CN210953717U - Gas-solid particle detection device - Google Patents
Gas-solid particle detection device Download PDFInfo
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- CN210953717U CN210953717U CN201921712526.7U CN201921712526U CN210953717U CN 210953717 U CN210953717 U CN 210953717U CN 201921712526 U CN201921712526 U CN 201921712526U CN 210953717 U CN210953717 U CN 210953717U
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Abstract
The application discloses gas-solid particle detection device. The method comprises the following steps: the sensor comprises a sensor inner cylinder and a sensor outer cylinder which is tightly attached to one side wall of the sensor inner cylinder; the sensor inner cylinder is in a hollow cylinder shape, and the sensor inner cylinder comprises at least three groups of electrode assemblies and a particle fineness sensor, wherein the electrode assemblies are distributed on the outer wall of the sensor inner cylinder in a direction parallel to the axis; the sensor outer barrel is far away from the side wall of the sensor inner barrel. Among the above-mentioned technical scheme of this application, gather the sound wave signal through inlaying the particle fineness sensor in sensor inner tube outer wall, gather alternating current charge signal and alternating current capacitance signal through inlaying electrode subassembly in the sensor inner tube, realize once detecting multinomial data.
Description
Technical Field
The present disclosure relates generally to the field of fluid measurement technologies, and in particular, to a gas-solid particle detection device.
Background
The gas-solid two-phase flow exists in nature, relates to a plurality of fields of national production and is closely related to industrial and agricultural production. The pipeline conveying of the solid material has the advantages of high conveying efficiency, environmental influence avoidance, safety increase and the like, so that the pipeline conveying of the solid material becomes the most intimate application of gas-solid two-phase flow related to industrial and agricultural production. At present, the flow condition of gas-solid two-phase flow is quite complex, parameters are numerous, flow patterns are various, and the existing device can only detect one data at a time. Therefore, the existing gas-solid particle detection device needs to be improved.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a gas-solid particle detection apparatus that can simultaneously detect a plurality of data items at a time, and has a simple operation and a simple structure, compared to the prior art.
In a first aspect, the present application provides a gas-solid particle detection device, comprising: the sensor comprises a sensor inner cylinder and a sensor outer cylinder which is tightly attached to one side wall of the sensor inner cylinder;
the sensor inner cylinder is in a hollow cylindrical shape and is connected with the sensor outer cylinder through a sensor connecting piece; the device comprises at least three groups of electrode assemblies and a particle fineness sensor, wherein the electrode assemblies are distributed on the outer wall of the sensor inner barrel in a direction parallel to the axis; the inner wall of the sensor inner barrel is attached to the electrode component in parallel; each set of the electrode assemblies includes at least three electrode units;
the outer wall of the sensor inner cylinder is provided with a hollowed groove corresponding to the electrode unit, the electrode unit is embedded into the hollowed groove and extends to the inside of the sensor connecting piece along the radial direction of the sensor inner cylinder; the sensing end of the particle fineness sensor extends into the sensor inner cylinder, and the fixed end of the particle fineness sensor extends out of the sensor inner cylinder;
the side wall of the outer sensor barrel, which is far away from the inner sensor barrel, is connected with a control module through a lead; the control module is configured to receive and display the particle fineness sensor and the electrode unit signals.
According to the technical scheme provided by the embodiment of the application, the electrode unit comprises: the sensor comprises an insulating block embedded in the inner cylinder of the sensor, a groove arranged on the outer wall of the insulating block, an electrode arranged in the groove, and an insulating block cover plate for fixing the electrode in the groove; an electrode unit fixing plate positioned on the outer wall of the insulating block cover plate fixes the electrode unit on the outer wall of the sensor inner cylinder; the electrode is provided with a first detection end and a second detection end, the first detection end and the second detection end penetrate through the insulating block and respectively extend into the sensor inner barrel, the first detection end is used for detecting alternating current charge signals, and the second detection end is used for detecting alternating current capacitance signals.
According to the technical scheme provided by the embodiment of the application, the control module comprises: analog-to-digital conversion unit, controller and display element.
