CN212780746U - Combustible gas alarm system overhauls device - Google Patents
Combustible gas alarm system overhauls device Download PDFInfo
- Publication number
- CN212780746U CN212780746U CN202022033750.2U CN202022033750U CN212780746U CN 212780746 U CN212780746 U CN 212780746U CN 202022033750 U CN202022033750 U CN 202022033750U CN 212780746 U CN212780746 U CN 212780746U
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- Prior art keywords
- mixing box
- detection
- combustible gas
- alarm system
- solenoid valve
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- 238000001514 detection method Methods 0.000 claims abstract description 58
- 238000003756 stirring Methods 0.000 claims abstract description 6
- 230000002146 bilateral effect Effects 0.000 claims abstract 2
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 9
- 238000005273 aeration Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
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Abstract
The utility model discloses a combustible gas alarm system overhauls device relates to the device and overhauls technical field. Including the mixing box, the detection case, mixing box upper end one side is provided with the air breather, the air breather includes the intake pipe, first solenoid valve, the air inlet, mixing box upper end outside central authorities are provided with the rotation motor, the rotation motor is connected with the axis of rotation, axis of rotation bilateral symmetry sets up a plurality of stirring nets, the mixing box bottom is provided with the gas detector, mixing box one side lower extreme is linked together through first air pump and communicating pipe, the right-hand member passes the fixed block and is linked together with the gas outlet communicating pipe, the detection case is provided with detection mechanism, detection mechanism includes the test tube, the second solenoid. The utility model overcomes prior art's is not enough, reasonable in design, and convenient to use is convenient for detect the combustible gas detection device fixed with the removal, promotes the accuracy that detects.
Description
Technical Field
The utility model relates to a device overhauls technical field, especially relates to a combustible gas alarm system overhauls device.
Background
Combustible gas alarm system generally is used for detecting the concentration that is used for detecting combustible gas in the air, and it is the alarm of sending out to exceed the standard when combustible gas concentration, prevents that the potential safety hazard from taking place, but will have the insensitive phenomenon of detection when combustible gas alarm system uses for a long time, so regularly overhauls combustible gas alarm system can effectively promote the security of device.
Generally examine and repair the time-course most of combustible gas detection device to in the system at combustible gas alarm system and test, then continue to use if testing its testing result normally, if there is great difference in the testing result then need change the maintenance, traditional testing method is the same to fixed and portable combustible gas detection device's side formula in the system mostly, then has the detectivity low, the poor problem of accuracy, has brought great trouble for the staff.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the effect of detecting the device is poor in the prior art, and providing a combustible gas alarm system overhauls the device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a combustible gas alarm system overhauling device comprises a mixing box and a detection box connected below the mixing box, wherein one side of the upper end of the mixing box is provided with an aeration mechanism, the aeration mechanism comprises an air inlet pipe communicated with the mixing box, a first electromagnetic valve is arranged at the communication part of the air inlet pipe and the mixing box, an air inlet is arranged at the upper end of the air inlet pipe, a rotating motor is arranged in the center of the outer part of the upper end of the mixing box, an output shaft of the rotating motor is connected with a rotating shaft in the mixing box, a plurality of stirring nets are symmetrically arranged at two sides of the rotating shaft, the bottom of the mixing box is provided with a gas detector, the lower end of one side of the mixing box is communicated with a communicating pipe through a first air pump, the right end of the communicating pipe penetrates through a fixed block to be communicated with an air outlet, the other side of the mixing box is communicated with the detection, the utility model discloses a gas detector, including the first solenoid valve, the second solenoid valve, the gas detector signal connection, the test tube on second solenoid valve right side is inside to be provided with the sponge layer of mutual extrusion, and the mixing box outside is provided with central controller, is provided with display screen and a plurality of control button on the central controller, display screen and gas detector signal connection, control button respectively with first solenoid valve, second solenoid valve, first air pump, second air pump electric connection.
Preferably, a flow meter is arranged between the first electromagnetic valve and the air inlet on the air inlet pipe.
Preferably, the detection box is externally provided with a vacuum pump, the vacuum pump is communicated with the interior of the detection box through a pipeline, and the vacuum pump is electrically connected with the control button.
Preferably, the right side of the fixed block is provided with a limiting cover, and the air outlet is arranged in the limiting cover.
Preferably, the right end of the sponge layer and the side wall of the detection tube form an arc-shaped hollow layer.
