CN113046515A - Safety indicating device for converter platform - Google Patents
Safety indicating device for converter platform Download PDFInfo
- Publication number
- CN113046515A CN113046515A CN202110318340.9A CN202110318340A CN113046515A CN 113046515 A CN113046515 A CN 113046515A CN 202110318340 A CN202110318340 A CN 202110318340A CN 113046515 A CN113046515 A CN 113046515A
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- CN
- China
- Prior art keywords
- detector column
- laser
- traffic light
- walkway
- plc
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4673—Measuring and sampling devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention discloses a safety indicating device for a converter platform, which relates to the technical field of smelting equipment and comprises a traffic light tower, a traffic light, a left detector column, a right detector column, a PLC (programmable logic controller), a freely swinging focusing illuminator and a signal receiver, wherein the right detector column, the PLC, the signal receiver and the signal receiver are arranged opposite to the left detector column; when the overhead traveling crane is not positioned above the walkway, the green light is lightened by the traffic light; when the overhead traveling crane is positioned above the walkway, the traffic light lights the red light and gives an alarm; when the steel ladle shields the laser of the laser detector, the focusing illuminator swings and irradiates on the position of the walkway below the steel ladle. The invention effectively prevents ground workers from being endangered when the steel ladle passes through, lightens the working pressure of the workers and avoids safety accidents.
Description
Technical Field
The invention relates to the technical field of smelting equipment, in particular to a safety indicating device for a converter platform.
Background
In recent years, with the continuous development of iron and steel enterprises, the productivity and scale of the enterprises are continuously enlarged, and the safety accidents therewith are also continuously increased. The metallurgical crown block is one of important devices in iron and steel enterprises, belongs to the field of special device management, and is of great importance to enterprise production and safety indexes on how to improve the safety of the metallurgical crown block.
At present, a single PLC output circuit, a single electric control circuit and a single contactor main contact are mostly adopted for the main/auxiliary lifting and the cart traveling of a metallurgical crown block of a steel enterprise to control a band-type brake contactor, when a fault phenomenon occurs, the main circuit of the metallurgical crown block cannot be powered off, so that the metallurgical crown block has the risks of hanging object falling and molten steel splashing, the personal safety of ground post personnel and equipment safety are seriously threatened, and once the fault occurs, huge losses are brought to the safety and economy of the enterprise.
At present, passage platforms are used for constantly reminding passing personnel to avoid a steel ladle iron-adding overhead trolley by the part-time personnel; due to slight negligence, the overhead travelling crane passes by the personnel, molten iron splashing and the like threaten the passing staff all the time, and the staff can be endangered or the staff can be injured.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a safety indicating device for a converter platform, which effectively prevents ground workers from being endangered when a steel ladle passes through, reduces the working pressure of part-time safety workers and avoids safety accidents.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a safety indicating device for a converter platform comprises a traffic light tower arranged on one side of a walkway, a traffic light fixedly connected above the traffic light tower, a left detector column vertically arranged on the left side of the walkway, a right detector column arranged on the right side of the walkway and opposite to the left detector column, a PLC (programmable logic controller), a freely-swinging focusing lamp higher than a crown block in position, and signal receivers arranged obliquely above the left detector column and the right detector column, wherein the PLC is communicated with the crown block; when the overhead traveling crane is not positioned above the walkway, the green light is lightened by the traffic light; when the overhead traveling crane is positioned above the walkway, the PLC controller sends an operation signal to the traffic light tower, the traffic light tower receives the signal and sends the signal to the traffic light, and the traffic light lights the red light and gives an alarm; when the steel ladle shields the laser of the laser detector, the PLC judges whether the steel ladle is positioned at a specific position above the walkway or not, and the PLC controls the focusing lamp to swing and irradiate on the position of the walkway below the steel ladle.
The technical scheme of the invention is further improved as follows: the left detector column and the right detector column are provided with laser detectors which are positioned on the opposite surfaces of the left detector column and the right detector column.
