CN117538490A - Indoor collection and analysis device of explosion-proof gas analyzer - Google Patents
Indoor collection and analysis device of explosion-proof gas analyzer Download PDFInfo
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- CN117538490A CN117538490A CN202311606574.9A CN202311606574A CN117538490A CN 117538490 A CN117538490 A CN 117538490A CN 202311606574 A CN202311606574 A CN 202311606574A CN 117538490 A CN117538490 A CN 117538490A
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- 238000004458 analytical method Methods 0.000 title claims abstract description 47
- 238000000605 extraction Methods 0.000 claims abstract description 86
- 238000004868 gas analysis Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 29
- 230000001681 protective effect Effects 0.000 claims description 24
- 239000000523 sample Substances 0.000 claims description 20
- 230000008093 supporting effect Effects 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 19
- 238000005192 partition Methods 0.000 claims description 16
- 229920000742 Cotton Polymers 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 4
- 239000000284 extract Substances 0.000 abstract description 2
- 238000004880 explosion Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0011—Sample conditioning
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Abstract
The invention discloses an indoor collection and analysis device of an explosion-proof gas analyzer, relates to the technical field of explosion-proof gas analysis, and solves the problems that when the existing indoor gas containing the explosion-proof gas is analyzed, the gas in the equipment is easy to influence the accuracy of analysis, and the indoor gas is inconvenient to pump and analyze. The indoor collection and analysis device of the explosion-proof gas analyzer comprises a protection air extraction mechanism and an exhaust mechanism, wherein the exhaust mechanism is fixedly arranged at the bottom end of the protection air extraction mechanism, a rotary extraction mechanism is arranged at the inner side of the protection air extraction mechanism, and a quantitative gas guide analysis mechanism is rotatably arranged at one side of the rotary extraction mechanism; the quantitative air guide analysis mechanism is provided with an air inlet and an air outlet. The invention extracts and analyzes the indoor gas in a hand-shaking mode, is convenient to operate and carry, can remove the residual gas before analysis, and avoids affecting the accuracy of analysis.
Description
Technical Field
The invention relates to the technical field of explosion-proof gas analysis, in particular to an indoor acquisition and analysis device of an explosion-proof gas analyzer.
Background
Explosion protection refers to the fact that the explosion protection device can resist the impact force and heat of explosion and still work normally without loss, namely explosion protection, the generation of explosion protection is considered from three necessary conditions, one of the necessary conditions is limited, and the generation of explosion is limited; corresponding explosion-proof instrument and explosion-proof electrical equipment are selected, and the standard structure is as follows: the explosion-proof type, the security-increasing type, the positive pressure type, the sand filling type, the intrinsic safety type and the oil filling type require the collection and analysis of indoor gas when personnel or equipment enter the indoor containing the explosion-proof gas.
However, when the existing indoor gas analysis is carried out on the indoor gas containing explosion-proof gas, the gas existing in the equipment is easy to influence the analysis accuracy, and the indoor gas is inconvenient to pump and analyze; therefore, the existing requirements are not met, and an indoor acquisition and analysis device of an explosion-proof gas analyzer is provided.
Disclosure of Invention
The invention aims to provide an indoor collection and analysis device of an explosion-proof gas analyzer, which is used for solving the problems that when the existing indoor containing the explosion-proof gas is subjected to gas analysis in the background technology, the gas in the equipment is easy to influence the accuracy of analysis, and the indoor gas is inconvenient to pump and analyze.
In order to achieve the above purpose, the present invention provides the following technical solutions: the indoor collection and analysis device of the explosion-proof gas analyzer comprises a protection air extraction mechanism and an exhaust mechanism, wherein the exhaust mechanism is fixedly arranged at the bottom end of the protection air extraction mechanism, a rotary extraction mechanism is arranged at the inner side of the protection air extraction mechanism, and a quantitative gas guide analysis mechanism is rotatably arranged at one side of the rotary extraction mechanism;
the quantitative air guide analysis mechanism is provided with an air inlet and an air outlet, and comprises a gas detection probe which is arranged at the inner side of the air outlet, and the quantitative air guide analysis mechanism adjusts the air inlet flow of the air inlet;
the rotary extraction mechanism comprises a rotary rocker, a connecting rod is arranged at one end of the rotary rocker, an extraction disc is fixedly arranged at the outer side of the connecting rod, a second sealing ring is arranged at the outer side of the extraction disc, four extraction sliding grooves are uniformly formed in the side edges of the extraction disc, movable sliding blocks are slidably arranged at the inner sides of the extraction sliding grooves, the movable sliding blocks are connected with the extraction disc through first sealing rings, a transmission connecting column is arranged at the inner sides of the middle parts of the movable sliding blocks, a rotary sleeve plate is fixedly arranged at one side of the extraction disc, a guide hollow frame is arranged at the inner sides of the rotary sleeve plate, guide blocks are slidably connected at the inner sides of four end angles of the guide hollow frame, and the guide blocks are rigidly connected with the transmission connecting column, and a first supporting spring is arranged at one side of each guide block.
