CN212843006U - Fire detection measuring device with dust removal and decoking structure - Google Patents
Fire detection measuring device with dust removal and decoking structure Download PDFInfo
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- CN212843006U CN212843006U CN202020875157.XU CN202020875157U CN212843006U CN 212843006 U CN212843006 U CN 212843006U CN 202020875157 U CN202020875157 U CN 202020875157U CN 212843006 U CN212843006 U CN 212843006U
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Abstract
The utility model provides a fire detection measuring device with dust removal and decoking structures, which comprises a fixed flow guide component, a movable flow guide component, a fixed flow guide component, a movable flow guide component and a measuring component, wherein the fixed flow guide component is assembled in a device to be measured, the outlet end of the fixed flow guide component extends into the measuring area of the device to be measured, the movable flow guide component is assembled in the fixed flow guide component, a flow guide channel is formed between the movable flow guide component and the fixed flow guide component, the inlet end of the flow guide channel is communicated with a gas supply device or a shock wave device, the fixed flow guide component is assembled at the outlet end of the fixed flow guide component, the movable flow guide component is assembled at the outlet end of the movable flow guide component, an airflow flow guide channel or a shock wave flow guide channel is formed between the movable flow guide component and the fixed flow guide component, the airflow flow guide channel or the shock wave, the measuring end points to the measuring area of the equipment to be measured.
Description
Technical Field
The utility model relates to a measuring device especially relates to a measuring device is examined to fire with dust removal decoking structure.
Background
During the operation of industrial boilers such as pulverized coal boilers in power plants, cement kilns and the like, various measuring devices are often required to measure internal environment parameters, and during measurement, due to the severe environment of high temperature and high fly ash in the industrial boilers, dust deposition and coking are often easily formed on the surface of measuring equipment, so that a measuring channel is blocked, the measuring precision is influenced, the measuring device can be out of work, and adverse effects are brought to smooth production. Therefore, there is a need for a structurally optimized measuring device of this type to overcome the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a measuring device is examined to fire with dust removal decoking structure to in measuring device's operation process to it removes dust and decoking and handles.
The utility model discloses a solve the technical scheme that its technical problem adopted and be:
a fire detection measuring device with a dust and coke removal structure comprises:
the fixed flow guide assembly is assembled in the equipment to be measured, and the outlet end of the fixed flow guide assembly extends into the measurement area of the equipment to be measured;
the movable flow guide assembly is assembled in the fixed flow guide assembly, is matched with the fixed flow guide assembly in shape, can move in the fixed flow guide assembly, forms a flow guide channel between the movable flow guide assembly and the fixed flow guide assembly, is communicated with air supply equipment or shock wave equipment at the inlet end and guides airflow output by the air supply equipment or shock waves sent by the shock wave equipment through the flow guide channel;
the fixed rectifying component is assembled at the outlet end of the fixed flow guide component;
a movable rectifying component which is assembled at the outlet end of the movable flow guide component, is matched with the fixed rectifying component in shape and can move along with the movable flow guide component, an airflow rectifying channel or a shock wave rectifying channel is formed between the movable rectifying component and the fixed rectifying component, the airflow rectifying channel or the shock wave rectifying channel is positioned at the outlet end of the flow guide channel, the rectifying channel rectifies the airflow output by the flow guide channel or the shock wave output by the shock wave equipment, when the airflow rectifying channel is formed between the movable rectifying component and the fixed rectifying component, the inlet end of the flow guide channel is communicated with the air supply equipment, the air supply equipment conveys the airflow to the airflow rectifying channel, the airflow clears away the accumulated dust in the measuring area, when the shock wave rectifying channel is formed between the movable rectifying component and the fixed rectifying component, the inlet end of the flow guide channel is communicated with the shock wave equipment, and the shock wave equipment conveys the shock wave to the shock wave rectifying channel, removing the coking in the measuring area by the shock wave;
the measuring component is assembled in the movable flow guide component and can move along with the movable flow guide component, the measuring end of the measuring component points to the measuring area of the equipment to be measured, and the measuring component measures the area to be measured.
Specifically, the fixed flow guide assembly includes:
the fixed outer guide pipe is embedded in the equipment to be measured, the outlet end of the fixed outer guide pipe extends into the measurement area of the equipment to be measured, the movable flow guide taking piece is located in the fixed outer guide pipe, and the fixed rectifying component is assembled at the outlet end of the fixed outer guide pipe.
