CN216955340U

CN216955340U - Novel gas analyzer sampling probe

Info

Publication number: CN216955340U
Application number: CN202122065554.8U
Authority: CN
Inventors: 钟志文; 喻华祥
Original assignee: Hangzhou Jikong Electromechanical Equipment Co ltd
Current assignee: Hangzhou Jikong Electromechanical Equipment Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-07-12
Anticipated expiration: 2031-08-30

Abstract

The utility model provides a novel sampling probe of a gas analyzer. The novel gas analyzer sampling probe includes: a sampling pipe interface; the case is arranged above the sampling pipeline interface; the sample gas filter cartridge is arranged below the case; the sample gas pipeline set is fixedly arranged on the sampling pipeline connector, and the sample gas pipeline set is fixedly connected and communicated with the sample gas filter cartridge; the connecting flange is fixedly arranged at the top of the sample gas filter cylinder through bolts; the sample gas exhaust pipe is fixedly arranged on the case; and the back-blowing pipe is fixedly arranged on the case. The novel sampling probe of the gas analyzer provided by the utility model has the advantages that back-flushing impurity removal can be carried out on the pipeline and the filtering component, the pipeline and the sample gas filtering cylinder are prevented from being blocked, and the filtering component can be conveniently cleaned.

Description

Novel gas analyzer sampling probe

Technical Field

The utility model relates to the technical field of gas analyzers, in particular to a novel sampling probe of a gas analyzer.

Background

A gas analyzer is a process analyzer that measures the composition of a gas. In the use process of the gas analyzer, a sampling probe matched with the gas analyzer is generally used for gas sampling, and then the obtained sample gas is subjected to subsequent analysis.

However, traditional sampling probe is mostly only to extract the sample with gas, because contain a large amount of greasy dirt granule in some gases, in the extraction process, make the pipeline on the sampling probe very easily, and form the jam to the sample gas cartridge filter that filters to gas, thereby influence the normal collection of gas sample, and filter assembly in the sample gas cartridge filter carries out fixed mounting through establishing the screw in mostly, and in the sample gas extraction in-process, need carry out the more clearance of frequency to filter assembly and maintain, people's clearance maintenance efficiency has also been reduced to this kind of traditional mounting means.

Therefore, there is a need to provide a new sampling probe for a gas analyzer to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel sampling probe of a gas analyzer, which can perform back-blowing and impurity removal on a pipeline and a filtering assembly, prevent the pipeline and a sample gas filtering cylinder from being blocked and can conveniently clean the filtering assembly.

In order to solve the above technical problems, the present invention provides a novel sampling probe for a gas analyzer, comprising: a sampling pipe interface; the case is arranged above the sampling pipeline interface; the sample gas filter cylinder is arranged below the case; the sample gas pipeline group is fixedly arranged on the sampling pipeline connector, and the sample gas pipeline group is fixedly connected and communicated with the sample gas filter cartridge; the connecting flange is fixedly arranged at the top of the sample gas filter cylinder through bolts; the sample gas exhaust pipe is fixedly arranged on the case; the back blowing pipe is fixedly arranged on the case; the sampling branch pipe is fixedly installed at the bottom of the case, the bottom end of the sampling branch pipe is fixedly connected with the connecting flange, and the sampling branch pipe is communicated with the sample gas filter cartridge; the three-way valve is arranged in the case, and the sample gas exhaust pipe, the back-blowing pipe and the sampling branch pipe are respectively and fixedly connected with three interfaces of the three-way valve.

Preferably, the sample gas exhaust pipe is provided with a first electric ball valve, and the back-blowing gas pipe is provided with a second electric ball valve.

Preferably, be equipped with filtering component in the sample gas cartridge filter, two standing grooves have been seted up at the top of sample gas cartridge filter, two all be equipped with sealed piece in the standing groove, two one side that sealed piece is close to each other all with filtering component fixed connection.

Preferably, the sealing block is fixedly connected with the inner wall of the bottom of the placing groove through a bolt.

Preferably, the sealing blocks are in movable contact with the inner wall of the bottom of the placing groove, slots are formed in the two sides of the sealing blocks, which are far away from each other, two linkage blocks are arranged outside the sample gas filtering cylinder, insertion blocks are fixedly mounted on the two sides of the linkage blocks, which are close to each other, the two sides of the insertion blocks, which are close to each other, extend into the corresponding slots, the two insertion blocks are respectively in sliding connection with the inner walls of the two sides of the placing groove, which are far away from each other, two top plates are slidably mounted on the sample gas filtering cylinder, the two sides of the top plates, which are far away from each other, are respectively in sliding connection with the two linkage blocks, two support plates are fixedly mounted outside the sample gas filtering cylinder, ejector rods are slidably mounted on the two support plates, the top ends of the two ejector rods are respectively fixedly connected with the two top plates, and reset springs are sleeved on the two ejector rods, the top end of the reset spring is fixedly connected with the top plate, and the bottom end of the reset spring is fixedly connected with the support plate.

