CN212693367U - Flue gas sampling device - Google Patents
Flue gas sampling device Download PDFInfo
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- CN212693367U CN212693367U CN202021263990.5U CN202021263990U CN212693367U CN 212693367 U CN212693367 U CN 212693367U CN 202021263990 U CN202021263990 U CN 202021263990U CN 212693367 U CN212693367 U CN 212693367U
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- tray
- flue gas
- lead screw
- sampling device
- bed frame
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Abstract
The utility model discloses a flue gas sampling device belongs to environmental detection technical field, including bed frame, tray, lift mechanism to and a plurality of flue gas collection section of thick bamboos of setting on the tray, lift mechanism sets up between bed frame and tray, and can drive the relative bed frame of tray and go up and down, lift mechanism including setting up the lead screw in the bed frame, be provided with two lead screw sliders on the lead screw, it has the bracing piece to articulate on the lead screw slider, and the other end and the tray of bracing piece are articulated, are equipped with coupling mechanism between a flue gas collection section of thick bamboo and the tray, can dismantle through coupling mechanism between a flue gas collection section of thick bamboo and the tray and be connected. Through the lead screw rotation, the drive lead screw slider removes, and the relative bed frame of tray rises to drive a flue gas collection section of thick bamboo and reach appointed height, conveniently gather the flue gas, it adjusts conveniently, operates steadily, replaces traditional handheld sampling, and labour saving and time saving has improved detection efficiency. The lead screw is rotated reversely, so that the folding storage can be realized, and the carrying is convenient.
Description
Technical Field
The utility model relates to an environment detection technology field, especially a flue gas sampling device.
Background
With the rapid development of the global industrialization process, the environmental pollution and ecological damage become more serious day by day, which arouses the high importance of all countries in the world. Based on the actual condition of the current domestic pollution source flue gas emission, the national requirements on the emission and detection of the fixed pollution source atmospheric emissions are increasingly strict, and the application development of the continuous detection of the flue gas emission is bound to be great. Environmental detection personnel often need set up sampling device in the specific location at the working process, regularly quantitative collection flue gas sample. At present, environment detection personnel need carry out complicated sampling device setting and fixed before sampling each time, often need the handheld sampling device of a measurement personnel, consuming time and wasting power, brought very big inconvenience for detection achievement.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a flue gas sampling device with simple structure and reasonable design.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a flue gas sampling device, includes bed frame, tray, lifts the mechanism to and a plurality of flue gas collection section of thick bamboos of setting on the tray, lift the mechanism setting between bed frame and tray, and can drive the relative bed frame of tray and go up and down, lift the mechanism including setting up the lead screw in the bed frame, be provided with two lead screw sliders on the lead screw, articulated on the lead screw slider have the bracing piece, and the other end and the tray of bracing piece are articulated, are equipped with coupling mechanism between a flue gas collection section of thick bamboo and the tray, can dismantle through coupling mechanism between a flue gas collection section of thick bamboo and the tray and be connected.
Preferably, two sections of screw threads with opposite thread directions are arranged on the screw, and the screw sliders are respectively connected to the corresponding screw threads.
Preferably, the tray lifting device further comprises a guide mechanism for assisting the lifting of the tray, wherein the guide mechanism comprises two guide rails vertically arranged on the base frame and guide rail sliding blocks arranged on the tray, and the guide rail sliding blocks are respectively sleeved on the corresponding guide rails.
Preferably, the connecting mechanism comprises a screw and a through hole arranged on the tray, and the screw can pass through the through hole to be connected with the smoke collection cylinder.
Preferably, the flue gas collection cylinder includes the stack shell, is equipped with the cover of air inlet to and from top to bottom set gradually condenser pipe, graphite adsorbed layer, the sampling chamber in the stack shell, be equipped with the sample connection that communicates the sampling chamber on the stack shell, be fixed with upper end open-ended tube-shape filter cloth on the cover, the upper end intercommunication air inlet of tube-shape filter cloth.
Preferably, the barrel cover is provided with a mounting ring, and the upper end of the cylindrical filter cloth is provided with a snap ring connected with the mounting ring.
Preferably, the inside wall of snap ring is gone up the shaping and is had elasticity card protruding, be provided with on the lateral wall of collar be used for with the protruding joint complex positioning groove of elasticity card.
Preferably, the inner side wall of the barrel body is provided with an annular shoulder for mounting a graphite adsorption layer.
The utility model has the advantages that: through the lead screw rotation, the drive lead screw slider removes, and the relative bed frame of tray rises to drive a flue gas collection section of thick bamboo and reach appointed height, conveniently gather the flue gas, it adjusts conveniently, operates steadily, replaces traditional handheld sampling, and labour saving and time saving has improved detection efficiency. After the detection is finished, the lead screw is rotated reversely, the tray descends relative to the base frame, the folding storage is realized, and the carrying is convenient.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the middle flue gas collecting cylinder of the present invention.