Further, the movable diversion assembly includes:
the movable inner guide pipe is positioned in the fixed outer guide pipe and can move along the axial direction of the fixed outer guide pipe, a flow guide channel is formed between the outer wall of the movable inner guide pipe and the inner wall of the fixed outer guide pipe, the measuring assembly is assembled in the movable inner guide pipe, and the movable rectifying assembly is assembled at the outlet end of the movable inner guide pipe.
Further, the fixed rectification assembly includes:
the fixed rectifying end is fixed at the outlet end of the fixed outer guide pipe, a contraction rectifying through hole is formed in the inner wall of the fixed rectifying end and is positioned at the inlet end of the fixed rectifying end, the diameter of the contraction rectifying through hole is gradually reduced along the output direction of air flow or shock wave, an expansion rectifying through hole is further formed in the inner wall of the fixed rectifying end and is positioned at the outlet end of the fixed rectifying end and communicated with the contraction rectifying through hole, the diameter of the expansion rectifying through hole is gradually enlarged along the output direction of the air flow or shock wave, an air flow rectifying channel is formed between the movable rectifying assembly and the contraction rectifying through hole, and a shock wave rectifying channel is formed between the movable rectifying assembly and the expansion rectifying through hole.
Further, the movable rectifying assembly includes:
the outer wall of the movable rectifying end is also provided with an expansion rectifying ring surface which is positioned at the outlet end of the movable rectifying end, and the diameter of the expansion rectifying ring surface is gradually reduced along the output direction of the airflow or the shock wave;
furthermore, an expansion measuring through hole is formed in the movable rectifying end and is located at the outlet end of the movable rectifying end, the diameter of the expansion measuring through hole is gradually enlarged along the measuring direction of the measuring end, and the measuring end of the measuring assembly is exposed out of the expansion measuring through hole.
The utility model has the advantages that:
the measuring device arranges a measuring component in a movable inner conduit, the movable inner conduit is connected with a telescopic mechanism, the movable inner conduit is driven by the telescopic mechanism to move in a fixed outer conduit, a movable rectifying end moves along with the movable rectifying end, when the movable rectifying end moves into a contraction rectifying through hole, a gradually contracted airflow rectifying channel is formed between a contraction rectifying ring surface and the contraction rectifying through hole, at the moment, a flow guide channel is communicated with an air supply device, airflow is compressed in the conveying process and is sprayed out from the expansion rectifying ring surface and the contraction rectifying through hole, positive pressure is formed in the front area of the measuring end to prevent flying ash from invading, when the movable rectifying end moves into the expansion rectifying through hole, a gradually expanded shock wave rectifying channel is formed between the expansion rectifying ring surface and the expansion rectifying through hole, at the moment, the flow guide channel is communicated with a shock wave device, and shock waves are output from the shock wave channel, the coke in front of the measuring end is removed, the use is convenient and flexible, the measuring precision is improved, and the service life of the measuring device is prolonged.
Drawings
FIG. 1 is a schematic view of the measuring condition of the fire detection measuring device with the dust-removing and coke-removing structure provided by the utility model;
FIG. 2 is a schematic view of the decoking condition of the measuring device.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further described with reference to the drawings and the specific embodiments.
As shown in figures 1 and 2, the fire detection measuring device with dust removal and decoking structure provided by the utility model comprises a fixed flow guide component, a movable flow guide component, a fixed flow guide component, a movable flow guide component and a measuring component, wherein the fixed flow guide component is assembled in the equipment to be measured, the outlet end of the fixed flow guide component extends into the measuring area of the equipment to be measured, the movable flow guide component is assembled in the fixed flow guide component and is matched with the fixed flow guide component in shape and can move in the fixed flow guide component, a flow guide channel is formed between the movable flow guide component and the fixed flow guide component, the inlet end of the flow guide channel is communicated with air supply equipment or shock wave equipment, the flow guide channel guides the flow of air output by the air supply equipment or the shock wave sent by the shock wave equipment, the fixed flow guide component is assembled at the outlet end of the fixed flow guide component, the movable flow guide component is assembled at the outlet end, can move along with the movable flow guide component, an airflow rectifying channel or a shock wave rectifying channel is formed between the movable rectifying component and the fixed rectifying component, the airflow rectifying channel or the shock wave rectifying channel is positioned at the outlet end of the flow guide channel, the rectifying channel rectifies the airflow output by the flow guide channel or the shock wave output by the shock wave device, when the airflow rectifying channel is formed between the movable rectifying component and the fixed rectifying component, the inlet end of the flow guide channel is communicated with the air supply device, the air supply device delivers the airflow to the airflow rectifying channel, the airflow clears the deposited dust in the measuring area, when the shock wave rectifying channel is formed between the movable rectifying component and the fixed rectifying component, the inlet end of the flow guide channel is communicated with the shock wave device, the shock wave device delivers the shock wave to the shock wave rectifying channel, the shock wave clears the coking in the measuring area, and the measuring component is assembled in the movable flow guide component, the movable guide assembly can move together, the measuring end points to the measuring area of the equipment to be measured, and the measuring assembly measures the area to be measured.