According to the technical scheme provided by the embodiment of the application, the analog-to-digital conversion unit is configured to receive the alternating current charge signal and the alternating current capacitance signal acquired by the electrode unit and the sound wave signal acquired by the particle fineness sensor, convert the alternating current charge signal, the alternating current capacitance signal and the sound wave signal into digital signals and send the digital signals to the controller;
the controller is configured to control the display unit to display the digitized alternating current charge signal, the alternating current capacitance signal and the acoustic wave signal.
According to the technical scheme provided by the embodiment of the application, the electrode unit fixing plate is detachably connected with the top of the groove.
According to the technical scheme provided by the embodiment of the application, the electrode unit is of a fan-shaped structure.
According to the technical scheme provided by the embodiment of the application, the depth of the particle fineness sensor embedded into the sensor inner cylinder is 10-1000 mm.
In summary, the above technical solution of the present application provides a gas-solid particle detection apparatus by summarizing the technical problems existing or likely to exist in the gas-solid particle detection apparatus in the prior art and combining with specific application practices.
Based on above-mentioned improvement, this scheme is through inlaying the particle fineness sensor in sensor inner tube outer wall collection sound wave signal, through inlaying electrode subassembly in the sensor inner tube and gathering interchange electric charge signal and interchange capacitance signal, realizes once detecting multinomial data.
According to the technical scheme, at least three groups of electrode assemblies are embedded in the sensor inner barrel, so that alternating current charge signals and alternating current capacitance signals entering the sensor inner barrel can be detected in multiple directions, and the detection accuracy of the alternating current charge signals and the alternating current capacitance signals is improved; the response speed of the device is further improved; the depth of the particle fineness sensor embedded into the sensor inner cylinder is 10-1000 mm, so that the particle fineness sensor can better detect parameters of solid particles; in addition, combine this technical scheme's main part to improve, this technical scheme compares in prior art, and simple structure easily realizes, can realize gas-solid particle detection device once detecting multinomial data conveniently.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a gas-solid particle detection device.
Fig. 2 is a schematic view of a fan-shaped electrode assembly.
Reference numbers in the figures: 1. a sensor inner barrel; 2. a sensor outer cylinder; 3. a sensor connector; 4. An electrode unit; 5. a particle fineness sensor; 6. an analog-to-digital conversion unit; 7. a controller; 8. a display unit; 9. an electrode unit fixing plate; 10. an insulating arc cover plate; 11. an insulating arc; 12. and an electrode.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The first embodiment is as follows:
please refer to fig. 1, which is a schematic structural diagram of a first embodiment of a gas-solid particle detection apparatus provided in the present application, including: the sensor comprises a sensor inner cylinder 1 and a sensor outer cylinder 2 tightly attached to one side wall of the sensor inner cylinder 1;
the sensor inner cylinder 1 is in a hollow cylindrical shape and is connected with the sensor outer cylinder 2 through a sensor connecting piece 3; the three groups of electrode assemblies are distributed on the outer wall of the sensor inner barrel 1 and are parallel to the axis direction, and the particle fineness sensor 5 is embedded on the outer wall of the sensor inner barrel 1; each set of the electrode assemblies includes three electrode units 4; in other embodiments, the number of sets of electrode assemblies may be four or more sets, and the number of electrode units 4 of each set of electrode assemblies may be three or more;
the outer wall of the sensor inner barrel 1 is provided with a hollowed groove corresponding to the electrode unit 4, the electrode unit 4 is embedded into the hollowed groove and extends to the inside of the sensor connecting piece 3 along the radial direction of the sensor inner barrel 1; the sensing end of the particle fineness sensor 5 extends into the sensor inner cylinder 1, and the fixed end of the particle fineness sensor extends out of the sensor inner cylinder 1;
the side wall of the outer sensor barrel 2, which is far away from the inner sensor barrel 1, is connected with a control module through a lead; the control module is configured to receive and display the signals of the particle fineness sensor 5 and the electrode unit 4.