Detailed Description
As shown in fig. 1 and 2, a flue gas sampling device comprises a base frame 1, a tray 2, a lifting mechanism and a plurality of flue gas collection cylinders 3 arranged on the tray 2, wherein the lifting mechanism is arranged between the base frame 1 and the tray 2 and can drive the tray 2 to lift relative to the base frame 1, the lifting mechanism comprises a lead screw arranged in the base frame 1, two lead screw sliders are arranged on the lead screw, supporting rods are hinged on the lead screw sliders, the other ends of the supporting rods are hinged with the tray 2, a connecting mechanism is arranged between the flue gas collection cylinders 3 and the tray 2, and the flue gas collection cylinders 3 and the tray 2 are detachably connected through the connecting mechanism.
When in use, the screw rod rotates to drive the screw rod slide block to move, the tray 2 rises relative to the base frame 1, thereby driving the flue gas collecting cylinder 3 to reach the designated height,
the convenience is gathered the flue gas, and it is adjusted conveniently, operates steadily, replaces traditional handheld sampling, and labour saving and time saving has improved detection efficiency. When the supporting rod is in a vertical state, the highest point of sampling is reached, and the collection of the flue gas with different heights can be realized by reasonably setting the length of the supporting rod. After the detection is finished, the lead screw is rotated reversely, the tray 2 descends relative to the base frame 1, the folding storage is realized, and the carrying is convenient.
In this embodiment, two sections of screw threads with opposite thread directions are arranged on the screw, the screw sliders are respectively connected to the corresponding screw threads, and when the screw rotates, the screw sliders can simultaneously slide relative to the screw, so that the screw is highly synchronous.
Particularly, be equipped with first lead screw thread 4 and second lead screw thread 5 that screw direction is opposite on the lead screw, lead screw slider includes first lead screw slider 6 and second lead screw slider 7, first lead screw slider 6 is connected on first lead screw thread 4, second lead screw slider 7 is installed on second lead screw thread 5, the bracing piece includes that one end is articulated with first lead screw slider 6, the other end and tray 2 articulated first bracing piece 8, and one end is articulated with second lead screw slider 7, the other end and tray 2 articulated second bracing piece 9. When the lead screw rotates clockwise, the first lead screw sliding block 6 moves leftwards, the second lead screw sliding block 7 moves rightwards, the tray 2 is driven by the first supporting rod 8 and the second supporting rod 9 to ascend to a specified height, and the flue gas is collected by the flue gas collecting cylinder 3.
Further, in order to guarantee that 2 lifts of tray are steady, the utility model discloses still including the guiding mechanism who is used for the 2 lifts of supplementary tray, guiding mechanism includes two vertical setting guide rails on bed frame 1, sets up the rail block on tray 2, rail block overlaps respectively to be established on the guide rail that corresponds.
As shown in the figure, guiding mechanism is including setting up first guide rail and the second guide rail on bed frame 1 to and set up first guide rail slider and the second guide rail slider on tray 2, first guide rail slider cover is established on first guide rail, second guide rail slider cover is established on the second guide rail, and guide rail slider moves along the guide rail, and at the lift in-process of tray 2, location and guide effect are played in the cooperation between them.
The connecting mechanism comprises a screw 10 and a through hole arranged on the tray 2, and the screw 10 can pass through the through hole to be connected with the smoke collection cylinder 3. Of course, the connection mechanism may also adopt a magnetic attraction manner or other detachable connection manners existing in the prior art, which is not limited herein.
In this embodiment, the number of the smoke collection cylinders 3 is two, which helps to ensure the accuracy of the detection result.
In order to further ensure the accuracy of the detection result and prolong the service life of the smoke tester, particle impurities and moisture contained in smoke need to be treated. The flue gas collection cylinder 3 comprises a cylinder body 11, a cylinder cover 12 provided with an air inlet, and a condensation pipe 13, a graphite adsorption layer 14 and a sampling cavity 15 which are sequentially arranged in the cylinder body 11 from top to bottom, wherein a sampling port 16 communicated with the sampling cavity 15 is arranged on the cylinder body 11, a cylindrical filter cloth 17 with an open upper end is fixed on the cylinder cover 12, and the upper end of the cylindrical filter cloth 17 is communicated with the air inlet. The flue gas gets into through the air inlet, passes tube-shape filter cloth 17, and tube-shape filter cloth 17 carries out filtration treatment to the particulate impurity in the flue gas, and the flue gas continues the downstream to pass condenser pipe 13, and condenser pipe 13 solidifies the moisture in the flue gas, and moisture drips on graphite adsorbed layer 14, and simultaneously, the flue gas continues the downstream through graphite adsorbed layer 14, gets into sampling chamber 15 at last, and the measurement personnel sample through sample connection 16 for the filtration condensation of flue gas adopts the processing more convenient.
