CN210774813U - Spiral sampling monitoring device of material cooler - Google Patents
Spiral sampling monitoring device of material cooler Download PDFInfo
- Publication number
- CN210774813U CN210774813U CN201921793735.9U CN201921793735U CN210774813U CN 210774813 U CN210774813 U CN 210774813U CN 201921793735 U CN201921793735 U CN 201921793735U CN 210774813 U CN210774813 U CN 210774813U
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- Prior art keywords
- sampling
- cooler
- resistance
- detection probe
- resistance detection
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- 239000000463 material Substances 0.000 title claims abstract description 57
- 238000005070 sampling Methods 0.000 title claims abstract description 53
- 238000012806 monitoring device Methods 0.000 title claims abstract description 14
- 239000000523 sample Substances 0.000 claims abstract description 34
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 230000000007 visual effect Effects 0.000 claims description 11
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 239000000498 cooling water Substances 0.000 abstract description 10
- 238000001816 cooling Methods 0.000 abstract description 6
- 230000009466 transformation Effects 0.000 abstract description 4
- 230000004044 response Effects 0.000 abstract description 2
- 239000011343 solid material Substances 0.000 description 10
- 238000012360 testing method Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a material cooler spiral sample monitoring devices, including sample screw rod, sampling sleeve pipe and motor, still include resistance detection probe and resistance detector, sampling sleeve pipe's inner wall is equipped with resistance detection probe, and resistance detection probe passes through cable connecting resistance detector. The utility model discloses applicable material cooler in most types that have now, like water-cooling vertical cooler or water-cooling horizontal roller cooler. Especially, be fit for the technological transformation to current cooler device, this device still is equipped with audible-visual annunciator, can send the warning in the DCS control room of scene and distal end simultaneously, but operating personnel in time to the cooling water leakage quick response that appears and take counter-measure, avoid the material cooler to appear because of the unable phenomenon of cleaing away of bonding material.
Description
Technical Field
The utility model relates to a material monitoring devices field, especially a material cooler spiral sample monitoring devices.
Background
The material cooler is a device for cooling 500-plus-1000-DEG C high-temperature materials to 100-plus-150-DEG C, the material cooler is mainly of a plate-type jacket or membrane-type wall pipe structure, cooling water is introduced into the plate-type jacket or membrane-type wall pipe, the high-temperature materials are continuously overturned and rolled in the material cooler or fall at a constant speed in a silo of the cooler so as to fully contact with the inner wall surface of the silo, and then the purpose of reducing the temperature of the materials is achieved through radiation, convection, conduction and the like. Because the inner wall surface and the outer wall surface of the water cooling wall are of low carbon steel or alloy steel welding structures, welding defects or abrasion in the contact process of the wall surfaces and materials during heat exchange can cause water leakage of the material cooler.
At present, because the equipment is the totally closed structure during material cooler operation, if maintainer does not discover in time when leaking, solid material can bond on the cooler internal face, leads to personnel's maintenance very difficult, and material cooler can directly scrap because of the bonding material can't clear away when more serious, and at present, the sampler that material cooler was equipped with only is used for detecting the physicochemical characteristic of material.
SUMMERY OF THE UTILITY MODEL
In order to overcome the deficiency of the existing material sampling device, the utility model provides a material cooler spiral sampling monitoring device.
The utility model provides a technical scheme that its technical problem adopted is: a spiral sampling monitoring device of a material cooler comprises a sampling screw rod, a sampling sleeve and a motor, wherein the sampling screw rod is arranged in the sampling sleeve; still include resistance detection probe and resistance detector, the inner wall of sample cover is equipped with resistance detection probe, and resistance detection probe passes through cable connecting resistance detector.
Further preferably, the resistance detection probe is arranged on the inner wall of the bottom of the sampling sleeve, so that the detection of the resistance detection probe on the leakage of the cooling water is more accurate.
Preferably, the distance between the positive terminal and the negative terminal of the resistance detection probe is 50-100mm, and the solid materials can be accumulated in a certain volume by the distance, so that the accuracy of resistance detection is effectively ensured, and false alarms can be greatly reduced.