Preferably, the quantitative air guide analysis mechanism further comprises a sealing partition plate, two movable air guide heads are arranged on the inner side of the sealing partition plate, a second supporting spring is arranged on the inner side of the movable air guide heads, an air guide seat is arranged at one end of the second supporting spring, an adjusting rod is arranged on one side, far away from the second supporting spring, of the air guide seat, an air guide hollow plate is arranged on the outer side of the adjusting rod, a filter cotton block is arranged on the inner side, far away from one end of the adjusting rod, of the air guide hollow plate, and the filter cotton block is close to an air outlet of the quantitative air guide analysis mechanism;
the gas detection probe is arranged on the inner side of the filter cotton block.
Preferably, the protection air extraction mechanism comprises an extraction pipe, a protection installation shell is installed at the bottom end of the extraction pipe, a display main body is arranged on the outer side of the protection installation shell, two handles are connected to one side of the protection installation shell in a rotating mode, an air ventilation plate is arranged on the inner side of the middle of the protection installation shell, and a limiting sliding plate is fixedly installed on the other side of the protection installation shell.
Preferably, the exhaust mechanism comprises an exhaust sleeve plate, an air guide column is arranged on the inner side of the exhaust sleeve plate, the air guide column is connected with the exhaust sleeve plate through four elastic sheets, and two exhaust holes are formed in the exhaust sleeve plate and the air guide column.
Preferably, one end of the connecting rod penetrates through the sealing partition plate, the extraction disc, the guide hollow frame and the rotary sleeve plate to be connected and fixed with the rotary rocker through screws, the connecting rod is connected with the extraction disc and the rotary sleeve plate through flat keys, and the guide hollow frame is connected and fixed with the rotary sleeve plate through four transmission connecting columns.
Preferably, one side of the limiting sliding plate, which is close to the rotary sleeve plate, is provided with an annular sliding groove, two sides of the rotary sleeve plate are respectively provided with four waist-shaped holes, one end of the transmission connecting column penetrates through the movable sliding block, the extraction disc, the waist-shaped holes and the guide hollow frame to extend to the inner side of the annular sliding groove, and the transmission connecting column is connected with the movable sliding block through a flat key;
the guide hollow frame is connected with the four guide blocks through first supporting springs, and the circle center of the annular chute is located below the circle center of the limiting slide plate.
Preferably, the sealing partition plate is connected with the protective mounting shell through threads, a jack is arranged on one side of the sealing partition plate, the movable air guide head is arranged on the inner side of the jack, the movable air guide head is connected with the air guide seat through a second supporting spring, and guide holes are formed in the middle of the movable air guide head and on one side of the air guide seat.
Preferably, the air guide seat is fixedly bonded with the air guide hollow plate, the air guide hollow plate is fixedly connected with the protective mounting shell through a screw, one end of the adjusting rod penetrates through the protective mounting shell and the air guide hollow plate to extend to one side of the air guide seat, the adjusting rod is connected with the protective mounting shell through threads, the gas detection probe is fixedly connected with the air guide hollow plate through a filter cotton block, a gas sensor is arranged on the inner side of the gas detection probe, and the model of the gas sensor is MQ-E3-NH3.
Preferably, the protection installation shell is fixedly connected with the limiting slide plate through a screw, the protection installation shell is in through connection with the extraction pipe, and a hose is arranged at the upper end of the extraction pipe.