In order to facilitate the installation of the cylindrical filter cloth 17, a mounting ring 18 is arranged on the barrel cover, and a snap ring 19 connected with the mounting ring 18 is arranged at the upper end of the cylindrical filter cloth 17. Elastic clamping protrusions 20 are formed on the inner side wall of the clamping ring 19, and positioning grooves used for being in clamping fit with the elastic clamping protrusions 20 are formed in the outer side wall of the mounting ring 18. The elastic clamping protrusions 20 are matched with the positioning grooves, so that the cylindrical filter cloth 17 is convenient and quick to assemble and disassemble, and the maintenance and cleaning difficulty is greatly reduced. Of course, the connection between the snap ring 19 and the mounting ring 18 can also be realized by means of threads.
The inside wall of barrel 11 is equipped with annular shoulder 21 that is used for installing graphite adsorbed layer 14, and graphite adsorbed layer 14 lower extreme edge after the equipment is with annular shoulder 21 butt. In addition, a sampling cover or a valve can be arranged at the sampling port 16, and the sampling cover or the valve can also be directly connected with a smoke tester to detect smoke to obtain a required analysis result.
The above description specifically describes the preferred embodiments of the present invention, but of course, the present invention can also adopt different forms from the above embodiments, and equivalent changes or corresponding modifications made by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a flue gas sampling device, its characterized in that, includes bed frame (1), tray (2), lifts the mechanism to and a plurality of flue gas collection tube (3) of setting on tray (2), lift the mechanism setting between bed frame (1) and tray (2), and can drive relative bed frame (1) of tray (2) and go up and down, lift the mechanism including setting up the lead screw in bed frame (1), be provided with two lead screw sliders on the lead screw, articulated on the lead screw slider have the bracing piece, the other end and tray (2) of bracing piece are articulated, are equipped with coupling mechanism between flue gas collection tube (3) and tray (2), can dismantle through coupling mechanism between flue gas collection tube (3) and tray (2) and be connected.
2. The flue gas sampling device of claim 1, wherein the lead screw is provided with two sections of lead screw threads with opposite thread directions, and the lead screw sliding blocks are respectively connected to the corresponding lead screw threads.
3. The flue gas sampling device according to claim 1, further comprising a guide mechanism for assisting the lifting of the tray (2), wherein the guide mechanism comprises two guide rails vertically arranged on the base frame (1) and guide rail sliding blocks arranged on the tray (2), and the guide rail sliding blocks are respectively sleeved on the corresponding guide rails.
4. The smoke sampling device according to claim 1, wherein said connection means comprises a screw (10), a through hole provided on the tray (2), said screw (10) being connectable with the smoke collection cartridge (3) through the through hole.
5. The flue gas sampling device according to claim 1, wherein the flue gas collection cylinder (3) comprises a cylinder body (11), a cylinder cover (12) provided with an air inlet, and a condensation pipe (13), a graphite adsorption layer (14) and a sampling cavity (15) which are sequentially arranged in the cylinder body (11) from top to bottom, a sampling port (16) communicated with the sampling cavity (15) is arranged on the cylinder body (11), a cylindrical filter cloth (17) with an open upper end is fixed on the cylinder cover (12), and the upper end of the cylindrical filter cloth (17) is communicated with the air inlet.
6. The smoke sampling device according to claim 5, wherein a mounting ring (18) is arranged on the cylinder cover (12), and a snap ring (19) connected with the mounting ring (18) is arranged at the upper end of the cylinder-shaped filter cloth (17).
7. The flue gas sampling device according to claim 6, wherein an elastic clamping protrusion (20) is formed on the inner side wall of the clamping ring (19), and a positioning groove used for being clamped and matched with the elastic clamping protrusion (20) is formed on the outer side wall of the mounting ring (18).
8. The flue gas sampling device according to claim 5, wherein the inner side wall of the barrel (11) is provided with an annular shoulder (21) for mounting a graphite adsorption layer (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021263990.5U CN212693367U (en) | 2020-07-01 | 2020-07-01 | Flue gas sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021263990.5U CN212693367U (en) | 2020-07-01 | 2020-07-01 | Flue gas sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212693367U true CN212693367U (en) | 2021-03-12 |
Family
ID=74895782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021263990.5U Active CN212693367U (en) | 2020-07-01 | 2020-07-01 | Flue gas sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212693367U (en) |
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2020
- 2020-07-01 CN CN202021263990.5U patent/CN212693367U/en active Active
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