CN217237859U - Resistance-capacitance flue gas working condition detector - Google Patents
Resistance-capacitance flue gas working condition detector Download PDFInfo
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- CN217237859U CN217237859U CN202220301362.4U CN202220301362U CN217237859U CN 217237859 U CN217237859 U CN 217237859U CN 202220301362 U CN202220301362 U CN 202220301362U CN 217237859 U CN217237859 U CN 217237859U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model provides a resistance-capacitance method flue gas operating mode detector belongs to flue gas detection technical field. The resistance-capacitance flue gas working condition detector comprises a detection main body. The air inlet department that detects the main part is equipped with the sampling tube main part, and the sampling tube main part includes protective tube cover and fixed cover, and protective tube cover's inside includes air guide pipe box and pitot tube subassembly, and the inside of air guide pipe box is equipped with the air duct, and the outer wall of air duct is equipped with the heater strip. Detected gaseous flowing in the air duct, the heater strip can heat the air duct simultaneously, and in the first half of air duct, the heater strip is only simple attached to on the air duct, and in the latter half of air duct, the heater strip is the inseparable winding of heliciform on the air duct for gaseous temperature inside the air duct is more and more high from the past backward, thereby guarantees to be detected gaseous not taking place the condensation.
Description
Technical Field
The utility model relates to a flue gas detection technical field particularly, relates to a resistance-capacitance method flue gas operating mode detector.
Background
The existing resistance-capacitance flue gas working condition detector can usually measure the flue gas temperature, flow rate and moisture content of flue gas, wherein the moisture content measuring function is mainly divided into a passive diffusion type and an active extraction type.
The detector of current adoption passive diffusion formula scheme, the sensor is placed at the front end of detector, and inside directly stretching into the flue, with abominable environmental condition direct contact in the flue, lead to the sensor to damage easily to under high wet condition, moisture condensation appears easily in sensor department, influences the accuracy of testing result.
The detector that current adoption initiative extraction formula scheme was condensed in order to prevent to be detected gaseous in the pipeline, all can heat the pipeline, but the heating temperature is uneven in whole pipeline, has certain temperature difference, and this has just led to gaseous when flowing the lower part of temperature, and the moisture in the gas can take place the condensation, influences final measuring result's accuracy.
The existing detector adopting the active extraction scheme has the advantages that a pipeline through which gas flows is welded with a detector main body, cannot be replaced and is difficult to clean, and dirt or corrosion can be generated in the pipeline when the detector is used for a long time under severe working conditions, so that the accuracy of a measuring result is influenced.
SUMMERY OF THE UTILITY MODEL
In order to make up for above insufficiency, the utility model provides a resistance-capacitance method flue gas operating mode detector.
The utility model discloses a realize like this:
a resistance-capacitance flue gas working condition detector comprises a detection main body.
The sampling tube comprises a detection main body and is characterized in that a sampling tube main body is arranged at an air inlet of the detection main body and comprises a protective tube sleeve and a fixed sleeve, an air guide tube sleeve and a pitot tube assembly are arranged inside the protective tube sleeve, and a heating wire is arranged on the outer wall of the air guide tube.
In an embodiment of the present invention, the fixing sleeve is disposed at an end of the protection tube sleeve away from the detection main body, and an end of the pitot tube assembly passes through the fixing sleeve and extends to the outside.
The utility model discloses an in the embodiment, the heater strip is established to first half and latter half, and first half states the heater strip and is close to fixed cover, and latter half heater strip is close to detect the main part, first half simple attached to of heater strip the air duct surface, latter half the heater strip is the heliciform and closely twines on the air duct surface.
In an embodiment of the present invention, the air guide pipe sleeve is close to one end of the fixing sleeve to pass through the fixing sleeve, and is connected to the fixing sleeve through a screw, and the air guide pipe sleeve is close to one end of the detecting body to pass through a screw and be fixed to the detecting body.
In an embodiment of the present invention, the air guide pipe sleeve is close to the one end surface of the fixing sleeve, and is threaded, the air guide pipe is close to the one end of the fixing sleeve and penetrates out of the one end of the air guide pipe sleeve, and extends to the outside, and is fixed to the air guide pipe sleeve through a locking nut.
In an embodiment of the present invention, the air guide tube sleeve is close to an inner wall of one end of the fixing sleeve and an O-shaped sealing ring is disposed between the surfaces of the air guide tube.
