CN223897147U - Flue gas detection sampling probe equipment - Google Patents
Flue gas detection sampling probe equipmentInfo
- Publication number
- CN223897147U CN223897147U CN202620007434.2U CN202620007434U CN223897147U CN 223897147 U CN223897147 U CN 223897147U CN 202620007434 U CN202620007434 U CN 202620007434U CN 223897147 U CN223897147 U CN 223897147U
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- sampling
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Abstract
The utility model relates to the technical field of flue gas detection, and particularly discloses flue gas detection sampling probe equipment, which comprises a box body, wherein a conveying pipe is horizontally and fixedly arranged in the middle of one side of the box body, a connecting pipe is vertically and upwardly fixedly arranged at one end of the conveying pipe, which is far away from the box body, a probe main body is fixedly arranged at the top end of the connecting pipe, the whole probe main body is of a hollow circular pipe-shaped structure, a guide cover is fixedly arranged at the top end of the probe main body, a filtering mechanism is fixedly arranged at the top of an inner cavity of the probe main body, heating pipes are fixedly wound in the conveying pipe, the connecting pipe and the probe main body, a temperature sensor is fixedly arranged in the box body, and three groups of heating pipes are electrically connected with the temperature sensor. According to the utility model, the heating pipes are fixedly wound in the conveying pipe, the connecting pipe and the probe main body, so that the stability of the temperatures in the conveying pipe, the connecting pipe and the probe main body can be ensured, and the problem that the sample representativeness and the analysis accuracy are influenced due to local condensation risks is avoided.
Description
Technical Field
The utility model relates to the technical field of smoke detection, and particularly discloses smoke detection sampling probe equipment.
Background
The smoke sampling probe is a special device directly installed on a flue, a chimney or a process pipeline, and has the core functions of continuously and in-situ collecting a representative gas sample in a high-temperature, high-dust, high-humidity and high-corrosiveness industrial smoke environment, and performing primary physical pretreatment on the gas sample to provide a stable gas sample meeting the requirements for a rear-end analysis instrument.
In environmental monitoring and industrial process control, accurate sampling and analysis of gas components in a flue gas pipeline are important. In long-term operation of the existing flue gas sampling probe, the problems that the temperature in the probe is difficult to adapt to fluctuation of flue gas working conditions, local condensation risks still exist, sample representativeness and analysis accuracy are affected are generally solved, a filtering mechanism is easy to be blocked rapidly due to accumulation of larger particles, sampling flow is reduced or even fails, frequent shutdown is needed, manual cleaning is performed, and maintenance cost is high.
Disclosure of utility model
According to the defects in the prior art, the utility model provides the flue gas detection sampling probe equipment, so as to solve the problems that local condensation risks exist due to uneven temperature in a probe and sampling flow is reduced due to easy blockage of a filtering mechanism.
The technical scheme adopted for solving the technical problems is as follows:
The flue gas detection sampling probe equipment comprises a box body, the middle part level of box one side is fixed and is provided with the conveyer pipe, the conveyer pipe is kept away from the vertical upward fixed connecting pipe that is provided with of one end of box, the fixed probe main part that is provided with in top of connecting pipe, the whole hollow pipe column structure that is of probe main part, the fixed kuppe that is provided with in top of probe main part inner chamber, the fixed filter mechanism that is provided with in top of probe main part inner chamber, all fixed winding is equipped with the heating pipe in conveyer pipe, connecting pipe and the probe main part, the fixed temperature sensor that is provided with in the box, three groups of heating pipes all and temperature sensor electric connection, still fixed be provided with the aspiration pump in the box, the entry fixedly connected with sampling pipe of aspiration pump, the sampling pipe runs through the lateral wall of box, conveyer pipe and connecting pipe, and the sampling pipe keep away from the one end of aspiration pump and the inner chamber of probe main part are linked together.
Further, the bottom end fixing of connecting pipe is provided with the connection pad, and the one end and the connection pad fixed connection that the box was kept away from to the conveyer pipe, and conveyer pipe, connecting pipe all are linked together with the inner chamber of connection pad.
