CN220153812U - Ash leakage detection device for ash conveying pipeline cluster - Google Patents
Ash leakage detection device for ash conveying pipeline cluster Download PDFInfo
- Publication number
- CN220153812U CN220153812U CN202321616758.9U CN202321616758U CN220153812U CN 220153812 U CN220153812 U CN 220153812U CN 202321616758 U CN202321616758 U CN 202321616758U CN 220153812 U CN220153812 U CN 220153812U
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- China
- Prior art keywords
- laser
- receiver
- emitter
- ash
- conveying pipeline
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- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 4
- 239000002956 ash Substances 0.000 description 27
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model belongs to the technical field of leakage detection and alarm of ash conveying pipelines, and relates to an ash leakage detection device of an ash conveying pipeline cluster, wherein a laser emitting device for emitting planar laser beams and a laser receiving device for receiving the planar laser beams are respectively arranged on two support frames, the laser emitting device and the laser receiving device are positioned on the same plane, and an analysis device for judging the light intensity change is electrically connected to one side of the laser receiving device; the laser emission device and the laser receiving device are respectively installed on the side surfaces of the two support frames, and meanwhile the laser emission device and the laser receiving device are located on the same plane, so that planar laser beams emitted by the laser emission device are received by the laser receiving device, when the ash conveying pipeline cluster is damaged and leaked, dust can shield the planar laser beams, the brightness received by the laser receiving device changes, and an alarm is emitted after the analysis device judges that the brightness received by the laser receiving device changes.
Description
Technical Field
The utility model relates to an ash conveying pipeline cluster of a thermal power plant, in particular to an ash leakage detection alarm device in the ash conveying pipeline cluster.
Background
An ash conveying pipeline cluster is arranged in a thermal power plant, fly ash is conveyed in the pipeline, and when the ash conveying pipeline leaks, the ash conveying pipeline needs to be found and treated in time; the existing ash leakage detection device generally adopts a linear detector, the linear detector utilizes the infrared correlation principle, if foreign matter is blocked in the middle, the receiving device can not receive infrared light beams, and the correlation area is judged to find the foreign matter, so that an alarm is generated; the device is widely applied to security systems and has the characteristics of simple structure, convenient installation and the like; but the infrared energy is low, the anti-interference performance is poor, the correlation distance is limited, the principle is point-to-point detection, the defect of insufficient detection range can be overcome by increasing the number of infrared correlation devices, and a plurality of dead areas exist when the device is used for detecting leakage of an ash conveying pipeline cluster.
Disclosure of Invention
The utility model provides an ash leakage detection device of an ash conveying pipeline cluster, which solves the technical problems of limited detection distance and limited detection range of the existing detection device.
The utility model solves the technical problems by the following technical proposal:
the utility model provides a ash leakage detection device of ash conveying pipeline cluster, includes the support frame to and install the ash conveying pipeline cluster in the support frame upper end, the support frame is provided with two, and two support frames install the laser emission device that is used for the plane laser beam of emission respectively and be used for receiving the laser receiving arrangement of plane laser beam, and laser emission device and laser receiving arrangement are located the coplanar, one side electricity of laser receiving arrangement is connected with the analytical equipment that is used for judging light intensity variation, and analytical equipment and support frame fixed connection, laser emission device's internally mounted has the laser emitter that is used for transmitting laser, laser emission device's internally mounted still has the short burnt mirror that is used for dispersing into plane laser beam to the light, laser receiving arrangement's internally mounted has the receiver concave mirror that is used for receiving laser, laser receiving arrangement's internally mounted still has the long burnt mirror that is used for converging plane laser beam.
As an optimal technical scheme of the leakage detection alarm device for the laser correlation ash conveying pipeline, the short focus lens comprises an emitter concave lens and an emitter convex lens, wherein the emitter concave lens is positioned at the focus of the emitter convex lens, and the emitter concave lens is positioned at one side of a laser emitter.
As an optimal technical scheme of the leakage detection alarm device for the laser correlation ash conveying pipeline, the long focus lens comprises a receiver convex lens and a laser receiver, wherein the receiver convex lens is positioned at the focus of the laser receiver, and the receiver convex lens is positioned at one side of the receiver concave lens.
