CN216594366U - Quick detach formula sampling probe rod - Google Patents
Quick detach formula sampling probe rod Download PDFInfo
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- CN216594366U CN216594366U CN202122186317.7U CN202122186317U CN216594366U CN 216594366 U CN216594366 U CN 216594366U CN 202122186317 U CN202122186317 U CN 202122186317U CN 216594366 U CN216594366 U CN 216594366U
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- probe rod
- sampling probe
- sleeved
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Abstract
The utility model discloses a quick-release type sampling probe rod, which belongs to the field of flue gas pollutant monitoring instruments and comprises a connecting threaded joint and an outer protective sleeve, wherein a fixing screw is sleeved on the internal thread of the connecting threaded joint, a sealing block is sleeved on the external thread of the fixing screw, a sampling outer tube is fixedly welded on the side surface of the sealing block, a sampling inner tube is movably sleeved in the sampling outer tube, a sealing mechanism is arranged outside the sealing block, and the sealing mechanism comprises an end face sealing structure, a combined sealing structure and a radial sealing structure; through setting up connecting thread joint, outer protective case, sealed piece, sample outer tube, sample inner tube, gland nut, flange seal cup and set screw, can utilize gland nut and set screw to be convenient for design into the rapid disassembly type structure with the sampling passageway at the in-process that the sampling probe rod used, improved interchangeability, reduced the maintenance cost.
Description
Technical Field
The utility model belongs to the technical field of flue gas pollutant monitoring instruments, and particularly relates to a quick-release type sampling probe rod.
Background
In pollutant measuring instruments such as dust and smoke, the pollutant discharge port need take a sample the monitoring, and the pollutant contains the extremely strong material of corrosivity such as sulphur, and the sampling pipe is corroded by seriously in the use, needs the periodic replacement, but current sampling probe rod is mostly the integral type structure, need change the complete set of sampling probe rod after the sampling pipe corrodes, and the maintenance cost is high, for this reason, we have provided a quick detach formula sampling probe rod in order to solve corresponding problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a quick-release sampling probe rod to solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a quick detach formula sampling probe rod, includes connecting thread joint and outer protective case, connecting thread joint's inside screw has cup jointed set screw, set screw's outside screw has cup jointed sealed piece, the fixed welding in side of sealed piece has the sample outer tube, the inside activity of sample outer tube has cup jointed the sample inner tube, the outside of sealed piece is provided with sealing mechanism, sealing mechanism includes end face seal structure, combination seal structure and radial seal structure, the outside swing joint of sample inner tube has the sealed cup of flange, the inside threaded connection of the sealed cup of flange has seal nut, the fixed temperature measurement mouth that has cup jointed in side of sample inner tube, the side fixedly connected with heating member of sample outer tube.
In a preferred embodiment, a bolt circular hole is formed in a side surface of the connecting threaded joint, and the bolt circular hole is matched with the fixing screw.
In a preferred embodiment, the side surface of the outer protective sleeve is movably arranged with the side surface of the connecting threaded joint, and the diameter value of the outer protective sleeve is larger than that of the sampling outer tube.
In a preferred embodiment, the inner circular surface, the outer circular surface and one end surface of the sealing block are provided with sealing grooves, and the sealing grooves are matched with the combined sealing structure, the radial sealing structure and the end surface sealing structure.
In a preferred embodiment, the external thread of the sealing nut is matched with the internal thread of the flange sealing cup, and the inner part of the sealing nut is movably sleeved with the outer part of the sampling inner tube.
In a preferred embodiment, the number of the heating bodies is several, and the several heating bodies are uniformly distributed on the side surface of the sampling outer tube.
