CN213956964U - Gas dilution device of smoke tester - Google Patents
Gas dilution device of smoke tester Download PDFInfo
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- CN213956964U CN213956964U CN202022855196.6U CN202022855196U CN213956964U CN 213956964 U CN213956964 U CN 213956964U CN 202022855196 U CN202022855196 U CN 202022855196U CN 213956964 U CN213956964 U CN 213956964U
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Abstract
The utility model provides a gaseous diluting device of flue gas tester, relates to the smoke detection field, dilutes the shell including a cavity, cavity dilutes the shell middle part and rotates and is connected with a pivot, install a space bar in the pivot, the space bar dilutes the shell with the cavity and separates for air acquisition room and smog acquisition room, the rotation of space bar makes air acquisition room and smog acquisition room be linked together, be equipped with a plurality of inlet ports on the air acquisition room lateral wall, install one-way admission valve in the inlet port, be equipped with smog intake pipe and smog outlet duct on smog acquisition room lateral wall. The utility model discloses usable air ration conveying mechanism realizes diluting smog and the fixed multiple of air to realize the injection of automatic air with the help of actuating mechanism, utilize the space bar not only can realize the separation design of air and smog, can also utilize the space bar with air and smog intensive mixing, with the realization technical effect that reduces smog concentration.
Description
Technical Field
The utility model belongs to the technical field of the flue gas detection and specifically relates to a gaseous diluting device of flue gas tester.
Background
When a fire breaks out, smoke is one of the main causes of casualties, and particularly in the environment of closed or semi-closed cabins of various cabins such as airplanes, ships, buildings and the like, once a fire breaks out, a large amount of toxic smoke is generated in a short time, the concentration of the smoke (particularly highly toxic carbon monoxide) is very high, and when a large amount of gas is inhaled, people can be deeply unconscious and even die instantly.
Therefore, in a fire or smoke simulation environment, the detection of the smoke concentration is one of the most basic observation and evaluation indexes. However, once a fire occurs in various cabins, the concentration of smoke far exceeds the upper detection limit of the conventional smoke detection equipment, so that the problem that the detection equipment fails and cannot give an alarm in time occurs.
SUMMERY OF THE UTILITY MODEL
To the problem that conflagration smog concentration height surpassed the flue gas check out test set and detect the upper limit now, the utility model provides a flue gas tester gas diluting device can carry out the multifold dilution with the flue gas, avoids above-mentioned technical defect.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a gaseous diluting device of flue gas tester, dilutes the shell including a cavity, cavity dilutes the shell middle part and rotates and be connected with a pivot, install a space bar in the pivot, the space bar dilutes the shell with the cavity and separates for air acquisition room and smog acquisition room, the rotation of space bar makes air acquisition room and smog acquisition room be linked together, be equipped with a plurality of inlet ports on the air acquisition room lateral wall, install one-way admission valve in the inlet port, be equipped with smog intake pipe and smog outlet duct on smog acquisition room lateral wall.
Furthermore, the air inlet is connected with a quantitative air conveying mechanism, the quantitative air conveying mechanism comprises an installation pipe, the lower end of the installation pipe is connected with the air inlet through a connecting pipe, a lifting plate is arranged in the installation pipe in a sliding fit mode, the lifting plate is connected with a push-pull rod, a pressure hole is formed in the side wall of the installation pipe, and a one-way valve is arranged in the pressure hole.
Furthermore, a plurality of the push-pull rods are connected to a main control board.
Furthermore, a plurality of clamping grooves are formed in the outer wall of the installation pipe, clamping plates are installed in the clamping grooves, and reset springs are arranged between the clamping plates and the master control board.
Further, be equipped with actuating mechanism on the cavity dilutes the shell, actuating mechanism includes a driving motor, driving motor is connected with the cam, installs down and puts the pipe on total control board, put intraductal sliding fit down and have put the pole, put the pole tip down and install down the board, threaded connection has the fastening knob on putting the pipe down, the fastening knob makes to put the pole down and removes and be located a department on putting the pipe down along putting the pipe down.
Furthermore, a driving motor is installed on the outer wall of the hollow dilution shell, and the driving motor is connected with a rotating shaft.
