CN111443129A - Online damaged detection device of feed bin - Google Patents
Online damaged detection device of feed bin Download PDFInfo
- Publication number
- CN111443129A CN111443129A CN202010231082.6A CN202010231082A CN111443129A CN 111443129 A CN111443129 A CN 111443129A CN 202010231082 A CN202010231082 A CN 202010231082A CN 111443129 A CN111443129 A CN 111443129A
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- detection
- storage bin
- rod
- central control
- stirring rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/92—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating breakdown voltage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
Abstract
The invention relates to an online breakage detection device for a material bin, which comprises a stirring rod, a stepping motor, a detection rod, a power supply and a central control operation system, wherein the stepping motor is used for controlling the stirring rod to rotate around the central axis of the stirring rod; the detection rod rotates along with the stirring rod for a circle to sweep an area to cover the inner wall surface of the whole storage bin; the detection rod is divided into a plurality of detection sections by a plurality of insulation sheets distributed at intervals from top to bottom, the detection sections can conduct electricity, and the power supply is connected with the detection sections to electrify the detection sections; each detection section is connected with the central control operation system through a data line; the detection section is electrified, the detection section is in contact with the damaged area of the PTFE coating of the storage bin to discharge and feeds back a pulse signal to the central control operation system through a data line, and the central control operation system positions the damaged area of the PTFE coating of the storage bin by calculating the rotation angle of the stepping motor and combining the height of the detection section which feeds back the pulse signal. The device can carry out real-time on-line measuring to the feed bin.
Description
Technical Field
The invention belongs to the field of production of lithium ion battery materials, and particularly relates to an online breakage detection device for a material bin.
Background
The production process of the lithium ion anode material is extremely strict in foreign matter control, and a PTFE coating (Teflon coating) is sprayed on the inner wall surface of a bin for storing the anode material so as to avoid the situation that the lithium ion anode material is unqualified due to the generation of metal foreign matters caused by friction between the material and the bin made of a metal material, so that the timely detection and repair of the bin PTFE coating are particularly important in the process of ensuring the quality of the product. The traditional method for detecting the PTFE coating of the stock bin is that a worker enters the stock bin and detects the PTFE coating by naked eyes, because the friction force in the stock bin is small, the space is limited, the manual detection has the defects of high detection difficulty, long time consumption, easy omission and the like, secondary damage can be caused to the coating on the inner wall of the stock bin, and the most important point is that the PTFE coating can be detected only after the production is stopped and the stock bin is cleaned, so that the effective rate of the PTFE coating is greatly influenced.
Disclosure of Invention
The invention aims to provide a storage bin online breakage detection device which is simple in structure and can perform real-time online detection on a storage bin.
The purpose of the invention is realized by the following technical scheme:
an online breakage detection device for a storage bin comprises a stirring rod, a stepping motor, a detection rod, a power supply and a central control operation system, wherein the stirring rod extends longitudinally and is inserted into the storage bin;
the detection rod rotates along with the stirring rod for a circle to sweep an area to cover the inner wall surface of the whole storage bin; a plurality of insulating sheets are arranged on the detection rod at intervals from top to bottom, the insulating sheets divide the detection rod into a plurality of detection sections, the detection sections are made of conductive materials, and the power supply is connected with the detection sections to electrify the detection sections; each detection section is connected with the central control operation system through a data line;
the detection section is electrified, the detection section is in contact with the damaged area of the PTFE coating of the storage bin to discharge and feeds back a pulse signal to the central control operation system through a data line, and the central control operation system positions the damaged area of the PTFE coating of the storage bin by calculating the rotation angle of the stepping motor and combining the height of the detection section which feeds back the pulse signal.
Compared with the prior art, the invention has the advantages that:
1. real-time online automatic detection: the online breakage detection device for the storage bin can detect the storage bin in real time, does not need to stop production and clean the storage bin in the detection process, can synchronously detect in the production process of the lithium ion anode material, and overcomes the defect that the PTFE coating breakage point of the storage bin cannot be detected and monitored in time manually; taking a 5-ton storage bin as an example, the manual detection needs to go through 4 steps of shutdown, cleaning, dismantling and detection, and then to the final repair, which takes more than 4 hours in total. The accounting of the capacity at least causes the waste of 20 tons of capacity, which causes economic loss. The online breakage detection device for the storage bin can directly optimize the 4-step detection step into 1 step, repair the detection step, accurately judge the breakage point by 100 percent, and indirectly avoid the capacity waste caused by misjudgment and disassembly.
2. And (3) rapid and accurate positioning: this online damaged detection device of feed bin passes through well accuse operating system control and calculation, can carry out quick, accurate location to feed bin PTFE coating damaged area, compares artifical the detection, has effectively practiced thrift the time and is more accurate.
