CN105869360B - A kind of oil drum low liquid level warning device - Google Patents
A kind of oil drum low liquid level warning device Download PDFInfo
- Publication number
- CN105869360B CN105869360B CN201610370111.0A CN201610370111A CN105869360B CN 105869360 B CN105869360 B CN 105869360B CN 201610370111 A CN201610370111 A CN 201610370111A CN 105869360 B CN105869360 B CN 105869360B
- Authority
- CN
- China
- Prior art keywords
- warning device
- liquid level
- smooth bore
- probe
- air bag
- 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.)
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- 239000007788 liquid Substances 0.000 title claims abstract description 35
- 239000000523 sample Substances 0.000 claims abstract description 49
- 230000001939 inductive effect Effects 0.000 claims abstract description 39
- 239000000725 suspension Substances 0.000 claims abstract description 34
- 239000003129 oil well Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 12
- 239000002699 waste material Substances 0.000 description 6
- 238000005188 flotation Methods 0.000 description 3
- 235000015927 pasta Nutrition 0.000 description 3
- 239000002775 capsule Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
- G01F23/68—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means
Abstract
The invention discloses a kind of oil drum low liquid level warning device, including suspension air bag, counterweight, warning device, inductive switch, probe, suspension air bag is the vertical elliposoidal of long side, counterweight is arranged on the bottom of suspension air bag, counterweight is provided centrally with smooth bore, and suspension air bag bottom is provided with smooth bore opening, and probe is arranged in smooth bore, the smooth bore aperture position of smooth bore bottom is provided with plug, and inductive switch is provided with the top of smooth bore.The present invention is simple in construction, durable, by setting suspension air bag, counterweight, enable devices to vertical float on liquid level, when liquid level drops to bottom, probe can move closer to inductive switch and finally trigger inductive switch, timely send alarm signal, realize the early warning of low liquid level, easy to use, detection is accurate.
Description
Technical field
The present invention relates to technology of instrument and meter field, more particularly to a kind of oil drum low liquid level warning device.
Background technology
In industrial processes, it is often necessary to the liquid level in container is detected, particularly transformer station's regular maintenance mistake
Cheng Zhong, it is often necessary to which repairing is carried out to transformer.Oil need to be evacuated to during repairing in transformer from oil drum using oil pump.Transformer
Very high is required to oil in running, it is impossible to impurity be present, to ensure that the impurity of oil drum bottom is not drawn into transformer,
In repairing, the oil of each oil drum bottom can not extract.But because oil drum oil-out is smaller, the transparency of transformer oil again compared with
It is high, it is difficult to which that oil level in oil drum is observed.Existing method is estimated by rocking oil drum, but this method can cause impurity
Stirred, the extraction that contamination precipitation carries out transformer oil again is needed to wait for after rocking, efficiency is low, and error is big, is also easy to cause transformation
The waste of device oil.Prior art is also without the level monitoring device for oil drum.
The content of the invention
The problem of present invention can not carry out low liquid level warning for prior art to liquid level in oil drum, it is low to develop a kind of oil drum
Liquid level alarm device, the device is easy to use, and detection is accurate, can timely send alarm signal, cuts off pumping operation, avoids
It is drawn into the transformer oil of impurity.
The present invention solve technical problem technical scheme be:A kind of oil drum low liquid level warning device, including suspension air bag, match somebody with somebody
Weight, warning device, inductive switch, probe, suspension air bag are the vertical elliposoidal of long side, and counterweight is arranged on the bottom of suspension air bag
Portion, counterweight are provided centrally with smooth bore, and suspension air bag bottom is provided with smooth bore opening, and probe is arranged in smooth bore, and probe can
Moved in smooth bore, the smooth bore aperture position of smooth bore bottom is provided with plug, and inductive switch is provided with the top of smooth bore.