Preferably, the resistance detection probe is made of a copper alloy material, and is resistant to high temperature and corrosion and long in service life.
Preferably, the power supply of the resistance detector is DC24V, and the resistance detector adopts safe voltage, so that the operation and use of field personnel are safe and reliable.
Preferably, the resistance detector is further connected with an audible and visual alarm, and a time relay is arranged in the audible and visual alarm. The alarm can be timely sent out on site, timely treatment is convenient, a time relay is arranged in the audible and visual alarm, and false alarm signals generated by detection fluctuation can be effectively filtered.
A feed port at the front end of the sampling sleeve is communicated with a heat exchange shell of the material cooler, a motor drives a sampling screw to rotate, solid materials are conveyed into the sampling sleeve, and the solid materials continuously pass through a resistance detection probe in the sampling sleeve; when cooling water leakage appears in the heat exchange shell, moisture permeates into materials rapidly, insulation resistance becomes small, the material resistance value detected by the resistance detector through the resistance detection probe becomes small, when the resistance value is smaller than a preset set value, alarm is triggered, the resistance detector can send an alarm signal to a remote DCS control room on site through a connected audible and visual alarm, an operator can respond rapidly and take countermeasures to the leakage in time, and the phenomenon that the bonded materials cannot be removed in the material cooler is avoided.
The beneficial effects of the utility model are that, according to the characteristic that ordinary solid material does not have electric conductivity, when the inside cooling water of emergence cooler leaked, the cooling water got into and has changed its non-conducting characteristic after the solid material mixes, made it insulation resistance diminish, the resistance change that resistance detector detected judges the inside cooling water of material cooler situation of leaking. The device can be used for monitoring the internal leakage of the material cooler in real time, and particularly effectively monitoring the tiny leakage of the cooler.
The resistance test probe of this device sets up in material spiral sampler's sample sleeve, especially can carry out technical transformation to current material cooler system, need not to change material cooler's main part device, like the heat transfer casing of heat exchanger, it is little to install the technical transformation construction degree of difficulty additional, the engineering volume is little, does not have the influence to material cooler's primary structure simultaneously, can increase to carry out real time monitoring to material cooler system's inside leakage, can improve material cooler's safety in utilization and reliability greatly.
The utility model discloses applicable material cooler in most types that have now, like water-cooling vertical cooler or water-cooling horizontal roller cooler. Especially, be fit for the technological transformation to current cooler device, this device still is equipped with audible-visual annunciator, can send the warning in the DCS control room of scene and distal end simultaneously, but operating personnel in time to the cooling water leakage quick response that appears and take counter-measure, avoid the material cooler to appear because of the unable phenomenon of cleaing away of bonding material. The utility model can be widely applied to material coolers in the fields of smelting, thermal power, steel and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Parts and numbering in the figures:
1-sampling screw rod; 2-sampling cannula; 3, a motor; 4-a feed inlet; 5-a discharge hole; 6-sampling window; 7-resistance detection probe; 8-resistance detector; 9-audible and visual alarm; 10-a heat exchange shell; 11-a material conveying device.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1, a spiral sampling monitoring device of a material cooler comprises a sampling screw 1, a sampling sleeve 2 and a motor 3, wherein the sampling screw 1 is arranged in the sampling sleeve 2, the motor 3 is connected with the rotatable sampling screw 1, a feed inlet 4 is arranged at the front end of the sampling sleeve 2, a discharge outlet 5 is arranged at the rear end of the sampling sleeve 2, and a sampling window 6 is further arranged on the sampling sleeve 2; still include resistance test probe 7 and resistance detector 8, the inner wall of sampling sleeve 2 is equipped with resistance test probe 7, resistance test probe 7 pass through cable connection resistance detector 8.
The resistance detection probe 7 is arranged on the inner wall of the bottom of the sampling sleeve 2, so that the detection of the resistance detection probe 7 on the leakage of the cooling water is more accurate.