Preferably, the bottom ends of the two ejector rods are fixedly provided with lifting plates, the two support plates are provided with bolts in a threaded manner, the bottom ends of the two bolts are fixedly provided with clamping plates, and the two clamping plates are matched with the corresponding lifting plates.

Compared with the related art, the novel sampling probe of the gas analyzer provided by the utility model has the following beneficial effects:

the utility model provides a novel sampling probe of a gas analyzer, which can back blow impurity residues remained in a filtering component and a pipeline into an external sampling pipeline through the alternate work of sample gas sampling and back blowing, thereby ensuring that the whole sampling process is not blocked and the sampling gas can smoothly enter a next-stage processor after being purified;

and when dismantling filtering component and clear up and maintain, up push away two bails, the roof begins to rise for two linkage pieces keep away from each other, alright take the inserted block out the slot, then utilize the cardboard to block the bails, alright light take out filtering component to clear up and maintain can, during later installation, the above-mentioned step of reverse operation can, whole dismouting work is simple swift, and only need alone alright light completion, it is convenient to bring for people to the clearance maintenance of filtering component.

Drawings

FIG. 1 is a schematic front view of a first embodiment of a sampling probe of the novel gas analyzer;

FIG. 2 is a schematic cross-sectional structural view of the sample gas filter cartridge of FIG. 1;

FIG. 3 is an enlarged schematic view of portion A shown in FIG. 2;

FIG. 4 is a schematic front view of a second embodiment of a sampling probe of the novel gas analyzer;

FIG. 5 is an enlarged schematic view of portion B shown in FIG. 4;

fig. 6 is an enlarged schematic view of the portion C shown in fig. 5.

Reference numbers in the figures: 1. a sampling pipe interface; 2. a chassis; 3. a sample gas cartridge filter; 4. a sample gas piping group; 5. a connecting flange; 6. a sample gas exhaust pipe; 7. a blowback gas pipe; 8. sampling branch pipes; 9. a three-way valve; 10. a first electric ball valve; 11. a second electric ball valve; 12. a filter assembly; 13. a placement groove; 14. a sealing block; 15. a slot; 16. a linkage block; 17. inserting a block; 18. a top plate; 19. a top rod; 20. a reset spring; 21. and (4) a support plate.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

First embodiment

Referring to fig. 1-3, in a first embodiment of the present invention, a novel sampling probe of a gas analyzer comprises: the sampling pipeline interface 1 is similar to a flange type, a plurality of mounting holes are formed in the sampling pipeline interface 1, and the sampling pipeline interface can be fixedly connected with an interface of an external sampling pipeline; the case 2 is arranged above the sampling pipeline connector 1, and the front, the back and the top of the case 2 are both in an open shape, so that materials can be reduced, and the two electric ball valves can be protected; the sample gas filter cartridge 3 is arranged below the case 2; the sample gas pipeline group 4 is fixedly arranged on the sampling pipeline interface 1, the sample gas pipeline group 4 is fixedly connected and communicated with the sample gas filter cartridge 3, and the sample gas pipeline group 4 consists of a plurality of pipelines, so that gas can be conveyed through small pipelines, and the gas can be cooled to the maximum extent; the connecting flange 5 is fixedly arranged at the top of the sample gas filter cylinder 3 through bolts; the sample gas exhaust pipe 6 is fixedly arranged on the case 2; the back-blowing pipe 7 is fixedly arranged on the case 2; the sampling branch pipe 8 is fixedly arranged at the bottom of the case 2, the bottom end of the sampling branch pipe 8 is fixedly connected with the connecting flange 5, and the sampling branch pipe 8 is communicated with the sample gas filter cylinder 3; three-way valve 9, three-way valve 9 sets up in quick-witted case 2, sample gas calandria 6, blowback trachea 7 and sample branch pipe 8 respectively with three interface fixed connection of three-way valve 9, three-way valve 9's setting can be fixed three routes pipeline to form the route, make gas can be carried by the manual many ways of carrying on of controlling.

The sample gas exhaust pipe 6 is provided with a first electric ball valve 10, the blowback pipe 7 is provided with a second electric ball valve 11, and the first electric ball valve 10 and the second electric ball valve 11 can be manually controlled, so that gas can be selectively conveyed.