In the embodiment, the sensor inner cylinder 1 and the sensor outer cylinder 2 are connected together through a sensor connecting piece 3; the sensor inner cylinder 1 is in a hollow cylinder shape and is used for solid particles to flow in the sensor inner cylinder; the particle fineness sensor 5 is embedded in the outer wall of the sensor inner cylinder 1 and is used for acquiring sound wave signals when solid particles flow, and the particle fineness sensor 5 can be an infrared dust sensor, a laser dust sensor or other sensors capable of detecting solid particles; the electrode assemblies are uniformly embedded on the outer wall of the sensor inner barrel 1, distributed in parallel to the axis direction and at least three groups of the electrode assemblies are used for collecting alternating current charge signals and alternating current capacitance signals, the number of the electrode assemblies influences the signal collecting effect, and the more the electrode assemblies are, the more the effect is obvious; two cavities, namely the sensor inner cylinder 1 and the sensor outer cylinder 2, are arranged at the position, so that external interference can be avoided, and the control module can better receive signals.
Based on the above design, the technical scheme in this embodiment inlays particle fineness sensor 5 in the outer wall of sensor inner tube 1 and gathers sound wave signal, inlays electrode subassembly in sensor inner tube 1 and gathers alternating current charge signal and alternating current capacitance signal, can effectively perfect gas-solid particle detection device, has effectively solved the difficult problem that once can not detect multinomial data, is favorable to gas-solid particle to detect.
In any preferred embodiment, the electrode unit 4 comprises: the sensor comprises an insulating block 11 embedded in the sensor inner barrel 1, a groove arranged on the outer wall of the insulating block 11, an electrode 12 arranged in the groove, and an insulating block cover plate 10 for fixing the electrode 12 in the groove; an electrode unit fixing plate 9 positioned on the outer wall of the insulating block cover plate 10 fixes the electrode unit 4 on the outer wall of the sensor inner barrel 1; the electrode 12 is provided with a first detection end and a second detection end, the first detection end and the second detection end penetrate through the insulation block 11 and respectively extend into the sensor inner barrel 1, the first detection end is used for detecting alternating current charge signals, and the second detection end is used for detecting alternating current capacitance signals.
In the embodiment, an insulating block 11 is embedded in the sensor inner barrel 1 and used for installing an electrode 12; an insulating block cover plate 10 for fixing the electrode 12 in the groove; the electrode unit fixing plate 9 is arranged on the outer wall of the insulating block cover plate 10 and used for fixing the electrode unit 4 on the outer wall of the sensor inner barrel 1; the electrode unit 4 is arranged on the side wall of the sensor inner barrel 3 in a fixing mode, so that the sensor inner barrel is convenient to disassemble and assemble.
Detection process of the electrode unit 4: the solid particles flow through the sensor inner cylinder 1 to generate static charges, the first detection end and the second detection end extending into the sensor inner cylinder 1 can touch the solid particles and collect signals of the static charges, the first detection end can collect alternating current charge signals, and the second detection end can collect alternating current capacitance signals.
In any preferred embodiment, the control module comprises: an analog-to-digital conversion unit 6, a controller 7 and a display unit 8.
In this embodiment, the analog-to-digital conversion unit 6 is configured to receive the ac charge signal and the ac capacitance signal collected by the electrode unit 4 and the acoustic wave signal collected by the particle fineness sensor 5, convert the ac charge signal, the ac capacitance signal, and the acoustic wave signal into digital signals, and send the digital signals to the controller 7; the controller 7 is configured to control the display unit 8 to display the digitized alternating current charge signal, the digitized alternating current capacitance signal and the digitized sound wave signal; the controller 7 can further average the collected multiple groups of alternating current charge signals and alternating current capacitance signals and then send the signals to the display unit 8 for display; the display unit 8 can simultaneously display a plurality of groups of data of the alternating current charge signal, the alternating current capacitance signal and the sound wave signal, and can also display required data according to requirements.
Here, the controller 7 may be a single chip, an ARM processor, or other controller; the display unit 8 may be a light emitting diode, a liquid crystal display, or other display unit.
In any preferred embodiment, the electrode unit fixing plate 9 is detachably connected to the top of the recess.
In this embodiment, the connection manner of the electrode unit fixing plate 9 and the top of the groove is not limited herein, and optionally, the connection manner is a bolt connection manner: the electrode unit holding plate 9 is fixed to the top of the groove with at least two screws.
In any preferred embodiment, the electrode unit 4 has a fan-shaped structure.
In this embodiment, the electrode unit 4 is a fan-shaped structure, and is better connected with the cylindrical sensor inner barrel 1, and the area contacting the solid particles is larger, so that the detection of alternating current charges and capacitance signals is facilitated.