In this embodiment, the fixed diversion assembly includes a fixed outer conduit 101, the fixed outer conduit is pre-embedded in the device to be tested, the outlet end of the fixed outer conduit extends into the measurement area of the device to be tested, the movable diversion taking member is located in the fixed outer conduit, and the fixed rectification assembly is assembled at the outlet end of the fixed outer conduit.
The movable flow guiding assembly comprises a movable inner guide pipe 201, the movable inner guide pipe is positioned in the fixed outer guide pipe and can move along the axial direction of the fixed outer guide pipe, a flow guiding channel is formed between the outer wall of the movable inner guide pipe and the inner wall of the fixed outer guide pipe, the measuring assembly is assembled in the movable inner guide pipe, and the movable rectifying assembly is assembled at the outlet end of the movable inner guide pipe.
The fixed rectifying component comprises a fixed rectifying end 301, the fixed rectifying end is fixed at the outlet end of the fixed outer guide pipe, a contraction rectifying through hole 302 is formed in the inner wall of the fixed rectifying end and is positioned at the inlet end of the fixed rectifying end, the diameter of the contraction rectifying through hole is gradually reduced along the output direction of air flow or shock wave, an expansion rectifying through hole 303 is further formed in the inner wall of the fixed rectifying end and is positioned at the outlet end of the fixed rectifying end and communicated with the contraction rectifying through hole, the diameter of the expansion rectifying through hole is gradually enlarged along the output direction of the air flow or shock wave, an air flow rectifying channel is formed between the movable rectifying component and the contraction rectifying through hole, and a shock wave rectifying channel is formed between the movable rectifying component and the expansion rectifying through hole.
The movable rectifying assembly comprises a movable rectifying end 401, the movable rectifying end is fixed at the outlet end of the movable inner conduit, the outer wall of the movable rectifying end is provided with a contraction rectifying ring surface 402, the contraction rectifying ring surface is positioned at the inlet end of the movable rectifying end, the diameter of the contraction rectifying ring surface is gradually enlarged along the output direction of the airflow or shock wave, the outer wall of the movable rectifying end is also provided with an expansion rectifying ring surface 403, the expansion rectifying ring surface is positioned at the outlet end of the movable rectifying end, and the diameter of the expansion rectifying ring surface is gradually reduced along the output direction of the airflow or shock wave;
in addition, an expansion measuring through hole 404 is formed in the movable rectifying end and is located at the outlet end of the movable rectifying end, the diameter of the expansion measuring through hole is gradually enlarged along the measuring direction of the measuring end, and the measuring end 501 of the measuring assembly is exposed out of the expansion measuring through hole.
