CN210604058U - Sampling probe structure of gas analyzer - Google Patents
Sampling probe structure of gas analyzer Download PDFInfo
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- CN210604058U CN210604058U CN201921079474.4U CN201921079474U CN210604058U CN 210604058 U CN210604058 U CN 210604058U CN 201921079474 U CN201921079474 U CN 201921079474U CN 210604058 U CN210604058 U CN 210604058U
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- probe body
- inboard
- dust screen
- installation pipe
- air inlet
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Abstract
The utility model discloses a gas analyzer's sampling probe structure, including the probe body, the installation pipe has been cup jointed in the slip of probe body, and the surface of installation pipe is provided with the air inlet, and the inboard of air inlet is provided with first dust screen, and the inboard of probe body is provided with inlet channel, and inlet channel's one end is provided with spacing circular slot, and the inboard sliding connection of spacing circular slot has installing frame and butt ring, and the inboard of installing frame is provided with the second dust screen, and the skin weld of butt ring has first spring, and the other end welding of first spring has the installation pipe. This kind of gas analysis appearance's sampling probe structure, during the sample, along probe body removal installation pipe, make the air inlet break away from probe body surface, at this moment the air will carry out the analysis appearance inboard through the inboard first dust screen of air inlet then through the inboard second dust screen of installing frame, can filter the entering that prevents the suspended solid to the air that gets into the probe body through first dust screen and second dust screen.
Description
Technical Field
The utility model relates to a gas analysis appearance technical field specifically is a gas analysis appearance's sample probe structure.
Background
In many processes, especially in the presence of chemical reactions, it is often not sufficient to perform automatic control solely on the basis of physical parameters such as temperature, pressure, flow rate, etc. Due to the wide variety of analyzed gases and the variety of analysis principles, gas analyzers are widely varied. A thermal conductivity type gas analyzer, an electrochemical type gas analyzer, an infrared absorption type analyzer, and the like are generally used.
Present gas analysis appearance sampling probe, the dust can be piled up to the probe when not using, and the dust can be brought into the analysis appearance by detected gas when using in, influences the accuracy nature of gas analysis appearance result, and present sampling probe is most in directly inhaling the analysis appearance with sample gas, but influences the analysis result in the suspended solid in the air can get into the analysis appearance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas analyzer's sampling probe structure to solve the inside dirt-proof problem of probe.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gas analyzer's sampling probe structure, includes the probe body, the installation pipe has been cup jointed in the slip of probe body, the surface of installation pipe is provided with the air inlet, the inboard of air inlet is provided with first dust screen, the inboard of probe body is provided with inlet channel, inlet channel's one end is provided with spacing circular slot, the inboard sliding connection of spacing circular slot has installing frame and butt ring, the side butt of butt ring has the installing frame, the inboard of installing frame is provided with the second dust screen, the skin weld of butt ring has first spring, the other end welding of first spring has the installation pipe.
Preferably, the surface symmetry of probe body is provided with the locating hole, the inner wall symmetry of installation pipe is provided with the constant head tank, and the inboard sliding connection of constant head tank has the locating pin, is provided with the second spring between locating pin and the constant head tank, and the one end of locating pin is pegged graft in the inboard of locating hole.
Preferably, the side of installation pipe is provided with leads the iron, the surface of probe body is provided with spacing spout, and the inboard sliding connection of spacing spout has leads the iron.
Preferably, the installation pipe is made of stainless steel metal.
Compared with the prior art, the beneficial effects of the utility model are that: according to the sampling probe structure of the gas analyzer, firstly, when air is sampled, the mounting pipe is moved along the probe body, so that the air inlet is separated from the surface of the probe body, then the air can pass through the first dust screen on the inner side of the air inlet and then the inner side of the analyzer through the second dust screen on the inner side of the mounting frame, and the air entering the probe body can be filtered through the first dust screen and the second dust screen to prevent suspended matters from entering; secondly, when the first dust screen and the second dust screen need to be cleaned, the first dust screen is arranged on the surface of the installation pipe, the second dust screen is abutted to the installation frame through the abutting ring for positioning, at the moment, the installation pipe is taken out along the probe body, the installation frame loses the abutting of the abutting ring, so that the installation frame can move along the limiting circular groove, and then the installation frame can be poured out by turning over the probe body, so that the first dust screen and the second dust screen are convenient to clean; and thirdly, the mounting pipe is sleeved on the surface of the probe body by adopting stainless steel materials in a sliding manner, and the probe body can be effectively protected through the mounting pipe.