The utility model has the advantages that: the utility model discloses a flue gas detection terminal equipment that obtains through above-mentioned design, pass through the screw fixation of air guide pipe box and detection main part, the air duct is worn into in the air duct cover, the front end is sealed through the O type circle, air guide pipe box front end is equipped with the screw thread, lock nut twists and fixes the air duct on the air duct cover, after long-term use under the abominable operating mode condition of detector, only need lock nut in the picture to twist off, can take out the air duct, wash alone or change the air duct, after the detector begins to work, the gas to be detected flows in the air duct, the heater strip can heat the air duct simultaneously, in the first half of air duct, the heater strip is simply attached to the air duct, in the latter half of air duct, the heater strip is the heliciform and closely twines on the air duct, make the temperature of gas in the air duct inside from the front to back more and more high, thereby ensuring that the detected gas does not condense.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings which are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained according to these drawings without inventive efforts.
Fig. 1 is a schematic view of a three-dimensional structure of a resistance-capacitance flue gas condition detector provided by an embodiment of the present invention;
fig. 2 is a schematic view of a three-dimensional structure of a resistance-capacitance flue gas condition detector provided by the embodiment of the present invention for removing a protective pipe sleeve;
fig. 3 is an enlarged schematic structural view of the sampling end of the resistance-capacitance flue gas condition detector provided by the embodiment of the utility model.
In the figure: 100. detecting a subject; 200. a sampling tube body; 2001. a protective sleeve; 2002. locking the nut; 2003. an air guide pipe sleeve; 2004. a heating wire; 2005. an air duct; 300. fixing a sleeve; 3001. a pitot tube assembly.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Examples
Referring to fig. 1-3, the present invention provides a technical solution: a resistance-capacitance flue gas condition detector comprises a detection main body 100.
Referring to fig. 1-3, in assembly, an air guide sleeve 2003 and a detection main body 100 are fixed together by screws, then an air guide tube 2005 is inserted into the air guide sleeve 2003, the front end of the air guide sleeve is sealed by an O-ring, then a locking nut 2002 is sleeved on the air guide sleeve, the front end of the air guide sleeve is provided with threads, the locking nut 2002 is screwed on the air guide sleeve 2003 to fix the air guide tube 2005, when the detector is used under severe working conditions for a long time, the air guide tube 2005 can be extracted by only unscrewing the locking nut 2002 in fig. 1, the air guide tube 2005 is cleaned or replaced independently, after the detector starts to work, detected gas flows in the air guide tube 2005, and a heating wire 2004 heats the air guide tube 2005, the structure is as shown in fig. 2, in the front half part of the air guide tube 2005, the heating wire 2004 is simply attached to the air guide tube 2005, in the rear half part of the air guide tube 2005, the heating wire 2004 is tightly wound on the air guide tube 2005 in a spiral shape, so that the temperature of the gas inside the gas-guide tube 2005 is higher and higher from front to back, thereby ensuring that the detected gas is not condensed.
Specifically, referring to fig. 1-3, a sampling tube main body 200 is disposed at an air inlet of the detection main body 100, the sampling tube main body 200 includes a protective tube sleeve 2001 and a fixing sleeve 300, the protective tube sleeve 2001 includes an air guide tube sleeve 2003 and a pitot tube assembly 3001, the air guide tube sleeve 2003 is disposed inside the air guide tube sleeve 2005, and the outer wall of the air guide tube 2005 is provided with a heating wire 2004.
As an embodiment of the present invention, further, the fixing sleeve 300 is disposed at one end of the protecting sleeve 2001 far away from the detecting body 100, and one end of the pitot tube assembly 3001 passes through the fixing sleeve 300 and extends to the outside.
As an embodiment of the present invention, further, the heating wires 2004 are set to a front half and a rear half, the front half 2004 is close to the fixing sleeve 300, the rear half 2004 is close to the detection main body 100, the front half 2004 is simply attached to the surface of the airway tube 2005, and the rear half 2004 is spirally and tightly wound on the surface of the airway tube 2005.
As an embodiment of the present invention, further, one end of the gas guide tube sleeve 2003 close to the fixing sleeve 300 passes through the fixing sleeve 300 and is connected to the fixing sleeve 300 through a screw, and one end of the gas guide tube sleeve 2003 close to the detecting body 100 is fixed to the detecting body 100 through a screw.
As an embodiment of the present invention, further, the surface of the end of the air guide tube sleeve 2003 close to the fixing sleeve 300 is threaded, and the end of the air guide tube 2005 close to the fixing sleeve 300, which penetrates out of the end of the air guide tube sleeve 2003, extends to the outside, and is fixed to the air guide tube sleeve 2003 by the locking nut 2002.