The measuring device is characterized in that a measuring component is arranged in a movable inner guide pipe, the movable inner guide pipe is connected with a telescopic mechanism, the telescopic mechanism drives the movable inner guide pipe to move in a fixed outer guide pipe, a movable rectifying end head moves along with the movable rectifying end head, when the movable rectifying end head moves into a contracted rectifying through hole, a gradually contracted airflow rectifying channel is formed between a contracted rectifying ring surface and the contracted rectifying through hole, the airflow rectifying channel is communicated with an air supply device, airflow is compressed in the conveying process and is sprayed out from the space between an expanded rectifying ring surface and the contracted rectifying through hole (the airflow direction is shown by an arrow in figure 1), positive pressure is formed in the front area of the measuring end head to prevent flying ash intrusion, when the movable rectifying end head moves into the expanded rectifying through hole, a gradually expanded shock wave rectifying channel is formed between the expanded rectifying ring surface and the expanded rectifying through hole, and the airflow rectifying channel, the shock wave is output from the shock wave channel (the shock wave direction is shown by an arrow in figure 2) to remove coking in front of the measuring end head, the use is convenient and flexible, the measuring precision is improved, and the service life of the measuring device is prolonged.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to let the technical personnel in the field understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (6)
1. The utility model provides a measuring device is examined to fire with dust removal decoking structure which characterized in that includes:
the fixed flow guide assembly is assembled in the equipment to be measured, and the outlet end of the fixed flow guide assembly extends into the measurement area of the equipment to be measured;
the movable flow guide assembly is assembled in the fixed flow guide assembly, a flow guide channel is formed between the movable flow guide assembly and the fixed flow guide assembly, and the inlet end of the flow guide channel is communicated with an air supply device or a shock wave device;
the fixed rectifying component is assembled at the outlet end of the fixed flow guide component;
the movable rectifying assembly is assembled at the outlet end of the movable flow guide assembly, an airflow rectifying channel or a shock wave rectifying channel is formed between the movable rectifying assembly and the fixed rectifying assembly, and the airflow rectifying channel or the shock wave rectifying channel is positioned at the outlet end of the flow guide channel;
and the measuring component is assembled in the movable flow guide component, and the measuring end of the measuring component points to the measuring area of the equipment to be measured.
2. The fire detection measuring device with the dust and coke removal structure as claimed in claim 1, wherein the fixed flow guide assembly comprises:
the fixed outer guide pipe is embedded in the equipment to be measured, the outlet end of the fixed outer guide pipe extends into the measurement area of the equipment to be measured, the movable flow guide taking piece is located in the fixed outer guide pipe, and the fixed rectifying component is assembled at the outlet end of the fixed outer guide pipe.
3. The fire detection measuring device with the dust and coke removing structure as claimed in claim 2, wherein the movable flow guide assembly comprises:
the movable inner guide pipe is positioned in the fixed outer guide pipe, a flow guide channel is formed between the outer wall of the movable inner guide pipe and the inner wall of the fixed outer guide pipe, the measuring component is assembled in the movable inner guide pipe, and the movable rectifying component is assembled at the outlet end of the movable inner guide pipe.
4. The fire detection measurement device with a dust and coke removal structure of claim 3, wherein the fixed fairing assembly comprises:
the fixed rectifying end is fixed at the outlet end of the fixed outer guide pipe, a contraction rectifying through hole is formed in the inner wall of the fixed rectifying end and is positioned at the inlet end of the fixed rectifying end, the diameter of the contraction rectifying through hole is gradually reduced along the output direction of air flow or shock wave, an expansion rectifying through hole is further formed in the inner wall of the fixed rectifying end and is positioned at the outlet end of the fixed rectifying end and communicated with the contraction rectifying through hole, the diameter of the expansion rectifying through hole is gradually enlarged along the output direction of the air flow or shock wave, an air flow rectifying channel is formed between the movable rectifying assembly and the contraction rectifying through hole, and a shock wave rectifying channel is formed between the movable rectifying assembly and the expansion rectifying through hole.
5. The fire detection measurement device with the dust and coke removal structure of claim 4, wherein the movable rectification assembly comprises:
the outer wall of the movable rectifying end is also provided with an expansion rectifying ring surface which is positioned at the outlet end of the movable rectifying end, and the diameter of the expansion rectifying ring surface is gradually reduced along the output direction of the airflow or the shock wave.
6. The fire detection measuring device with the dust removal and coke removal structure as claimed in claim 5, wherein:
an expansion measuring through hole is formed in the movable rectifying end and is located at the outlet end of the movable rectifying end, the diameter of the expansion measuring through hole is gradually enlarged along the measuring direction of the measuring end, and the measuring end of the measuring assembly is exposed out of the expansion measuring through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020875157.XU CN212843006U (en) | 2020-05-22 | 2020-05-22 | Fire detection measuring device with dust removal and decoking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020875157.XU CN212843006U (en) | 2020-05-22 | 2020-05-22 | Fire detection measuring device with dust removal and decoking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212843006U true CN212843006U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020875157.XU Active CN212843006U (en) | 2020-05-22 | 2020-05-22 | Fire detection measuring device with dust removal and decoking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212843006U (en) |
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2020
- 2020-05-22 CN CN202020875157.XU patent/CN212843006U/en active Active
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