CN106885306A - A kind of labyrinth type fresh air preheating device - Google Patents
A kind of labyrinth type fresh air preheating device Download PDFInfo
- Publication number
- CN106885306A CN106885306A CN201710133516.7A CN201710133516A CN106885306A CN 106885306 A CN106885306 A CN 106885306A CN 201710133516 A CN201710133516 A CN 201710133516A CN 106885306 A CN106885306 A CN 106885306A
- Authority
- CN
- China
- Prior art keywords
- labyrinth type
- heating system
- fresh air
- type heating
- preheating device
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Fluid Mechanics (AREA)
- Thermal Sciences (AREA)
- Air Conditioning Control Device (AREA)
- Ventilation (AREA)
Abstract
The invention belongs to purifying air-feeding unit heat system regions, specifically related to a kind of labyrinth type fresh air preheating device, including labyrinth type heating system, labyrinth type heating system is located at fresh wind port inner side, medium effeciency filter is provided with labyrinth type heating system back segment, labyrinth type heating system rear is provided with pressure fan, pressure fan rear side connection air outlet；The labyrinth type heating system includes being provided with the baffle plate by the composition maze-type structure that is staggered, and the both sides of baffle plate are provided with electric heater unit.The present invention has advantages below compared to existing technology：The control that the device passes through automatic control system, ensure that whole device is automatically adjusted and meet the rooms such as purified operation room to resh air requirement demand, effectively prevent low temperature cold air into the annealer of purifying air-feeding unit carry out cold exchange when excessive temperature differentials problem, ensure that the safe operation of purifying air-feeding unit heat system, the effect of sand-proof is also acted as simultaneously, makes the applicability of the device wider.
Description
Technical field
The invention belongs to purifying air-feeding unit heat system regions, and in particular to a kind of labyrinth type fresh air preheating device.
Background technology
Due to the special climate condition in the area such as packet header, normal air-conditioning system works as outdoor when ultralow temperature weather is met with
Low temperature fresh air into the annealer of purifying air-feeding unit carry out cold and hot exchange when, due to excessive temperature differentials, it is easy to cause water pond
Pipe bursts, so that the heating system of badly damaged purifying air-feeding unit.
And common fresh air heating system, because purifying air-feeding system wind is too fast, and Baotou region outdoor air gas
Temperature is too low.It is too fast by the pre-heating system time in low-temperature airflow（Heat up 5 DEG C or so）, the fresh air of severe cold area is can't resolve at all
Preheating.
The content of the invention
The purpose of the present invention is directed to existing issue, there is provided a kind of labyrinth type fresh air preheating device.
The present invention is achieved by the following technical solutions：A kind of labyrinth type fresh air preheating device, including labyrinth type heating
System, labyrinth type heating system is provided with medium effeciency filter located at fresh wind port inner side in labyrinth type heating system back segment, and labyrinth type adds
Hot systems rear is provided with pressure fan, pressure fan rear side connection air outlet；
Wherein, the labyrinth type heating system includes being provided with the baffle plate by the composition maze-type structure that is staggered, the two of baffle plate
Side is provided with electric heater unit；
The labyrinth type fresh air preheating device also includes control system, and control system includes signal acquisition terminal and signal output part；
Signal acquisition terminal includes outdoor temperature detection means, operation room work condition checkout gear, unit transformation detection means, and signal is defeated
Going out end includes labyrinth type heating system corresponding with signal acquisition terminal difference, pressurization duty system and frequency converter control system.
Used as further improvement of these options, the leading portion bottom of the labyrinth type heating system is provided with drawer type collection
Groove, because the setting of labyrinth type heater baffle maze can effectively reduce fresh air wind speed, so as to the wind carried secretly in fresh air
Sand is precipitated, and the dust storm of relevant position is collected by the setting of bottom collecting tank, is set by drawer type and is easy to take out.
Used as further improvement of these options, the leading portion of the labyrinth type heating system at least includes two groups of baffle plates.
Used as further improvement of these options, the labyrinth type heating system is divided into level Four heating, when outside 0 DEG C of ＜ room
During temperature≤5 DEG C, first order heating is opened, and when -5 DEG C of ＜ outdoor temperature≤0 DEG C, second level heating is opened, when -10 DEG C of ＜ rooms
During outer temperature≤- 5 DEG C, third level heating is opened, and when outdoor temperature≤- 10 DEG C, fourth stage heating is opened, every grade of heating starting
Outdoor cold air can be improved 20 DEG C or so.
Used as further improvement of these options, the medium effeciency filter is removable nonwoven cloth material, can be to containing
The fresh air of dust storm is filtered again, and convenient dismounting, cleaning and replacing, has effectively saved the use cost of client.
