CN209447307U - A kind of automatic alarm device for the leakage of low-concentration methane gas - Google Patents
A kind of automatic alarm device for the leakage of low-concentration methane gas Download PDFInfo
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- CN209447307U CN209447307U CN201920197654.6U CN201920197654U CN209447307U CN 209447307 U CN209447307 U CN 209447307U CN 201920197654 U CN201920197654 U CN 201920197654U CN 209447307 U CN209447307 U CN 209447307U
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Abstract
The utility model discloses a kind of automatic alarm devices for the leakage of low-concentration methane gas, it is related to warning device technical field, it includes air inlet pipe, signal lamp, mounting rack, display, alarm device, fixation hole, control handle, fixed frame, detect connecting tube, control switch, controller, control button, mounting hole, air pump, amount to measuring device, molecular sieve module, demarcation plate, reservoir, divide meter, methane detector, exhaust outlet, total measuring device is provided with above air pump, it amounts to and is provided with mounting rack above measuring device, surrounding is provided with mounting hole on the outside of mounting rack, mounting rack front end is provided with controller, controller front end is provided with display.The device device product is reasonable in design, makes full use of space, low using difficulty, facilitate carry out using, after device is by drawing air into, nitrogen is discharged, increases concentration of the methane in surplus air, facilitate and detected, and appliance arrangement there are two groups of detectors, can prevent detection error.
Description
Technical field
The utility model relates to a kind of automatic alarm devices for the leakage of low-concentration methane gas, belong to warning device skill
Art field.
Background technique
Methane is very wide in the distribution of nature, and methane is simplest organic matter, is natural gas, biogas, the master of hole gas etc.
Ingredient is wanted, gas is commonly called as.It is also the hydrocarbon and natural gas, biogas, casing-head gas and coal mine of phosphorus content minimum (hydrogen content is maximum)
The main component of road gas.It can be used as the objects such as fuel and manufacture hydrogen, carbon black, carbon monoxide, acetylene, hydrogen cyanide and formaldehyde
The raw material of matter.
The Chinese patent of Publication No. CN207366441U discloses a kind of infrared methane detection warning device, including stores
Battery, the battery side are equipped with the first connecting line, and first connecting line one end is equipped with exhaust fan, the exhaust fan side
Equipped with filter screen, the filter screen side is equipped with detection case, is equipped with methane detector, the detection case bottom inside the detection case
Portion is equipped with bull stick.The utility model will test case and be placed on the position for needing to detect, by triangle by setting fixed plate and tripod
Three angles of frame are fastened togather with groove, and detection case is fixed by fixed plate, and the position of three grooves is different, triangle
Three angles of frame engage from different grooves.
There are devices during actual use for above-mentioned patent when being detected, can not be to the methane gas of low concentration
It is detected, and apparatus structure is simple, it has not been convenient to install, therefore we need further on the basis of existing improved.
Summary of the invention
It is let out in view of the above-mentioned problems, the technical problem to be solved by the present invention is to provide one kind for low-concentration methane gas
The automatic alarm device of dew.
The utility model for low-concentration methane gas leakage automatic alarm device, it include air inlet pipe, signal lamp,
Mounting rack, display, alarm device, fixation hole, control handle, fixed frame, detection connecting tube, control switch, controller, control are pressed
Key, air pump, amounts to measuring device, molecular sieve module, demarcation plate, reservoir, divides meter, methane detector, exhaust outlet mounting hole,
It is provided with air pump above air inlet pipe, total measuring device is provided with above air pump, amounts to and is provided with mounting rack above measuring device, outside mounting rack
Side surrounding is provided with mounting hole, and mounting rack front end is provided with controller, the model KY02S of controller, the setting of controller front end
There is a display, control button is provided with below display, be provided with signal lamp below control button, mounting rack is internally provided with point
Son sieve module is provided with demarcation plate above molecular sieve module, is provided with reservoir above demarcation plate, and reservoir bottom is provided with point
Meter amounts to measuring device and divides the model FH-900 of meter, is provided with fixed frame above mounting rack, is provided on fixed frame
Fixation hole, fixed frame rear end are provided with detection connecting tube, and detection connecting tube one end is provided with control switch, and detection connecting tube is another
End is provided with alarm device, and detection connecting tube inside top position is provided with methane detector, the model YA- of methane detector
1001C, detection connecting tube top are provided with exhaust outlet, are provided with control handle, molecular sieve module, gas above detection connecting tube
Pump, control handle, signal lamp, alarm device, display, methane detector, divide meter, amount to measuring device and control button with control
Device processed is electrically connected.