Preferably, an induced draft fan is arranged at the left end of the second electromagnetic valve of the detection tube and is electrically connected with the control button.
Compared with the prior art, the utility model provides a combustible gas alarm system overhauls device possesses following beneficial effect:
1. through the arrangement of the mixing box, the rotating motor, the first air pump, the communicating pipe, the fixing block, the air outlet, the limiting cover, the rotating shaft, the stirring net, the gas detector, the air inlet pipe, the first electromagnetic valve, the air inlet and the flowmeter, the corresponding guest gas can be effectively filled into the mixing box to reach a certain concentration and then detected by the gas detector, meanwhile, the air outlet is aligned to the fixedly arranged combustible gas detection device to be detected, the difference between the detected value and the detection value of the gas detector is observed, and the combustible gas detection device is rapidly detected;
2. through the setting of detection case, vacuum pump, sponge layer, cavity layer, second solenoid valve, convulsions electric fan, test tube, can place mobilizable gas detection device in the test tube and detect, promote the flexibility and the accuracy that detect, reduce the error.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model relates to a rationally, convenient to use is convenient for detect fixed and the combustible gas detection device who removes, promotes the accuracy that detects.
Drawings
Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic structural view of the ventilating mechanism of the present invention;
fig. 4 is the structure diagram of the detecting mechanism of the present invention.
In the figure: the device comprises a mixing box 1, a detection box 2, a ventilation mechanism 3, a rotating motor 4, a central controller 5, a first air pump 6, a communicating pipe 7, a fixed block 8, an air outlet 9, a limiting cover 10, a detection mechanism 11, a rotating shaft 12, a stirring net 13, a gas detector 14, a second air pump 15, a display screen 16, a control button 17, a vacuum pump 18, an air inlet pipe 19, a first electromagnetic valve 20, an air inlet 21, a flowmeter 22, a sponge layer 23, a hollow layer 24, a second electromagnetic valve 25, an induced draft fan 26 and a detection pipe 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-4, an overhaul device of a combustible gas alarm system comprises a mixing box 1 and a detection box 2 connected below the mixing box 1, wherein one side of the upper end of the mixing box 1 is provided with an aeration mechanism 3, the aeration mechanism 3 comprises an air inlet pipe 19 communicated with the mixing box 1, a first electromagnetic valve 20 is arranged at the communication position of the air inlet pipe 19 and the mixing box 1, the upper end of the air inlet pipe 19 is provided with an air inlet 21, the center of the outer part of the upper end of the mixing box 1 is provided with a rotating motor 4, the output shaft of the rotating motor 4 is connected with a rotating shaft 12 in the mixing box 1, a plurality of stirring nets 13 are symmetrically arranged on two sides of the rotating shaft 12, the bottom of the mixing box 1 is provided with a gas detector 14, the lower end of one side of the mixing box 1 is communicated with a communicating pipe 7 through a first air pump 6, the right end of the communicating pipe 7, 2 right-hand members of detection case are provided with detection mechanism 11, detection mechanism 11 is including the outside sense tube 27 of intercommunication detection case 2 and the second solenoid valve 25 on the sense tube 27, the inside sponge layer 23 that extrudees each other that is provided with of sense tube 27 on second solenoid valve 25 right side, and mixing box 1 outside is provided with central controller 5, is provided with display screen 16 and a plurality of control button 17 on the central controller 5, and display screen 16 and 14 signal connection of gas detector, control button 17 respectively with first solenoid valve 20, second solenoid valve 25, first air pump 6, 15 electric connection of second air pump.
In order to control the flow of the gas entering, it is preferable that a flow meter 22 is provided in the gas inlet pipe 19 between the first electromagnetic valve 20 and the gas inlet 21.
In order to make the mixed gas enter the detection box 2 to change the concentration of the mixed gas and improve the accuracy of the concentration, it is preferable that a vacuum pump 18 is arranged outside the detection box 2, the vacuum pump 18 is communicated with the inside of the detection box 2 through a pipeline, and the vacuum pump 18 is electrically connected with the control button 17.
In order to facilitate the detection of the fixed combustible gas detection device and prevent the external air interference, it is preferable that a limiting cover 10 is disposed on the right side of the fixed block 8, and the air outlet 9 is disposed inside the limiting cover 10.
In order to facilitate the detection of the movable combustible gas detection device, preferably, the right end of the sponge layer 23 and the side wall of the detection pipe 27 form an arc-shaped hollow layer 24.