Be equipped with filtering component 12 in the sample gas cartridge filter 3, filtering component 12 generally comprises many empty adsorption material and filter screen such as active carbon, and adsorption effect is good, two standing groove 13 have been seted up at the top of sample gas cartridge filter 3, two all be equipped with sealed piece 14, two in the standing groove 13 one side that sealed piece 14 is close to each other all with filtering component 12 fixed connection, sealed piece 14 can laminate with the inner wall of standing groove 13 completely to form sealed effect.

The sealing block 14 is fixedly connected with the inner wall of the bottom of the placing groove 13 through bolts.

The working principle of the novel sampling probe of the gas analyzer provided by the utility model is as follows:

in the embodiment, the sampling pipeline interface 1 is communicated with an external sampling pipeline, the sample gas exhaust pipe 6 is communicated with a next-stage processor, and the back-blowing gas pipe 7 is communicated with an external high-pressure steam pump assembly;

when sampling, sampling gas firstly enters a sample gas pipeline group 4 through a sampling pipeline interface 1, the gas enters a sample gas filter cylinder 3 after passing through the sample gas pipeline group 4 consisting of a plurality of pipelines, then is adsorbed and filtered by a filter component 12 consisting of a filter screen and porous adsorption substances, oil stain and particulate matters in the sample gas are purified, finally, the filtered, adsorbed and cooled clean sample gas sequentially passes through a sampling branch pipe 8, a three-way valve 9 and an electric ball valve I10 and then is discharged through a sample gas exhaust pipe 6, and an electric ball valve II 11 is in a closed state in the process;

after once taking a sample and accomplishing, close electronic ball valve 10, get into sample gas cartridge filter 3 and sample gas pipe way group 4 through outside high-pressure steam pump subassembly with the highly compressed steam of high temperature through blowback pipe 7, two 11 of electronic ball valve and sample branch pipe 8 afterwards, with the filth impurity blowback that its inside is detained to sample pipeline interface 1 to it can to flow into outside sample pipeline.

the utility model provides a novel sampling probe of a gas analyzer, which can back blow impurity residues remained in a filtering component 12 and a pipeline into an external sampling pipeline through the alternate work of sample gas sampling and back blowing, thereby ensuring that the whole sampling process is not blocked and the sampled gas can smoothly enter a next-stage processor after being purified.

The second embodiment:

based on the novel gas analyzer sampling probe provided by the first embodiment of the present application, the second embodiment of the present application provides another novel gas analyzer sampling probe, and the second embodiment is only a preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the individual implementation of the first embodiment.

The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments

Referring to fig. 4-6, in a second embodiment of the sampling probe of the novel gas analyzer of the present invention: the sealing blocks 14 are in movable contact with the inner wall of the bottom of the placing groove 13, the two sealing blocks 14 are provided with slots 15 at the sides far away from each other, the sample gas filter cartridge 3 is provided with two linkage blocks 16 at the outside, the sides near the two linkage blocks 16 are set as oblique sliding surfaces, the two top plates 18 form a sliding relationship with the corresponding oblique sliding surfaces in a sliding block sliding groove mode, so that when the top plates 18 rise, the linkage blocks 16 can have a certain moving space and can bring the insertion blocks 17 out of the slots 15, the insertion blocks 17 are fixedly installed at the sides near the two linkage blocks 16, the sides near the two insertion blocks 17 extend into the corresponding slots 15, the insertion and the matching of the slots 15 and the insertion blocks 17 can form a vertical clamping to the sealing blocks 14, so that the sealing blocks can not be pulled up and down, and reliable fixing is formed, and the two insertion blocks 17 are respectively in sliding connection with the inner walls at the sides far away from the two placing grooves 13, sample gas cartridge filter 3 outer slidable mounting has two roofs 18, two one side that roof 18 kept away from each other respectively with two 16 sliding connection of linkage block, sample gas cartridge filter 3 outer fixed mounting has two extension boards 21, two equal slidable mounting has ejector pin 19, two on the extension board 21 the top of ejector pin 19 respectively with two roof 18 fixed connection, two all overlap on the ejector pin 19 and be equipped with reset spring 20, reset spring 20 the top with roof 18 fixed connection, reset spring 20 the bottom with extension board 21 fixed connection, reset spring 20 can provide resilience pulling force for roof 18, when roof 18 is in highest position, under the circumstances of unloading external effort, can descend automatically.

Two equal fixed mounting in bottom of ejector pin 19 has the lifter, two equal threaded mounting has the bolt on the extension board 21, two the equal fixed mounting in bottom of bolt has the cardboard, two the cardboard all with correspond lifter looks adaptation utilizes the contact cooperation between cardboard and the lifter, can make the people vacate the hand and do other things after roof 18 rises to the highest position for when dismantling filter assembly 12, can one man operate, improve the convenience.