Compared with the prior art, the utility model has the beneficial effects that:
according to the quick-release type sampling probe rod, the connecting threaded joint, the outer protective sleeve, the sealing block, the sampling outer tube, the sampling inner tube, the sealing nut, the flange sealing cup and the fixing screw are arranged, so that a sampling channel can be conveniently designed into a quick-release structure by using the sealing nut and the fixing screw in the using process of the sampling probe rod, the interchangeability is improved, and the maintenance cost is reduced;
this quick detach formula sampling probe rod through setting up terminal surface seal structure, combination seal structure and radial seal structure, can utilize three seal structures to guarantee the sealing performance of sampling probe rod side of admitting air jointly at the in-process that the sampling probe rod used to the sealing performance of sampling probe rod has been improved.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a schematic view of a sample gas collection outlet according to the present invention;
FIG. 3 is a schematic view of a sample gas collection inlet according to the present invention;
fig. 4 is a view showing the structure of a sample gas collection inlet according to the present invention.
In the figure: 1. connecting a threaded joint; 2. an outer protective sleeve; 3. a sealing block; 4. sampling an outer tube; 5. sampling an inner tube; 6. an end face sealing structure; 7. a combined sealing structure; 8. a radial seal structure; 9. a seal nut; 10. a flange sealing cup; 11. a heating body; 12. a temperature measuring port; 13. and fixing the screw.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.
Referring to fig. 1, 3 and 4, the utility model provides a quick-release type sampling probe rod, which comprises a connection threaded joint 1, an outer protective sleeve 2 and a sampling inner tube 5, in order to facilitate the installation of the connection threaded joint 1, a fixing screw 13 can be sleeved on an inner thread of the connection threaded joint 1, a sealing block 3 is sleeved on an outer thread of the fixing screw 13, a bolt circular hole is arranged on a side surface of the connection threaded joint 1, the bolt circular hole is matched with the fixing screw 13, when the connection threaded joint 1 needs to be installed, the fixing screw 13 is rotated to enable the fixing screw 13 to enter the sealing block 3, so that the connection threaded joint 1 is convenient to install, and convenience is brought to the installation of the connection threaded joint 1.
Please refer to fig. 1 and 3, in order to protect the sampling inner tube 5, the side of the outer protective sleeve 2 is movably mounted with the side of the connection threaded joint 1, and the diameter value of the outer protective sleeve 2 is larger than the diameter value of the sampling outer tube 4, because the outer protective sleeve 2 is arranged outside the sampling inner tube 5, the sampling inner tube 5 is protected, the problem that the sampling inner tube 5 is damaged due to collision is avoided, and the service life of the sampling inner tube 5 is prolonged.
Referring to fig. 2 and 3, in order to improve the sealing performance of the sampling probe rod, a sampling outer tube 4 may be fixedly welded to the side surface of the sealing block 3, a sampling inner tube 5 is movably sleeved inside the sampling outer tube 4, a sealing mechanism is disposed outside the sealing block 3, the sealing mechanism includes an end face sealing structure 6, a combined sealing structure 7 and a radial sealing structure 8, and the interior disc of sealed piece 3, outer disc and an terminal surface all are provided with the seal groove, the seal groove all with combined seal structure 7, looks adaptation between radial seal structure 8 and the terminal surface seal structure 6, the terminal surface seal groove is used for the end face seal of sealed piece 3 with connecting threaded joint 1, interior circle seal groove is used for the radial seal of sealed piece 3 with sample inner tube 5, the excircle seal groove is used for the radial seal of sealed piece 3 with outer protective case 2, the sealing performance of sampling probe rod side of admitting air is guaranteed jointly to three seal structures.
Referring to fig. 2 and 3, in order to fix the sampling inner tube 5, the flange sealing cup 10 is movably connected to the outside of the sampling inner tube 5, the sealing nut 9 is connected to the inner thread of the flange sealing cup 10, the outer thread of the sealing nut 9 is matched with the inner thread of the flange sealing cup 10, the inside of the sealing nut 9 is movably sleeved with the outside of the sampling inner tube 5, when the sampling inner tube 5 needs to be fixed, the sealing nut 9 is rotated, the sealing nut 9 moves rightwards, so that the combined sealing structure 7 is extruded, the outside of the sampling inner tube 5 is fixed by a clamp, and the effects of fixing the sampling inner tube 5 and sealing are achieved.
Referring to fig. 2 and 3, in order to facilitate the heat preservation of the smoke gas, a temperature measuring port 12 is fixedly sleeved on the side surface of the sampling inner tube 5, heating members 11 are fixedly connected to the side surface of the sampling outer tube 4, the number of the heating members 11 is a plurality, and the plurality of heating members 11 are uniformly distributed on the side surface of the sampling outer tube 4.
