CN116952768B - Gas storage device for dust detection - Google Patents
Gas storage device for dust detection Download PDFInfo
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- CN116952768B CN116952768B CN202311172415.2A CN202311172415A CN116952768B CN 116952768 B CN116952768 B CN 116952768B CN 202311172415 A CN202311172415 A CN 202311172415A CN 116952768 B CN116952768 B CN 116952768B
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- balancing weight
- sampling head
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- 239000000428 dust Substances 0.000 title claims abstract description 28
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 238000005070 sampling Methods 0.000 claims abstract description 277
- 239000000779 smoke Substances 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims description 19
- 230000008859 change Effects 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 description 20
- 239000007789 gas Substances 0.000 description 15
- 230000002349 favourable effect Effects 0.000 description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 9
- 239000003546 flue gas Substances 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 239000011425 bamboo Substances 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 210000005239 tubule Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/02—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- 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
- G01N1/2247—Sampling from a flowing stream of gas
- G01N1/2258—Sampling from a flowing stream of gas in a stack or chimney
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/0352—Pipes
- F17C2205/0364—Pipes flexible or articulated, e.g. a hose
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model belongs to the technical field of smoke concentration detection, and particularly relates to a gas storage device for dust detection, which comprises the following components: the sampling tube is connected with a sliding tube in a sliding manner, and a filter tube is connected in the sliding tube in a sliding manner; the sampling head is in sliding connection with the sampling tube; the handheld tube is rotationally connected to one end, far away from the sampling head, of the sampling tube; the sliding cylinder is in sliding connection with the sampling tube, and one end of the sliding cylinder is fixedly connected with a sliding block; the locking mechanism can lock the sampling head and the sampling tube; the first balancing weight is fixedly connected to the top of the outer side wall of one side, far away from the sampling head, of the sampling tube; the second balancing weight is in sliding connection with the sliding block and is fixedly connected with the sampling tube; the other end of the air delivery pipe is fixedly communicated with an air storage tank; the first balancing weight is larger than the second balancing weight. The utility model has the effects of reducing the working strength of operators and improving the sampling accuracy.
Description
Technical Field
The utility model relates to the technical field of smoke concentration detection, in particular to a gas storage device for dust detection.
Background
With the rapid development of social industrialization, the problem of air pollution in the society nowadays is concerned by social groups, people depend on living environments and suffer from pollution with different degrees, and the reasonable treatment needs to analyze the existing pollution sources. The smoke sampling is an important link of a boiler and dust remover performance test and an environmental protection monitoring test, and in the boiler smoke and smoke emission test and the environmental protection monitoring, the smoke sampling is required to be stopped at different positions of a boiler flue according to the requirements for sampling.
The utility model relates to Chinese patent with publication No. CN200989860Y, which discloses a smoke sampling gun with an angle measuring device, comprising a sampling tube and a filter cartridge sleeve, wherein the sampling tube is communicated with the filter cartridge sleeve, and further comprises an angle measuring device capable of measuring the included angle between a chimney flue and the horizontal plane, the angle measuring device is arranged on the sampling tube of the smoke sampling gun and is positioned behind the filter cartridge sleeve, and the angle measuring device comprises a semicircular measuring disc with scales.
In view of the above-mentioned related art, the inventor found that when using the dust sampling gun with the angle measuring device to sample the particulate matters, the sampling nozzle needs to be faced to the air flow direction, and the operator needs to hold the sampling gun to extend the sampling gun into the sampling port to make the sampling nozzle face away from the air flow in the flue at first, when sampling starts, the sampling nozzle rotates to make the sampling nozzle face to the air flow direction to collect and detect the dust in the flue, and every time sampling needs to make the operator rotate the sampling nozzle, thereby improving the working strength of the operator.
Disclosure of Invention
In view of the above, the present utility model provides a gas storage device for dust detection, which can reduce the working strength of an operator and can improve the accuracy of dust detection.
