CN215414040U - Infrared imaging monitoring system of hot blast stove - Google Patents
Infrared imaging monitoring system of hot blast stove Download PDFInfo
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- CN215414040U CN215414040U CN202121243856.3U CN202121243856U CN215414040U CN 215414040 U CN215414040 U CN 215414040U CN 202121243856 U CN202121243856 U CN 202121243856U CN 215414040 U CN215414040 U CN 215414040U
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Abstract
The utility model discloses an infrared imaging monitoring system of a hot blast stove, which comprises: the device comprises a linear walking mechanism, a rotary actuating mechanism, an infrared imaging probe and a control positioning and display device; the linear travelling mechanism is arranged opposite to the hot blast stove; the rotary actuating mechanism is movably arranged on the linear travelling mechanism; the infrared imaging probe is rotatably arranged on the rotary actuating mechanism; the control positioning and display device is in communication connection with the infrared imaging probe and is used for receiving and displaying the temperature field picture information returned by the infrared imaging probe. The infrared imaging monitoring system of the hot blast stove provided by the utility model can expand the coverage range of a single infrared imaging probe and is beneficial to realizing accurate identification of the monitored hot blast stove.
Description
Technical Field
The utility model relates to the technical field of monitoring, in particular to an infrared imaging monitoring system of a hot blast stove.
Background
The hot blast stove system continuously bears strong impact of periodic variation of high temperature and high pressure and erosion of corrosive substances in the circulating furnace burning air supply process. Under the combined action of multiple factors, refractory materials and shells in the hot blast stove and the pipe system, equipment such as a hot blast valve and a corrugated pipe and the like can generate different degrees of structural change and performance change, and along with the increase of the furnace age, the phenomena of local overheating of the hot blast stove system, cracking of a furnace shell and the like often occur, and if the phenomena are not closely concerned and timely treated, serious accidents such as burnthrough and the like can occur.
Therefore, the hot blast stove system needs to be comprehensively monitored for surface temperature, and timely early warning is a necessary means for ensuring safe operation when abnormal change occurs. At present, most blast furnaces monitor the surface temperature of a hot blast stove system by adopting a manual inspection method. The method has the disadvantages of high labor intensity, limited monitoring area, too long monitoring blank time and incapability of effective and comprehensive monitoring. In addition, the furnace shell is cracked and burned through suddenly, so that the personal safety of inspection personnel is threatened.
The infrared thermal imaging temperature measurement technology is developed quickly at present, fixed-point on-line monitoring can replace manual work, but because infrared imaging equipment is expensive and the fixed-point monitoring range is limited, the area of a hot blast stove is wide, and a small number of infrared imaging probes cannot meet the actual application requirements; meanwhile, the development of the dangerous area is a relatively slowly changing process, and the dangerous situation is waited for by long-time fixed-point monitoring and rabbit-keeping mode, which is a waste for the infrared imaging equipment. Therefore, expanding the coverage of a single infrared imaging probe and accurately identifying the monitored target become the key to the popularization and application of the technology.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides an infrared imaging monitoring system of hot-blast furnace, can expand the coverage of single infrared imaging probe, helps realizing accurate discernment to the hot-blast furnace of monitoring.
The utility model provides an infrared imaging monitoring system of a hot blast stove, which comprises:
the linear travelling mechanism is arranged opposite to the hot blast stove;
the rotary actuating mechanism is movably arranged on the linear travelling mechanism;
the infrared imaging probe is rotatably arranged on the rotary actuating mechanism;
and the control positioning and display device is in communication connection with the infrared imaging probe and is used for receiving and displaying the temperature field picture information returned by the infrared imaging probe.
Preferably, the infrared imaging probe is connected with the rotary actuating mechanism in a detachable buckling mode.
Preferably, the bottom of the infrared imaging probe is provided with a spherical protrusion, the rotary actuating mechanism is provided with a spherical groove, and the spherical protrusion is arranged in the spherical groove.
Preferably, the length of the linear traveling mechanism is greater than or equal to 50 meters.
Preferably, a first signal interface is arranged on the control positioning and display device; the first signal interface is connected with the infrared imaging probe and used for receiving the temperature field picture information returned by the infrared imaging probe.
Preferably, a second signal interface is further arranged on the control positioning and display device; the second signal interface is connected with the rotary actuating mechanism and used for outputting a control signal of the rotary actuating mechanism and receiving a feedback signal of the rotary actuating mechanism.
Preferably, a third signal interface is further arranged on the control positioning and display device; and the third signal interface is connected with the linear travelling mechanism and used for outputting a control signal of the linear travelling mechanism and receiving a feedback signal of the linear travelling mechanism.
Preferably, the linear traveling mechanism includes a linear groove and a guide rail disposed in the linear groove.