Preferably, the air pump is connected by screw thread with air inlet pipe, air pump is connected by screw thread with measuring device is amounted to, into
Tracheae bottom is provided with check valve, and setting in this way makes device facilitate absorption outside air, and leaks after can preventing air from entering, shadow
Ring the testing result of device.
Preferably, the total measuring device is connected by screw thread with mounting rack, mounting hole machine-shaping on mounting rack,
Mounting rack is fixed by screws on wall, and mounting rack rear end is provided with vacuum chuck, and screw is connected with mounting hole by screw thread,
Setting facilitates device to work in this way, and device is easily installed.
Preferably, the controller is fixed by screws at the top of mounting rack, display is fixed by screws in control
Device front end processed, control button are fixed by screws in controller front end, and signal lamp is fixed by screws in controller front end, control
Knob and detection connecting tube transmission connection, control switch are connected by screw thread with detection connecting tube, and alarm device passes through screw thread and inspection
It surveys connecting tube to be connected, setting in this way keeps device even closer in connection, and convenient for controlling the work of device, conveniently checks
The working condition of device.
Preferably, the total measuring device is connected by pipeline with molecular sieve module, molecular sieve inside modules are provided with
Molecular sieve is again provided with air pump inside molecular sieve module and reservoir, and molecular sieve inside modules are provided with exhaust pump, set in this way
It sets and may make device that the nitrogen in air is discharged in carrying out breathing process, effectively increase the concentration of Methane in Air, it is convenient
It is detected.
Preferably, the demarcation plate is fixed by screws in inside mounting rack, meter is divided to pass through pipeline and molecule
It sieves module to be connected, inside mounting rack, fixed frame is welded below mounting rack for reservoir machine-shaping, and fixation hole machine-shaping exists
On fixed frame, fixed frame is fixed by screws in detection connecting tube front end, and screw is connected with fixation hole by screw thread, is arranged in this way
Keep device convenient and gas after nitrogen discharge in air inlet is measured, and facilitates and will be attached between device.
Preferably, being again provided with air pump in the detection connecting tube, methane detector is fixed by screws in inspection
It surveys in connecting tube, is separately positioned on air pump both ends, exhaust outlet machine-shaping both ends at the top of detection connecting tube, setting can be square in this way
Two groups of detection operations are set while being carried out to civilian dress, reduces the detection error of device.
The utility model has the beneficial effects that the device device product is reasonable in design, space is made full use of, uses difficulty
Spend it is low, facilitate carry out using, after device is by drawing air into, nitrogen is discharged, increases concentration of the methane in surplus air,
Facilitate and detected, and appliance arrangement there are two groups of detectors, can prevent detection error.
Detailed description of the invention
The present invention is described in detail by the following detailed description and drawings for ease of explanation,.
Fig. 1 is the main view of the utility model；
Fig. 2 is the mounting rack internal structure schematic diagram of the utility model；
Fig. 3 is the detection connecting tube internal structure schematic diagram of the utility model；
Fig. 4 is the circuit system block diagram of the utility model.