In order to solve the above technical problems, the present utility model provides a gas storage device for dust detection, comprising: the sampling tube is connected with a sliding tube in a sliding manner, and a filter tube is connected in the sliding tube in a sliding manner; the sampling head is in sliding connection with the sampling pipe and can extend into the flue to collect smoke dust; the handheld tube is rotationally connected with a sliding tube at one end, far away from the sampling head, of the sampling tube and is in sliding connection with the sampling tube, and a sliding block is fixedly connected with one end, far away from the sampling head, of the sliding tube; the locking mechanism is arranged in the sampling tube and can lock the sampling head and the sampling tube when the sliding tube slides; the first balancing weight is fixedly connected to the top of the outer side wall of the sampling tube; the second balancing weight is in sliding connection with the sliding block and is fixedly connected to the bottom of the outer side wall of the sampling tube; the gas transmission pipe is fixedly communicated with one end, far away from the sampling head, of the filter pipe, and the other end of the gas transmission pipe is fixedly communicated with a gas storage tank; the weight of the first balancing weight is larger than that of the second balancing weight, and the sliding cylinder slides to enable the sliding block to be moved to the position where the first balancing weight and the second balancing weight are replaced when the sliding block is separated from the second balancing weight.
By adopting the technical scheme, when the concentration of the purified incineration flue gas of the boiler needs to be detected, the sampling head needs to be weighed firstly, then an operator holds the handheld pipe, wears gloves or connects the sampling head with the sampling pipe through a tool, then the sliding cylinder slides and locks the sampling head with the sampling pipe through the locking mechanism, and the locking mechanism locks the sampling head, so that the compactness between the sampling head and the sampling pipe is improved; then the sampling mouth of the sampling head is upwards and the device stretches into the flue through the sampling mouth and seals the sampling mouth, then the sliding cylinder is continuously moved to enable the sliding block to be separated from the connection with the second balancing weight, because the weight of the first balancing weight is larger than that of the second balancing weight, the position of the first balancing weight is changed with that of the first balancing weight under the action of gravity to enable the sampling tube to rotate, the sampling head rotates along with the sampling tube to enable the sampling mouth of the sampling head to face the direction of air flow in the flue and collect dust in the flue, the collection is stopped after the flue gas in the flue is collected to a certain volume, the sampling head is taken down for weighing, then the difference between the weight of the collected sampling head and the weight of the sampling head before collection is the content of dust in the detection flue, the sliding cylinder rotates to reduce the working strength of operators, and finally the sampling head is replaced and a plurality of points are selected to collect the flue gas in the flue, so that the accuracy of the detection work is ensured.
The sampling head can be shielded through the sliding cylinder, so that the sampling head is protected, the sampling head is required to be upwards after the sampling head stretches into the flue, and then the sampling head is downwards aligned to the direction of the air flow in the flue when the sampling head starts to collect, so that the probability that the sampling head is influenced by smoke dust in the flue before the sliding cylinder is arranged can be reduced; the setting of locking mechanism has improved the compactness between sampling head and the sampling pipe, thereby the gliding in-process of sliding section of thick bamboo makes slider and second balancing weight break away from simultaneously to make first balancing weight and second balancing weight change position make the sampling pipe rotate and drive the sampling head and rotate, and then replaced the process of artifical rotatory this device, thereby reduced operating personnel's working strength and be located the first balancing weight at top and be located behind the second balancing weight change position of bottom can make the rotatory one hundred eighty degrees of sampling head and let the sampling head just to the air current direction in the flue, thereby improved the accuracy to the smoke and dust monitoring.
Optionally, the locking mechanism includes: the rotary columns are rotationally connected with the end face of the sampling tube and are provided with two rotary columns, a first sliding groove is formed in the side wall of each rotary column in the length direction, a sliding rod which is in sliding connection with the first sliding groove is fixedly connected to the inner side wall of the sampling tube, two sliding rods are arranged, and a baffle rod is fixedly connected to one end, close to the sampling head, of each rotary column; the baffle is fixedly connected to one end, far away from the sampling head, of the sliding cylinder, and the baffle is connected with a sliding rod in a sliding manner; the connecting rod is fixedly connected to the outer side wall of the sliding tube, and when the sliding cylinder moves, the sliding rod is abutted with the sliding rod and moves to the position that the baffle rod is abutted with the sampling head; the sliding pin is in sliding connection with the sampling pipe, the sliding pin is close to sliding pipe one end fixedly connected with connecting block, the spacing groove, set up in on the lateral wall of sliding pipe circumference, the sliding pipe is moving to the connecting block is located in the spacing groove stop the removal.