In order to further improve the detection efficiency, preferably, the left end of the second electromagnetic valve 25 of the detection tube 27 is provided with an induced draft fan 26, and the induced draft fan 26 is electrically connected with the control button 17.
The working principle is as follows: when the device is used, a combustible gas source is communicated with an air inlet 21, then a first electromagnetic valve 20 and a rotating motor 4 are opened to enable the gas to be fully and uniformly mixed after entering a mixing box 1, the first electromagnetic valve 20 is closed, the concentration is determined through a gas detector 14, when a fixed combustible gas detection device is detected, a limiting cover 10 is covered outside the device, a first air pump 6 is started to enable the gas with corresponding concentration to be in expected contact, a corresponding result is detected, the difference between the detection result and the detection result of the gas detector 14 is observed, if the mobile combustible gas detection device is detected, the combustible gas detection device is placed in a hollow layer 24, the detection box 2 is vacuumized through a vacuum pump 18, the gas with corresponding concentration inside the mixing box 1 is pumped into the detection box 2 through a second air pump 15, then the second electromagnetic valve 25 and an exhaust fan 26 are opened to enable the gas to be in contact with the combustible gas detection device for detection, and (5) observing the detection result.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a combustible gas alarm system overhauls device, includes mixing box (1), detection case (2) of mixing box (1) below connection, its characterized in that, mixing box (1) upper end one side is provided with ventilation mechanism (3), ventilation mechanism (3) include intake pipe (19) that are linked together with mixing box (1), intake pipe (19) and mixing box (1) intercommunication department are provided with first solenoid valve (20), and intake pipe (19) upper end is provided with air inlet (21), mixing box (1) upper end outside central authorities are provided with rotating motor (4), rotating motor (4) output shaft is connected with axis of rotation (12) of mixing box (1) inside, and axis of rotation (12) bilateral symmetry sets up a plurality of stirring net (13), mixing box (1) bottom is provided with gas detector (14), and mixing box (1) one side lower extreme is linked together communicating pipe (7) through first air pump (6), communicating pipe (7) right-hand member passes fixed block (8) and is linked together with gas outlet (9), and mixing box (1) opposite side is linked together through second air pump (15) and detection case (2), detection case (2) right-hand member is provided with detection mechanism (11), detection mechanism (11) are including second solenoid valve (25) on intercommunication detection case (2) outside detecting tube (27) and detecting tube (27), detecting tube (27) inside on second solenoid valve (25) right side is provided with mutual extruded sponge layer (23), mixing box (1) outside is provided with central controller (5), is provided with display screen (16) and a plurality of control button (17) on central controller (5), and display screen (16) and gaseous detector (14) signal connection, control button (17) respectively with first solenoid valve (20), second solenoid valve (25), first air pump (6), The second air pump (15) is electrically connected.
2. A combustible gas alarm system maintenance device according to claim 1, characterised in that a flow meter (22) is arranged on the inlet pipe (19) between the first solenoid valve (20) and the inlet port (21).
3. The combustible gas alarm system overhauling device according to claim 1, wherein a vacuum pump (18) is arranged outside the detection box (2), the vacuum pump (18) is communicated with the inside of the detection box (2) through a pipeline, and the vacuum pump (18) is electrically connected with the control button (17).
4. The combustible gas alarm system overhaul device according to claim 1, wherein a limit cover (10) is arranged on the right side of the fixed block (8), and the gas outlet (9) is arranged inside the limit cover (10).
5. The combustible gas alarm system overhaul device according to claim 1, wherein the right end of the sponge layer (23) and the side wall of the detection pipe (27) form an arc-shaped hollow layer (24).
6. The maintenance device of the combustible gas alarm system according to claim 1, wherein an induced draft fan (26) is arranged at the left end of the second electromagnetic valve (25) of the detection tube (27), and the induced draft fan (26) is electrically connected with the control button (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022033750.2U CN212780746U (en) | 2020-09-16 | 2020-09-16 | Combustible gas alarm system overhauls device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022033750.2U CN212780746U (en) | 2020-09-16 | 2020-09-16 | Combustible gas alarm system overhauls device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212780746U true CN212780746U (en) | 2021-03-23 |
Family
ID=75058310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022033750.2U Expired - Fee Related CN212780746U (en) | 2020-09-16 | 2020-09-16 | Combustible gas alarm system overhauls device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212780746U (en) |
-
2020
- 2020-09-16 CN CN202022033750.2U patent/CN212780746U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 |