1, air inlet pipe；2, signal lamp；3, mounting rack；4, display；5, alarm device；6, fixation hole；7, control handle；8, solid
Determine frame；9, connecting tube is detected；10, control switch；11, controller；12, control button；13, mounting hole；14, air pump；15, it amounts to
Measuring device；16, molecular sieve module；17, demarcation plate；18, reservoir；19, divide meter；20, methane detector；21, exhaust outlet.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, present embodiment use following technical scheme: it include air inlet pipe 1,
Signal lamp 2, mounting rack 3, display 4, alarm device 5, fixation hole 6, control handle 7, fixed frame 8, detection connecting tube 9, control are opened
It closes 10, controller 11, control button 12, mounting hole 13, air pump 14, amount to measuring device 15, molecular sieve module 16, demarcation plate 17, storage
Storage 18 divides meter 19, methane detector 20, exhaust outlet 21, and air pump 14 is provided with above air inlet pipe 1, is set above air pump 14
It is equipped with and amounts to measuring device 15, amount to and be provided with mounting rack 3 above measuring device 15,3 outside surrounding of mounting rack is provided with mounting hole 13, installation
3 front end of frame is provided with controller 11, the model KY02S of controller 11, and 11 front end of controller is provided with display 4, display 4
Lower section is provided with control button 12, and signal lamp 2 is provided with below control button 12, and mounting rack 3 is internally provided with molecular sieve module
16, demarcation plate 17 is provided with above molecular sieve module 16, and reservoir 18, the setting of 18 bottom of reservoir are provided with above demarcation plate 17
There is point meter 19, amount to measuring device 15 and divide the model FH-900 of meter 19, is provided with fixed frame 8 above mounting rack 3, Gu
Determine to be provided with fixation hole 6 on frame 8,8 rear end of fixed frame is provided with detection connecting tube 9, and detection 9 one end of connecting tube is provided with control and opens
10 are closed, detection 9 other end of connecting tube is provided with alarm device 5, and detection 9 inside top position of connecting tube is provided with methane detector
20, the model YA-1001C of methane detector 20 are detected and are provided with exhaust outlet 21 at the top of connecting tube 9,9 top of detection connecting tube
It is provided with control handle 7, molecular sieve module 16, air pump 14, control handle 7, signal lamp 2, alarm device 5, display 4, methane inspection
It surveys device 20, meter 19, total measuring device 15 and control button 12 is divided to be electrically connected with controller 11.
Wherein, the air pump 14 is connected by screw thread with air inlet pipe 1, and air pump 14 passes through screw thread and total 15 phase of measuring device
Even, 1 bottom of air inlet pipe is provided with check valve, and setting in this way makes device facilitate absorption outside air, and after can preventing air entrance
Leakage, influences the testing result of device；The total measuring device 15 is connected by screw thread with mounting rack 3, and mounting hole 13 is processed into
On mounting rack 3, mounting rack 3 is fixed by screws on wall type, and 3 rear end of mounting rack is provided with vacuum chuck, screw and peace
It fills hole 13 to be connected by screw thread, setting facilitates device to work in this way, and device is easily installed；The controller 11
It is fixed by screws in 3 top of mounting rack, display 4 is fixed by screws in 11 front end of controller, and control button 12 passes through spiral shell
Nail is fixed on 11 front end of controller, and signal lamp 2 is fixed by screws in 11 front end of controller, control handle 7 and detection connecting tube 9
Transmission connection, control switch 10 are connected by screw thread with detection connecting tube 9, and alarm device 5 passes through screw thread and detection 9 phase of connecting tube
Even, setting keeps device even closer in connection in this way, and convenient for controlling the work of device, facilitates the work of checking device
Situation；The total measuring device 15 is connected by pipeline with molecular sieve module 16, and molecular sieve module 16 is internally provided with molecular sieve,
Air pump 14 is again provided with inside molecular sieve module 16 and reservoir 18, molecular sieve module 16 is internally provided with exhaust pump 14, this
Sample setting may make device that the nitrogen in air is discharged in carrying out breathing process, effectively increase the concentration of Methane in Air,
Facilitate and is detected；The demarcation plate 17 is fixed by screws in inside mounting rack 3, and meter 19 is divided to pass through pipeline and molecule
It sieves module 16 to be connected, for 18 machine-shaping of reservoir inside mounting rack 3, fixed frame 8 is welded on 3 lower section of mounting rack, and fixation hole 6 adds
Work is molded on fixed frame 8, and fixed frame 8 is fixed by screws in detection 9 front end of connecting tube, and screw and fixation hole 6 pass through screw thread
It is connected, gas measures after the convenient nitrogen in air inlet of device is discharged in setting in this way, and facilitates and will carry out between device
Connection；Air pump 14 is again provided in the detection connecting tube 9, methane detector 20 is fixed by screws in detection connecting tube
In 9,14 both ends of air pump are separately positioned on, 21 machine-shaping of exhaust outlet can facilitate in detection 9 top both ends of connecting tube, in this way setting
Device carries out two groups of detection operations simultaneously, reduces the detection error of device.