As an optimal technical scheme of the laser opposite-emission ash conveying pipeline leakage detection alarm device, the laser emission device further comprises an emitter shell used for mounting a laser emitter, an emitter concave mirror and an emitter convex mirror, and an emitter transparent plate used for protection is mounted on the side surface of the emitter shell.
As a preferable technical scheme of the leakage detection alarm device for the laser correlation ash conveying pipeline, the laser receiving device further comprises a receiver shell used for mounting a receiver concave mirror, a receiver convex mirror and a laser receiver, and a receiver transparent plate used for protection is mounted on the side surface of the receiver shell.
As a preferable technical scheme of the leakage detection alarm device for the laser opposite-emission ash conveying pipeline, the laser emission device and the laser receiving device form leakage detection assemblies, four groups of the laser emission device and the laser receiving device are arranged, and the four groups of the leakage detection assemblies are respectively positioned at the upper, lower, left and right directions of the ash conveying pipeline cluster.
The laser emission device and the laser receiving device are respectively arranged on the side surfaces of the two support frames, and are positioned on the same plane, so that planar laser beams emitted by the laser emission device are conveniently received by the laser receiving device, when a dust conveying pipeline cluster is damaged and leaked, dust can shield the planar laser beams, brightness received by the laser receiving device changes, an analysis device judges that the brightness received by the laser receiving device changes and then gives out an alarm, so that leakage of the dust conveying pipeline cluster is conveniently detected, and meanwhile, a laser emitter for emitting laser and a short focal mirror for dispersing light into a plane are arranged in the laser emission device, so that the laser forming plane is conveniently formed, and a receiver concave mirror for receiving the laser and a long focal mirror for converging the light are arranged in the laser receiving device, so that the laser of the dispersed plane can be conveniently detected in an improved range; through the short focal lens formed by the emitter concave lens and the emitter convex lens, the emitter concave lens is positioned at the focus of the emitter convex lens, so that the emitter concave lens can be used for preliminary dispersion of laser emitted by the laser emitter, and meanwhile, the emitter convex lens can be used for dispersing the light emitted by the emitter concave lens, so that the laser distribution area is increased; through the long-focus lens that comprises receiver convex lens and laser receiver, and receiver convex lens is located the focus department of laser receiver, and the laser receiver of being convenient for converges the face laser beam, and laser after gathering simultaneously again converges into the line through the laser receiver to the laser that is convenient for assemble into the line is received through the receiver concave lens.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of a laser transmitter and a laser receiver according to the present utility model;
FIG. 3 is a schematic diagram of a laser transmitter and a laser receiver according to the present utility model;
in the figure: 1. a support frame; 2. ash conveying pipeline clusters; 3. a laser emitting device; 31. an emitter housing; 32. an emitter transparent plate; 33. a laser emitter; 34. an emitter concave mirror; 35. a transmitter convex mirror; 4. a laser receiving device; 41. a receiver housing; 42. a receiver transparent plate; 43. a receiver concave mirror; 44. a receiver convex mirror; 45. a laser receiver; 5. an analysis device.
Description of the embodiments
The utility model is described in detail below with reference to the attached drawing figures:
the utility model provides a ash leakage detection device of ash conveying pipeline cluster, includes support frame 1, is provided with ash conveying pipeline cluster 2 on support frame 1, is provided with the laser emission device 3 that is used for transmitting planar laser beam and is used for receiving planar laser beam's laser receiving arrangement 4 on the support frame 1 of ash conveying pipeline cluster 2 one side respectively, and laser emission device 3 and laser receiving arrangement 4 are the setting in the coplanar, are connected with the analytical equipment 5 that is used for judging the light intensity variation on laser receiving arrangement 4 electricity, and analytical equipment 5 sets up on support frame 1, the internally mounted of laser emission device 3 has the laser emitter 33 that is used for transmitting laser, the internally mounted of laser emission device 3 still has the short focal mirror that is used for the light to scatter into planar laser beam, the internally mounted of laser receiving arrangement 4 has the receiver concave mirror 43 that is used for receiving laser beam, the internally mounted of laser receiving arrangement 4 still has the long focal mirror that is used for converging planar laser beam.
The short focal lens includes an emitter concave lens 34 and an emitter convex lens 35, with the emitter concave lens 34 being located at the focal point of the emitter convex lens 35 and the emitter concave lens 34 being located on one side of the laser emitter 33.
