steel cylinder treatment process |
| CN114278860A (en) * | 2022-01-18 | 2022-04-05 | 天津市长龙宏业燃气设备有限公司 | Control method and filling system for filling leakage-proof liquefied gas cylinder |
-
2015
- 2015-02-05 CN CN201520079701.9U patent/CN204534137U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106742890A (en) * | 2017-01-10 | 2017-05-31 | 苏州苏净保护气氛有限公司 | The safety monitoring system and its control method of a kind of device for recovering oil and gas |
| CN106742890B (en) * | 2017-01-10 | 2018-08-10 | 苏州苏净保护气氛有限公司 | A kind of safety monitoring system and its control method of device for recovering oil and gas |
| CN108687574A (en) * | 2018-05-31 | 2018-10-23 | 苏州金宏气体股份有限公司 | A kind of high-purity gas steel cylinder treatment process |
| CN108687574B (en) * | 2018-05-31 | 2020-12-08 | 苏州金宏气体股份有限公司 | High-purity gas steel cylinder treatment process |
| CN114278860A (en) * | 2022-01-18 | 2022-04-05 | 天津市长龙宏业燃气设备有限公司 | Control method and filling system for filling leakage-proof liquefied gas cylinder |
| CN114278860B (en) * | 2022-01-18 | 2023-10-13 | 天津市长龙宏业燃气设备有限公司 | Control method capable of preventing leakage of liquefied gas cylinder and filling system |
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