When the filter component 12 in the sample gas filter cartridge 3 needs to be removed for cleaning and maintenance, the sample gas filter cartridge 3 is taken down independently, then a lifting plate is pushed upwards, the top plate 18 can be pushed upwards under the pushing action of the ejector rod 19, the corresponding linkage block 16 can gradually keep away from the sample gas filter cartridge 3 along with the ascending of the top plate 18 until the top plate 18 ascends to the highest position, the corresponding insertion block 17 is drawn out from the corresponding slot 15, at the moment, the corresponding sealing block 14 loses the limit, the corresponding return spring 20 is in a compressed state, the lifting plate is in contact with the support plate 21, then the corresponding bolt is rotated by 180 degrees, the clamping plate is rotated by half a circle so as to be in contact with the bottom of the corresponding lifting plate, the ejector rod 19 is limited, then, a hand can be vacated, the other insertion block 17 is taken out of the corresponding slot 15 according to the same way, at the moment, two sealing blocks 14 lose the limit, then the filter assembly 12 can be easily taken out and cleaned and maintained;

during later installation, put two sealed pieces 14 in two standing grooves 13, then turn around two bolts towards the opposite direction before, make cardboard and the separation of carrying the board, at this moment reset spring 20 just can release elasticity, take roof 18 to descend, and finally in inserted block 17 just inserted slot 15, and then accomplish the installation, whole dismouting work is simple swift, and only need alone alright easily to be accomplished, and it is convenient to bring for people to the clearance maintenance of filter assembly 12.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A novel gas analyzer sampling probe, comprising:

a sampling pipe interface;

the case is arranged above the sampling pipeline interface;

the sample gas filter cartridge is arranged below the case;

the sample gas pipeline set is fixedly arranged on the sampling pipeline connector, and the sample gas pipeline set is fixedly connected and communicated with the sample gas filter cartridge;

the connecting flange is fixedly arranged at the top of the sample gas filter cylinder through bolts;

the sample gas exhaust pipe is fixedly arranged on the case;

the back-blowing pipe is fixedly arranged on the case;

the sampling branch pipe is fixedly installed at the bottom of the case, the bottom end of the sampling branch pipe is fixedly connected with the connecting flange, and the sampling branch pipe is communicated with the sample gas filter cartridge;

the three-way valve is arranged in the case, and the sample gas exhaust pipe, the back-blowing pipe and the sampling branch pipe are respectively and fixedly connected with three interfaces of the three-way valve.

2. The novel gas analyzer sampling probe of claim 1, wherein the sample gas exhaust pipe is provided with a first electric ball valve, and the back-blowing gas pipe is provided with a second electric ball valve.

3. The novel gas analyzer sampling probe of claim 1, wherein a filter assembly is disposed in the sample gas filter cartridge, two placement grooves are disposed at the top of the sample gas filter cartridge, sealing blocks are disposed in the two placement grooves, and one side of each of the two sealing blocks, which is close to the other side, is fixedly connected to the filter assembly.

4. The novel gas analyzer sampling probe of claim 3, wherein the sealing block is fixedly connected with the inner wall of the bottom of the placing groove through a bolt.

5. The novel gas analyzer sampling probe of claim 3, wherein the sealing blocks are movably contacted with the inner wall of the bottom of the placement grooves, the sides of the two sealing blocks away from each other are provided with slots, the exterior of the sample gas filtering cylinder is provided with two linkage blocks, the sides of the two linkage blocks close to each other are fixedly provided with insertion blocks, the sides of the two insertion blocks close to each other are extended into the corresponding slots, the two insertion blocks are respectively slidably connected with the inner wall of the side of the two placement grooves away from each other, the exterior of the sample gas filtering cylinder is slidably provided with two top plates, the sides of the two top plates away from each other are respectively slidably connected with the two linkage blocks, the exterior of the sample gas filtering cylinder is fixedly provided with two support plates, the two support plates are respectively slidably provided with top rods, the top ends of the two top rods are respectively fixedly connected with the two top plates, and the two ejector rods are respectively sleeved with a reset spring, the top ends of the reset springs are fixedly connected with the top plate, and the bottom ends of the reset springs are fixedly connected with the support plate.

6. The novel gas analyzer sampling probe of claim 5, wherein a lifting plate is fixedly mounted at the bottom end of each of the two ejector rods, a bolt is threadedly mounted on each of the two support plates, a clamping plate is fixedly mounted at the bottom end of each of the two bolts, and the two clamping plates are adapted to the corresponding lifting plates.