Through adopting above-mentioned technical scheme, when needs lock sampling head and sampling pipe, at first stir the shelves pole and make shelves pole and sampling head be located same horizontal plane, then stir baffle slip slide cylinder and make slide bar and connecting rod butt and drive the connecting rod and remove, the setting of baffle is convenient for the operating personnel remove the slide cylinder and can shelter from in order to improve work efficiency to the sampling mouth, the connecting rod can drive the slide pipe and remove, the slide pipe drives the removal at the removal in-process and removes the ring, thereby remove the ring and drive the rotation post and remove and make the slide bar slide in first spout at the in-process that removes, finally shelves pole and sampling head butt make sampling head and sampling pipe locking and the slide bar have restricted the rotation of rotation post in the spout, thereby the connecting block falls into the limiting groove after the connecting rod reaches the maximum removal distance, finally realized locking between sampling head and the sampling pipe, compactness between sampling head and the sampling pipe has been improved, when needs to make sampling head and the unblock, need the operating personnel lift up the slide pin and slide cylinder and unlock, be favorable to the improvement of work efficiency.
Can restrict the rotation of pivoted post through the setting of first spout, can restrict the rotation of sliding tube through the setting of second spout with spacing, can restrict the removal of sliding tube through the setting of connecting block and spacing groove, can realize the locking to the sampling head under the three cooperation jointly to can guarantee the normal clear of work and be favorable to the improvement of sampling accuracy and work efficiency.
Optionally, a first reset spring is sleeved on the sliding rod, and one end, close to the sampling tube, of the sliding rod is arranged as a hemisphere.
Through adopting above-mentioned technical scheme, when needs make second balancing weight and slider unblock, at first the slide section of thick bamboo supports tightly with the connecting rod at gliding in-process slide bar, along with the effort to the slide section of thick bamboo increase, thereby the connecting rod extrusion slide bar makes the slide bar upwards move and makes the slide section of thick bamboo can continue to remove, slide section of thick bamboo stops moving when the slide section of thick bamboo moves to baffle and slide pin butt, slider and second balancing weight break away from this moment, so that the sampling pipe takes place to rotate, thereby slide bar one end sets up to hemispherical be favorable to the extrusion of connecting rod to the slide bar to be favorable to the removal of slide section of thick bamboo simultaneously, the setting of first reset spring makes the slide bar can accelerate the speed that the slide bar resumes initial position after crossing the connecting rod.
Optionally, a second reset spring is fixedly connected between the top end of the connecting block and the inner side wall of the sampling tube.
Through adopting above-mentioned technical scheme, the sliding tube can accelerate the connecting block and fall into the speed of spacing groove at the in-process second reset spring's that removes setting up to improved spacing groove and connecting block complex probability, be favorable to restricting the restriction of sliding pin to the sliding tube removal.
Optionally, a third reset spring is fixedly connected between the outer side wall of the end, far away from the sampling head, of the sliding tube and the inner side wall of the end, far away from the sampling head, of the sampling tube.
Through adopting above-mentioned technical scheme, when needs make the slip pipe resume to initial position, in the locking in-process of sampling head and sampling pipe, the slip pipe is in the state that removes all the time and the slip pipe causes the extrusion to third reset spring, after storing certain volume to the flue gas in the flue, need change the sampling head, when needing to remove the restriction between sampling head and the sampling pipe this moment, thereby operating personnel remove the in-process third reset spring of sliding tube and exert a restoring force to the slip pipe and can promote the slip pipe and remove, thereby can accelerate the speed that the slip pipe resumes to initial position, and operating personnel's working strength has been reduced.
Optionally, a poking groove is formed in the circumferential side wall of the handheld pipe, and a poking rod which is in sliding connection with the poking groove is fixedly connected to the first balancing weight.
Through adopting above-mentioned technical scheme, when needs make first balancing weight and second balancing weight resume to initial position, the slide cylinder removes to when second balancing weight breaks away from with the slider, thereby first balancing weight and second balancing weight change position make the sampling tube rotate, when detecting, operating personnel need resume initial position with first balancing weight and second balancing weight, operating personnel stir the poking rod and make the poking rod slide in poking groove to first balancing weight and second balancing weight and resume initial position, make second balancing weight and slider cooperation at last, thereby carry out spacing to the slide tube and make the sampling tube fixed, the poking rod is convenient for resume the sampling tube to initial position with setting up of poking groove, thereby the operation degree of difficulty has been reduced and work efficiency has been improved.
The setting through stirring rod and stirring groove can make first balancing weight and second balancing weight change the position through stirring the piece on the basis of first balancing weight, and first piece that prepares is located sampling tube top, second balancing weight is located sampling tube bottom moreover to improve sampling tube pivoted accuracy when realizing the sampling head pivoted, can stir the stirring rod equally and make the sampling tube resume initial position, thereby be favorable to reduction of operating personnel working strength and the improvement of sampling accuracy.