In any preferred embodiment, the depth of the particle fineness sensor 5 embedded in the sensor inner cylinder 1 is 10-1000 mm.
In the embodiment, the depth of the particle fineness sensor 5 embedded in the sensor inner cylinder 1 is 10-1000 mm, solid particles flow through the sensor inner cylinder 1, and the particle fineness sensor 5 extends into the solid particles, so that acoustic wave signals can be detected more effectively.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (7)
1. A gas-solid particle detection device, comprising: the sensor comprises a sensor inner cylinder (1) and a sensor outer cylinder (2) which is tightly attached to one side wall of the sensor inner cylinder (1);
the sensor inner cylinder (1) is in a hollow cylindrical shape and is connected with the sensor outer cylinder (2) through a sensor connecting piece (3); the device comprises at least three groups of electrode assemblies and a particle fineness sensor (5), wherein the electrode assemblies are distributed on the outer wall of the sensor inner barrel (1) in a direction parallel to the axis; the inner wall of the sensor inner barrel (1) is attached to the electrode component in parallel; each set of said electrode assemblies comprises at least three electrode units (4);
the outer wall of the sensor inner cylinder (1) is provided with a hollowed groove corresponding to the electrode unit (4), the electrode unit (4) is embedded into the hollowed groove, and the electrode unit extends to the inside of the sensor connecting piece (3) along the radial direction of the sensor inner cylinder (1); the sensing end of the particle fineness sensor (5) extends into the sensor inner cylinder (1), and the fixed end of the particle fineness sensor extends out of the sensor inner cylinder (1);
the side wall of the outer sensor barrel (2) far away from the inner sensor barrel (1) is connected with a control module through a lead; the control module is configured to receive and display signals of the particle fineness sensor (5) and the electrode unit (4).
2. A gas-solid particle detection device according to claim 1, wherein said electrode unit (4) comprises: the sensor comprises an insulating block (11) embedded into the sensor inner barrel (1), a groove arranged on the outer wall of the insulating block (11), an electrode (12) arranged in the groove, and an insulating block cover plate (10) for fixing the electrode (12) in the groove; an electrode unit fixing plate (9) positioned on the outer wall of the insulating block cover plate (10) fixes the electrode unit (4) on the outer wall of the sensor inner cylinder (1); the electrode (12) is provided with a first detection end and a second detection end, the first detection end and the second detection end penetrate through the insulating block (11) and respectively extend into the sensor inner cylinder (1), the first detection end is used for detecting alternating current charge signals, and the second detection end is used for detecting alternating current capacitance signals.
3. A gas-solid particle detection apparatus according to claim 1, wherein the control module comprises: an analog-to-digital conversion unit (6), a controller (7) and a display unit (8).
4. A gas-solid particle detection device according to claim 3, wherein the analog-to-digital conversion unit (6) is configured to receive the ac charge signal and the ac capacitance signal collected by the electrode unit (4) and the acoustic signal collected by the particle fineness sensor (5), and convert the ac charge signal, the ac capacitance signal and the acoustic signal into digital signals and send the digital signals to the controller (7);
the controller (7) is configured to control the display unit (8) to display the digitized alternating current charge signal and the alternating current capacitance signal and the acoustic wave signal.
5. A gas-solid particle detection device according to claim 2, wherein said electrode unit holder plate (9) is detachably connected to the top of said recess.
6. A gas-solid particle detection device according to claim 1, wherein said electrode unit (4) is of fan-shaped structure.
7. A gas-solid particle detecting device according to claim 1, wherein the depth of the particle fineness sensor (5) embedded in the sensor inner cylinder (1) is 10-1000 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921712526.7U CN210953717U (en) | 2019-10-14 | 2019-10-14 | Gas-solid particle detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921712526.7U CN210953717U (en) | 2019-10-14 | 2019-10-14 | Gas-solid particle detection device |
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| CN210953717U true CN210953717U (en) | 2020-07-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112730161A (en) * | 2019-10-14 | 2021-04-30 | 沃森能源技术（廊坊）有限公司 | Gas-solid particle detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112730161A (en) * | 2019-10-14 | 2021-04-30 | 沃森能源技术（廊坊）有限公司 | Gas-solid particle detection device |
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