CN215462718U - Asphalt smoke sampling device - Google Patents
Asphalt smoke sampling device Download PDFInfo
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- CN215462718U CN215462718U CN202121869951.4U CN202121869951U CN215462718U CN 215462718 U CN215462718 U CN 215462718U CN 202121869951 U CN202121869951 U CN 202121869951U CN 215462718 U CN215462718 U CN 215462718U
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Abstract
The utility model discloses an asphalt smoke sampling device, which comprises a sampling nozzle, a sampling pipe, a filtering device and a negative pressure suction device which are sequentially connected, wherein a jacket is sleeved on the sampling pipe, two ends of the jacket are respectively detachably connected with the outer wall of the sampling pipe, a spiral guide plate is arranged in a water circulation chamber in the jacket, and the spiral guide plate is arranged along the axial direction of the sampling pipe and is fixedly wound on the inner wall of the jacket; a water inlet and a water outlet are respectively formed in the side wall of the jacket, a water source box is hung below the jacket, an outlet of the water source box is communicated with a water inlet pipeline of the jacket, and a water outlet of the jacket is communicated with an external pipeline; the sampling pipes on the two sides of the jacket are respectively provided with a temperature measuring interface, and the temperature measuring interfaces are in threaded connection with temperature sensors. The advantages are that: the device simple structure wholly can dismantle, convenient transportation, and alternative strong uses in a flexible way, especially the cover and the heating device of pressing from both sides that the asphalt smoke cooling used can both realize dismantling.
Description
The technical field is as follows:
the utility model relates to the technical field of sampling, in particular to an asphalt smoke sampling device.
Background art:
the asphalt smoke refers to the mixed smoke of liquid hydrocarbon granular substances and a small amount of gaseous hydrocarbon substances formed in the production and processing processes of asphalt and asphalt products, the emission source of the asphalt smoke is wide, and the asphalt smoke is a very complex pollutant generated in the industrial hot processing processes of producing asphalt such as coking, oil refining and the like and the process of preparing asphalt products by heating the asphalt, so that the concentration of the asphalt smoke at the emission position needs to be collected and detected by an asphalt smoke emission concentration sampler.
Because the temperature requirement on the asphalt smoke during sampling is 42 +/-10 ℃, and the interception effect of the filter device of the sampler on the asphalt smoke can be influenced by over-low or over-high temperature, the sampling is inaccurate, particularly, the temperature difference is large when the temperature of the asphalt smoke passes through the northern area, the asphalt smoke needs to be cooled in summer, and the asphalt smoke needs to be heated and insulated in winter, a heating device or a cooling device needs to be fixed on the existing sampler, and the existing cooling device or the heating device and the sampler are integrally formed and cannot be flexibly assembled, disassembled or used; sampling back to the asphalt smoke, need pull down the sampling mouth and the sampling pipe of sample thief, then each part is washed with the cyclohexane, merge the washing liquid and place in the beaker that has weighed, because the sampling frequency of asphalt smoke is greater than 1 or sample 2 days, on-the-spot sampling does not possess the condition of wasing sampling mouth and sampling pipe, it can make the sampling result inaccurate not to wash corresponding equipment, the result is lower partially, the concentration of detection point position is big more, the detection result is big more greatly more than low, so can only dispose many sets of sampling pipes, that is to say all be fixed with corresponding cooling device or heating device on every set of sampling pipe, after the sampling, all take back the laboratory and wash, the increase of equipment cost has been caused undoubtedly like this, and do not utilize the washing, the volume is great, the transportation is inconvenient.
The utility model has the following contents:
the utility model aims to provide an asphalt smoke sampling device.
The utility model is implemented by the following technical scheme: the asphalt smoke sampling device comprises a sampling nozzle, a sampling pipe, a filtering device and a negative pressure suction device which are sequentially connected, wherein a jacket is sleeved on the sampling pipe, two ends of the jacket are respectively detachably connected with the outer wall of the sampling pipe, a spiral guide plate is arranged in a water circulation chamber in the jacket, and the spiral guide plate is arranged along the axial direction of the sampling pipe and is fixedly wound on the inner wall of the jacket; a water inlet and a water outlet are respectively formed in the side wall of the jacket, a water source box is hung below the jacket, an outlet of the water source box is communicated with a water inlet pipeline of the jacket, and a water outlet of the jacket is communicated with an external pipeline;
the sampling pipes on the two sides of the jacket are respectively provided with a temperature measuring interface, and the temperature measuring interfaces are in threaded connection with temperature sensors.