Optionally, the toggle groove is set to be one quarter of the arc of the end face of the handheld pipe.
Through adopting above-mentioned technical scheme, stir the groove and set up to the quarter of holding pipe terminal surface circular arc, at the in-process of first balancing weight and second balancing weight change position, can improve the accuracy of first balancing weight and second balancing weight position to the sampling head has been improved and has rotated the accuracy to the flue gas flow, and then has improved the degree of accuracy of sampling, and operating personnel stir the poking rod and remove the biggest position department in the spout and just can make the sampling pipe rotate, thereby is favorable to work efficiency's improvement.
Optionally, fixedly connected with connecting plate on the inside wall of sampling pipe, the second spout has been seted up on the connecting plate, fixedly connected with on the sliding tube with second spout sliding connection's spacing.
Through adopting above-mentioned technical scheme, the second spout can be spacing with the position of spacing setting up to the sampling pipe to reduce the sampling pipe and take place pivoted probability when gathering, and the setting of second spout and spacing and slider and second balancing weight, restricted the rotation of sampling pipe under both combined actions, thereby guaranteed the stability of this device, improved the sampling accuracy of this device, and then be favorable to work efficiency's improvement.
In summary, compared with the prior art, the utility model has at least one of the following beneficial technical effects:
1. the sampling head can be shielded through the sliding cylinder, so that the sampling head is protected, the sampling head is required to be upwards after the sampling head stretches into the flue, and then the sampling head is downwards aligned to the direction of the air flow in the flue when the sampling head starts to collect, so that the probability that the sampling head is influenced by smoke dust in the flue before the sliding cylinder is arranged can be reduced; the setting of locking mechanism has improved the compactness between sampling head and the sampling pipe, thereby the gliding in-process of sliding section of thick bamboo makes slider and second balancing weight break away from simultaneously to make first balancing weight and second balancing weight change position make the sampling pipe rotate and drive the sampling head and rotate, and then replaced the process of artifical rotatory this device, thereby reduced operating personnel's working strength and be located the first balancing weight at top and be located behind the second balancing weight change position of bottom can make the rotatory one hundred eighty degrees of sampling head and let the sampling head just to the air current direction in the flue, thereby improved the accuracy to the smoke and dust monitoring.
2. The setting through stirring rod and stirring groove can make first balancing weight and second balancing weight change the position through stirring the piece on the basis of first balancing weight, and first piece that prepares is located sampling tube top, second balancing weight is located sampling tube bottom moreover to improve sampling tube pivoted accuracy when realizing the sampling head pivoted, can stir the stirring rod equally and make the sampling tube resume initial position, thereby be favorable to reduction of operating personnel working strength and the improvement of sampling accuracy.
3. Can restrict the rotation of pivoted post through the setting of first spout, can restrict the rotation of sliding tube through the setting of second spout with spacing, can restrict the removal of sliding tube through the setting of connecting block and spacing groove, can realize the locking to the sampling head under the three cooperation jointly to can guarantee the normal clear of work and be favorable to the improvement of sampling accuracy and work efficiency.
4. The second spout can be spacing with the position of spacing setting up of sampling pipe to reduce the sampling pipe and take place pivoted probability when gathering, and the setting of second spout and spacing and slider and second balancing weight have restricted the rotation of sampling pipe under both combined actions, thereby have guaranteed the stability of this device, have improved the sampling accuracy of this device, and then are favorable to work efficiency's improvement.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a cross-sectional view of an embodiment of the present utility model;
FIG. 3 is an enlarged view of a portion of the area A of FIG. 2 according to an embodiment of the present utility model;
FIG. 4 is an enlarged view of a portion of the area B of FIG. 2 according to an embodiment of the present utility model;
FIG. 5 is an enlarged view of a portion of the area C of FIG. 2 according to an embodiment of the present utility model;
FIG. 6 is a schematic view of a first chute according to an embodiment of the present utility model;
fig. 7 is a partial enlarged view of the region D of fig. 1 according to an embodiment of the present utility model.
