CN107687659A - A kind of negative pressure blast cap of automatic speed regulation - Google Patents
A kind of negative pressure blast cap of automatic speed regulation Download PDFInfo
- Publication number
- CN107687659A CN107687659A CN201710974629.XA CN201710974629A CN107687659A CN 107687659 A CN107687659 A CN 107687659A CN 201710974629 A CN201710974629 A CN 201710974629A CN 107687659 A CN107687659 A CN 107687659A
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- transmitter
- frequency converter
- shell
- blast cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000779 smoke Substances 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The present invention relates to exhaust field, and in particular to a kind of negative pressure blast cap of automatic speed regulation.It includes air outlet, shell, blower fan, control cabinet, transmitter, frequency converter, control device；Wherein air outlet is fixed on the top of shell；Blower fan is fixed on the inside of shell；Transmitter is fixed on the inside of control cabinet with frequency converter and control device；Control cabinet is fixed on the outside or inside of shell.The present invention can automatically adjust exhaust efficiency according to exhaust loads, and oil smoke and foul smell active negative pressure mode are suctioned out and are discharged into outside the room of high-altitude.More prominent, oil smoke foul smell can also be discharged naturally air outlet in a manner of traditional malleation.
Description
Technical field
The present invention relates to exhaust field, and in particular to a kind of negative pressure blast cap of automatic speed regulation.
Background technology
In residential kitchen and toilet concentrates discharge flue gas system, the kitchen exhaust road of especially high-rise cell, smoke exhaust ventilator quantity
Larger, windage is excessive during intensive air draft, and the emission effect of flue gas is undesirable.The oil smoke foul smell in kitchen and toilet is smooth quick
Ground is discharged, and is replaced into pure and fresh air, is the generally pursuit of this area.
The content of the invention
The purpose of the present invention is to be directed to above-mentioned pursuit, there is provided a kind of negative pressure blast cap of automatic speed regulation, for residential kitchen and toilet
The gas outlet of public exhaust duct.
The technical scheme that the present invention uses to achieve the above object:A kind of negative pressure blast cap of automatic speed regulation, it includes air-out
Mouth, shell, blower fan, control cabinet, transmitter, frequency converter, control device；
Wherein air outlet is fixed on the top of shell；Blower fan is fixed on the inside of shell；Transmitter fills with frequency converter and control
Put the inside for being fixed on control cabinet；Control cabinet is fixed on the outside or inside of shell.
Further, the air outlet is umbrella air outlet or blinds air outlet.
Further, the blower fan is axial flow blower or centrifugal blower, and the output end of its power line and frequency converter connects.
Further, the transmitter is wind pressure transmitter, air quantity transmitter, one kind in wind speed speed changer, its signal
Output end accesses the current signal input of frequency converter, and its sample of signal point is arranged on the lower section of blower fan.
Further, the control device is one kind in time switch, radio remote control switch, line traffic control switch, and it is switched
The multi-function input terminal of output end and frequency converter connects.
Preferably, described transmitter uses wind pressure transmitter of the range for -200-0PA, its output signal is 4-
20MA current signal.
Preferably, described frequency converter exports for single-phase input three-phase, the X1 ends being arranged in multi-function input terminal
Son control start and stop and current signal control frequency conversion.
Preferably, described control device is radio remote control switch, including radio receiver and wireless launcher,
Wherein the quantity of radio receiver is one, and the quantity of wireless launcher is more than one；Reception device is fixed on control
In case, and the switch output of radio receiver is connected with multi-function input terminal X1, the common port of frequency converter, wireless transmission
Device is arranged at floor user.
The beneficial effects of the invention are as follows：The present invention can automatically adjust exhaust efficiency according to exhaust loads, by oil smoke and turbid
Gas active negative pressure mode is suctioned out and is discharged into outside the room of high-altitude.More prominent, oil smoke foul smell can also be by air outlet with tradition
The mode of malleation is discharged naturally.