The technical scheme of the invention is further improved as follows: the intersection points of the laser lines emitted by the laser detectors on the left detector column and the right detector column are positioned behind the walkway, and no more than two laser lines emitted by the laser detectors intersected with the laser line emitted by one laser detector are provided.
The technical scheme of the invention is further improved as follows: the illumination pattern of the photodetector is a red square ring pattern.
The technical scheme of the invention is further improved as follows: the focusing illumination lamp is located on one side opposite to the crown block, and the left detector column and the right detector column are located between the focusing illumination lamp and the crown block.
The technical scheme of the invention is further improved as follows: the PLC controller comprises a power supply module, a PLC, a digital input function module and an analog output function module.
Due to the adoption of the technical scheme, the invention has the technical progress that:
the invention effectively prevents ground workers from being endangered when the steel ladle passes through, lightens the working pressure of part-time safety personnel and avoids safety accidents.
The positions of the steel ladles are effectively measured through the laser detectors on the left detector column and the right detector column, and the intersection points of lines of laser emitted by the laser detectors on the left detector column and the right detector column are located behind the walkway, so that the positions of the steel ladles can be measured without entering the range of the walkway, and the situation that the detection device is arranged above the steel ladles and is easily damaged due to the fact that the detection device is located above high temperature is avoided.
The laser lines emitted by the laser detectors on the left detector column and the right detector column are crossed, the specific position of the steel ladle is accurately measured, the measurement difficulty is reduced, and the measurement cost is reduced.
Through setting up warning platform traffic lights alarm device and reminding the personnel of passing.
The irradiation pattern of the light detector is a red square annular pattern, the horizontal position of the ladle is obviously highlighted, the position sub-boundary is clearly marked, and the square pattern effectively shows real-time movement and specific position of the graph line.
The focusing illumination lamp is located one side opposite to the crown block, and the left detector column and the right detector column are located between the focusing illumination lamp and the crown block, so that the swinging range of the focusing illumination lamp is enlarged, and the focusing illumination lamp is prevented from being damaged by high temperature.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of another form of the present invention;
FIG. 3 is a schematic view of the laser detector of the present invention detecting light;
the system comprises a crane, a traffic light tower, a traffic light, a walkway, a crane rail, a left detector column, a right detector column, a laser detector, a laser lamp and a focusing lamp, wherein the crane comprises 1, the crane, 2, the traffic light tower, 3, the traffic light, 4, the walkway, 5, the crane rail, 6, the left detector column, 7, the right detector column, 8, the laser detector.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
as shown in fig. 1, 2 and 3, a safety indicating device for a converter platform comprises a traffic light tower 2, a traffic light 3, a left detector column 6, a right detector column 7, a PLC controller, a focusing illuminator 9 and a signal receiver. Traffic light tower 2 sets up in 4 one sides of pavement, and traffic lights 3 fixed connection are in 2 tops of traffic light tower, and left side detector post 6 sets up in 4 left sides of pavement, and right side detector post 7 sets up in 4 right sides of pavement, and left side detector post 6 and the vertical setting of right side detector post 7, the two sets up relatively. The focusing lamp 9 is positioned higher than the crown block 1, and the focusing lamp 9 can freely swing. Antennas are arranged on the overhead travelling crane 1 and the traffic light 3, and a signal receiver is arranged obliquely above the left detector column 6 and the right detector column 7. The PLC is communicated with the crown block 1, a plurality of laser detectors 8 are vertically and uniformly arranged on the left detector column 6 and the right detector column 7, lines of laser emitted by the laser detectors 8 on the left detector column 6 and the right detector column 7 are obliquely arranged, and lines of laser emitted by the laser detectors 8 on the left detector column 6 and the right detector column 7 are crossed; when the overhead traveling crane 1 is not positioned above the walkway 4, the traffic light 3 lights the green light; when the overhead traveling crane 1 is positioned above the walkway 4, the PLC controller sends an operation signal to the traffic light tower 2, the traffic light tower 2 receives the signal and sends a signal to the traffic light 3, and the traffic light 3 lights the red light and gives an alarm; when the steel ladle shields the laser of the laser detector 8, the PLC judges whether the steel ladle is positioned at a specific position above the walkway 4, and the PLC controls the focusing lamp 9 to swing and irradiate on the position of the walkway 4 below the steel ladle.
