CN213348120U - High-temperature protection filter of laser gas analyzer pretreatment system - Google Patents
High-temperature protection filter of laser gas analyzer pretreatment system Download PDFInfo
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- CN213348120U CN213348120U CN202021845354.3U CN202021845354U CN213348120U CN 213348120 U CN213348120 U CN 213348120U CN 202021845354 U CN202021845354 U CN 202021845354U CN 213348120 U CN213348120 U CN 213348120U
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Abstract
The high-temperature protection filter of the laser gas analyzer pretreatment system comprises an air inlet adapter, a lower cover, an upper cover, a high-temperature protection filter body, a high-precision sintering filter element component and an air outlet adapter, wherein the lower cover is funnel-shaped, the lower cover is provided with a liquid leakage hole and a fixed plate, the liquid leakage hole is in threaded connection with a liquid receiving bottle, the edge of the fixed plate is provided with a plurality of notches, the fixed plate is provided with the high-precision sintering filter element component, the lower cover is in threaded connection with the high-temperature protection filter body and is fixed, the high-temperature protection filter body is provided with the air inlet adapter, the upper part of the high-temperature protection filter body is in threaded connection with the upper cover, the upper cover is provided with the air outlet adapter, and the inner end of the air outlet adapter penetrates into a top cover of the high-precision sintering, and the installation is more convenient.
Description
Technical Field
The utility model relates to a filter structure especially relates to laser gas analyzer pretreatment systems's high temperature protection filter.
Background
At present, most of laser gas analyzer systems on the market are ordinary filters, sample gas is not filtered and heated, and directly enters an analyzer gas chamber, and partial harmful particulate matters and impurities enter the gas chamber, so that the gas chamber is corroded to a certain extent, the service life of the analyzer is prolonged, the testing precision of the analyzer is improved, and equipment pipelines are seriously blocked.
The high-temperature protection filter designed by the department has the advantages that the high-temperature protection filter is additionally arranged at the air inlet of the sample gas entering the analysis air chamber, the sample gas is filtered (the high-precision sintered filter element of 0.2 UM), harmful waste particles are prevented from being blocked outside the air chamber, the corrosion of other external harmful gases to the air chamber is prevented, the auxiliary instrument is used for filtering the gas, solid impurities and other irrelevant gases are filtered, the service life of the analyzer air chamber is longer, and the test precision is higher.
SUMMERY OF THE UTILITY MODEL
In view of this, an object of the utility model is to provide a laser gas analyzer pretreatment systems's high temperature protection filter, high temperature protection filter includes admit air adapter, lower cover, upper cover, high temperature protection filter body, high accuracy sintering filter element group spare, the adapter of giving vent to anger, the lower cover becomes to leak hopper-shaped, the lower cover is equipped with weeping hole, fixed plate, weeping hole spiro union has the liquid receiving bottle, the fixed plate border is equipped with a plurality of breachs, be equipped with high accuracy sintering filter element group spare on the fixed plate, the lower cover with high temperature protection filter body spiro union is fixed, the intake adapter has been seted up on the high temperature protection filter body, high temperature protection filter body upper portion spiro union has the upper cover, be equipped with the adapter of giving vent to anger on the upper cover, wear to establish in the adapter the inner top cap of high accuracy sintering filter element group spare, high accuracy sintering filter, The cylinder body is formed by a plurality of layers of metal sintering net sleeves, and the middle part of the top cover is provided with a through hole matched with the air outlet adapter.
Preferably, the inner wall of the high-temperature protection filter body is provided with a limiting strip, and the limiting strip is connected with the high-precision sintering filter element assembly.
Preferably, the inner walls of the lower cover, the upper cover and the high-temperature protection filter body are all treated by high-temperature fluorine spraying.
Preferably, an elastic sheet is fixed on the inner side of the upper cover and connected with a sealing plate, the sealing plate is sleeved on the air outlet adapter, and a sealing ring is arranged between the sealing plate and the air outlet adapter.
Preferably, the sealing ring is made of elastic high-temperature resistant material.
Preferably, the air inlet adapter and the air outlet adapter are both bidirectional stainless steel adapters.
Preferably, a limiting ring is arranged on the fixing plate, and the size of the limiting ring is matched with that of the bottom cover.
Preferably, the fixing plate peripheral wall is connected with the lower cover peripheral wall.