The working principle of this specific embodiment:: device is connected with external circuits, mounting rack 3 is passed through after mounting rack 3
The vacuum chuck at end is adsorbed on wall, and is mounted in mounting hole 13 by screw, and device is fixed in the position, passes through control
System switch 10 opens device, carries out order input, the work of 4 display device of display to the work of device by control button 12
Make process, the working condition of 2 display device of signal lamp, 11 control device of controller works, and air pump 14 is passed through by air inlet pipe 1
Inside air suction device, and the air by amounting to 15 pairs of measuring device suckings carries out total amount, and the air after metering is logical through pipeline
Enter in mounting rack 3, after molecular sieve module 16 is by nitrogen adsorption, by pipeline and after dividing meter 19 to be passed through in reservoir 18,
Nitrogen is discharged, the gas for being discharged into reservoir 18 is divided meter 19 to be measured, and controller 11 is sent the signal to after metering
Analytical calculation is carried out, the ratio between the volume between gas and air after determining venting nitrogen is controlled by control handle 7 and detected
The inspiratory capacity of air pump 14 in connecting tube 9, the gas that air pump 14 is sucked out are passed through in detection connecting tube 9, the methane at 14 both ends of air pump
Detector 20 detects the methane concentration inside device, and the gas after detection is discharged through exhaust outlet 21, and signal is transmitted
To controller 11, after the analytical calculation by controller 11, after the total methane concentration of air is more than predetermined value, controller 11
Control alarm device 5 is alarmed.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. a kind of automatic alarm device for the leakage of low-concentration methane gas, it is characterised in that: it includes air inlet pipe (1), letter
Signal lamp (2), mounting rack (3), display (4), alarm device (5), fixation hole (6), control handle (7), fixed frame (8), detection connect
It takes over (9), control switch (10), controller (11), control button (12), mounting hole (13), air pump (14), amount to measuring device
(15), molecular sieve module (16), demarcation plate (17), reservoir (18), divide meter (19), methane detector (20), exhaust outlet
(21), it is provided with air pump (14) above air inlet pipe (1), is provided with above air pump (14) and amounts to measuring device (15), amounted to measuring device (15)
Top is provided with mounting rack (3), and surrounding is provided with mounting hole (13) on the outside of mounting rack (3), and mounting rack (3) front end is provided with control
Device (11), controller (11) front end are provided with display (4), are provided with control button (12), control button below display (4)
(12) lower section is provided with signal lamp (2), and mounting rack (3) is internally provided with molecular sieve module (16), above molecular sieve module (16)
It is provided with demarcation plate (17), is provided with reservoir (18) above demarcation plate (17), reservoir (18) bottom is provided with a point meter
(19), it is provided with fixed frame (8), is provided on fixed frame (8) fixation hole (6), fixed frame (8) rear end is set above mounting rack (3)
It is equipped with detection connecting tube (9), detection connecting tube (9) one end is provided with control switch (10), detection connecting tube (9) other end setting
Have alarm device (5), detection connecting tube (9) inside top position is provided with methane detector (20), is set at the top of detection connecting tube (9)
It is equipped with exhaust outlet (21), is provided with control handle (7) above detection connecting tube (9), molecular sieve module (16), air pump (14), control
Knob (7) processed, alarm device (5), display (4), methane detector (20), divides meter (19), amounts to measuring device signal lamp (2)
(15) it is electrically connected with controller (11) with control button (12).