Preferably, the protection installation shell is fixedly bonded with the exhaust sleeve plate, clamping grooves are formed in the outer surface of the air guide column and the inner wall of the exhaust sleeve plate, the elastic sheet is arranged on the inner side of the clamping grooves, and the elastic sheet is fixedly bonded with the air guide column.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the operation rotary rocker synchronously drives the extraction disc, the guide hollow frame and the rotary sleeve plate to rotate on the inner sides of the protection installation shell and the limit sliding plate through the connecting rods, so that the limit sliding plate can synchronously guide the four transmission connecting columns through the annular sliding grooves while the guide hollow frame drives the transmission connecting columns to rotate through the guide blocks, the transmission connecting columns can drive the transmission connecting columns and the movable sliding blocks to realize reciprocating sliding in the rotating process, and the gas on the inner sides of the extraction sliding grooves and the extraction pipes can be discharged through the exhaust mechanism for extracting indoor air, so that the whole residual gas is prevented from affecting the analysis accuracy;
2. according to the invention, the exhaust sleeve plate is in staggered clamping connection with the air guide column through the elastic sheet, the adjusting rod is separated from the air guide seat, the middle part of the movable air guide head and one side of the air guide seat are respectively provided with the guide holes, and then the movable air guide head is in sliding separation with the air guide seat under the supporting action of the second supporting spring when the movable air guide head penetrates through the sealing partition plate and is inserted into the inner side of the extraction disc, so that the movable sliding block is convenient to push indoor air to the inner side of the air guide hollow plate through the guide holes, the gas detection probe is connected with the air guide hollow plate through the filter cotton block, and the inner side of the gas detection probe is provided with the gas sensor, so that the indoor air can be analyzed and operated through the gas detection probe.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rear side view of the entirety of the present invention;
FIG. 3 is a schematic view of a partial cross-sectional structure of a protective air extraction mechanism according to the present invention;
FIG. 4 is a schematic view of the mounting structure of the swivel sleeve plate of the present invention;
FIG. 5 is a schematic cross-sectional view of the guide hollow frame of the present invention;
FIG. 6 is a schematic cross-sectional view of an extraction tray according to the present invention;
FIG. 7 is a schematic view of a partial cross-sectional structure of a quantitative air-guide analysis mechanism according to the present invention.
In the figure: 1. a protective air extraction mechanism; 101. a protective mounting shell; 102. a display main body; 103. an extraction tube; 104. a handle; 105. a ventilation plate; 106. a limit sliding plate; 2. a rotary extraction mechanism; 201. rotating the rocker; 202. rotating the sleeve plate; 203. extracting the disc; 204. a movable slide block; 205. a transmission connecting column; 206. a guide hollow frame; 207. a first support spring; 208. a connecting rod; 209. a guide block; 210. a first seal ring; 211. extracting a chute; 212. a second seal ring; 3. an exhaust mechanism; 301. an exhaust sleeve plate; 302. an air guide column; 303. an elastic sheet; 304. an exhaust hole; 4. a quantitative air-guide analysis mechanism; 401. a sealing separator; 402. a hollow air guide plate; 403. filtering cotton blocks; 404. a gas detection probe; 405. an adjusting rod; 406. an air guide seat; 407. a second support spring; 408. a movable air guide head.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 to 7, an embodiment of the present invention provides: the indoor collection and analysis device of the explosion-proof gas analyzer comprises a protection air extraction mechanism 1 and an exhaust mechanism 3, wherein the exhaust mechanism 3 is fixedly arranged at the bottom end of the protection air extraction mechanism 1, a rotary extraction mechanism 2 is arranged at the inner side of the protection air extraction mechanism 1, and a quantitative gas guide analysis mechanism 4 is rotatably arranged at one side of the rotary extraction mechanism 2;
the quantitative air guide analysis mechanism 4 comprises a sealing partition plate 401, two movable air guide heads 408 are arranged on the inner side of the sealing partition plate 401, a second supporting spring 407 is arranged on the inner side of each movable air guide head 408, an air guide seat 406 is arranged at one end of each second supporting spring 407, an adjusting rod 405 is arranged on one side of each air guide seat 406 far away from each second supporting spring 407, an air guide hollow plate 402 is arranged on the outer side of each adjusting rod 405, a cotton filtering block 403 is arranged on the inner side of each air guide hollow plate 402 far away from one end of each adjusting rod 405, an air detection probe 404 is arranged on the inner side of each cotton filtering block 403, air guide holes are formed in the middle of each movable air guide head 408 and on one side of each air guide seat 406, indoor air can be conveniently pushed to the inner side of each air guide hollow plate 402 through the corresponding air guide holes, and indoor air can be analyzed and operated through the air detection probes 404;