Reference numerals illustrate: 1. a sampling tube; 11. a sliding tube; 111. a third return spring; 12. a filter tube; 121. a gas pipe; 122. a gas storage tank; 13. a hand-held tube; 14. a connecting plate; 15. a second chute; 16. a limit bar; 2. a sampling head; 3. a sliding cylinder; 31. a slide block; 4. a locking mechanism; 41. rotating the column; 411. a first chute; 412. a slide bar; 413. a gear lever; 414. a moving ring; 42. a baffle; 421. a groove; 422. a moving groove; 43. a slide bar; 44. a connecting rod; 45. a sliding pin; 46. a connecting block; 47. a limit groove; 5. a first balancing weight; 6. a second balancing weight; 7. a first return spring; 8. a second return spring; 9. a toggle groove; 91. a toggle rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 7 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.
Referring to FIGS. 1, 2 and 3, a gas storage device for dust detection comprises a sampling tube 1 and a sliding tube 11 in sliding connection with the sampling tube 1, wherein the sampling tube 1 is a cylindrical tube with the diameter being larger than that of one end far away from the sampling tube 1, the diameter of one end close to the sampling tube 1 is larger than that of one end far away from the sampling tube 1, a filter tube 12 is connected in sliding connection with the sliding tube 11, one end of the sampling tube 1 is connected with a sampling head 2 in sliding manner, dust in a flue is collected and detected by the sampling head 2 in the device, the peripheral outer side wall of the sampling tube 1 is connected with a sliding tube 3 in sliding manner, one end of the sliding tube 3 far away from the sampling head 2 is fixedly connected with a sliding block 31, the sliding tube 3 can protect the sampling head 2, a locking mechanism 4 capable of locking the sampling head 2 with the sampling tube 1 when the sliding tube 3 slides is arranged in the sampling tube 1, the first balancing weight 5 of lateral wall top fixedly connected with of sampling tube 1 tubule one side is provided with the second balancing weight 6 and sampling tube 1 lateral wall fixedly connected with of slider 31 sliding connection under the first balancing weight 5, sampling tube 1 keeps away from sampling head 2 one end and rotates and be connected with handheld pipe 13, handheld pipe 13 of operating personnel during operation carries out the operation, filter tube 12 keeps away from sampling head 2 one end fixed intercommunication and has gas-supply pipe 121, gas-supply pipe 121 keeps away from filter tube 12 one end fixed intercommunication and has gas holder 122, wherein, the weight of first balancing weight 5 is greater than the weight of second balancing weight 6, when sliding cylinder 3 slides and makes slider 31 break away from second balancing weight 6, thereby first balancing weight 5 changes the position owing to self gravity and second balancing weight 6 and realizes the rotation of sampling tube 1.
When the concentration of the purified boiler incineration flue gas is required to be detected and the collected gas is required to be stored, the sampling head 2 is firstly required to be weighed, then an operator holds the handheld tube 13, wears gloves or connects the sampling head 2 with the sampling tube 1 through a tool, then slides the sliding tube 3 and locks the sampling head 2 with the sampling tube 1 through the locking mechanism 4, and locks the sampling head 2 through the locking mechanism 4, so that the tightness between the sampling head 2 and the sampling tube 1 is improved; then the sampling mouth of the sampling head 2 is upwards and the device stretches into the flue through the sampling mouth and seals the sampling mouth, then the sliding cylinder 3 is continuously moved to enable the sliding block 31 to be separated from the connection with the second balancing weight 6, as the weight of the first balancing weight 5 is larger than that of the second balancing weight 6, the position of the first balancing weight 5 is changed with that of the first balancing weight 5 under the action of gravity so as to enable the sampling tube 1 to rotate, the sampling head 2 rotates along with the rotation of the sampling tube 1 to enable the sampling mouth of the sampling head 2 to face the direction of airflow in the flue and collect dust in the flue, the collection is stopped after the flue gas in the flue is collected to a certain volume through the gas storage tank 122, the sampling head 2 is taken down for weighing, then the difference between the weight of the collected sampling head 2 and the weight of the sampling head 2 before collection is the content of dust in the detection flue, the sliding cylinder 3 rotates to reduce the working strength of operators, and finally the sampling head 2 is replaced and a plurality of points are selected to collect the flue gas in the flue so as to ensure the accuracy of detection work.