In a vertical plane, the lines of laser light emitted by the laser detectors 8 on the left and right detector columns 6, 7 cross each other when viewed from the front. In this case, there are two cases, the first is that the left detector column 6 and the right detector column 7 are arranged such that the laser detector 8 is located on the opposite side of the left detector column 6 and the right detector column 7. At the moment, the intersection point of the laser lines emitted by the laser detectors 8 on the left detector column 6 and the right detector column 7 is positioned above the walkway 4; in the second case, the intersection point of the lines of the laser beams emitted from the laser detectors 8 on the left detector column 6 and the right detector column 7 is located behind the walkway 4, and no more than two lines of the laser beams emitted from the laser detectors 8 intersect with one line of the laser beams emitted from one laser detector 8. The intersection points of the lines of the laser emitted by the laser detectors 8 on the left detector column 6 and the right detector column 7 are located on a corrugated profiled surface.
The illumination pattern of the photodetector 8 is a red square ring pattern.
The focusing illumination lamp 9 is positioned on one side opposite to the crown block 1, and the left detector column 6 and the right detector column 7 are positioned between the focusing illumination lamp 9 and the crown block 1.
The PLC controller comprises a power module, a PLC, a digital input function module and an analog output function module, and is arranged inside the overhead traveling crane 1.
When the overhead traveling crane carries out iron adding operation, the PLC program controls and sends an operation signal, the lighthouse receives the signal and gives a red light and gives an alarm to remind passing pedestrians to stop moving forwards; when the person is in a stagnation state, the person is not allowed to stop above the sidewalk, which is a safety requirement, so that the person does not have a state of traffic failure when the person stops, and the person confirms the green light and safely passes the traffic.
Claims (6)
1. The utility model provides a converter is safety indicating device for platform which characterized in that: the traffic light tower comprises a traffic light tower (2) arranged on one side of a walkway (4), a traffic light (3) fixedly connected above the traffic light tower (2), a left detector column (6) vertically arranged on the left side of the walkway (4), a right detector column (7) vertically arranged on the right side of the walkway (4) and arranged opposite to the left detector column (6), a PLC (programmable logic controller), a freely swinging focusing lamp (9) with a position higher than that of a crown block (1), and signal receivers arranged obliquely above the left detector column (6) and the right detector column (7), wherein the PLC is communicated with the crown block (1), a plurality of laser detectors (8) are vertically and uniformly arranged on the left detector column (6) and the right detector column (7), the laser detectors (8) on the left detector column (6) and the right detector column (7) are obliquely arranged, and the laser detectors (8) on the left detector column (6) and the right detector column (7) are obliquely arranged Line crossing; when the overhead traveling crane (1) is not positioned above the walkway (4), the traffic light (3) lights the green light; when the overhead traveling crane (1) is positioned above the walkway (4), the PLC sends an operation signal to the traffic light tower (2), the traffic light tower (2) receives the signal and sends a signal to the traffic light (3), and the traffic light (3) lights the traffic light and gives an alarm; when the steel ladle shields the laser of the laser detector (8), the PLC judges whether the steel ladle is positioned at a specific position above the walkway (4), and the PLC controls the focusing illuminator (9) to swing and irradiate on the position of the walkway (4) below the steel ladle.
2. The safety indicator for converter platforms as set forth in claim 1, wherein: the left detector column (6) and the right detector column (7) are provided with a laser detector (8) which is positioned on the opposite surface of the left detector column (6) and the right detector column (7).