the rotary extraction mechanism 2 comprises a rotary rocker 201, a connecting rod 208 is installed at one end of the rotary rocker 201, an extraction disc 203 is fixedly installed at the outer side of the connecting rod 208, a second sealing ring 212 is arranged at the outer side of the extraction disc 203, four extraction sliding grooves 211 are uniformly formed in the side edge of the extraction disc 203, a movable sliding block 204 is slidably installed at the inner side of each extraction sliding groove 211, the movable sliding block 204 is connected with the extraction disc 203 through a first sealing ring 210, a transmission connecting column 205 is installed at the inner side of the middle part of the movable sliding block 204, a rotary sleeve plate 202 is fixedly installed at one side of the extraction disc 203, a guide hollow frame 206 is installed at the inner side of the rotary sleeve plate 202, the extraction disc 203, the guide hollow frame 206 and the rotary sleeve plate 202 are synchronously driven to rotate through the connecting rod 208, guide blocks 209 are slidably connected at the inner sides of the four end angles of the guide hollow frame 206, the guide blocks 209 are rigidly connected with the transmission connecting column 205, and a first supporting spring 207 is arranged at one side of the guide blocks 209;
the indoor gas is extracted and analyzed in a hand-operated mode, the operation and the carrying are convenient, the residual gas can be removed before the analysis, and the influence on the analysis accuracy is avoided.
The protection air extraction mechanism 1 comprises an extraction pipe 103, a protection installation shell 101 is installed at the bottom end of the extraction pipe 103, a display main body 102 is arranged on the outer side of the protection installation shell 101, two handles 104 are rotatably connected to one side of the protection installation shell 101, an air ventilation plate 105 is arranged on the inner side of the middle of the protection installation shell 101, a limit sliding plate 106 is fixedly installed on the other side of the protection installation shell 101, the protection installation shell 101 is fixedly connected with the limit sliding plate 106 through screws, the protection installation shell 101 is in through connection with the extraction pipe 103, a hose is arranged at the upper end of the extraction pipe 103, and gas at different indoor positions can be conveniently extracted through the hose.
The exhaust mechanism 3 includes the exhaust sleeve plate 301, the air guide post 302 is installed to the inboard of exhaust sleeve plate 301, the air guide post 302 is connected through four elastic pieces 303 with exhaust sleeve plate 301, the inside of exhaust sleeve plate 301 and air guide post 302 all is equipped with two exhaust holes 304, the protection installation shell 101 is fixed with the bonding of exhaust sleeve plate 301, the surface of air guide post 302 and the inner wall of exhaust sleeve plate 301 all are equipped with the draw-in groove, the elastic piece 303 sets up the inboard at the draw-in groove, the elastic piece 303 is fixed with the air guide post 302 bonding, be convenient for get rid of remaining gas and carry out the shutoff to protection pumping mechanism 1 through exhaust mechanism 3.
One end of the connecting rod 208 penetrates through the sealing separation plate 401, the extracting disc 203, the guide hollow frame 206 and the rotary sleeve plate 202 to be connected and fixed with the rotary rocking rod 201 through screws, the connecting rod 208 is connected with the extracting disc 203 and the rotary sleeve plate 202 through flat keys, and the guide hollow frame 206 is connected and fixed with the rotary sleeve plate 202 through four transmission connecting columns 205;
an annular chute is formed in one side, close to the rotary sleeve plate 202, of the limit sliding plate 106, four waist-shaped holes are formed in two sides of the rotary sleeve plate 202, one end of a transmission connecting column 205 penetrates through the movable sliding block 204, the extraction disc 203, the waist-shaped holes and the guide hollow frame 206 to extend to the inner side of the annular chute, the transmission connecting column 205 is connected with the movable sliding block 204 through a flat key, the guide hollow frame 206 is connected with four guide blocks 209 through first supporting springs 207, and the circle center of the annular chute is located below the circle center of the limit sliding plate 106;
the extraction disc 203, the guide hollow frame 206 and the rotary sleeve plate 202 are synchronously driven to rotate on the inner sides of the protective installation shell 101 and the limiting sliding plate 106 through the connecting rod 208, and the transmission connecting column 205 can drive the transmission connecting column 205 and the movable sliding block 204 to reciprocate to realize indoor air extraction.