Referring to fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the locking mechanism 4 comprises two rotating columns 41 rotatably connected with the side wall of the sampling tube 1, which is close to the sampling head 2, a first sliding groove 411 is formed in the side wall of each rotating column 41 in the length direction, two sliding rods 412 which are slidably connected with the first sliding groove 411 are fixedly connected to the inner side wall of the sampling tube 1, a baffle rod 413 is fixedly connected to one end of each rotating column 41, which is close to the sampling head 2, a moving ring 414 sleeved on the sliding tube 11 is connected between the two rotating columns 41, the moving ring 414 can move along with the sliding tube 11, a baffle plate 42 is fixedly connected to one end of the sliding tube 3, which is far away from the sampling head 2, a groove 421 is formed in the side wall of the baffle plate 42, a sliding groove 422 is formed in the side wall of the groove 421, a sliding groove 422 is formed in the sliding connection with the sliding rod 43, a first reset spring 7 is sleeved on the sliding rod 43, one end, which is close to the sampling tube 1 is provided with a hemisphere, a connecting rod 44 which is fixedly connected to the outer side wall of the sliding tube 11, a connecting rod 44 which is slidably connected with the sliding groove, a connecting tube 45 is fixedly connected to the sliding groove 11, and a connecting rod 44 which is sleeved on the outer side wall of the sliding tube 11, is made to slide pin 45 and is fixedly connected to the sliding rod 45 in the sliding rod 11, and the sliding pin 45, which is connected to the sliding rod 45 in the sliding rod 11, and the sliding rod 45, which is made to the sliding rod 45 and the sliding rod 11, and the sliding rod 45, which is connected to the sliding rod 45 side groove 1.
When the sampling head 2 and the sampling tube 1 need to be locked, firstly, the baffle rod 413 is shifted to enable the baffle rod 413 and the sampling head 2 to be located on the same horizontal plane, then, the baffle plate 42 is shifted to slide the sliding cylinder 3 until the sliding rod 43 is abutted against the connecting rod 44 and drives the connecting rod 44 to move, the baffle plate 42 is arranged to facilitate the operation staff to move the sliding cylinder 3 and can shade the sampling port so as to improve the working efficiency, the connecting rod 44 can drive the sliding tube 11 to move, the sliding tube 11 moves in the moving process to drive the moving ring 414, the moving ring 414 drives the rotating column 41 to move so as to enable the sliding rod 412 to slide in the first sliding groove 411, finally, the baffle rod 413 is abutted against the sampling head 2 to enable the sampling head 2 to be locked with the sampling tube 1, and the sliding rod 412 is limited to rotate in the sliding groove, after the connecting rod 44 reaches the maximum moving distance, the sliding pin 45 falls down to enable the connecting block 46 to fall into the limiting groove 47, finally, the locking between the sampling head 2 and the sampling tube 1 is improved, the tightness between the sampling head 2 and the sampling tube 1 is improved, when the sampling head 2 and the sampling tube 1 need to be unlocked, the operation staff needs to slide the sliding pin 45 to slide the sampling head 1, and the sliding pin 45 need to be unlocked.
Referring to fig. 3, a connecting plate 14 is fixedly connected to the inner side wall of the sampling tube 1, a second sliding groove 15 is formed in one end, close to the sliding tube 11, of the connecting plate 14, and a limit strip 16 in sliding connection with the second sliding groove 15 is fixedly connected to the sliding tube 11. The setting of second spout 15 and spacing 16 can be spacing to the position of sampling tube 1 to reduced sampling tube 1 and taken place pivoted probability when gathering, and the setting of second spout 15 and spacing 16 and slider 31 and second balancing weight 6 set up, restricted the rotation of sampling tube 1 under both combined actions, thereby guaranteed the stability of this device, improved the sampling accuracy of this device, and then be favorable to work efficiency's improvement.
