CN208652819U - A kind of air exhausting device - Google Patents
A kind of air exhausting device Download PDFInfo
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- CN208652819U CN208652819U CN201820944005.3U CN201820944005U CN208652819U CN 208652819 U CN208652819 U CN 208652819U CN 201820944005 U CN201820944005 U CN 201820944005U CN 208652819 U CN208652819 U CN 208652819U
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- temperature
- exhaust blower
- air exhausting
- plc device
- control
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Abstract
The utility model relates to Design of Ventilation System technical fields, a kind of air exhausting device is specifically disclosed, the PLC device of temperature sensor, reception processing temperature signal including temperature collection signal, can control manually/temperature control conversion control cabinet and combined aural and visual alarm at exhaust blower.The utility model air exhausting device can be realized manually and automatically two kinds of operational mode switchings, realize that autocontrol operation is unattended；The adjustment method of operation can be changed according to room temperature, thus energy saving；The temperature in room can be made to be monitored, when room temperature is exceeded, sound and light alarm signal can be issued in time, patrol officer is notified to handle in time, avoid generating serious consequence.
Description
Technical field
The utility model belongs to Design of Ventilation System technical field, and in particular to a kind of air exhausting device.
Background technique
It using air draft cooling is that a kind of effectively reliable technology is arranged for the room with a large amount of heat sources in engineering field
Apply, but existing ventilation equipment have the defects that it is many, such as: the method for operation of ventilation equipment is single, is not able to satisfy automatic fortune
Capable demand needs to be equipped with operations staff；The operation control of ventilation equipment cannot change according to room temperature to adjust, and causes energy
The waste in source；Room temperature is exceeded to be found in time, when situation is serious, damage the equipment for needing to cool down in room.
Therefore it needs to design a kind of novel air exhausting device, to avoid drawbacks described above is generated.
Summary of the invention
The purpose of this utility model is to provide a kind of air exhausting devices, can change adjustment operation side according to room temperature
Formula.
The technical solution of the utility model is as follows:
A kind of air exhausting device, including temperature sensor, PLC device, exhaust blower, control cabinet, combined aural and visual alarm；
The temperature sensor, PLC device, exhaust blower, control cabinet, combined aural and visual alarm pass through cable matching connection；
The temperature sensor temperature collection signal is sent to PLC device；The temperature point of the temperature sensor acquisition
Be not denoted as T1, T2, T3 ..., Tn, n >=1；
The PLC device receives temperature signal and carries out comparative analysis；Three temperature parameters are set in PLC device,
Respectively overtemperature alarm value Th, operating value Tmax and close value Tmin；
The exhaust blower is the main exhaust equipment in room of need to cooling down, and the operation by controlling exhaust blower makes the temperature in room
Degree is kept in the reasonable scope；
Manually/temperature control change-over switch, start button, stop button, operation instruction are equipped on the control cabinet panel
Lamp and stopping indicator light, are equipped with electronic component, control and safeguard protection for electric wiring inside control cabinet；
The combined aural and visual alarm is the effect of warning, as the temperature signal maximum value f of temperature sensor acquisitionmax(T1, T2,
T3 ..., Tn) >=Th when, PLC device issue instruction control combined aural and visual alarm alarm；
Manual/temperature control change-over switch on control cabinet is selected to temperature and controls operational mode, when temperature sensor acquisition
Temperature signal maximum value fmaxWhen (T1, T2, T3 ..., Tn) >=Tmax, PLC device issues instruction control exhaust blower operation, corresponding
Run indicator light；As the temperature signal maximum value f of temperature sensor acquisitionmaxWhen (T1, T2, T3 ..., Tn)≤Tmin,
PLC device issues instruction control exhaust blower and closes, and corresponding stopping indicator light lighting；
Manual/temperature control change-over switch on control cabinet is selected to manual mode of operation, exhaust blower is transferred to operation manually or closes
Close pattern, when pressing start button, exhaust blower puts into operation, and corresponding run indicator lights；The row when pressing stop button
Blower is out of service, and corresponding stopping indicator light lighting.
The air exhausting device uses split-type design, adjusts the installation site of all parts as needed.
The overtemperature alarm value Th > operating value Tmax > close value Tmin.
Multiple temperature sensors are set when the room that need to cool down is larger, and multiple temperature sensors on-demand cloth in the room
It sets.
The combined aural and visual alarm by issue acousto-optic can perceptual signal alarm, warning related personnel take suitable measure
Processing in time.
No matter control cabinet selection temperature controls operational mode or manual mode of operation, and PLC device can receive temperature biography
The signal that sensor is sent.
The utility model has the beneficial effects that:
(1) the utility model air exhausting device can be realized manually and automatically two kinds of operational mode switchings, realize autocontrol operation
It is unattended；
(2) operation of the utility model air exhausting device can be realized process control, change adjustment operation according to room temperature
Mode, thus energy saving；
(3) the utility model air exhausting device can be such that the temperature in room is monitored, can be in time when room temperature is exceeded
Sound and light alarm signal is issued, patrol officer is notified to handle in time, avoids generating serious consequence.