The distance between the positive terminal and the negative terminal of the resistance detection probe 7 is 50-100mm, and the solid materials can form accumulation with a certain volume by the distance, so that the accuracy of resistance detection is effectively ensured, and false alarms can be greatly reduced.
The resistance detection probe 7 is made of copper alloy material, and has high temperature resistance, corrosion resistance and long service life.
The power supply of the resistance detector 8 is DC24V, and safe voltage is adopted, so that the operation and use of field personnel are safe and reliable.
A material inlet 4 at the front end of the sampling sleeve 2 is communicated with the interior of a heat exchange shell 10 of the material cooler, a material outlet 5 at the rear end of the sampling sleeve is arranged above a material conveying device 11, a motor 3 drives a sampling screw rod 1 to rotate, solid materials are conveyed into the sampling sleeve 2, and the solid materials continuously pass through a resistance detection probe 7 in the sampling sleeve 2; when cooling water leakage occurs in the heat exchange shell 10, moisture rapidly permeates into materials, insulation resistance is reduced, the resistance value of the materials detected by the resistance detector 8 through the resistance detection probe 7 is reduced, when the resistance value is smaller than a preset set value, alarm is triggered, the resistance detector 8 can simultaneously send alarm signals to a remote DCS control room on site through the audible and visual alarm 9 connected with the resistance detector 8, operators can timely and rapidly respond to the leakage and take countermeasures, and the problem that the bonded materials cannot be cleared is avoided.
The resistance detector 8 is also connected with an audible and visual alarm 9, and a time relay is arranged in the audible and visual alarm 9. The alarm can be timely sent out on site, timely treatment is convenient, and meanwhile, a time relay is arranged in the audible and visual alarm 9, so that false alarm signals generated by detection fluctuation can be effectively filtered.
And conveying the sampled solid material to a material conveying device 11 through a discharge port 5.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A spiral sampling monitoring device of a material cooler comprises a sampling screw rod (1), a sampling sleeve (2) and a motor (3), wherein the sampling screw rod (1) is arranged in the sampling sleeve (2), the motor (3) is connected with the rotatable sampling screw rod (1), a feeding hole (4) is formed in the front end of the sampling sleeve (2), a discharging hole (5) is formed in the rear end of the sampling sleeve (2), and a sampling window (6) is further formed in the sampling sleeve (2); the resistance detection device is characterized by further comprising a resistance detection probe (7) and a resistance detector (8), wherein the resistance detection probe (7) is arranged on the inner wall of the sampling sleeve (2), and the resistance detection probe (7) is connected with the resistance detector (8) through a cable.
2. The screw sampling monitoring device of the material cooler is characterized in that the resistance detection probe (7) is arranged on the inner wall of the bottom of the sampling sleeve (2).
3. The screw sampling monitoring device for the material cooler as claimed in claim 1, wherein the distance between the positive and negative terminals of the resistance detection probe (7) is 50-100 mm.
4. The screw sampling monitoring device of the material cooler as claimed in claim 1, characterized in that the resistance detection probe (7) is made of copper alloy material.
5. The screw sampling monitoring device for material cooler as claimed in claim 1, characterized in that the power supply of the resistance detector (8) is DC 24V.
6. The screw sampling monitoring device for the material cooler is characterized in that the resistance detector (8) is further connected with an audible and visual alarm (9), and a time relay is arranged in the audible and visual alarm (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921793735.9U CN210774813U (en) | 2019-10-24 | 2019-10-24 | Spiral sampling monitoring device of material cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921793735.9U CN210774813U (en) | 2019-10-24 | 2019-10-24 | Spiral sampling monitoring device of material cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210774813U true CN210774813U (en) | 2020-06-16 |
Family
ID=71041949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921793735.9U Expired - Fee Related CN210774813U (en) | 2019-10-24 | 2019-10-24 | Spiral sampling monitoring device of material cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210774813U (en) |
-
2019
- 2019-10-24 CN CN201921793735.9U patent/CN210774813U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200616 |