Furthermore, the front end and the rear end of the jacket are respectively provided with a first connecting port and a second connecting port, the diameter of the first connecting port is larger than that of the second connecting port, the outer wall of the sampling pipe is respectively fixed with a first adjusting ring and a second adjusting ring which are matched with the first connecting port and the second connecting port, the first connecting port and the second connecting port are provided with internal threads, the first adjusting ring and the second adjusting ring are provided with external threads, the internal threads of the first connecting port are connected with the external threads of the first adjusting ring, and the internal threads of the second connecting port are connected with the external threads of the second adjusting ring.
Furthermore, a cold water tank is arranged in the water source tank, a heat insulation layer is fixedly arranged on the inner wall of the water source tank, and an outlet of the cold water tank is connected with a water inlet pipeline of the jacket through a water pump.
Furthermore, the water heater also comprises a hot water tank, and a water outlet of the external pipeline is communicated with a water inlet of the hot water tank.
Furthermore, a liquid level meter is arranged in the cold water tank.
Furthermore, a controller is arranged inside the water source box, the input end of the controller is respectively connected with the liquid level meter and the temperature sensor, and the output end of the controller is electrically connected with the water pump and the alarm.
Further, the outer wall cover of filter equipment is equipped with heating device, heating device includes the body, the both sides of body connect into tubular structure through the zip fastener, the inside of body is equipped with the cavity, be equipped with electric heating wire in the cavity, electric heating wire is connected with the output electricity of controller.
Furthermore, the outer walls of the sampling pipes on the two sides of the jacket are movably sleeved with heat preservation sleeves.
The utility model has the advantages that: the device has simple structure, can be integrally disassembled, is convenient to transport, has strong selectivity and flexible use, and particularly can be disassembled for a heating device and a cooling jacket of asphalt smoke, thereby reducing the cost of equipment and being beneficial to cleaning a sampling pipe and a sampling nozzle; form sealed hydrologic cycle cavity between pressing from both sides cover, first adjustable ring, the second adjustable ring, cool down the pitch cigarette in the sampling tube, realized dismantling of pressing from both sides the cover under the cooperation of first connector, second connector, first adjustable ring, second adjustable ring, after the later stage sampling, will press from both sides the cover and pull down, only need alone with the sampling pipe take back the laboratory can, the transportation is convenient, and is small, conveniently washs the sampling pipe simultaneously.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the utility model;
in the figure: the device comprises a sampling nozzle 1, a sampling pipe 2, a filtering device 3, a negative pressure suction device 4, a jacket 5, a spiral guide plate 6, a water inlet 7, a water outlet 8, a water source box 9, a hook 10, a temperature measuring interface 11, a temperature sensor 12, a first connecting interface 13, a second connecting interface 14, a first adjusting ring 15, a second adjusting ring 16, a cold water tank 17, a hot water tank 18, a heat preservation layer 19, a liquid level meter 20, a controller 21, a water pump 22, an alarm 23, a heating device 24, a zipper 25, a cavity 26, an electric heating wire 27, a heat preservation sleeve 28, a water circulation cavity 29 and an external pipeline 30.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the asphalt smoke sampling device comprises a sampling nozzle 1, a sampling pipe 2, a filtering device 3 and a negative pressure suction device 4 which are connected in sequence, wherein the sampling pipe 2 is sleeved with a jacket 5, particularly in summer, circulating water in the jacket 5 is directly contacted with the sampling pipe 2 to cool asphalt smoke in the sampling pipe 2, so that the heat exchange efficiency is improved, and the asphalt smoke sampling device meets the temperature requirement of the filtering device 3; the two ends of the jacket 5 are respectively detachably connected with the outer wall of the sampling tube 2, the detachable connection is used for conveniently disassembling and assembling the jacket 5 on the sampling tube 2 according to actual needs, a spiral guide plate 6 is arranged in a water circulation cavity 29 inside the jacket 5, the spiral guide plate 6 is arranged along the axial direction of the sampling tube 2 and is fixedly wound on the inner wall of the jacket 5, the water circulation cavity 29 and the spiral guide plate 6 form a cooling device, the spiral guide plate 6 is used for increasing the circulation path and the retention time of water in the jacket 5, and the heat exchange efficiency is improved; the side wall of the jacket 5 is respectively provided with a water inlet 7 and a water outlet 8, a water source box 9 is hung below the jacket 5, the specific hanging mode is that the water source box 9 is connected through a hook 10, the water source box 9 does not need to be carried by a person, the distance between the water source box 9 and the jacket 5 is shortened, the heat dissipation of pipelines is reduced, the outlet of the water source box 9 is communicated with the water inlet 7 of the jacket 5 through a pipeline, and the water outlet 8 of the jacket 5 is communicated with an external pipeline 30;
the sampling pipes 2 on the two sides of the jacket 5 are respectively provided with a temperature measuring interface 11, the temperature measuring interfaces 11 are convenient for installing temperature sensors 12, the temperature measuring interfaces 11 are in threaded connection with the temperature sensors 12, and the temperature sensors 12 are used for detecting the temperature of asphalt smoke.
