CN206601377U - One plant feed bin fine powder oxygen content detector - Google Patents
One plant feed bin fine powder oxygen content detector Download PDFInfo
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- CN206601377U CN206601377U CN201720345063.XU CN201720345063U CN206601377U CN 206601377 U CN206601377 U CN 206601377U CN 201720345063 U CN201720345063 U CN 201720345063U CN 206601377 U CN206601377 U CN 206601377U
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- feed bin
- oxygen content
- air
- fine powder
- explosion
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Abstract
The utility model is related to a plant feed bin fine powder oxygen content detector, oxygen detection transmitter including feed bin, located at feed bin upper flange plate and above ring flange, the measuring probe of the oxygen detection transmitter is provided with a nitrogen purging device in the perforate of ring flange in the band internal thread screen pack source of the gas path below the measuring probe sensor；The nitrogen purging device is periodically purged to measuring probe, does not allow dust to attach on the measurement probe, so that allow oxygen detection transmitter measurement of oxygen content probe to be not easy to block, accurate display gauge head oxygen content numerical value in real time.
Description
Technical field
The utility model is related to a kind of detection means, more particularly to a plant feed bin fine powder oxygen content detector.
Background technology
Currently used for the oxygen content in measurement feed bin simply with simple one piece of wiring board in an oxygen measuring probe and gauge outfit
Plus a LCDs composition；Their interfaces above feed bin install measurement, it is easy to oxygen measuring probe is blocked, and entered
The pressure-reducing valve of gas port can not adjust bleed pressure well, bring more dust to scene, it is impossible to react feed bin well
The middle real content of oxygen content, inconvenience is brought to production（Such as：Easily catch fire）, while also bringing difficulty to maintenance；In view of
This, being necessary that exploitation is a kind of in fact is used for oxygen content detector and its method in feed bin, and the oxygen content is used for powder in all feed bins
The measurement of dirt solid；The presence of all of the above problem can be met using the device；It is easily stifled so as to solve probe, install not
It is convenient, the problem of safeguarding frequent.
Utility model content
The purpose of this utility model is to provide a plant feed bin fine powder oxygen content detector to solve the above problems.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：One plant feed bin fine powder oxygen content detector,
Oxygen detection transmitter including feed bin, located at feed bin upper flange plate and above ring flange, the oxygen detection transmitter
Measuring probe located at ring flange perforate in, set in the band internal thread screen pack source of the gas path below the measuring probe sensor
There is a nitrogen purging device
Further improved as the utility model, the nitrogen purging device includes power supply, clock switch, time relay
Device, air-operated solenoid valve and tracheae, the import of the air-operated solenoid valve are provided with gas source pipe, the air-powered electromagnetic valve outlet and tracheae
Air inlet connect, the air pipe outlet be located at band internal thread screen pack source of the gas path in, the power supply, clock switch, the time after
Electrical equipment, air-operated solenoid valve and the electrical connection of endotracheal flow-limiting valve.
It is further improved as the utility model, pass through mounting bracket between the oxygen detection transmitter and ring flange
It is fixedly connected.
Further improved as the utility model, the nitrogen purging device also includes an explosion-proof wiring box, the electricity
Source, clock switch, the time relay, air-operated solenoid valve are in explosion-proof wiring box, and the tracheae air inlet wears explosion-proof wiring
It is connected behind bottom portion with air-powered electromagnetic valve outlet, the explosion-proof wiring box is located at mounting bracket side, the explosion-proof wiring box is consolidated
It is scheduled in mounting bracket.
Further improved as the utility model, the nitrogen purging device also includes a manual blow device, described
Manual blow device is located in explosion-proof wiring box, the manual blow device, power supply and air-operated solenoid valve electrical connection；It is described manual
Blow device button is located on explosion-proof wiring box outer wall.
It is further improved as the utility model, lithium battery is provided with the clock switch.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：
One plant feed bin fine powder oxygen content detector of the utility model scheme, the beneficial effects of the utility model are：Should
Nitrogen purging device is periodically purged to measuring probe, does not allow dust to attach on the measurement probe, so as to allow oxygen detection transmitter
Measurement of oxygen content probe is not easy to block, accurate display gauge head oxygen content numerical value in real time.