2. a kind of automatic alarm device for the leakage of low-concentration methane gas according to claim 1, it is characterised in that:
The air pump (14) is connected by screw thread with air inlet pipe (1), and air pump (14) is connected by screw thread with measuring device (15) are amounted to, air inlet
Pipe (1) bottom is provided with check valve.
3. a kind of automatic alarm device for the leakage of low-concentration methane gas according to claim 1, it is characterised in that:
The total measuring device (15) is connected by screw thread with mounting rack (3), and mounting hole (13) machine-shaping is on mounting rack (3), peace
It shelves (3) to be fixed by screws on wall, mounting rack (3) rear end is provided with vacuum chuck, and screw passes through with mounting hole (13)
Screw thread is connected.
4. a kind of automatic alarm device for the leakage of low-concentration methane gas according to claim 1, it is characterised in that:
The controller (11) is fixed by screws at the top of mounting rack (3), and display (4) is fixed by screws in controller (11)
Front end, control button (12) are fixed by screws in controller (11) front end, and signal lamp (2) is fixed by screws in controller
(11) front end, control handle (7) and detection connecting tube (9) transmission connection, control switch (10) pass through screw thread and detection connecting tube
(9) it is connected, alarm device (5) is connected by screw thread with detection connecting tube (9).
5. a kind of automatic alarm device for the leakage of low-concentration methane gas according to claim 1, it is characterised in that:
The total measuring device (15) is connected by pipeline with molecular sieve module (16), and molecular sieve module (16) is internally provided with molecule
It is again provided with air pump (14) inside sieve, molecular sieve module (16) and reservoir (18), molecular sieve module (16) is internally provided with
Exhaust pump (14).
6. a kind of automatic alarm device for the leakage of low-concentration methane gas according to claim 1, it is characterised in that:
The demarcation plate (17) is fixed by screws in mounting rack (3) inside, and meter (19) is divided to pass through pipeline and molecular sieve module
(16) it is connected, reservoir (18) machine-shaping is internal in mounting rack (3), and fixed frame (8) is welded below mounting rack (3), fixed
On fixed frame (8), fixed frame (8) is fixed by screws in detection connecting tube (9) front end for hole (6) machine-shaping, screw and solid
Determine hole (6) to be connected by screw thread.
7. a kind of automatic alarm device for the leakage of low-concentration methane gas according to claim 1, it is characterised in that:
It is again provided with air pump (14) in the detection connecting tube (9), methane detector (20) is fixed by screws in detection connection
It manages in (9), is separately positioned on air pump (14) both ends, exhaust outlet (21) machine-shaping both ends at the top of detection connecting tube (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920197654.6U CN209447307U (en) | 2019-02-14 | 2019-02-14 | A kind of automatic alarm device for the leakage of low-concentration methane gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920197654.6U CN209447307U (en) | 2019-02-14 | 2019-02-14 | A kind of automatic alarm device for the leakage of low-concentration methane gas |
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| Publication Number | Publication Date |
|---|---|
| CN209447307U true CN209447307U (en) | 2019-09-27 |
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| CN201920197654.6U Active CN209447307U (en) | 2019-02-14 | 2019-02-14 | A kind of automatic alarm device for the leakage of low-concentration methane gas |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508213A (en) * | 2020-04-26 | 2020-08-07 | 南京安元科技有限公司 | Safety production risk monitoring and early warning equipment based on risk assessment model |
| CN112684115A (en) * | 2020-12-23 | 2021-04-20 | 苏州工业园区泰智测控技术有限公司 | Fixed toxic gas detector |
-
2019
- 2019-02-14 CN CN201920197654.6U patent/CN209447307U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508213A (en) * | 2020-04-26 | 2020-08-07 | 南京安元科技有限公司 | Safety production risk monitoring and early warning equipment based on risk assessment model |
| CN112684115A (en) * | 2020-12-23 | 2021-04-20 | 苏州工业园区泰智测控技术有限公司 | Fixed toxic gas detector |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Yu Inventor after: Du Chunxia Inventor after: Zhou Pixiang Inventor before: Zhou Yu Inventor before: Du Mingxia Inventor before: Zhou Pixiang |