Drawings
FIG. 1 is a sectional view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
fig. 3 is a schematic view of the installation pipe of the present invention.
In the figure: 1 probe body, 11 inlet channels, 12 limit circular grooves, 13 limit sliding grooves, 14 positioning holes, 2 installation pipes, 21 guide iron, 22 air inlets, 23 first dust screens, 24 positioning grooves, 25 second springs, 26 positioning pins, 27 abutting rings, 28 first springs, 3 installation frames and 31 second dust screens.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.
Referring to fig. 1 and 2, a sampling probe structure of a gas analyzer comprises a probe body 1, a mounting tube 2 is sleeved on the probe body 1 in a sliding manner, an air inlet 22 is arranged on the surface of the mounting tube 2, when the mounting tube 2 slides out, air enters the probe body 1 through the air inlet 22, a first dust screen 23 is arranged on the inner side of the air inlet 22, primary dust filtration is performed through the first dust screen 23, an air inlet channel 11 is arranged on the inner side of the probe body 1, one end of the air inlet channel 11 is provided with a limiting circular groove 12, a mounting frame 3 and a butting ring 27 are connected to the inner side of the limiting circular groove 12 in a sliding manner, the mounting frame 3 is butted against the side surface of the butting ring 27, the mounting frame 3 is butted and positioned through the butting ring 27, a second dust screen 31 is arranged on the inner side of the mounting frame 3, secondary dust filtration is performed through the second dust screen 31, a first spring 28, the other end of the first spring 28 is welded with the mounting tube 2, and the abutting ring 27 is pushed by the elastic force of the first spring 28 to abut against the mounting frame 3 inwards along the limiting circular groove 12.
Referring to fig. 1, positioning holes 14 are symmetrically formed in the surface of a probe body 1, the positioning holes 14 are used for limiting the movement of positioning pins 26, positioning grooves 24 are symmetrically formed in the inner wall of a mounting tube 2, positioning pins 26 are slidably connected to the inner sides of the positioning grooves 24, second springs 25 are arranged between the positioning pins 26 and the positioning grooves 24, one ends of the positioning pins 26 are inserted into the inner sides of the positioning holes 14, the mounting tube 2 is positioned by inserting the positioning pins 26 into the inner sides of the positioning holes 14, and when the mounting tube 2 is moved along the surface of the probe body 1, the positioning pins 26 are forced to slide along the positioning grooves 24.
Referring to fig. 1, a guide iron 21 is disposed on a side surface of the mounting tube 2, a limiting sliding groove 13 is disposed on a surface of the probe body 1, the guide iron 21 is slidably connected to an inner side of the limiting sliding groove 13, and the guide iron 21 is slidably mounted on the inner side of the limiting sliding groove 13 to prevent the mounting tube 2 from rotating along the probe body 1.
Referring to fig. 3, the mounting tube 2 is made of stainless steel, and the strength of the mounting tube 2 is enhanced by the stainless steel, so that the probe body 1 can be effectively protected.