Brief description of the drawings
Fig. 1 is the overall schematic that the present invention uses umbrella shape air outlet；
Fig. 2 is the overall schematic cross-sectional view that the present invention uses blinds air outlet；
Fig. 3 is the schematic diagram of combining wireless remote control switch control of the present invention；
Fig. 4 is the schematic diagram that the present invention combines line traffic control switch control；
The explanation marked in accompanying drawing：1- gas outlets, 2- shells, 3- blower fans, 4- control cabinets, 5- transmitters, 6- frequency converters, 8- letters
Number cable, 9- wireless remote control emitters, 10- wireless remote control receiving devices, the public exhaust ducts of 11-, 12- fire prevention backstops,
13- line traffic controls switch.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
Specific embodiment 1：Illustrate the present embodiment with reference to Fig. 1~Fig. 3, a kind of negative pressure blast cap of automatic speed regulation, it includes gas outlet
1st, shell 2, blower fan 3, control cabinet 4, transmitter 5, frequency converter 6, wherein control device 7, gas outlet 1 are umbrella shape gas outlet, and it is solid
It is scheduled on the top of shell 2；Blower fan 3 is axial flow blower, and it is fixed on the inside of shell 2；Control cabinet 4 is fixed on the outside of shell 2；
Transmitter 5 is wind pressure transmitter, and it is fixed on the inside of control cabinet 4；Frequency converter 6 is fixed on the inside of control cabinet 4；Control device
7 be radio remote control switch, and it is more than one wireless remote control by the wireless remote control receiving device 10 and quantity that quantity is one
Emitter 9 is formed, and wherein wireless remote control receiving device 10 is fixed on the inside of control cabinet 4, and wireless remote control emitter 9 is set
At floor user；Frequency converter 6 is fixed on the inside of control cabinet 4；Frequency converter 6 power supply Shu Yu cities electrical connection, frequency converter it is defeated
Go out and be connected with axial flow blower power line, the current signal output of wind pressure transmitter and the sub- phase of current signal input of frequency converter 6
Connection, the sample of signal point of wind pressure transmitter are arranged on the inlet end of axial flow blower, and the switch of wireless remote control receiving device 10 is defeated
Go out and be connected with the multi-function input terminal X1 and common port of frequency converter 6；What is formed is fixedly mounted on public affairs entirely through fastener
The outlet port of exhaust duct 11 altogether.
As shown in Figure 3, Figure 4, the exhaust branch at floor user accesses public exhaust duct 11 by check device 12 of preventing fires,
When user's control wireless remote control emitter 9 works, wireless remote control receiving device 10 exports switching signal to frequency converter 6,
Frequency converter 6 starts and controls axial flow blower to rotate forward operation, and the public inside of exhaust duct 11 enters negative pressure state, check device 12 of preventing fires
During unlatching, oil smoke foul smell is inhaled into public exhaust duct 11, arranges to outside the room of high-altitude.
It is more prominent, with the increase and decrease of number of users exhaust loads are changed, the wind in public exhaust duct 11
Pressure can change therewith, and wind pressure transmitter is converted to the change of blast the change of current signal, and frequency converter 6 is according to wind pressure transmitter
The rotating speed of the signal adjustment axial flow blower of feedback, reaches the purpose for automatically adjusting exhaust efficiency.
When wireless remote control emitter 9 does not work, frequency converter 6 stops, and axial flow blower is in nature halted state.Axle stream
When blower fan does not work, oil smoke foul smell can also be arranged naturally by the blade and air outlet of axial flow blower in a manner of traditional malleation
Put.
Embodiment 2, a kind of negative pressure blast cap of automatic speed regulation, wherein：Air outlet 1 is blinds air outlet, except necessary anti-
Outside rain, moreover it is possible to prevent birds to be strayed into.Remaining is the same as embodiment 1.
Embodiment 3, a kind of negative pressure blast cap of automatic speed regulation, wherein：Blower fan 3 is centrifugal blower, reliable operation, exhaust efficiency
It is high.Remaining is the same as embodiment 1.
Embodiment 4, a kind of negative pressure blast cap of automatic speed regulation, wherein：Transmitter 5 is air quantity transmitter, and its sample of signal is
Air quantity in exhaust duct, signal output is connected with current signal input of frequency converter 6, when exhaust loads change, air quantity
Also change therewith, air quantity transmitter is converted to the change of air quantity the change of current signal, and frequency converter 6 is anti-according to air quantity transmitter
The rotating speed of the signal adjustment axial flow blower 3 of feedback, reaches the purpose for automatically adjusting exhaust efficiency.Remaining is the same as embodiment 1.
Embodiment 5, a kind of negative pressure blast cap of automatic speed regulation, wherein：Transmitter 5 is wind speed transducer, and its sample of signal is
Custom in exhaust duct, signal output is connected with current signal input of frequency converter 6, when exhaust loads change, wind speed
Also can change therewith, wind speed speed changer is converted to the change of wind speed the change of current signal, and frequency converter 6 is according to wind speed speed changer
The rotating speed of the signal adjustment axial flow blower 3 of feedback, reaches the purpose for automatically adjusting exhaust efficiency.Remaining is the same as embodiment 1.
Embodiment 6, as shown in figure 4, a kind of negative pressure blast cap of automatic speed regulation, wherein：Control device 7 is line traffic control switch 13,
Line traffic control switch 13 is arranged at user, and the quantity of line traffic control switch 13 is more than 1, and parallel way is used between multiple line traffic control switches 13
Signal cable 8 is accessed, signal cable 8 is connected with the multifunction terminal X1 and common port of frequency converter 6, the closure time-varying of line traffic control switch 13
Frequency device 6 starts, and the machine of axle stream wind 3 rotates forward operation, and when line traffic control switch 13 disconnects, frequency converter 6 stops, and axial flow blower stops naturally.Its
Remaining same embodiment 1.