3. Manual operation is reduced: this online damaged detection device of feed bin only needs to carry out simple button operation on well accuse operating system, can carry out the feed bin and detect, avoids artifical detection and shut down, shut down production, clear storehouse, advance the problem that the storehouse detected and bring.
4. Utilize this online damaged detection device of feed bin can in time detect out feed bin PTFE coating damaged point, be convenient for in time restore damaged point, avoid causing the production accident, improve the life of feed bin simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the probe rod.
Description of reference numerals: 1 puddler, 11 stirring vane, 12 protective sheath, 2 step motor, 31 upper portion feeler lever, 32 middle part feeler lever, 33 lower part feeler lever, 34 detection sections, 35 insulating pieces, 4 well accuse operating system, 5 insulating bearings, 6 connecting rods, 7 earth connection, 8 feed bins.
Detailed Description
The invention is described in detail below with reference to the drawings and examples of the specification:
fig. 1 is a schematic view of an embodiment of an online bin breakage detection device provided by the present invention.
The online breakage detection device for the storage bin comprises a stirring rod 1, a stepping motor 2, a detection rod, a power supply and a central control operation system 4, wherein the stirring rod 1 extends longitudinally and is inserted into the storage bin 1;
the detection rod rotates along with the stirring rod 1 for one circle to sweep an area to cover the inner wall surface of the whole bin 8; a plurality of insulating sheets 35 are arranged on the detection rod at intervals from top to bottom, the insulating sheets 35 divide the detection rod into a plurality of detection sections 34, the detection sections 34 are made of conductive materials, and the power supply is connected with the detection sections 34 to electrify the detection sections 34; each detection section 34 is connected with the central control operation system 4 through a data line;
the detection section 34 is electrified, the detection section 34 is in contact with the bin PTFE coating damaged area to discharge, and a pulse signal is fed back to the central control operation system 4 through a data line, and the central control operation system 4 positions the bin PTFE coating damaged area by calculating the rotation angle of the stepping motor 2 and combining the height of the detection section 34 where the pulse signal is fed back; the pulse signal is a voltage signal.
As shown in fig. 1: the detection rods are divided into an upper detection rod 31, a middle detection rod 32 and a lower detection rod 33 which are sequentially distributed from top to bottom; the upper detection rod 31 rotates along with the stirring rod 1 to detect the inner wall surface of the upper part of the storage bin 8, the middle detection rod 32 rotates along with the stirring rod 1 to detect the inner wall surface of the middle part of the storage bin 8, and the lower detection rod 33 rotates along with the stirring rod 1 to detect the inner wall surface of the lower part of the storage bin 8; the sum of the longitudinal heights of the upper detection rod 31, the middle detection rod 32 and the lower detection rod 33 is equal to the height of the storage bin 8; the upper detection rod 31, the middle detection rod 32 and the lower detection rod 33 are divided into a plurality of detection segments 34 by insulating sheets 35 distributed from top to bottom at intervals.
The upper detection rod 31, the middle detection rod 32 and the lower detection rod 33 are not tightly attached to the inner wall surface of the bin 8, but have a distance of 0.3-1cm, so that friction between the detection rods and the inner wall surface of the bin 8 can be avoided, and high voltage of the detection section 34 can be guaranteed to break through air and material to be conducted to the leakage point of the inner wall surface of the bin 8.
The insulating sheet 35 is a thin sheet made of an insulating material; the insulation sheet 35 is embedded between the detection section 34 and the detection section 34, and insulates and separates the detection section 34 from the detection section 34; of course, an insulating coating or the like may be applied to the connection between the detection segments 34 and 34, and an insulating separation between the detection segments 34 and 34 may also be achieved. The detection section 34 is made of a voltage-resistant and corrosion-resistant conductive material, such as tungsten-copper alloy.
The stirring rod 1 is provided with an insulating bearing 5. The stirring rod 1 is connected with the stepping motor 2 through an insulating bearing 5. When this online damaged detection device of feed bin detected, detection section 34 sent high-voltage electricity to the feed bin inner wall, and current direction step motor 2 caused step motor 2 unusual because of the setting of insulating bearing 5.
The storage bin 8 is made of metal materials, can conduct electricity, and is coated with a PTFE coating Teflon coating layer on the inner wall surface, wherein the coating layer belongs to an insulating substance. When the PTFE coating of 8 internal walls of feed bin was damaged, can form metal leakage, the electric leakage micropore, resistance value and air gap density here are all very little, when the detection section 34 of electrified high voltage passed through, just impel the air gap to puncture and produce spark discharge, give the central control operating system 4 feedback a pulse signal through the data line simultaneously, central control operating system 4 is through calculating step motor 2's rotation angle and combining the height at the detection section 34 place of feedback pulse signal, fix a position feed bin PTFE coating damaged area, the user only needs to handle 8 leak source of feed bin according to the 8 damaged leak source position information of feed bin that show on the central control operating system 4 in time.