Further, the top of probe main part is provided with the air inlet, kuppe fixed connection is in air inlet department, and the bottom of probe main part is provided with the gas outlet, and the one end that the aspiration pump was kept away from to the sampling pipe is linked together through gas outlet and probe main part's inner chamber, and the sampling pipe is kept away from the external diameter of aspiration pump one end and the diameter of gas outlet and is suited.
Further, the dome is of a hemispherical structure, a plurality of guide holes are uniformly and alternately formed in the dome in a penetrating mode along the circumferential direction, and the guide holes are communicated with the inner cavity of the probe body through the air inlet.
Further, the filtering mechanism comprises three groups of filtering plates which are uniformly and fixedly arranged at the top of the inner cavity of the probe body at intervals, the whole filtering plate is of a circular plate structure, and the diameter of the filtering plate is matched with the inner diameter of the probe body.
Further, a plurality of first through holes are uniformly and alternately arranged on the uppermost filter plate in a penetrating manner, a plurality of second through holes are uniformly and alternately arranged on the middle filter plate in a penetrating manner, a plurality of third through holes are uniformly and alternately arranged on the lowermost filter plate in a penetrating manner, and the diameters of the first through holes, the second through holes and the third through holes are sequentially reduced.
Further, a communicating cavity is formed in the connecting disc in cooperation with the sampling tube, and the conveying pipe and the connecting pipe are communicated with the communicating cavity.
Further, the whole connecting disc is of a circular plate structure, and a plurality of first bolt holes are uniformly and alternately formed in the connecting disc in a penetrating mode along the circumferential direction.
Further, the one end that the conveyer pipe is close to the box is fixed to be provided with flange, and the middle part cooperation flange of box one side is fixed to be provided with the mounting, flange and mounting fixed connection, and the middle part of flange and mounting all cooperates the sampling pipe to run through and has offered the through-hole four, and the sampling pipe runs through two sets of through-holes four.
Further, a plurality of second bolt holes are uniformly and alternately formed in the connecting flange in a penetrating mode along the circumferential direction, a plurality of third bolt holes are formed in the fixing piece in a penetrating mode in a matched mode, fixing bolts are arranged in the plurality of second bolt holes and the plurality of third bolt holes in a threaded mode, and the connecting flange is fixedly connected with the fixing piece through the plurality of fixing bolts.
The utility model has the beneficial effects that:
The utility model can ensure the stability of the temperature in the conveying pipe, the connecting pipe and the probe body by fixedly winding the heating pipes in the conveying pipe, the connecting pipe and the probe body, avoid the problem that the representativeness and the analysis accuracy of the sample are affected due to the local condensation risk, filter larger particles and other impurities by arranging the guide cover and the filtering mechanism, suck and remove the blockage in the guide cover and the filtering mechanism by arranging the air suction pump and the sampling pipe, and ensure the stability of the flow in the sampling process.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic cross-sectional view of a portion of the structure of the probe body, air inlet, pod, deflector aperture, filter mechanism and heating tube of the present utility model;
FIG. 5 is a schematic cross-sectional view of a portion of the structure of the delivery tube, connecting tube, heating tube, sampling tube, connecting disc and communication chamber of the present utility model;
Fig. 6 is an enlarged schematic view of the structure at C in fig. 5.
The device comprises a box body 1, a conveying pipe 2, a connecting pipe 3, a probe body 4, a 41, an air inlet, a 5, a guide cover 51, a guide hole 6, a filtering mechanism 61, a filter plate 62, a first through hole 63, a second through hole 64, a third through hole 7, a heating pipe 8, a sampling pipe 9, a connecting disc 91, a communicating cavity 92, a first bolt hole 10, a connecting flange 11, a fixing piece 12 and a second bolt hole.