The warning device is arranged on suspension inside air bag, the top of counterweight, and inductive switch is arranged on the electricity of warning device
On resource loop.When probe is touched or during close to inductive switch, inductive switch closure, the electric power loop conducting of warning device, alarm
Device sends alarm signal.
The low liquid level warning device also includes controller, the signal output part connection controller of inductive switch, controller
Signal output part connection warning device control terminal, the control terminal of oil well pump.When probe trigger inductive switch, inductive switch
Signal is sent to controller, warning device sends alarm signal, oil well pump is stopped for controller control.
Rope link is provided with the top of the suspension air bag, rope is provided with rope link.
The inductive switch is any one in contact type mechanical switch, proximity switch, infrared sensing switch.
The bottom of the probe is provided with tip.
The bottom of the probe sets a sloped footing, and the bottom surface of taper is down.
The probe includes expansion link, telescopic, jackscrew, and telescopic is enclosed on expansion link, and the side of telescopic is provided with
Jackscrew.
Scale is provided with the expansion link.
The warning device is audible-visual annunciator.
Beneficial effects of the present invention:
1. the present invention is simple in construction, durable, by setting suspension air bag, counterweight, enable devices to vertical float over liquid level
On, when liquid level drops to bottom, probe can move closer to inductive switch and finally trigger inductive switch, timely send report
Alert signal, realizes the early warning of low liquid level, easy to use, and detection is accurate.
2. by setting controller, directly control oil well pump to stop when liquid level is too low, avoid personnel's carelessness, it is impossible to and
When stop oil well pump caused by accident.
3. by setting rope, the free end of rope is arranged on outside oil drum, facilitates the taking-up of device.
4. by the way that the bottom of probe is arranged into tip, when hard thing is arranged at oil drum bottom, probe can slide past hard thing until oil
Bottom of the barrel, malfunction is avoided to cause the waste of transformer oil.
5. by setting sloped footing in the bottom of probe, when a large amount of cotton-shaped impurity or consistent lubricant mud are arranged at oil drum bottom, visit
Pin can be rested at the top of impurity, avoid impurity being pumped into transformer.
6. by the way that probe is arranged into flexible form, the length of probe can be adjusted according to actual conditions, adds device
Application.
7. by setting scale on expansion link, the probe length under the use environment can be learnt, next time is directly after record
Adjust to the length, the time caused by avoiding repetition experiment wastes.
8. by being arranged to audible-visual annunciator, sound, light alarm can be simultaneously emitted by, avoid in mixed and disorderly environment can not and
Shi Faxian alarm signals.
Brief description of the drawings
Fig. 1 is the sectional view under the first embodiment high level state of the invention.
Fig. 2 is the sectional view under the first embodiment low liquid level state of the invention.
Fig. 3 is the sectional view under second of embodiment low liquid level state of the invention.
Fig. 4 is the partial enlarged drawing in Fig. 3 K regions.
Fig. 5 is the sectional view under the third embodiment high level state of the invention.
Embodiment
For a better understanding of the present invention, embodiments of the present invention are explained in detail below in conjunction with the accompanying drawings.