As an embodiment of the present invention, further, an O-shaped sealing ring is disposed between the inner wall of the end of the air guiding sleeve 2003 close to the fixing sleeve 300 and the surface of the air guiding tube 2005.
Specifically, this operating principle of resistance-capacitance method flue gas operating mode detector: when the gas guide tube sleeve 2003 and the detection main body 100 are fixed together through screws, the gas guide tube 2005 is inserted into the gas guide tube sleeve 2003, the front end of the gas guide tube sleeve 2003 is sealed through an O-shaped ring, a locking nut 2002 is sleeved on the gas guide tube sleeve 2003, the front end of the gas guide tube sleeve is provided with threads, the locking nut 2002 is screwed on the gas guide tube sleeve 2003 to fix the gas guide tube 2005, when the detector is used for a long time under the severe working condition, the gas guide tube 2005 can be drawn out only by unscrewing the locking nut 2002 in figure 1, the gas guide tube 2005 is cleaned or replaced independently, after the detector starts to work, the detected gas flows in the gas guide tube 2005, meanwhile, a heating wire 2004 heats the gas guide tube 2005, the structure is shown in figure 2, in the front half part of the gas guide tube 2005, the heating wire 2004 is simply attached to the gas guide tube 2005, in the rear half part of the gas guide tube 2005, the heating wire is tightly wound on the gas guide tube 2005 in a spiral shape, so that the temperature of the gas inside the gas-guide tube 2005 is higher and higher from front to back, thereby ensuring that the detected gas is not condensed.
It should be noted that the specific model specifications of the detection main body 100, the gas-guide tube 2005, the heating wire 2004 and the pitot tube assembly 3001 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A resistance-capacitance method smoke working condition detector is characterized by comprising
The detection device comprises a detection main body (100), wherein a sampling tube main body (200) is arranged at an air inlet of the detection main body (100), the sampling tube main body (200) comprises a protective tube sleeve (2001) and a fixed sleeve (300), the protective tube sleeve (2001) comprises an air guide tube sleeve (2003) and a pitot tube assembly (3001) inside, an air guide tube (2005) is arranged inside the air guide tube sleeve (2003), and a heating wire (2004) is arranged on the outer wall of the air guide tube (2005).
2. The resistance-capacitance flue gas condition detector as claimed in claim 1, wherein the fixing sleeve (300) is disposed at an end of the protection sleeve (2001) far away from the detection main body (100), and an end of the pitot tube assembly (3001) passes through the fixing sleeve (300) and extends to the outside.
3. The resistance-capacitance flue gas condition detector as claimed in claim 2, wherein the heating wire (2004) is provided as a front half part and a rear half part, the front half part is provided with the heating wire (2004) close to the fixing sleeve (300), the rear half part is provided with the heating wire (2004) close to the detection main body (100), the front half part is provided with the heating wire (2004) simply attached to the surface of the air duct (2005), and the rear half part is provided with the heating wire (2004) tightly wound on the surface of the air duct (2005) in a spiral shape.
4. The resistance-capacitance flue gas condition detector as claimed in claim 3, wherein one end of the gas guide pipe sleeve (2003) close to the fixing sleeve (300) passes through the fixing sleeve (300) and is in threaded connection with the fixing sleeve (300), and one end of the gas guide pipe sleeve (2003) close to the detection main body (100) is fixed with the detection main body (100) through a screw.
5. The resistance-capacitance flue gas condition detector as claimed in claim 4, wherein the surface of one end of the air guide sleeve (2003) close to the fixing sleeve (300) is threaded, and one end of the air guide tube (2005) close to the fixing sleeve (300) penetrates through one end of the air guide sleeve (2003) to extend to the outside and is fixed with the air guide sleeve (2003) through a locking nut (2002).
6. The resistance-capacitance smoke condition detector as claimed in claim 5, wherein an O-shaped sealing ring is arranged between the inner wall of one end of the gas guide sleeve (2003) close to the fixed sleeve (300) and the surface of the gas guide tube (2005).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220301362.4U CN217237859U (en) | 2022-02-15 | 2022-02-15 | Resistance-capacitance flue gas working condition detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220301362.4U CN217237859U (en) | 2022-02-15 | 2022-02-15 | Resistance-capacitance flue gas working condition detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217237859U true CN217237859U (en) | 2022-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220301362.4U Active CN217237859U (en) | 2022-02-15 | 2022-02-15 | Resistance-capacitance flue gas working condition detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217237859U (en) |
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2022
- 2022-02-15 CN CN202220301362.4U patent/CN217237859U/en active Active
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