Detailed Description
The utility model is described and illustrated in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-6, the flue gas detection sampling probe device comprises a box body 1, the middle part level of box 1 one side is fixed and is provided with conveyer pipe 2, the one end that box 1 was kept away from to conveyer pipe 2 is vertical upwards to be fixedly provided with connecting pipe 3, the fixed probe main part 4 that is provided with in top of connecting pipe 3, probe main part 4 wholly is hollow tubular structure, the fixed kuppe 5 that is provided with in top of probe main part 4 inner chamber, the fixed filter mechanism 6 that is provided with in top of probe main part 4 inner chamber, conveyer pipe 2, connecting pipe 3 and probe main part 4 are all fixed around being equipped with heating pipe 7, box 1 internal fixation is provided with temperature sensor, three groups of heating pipes 7 all are with temperature sensor electric connection, still fixedly be provided with the aspiration pump in the box 1, the entry fixedly connected with sampling pipe 8 of aspiration pump, sampling pipe 8 runs through the lateral wall of box 1, conveyer pipe 2 and connecting pipe 3, and the one end that sampling pipe 8 kept away from the aspiration pump is linked together with the inner chamber of probe main part 4.
Through the arrangement, the outlet of the air pump is connected with the detection device, the temperature sensor is electrically connected with the temperature control device, the temperature sensor converts the temperatures in the conveying pipe 2, the connecting pipe 3 and the probe main body 4 into electric signals and transmits the electric signals to the temperature control device, the temperatures of the three groups of heating pipes 7 are respectively regulated through the temperature control device according to actual conditions, the temperatures in the conveying pipe 2, the connecting pipe 3 and the probe main body 4 are further regulated, the stability of the temperatures in the conveying pipe 2, the connecting pipe 3 and the probe main body 4 is ensured, flue gas is prevented from condensing on the inner walls of the conveying pipe 2, the connecting pipe 3 and the probe main body 4, the heating pipes 7 are fixedly wound in the conveying pipe 2, the connecting pipe 3 and the probe main body 4, the stability of the temperatures in the conveying pipe 2, the connecting pipe 3 and the probe main body 4 is ensured, the problem that the sample representativeness and the analysis accuracy are influenced due to local condensation risks is avoided, larger particles and other impurities can be filtered through the arrangement of the air guide cover 5 and the filter mechanism 6, negative pressure can be generated through the arrangement of the pump and the sampling mechanism 8, and the stable flow suction and the flow of the blockage in the air guide cover 5 and the filter mechanism 6 is ensured.
The bottom end fixing of connecting pipe 3 is provided with connection pad 9, and the one end and the connection pad 9 fixed connection of box 1 are kept away from to conveyer pipe 2, connecting pipe 3 all are linked together with the inner chamber of connection pad 9.
The top of probe main part 4 is provided with air inlet 41, and kuppe 5 fixed connection is in air inlet 41 department, and the bottom of probe main part 4 is provided with the gas outlet, and the one end that the aspiration pump was kept away from to sampling pipe 8 is linked together through gas outlet and the inner chamber of probe main part 4, and the external diameter that aspiration pump one end was kept away from to sampling pipe 8 suits with the diameter of gas outlet.
The dome 5 is of a hemispherical structure as a whole, a plurality of diversion holes 51 are uniformly and alternately formed in the dome 5 in a penetrating way along the circumferential direction, and the diversion holes 51 are communicated with the inner cavity of the probe body 4 through the air inlet 41.
Through the arrangement, the dome 5 is of a hemispherical structure, the top of the dome is of a smooth curved surface, smoke flow impacted by the front surface can be smoothly guided to the periphery, local resistance coefficient is obviously reduced, a high-pressure stagnation area is avoided, and accordingly front deposition of large particles is reduced, a plurality of flow guide holes 51 are uniformly and alternately formed in the dome 5 in a penetrating mode along the circumferential direction, air flow entering the probe main body 4 from all directions is uniform, the flow guide holes 51 can block large particle substances possibly existing in a pipeline, the large particle substances can be prevented from directly entering the probe main body 4 to impact the filter mechanism to cause damage, and the filter mechanism can be prevented from being blocked by the large particle substances.
The filtering mechanism 6 comprises three groups of filtering plates 61 which are uniformly and fixedly arranged at the top of the inner cavity of the probe body 4 at intervals, the whole filtering plates 61 are of circular plate-shaped structures, and the diameter of each filtering plate 61 is matched with the inner diameter of the probe body 4.
A plurality of first through holes 62 are uniformly and alternately arranged on the uppermost filter plate 61, a plurality of second through holes 63 are uniformly and alternately arranged on the middle filter plate 61, a plurality of third through holes 64 are uniformly and alternately arranged on the lowermost filter plate 61, and the diameters of the first through holes 62, the second through holes 63 and the third through holes 64 are sequentially reduced.