Fig. 1, Fig. 2 are the first embodiment of the present invention, as illustrated, a kind of oil drum low liquid level warning device, including it is outstanding
Flotation bladder 1, counterweight 2, warning device 3, inductive switch 4, probe 5, suspension air bag 1 are the vertical elliposoidal of long side, and counterweight 2 is set
In the bottom of suspension air bag 1, counterweight 2 is provided centrally with smooth bore 201, and the bottom of suspension air bag 1 is provided with smooth bore opening, probe 5
In smooth bore 201, probe 5 can move in smooth bore 201, and the smooth bore aperture position of the bottom of smooth bore 201 is provided with plug
8, the top of smooth bore 201 is provided with inductive switch 4.By setting suspension air bag 1, counterweight 2, enable devices to vertical float over liquid
On face, when liquid level drops to bottom, probe 5 can move closer to inductive switch 4 and finally trigger inductive switch 4, timely
Alarm signal is sent, realizes the early warning of low liquid level, easy to use, detection is accurate.The warning device 3 is arranged on suspension air bag 1
The internal, top of counterweight 2, inductive switch 4 are arranged on the electric power loop of warning device 3.When probe 5 is touched or is opened close to sensing
When closing 4, inductive switch 4 closes, and the electric power loop conducting of warning device 3, warning device 3 sends alarm signal.The suspension gas
The top of capsule 1 is provided with rope link 6, and rope 7 is provided with rope link 6.By setting rope 7, by the free end of rope 7
It is arranged on outside oil drum, facilitates the taking-up of device.The inductive switch 4 switchs for contact type mechanical.The bottom of the probe 5 is set
It is equipped with tip.By the way that the bottom of probe 5 is arranged into tip, when hard thing is arranged at oil drum bottom, probe 5 can slide past hard thing until oil
Bottom of the barrel, malfunction is avoided to cause the waste of transformer oil.The warning device 3 is audible-visual annunciator.By being arranged to acousto-optic
Alarm, sound, light alarm can be simultaneously emitted by, alarm signal can not be found in time in mixed and disorderly environment by avoiding.
Fig. 3, Fig. 4 are second of embodiment of the present invention, as illustrated, a kind of oil drum low liquid level warning device, including it is outstanding
Flotation bladder 1, counterweight 2, warning device 3, inductive switch 4, probe 5, suspension air bag 1 are the vertical elliposoidal of long side, and counterweight 2 is set
In the bottom of suspension air bag 1, counterweight 2 is provided centrally with smooth bore 201, and the bottom of suspension air bag 1 is provided with smooth bore opening, probe 5
In smooth bore 201, probe 5 can move in smooth bore 201, and the smooth bore aperture position of the bottom of smooth bore 201 is provided with plug
8, the top of smooth bore 201 is provided with inductive switch 4.The warning device 3 is arranged on inside suspension air bag 1, the top of counterweight 2,
Inductive switch 4 is arranged on the electric power loop of warning device 3.When probe 5 is touched or during close to inductive switch 4, inductive switch 4 closes
Close, the electric power loop conducting of warning device 3, warning device 3 sends alarm signal.The top of the suspension air bag 1 is provided with rope
Rope link 6, rope 7 is provided with rope link 6.By setting rope 7, the free end of rope 7 is arranged on outside oil drum, side
The taking-up that civilian dress is put.The inductive switch 4 switchs for contact type mechanical.The bottom of the probe 5 sets a sloped footing 501,
The bottom surface of taper is down.By setting sloped footing 501 in the bottom of probe 5, when a large amount of cotton-shaped impurity or soft are arranged at oil drum bottom
During greasy filth, probe 5 can be rested at the top of impurity, avoid impurity being pumped into transformer.The warning device 3 is sound and light alarm
Device.By being arranged to audible-visual annunciator, sound, light alarm can be simultaneously emitted by, avoids and can not be found in time in mixed and disorderly environment
Alarm signal.