The working principle and the using process of the utility model are as follows: firstly, when the connecting threaded joint 1 needs to be installed, the fixing screw 13 is rotated to enable the fixing screw 13 to enter the inside of the sealing block 3, so that the connecting threaded joint 1 is convenient to install, and convenience is brought to the installation of the connecting threaded joint 1, because the inner circular surface, the outer circular surface and one end surface of the sealing block 3 are respectively provided with a sealing groove, the sealing grooves are respectively matched with the combined sealing structure 7, the radial sealing structure 8 and the end surface sealing structure 6, the end surface sealing groove is used for sealing the end surface of the sealing block 3 and the connecting threaded joint 1, the inner circular sealing groove is used for radially sealing the sealing block 3 and the sampling inner tube 5, the outer circular sealing groove is used for radially sealing the sealing block 3 and the outer protective sleeve 2, the three sealing structures jointly ensure the sealing performance of the air inlet side of the sampling probe rod, when the sampling inner tube 5 needs to be fixed, the sealing nut 9 is rotated, and the sealing nut 9 can move rightwards, thereby extrude combination seal structure 7, make the outside of sample inner tube 5 fixed by the card to reach fixed sample inner tube 5 and sealed effect.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a quick detach formula sampling probe rod, includes connecting thread joint (1) and outer protective case (2), its characterized in that: a fixing screw (13) is sleeved on the internal thread of the connecting threaded joint (1), the external thread of the fixing screw (13) is sleeved with a sealing block (3), the side surface of the sealing block (3) is fixedly welded with a sampling outer pipe (4), a sampling inner pipe (5) is movably sleeved in the sampling outer pipe (4), a sealing mechanism is arranged outside the sealing block (3), the sealing mechanism comprises an end face sealing structure (6), a combined sealing structure (7) and a radial sealing structure (8), the outer part of the sampling inner pipe (5) is movably connected with a flange sealing cup (10), the inner thread of the flange sealing cup (10) is connected with a sealing nut (9), the side of the sampling inner tube (5) is fixedly sleeved with a temperature measuring port (12), and the side of the sampling outer tube (4) is fixedly connected with a heating body (11).
2. The quick release type sampling probe rod of claim 1, which is characterized in that: the side surface of the connecting threaded joint (1) is provided with a bolt round hole, and the bolt round hole is matched with the fixing screw (13).
3. The quick release type sampling probe rod of claim 1, which is characterized in that: the side of outer protective sleeve (2) and the side movable mounting who connects screwed joint (1), and the diameter value of outer protective sleeve (2) is greater than the diameter value of sample outer tube (4).
4. The quick release type sampling probe rod of claim 1, which is characterized in that: the inner circular surface, the outer circular surface and one end surface of the sealing block (3) are provided with sealing grooves, and the sealing grooves are matched with the combined sealing structure (7), the radial sealing structure (8) and the end surface sealing structure (6).
5. The quick release type sampling probe rod of claim 1, which is characterized in that: the external thread of the sealing nut (9) is matched with the internal thread of the flange sealing cup (10), and the inside of the sealing nut (9) is movably sleeved with the outside of the sampling inner tube (5).
6. The quick release type sampling probe rod of claim 1, which is characterized in that: the number of the heating bodies (11) is a plurality, and the heating bodies (11) are uniformly distributed on the side surface of the sampling outer tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122186317.7U CN216594366U (en) | 2021-09-10 | 2021-09-10 | Quick detach formula sampling probe rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122186317.7U CN216594366U (en) | 2021-09-10 | 2021-09-10 | Quick detach formula sampling probe rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216594366U true CN216594366U (en) | 2022-05-24 |
Family
ID=81637819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122186317.7U Active CN216594366U (en) | 2021-09-10 | 2021-09-10 | Quick detach formula sampling probe rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216594366U (en) |
-
2021
- 2021-09-10 CN CN202122186317.7U patent/CN216594366U/en active Active
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