The front end and the rear end of the jacket 5 are respectively provided with a first connecting port 13 and a second connecting port 14, the outer wall of the sampling pipe 2 is respectively fixed with a first adjusting ring 15 and a second adjusting ring 16 which are matched with the first connecting port 13 and the second connecting port 14, the first connecting port 13 and the second connecting port 14 are respectively provided with internal threads, the first adjusting ring 15 and the second adjusting ring 16 are provided with external threads, the internal thread of the first connecting port 13 is connected with the external thread of the first adjusting ring 15, the internal thread of the second connecting port 14 is connected with the external thread of the second adjusting ring 16, the diameter of the first connecting port 13 is larger than that of the second connecting port 14, and then the diameter of the first adjusting ring 15 is larger than that of the second adjusting ring 16, one side of the sampling pipe 2, which is close to the filtering device 3, firstly penetrates into the first connecting port 13 of the jacket 5 and penetrates out of the second connecting port 14 of the jacket 5 to be connected with the inlet of the filtering device 3, the first connecting port 13 is connected with the first adjusting ring 15, the jacket 5 is rotated to the side far away from the filtering device 3 until the second connecting port 14 of the jacket 5 is connected with the second adjusting ring 16, so that a sealed water circulation chamber 29 is formed among the jacket 5, the first adjusting ring 15 and the second adjusting ring 16; jacket 5 can the adjusting position between first adjustable ring 15, second adjustable ring 16, has realized the dismantlement that presss from both sides cover 5 under the cooperation of first connection mouth 13, second connector 14, first adjustable ring 15, second adjustable ring 16, has realized dismantling of cooling device promptly, after the later stage sampling, pull down cooling device, only need alone with sampling pipe 2 take back the laboratory can, the transportation is convenient, small, convenient the washing simultaneously.
A cold water tank 17 is arranged in the water source tank 9, a heat-insulating layer 19 is arranged on the inner wall of the water source tank 9, and the outlet of the cold water tank 17 is connected with the water inlet 7 of the jacket 5 through a water pump 22; the water heater further comprises a hot water tank 18, a water outlet of the external pipeline 30 is communicated with a water inlet 7 of the hot water tank 18, water is filled in the cold water tank 17, the water is pumped into the jacket 5 through the water pump 22, the water after heat exchange flows back into the hot water tank 18, and the water in the cold water tank 17 and the water in the hot water tank 18 are replaced regularly.
A liquid level meter 20 is arranged in the cold water tank 17, and the liquid level meter 20 is used for detecting the water quantity in the cold water tank 17.
A controller 21 is arranged in the water source box 9, the input end of the controller 21 is respectively and electrically connected with the liquid level meter 20 and the temperature sensor 12, the output end of the controller 21 is electrically connected with the water pump 22 and the alarm 23, and when the numerical value detected by the liquid level meter 20 is lower than a set value, the controller 21 controls the alarm 23 to give an alarm; when the temperature of the asphalt smoke detected by the temperature sensor 12 at the front end of the jacket 5 is too high, the water pump 22 is started to cool the asphalt smoke, so that the temperature of the asphalt smoke detected by the temperature sensor 12 at the rear end of the jacket 5 meets the optimal sampling temperature.
The outer wall of the filtering device 3 is sleeved with the heating device 24, the heating device 24 comprises a body, two sides of the body are connected into a cylindrical structure through a zipper 25, the filtering device 3 is sleeved in the body, a cavity 26 is formed in the body, an electric heating wire 27 is arranged in the cavity 26, the electric heating wire 27 is electrically connected with the output end of the controller 21, the electric heating wire 27 is used for heat preservation, so that the temperature of the asphalt smoke entering the filtering device 3 is kept constant at 42 +/-10 ℃, the heat loss in the sampling process is supplemented, and meanwhile, the disassembly and the assembly are convenient; the heating device 24 need not be removable for sampling.
The outer wall of the sampling pipe 2 on the two sides of the jacket 5 is movably sleeved with a heat insulation sleeve 28, and the heat insulation layer 19 is used for reducing the heat loss of asphalt smoke in winter, so that the asphalt smoke is not condensed in the sampling pipe 2, and the sampling pipe 2 is convenient to clean.
The device is integrally detachable, convenient to transport, strong in selectivity and flexible to use, and particularly the jacket 5 and the heating device 24 for cooling the asphalt smoke can be detached; the cost of the device is reduced, and the cleaning of the sampling tube 2 and the sampling nozzle 1 is facilitated.