The tele mirror comprises a receiver convex mirror 44 and a laser receiver 45, and the receiver convex mirror 44 is located at the focal point of the laser receiver 45, and the receiver convex mirror 44 is located on one side of the receiver concave mirror 43.
The laser emitting device 3 further includes an emitter housing 31 for mounting the laser emitter 33, an emitter concave mirror 34, and an emitter convex mirror 35, and an emitter transparent plate 32 for protection is mounted on a side surface of the emitter housing 31.
The laser light receiving device 4 further includes a receiver housing 41 for mounting the receiver concave mirror 43, the receiver convex mirror 44, and the laser light receiver 45, and a receiver transparent plate 42 for protection is mounted on a side surface of the receiver housing 41.
The laser emission device 3 and the laser receiving device 4 form a leakage point detection assembly, and the laser emission device 3 and the laser receiving device 4 are provided with four groups of leakage point detection assemblies which are respectively positioned at the upper, lower, left and right positions of the ash conveying pipeline cluster 2.
Claims (6)
1. The utility model provides a ash leakage detection device of ash conveying pipeline cluster, including support frame (1), be provided with ash conveying pipeline cluster (2) on support frame (1), a serial communication port, on support frame (1) of ash conveying pipeline cluster (2) one side, be provided with respectively and be used for emitting laser emitter (3) of planar laser beam and be used for receiving laser receiver (4) of planar laser beam, laser emitter (3) are in the coplanar with laser receiver (4), be connected with on laser receiver (4) analysis device (5) that are used for judging light intensity variation, and analysis device (5) set up on support frame (1), the internally mounted of laser emitter (3) has laser emitter (33) that are used for transmitting laser, the internally mounted of laser emitter (3) still has short burnt mirror that is used for dispersing into planar laser beam to light, the internally mounted of laser receiver (4) has receiver concave mirror (43) that are used for receiving laser, the internally mounted of laser receiver (4) still has the long burnt mirror that is used for gathering planar laser beam.
2. The ash leakage detection device of an ash conveying pipeline cluster according to claim 1, characterized in that the short focus lens comprises an emitter concave lens (34) and an emitter convex lens (35), the emitter concave lens (34) is located at the focal point of the emitter convex lens (35), and the emitter concave lens (34) is located at one side of the laser emitter (33).
3. The ash leakage detection device of an ash conveying pipeline cluster according to claim 2, characterized in that the tele lens comprises a receiver convex lens (44) and a laser receiver (45), and the receiver convex lens (44) is located at the focal point of the laser receiver (45), and the receiver convex lens (44) is located at one side of the receiver concave lens (43).
4. A ash leakage detection arrangement of an ash handling pipeline cluster according to claim 3, characterised in that the laser emitting device (3) further comprises an emitter housing (31) for mounting a laser emitter (33), an emitter concave mirror (34) and an emitter convex mirror (35), and that the side surface of the emitter housing (31) is mounted with an emitter transparent plate (32) for protection.
5. A ash leakage detection arrangement of an ash handling pipeline cluster according to claim 3, characterised in that the laser receiving arrangement (4) further comprises a receiver housing (41) for mounting a receiver concave mirror (43), a receiver convex mirror (44) and a laser receiver (45), and that the side surface of the receiver housing (41) is mounted with a receiver transparent plate (42) for protection.
6. The ash leakage detection device of the ash conveying pipeline cluster according to claim 1, wherein the laser emitting device (3) and the laser receiving device (4) form leakage point detection assemblies, the laser emitting device (3) and the laser receiving device (4) are provided with four groups, and the four groups of leakage point detection assemblies are respectively positioned at four positions of the ash conveying pipeline cluster (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321616758.9U CN220153812U (en) | 2023-06-25 | 2023-06-25 | Ash leakage detection device for ash conveying pipeline cluster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321616758.9U CN220153812U (en) | 2023-06-25 | 2023-06-25 | Ash leakage detection device for ash conveying pipeline cluster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220153812U true CN220153812U (en) | 2023-12-08 |
Family
ID=89017313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321616758.9U Active CN220153812U (en) | 2023-06-25 | 2023-06-25 | Ash leakage detection device for ash conveying pipeline cluster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220153812U (en) |
-
2023
- 2023-06-25 CN CN202321616758.9U patent/CN220153812U/en active Active
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