Through the arrangement, the three groups of filter plates 61 are sequentially arranged at intervals from top to bottom, and the diameters of the first through hole 62, the second through hole 63 and the third through hole 64 are sequentially reduced, so that gradient filtration from coarse to fine can be realized, and the filtering capability of the filtering mechanism 6 is improved.
The connecting disc 9 is internally provided with a communicating cavity 91 matched with the sampling tube 8, and the conveying pipe 2 and the connecting pipe 3 are communicated with the communicating cavity 91.
The whole connecting disc 9 is of a circular plate structure, and a plurality of first bolt holes 92 are uniformly and alternately formed in the connecting disc 9 in a penetrating mode along the circumferential direction.
Through above-mentioned setting, can be with connection pad 9 fixed connection on flue gas pipeline through setting up a plurality of bolt holes one 92, fix connection pad 9 and whole device, guarantee the stability of this device in the sampling process.
One end of the conveying pipe 2, which is close to the box body 1, is fixedly provided with a connecting flange 10, the middle part of one side of the box body 1 is fixedly provided with a fixing piece 11 in cooperation with the connecting flange 10, the connecting flange 10 is fixedly connected with the fixing piece 11, through holes IV are formed in the middle parts of the connecting flange 10 and the fixing piece 11 in a penetrating mode in cooperation with the sampling pipe 8, and the sampling pipe 8 penetrates through the two groups of through holes IV.
A plurality of second bolt holes 12 are uniformly and alternately penetrated and arranged on the connecting flange 10 along the circumferential direction, a plurality of third bolt holes are penetrated and arranged on the fixing piece 11 in a matched mode through the plurality of second bolt holes 12, fixing bolts are arranged in the plurality of second bolt holes 12 and the plurality of third bolt holes in a threaded mode, and the connecting flange 10 is fixedly connected with the fixing piece 11 through the plurality of fixing bolts.
Working principle and process:
When the probe is used, the probe body 4 is stretched into a flue gas pipeline, the connecting disc 9 is fixedly connected to the flue gas pipeline, the connecting disc 9 and the whole device are fixed, then the air pump is started, flue gas uniformly enters the probe body 4 through a plurality of guide holes 51 on the guide cover 5 by the air inlet 41, the guide cover 5 blocks large particulate matters possibly existing in the flue gas pipeline, meanwhile, the temperature of sampling gas is monitored in real time by a temperature sensor, the temperatures in the conveying pipe 2, the connecting pipe 3 and the probe body 4 are converted into electric signals and transmitted to a temperature control device, the temperatures of three groups of heating pipes 7 are respectively adjusted by the temperature control device according to actual conditions, the temperatures in the conveying pipe 2, the connecting pipe 3 and the probe body 4 are further adjusted to avoid flue gas condensation, after the flue gas enters the probe body 4, the flue gas is sequentially filtered from top to bottom through a plurality of through holes one 62, a plurality of through holes two 63 and a plurality of through holes three 64, the flue gas after the flue gas is filtered from coarse to fine is filtered, the flue gas enters the sampling pipe 8 by the air outlet, and is discharged into the detection device by the air pump to the detection device for detection.
Claims (10)
1. The utility model provides a flue gas detection sampling probe equipment, including box (1), a serial communication port, the middle part horizontal fixation of box (1) one side is provided with conveyer pipe (2), the one end vertical upward fixed of box (1) is kept away from to conveyer pipe (2) is provided with connecting pipe (3), the fixed probe main part (4) that is in top of connecting pipe (3), the whole hollow tubular structure that is of probe main part (4) is fixed being provided with kuppe (5), the fixed filter mechanism (6) that is provided with in top of probe main part (4) inner chamber, conveyer pipe (2), connecting pipe (3) and probe main part (4) are all fixed around being equipped with heating pipe (7), box (1) internal fixation is provided with temperature sensor, three groups heating pipe (7) all with temperature sensor electric connection, still fixed being provided with in box (1) sampling pipe pump, the entry fixedly connected with sampling pipe (8) of connecting pipe (8), the one end that sampling pipe (2) and sampling pipe (3) were kept away from in the inner chamber of box (1), and sampling pipe (8) are linked together.