3. The safety indicator for converter platforms as set forth in claim 1, wherein: the intersection point of the laser lines emitted by the laser detectors (8) on the left detector column (6) and the right detector column (7) is positioned behind the walkway (4), and no more than two laser lines emitted by the laser detectors (8) intersected with the laser line emitted by one laser detector (8).
4. The safety indicator for converter platforms as set forth in claim 1, wherein: the illumination pattern of the light detector (8) is a red square ring pattern.
5. The safety indicator for converter platforms as set forth in claim 1, wherein: the focusing illumination lamp (9) is located on one side opposite to the overhead traveling crane (1), and the left detector column (6) and the right detector column (7) are located between the focusing illumination lamp (9) and the overhead traveling crane (1).
6. The safety indicator for converter platforms as set forth in claim 1, wherein: the PLC controller comprises a power supply module, a PLC, a digital input function module and an analog output function module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110318340.9A CN113046515A (en) | 2021-03-25 | 2021-03-25 | Safety indicating device for converter platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110318340.9A CN113046515A (en) | 2021-03-25 | 2021-03-25 | Safety indicating device for converter platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113046515A true CN113046515A (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110318340.9A Pending CN113046515A (en) | 2021-03-25 | 2021-03-25 | Safety indicating device for converter platform |
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| Country | Link |
|---|---|
| CN (1) | CN113046515A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202584330U (en) * | 2012-04-19 | 2012-12-05 | 上海金磐电子有限公司 | Improved composite intelligent-type laser intrusion detector |
| CN202625647U (en) * | 2012-06-14 | 2012-12-26 | 武汉钢铁(集团)公司 | Alarm system of travelling crane |
| CN203134053U (en) * | 2013-03-14 | 2013-08-14 | 陈盛友 | Laser detector |
| CN206872302U (en) * | 2017-06-09 | 2018-01-12 | 王翰帅 | A kind of safety alarm device of workshop movement lifting appliance |
| CN107734742A (en) * | 2017-09-22 | 2018-02-23 | 武汉钢铁重工集团有限公司 | A kind of illuminator and safety monitoring system |
| CN207243273U (en) * | 2017-08-22 | 2018-04-17 | 南京钢铁股份有限公司 | A kind of overhead traveling crane passes through ground warning device |
| CN110093475A (en) * | 2019-04-24 | 2019-08-06 | 芜湖新兴铸管有限责任公司 | Furnace rear slag stopping vehicle automatic control system |
| US20200224523A1 (en) * | 2019-01-15 | 2020-07-16 | Schlumberger Technology Corporation | Utilizing Vision Systems at a Wellsite |
-
2021
- 2021-03-25 CN CN202110318340.9A patent/CN113046515A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202584330U (en) * | 2012-04-19 | 2012-12-05 | 上海金磐电子有限公司 | Improved composite intelligent-type laser intrusion detector |
| CN202625647U (en) * | 2012-06-14 | 2012-12-26 | 武汉钢铁(集团)公司 | Alarm system of travelling crane |
| CN203134053U (en) * | 2013-03-14 | 2013-08-14 | 陈盛友 | Laser detector |
| CN206872302U (en) * | 2017-06-09 | 2018-01-12 | 王翰帅 | A kind of safety alarm device of workshop movement lifting appliance |
| CN207243273U (en) * | 2017-08-22 | 2018-04-17 | 南京钢铁股份有限公司 | A kind of overhead traveling crane passes through ground warning device |
| CN107734742A (en) * | 2017-09-22 | 2018-02-23 | 武汉钢铁重工集团有限公司 | A kind of illuminator and safety monitoring system |
| US20200224523A1 (en) * | 2019-01-15 | 2020-07-16 | Schlumberger Technology Corporation | Utilizing Vision Systems at a Wellsite |
| CN110093475A (en) * | 2019-04-24 | 2019-08-06 | 芜湖新兴铸管有限责任公司 | Furnace rear slag stopping vehicle automatic control system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210629 |
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| RJ01 | Rejection of invention patent application after publication |