Furthermore, a plurality of mixing plates are arranged on the partition plate.
Furthermore, a plurality of rotating shafts are arranged in the air collecting chamber and the smoke collecting chamber, and guide plates are arranged on the rotating shafts.
Furthermore, the bottom of the hollow dilution shell is provided with a support leg.
Furthermore, the landing leg is scalable landing leg, scalable landing leg includes outer tube, interior pole and adjust knob, sliding fit has interior pole in the outer tube, adjust knob can make interior pole remove and be located the department on the outer tube along the outer tube.
The utility model has the advantages that: the utility model discloses usable air ration conveying mechanism realizes diluting smog and the fixed multiple of air to realize the injection of automatic air with the help of actuating mechanism, utilize the space bar not only can realize the separation design of air and smog, can also utilize the space bar with air and smog intensive mixing, with the realization technical effect that reduces smog concentration.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
in the figure: 100 air collection chamber, 200 smoke collection chamber, 1 hollow dilution shell, 11 rotating shaft, 12 partition boards, 13 mixing board, 14 smoke inlet pipe, 15 smoke outlet pipe, 16 driving motor, 17 support legs, 21 rotating shaft, 22 guide plate, 31 air inlet hole, 32 one-way air inlet valve, 4 air quantitative conveying mechanism, 41 installation pipe, 42 connecting pipe, 43 sliding cavity, 44 lifting board, 45 push-pull rod, 46 pressure hole, 47 one-way valve, 5 master control board, 61 clamping groove, 62 clamping board, 63 reset spring, 71 lower pipe, 72 lower rod, 73 fastening knob, 74 lower board, 75 driving motor, 76 cam.
Detailed Description
As shown in fig. 1-2, a gaseous diluting device of flue gas tester, dilutes shell 1 including a cavity, cavity dilutes the shell middle part and rotates and is connected with a pivot 11, install a space bar 12 in the pivot, the space bar dilutes the shell with the cavity and separates for air acquisition room 100 and smog collection room 200, the rotation of space bar can make air acquisition room and smog collection room be linked together, be equipped with a plurality of inlet ports 31 on the air acquisition room lateral wall, install one-way admission valve 32 in the inlet port, be equipped with smog intake pipe 14 and smog outlet duct 15 on smog acquisition room lateral wall.
In at least one embodiment, the air inlet is connected with a quantitative air delivery mechanism 4. The air quantitative conveying mechanism comprises an installation pipe 41, the lower end of the installation pipe is connected with an air inlet through a connecting pipe 42, a sliding cavity 43 is arranged in the installation pipe, a lifting plate 44 is in sliding fit in the sliding cavity, the lifting plate is connected with a push-pull rod 45, a pressure hole 46 is formed in the side wall of the installation pipe, a one-way valve 47 is arranged in the pressure hole, and air can only enter the closed cavity formed by the installation pipe and the lifting plate from the outside through the one-way valve.
Furthermore, a plurality of push-pull rods are connected to a master control board 5, and air can be injected into the air collection chamber by controlling the plurality of air quantitative conveying mechanisms through the arrangement of the master control board.
In some embodiments, the outer wall of the installation pipe is provided with a plurality of clamping grooves 61, clamping plates 62 are installed in the clamping grooves, and a return spring 63 is arranged between the clamping plates and the master control board.
In at least one embodiment, the hollow dilution shell is provided with a driving mechanism, and the driving mechanism can drive the main control board to reciprocate, so that the air quantitative conveying mechanism can continuously convey air to the air collection chamber.
The driving mechanism comprises a driving motor 75, the driving motor is connected with a cam 76, the driving motor is matched with the cam, a lower pipe 71 is installed on a master control board, a lower rod 72 is arranged in the lower pipe in a sliding fit mode, a lower plate 74 is installed at the end part of the lower rod, the lower plate and the cam are matched to form a high pair, the lower plate is in contact with the cam, a fastening knob 73 is connected to the lower pipe in a threaded mode, and the fastening knob can enable the lower rod to move along the lower pipe and be positioned at one position on the lower pipe.
In at least one embodiment, a driving motor 16 is mounted on the outer wall of the hollow dilution shell, and the driving motor is connected with a rotating shaft 11.