2. The smoke detection sampling probe device according to claim 1, wherein a connecting disc (9) is fixedly arranged at the bottom end of the connecting tube (3), one end of the conveying tube (2) far away from the box body (1) is fixedly connected with the connecting disc (9), and the conveying tube (2) and the connecting tube (3) are communicated with the inner cavity of the connecting disc (9).
3. The smoke detection sampling probe device according to claim 1, wherein the top end of the probe body (4) is provided with an air inlet (41), the air guide sleeve (5) is fixedly connected to the air inlet (41), the bottom end of the probe body (4) is provided with an air outlet, one end of the sampling tube (8) away from the air pump is communicated with the inner cavity of the probe body (4) through the air outlet, and the outer diameter of the end of the sampling tube (8) away from the air pump is matched with the diameter of the air outlet.
4. A smoke detection sampling probe device according to claim 3, characterized in that the whole of the guide cover (5) is of a hemispherical structure, a plurality of guide holes (51) are uniformly and alternately arranged on the guide cover (5) in a penetrating way along the circumferential direction, and the guide holes (51) are communicated with the inner cavity of the probe main body (4) through the air inlet (41).
5. The smoke detection sampling probe apparatus according to claim 1, wherein the filtering mechanism (6) comprises three groups of filtering plates (61) which are uniformly and fixedly arranged at the top of the inner cavity of the probe body (4) at intervals, the filtering plates (61) are integrally in a circular plate-shaped structure, and the diameter of the filtering plates (61) is adapted to the inner diameter of the probe body (4).
6. The smoke detection sampling probe apparatus according to claim 5, wherein a plurality of first through holes (62) are uniformly and alternately perforated on the uppermost filter plate (61), a plurality of second through holes (63) are uniformly and alternately perforated on the middle filter plate (61), a plurality of third through holes (64) are uniformly and alternately perforated on the lowermost filter plate (61), and diameters of the first through holes (62), the second through holes (63) and the third through holes (64) are sequentially reduced.
7. The smoke detection sampling probe device according to claim 1, wherein the connecting disc (9) is internally provided with a communication cavity (91) matched with the sampling tube (8), and the conveying tube (2) and the connecting tube (3) are communicated with the communication cavity (91).
8. The smoke detection sampling probe device according to claim 1, wherein the connecting disc (9) is of a circular plate-shaped structure, and a plurality of first bolt holes (92) are uniformly and alternately formed in the connecting disc (9) in a penetrating manner along the circumferential direction.
9. The flue gas detection sampling probe device according to claim 1, wherein a connecting flange (10) is fixedly arranged at one end, close to the box body (1), of the conveying pipe (2), a fixing piece (11) is fixedly arranged at the middle part of one side of the box body (1) in cooperation with the connecting flange (10), the connecting flange (10) is fixedly connected with the fixing piece (11), through holes IV are formed in the middle parts of the connecting flange (10) and the fixing piece (11) in a penetrating mode in cooperation with the sampling pipe (8), and the sampling pipe (8) penetrates through the two groups of through holes IV.
10. The smoke detection sampling probe device according to claim 9, wherein a plurality of second bolt holes (12) are uniformly and alternately penetrated and arranged on the connecting flange (10) along the circumferential direction, a plurality of third bolt holes are penetrated and arranged on the fixing piece (11) in a matched mode through the plurality of second bolt holes (12), fixing bolts are arranged in the plurality of second bolt holes (12) and the plurality of third bolt holes in a threaded mode, and the connecting flange (10) is fixedly connected with the fixing piece (11) through the plurality of fixing bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202620007434.2U CN223897147U (en) | 2026-01-06 | 2026-01-06 | Flue gas detection sampling probe equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202620007434.2U CN223897147U (en) | 2026-01-06 | 2026-01-06 | Flue gas detection sampling probe equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223897147U true CN223897147U (en) | 2026-02-10 |
Family
ID=98677865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202620007434.2U Active CN223897147U (en) | 2026-01-06 | 2026-01-06 | Flue gas detection sampling probe equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223897147U (en) |
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2026
- 2026-01-06 CN CN202620007434.2U patent/CN223897147U/en active Active
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