As shown in fig. 1, each detection rod is divided into a plurality of detection segments 34 by an insulation sheet 35 from top to bottom, the detection rod is divided into a plurality of detection segments 34, the inner wall surface of the storage bin 8 can be scanned in a hierarchical (different heights) cycle mode, and the central control operation system 4 positions the damaged area of the PTFE coating of the storage bin by calculating the rotation angle of the stepping motor 2 and combining the height of the detection segment 34 which feeds back a pulse signal.
The detection rod is connected with the stirring rod 1 through a connecting rod 6. The connecting rod 6 and the stirring rod 1 may be made of an insulating material, or may have an insulating coating applied to the surface thereof.
And cavities for accommodating the lead and the data line are arranged in the stirring rod 1 and the connecting rod 6, and the cavity of the stirring rod 1 is communicated with the cavity of the connecting rod 6. The wires connecting the power supply and the detection section 34 and the data wires connecting the detection section 34 and the central control operating system 4 are all transmitted through the cavity. Since the conductive line and the data line are both located in the cavity, the specific location of the data line and the conductive line is not shown in the drawings of the present invention.
The outer wall surface of puddler 1 is equipped with stirring vane 11, stirring vane 11 spiral is around puddler 1 periphery and along puddler 1 axial extension. The stirring blade 11 is arranged at the bottom of the stirring rod 1, and the stirring blade 11 can also be made of an insulating material or can be coated with an insulating coating on the surface.
Stirring vane 11 set up the ejection of compact of material in can assisting feed bin 8, avoids gluing the unable smooth unloading of viscidity because of the material, also can avoid this feed bin online damage detection device at the idle loss of testing process.
The upper end periphery of the stirring rod 1 is sleeved with a protective sleeve 12.
The top cap of feed bin 8 is equipped with the through-hole that holds puddler 1 and penetrate, and during puddler 1 stretched into feed bin 8, the upper end of puddler 1 was located the through-hole department of 8 top caps of feed bin, and when protective sheath 12 set up and prevented puddler 1 from rotating, the through-hole edge of 8 top caps of feed bin was with the wearing and tearing of 1 outer wall of puddler. The protective sleeve 12 may be made of a flexible material and may be surface coated with a lubricant.
The central control operating system 4 comprises a power supply control module, a stepping motor control module, a data receiving module, a data processing module, a data storage module and a display module;
the power supply control module controls the power supply to be switched on and off;
the stepping motor control module is used for controlling the rotating angle of the stepping motor;
the data receiving module receives the pulse signal fed back by the detection section 34 through the data line;
the data processing module is used for positioning the PTFE coating damaged area of the storage bin by combining the rotation angle data of the stepping motor 2 and the height of the detection section 34 which feeds back the pulse signal;
the data storage module is used for storing position data of a PTFE coating damaged area of the storage bin and the number of corresponding pulse signals fed back by the detection section 34;
the display module is used for displaying the position data of the damaged area of the PTFE coating of the bin and the number of corresponding pulse signals fed back by the detection section 34.
And the data processing module analyzes and processes the data accumulated by the data storage module to obtain a relation curve between the damaged area of the PTFE coating of the storage bin and the number of the pulse signals fed back by the corresponding detection section 34. The curve can be displayed by the display module. The curve is a service life curve chart of the PTFE coating in each area of the storage bin 8.
When the online breakage detection device for the storage bin is actually used, the service life curve graph of the PTFE coating in each area of the storage bin 8 in a certain time period can be adjusted at any time according to needs, and the breakage degree of the PTFE coating in each area of the storage bin 8 can be known. The user can arrange in advance to investigate the coating and overhaul according to the analysis result of the control operating system 4 on the damage degree of the PTFE coating of the storage bin. A breakage alarm may also be provided in the central operating system 4, which sounds when a pulse signal alarm is received.
The central control operating system 4 is also provided with a grounding wire 7. When the online breakage detection device for the storage bin detects the storage bin 8, the surface voltage formed by the leakage of the storage bin 8 is grounded through the grounding wire 7, and the damage to a human body caused by the voltage of the outer wall of the storage bin 8 is avoided.
The use method of the online breakage detection device for the storage bin is approximately as follows: the on-line breakage detection device of the storage bin is placed in the storage bin 8, and the fact that no sundries exist in the storage bin 8 and the equipment running conditions are met is firstly confirmed; and then, the central control operation system 4 is started, the power supply is controlled to be electrified on the system, the stepping motor 2 is started, and the detection rod rotates along with the stirring rod 1 to detect the storage bin 8.