Fig. 5 is the third embodiment of the present invention, as illustrated, a kind of oil drum low liquid level warning device, including suspension gas
Capsule 1, counterweight 2, warning device 3, inductive switch 4, probe 5, suspension air bag 1 are the vertical elliposoidal of long side, and counterweight 2 is arranged on outstanding
The bottom of flotation bladder 1, counterweight 2 are provided centrally with smooth bore 201, and the bottom of suspension air bag 1 is provided with smooth bore opening, and probe 5 is installed
In smooth bore 201, probe 5 can move in smooth bore 201, and the smooth bore aperture position of the bottom of smooth bore 201 is provided with plug 8, sliding
The top of thorax 201 is provided with inductive switch 4.The warning device 3 is arranged on inside suspension air bag 1, the top of counterweight 2, sensing
Switch 4 is arranged on the electric power loop of warning device 3.When probe 5 is touched or during close to inductive switch 4, inductive switch 4 closes,
The electric power loop conducting of warning device 3, warning device 3 send alarm signal.The top of the suspension air bag 1 is provided with rope extension
Ring 6, rope 7 is provided with rope link 6.By setting rope 7, the free end of rope 7 is arranged on outside oil drum, convenient dress
The taking-up put.The inductive switch 4 switchs for contact type mechanical.The probe 5 includes expansion link 503, telescopic 504, jackscrew
505, telescopic 504 is enclosed on expansion link 503, and the side of telescopic 504 is provided with jackscrew 505.By the way that be arranged to probe 5 can
Flexible form, the length of probe 5 can be adjusted according to actual conditions, add the application of device.Top is first unclamped during use
Silk 505, the relative position of adjustment expansion link 503 and telescopic 504, after the completion of adjustment, lock jackscrew 505.It is described flexible
Scale is provided with bar 503.By setting scale on expansion link 503, the length of probe 5 under the use environment can be learnt, is remembered
Next time is directly adjusted to the length after record, and the time caused by avoiding repetition experiment wastes.The warning device 3 is acousto-optic
Alarm.By being arranged to audible-visual annunciator, sound, light alarm can be simultaneously emitted by, avoiding can not be timely in mixed and disorderly environment
It was found that alarm signal.
In use, warning device is put into oil drum, the free end of rope 7 is placed on outside oil drum, and warning device is swum in
On pasta, when pasta is gradually decrease to from a distance from the setting of oil drum bottom, probe 5 contacts oil drum bottom, and pasta continues to reduce
Afterwards, probe 5 will be gradually pressed into inside smooth bore 201, until probe 5 triggers inductive switch 4, warning device 3, which starts, to sound the alarm
Sound and flashing red light, remind staff as early as possible to extract oil pick-up tube out, prevent from extracting the change that transformer oil bottom of the barrel contains impurity
Depressor oil.After the present apparatus, first, enabling staff to trust extraction transformer oil, without repeatedly confirming oil level feelings in advance
Condition, improve operating efficiency;Second, device oil level monitoring error is small, the waste of transformer oil is avoided;Three are that of avoiding work
It is bad to make the grasp of personnel's oil level, it is impossible to stop oil pumping in time, cause impurities at bottom to extract the situation for being added to inside transformer out.Should
Device can be applied not only to the monitoring of transformer oil drum oil level, need the container for predicting liquid position in advance all to fit for other
With, the device is succinctly light, and design is clear and definite, can solve the problems, such as certain field application, with small, reality, work, it is new the characteristics of.
Although above-mentioned the embodiment of invention is described with reference to accompanying drawing, not to the scope of the present invention
Limitation, on the basis of technical scheme, those skilled in the art need not pay creative work and can make
Various modifications or deformation still within protection scope of the present invention.
Claims (8)
- A kind of 1. oil drum low liquid level warning device, it is characterised in that:Including suspension air bag (1), counterweight (2), warning device (3), Inductive switch (4), probe (5), suspension air bag (1) are the vertical elliposoidal of long side, and counterweight (2) is arranged on suspension air bag (1) Bottom, counterweight (2) are provided centrally with smooth bore (201), and suspension air bag (1) bottom is provided with smooth bore opening, and probe (5) is arranged on In smooth bore (201), probe (5) can move in smooth bore (201), and the smooth bore aperture position of smooth bore (201) bottom is provided with stifled Head (8), inductive switch (4) is provided with the top of smooth bore (201), the bottom of the probe (5) is provided with tip;Or the spy The bottom of pin (5) sets a sloped footing (501), and the bottom surface of taper is down.
- 2. a kind of oil drum low liquid level warning device as claimed in claim 1, it is characterized in that, the warning device (3) is arranged on Suspension air bag (1) is internal, the top of counterweight (2), and inductive switch (4) is arranged on the electric power loop of warning device (3).