The specific operation process of the embodiment is as follows:
one side of the sampling pipe 2 close to the filtering device 3 firstly penetrates into the first connecting port 13 of the jacket 5 and penetrates out of the second connecting port 14 of the jacket 5 to be connected with the inlet of the filtering device 3, at the moment, the first connecting port 13 is connected with the first adjusting ring 15, the jacket 5 is rotated towards the side far away from the filtering device 3 until the second connecting port 14 of the jacket 5 is connected with the second adjusting ring 16, and a sealed water circulation chamber 29 is formed among the jacket 5, the first adjusting ring 15 and the second adjusting ring 16; extending a sampling nozzle 1 into a flue, fixing a sampling pipe 2 and the outer wall of the flue through a flange plate, starting a negative pressure suction device 4, enabling asphalt smoke in the flue to enter the sampling pipe 2 through the sampling nozzle 1, starting a water pump 22 when the temperature of the asphalt smoke detected by a temperature sensor 12 at the front end of a jacket 5 is too high, enabling cold water in a cold water tank 17 to flow into the jacket 5, enabling water after heat exchange to enter a hot water tank 18 for temporary storage, cooling the asphalt smoke in the sampling pipe 2, enabling the temperature of the asphalt smoke detected by the temperature sensor 12 at the rear end of the jacket 5 to meet the optimal sampling temperature, enabling a heating device 24 to maintain the temperature of the asphalt smoke in a filtering device 3 to be constant, then enabling the asphalt smoke to enter the filtering device 3 for filtering, intercepting the asphalt by the filtering device 3, discharging the rest gas outside, taking the sampling pipe 2 out of the jacket 5 after sampling is finished, taking the sampling pipe 2 out of the jacket 5, The sampling nozzle 1 is brought back to the laboratory.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The asphalt smoke sampling device comprises a sampling nozzle, a sampling pipe, a filtering device and a negative pressure suction device which are sequentially connected, and is characterized in that a jacket is sleeved on the sampling pipe, two ends of the jacket are respectively detachably connected with the outer wall of the sampling pipe, a spiral guide plate is arranged in a water circulation chamber in the jacket, and the spiral guide plate is arranged along the axial direction of the sampling pipe and is fixedly wound on the inner wall of the jacket; a water inlet and a water outlet are respectively formed in the side wall of the jacket, a water source box is hung below the jacket, an outlet of the water source box is communicated with a water inlet pipeline of the jacket, and a water outlet of the jacket is communicated with an external pipeline;
the sampling pipes on the two sides of the jacket are respectively provided with a temperature measuring interface, and the temperature measuring interfaces are in threaded connection with temperature sensors.
2. The asphalt smoke sampling device according to claim 1, wherein a first connection port and a second connection port are respectively arranged at the front end and the rear end of the jacket, the diameter of the first connection port is larger than that of the second connection port, a first adjusting ring and a second adjusting ring which are matched with the first connection port and the second connection port are respectively fixed on the outer wall of the sampling pipe, internal threads are arranged on the first connection port and the second connection port, external threads are arranged on the first adjusting ring and the second adjusting ring, the internal threads of the first connection port are connected with the external threads of the first adjusting ring, and the internal threads of the second connection port are connected with the external threads of the second adjusting ring.
3. The asphalt smoke sampling device according to claim 1, wherein a cold water tank is arranged in the water source tank, an insulating layer is fixedly arranged on the inner wall of the water source tank, and the outlet of the cold water tank is connected with the water inlet pipeline of the jacket through a water pump.
4. The asphalt smoke sampling device according to claim 1, further comprising a hot water tank, wherein the water outlet of the external pipeline is communicated with the water inlet of the hot water tank.
5. The asphalt smoke sampling device according to claim 3, wherein a liquid level meter is provided in the cold water tank.
6. The asphalt smoke sampling device according to claim 5, wherein a controller is arranged inside the water source tank, the input end of the controller is electrically connected with the liquid level meter and the temperature sensor respectively, and the output end of the controller is electrically connected with the water pump and the alarm.
7. The asphalt smoke sampling device according to claim 1, wherein a heating device is sleeved on the outer wall of the filtering device, the heating device comprises a body, two sides of the body are connected into a cylindrical structure through a zipper, a cavity is arranged inside the body, an electric heating wire is arranged in the cavity, and the electric heating wire is electrically connected with the output end of the controller.
8. The asphalt smoke sampling device according to claim 1, wherein a heat insulating sleeve is movably sleeved on the outer wall of the sampling pipe at two sides of the jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121869951.4U CN215462718U (en) | 2021-08-10 | 2021-08-10 | Asphalt smoke sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121869951.4U CN215462718U (en) | 2021-08-10 | 2021-08-10 | Asphalt smoke sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215462718U true CN215462718U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121869951.4U Active CN215462718U (en) | 2021-08-10 | 2021-08-10 | Asphalt smoke sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215462718U (en) |
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2021
- 2021-08-10 CN CN202121869951.4U patent/CN215462718U/en active Active
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