Further, be equipped with a plurality of hybrid plates 13 on the space bar, when driving motor drove the space bar and rotates, can carry out the intensive mixing of air acquisition room air and indoor smog of smog acquisition with the help of the hybrid plate.
In at least one embodiment, a plurality of rotating shafts 21 are arranged in the air collecting chamber and the smoke collecting chamber, guide plates 22 are arranged on the rotating shafts, and the guide plates can be used for guiding smoke and air, so that the smoke and the air can be better and uniformly mixed.
In at least one embodiment, the bottom of the hollow dilution shell is provided with legs 17.
The scheme refines, the landing leg is scalable landing leg, scalable landing leg includes outer tube, interior pole and adjust knob, sliding fit has interior pole in the outer tube, adjust knob can make interior pole remove and be located the department on the outer tube along the outer tube.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
Claims (8)
1. The utility model provides a gaseous diluting device of flue gas tester, its characterized in that dilutes the shell including a cavity, cavity dilutes the shell middle part and rotates and be connected with a pivot, install a space bar in the pivot, the space bar dilutes the shell with the cavity and separates for air acquisition room and smog acquisition room, the rotation of space bar makes air acquisition room and smog acquisition room be linked together, be equipped with a plurality of inlet ports on the air acquisition room lateral wall, install one-way admission valve in the inlet port, be equipped with smog intake pipe and smog outlet duct on smog acquisition room lateral wall.
2. The gas diluting device of claim 1, wherein the air inlet hole is connected with a quantitative air conveying mechanism, the quantitative air conveying mechanism comprises a mounting pipe, the lower end of the mounting pipe is connected with the air inlet hole through a connecting pipe, a lifting plate is slidably fitted in the mounting pipe, the lifting plate is connected with a push-pull rod, a pressure hole is formed in the side wall of the mounting pipe, and a one-way valve is installed in the pressure hole.
3. The gas dilution apparatus of claim 2, wherein a plurality of the push-pull rods are connected to a control panel.
4. The gas diluting device of a smoke tester as claimed in claim 3, wherein the outer wall of the mounting tube is provided with a plurality of clamping grooves, clamping plates are mounted in the clamping grooves, and a return spring is arranged between the clamping plates and the master control plate.
5. The gas diluting device of a smoke tester as recited in claim 1, wherein the hollow diluting shell is provided with a driving mechanism, the driving mechanism comprises a driving motor, the driving motor is connected with a cam, a lower tube is installed on the master control plate, a lower rod is slidably fitted in the lower tube, the end of the lower rod is provided with a lower plate, the lower tube is in threaded connection with a fastening knob, and the fastening knob enables the lower rod to move along the lower tube and be positioned at one position on the lower tube.
6. The gas diluting device of a smoke tester as claimed in claim 1, wherein a driving motor is installed on the outer wall of the hollow diluting shell, and the driving motor is connected with a rotating shaft.
7. The gas dilution apparatus of claim 1, wherein the spacer plate is provided with a plurality of mixing plates.
8. The gas dilution device of claim 1, wherein the air collection chamber and the smoke collection chamber each have a plurality of shafts, and the shafts have guide plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022855196.6U CN213956964U (en) | 2020-12-01 | 2020-12-01 | Gas dilution device of smoke tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022855196.6U CN213956964U (en) | 2020-12-01 | 2020-12-01 | Gas dilution device of smoke tester |
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| Publication Number | Publication Date |
|---|---|
| CN213956964U true CN213956964U (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022855196.6U Active CN213956964U (en) | 2020-12-01 | 2020-12-01 | Gas dilution device of smoke tester |
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| CN (1) | CN213956964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116577156A (en) * | 2021-08-24 | 2023-08-11 | 鲁东大学 | Virus detection device containing buffer piece |
-
2020
- 2020-12-01 CN CN202022855196.6U patent/CN213956964U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116577156A (en) * | 2021-08-24 | 2023-08-11 | 鲁东大学 | Virus detection device containing buffer piece |
| CN116577156B (en) * | 2021-08-24 | 2023-11-17 | 鲁东大学 | Virus detection device containing buffer piece |
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