Preferably, the infrared imaging system comprises two linear traveling mechanisms, two rotary actuating mechanisms and two infrared imaging probes;
the two linear traveling mechanisms are parallel and oppositely arranged; each linear walking mechanism is provided with one rotary executing mechanism, and each rotary executing mechanism is connected with one infrared imaging probe.
Preferably, the two linear traveling mechanisms are positioned on two sides of the hot blast stove, and the distance between the two linear traveling mechanisms and the hot blast stove is equal.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
according to the infrared imaging monitoring system of the hot blast stove, the rotary actuating mechanism is movably arranged on the linear travelling mechanism, the infrared imaging probe is rotatably arranged on the rotary actuating mechanism, the linear travelling mechanism and the rotary actuating mechanism drive the infrared imaging probe to move and rotate, full coverage of infrared imaging monitoring on the hot blast stove is achieved, and a plurality of temperature field pictures of different angles of the hot blast stove are obtained. Because the hot blast stove regions have large similarity, the position of the hot blast stove is difficult to identify only by a single temperature field picture returned by the infrared imaging probe, but the position of a target (namely, the hot blast stove) to be monitored can be accurately determined by a plurality of temperature field pictures at different angles.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a schematic diagram of an infrared imaging monitoring system of a hot blast stove provided by the utility model.
Fig. 2 is a schematic position diagram of two linear traveling mechanisms provided by the utility model.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.
The utility model provides an infrared imaging monitoring system of a hot blast stove, wherein the hot blast stove is a blast furnace hot blast stove, as shown in figure 1, the infrared imaging monitoring system comprises: the device comprises a linear traveling mechanism 3, a rotary executing mechanism 2, an infrared imaging probe 1 and a control positioning and display device 4.
The linear travelling mechanism 3 is arranged opposite to the hot blast stove, and the rotary actuating mechanism 2 is movably arranged on the linear travelling mechanism 3.
In one embodiment, the linear traveling mechanism 3 includes a linear groove and a guide rail disposed in the linear groove. The length of the linear running gear 3 is equal to or greater than 50 meters, preferably 55 meters.
The infrared imaging probe 1 is rotatably arranged on the rotary actuator 2. Specifically, be connected through detachable buckle mode between infrared imaging probe 1 and the rotary actuator 2, rotary actuator 2 drives infrared imaging probe 1 and carries out the rotation about from top to bottom. The rotary actuating mechanism 2 can be driven by the linear travelling mechanism 3 to freely move on the guide rail and simultaneously drive the infrared imaging probe 1 to move.
In one embodiment, the bottom of the infrared imaging probe 1 is provided with a spherical protrusion, the rotary actuator 2 is provided with a spherical groove, and the spherical protrusion is arranged in the spherical groove.
The control positioning and display device 4 is in communication connection with the infrared imaging probe 1 and is used for receiving and displaying the temperature field picture information returned by the infrared imaging probe 1.
The control positioning and display device 4 is provided with a first signal interface. The first signal interface is connected with the infrared imaging probe 1 and is used for receiving temperature field picture information returned by the infrared imaging probe 1.
The control positioning and display device 4 is also provided with a second signal interface; the second signal interface is connected with the rotary actuator 2 and used for outputting a control signal of the rotary actuator 2 and receiving a feedback signal of the rotary actuator 2.
The control positioning and display device 4 is also provided with a third signal interface; the third signal interface is connected with the linear traveling mechanism 3 and used for outputting a control signal of the linear traveling mechanism 3 and receiving a feedback signal of the linear traveling mechanism 3.
In one embodiment, the infrared imaging monitoring system of the hot blast stove comprises two linear traveling mechanisms 3, two rotary executing mechanisms 2 and two infrared imaging probes 1.
Wherein, the two linear traveling mechanisms 3 are parallel and oppositely arranged; each linear travelling mechanism 3 is provided with a rotary executing mechanism 2, and each rotary executing mechanism 2 is connected with an infrared imaging probe 1.
As shown in fig. 2, the number of the hot blast stoves is a plurality of, the hot blast stoves are arranged side by side, the two linear traveling mechanisms 3 are positioned at two sides of the hot blast stoves, and the distance between the two linear traveling mechanisms 3 and the hot blast stoves is equal.
The utility model realizes the full coverage of the infrared imaging monitoring on the hot blast stove, has the functions of fixed-point monitoring, routing inspection and the like, can display the high-temperature point range and the temperature development trend of any area in the monitoring range, gives an alarm in time, and can be stably used for the safety monitoring of the hot blast stove system for a long time.
The infrared imaging monitoring system provided by the utility model is used for monitoring the hot blast stove, and comprises the following steps:
the method comprises the following steps: determining a preset point position;
the infrared imaging probe 1 is moved in all reachable ranges by controlling the rotary actuating mechanism 2 and the linear travelling mechanism 3, monitoring pictures returned by the infrared imaging probe 1 are checked, all positions without repeated monitoring targets are set as preset positions, and position information of the positions is recorded.