Compared with the prior art, the utility model discloses following beneficial effect has:
the high-temperature protection filter shell is subjected to high-temperature fluorine spraying treatment, so that oxidation and corrosion are prevented;
the whole high-temperature protection filter has a compact structure, can effectively filter out solid impurities and other irrelevant gases, and after sample gas passes through the high-temperature filter element, the sampled gas is clean and free of impurities and solid substances, so that the testing precision and efficiency of volatile gas are improved, and the service life of an analyzer gas chamber is greatly prolonged;
and the adapter of giving vent to anger stretches into in the through-hole of top cap, the upper cover inboard is fixed with the shell fragment, the shell fragment meets with the closing plate, the closing plate cover is established on the adapter of giving vent to anger, just the closing plate with be equipped with the sealing ring between the adapter of giving vent to anger, the adapter and the high accuracy sintering filter element group spare sealing connection of giving vent to anger that can be convenient fast, it is more convenient to install.
Drawings
Fig. 1 is a system structure diagram of the present invention.
Fig. 2 is an overall structure diagram of the present invention.
The figure is as follows: 1 sampling probe, 2 heat tracing pipes, 3 heating boxes, 4 high-temperature protection filter bodies, 5 liquid receiving bottles, 6 lower covers, 7 upper covers, 8 analyzer air chambers, 9 air inlet adapters, 10 fixing plates, 11 bottom covers, 12 limiting rings, 13 metal sintering nets, 14 limiting strips, 15 sealing plates, 16 elastic pieces, 17 air outlet adapters, 18 sealing rings, 19 top covers and 20 liquid leakage holes.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1-2, the high temperature protection filter of the laser gas analyzer pretreatment system comprises an air inlet adapter 9, a lower cover 6, an upper cover 7, a high temperature protection filter body 4, a high precision sintering filter element assembly, and an air outlet adapter 17, wherein the lower cover 6 is funnel-shaped, the lower cover 6 is provided with a leakage hole 20 and a fixing plate 10, the leakage hole 20 is screwed with a liquid receiving bottle 5, the peripheral wall of the fixing plate 10 is connected with the peripheral wall of the lower cover 6, the fixing plate 10 is provided with a spacing ring 12, the spacing ring 12 is matched with the bottom cover 11 in size, the edge of the fixing plate 10 is provided with a plurality of gaps, the fixing plate 10 is provided with the high precision sintering filter element assembly, the lower cover 6 is fixed with the high temperature protection filter body 4 in a screwed manner, the high temperature protection filter body 4 is provided with the air inlet adapter 9, the inner wall of the high-temperature protection filter body 4 is provided with a limiting strip 14, the limiting strip 14 is connected with the high-precision sintering filter element assembly, and the air inlet adapter 9 and the air outlet adapter 17 are both bidirectional stainless steel adapters;
the upper part of the high-temperature protection filter body 4 is screwed with an upper cover 7, the upper cover 7 is provided with an air outlet adapter 17, an elastic sheet 16 is fixed on the inner side of the upper cover 7, the elastic sheet 16 is connected with a sealing plate 15, the sealing plate 15 is sleeved on the air outlet adapter 17, and a sealing ring 18 is arranged between the sealing plate 15 and the air outlet adapter 17, the sealing ring 18 is made of elastic high-temperature resistant material, the inner end of the air outlet adapter 17 is inserted into a top cover 19 of the high-precision sintering filter element component, the high-precision sintered filter element assembly comprises a bottom cover 11, a cylinder body and a top cover 19, wherein the upper surface of the bottom cover 11 is an upward conical surface, the cylinder body is formed by sleeving a plurality of layers of metal sintering nets 13, a through hole matched with the air outlet adapter 17 is formed in the middle of the top cover 19, the lower cover 6, the upper cover 7 and the inner wall of the high-temperature protection filter body 4 are all treated by high-temperature fluorine spraying;
the principle of the utility model is that: external sample gas firstly passes through the sampling probe 1, then passes through the heat tracing pipe 2, enters the stainless steel pipe in the heating box 3, then passes through the high-temperature protection filter, finally enters the analyzer air chamber 8, when the sample gas passes through the high-temperature protection filter, moisture in the sample gas is condensed into liquid on the metal sintering net 13, the liquid flows onto the bottom cover 11 at the bottom along the metal sintering net 13, as the upper surface of the bottom cover 11 is an upward conical surface, the liquid can flow out to pass through a plurality of gaps at the edge of the fixing plate 10 and finally flows into the liquid receiving bottle 5, the whole high-temperature protection filter has a compact structure, can effectively filter out solid impurities and other irrelevant gases, and after the sample gas passes through the high-precision sintering filter element assembly, the sampled gas is clean and free of impurities and solid substances, so that the testing precision and the testing efficiency of volatile gas are improved, and the service life of the analyzer, and give vent to anger adapter 17 and stretch into in the through-hole of top cap 19, 7 inboards of upper cover are fixed with shell fragment 16, shell fragment 16 meets with closing plate 15, closing plate 15 cover is established on giving vent to anger adapter 17, just closing plate 15 with be equipped with sealing ring 18 between the adapter 17 of giving vent to anger, the adapter 17 and the high accuracy sintering filter element group spare sealing connection of giving vent to anger that can be convenient fast, it is more convenient to install.