Wherein, sealing baffle 401 passes through threaded connection with protection installation shell 101, one side of sealing baffle 401 is equipped with the jack, movable air guide head 408 sets up the inboard at the jack, movable air guide head 408 passes through second supporting spring 407 to be connected with air guide seat 406, the middle part of movable air guide head 408 and one side of air guide seat 406 all are equipped with the water conservancy diversion hole, air guide seat 406 and air guide hollow slab 402 bond fixedly, air guide hollow slab 402 passes through the screw connection with protection installation shell 101 and air guide hollow slab 402 and is fixed, the one end of adjusting the pole 405 runs through protection installation shell 101 and air guide hollow slab 402 and extends to one side of air guide seat 406, adjust pole 405 and protection installation shell 101 pass through threaded connection, gas detection probe 404 passes through the filtration cotton piece 403 with air guide hollow slab 402 and is connected fixedly, the inboard of gas detection probe 404 is equipped with gas sensor, movable slider 204 is convenient for promote the inboard of air guide hollow slab 402 through the water conservancy diversion hole, can carry out analysis operation to the indoor air through gas detection probe 404.
In summary, the protective mounting shell 101 is connected with the sealing partition 401 through the screws, so that the quantitative air guide analysis mechanism 4 is conveniently mounted through the protective mounting shell 101 and the sealing partition 401, the guide hollow frame 206 is placed on the inner side of the rotary sleeve plate 202, the rotary sleeve plate 202 and the extraction disc 203 are placed on the inner side of the protective mounting shell 101 and are attached to the sealing partition 401, the side edge of the extraction disc 203 is connected with the protective mounting shell 101 through the second sealing ring 212, the limit installation of the rotary extraction mechanism 2 is conveniently realized through the rigid connection of the limit sliding plate 106 and the protective mounting shell 101, the operation stability of the rotary extraction mechanism 2 is kept, the guide hollow frame 206 and the rotary sleeve plate 202 are fixedly connected through the four transmission connecting columns 205, the power is connected, one end of the connecting rod 208 penetrates through the sealing partition 401, the extraction disc 203, the guide hollow frame 206 and the rotary sleeve plate 202 are fixedly connected with the rotary rocking rod 201 through the screws, the connecting rod 208 is connected with the extracting disc 203 and the rotating sleeve plate 202 through flat keys, the handles 104 and the rotating rocking bars 201 are respectively held by two hands, the rotating rocking bars 201 are operated to synchronously drive the extracting disc 203, the guide hollow frame 206 and the rotating sleeve plate 202 to rotate on the inner sides of the protective mounting shell 101 and the limiting slide plate 106 through the connecting rod 208, an annular chute is arranged on one side of the limiting slide plate 106 close to the rotating sleeve plate 202, four waist-shaped holes are respectively arranged on two sides of the rotating sleeve plate 202, one end of the transmission connecting column 205 penetrates through the movable slide block 204, the extracting disc 203, the waist-shaped holes and the guide hollow frame 206 to extend to the inner sides of the annular chute, the transmission connecting column 205 is connected with the movable slide block 204 through flat keys, the circle center of the annular chute is positioned below the circle center of the limiting slide plate 106, so that when the guide hollow frame 206 drives the transmission connecting column 205 to rotate through the guide block 209, the limiting slide plate 106 can carry out synchronous direction to four transmission spliced pole 205 through annular spout for transmission spliced pole 205 can drive transmission spliced pole 205 and movable slide block 204 and carry out linear motion for hollow frame 206 of direction and extraction dish 203 in rotatory in-process, movable slide block 204 is connected through first sealing ring 210 with extraction dish 203, make in movable slide block 204 carry out reciprocating sliding process and can extract indoor air to extraction spout 211 through extraction pipe 103 and discharge through exhaust mechanism 3 and ration air guide analysis mechanism 4, the one end of regulation pole 405 runs through protection installation shell 101 and extends to the inboard of air guide hollow plate 402, regulation pole 405 passes through threaded connection with protection installation shell 101, laminating through regulation pole 405 and air guide seat 406 before the detection, and exhaust sleeve plate 301 and the exhaust hole 304 that is equipped with in the air guide 302 correspond link up, and then can realize getting rid of the gas of extraction spout 211 and extraction pipe 103 inboard through exhaust mechanism 3, with air guide plate 301 and air guide column 302 pass through the dislocation joint of elastic sheet 303, and air guide seat 406 separation, be equipped with the probe 408 in the middle part of movable air guide head 408 and one side of air guide seat 406 and be equipped with the probe 408 and air guide hole 404 and make the inside of air guide plate 404 through the air guide hole 404 and then can be equipped with the air guide plate 404 and detect the inside the air guide plate 408 and so that the air guide plate is convenient for the air guide plate is separated by the air guide plate 408.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides an indoor collection analytical equipment of explosion-proof gas analysis appearance, includes protection bleed mechanism (1) and exhaust mechanism (3), its characterized in that: the bottom end of the protection air extraction mechanism (1) is fixedly provided with an exhaust mechanism (3), the inner side of the protection air extraction mechanism (1) is provided with a rotary extraction mechanism (2), and one side of the rotary extraction mechanism (2) is rotatably provided with a quantitative air guide analysis mechanism (4);
the quantitative air guide analysis mechanism (4) is provided with an air inlet and an air outlet, the quantitative air guide analysis mechanism (4) comprises a gas detection probe (404), the gas detection probe (404) is arranged on the inner side of the air outlet, and the quantitative air guide analysis mechanism (4) adjusts the air inlet flow of the air inlet.