Step two: the infrared imaging probe 1 rotates to a preset position needing to be inspected;
and calling the preset position set in the first step, checking a monitoring picture returned by the infrared imaging probe 1, determining the danger level of the position, and determining whether the position needs to be regularly inspected.
Step three: starting the inspection;
set for and patrol and examine time, alarm threshold isoparametric, infrared imaging probe 1 moves and monitors according to the orbit automation of settlement, after each patrols and examines preset position and stay the time of settlement, gets into next preset position, and whole process is automatic completion, only shows alarm information when finding that the monitoring target has overtemperature or temperature rise too fast.
It should be noted that, this embodiment has functions such as fixed point, continuous patrol, regularly single patrol, and the danger level can be selected by the user.
In summary, in the infrared imaging monitoring system of the hot blast stove provided by the utility model, the rotary actuator 2 is movably arranged on the linear travelling mechanism 3, the infrared imaging probe 1 is rotatably arranged on the rotary actuator 2, and the linear travelling mechanism 3 and the rotary actuator 2 drive the infrared imaging probe 1 to move and rotate, so that the hot blast stove is fully covered by infrared imaging monitoring, and a plurality of temperature field pictures of different angles about the hot blast stove are obtained. Because the hot blast stove regions have large similarity, the position of the hot blast stove is difficult to identify only by a single temperature field picture returned by the infrared imaging probe 1, but the position of a target (namely, the hot blast stove) to be monitored can be accurately determined by a plurality of temperature field pictures at different angles.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides an infrared imaging monitoring system of hot-blast furnace which characterized in that includes:
the linear travelling mechanism is arranged opposite to the hot blast stove;
the rotary actuating mechanism is movably arranged on the linear travelling mechanism;
the infrared imaging probe is rotatably arranged on the rotary actuating mechanism;
and the control positioning and display device is in communication connection with the infrared imaging probe and is used for receiving and displaying the temperature field picture information returned by the infrared imaging probe.
2. The infrared imaging monitoring system of the hot blast stove according to claim 1, wherein the infrared imaging probe is connected with the rotary actuator by a detachable snap-fit manner.
3. The infrared imaging monitoring system of the hot blast stove according to claim 2, wherein a spherical protrusion is arranged at the bottom of the infrared imaging probe, a spherical groove is arranged on the rotary actuator, and the spherical protrusion is arranged in the spherical groove.
4. The infrared imaging monitoring system of the hot blast stove according to claim 1, wherein the length of the linear traveling mechanism is 50 meters or more.
5. The infrared imaging monitoring system of the hot blast stove according to claim 1, wherein a first signal interface is arranged on the control positioning and display device; the first signal interface is connected with the infrared imaging probe and used for receiving the temperature field picture information returned by the infrared imaging probe.
6. The infrared imaging monitoring system of the hot blast stove according to claim 5, characterized in that a second signal interface is further arranged on the control positioning and display device; the second signal interface is connected with the rotary actuating mechanism and used for outputting a control signal of the rotary actuating mechanism and receiving a feedback signal of the rotary actuating mechanism.
7. The infrared imaging monitoring system of the hot blast stove according to claim 6, characterized in that a third signal interface is further arranged on the control positioning and display device; and the third signal interface is connected with the linear travelling mechanism and used for outputting a control signal of the linear travelling mechanism and receiving a feedback signal of the linear travelling mechanism.
8. The infrared imaging monitoring system of the hot blast stove according to claim 1, wherein the linear traveling mechanism comprises a linear groove and a guide rail arranged in the linear groove.
9. The infrared imaging monitoring system of the hot blast stove according to claim 1, comprising two linear traveling mechanisms, two rotary actuators, two infrared imaging probes;
the two linear traveling mechanisms are parallel and oppositely arranged; each linear walking mechanism is provided with one rotary executing mechanism, and each rotary executing mechanism is connected with one infrared imaging probe.
10. The infrared imaging monitoring system of the hot blast stove according to claim 9, wherein the two linear traveling mechanisms are located on both sides of the hot blast stove and are equidistant from the hot blast stove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121243856.3U CN215414040U (en) | 2021-06-04 | 2021-06-04 | Infrared imaging monitoring system of hot blast stove |
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| CN202121243856.3U CN215414040U (en) | 2021-06-04 | 2021-06-04 | Infrared imaging monitoring system of hot blast stove |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117587181A (en) * | 2023-11-23 | 2024-02-23 | 建龙西林钢铁有限公司 | Blast furnace tuyere temperature monitoring device and control method thereof |
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2021
- 2021-06-04 CN CN202121243856.3U patent/CN215414040U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117587181A (en) * | 2023-11-23 | 2024-02-23 | 建龙西林钢铁有限公司 | Blast furnace tuyere temperature monitoring device and control method thereof |
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