It should be noted that the above mentioned embodiments are only preferred embodiments of the present invention, and it should be noted that those skilled in the art can make various changes, improvements and modifications without departing from the spirit of the present invention, and these changes, improvements and modifications should be construed as the protection scope of the present invention.
Claims (7)
1. The utility model provides an online damaged detection device of feed bin which characterized in that: the device comprises a stirring rod (1) which extends longitudinally and is inserted into a storage bin (1), a stepping motor (2) which controls the stirring rod (1) to rotate around the central axis of the stirring rod, a detection rod connected with the stirring rod (1), a power supply and a central control operation system (4);
the detection rod rotates along with the stirring rod (1) for one circle to sweep an area to cover the inner wall surface of the whole storage bin (8); a plurality of insulating sheets (35) are arranged on the detection rod at intervals from top to bottom, the insulating sheets (35) divide the detection rod into a plurality of detection sections (34), the detection sections (34) are made of conductive materials, and the power supply is connected with the detection sections (34) to electrify the detection sections (34); each detection section (34) is connected with the central control operation system (4) through a data line;
the detection section (34) is electrified, the detection section (34) is in contact with the PTFE coating damage area of the storage bin to discharge electricity, pulse signals are fed back to the central control operation system (4) through the data line, and the central control operation system (4) positions the PTFE coating damage area of the storage bin by calculating the rotation angle of the stepping motor (2) and combining the height of the detection section (34) feeding back the pulse signals.
2. The online breakage detection device for the storage bin of claim 1, characterized in that: the detection rods are divided into an upper detection rod (31), a middle detection rod (32) and a lower detection rod (33) which are sequentially distributed from top to bottom; the upper detection rod (31) rotates along with the stirring rod (1) to detect the inner wall surface of the upper part of the storage bin (8), the middle detection rod (32) rotates along with the stirring rod (1) to detect the inner wall surface of the middle part of the storage bin (8), and the lower detection rod (33) rotates along with the stirring rod (1) to detect the inner wall surface of the lower part of the storage bin (8); the sum of the longitudinal heights of the upper detection rod (31), the middle detection rod (32) and the lower detection rod (33) is equal to the height of the storage bin (8); the upper detection rod (31), the middle detection rod (32) and the lower detection rod (33) are divided into a plurality of detection sections (34) by insulating sheets (35) which are distributed from top to bottom at intervals.
3. The online breakage detection device for the storage bin of claim 1, characterized in that: the detection rod is connected with the stirring rod (1) through a connecting rod (6).
4. The online breakage detection device for the storage bin of claim 1, characterized in that: the outer wall face of puddler (1) is equipped with stirring vane (11), stirring vane (11) spiral is encircleed in puddler (1) periphery and is followed puddler (1) axial extension.
5. The online breakage detection device for the storage bin of claim 1, characterized in that: the central control operating system (4) comprises a power supply control module, a stepping motor control module, a data receiving module, a data processing module, a data storage module and a display module;
the power supply control module controls the power supply to be switched on and off;
the stepping motor control module is used for controlling the rotating angle of the stepping motor;
the data receiving module receives the pulse signal fed back by the detection section (34) through a data line;
the data processing module is used for positioning the PTFE coating damaged area of the storage bin by combining the rotation angle data of the stepping motor and the height of the detection section (34) of the feedback pulse signal;
the data storage module is used for storing position data of a PTFE coating damaged area of the storage bin and the number of corresponding pulse signals fed back by the detection section (34);
the display module is used for displaying the position data of the damaged area of the PTFE coating of the storage bin and the number of corresponding pulse signals fed back by the detection section (34).
6. The online breakage detection device for the storage bin of claim 5, wherein: and the data processing module analyzes and processes the data accumulated by the data storage module to obtain a relation curve between the damaged area of the PTFE coating of the storage bin and the number of the pulse signals fed back by the corresponding detection section (34).
7. The online breakage detection device for the storage bin of claim 5, wherein: the central control operation system (4) is also provided with a grounding wire (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010231082.6A CN111443129A (en) | 2020-03-27 | 2020-03-27 | Online damaged detection device of feed bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010231082.6A CN111443129A (en) | 2020-03-27 | 2020-03-27 | Online damaged detection device of feed bin |
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| Publication Number | Publication Date |
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| CN111443129A true CN111443129A (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010231082.6A Pending CN111443129A (en) | 2020-03-27 | 2020-03-27 | Online damaged detection device of feed bin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178399A (en) * | 2022-09-08 | 2022-10-14 | 靖江市润新表面工程技术有限公司 | Test system of insulating coating |
-
2020
- 2020-03-27 CN CN202010231082.6A patent/CN111443129A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178399A (en) * | 2022-09-08 | 2022-10-14 | 靖江市润新表面工程技术有限公司 | Test system of insulating coating |
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