Brief description of the drawings
Technical solutions of the utility model are described further below in conjunction with the accompanying drawings：
Accompanying drawing 1 is plant feed bin fine powder oxygen content detector structural representation of the present utility model.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
Plant feed bin fine powder oxygen content detector structural representation of the present utility model as shown in Figure 1, including material
Storehouse 1, the oxygen detection transmitter 3 located at the upper flange plate 2 of feed bin 1 and located at the top of ring flange 2, oxygen detection transmitter 3 are electrically connected
DC24V power supplys 17 are connect, are fixedly connected between oxygen detection transmitter 3 and ring flange 2 by mounting bracket 4, oxygen detection pick-up
The measuring probe 5 of device 3 is in the perforate of ring flange 2, and ring flange 2 is DN50 ring flanges, the structural member of oxygen detection transmitter 3
Size is depending on DN50 ring flange bore sizes；In the source of the gas path 7 of band internal thread screen pack 16 of the lower section of 5 sensor of measuring probe 6
Provided with a nitrogen purging device 001, nitrogen purging device 001 includes power supply 8, clock switch 9, the time relay 10, pneumatic electricity
Magnet valve 11, tracheae 12, manual blow device 13 and explosion-proof wiring box 14, it is power supply 8, clock switch 9, the time relay 10, pneumatic
Magnetic valve 11 and manually purging fill 13 and put in explosion-proof wiring box 14, and the air inlet of tracheae 12 is worn behind the bottom of explosion-proof wiring box 14
It is connected with the outlet of air-operated solenoid valve 11, the import of air-operated solenoid valve 11, which is passed through, is provided with gas source pipe after the side wall of explosion-proof wiring box 14,
The gas outlet of tracheae 12 is located in the source of the gas path 7 of band internal thread screen pack 16, power supply 8, clock switch 9, the time relay 10, pneumatic electricity
Flow-limiting valve 15 in magnet valve 11 and tracheae 12 is electrically connected；Manual blow device 13, power supply 8 and air-operated solenoid valve 11 are electrically connected；Hand
The dynamic button of blow device 13 is located on the outer wall of explosion-proof wiring box 14；Explosion-proof wiring box 14 is located at the side of mounting bracket 4, explosion-proof wiring
Case 14 is fixed in mounting bracket 4；Lithium battery is provided with clock switch 9（Not shown in figure）.
This practical new solution operation principle：
Power supply is 24V power supplys in this detection means；The timing automatic power supply that opens and closes of clock switch preset loop is used for
Realize nitrogen automatic blowing；There can be 16 groups of switches daily；Provided with lithium battery in clock switch, with power failure memory function.
The time relay sets purge time, depending on specific purge time can be according to field demand actual conditions；Mesh
Be open protection material effect, while reduce nitrogen usage amount, reduce energy loss；Purge time adjustable extent：1S
~60S.
Manual blow device, can press purging button manually if necessary, it is therefore an objective to play protection nitrogen purging device effect,
It is simultaneously easy to maintenance.
Air-operated solenoid valve and flow-limiting valve series connection, it is ensured that the nitrogen accurately sent into when needing meets purging measuring probe adhesion
Thing, while being played a protective role to the material for making clothes in feed bin.
Flow-limiting valve is used to adjust purging air-flow size, meanwhile, current limliting when nitrogen flow rate exceedes setting value in gas source pipe
Valve interoceptor, which is sensed, to close immediately, and in pipeline or excessive annex damage flow velocity, flow-limiting valve interoceptor senses meeting certainly
It is dynamic to close, the generation or expansion of accident are prevented, the safety and reliability of downstream sensor is protected.
Band internal thread screen pack source of the gas passage, is mutually connected with oxygen content probe above by raw material band；Structure is round
Cylindricality, material is stainless steel, and length is 3-6 centimetres；Length is oversize, is unfavorable for the measurement of oxygen content, too short to cause and expect
Storehouse connection is uncomfortable, and is unfavorable for the accurate measurement of probe inductor, it is impossible to reflect material oxygen content in time.