The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the right of the present invention should not be limited thereby, and therefore, modifications, equivalent changes, improvements, etc. made in the claims of the present invention are still included in the scope of the present invention.
Claims (8)
1. Laser gas analysis appearance pretreatment systems's high temperature protection filter, its characterized in that: the high-temperature protection filter comprises an air inlet adapter, a lower cover, an upper cover, a high-temperature protection filter body, a high-precision sintering filter element assembly and an air outlet adapter, wherein the lower cover is funnel-shaped and is provided with a liquid leakage hole and a fixed plate, the liquid leakage hole is in threaded connection with a liquid receiving bottle, the edge of the fixed plate is provided with a plurality of notches, the fixed plate is provided with the high-precision sintering filter element assembly, the lower cover is in threaded connection with the high-temperature protection filter body, the high-temperature protection filter body is provided with the air inlet adapter, the upper part of the high-temperature protection filter body is in threaded connection with the upper cover, the upper cover is provided with the air outlet adapter, the inner end of the air outlet adapter is penetrated into a top cover of the high-precision sintering filter element assembly, the high-precision sintering filter element assembly comprises a bottom cover, a barrel body, the middle part of the top cover is provided with a through hole matched with the air outlet adapter.
2. The high temperature protective filter of laser gas analyzer pretreatment system of claim 1, characterized in that: the inner wall of the high-temperature protection filter body is provided with a limiting strip, and the limiting strip is connected with the high-precision sintering filter element assembly.
3. The high temperature protective filter of laser gas analyzer pretreatment system of claim 1, characterized in that: the inner walls of the lower cover, the upper cover and the high-temperature protection filter body are all treated by high-temperature fluorine spraying.
4. The high temperature protective filter of laser gas analyzer pretreatment system of claim 1, characterized in that: the inner side of the upper cover is fixedly provided with an elastic sheet, the elastic sheet is connected with a sealing plate, the sealing plate is sleeved on the air outlet adapter, and a sealing ring is arranged between the sealing plate and the air outlet adapter.
5. The high temperature protection filter of laser gas analyzer pretreatment system of claim 4, characterized in that: the sealing ring is made of elastic high-temperature-resistant materials.
6. The high temperature protective filter of laser gas analyzer pretreatment system of claim 1, characterized in that: and the air inlet adapter and the air outlet adapter are both bidirectional stainless steel adapters.
7. The high temperature protective filter of laser gas analyzer pretreatment system of claim 1, characterized in that: and a limiting ring is arranged on the fixing plate, and the size of the limiting ring is matched with that of the bottom cover.
8. The high temperature protective filter of laser gas analyzer pretreatment system of claim 1, characterized in that: the peripheral wall of the fixing plate is connected with the peripheral wall of the lower cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021845354.3U CN213348120U (en) | 2020-08-30 | 2020-08-30 | High-temperature protection filter of laser gas analyzer pretreatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021845354.3U CN213348120U (en) | 2020-08-30 | 2020-08-30 | High-temperature protection filter of laser gas analyzer pretreatment system |
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| CN213348120U true CN213348120U (en) | 2021-06-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115193086A (en) * | 2022-02-22 | 2022-10-18 | 山东蓝湾新材料有限公司 | Methane chloride separation and recovery system and method |
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2020
- 2020-08-30 CN CN202021845354.3U patent/CN213348120U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115193086A (en) * | 2022-02-22 | 2022-10-18 | 山东蓝湾新材料有限公司 | Methane chloride separation and recovery system and method |
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