2. The indoor collection and analysis device of an explosion-proof gas analyzer according to claim 1, wherein: the quantitative air guide analysis mechanism (4) further comprises a sealing partition plate (401), two movable air guide heads (408) are arranged on the inner side of the sealing partition plate (401), a second supporting spring (407) is arranged on the inner side of each movable air guide head (408), an air guide seat (406) is arranged at one end of each second supporting spring (407), an adjusting rod (405) is arranged on one side, far away from each second supporting spring (407), of each air guide seat (406), an air guide hollow plate (402) is arranged on the outer side of each adjusting rod (405), a cotton filtering block (403) is arranged on the inner side, far away from one end of each adjusting rod (405), of each air guide hollow plate (402), and each cotton filtering block (403) is close to an air outlet of the quantitative air guide analysis mechanism (4);
the gas detection probe (404) is arranged on the inner side of the filter cotton block (403).
3. An explosion-proof gas analyzer indoor collection analysis device according to claim 2, wherein: the rotary extraction mechanism (2) comprises a rotary rocker (201), a connecting rod (208) is installed at one end of the rotary rocker (201), an extraction disc (203) is fixedly installed on the outer side of the connecting rod (208), second sealing rings (212) are arranged on the outer side of the extraction disc (203), four extraction sliding grooves (211) are uniformly formed in the side edges of the extraction disc (203), movable sliding blocks (204) are installed on the inner sides of the extraction sliding grooves (211) in a sliding mode, the movable sliding blocks (204) are connected with the extraction disc (203) through first sealing rings (210), a transmission connecting column (205) is installed on the inner sides of the middle of the movable sliding blocks (204), a rotary sleeve plate (202) is fixedly installed on one side of the extraction disc (203), guide hollow frames (206) are installed on the inner sides of the four end angles of the guide hollow frames (206), guide blocks (209) are connected with the transmission connecting column (205) in a sliding mode, and one side of each guide block (209) is provided with a first supporting spring (207).
4. An explosion-proof gas analyzer indoor collection analysis device according to claim 3, wherein: the protective air extraction mechanism (1) comprises an extraction pipe (103), a protective installation shell (101) is installed at the bottom end of the extraction pipe (103), a display main body (102) is arranged on the outer side of the protective installation shell (101), two handles (104) are rotatably connected to one side of the protective installation shell (101), an air permeable plate (105) is arranged on the inner side of the middle of the protective installation shell (101), and a limit sliding plate (106) is fixedly installed on the other side of the protective installation shell (101);
the exhaust mechanism (3) comprises an exhaust sleeve plate (301), an air guide column (302) is arranged on the inner side of the exhaust sleeve plate (301), the air guide column (302) is connected with the exhaust sleeve plate (301) through four elastic sheets (303), and two exhaust holes (304) are formed in the exhaust sleeve plate (301) and the air guide column (302).