DC24V power supplys are connected using oxygen detection transmitter, installation steps are reduced；Above all come for attendant
Say safer.
The nitrogen purging device is periodically purged to measuring probe, does not allow dust to attach on the measurement probe, so as to allow oxygen
Detection transmitter measurement of oxygen content probe is not easy to block, accurate display gauge head oxygen content numerical value in real time.
It the above is only concrete application example of the present utility model, any limit do not constituted to protection domain of the present utility model
System；Technical scheme formed by all use equivalent transformation or equivalent replacements, all fall within the utility model rights protection scope it
It is interior.
Claims (6)
1. a plant feed bin fine powder oxygen content detector, including feed bin, located at feed bin upper flange plate and above ring flange
Oxygen detection transmitter, it is characterised in that the measuring probe of the oxygen detection transmitter is described in the perforate of ring flange
A nitrogen purging device is provided with band internal thread screen pack source of the gas path below measuring probe sensor.
2. plant feed bin fine powder oxygen content detector according to claim 1, it is characterised in that the nitrogen purging dress
Put including power supply, clock switch, the time relay, air-operated solenoid valve and tracheae, the import of the air-operated solenoid valve is provided with source of the gas
Pipeline, the air-powered electromagnetic valve outlet is connected with tracheae air inlet, and the air pipe outlet is located at band internal thread screen pack source of the gas and led to
In road, the power supply, clock switch, the time relay, air-operated solenoid valve and the electrical connection of endotracheal flow-limiting valve.
3. plant feed bin fine powder oxygen content detector according to claim 2, it is characterised in that the oxygen detection becomes
Send between device and ring flange and to be fixedly connected by mounting bracket.
4. plant feed bin fine powder oxygen content detector according to claim 3, it is characterised in that the nitrogen purging dress
Putting also includes an explosion-proof wiring box, and the power supply, clock switch, the time relay, air-operated solenoid valve are located at explosion-proof wiring box
Interior, the tracheae air inlet is worn behind explosion-proof wiring box bottom and is connected with air-powered electromagnetic valve outlet, and the explosion-proof wiring box is located at peace
Support side is filled, the explosion-proof wiring box is fixed in mounting bracket.
5. plant feed bin fine powder oxygen content detector according to claim 4, it is characterised in that the nitrogen purging dress
Putting also includes a manual blow device, and the manual blow device is located in explosion-proof wiring box, the manual blow device, power supply
With air-operated solenoid valve electrical connection；The manual blow device button is located on explosion-proof wiring box outer wall.
6. plant feed bin fine powder oxygen content detector according to claim 5, it is characterised in that the clock switch
It is interior to be provided with lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345063.XU CN206601377U (en) | 2017-04-05 | 2017-04-05 | One plant feed bin fine powder oxygen content detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720345063.XU CN206601377U (en) | 2017-04-05 | 2017-04-05 | One plant feed bin fine powder oxygen content detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206601377U true CN206601377U (en) | 2017-10-31 |
Family
ID=60144872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720345063.XU Active CN206601377U (en) | 2017-04-05 | 2017-04-05 | One plant feed bin fine powder oxygen content detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206601377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848739A (en) * | 2019-10-16 | 2020-02-28 | 华电电力科学研究院有限公司 | Intelligent purging anti-blocking system and method for zirconia oxygen content measuring probe |
-
2017
- 2017-04-05 CN CN201720345063.XU patent/CN206601377U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848739A (en) * | 2019-10-16 | 2020-02-28 | 华电电力科学研究院有限公司 | Intelligent purging anti-blocking system and method for zirconia oxygen content measuring probe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200115 Address after: 221400 Xinyi Economic Development Zone, Jiangsu, Xuzhou Patentee after: Limin Chemical Co., Ltd. Address before: 221400, No. nine, No. 69, Tang Dian garden, Xinyi Economic Development Zone, Xuzhou, Jiangsu Patentee before: Limin Chemical Co., Ltd. |
|
| TR01 | Transfer of patent right |