Referring to fig. 1, 2 and 7, a stirring groove 9 is formed in the circumferential side wall of the handheld tube 13, the stirring groove 9 is set to be one fourth of the arc of the end face of the handheld tube 13, a stirring rod 91 which is in sliding connection with the stirring groove 9 is fixedly connected to the first balancing weight 5, and a third reset spring 111 is fixedly connected between the outer side wall of one end, far away from the sampling head 2, of the sliding tube 11 and the inner wall of one end, far away from the sampling head 2, of the sampling tube 1. When the first balancing weight 5 and the second balancing weight 6 need to be restored to the initial positions, the sliding cylinder 3 moves to the second balancing weight 6 to be separated from the sliding block 31, the positions of the first balancing weight 5 and the second balancing weight 6 are exchanged so that the sampling tube 1 rotates, when the detection is finished, an operator needs to restore the first balancing weight 5 and the second balancing weight 6 to the initial positions, at the moment, the operator dials the toggle rod 91 to enable the toggle rod 91 to slide in the toggle groove 9 to restore the first balancing weight 5 and the second balancing weight 6 to the initial positions, finally the second balancing weight 6 is matched with the sliding block 31, the sliding tube 11 is limited so that the sampling tube 1 is fixed, and the arrangement of the toggle rod 91 and the toggle groove 9 enables the operator to be convenient for restoring the sampling tube 1 to the initial positions, so that the operation difficulty is reduced and the working efficiency is improved; the toggle groove 9 is set to be one quarter of the arc of the end face of the handheld pipe 13, and the accuracy of the positions of the first balancing weight 5 and the second balancing weight 6 can be improved in the process of changing the positions of the first balancing weight 5 and the second balancing weight 6; when the sliding tube 11 needs to be restored to the initial position, in the locking process of the sampling head 2 and the sampling tube 1, the sliding tube 11 is always in a moving state, the sliding tube 11 extrudes the third reset spring 111, when the flue gas in the flue is stored to a certain volume, the sampling head 2 needs to be replaced, when the limitation between the sampling head 2 and the sampling tube 1 needs to be relieved, the third reset spring 111 exerts a restoring force on the sliding tube 11 in the process of moving the sliding tube 3 by an operator, so that the sliding tube 11 can be pushed to move, the speed of restoring the sliding tube 11 to the initial position can be accelerated, and the working strength of the operator is reduced.
The embodiment of the utility model provides a gas storage device for dust detection, which is implemented by the following principle: firstly, connecting a sampling head 2 with a sampling tube 1, then rotating a rotating column 41 to enable a baffle 413 and the sampling head 2 to be positioned on the same horizontal plane, then stirring a baffle 42 to drive a sliding cylinder 3 to move so that a sliding rod 43 abuts against a connecting rod 44 and drives the sliding tube 11 to move, driving a moving ring 414 to move in the moving process of the sliding tube 11, driving the rotating column 41 to move so that a sliding rod 412 moves in a first sliding groove 411, then abutting against the baffle 413 and the sampling head 2, jointly limiting the rotation of the rotating column 41 by the first sliding groove 411, a second sliding groove 15 and a limiting strip 16, enabling a sliding pin 45 to extend into a limiting groove 47 under the driving of a second reset spring 8 at the moment so as to limit the movement of the sliding tube 11, then extending the device into a sampling port, and then pulling the baffle 42 to squeeze the sliding rod 43 upwards so that the sliding rod 43 passes over the connecting rod 44, enabling the sliding cylinder 3 to move in the moving process of the sliding block 31 to be separated from a second balancing weight 6, enabling the first balancing weight 5 to rotate under the gravity to enable the second balancing weight 6 to rotate under the action of gravity, and enabling the sliding pin 45 to extend into the limiting groove 47 so as to be in a limiting groove 47 so as to enable the gas flow in the sampling head 2 to rotate in the sampling flue 2 to face the direction opposite to the direction; after the collection, an operator dials the toggle rod 91 to slide in the toggle groove 9 to enable the first balancing weight 5 to be in a position-changing mode with the second balancing weight 6, then the baffle plate 42 is pushed to move to enable the sliding block 31 to be matched with the second balancing weight 6 so as to limit rotation of the sampling tube 1, then the sliding cylinder 3 moves until the sliding rod 43 abuts against the connecting rod 44, then the operator pulls up the sliding pin 45, the sliding tube 11 starts to move, when the sliding rod 43 passes over the connecting rod 44, the sliding tube 11 drives the moving ring 414 to move so as to enable the baffle rod 413 to be out of abutment with the sampling head 2, at the moment, the operator can take down the sampling head 2 to store, finally the sampling head 2 and the sampling port are replaced to conduct multiple collection detection, and the concentration of dust in smoke is detected through the weight difference between the sampling head 2 before and after collection.
Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (4)
1. A gas storage device for dust detection, comprising:
the sampling tube (1), sliding connection has slip tube (11) in the sampling tube (1), sliding connection has filter tube (12) in slip tube (11), fixedly connected with connecting plate (14) on the inside wall of sampling tube (1), offer second spout (15) on connecting plate (14), fixedly connected with on slip tube (11) with second spout (15) sliding connection's spacing (16);
the sampling head (2) is in sliding connection with the sampling pipe (1) and is communicated with the filter pipe (12) and can extend into the sampling port to collect smoke dust in the flue;
a hand-held tube (13) rotatably connected to one end of the sampling tube (1) far away from the sampling head (2);
the sliding cylinder (3) is in sliding connection with the sampling tube (1), and one end, far away from the sampling head (2), of the sliding cylinder (3) is fixedly connected with a sliding block (31);
the locking mechanism (4) is arranged in the sampling tube (1) and can lock the sampling head (2) and the sampling tube (1) when the sliding tube (3) slides;
the locking mechanism (4) comprises two rotating columns (41) which are rotationally connected with the side wall of the sampling tube (1) close to the sampling head (2), a first sliding groove (411) is formed in the side wall of each rotating column (41) in the length direction, two sliding rods (412) which are in sliding connection with the first sliding groove (411) are fixedly connected to the side wall of each sampling tube (1), a stop lever (413) is fixedly connected to one end of each rotating column (41) close to the sampling head (2), a moving ring (414) sleeved on the sliding tube (11) is connected between the two rotating columns (41), the moving ring (414) can move along with the sliding tube (11), a baffle (42) is fixedly connected to one end of the sliding tube (3) away from the sampling head (2), a groove (421) is formed in one side of each baffle (42) close to the sampling tube (1), a moving groove (422) is formed in the top wall of each groove (421), a sliding rod (43) is connected in a sliding manner, a first reset spring (7) is sleeved on each sliding rod (43) and is arranged close to one end of the sampling tube (1) to the sliding tube (1), a connecting rod (44) is connected to the side wall (11) in a sliding manner, the baffle (42) enables the sliding rod (43) to be abutted with the connecting rod (44) in the moving process, the sliding rod (43) drives the connecting rod (44) to move so that the sliding tube (11) moves, the stop lever (413) is abutted with the sampling head (2) in the moving process of the sliding tube (11), so that the sampling head (2) is locked with the sampling tube (1), the sliding pin (45) is connected onto the sampling tube (1) in a sliding manner, one end, close to the sliding tube (11), of the sliding pin (45) is fixedly connected with the connecting block (46), a second reset spring (8) is fixedly connected between the top end of the connecting block (46) and the inner wall of the sampling tube (1), a limiting groove (47) is formed in the circumferential outer side wall of the sliding tube (11), and the sliding tube (11) stops moving when the sliding tube (11) moves until the connecting block (46) falls into the limiting groove (47);
the first balancing weight (5) is fixedly connected to the top of the outer side wall of one side, far away from the sampling head (2), of the sampling tube (1);
a poking groove (9) is formed in the circumferential side wall of the handheld pipe (13), and a poking rod (91) which is in sliding connection with the poking groove (9) is fixedly connected to the first balancing weight (5);
the second balancing weight (6) is in sliding connection with the sliding block (31) and is fixedly connected to the bottom of the outer side wall of the sampling tube (1), and the second balancing weight (6) is positioned under the first balancing weight (5);
the gas transmission pipe (121) is fixedly communicated with one end, far away from the sampling head (2), of the filter pipe (12), and the other end of the gas transmission pipe (121) is fixedly communicated with the gas storage tank (122);
the weight of the first balancing weight (5) is larger than that of the second balancing weight (6), and the sliding cylinder (3) slides to enable the sliding block (31) to be moved to be separated from the second balancing weight (6), and the first balancing weight (5) and the second balancing weight (6) are in position change.
2. The gas storage device for dust detection according to claim 1, wherein: the sliding rod (43) is sleeved with a first reset spring (7), and one end of the sliding rod (43) close to the sampling tube (1) is arranged as a hemisphere.
3. The gas storage device for dust detection according to claim 2, wherein: a third reset spring (111) is fixedly connected between the outer side wall of one end, far away from the sampling head (2), of the sliding tube (11) and the inner side wall of one end, far away from the sampling head (2), of the sampling tube (1).
4. A gas storage device for dust detection as claimed in claim 3, wherein: the toggle groove (9) is arranged to be one quarter of the arc of the end face of the handheld tube (13).
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| CN202311172415.2A CN116952768B (en) | 2023-09-12 | 2023-09-12 | Gas storage device for dust detection |
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| CN202311172415.2A CN116952768B (en) | 2023-09-12 | 2023-09-12 | Gas storage device for dust detection |
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| CN116952768B true CN116952768B (en) | 2023-12-08 |
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| CN116952768A (en) | 2023-10-27 |
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