The utility model discloses when concrete implementation: because the mounting tube 2 is slidably connected to the surface of the probe body 1 and is inserted into the positioning hole 14 by the positioning pin 26 for positioning, during sampling, the mounting tube 2 is pushed along the limit slide groove 13, so that the positioning pin 26 slides out of the positioning hole 14, the installation tube 2 is pushed to slide along the probe body 1 by the elastic force of the first spring 28, so that the positioning pin 26 is inserted into the other positioning hole 14 to position the installation tube 2, at this time, the air inlet 22 will slide out from the surface of the probe body 1, so that air sampling can be carried out, air enters the inner side of the probe body 1 through the first dust screen 23 on the inner side of the air inlet 22, because the inner side of the mounting frame 3 which is connected with the inner side of the probe body 1 in a sliding way is provided with the second dustproof net 31, then, air enters the inner side of the analyzer through the second dust screen 31 for detection and analysis, and the air enters the probe body 1 after passing through the first dust screen 23 and the second dust screen 31 for filtration to prevent suspended matters from entering; when the first dust-proof net 23 and the second dust-proof net 31 need to be cleaned, because the first dust-proof net 23 is arranged at the inner side of the air inlet 22 on the surface of the installation pipe 2, therefore, the first dust screen 23 can be cleaned by taking the installation pipe 2 out of the surface of the probe body 1, the second dust screen 31 is positioned by abutting the abutting ring 27 against the mounting frame 3, when the mounting frame 3 loses the abutting of the abutting ring 27, the positioning is lost, the mounting tube 2 can move along the limiting circular groove 12, the mounting tube 2 slides out along the probe body 1, the positioning pin 26 passes through the two positioning holes 14, the mounting tube 2 can be taken out, when the mounting tube 2 is taken out, the abutting ring 27 is driven by the first spring 28 to slide out along the limiting circular groove 12, the mounting frame 3 will then lose its abutment with the abutment ring 27 and can move along the circular limit groove 12, then the mounting frame 3 can be poured out by turning over the probe body 1, so that the first dust screen 23 and the second dust screen 31 can be conveniently cleaned; installation pipe 2 adopts the stainless steel material slip to cup joint at the table of probe body 1, can effectually protect probe body 1 through installation pipe 2.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a gas analyzer's sampling probe structure, includes probe body (1), its characterized in that: the utility model discloses a probe structure, including probe body (1), installation pipe (2) have been cup jointed in the slip of probe body (1), the surface of installation pipe (2) is provided with air inlet (22), the inboard of air inlet (22) is provided with first dust screen (23), the inboard of probe body (1) is provided with inlet channel (11), the one end of inlet channel (11) is provided with spacing circular slot (12), the inboard sliding connection of spacing circular slot (12) has installing frame (3) and butt ring (27), the side butt of butt ring (27) has installing frame (3), the inboard of installing frame (3) is provided with second dust screen (31), the skin weld of butt ring (27) has first spring (28), the other end welding of first spring (28) has installation pipe (2).
2. A sampling probe structure of a gas analyzer according to claim 1, wherein: the surface symmetry of probe body (1) is provided with locating hole (14), the inner wall symmetry of installation pipe (2) is provided with constant head tank (24), and the inboard sliding connection of constant head tank (24) has locating pin (26), is provided with second spring (25) between locating pin (26) and constant head tank (24), and the one end of locating pin (26) is pegged graft in the inboard of locating hole (14).
3. A sampling probe structure of a gas analyzer according to claim 1, wherein: the side of installation pipe (2) is provided with leads indisputable (21), the surface of probe body (1) is provided with spacing spout (13), and the inboard sliding connection of spacing spout (13) has to lead indisputable (21).
4. A sampling probe structure of a gas analyzer according to claim 1, wherein: the mounting pipe (2) is made of stainless steel metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079474.4U CN210604058U (en) | 2019-07-11 | 2019-07-11 | Sampling probe structure of gas analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079474.4U CN210604058U (en) | 2019-07-11 | 2019-07-11 | Sampling probe structure of gas analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210604058U true CN210604058U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921079474.4U Active CN210604058U (en) | 2019-07-11 | 2019-07-11 | Sampling probe structure of gas analyzer |
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| Country | Link |
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| CN (1) | CN210604058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114324229A (en) * | 2022-03-09 | 2022-04-12 | 南京波瑞自动化科技有限公司 | Gas analysis instrument capable of measuring equivalent concentration |
-
2019
- 2019-07-11 CN CN201921079474.4U patent/CN210604058U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114324229A (en) * | 2022-03-09 | 2022-04-12 | 南京波瑞自动化科技有限公司 | Gas analysis instrument capable of measuring equivalent concentration |
| CN114324229B (en) * | 2022-03-09 | 2022-05-24 | 南京波瑞自动化科技有限公司 | Gas analysis instrument capable of measuring equivalent concentration |
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