Detailed description of the invention
Fig. 1 is the utility model embodiment air exhausting device schematic diagram；
Fig. 2 is control cabinet panel schematic diagram.
In figure: 1, temperature sensor；2, PLC device；3, exhaust blower；4, control cabinet；5, combined aural and visual alarm；6, manually/temperature
Control change-over switch；7, start button；8, stop button；9, run indicator；10, stop indicator light.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is described in further detail the utility model.
A kind of air exhausting device, including temperature sensor 1, PLC device 2, exhaust blower 3, control cabinet 4, combined aural and visual alarm 5.Institute
Air exhausting device is stated using split-type design, adjusts the installation site of all parts, the temperature sensor 1, PLC as needed
Device 2, exhaust blower 3, control cabinet 4, combined aural and visual alarm 5 are matched by cable and are connected.
The 1 temperature collection signal of temperature sensor is sent to PLC device 2, and the quantity of above-mentioned temperature sensor 1 is not only
One, settable multiple temperature sensors 1 when the room that need to cool down is larger, and multiple temperature sensors 1 are flexible on demand in the room
Arrangement.The temperature that the temperature sensor 1 acquires be denoted as respectively T1, T2, T3 ..., Tn, n >=1.
The PLC device 2 receives temperature signal and carries out comparative analysis.Three temperature ginsengs are set in PLC device 2
Number, respectively overtemperature alarm value Th, operating value Tmax and close value Tmin.
The exhaust blower 3 is the main exhaust equipment in room of need to cooling down, and the operation by controlling exhaust blower 3 makes room
Temperature is kept in the reasonable scope.
As shown in Fig. 2, being equipped with manually/temperature control change-over switch 6 on 4 panel of control cabinet, start button 7, stopping
Button 8, run indicator 9 and stopping indicator light 10, it is electric to be equipped with contactor, electrothermal relay and fuse etc. inside control cabinet 4
Subcomponent, control and safeguard protection for electric wiring.The investment of exhaust blower 3 can be controlled by pressing the start button 7
Operation, pressing stop button 8, can to control exhaust blower 3 out of service.
The combined aural and visual alarm 5 is the effect of warning, as the temperature signal maximum value f that temperature sensor 1 acquiresmax(T1,
T2, T3 ..., Tn) >=Th when, PLC device 2 issue instruction control combined aural and visual alarm 5 alarm.
Manual/choosing of temperature control change-over switch 6 to temperature on control cabinet 4 is controlled into operational mode, when temperature sensor 1 acquires
Temperature signal maximum value fmaxWhen (T1, T2, T3 ..., Tn) >=Tmax, PLC device 2 issues instruction control exhaust blower 3 and runs,
Corresponding run indicator 9 lights；As the temperature signal maximum value f that temperature sensor 1 acquiresmax(T1, T2, T3 ..., Tn)≤
When Tmin, PLC device 2 issues instruction control exhaust blower 3 and closes, and corresponding stopping indicator light 10 lights.
By on control cabinet 4 it is manual/temperature control change-over switch 6 select to manual mode of operation, exhaust blower 3 be transferred to manually operation or
Close pattern.When pressing start button 7, exhaust blower 3 puts into operation, and corresponding run indicator 9 lights；When press stop by
Exhaust blower 3 is out of service when button 8, and corresponding stopping indicator light 10 lights.
No matter control cabinet 4 selects temperature control operational mode or manual mode of operation, PLC device 2 that can receive temperature
The signal that sensor 1 is sent.
Embodiment
Temperature is selected to control operational mode manual/temperature control change-over switch 6 on control cabinet 4, using three temperature sensing
Device 1, measuring temperature are respectively T1, T2, T3, as shown in Figure 1.
The temperature signal of acquisition is transmitted to PLC device 2 by three temperature sensors 1, and PLC device 2 is three default
Temperature parameter Th, Tmax, Tmin, and Th > Tmax > Tmin.As temperature signal maximum value fmaxWhen (T1, T2, T3) >=Tmax,
2 output signal of PLC device is sent to 3 control loop of exhaust blower interlocking exhaust blower 3 and is run, and corresponding run indicator 9 lights；Work as temperature
Spend signal maximum fmaxWhen (T1, T2, T3)≤Tmin, 2 output signal of PLC device is sent to 3 control loop of exhaust blower and interlocks air draft
Machine 3 is out of service, and corresponding stopping indicator light 10 lights.
By on control cabinet 4 it is manual/temperature control change-over switch 6 select manual mode of operation, exhaust blower 3 be transferred to manually operation or
Close pattern.When pressing start button 7, exhaust blower 3 puts into operation, and corresponding run indicator 9 lights；When press stop by
Exhaust blower 3 is out of service when button 8, and corresponding stopping indicator light 10 lights.