- 3. a kind of oil drum low liquid level warning device as claimed in claim 1, it is characterized in that, the low liquid level warning device also wraps Include controller, the signal output part connection controller of inductive switch (4), the signal output part connection warning device (3) of controller Control terminal, the control terminal of oil well pump.
- 4. a kind of oil drum low liquid level warning device as claimed in claim 1, it is characterized in that, the top of the suspension air bag (1) Rope link (6) is provided with, rope (7) is provided with rope link (6).
- 5. a kind of oil drum low liquid level warning device as claimed in claim 1, it is characterized in that, the inductive switch (4) is contact Any one in formula mechanical switch, proximity switch, infrared sensing switch.
- 6. a kind of oil drum low liquid level warning device as claimed in claim 1, it is characterized in that, the probe (5) includes expansion link (503), telescopic (504), jackscrew (505), telescopic (504) are enclosed on expansion link (503), and the side of telescopic (504) is set It is equipped with jackscrew (505).
- 7. a kind of oil drum low liquid level warning device as claimed in claim 6, it is characterized in that, set on the expansion link (503) There is scale.
- 8. a kind of oil drum low liquid level warning device as claimed in claim 1, it is characterized in that, the warning device (3) is acousto-optic Alarm.
Priority Applications (1)
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CN201610370111.0A CN105869360B (en) | 2016-05-30 | 2016-05-30 | A kind of oil drum low liquid level warning device |
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CN201610370111.0A CN105869360B (en) | 2016-05-30 | 2016-05-30 | A kind of oil drum low liquid level warning device |
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CN105869360A CN105869360A (en) | 2016-08-17 |
CN105869360B true CN105869360B (en) | 2018-03-30 |
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CN201610370111.0A Active CN105869360B (en) | 2016-05-30 | 2016-05-30 | A kind of oil drum low liquid level warning device |
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Families Citing this family (2)
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CN108167827A (en) * | 2017-12-29 | 2018-06-15 | 石家庄市春燕采暖设备有限公司 | Alcohol-based fuel combustion device |
CN116659624B (en) * | 2023-07-20 | 2023-10-20 | 三峡金沙江云川水电开发有限公司 | Hydropower station flooding factory building alarm device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2667471Y (en) * | 2004-01-14 | 2004-12-29 | 王和苗 | Floating liquid level signal device |
CN1892190A (en) * | 2005-07-08 | 2007-01-10 | 上银科技股份有限公司 | Buoy structure for warning liquid storage quantity |
CN201935720U (en) * | 2010-12-14 | 2011-08-17 | 中国神华能源股份有限公司 | Liquid level detecting device |
CN205175517U (en) * | 2015-12-01 | 2016-04-20 | 温州市派克液压机电有限公司 | Novel liquid level meter |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU1340497A (en) * | 1996-12-20 | 1998-07-17 | Mts Systems Corporation | Magnetostrictive position sensing probe with waveguide referenced to tip |
US9772215B2 (en) * | 2012-08-11 | 2017-09-26 | Michael A. Olson | Level measurement system |
JP2014085139A (en) * | 2012-10-19 | 2014-05-12 | Yazaki Corp | Liquid level sensor |
-
2016
- 2016-05-30 CN CN201610370111.0A patent/CN105869360B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2667471Y (en) * | 2004-01-14 | 2004-12-29 | 王和苗 | Floating liquid level signal device |
CN1892190A (en) * | 2005-07-08 | 2007-01-10 | 上银科技股份有限公司 | Buoy structure for warning liquid storage quantity |
CN201935720U (en) * | 2010-12-14 | 2011-08-17 | 中国神华能源股份有限公司 | Liquid level detecting device |
CN205175517U (en) * | 2015-12-01 | 2016-04-20 | 温州市派克液压机电有限公司 | Novel liquid level meter |
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