5. An explosion-proof gas analyzer indoor collection analysis device according to claim 3, wherein: one end of the connecting rod (208) penetrates through the sealing separation plate (401), the extracting disc (203), the guide hollow frame (206) and the rotary sleeve plate (202) to be connected and fixed with the rotary rocker (201) through screws, the connecting rod (208) is connected with the extracting disc (203) and the rotary sleeve plate (202) through flat keys, and the guide hollow frame (206) is connected and fixed with the rotary sleeve plate (202) through four transmission connecting columns (205).
6. The indoor collection and analysis device for an explosion-proof gas analyzer according to claim 4, wherein: an annular chute is formed in one side, close to the rotary sleeve plate (202), of the limit sliding plate (106), four waist-shaped holes are formed in two sides of the rotary sleeve plate (202), one end of a transmission connecting column (205) penetrates through the movable sliding block (204), the extraction disc (203), the waist-shaped holes and the guide hollow frame (206) to extend to the inner side of the annular chute, and the transmission connecting column (205) is connected with the movable sliding block (204) through a flat key;
the guide hollow frame (206) is connected with the four guide blocks (209) through first supporting springs (207), and the circle center of the annular chute is positioned below the circle center of the limit sliding plate (106).
7. The indoor collection and analysis device for an explosion-proof gas analyzer according to claim 4, wherein: the sealing partition plate (401) is connected with the protective mounting shell (101) through threads, a jack is formed in one side of the sealing partition plate (401), the movable air guide head (408) is arranged on the inner side of the jack, the movable air guide head (408) is connected with the air guide seat (406) through a second supporting spring (407), and guide holes are formed in the middle of the movable air guide head (408) and one side of the air guide seat (406).
8. The indoor collection and analysis device for an explosion-proof gas analyzer according to claim 4, wherein: the air guide seat (406) is fixedly bonded with the air guide hollow plate (402), the air guide hollow plate (402) is fixedly connected with the protective mounting shell (101) through screws, one end of the adjusting rod (405) penetrates through the protective mounting shell (101) and the air guide hollow plate (402) to extend to one side of the air guide seat (406), the adjusting rod (405) is connected with the protective mounting shell (101) through threads, the gas detection probe (404) is fixedly connected with the air guide hollow plate (402) through a filter cotton block (403), and a gas sensor is arranged on the inner side of the gas detection probe (404) and is in the mode of MQ-E3-NH3.
9. The indoor collection and analysis device for an explosion-proof gas analyzer according to claim 4, wherein: the protection installation shell (101) is fixedly connected with the limiting slide plate (106) through screws, the protection installation shell (101) is in through connection with the extraction pipe (103), and a hose is arranged at the upper end of the extraction pipe (103).
10. The indoor collection and analysis device for an explosion-proof gas analyzer according to claim 4, wherein: the protection installation shell (101) is fixedly bonded with the exhaust sleeve plate (301), clamping grooves are formed in the outer surface of the air guide column (302) and the inner wall of the exhaust sleeve plate (301), the elastic piece (303) is arranged on the inner side of the clamping grooves, and the elastic piece (303) is fixedly bonded with the air guide column (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311606574.9A CN117538490A (en) | 2023-11-28 | 2023-11-28 | Indoor collection and analysis device of explosion-proof gas analyzer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311606574.9A CN117538490A (en) | 2023-11-28 | 2023-11-28 | Indoor collection and analysis device of explosion-proof gas analyzer |
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| Publication Number | Publication Date |
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| CN117538490A true CN117538490A (en) | 2024-02-09 |
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| CN202311606574.9A Pending CN117538490A (en) | 2023-11-28 | 2023-11-28 | Indoor collection and analysis device of explosion-proof gas analyzer |
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| JP2017003332A (en) * | 2015-06-05 | 2017-01-05 | 株式会社堀場製作所 | Exhaust gas analysis system and exhaust gas sampling device |
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| JP2017003332A (en) * | 2015-06-05 | 2017-01-05 | 株式会社堀場製作所 | Exhaust gas analysis system and exhaust gas sampling device |
| CN208334313U (en) * | 2018-05-09 | 2019-01-04 | 杭州纳清光电科技有限公司 | A kind of Full-automatic pumping formula gas analyzing apparatus |
| CN110763851A (en) * | 2019-10-30 | 2020-02-07 | 汉威科技集团股份有限公司 | Airway zero-resetting type alcohol tester and detection method thereof |
| CN214584891U (en) * | 2021-01-14 | 2021-11-02 | 杭州春来科技有限公司 | Extraction type explosion-proof gas analysis device |
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