No matter 4 displays temperature of control cabinet, which controls operational mode or manual mode of operation, PLC device 2, can receive temperature
The signal that sensor 1 is sent, as temperature signal maximum value fmaxWhen (T1, T2, T3) >=Th, 2 output signal of PLC device is sent to sound
Light crossing-signal 5 make its issue acousto-optic can perceptual signal warn, warning related personnel take suitable measure to handle in time.
Claims (6)
1. a kind of air exhausting device, it is characterised in that: including temperature sensor (1), PLC device (2), exhaust blower (3), control cabinet
(4), combined aural and visual alarm (5)；
The temperature sensor (1), PLC device (2), exhaust blower (3), control cabinet (4), combined aural and visual alarm (5) pass through cable
Matching connection；
Described temperature sensor (1) the temperature collection signal is sent to PLC device (2)；The temperature of temperature sensor (1) acquisition
Degree be denoted as respectively T1, T2, T3 ..., Tn, n >=1；
The PLC device (2) receives temperature signal and carries out comparative analysis；Three temperature ginsengs of setting in PLC device (2)
Number, respectively overtemperature alarm value Th, operating value Tmax and close value Tmin；
The exhaust blower (3) is the main exhaust equipment in room of need to cooling down, and the operation by controlling exhaust blower (3) makes room
Temperature is kept in the reasonable scope；
On described control cabinet (4) panel be equipped with manually/temperature control change-over switch (6), start button (7), stop button (8),
Run indicator (9) and stopping indicator light (10) are equipped with electronic component, the control for electric wiring inside control cabinet (4)
And safeguard protection；
The combined aural and visual alarm (5) is the effect of warning, as the temperature signal maximum value f of temperature sensor (1) acquisitionmax(T1,
T2, T3 ..., Tn) >=Th when, PLC device (2) issue instruction control combined aural and visual alarm (5) alarm；
Manual/temperature control change-over switch (6) choosing to temperature on control cabinet (4) is controlled into operational mode, when temperature sensor (1) is adopted
The temperature signal maximum value f of collectionmaxWhen (T1, T2, T3 ..., Tn) >=Tmax, PLC device (2) issues instruction control exhaust blower (3)
Operation, corresponding run indicator (9) light；As the temperature signal maximum value f of temperature sensor (1) acquisitionmax(T1, T2,
T3 ..., Tn)≤Tmin when, PLC device (2) issues instruction control exhaust blower (3) and closes, and corresponding stopping indicator light (10) is bright
It rises；
Manual/temperature control change-over switch (6) on control cabinet (4) is selected to manual mode of operation, exhaust blower (3) is transferred to manual operation
Or close pattern, when pressing start button (7), exhaust blower (3) puts into operation, and corresponding run indicator (9) lights；When pressing
Exhaust blower (3) is out of service when lower stop button (8), and corresponding stopping indicator light (10) lights.
2. a kind of air exhausting device as described in claim 1, it is characterised in that: the air exhausting device uses split-type design, root
According to the installation site for needing to adjust all parts.
3. a kind of air exhausting device as claimed in claim 2, it is characterised in that: the overtemperature alarm value Th > operating value Tmax
> close value Tmin.
4. a kind of air exhausting device as claimed in claim 3, it is characterised in that: multiple temperature are arranged when the room that need to cool down is larger
Sensor (1), and multiple temperature sensors (1) are arranged on demand in the room.
5. a kind of air exhausting device as claimed in claim 4, it is characterised in that: the combined aural and visual alarm (5) passes through sending sound
Light can perceptual signal alarm, warning related personnel take suitable measure to handle in time.
6. a kind of air exhausting device as claimed in any one of claims 1 to 5, it is characterised in that: no matter control cabinet (4) selects temperature
Control operational mode or manual mode of operation, PLC device (2) can receive the signal that temperature sensor (1) is sent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820944005.3U CN208652819U (en) | 2018-06-19 | 2018-06-19 | A kind of air exhausting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820944005.3U CN208652819U (en) | 2018-06-19 | 2018-06-19 | A kind of air exhausting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208652819U true CN208652819U (en) | 2019-03-26 |
Family
ID=65781326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820944005.3U Active CN208652819U (en) | 2018-06-19 | 2018-06-19 | A kind of air exhausting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110083186A (en) * | 2019-05-10 | 2019-08-02 | 佛山闽雄机电科技有限公司 | A kind of sealing belt lacing welding machine and its temperature control system |
-
2018
- 2018-06-19 CN CN201820944005.3U patent/CN208652819U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110083186A (en) * | 2019-05-10 | 2019-08-02 | 佛山闽雄机电科技有限公司 | A kind of sealing belt lacing welding machine and its temperature control system |
| CN110083186B (en) * | 2019-05-10 | 2024-04-26 | 佛山闽雄机电科技有限公司 | Water stop joint welding machine and temperature control system thereof |
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