Embodiment 7, a kind of negative pressure blast cap of automatic speed regulation, wherein：Control device 7 is time switch, and time switch is opened
Close output to be connected with the multifunction terminal X1 and common port of frequency converter 6, daily exhaust peak period be set as to start time section,
Such as morning 7：00-8：00, noon 11：00-13：00, afternoon 17：00-19：00, within this period, time switch voluntarily starts
Frequency converter 6, axial flow blower normally starts, and other period frequency converters 6 and axial flow blower are in nature halted state, and oil smoke foul smell is also
It can be discharged naturally with traditional barotropic model by between axial-flow fan blade and umbrella shape gas outlet.Remaining is the same as embodiment 1.
Claims (5)
- A kind of 1. negative pressure blast cap of automatic speed regulation, it is characterised in that：It includes air outlet（1）, shell（2）, blower fan（3）, control Case（4）, transmitter（5）, frequency converter（6）, control device（7）；Wherein air outlet（1）It is fixed on shell（2）Top；Blower fan（3）It is fixed on shell（2）Inside；Transmitter（5）With change Frequency device（6）And control device（7）It is fixed on control cabinet（4）Inside；Control cabinet（4）It is fixed on shell（2）Outside or interior Portion.
- 2. the negative pressure blast cap of automatic speed regulation according to claim 1, it is characterised in that：The air outlet（1）Go out for umbrella Air port or blinds air outlet.
- 3. the negative pressure blast cap of automatic speed regulation according to claim 1, it is characterised in that：The blower fan（2）For axial flow blower or centrifugal blower, its power line and frequency converter（6）Output end connection.
- 4. the negative pressure blast cap of automatic speed regulation according to claim 1, it is characterised in that：The transmitter (5) is one kind in wind pressure transmitter, air quantity transmitter, wind speed speed changer, and its signal output part accesses Frequency converter（6）Current signal input, its sample of signal point is arranged on blower fan（3）Lower section.
- 5. the negative pressure blast cap of automatic speed regulation according to claim 1, it is characterised in that：The control device（7）It is timing One kind in switch, radio remote control switch, line traffic control switch, its output switching terminal and frequency converter（6）Multi-function input terminal connect Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710974629.XA CN107687659A (en) | 2017-10-19 | 2017-10-19 | A kind of negative pressure blast cap of automatic speed regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710974629.XA CN107687659A (en) | 2017-10-19 | 2017-10-19 | A kind of negative pressure blast cap of automatic speed regulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107687659A true CN107687659A (en) | 2018-02-13 |
Family
ID=61154442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710974629.XA Pending CN107687659A (en) | 2017-10-19 | 2017-10-19 | A kind of negative pressure blast cap of automatic speed regulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107687659A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2521502Y (en) * | 2002-02-05 | 2002-11-20 | 周洪林 | Central exhausting device for environment protection kitchen |
| CN2588243Y (en) * | 2002-11-15 | 2003-11-26 | 区子宏 | Environment protction type central fume exhauster system |
| KR20050106888A (en) * | 2004-05-06 | 2005-11-11 | 주식회사 벤토피아 | Ventilation system for arranging an intake-exhaust pipe in floor for an apartment house |
| CN104566588A (en) * | 2014-12-30 | 2015-04-29 | 杭州老板电器股份有限公司 | Central purifying system |
| CN107101234A (en) * | 2017-04-24 | 2017-08-29 | 广东万家乐燃气具有限公司 | A kind of adaptive Wind-Pressure Resistance system of range hood |
| CN207515009U (en) * | 2017-10-19 | 2018-06-19 | 江西拓宇实业有限公司 | A kind of negative pressure blast cap of automatic speed regulation |
-
2017
- 2017-10-19 CN CN201710974629.XA patent/CN107687659A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2521502Y (en) * | 2002-02-05 | 2002-11-20 | 周洪林 | Central exhausting device for environment protection kitchen |
| CN2588243Y (en) * | 2002-11-15 | 2003-11-26 | 区子宏 | Environment protction type central fume exhauster system |
| KR20050106888A (en) * | 2004-05-06 | 2005-11-11 | 주식회사 벤토피아 | Ventilation system for arranging an intake-exhaust pipe in floor for an apartment house |
| CN104566588A (en) * | 2014-12-30 | 2015-04-29 | 杭州老板电器股份有限公司 | Central purifying system |
| CN107101234A (en) * | 2017-04-24 | 2017-08-29 | 广东万家乐燃气具有限公司 | A kind of adaptive Wind-Pressure Resistance system of range hood |
| CN207515009U (en) * | 2017-10-19 | 2018-06-19 | 江西拓宇实业有限公司 | A kind of negative pressure blast cap of automatic speed regulation |
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