Used as further improvement of these options, the pressurization duty system ensures when operating room is used, except unlatching
Outside the blower fan of VMC, booster fan is also opened, due to the particularity of purification of air supply air system, the pressure of its supply air system
Head is to need to ensure；And fresh air heating and filtering increased total system resistance, thus booster fan is increased in the present system,
So as to effectively counteract the resistance of fresh air treatment system, and when operating room is not used, only open the blower fan of VMC with
The pressure-fired in operating room is ensured, therefore ensures indoor all the time in clean conditions.
Used as further improvement of these options, the frequency converter control system is gathered according to unit transformation detection means
Data adjust automatically air-supply blast and air output, disclosure satisfy that the demand of the room resh air requirements such as purification operating room.
As further improvement of these options, steam surface cooling section, Neng Gouyou are provided with before the labyrinth type heating system
Effect reduces use cost.
The present invention has advantages below compared to existing technology：The labyrinth type fresh air preheating apparatus structure is reasonable, for temperature
Lower ground area preheats to cold air, it is to avoid the problems such as water coil bursts；By the setting of labyrinth type heating system, to wind
Husky preliminary sedimentation, is conducive to the steady intensification of cold air；Medium effeciency filter is filtered again to the fresh air containing dust storm, is unpicked and washed conveniently,
It is cost-effective；Pressurization duty system is set, clean conditions can be all the time in operating room is ensured, while ensureing the abundant of equipment
Utilize；Set frequency converter control system, according to unit pressure difference change by Frequency Converter Control fresh air adjust automatically blow blast and
Air output, realization automatically controls the demand for meeting the room such as purified operation room resh air requirement.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is control planning schematic diagram of the present invention.
Specific embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in fig. 1, a kind of labyrinth type fresh air preheating device, including labyrinth type heating system, labyrinth type heating system
Located at the inner side of fresh wind port 6, medium effeciency filter 4 is provided with labyrinth type heating system back segment, labyrinth type heating system rear is provided with to be sent
Blower fan 5, the rear side connection air outlet 7 of pressure fan 5；
Wherein, the labyrinth type heating system includes being provided with the baffle plate 2 by the composition maze-type structure that is staggered, baffle plate 2
Both sides are provided with electric heater unit 3；
As shown in Figure 2, the labyrinth type fresh air preheating device also include control system, control system include signal acquisition terminal and
Signal output part；Signal acquisition terminal includes outdoor temperature detection means, operation room work condition checkout gear, the detection of unit transformation
Device, signal output part includes labyrinth type heating system corresponding with signal acquisition terminal difference, pressurization duty system and frequency converter
Control system.
Used as further improvement of these options, the leading portion bottom of the labyrinth type heating system is provided with drawer type collection
Groove 8, because the setting of labyrinth type heater baffle maze 2 can effectively reduce fresh air wind speed, so as to entrainment in fresh air
Dust storm is precipitated, and the dust storm of relevant position is collected by the setting of bottom collecting tank 8, is set by drawer type and is easy to take out.
Used as further improvement of these options, the leading portion of the labyrinth type heating system at least includes two groups of baffle plates 2.
Used as further improvement of these options, the labyrinth type heating system is divided into level Four heating, when outside 0 DEG C of ＜ room
During temperature≤5 DEG C, first order heating is opened, and when -5 DEG C of ＜ outdoor temperature≤0 DEG C, second level heating is opened, when -10 DEG C of ＜ rooms
During outer temperature≤- 5 DEG C, third level heating is opened, and when outdoor temperature≤- 10 DEG C, fourth stage heating is opened, every grade of heating starting
Outdoor cold air can be improved 20 DEG C or so.
Used as further improvement of these options, the medium effeciency filter 4 is removable nonwoven cloth material, can be to containing
The fresh air of dust storm is filtered again, and convenient dismounting, cleaning and replacing, has effectively saved the use cost of client.
Used as further improvement of these options, the pressurization duty system ensures when operating room is used, except unlatching
Outside the blower fan of VMC, booster fan is also opened, due to the particularity of purification of air supply air system, the pressure of its supply air system
Head is to need to ensure；And fresh air heating and filtering increased total system resistance, thus booster fan is increased in the present system,
So as to effectively counteract the resistance of fresh air treatment system, and when operating room is not used, only open the blower fan of VMC with
The pressure-fired in operating room is ensured, therefore ensures indoor all the time in clean conditions.
Used as further improvement of these options, the frequency converter control system is gathered according to unit transformation detection means
Data adjust automatically air-supply blast and air output, disclosure satisfy that the demand of the room resh air requirements such as purification operating room.
As further improvement of these options, steam surface cooling section, Neng Gouyou are provided with before the labyrinth type heating system
Effect reduces use cost.
The control that the device passes through automatic control system, it is ensured that whole device is automatically adjusted and meets the rooms such as purified operation room
Between to resh air requirement demand, effectively prevent low temperature cold air into the annealer of purifying air-feeding unit carry out cold exchange when temperature
The excessive problem of difference, it is ensured that the safe operation of purifying air-feeding unit heat system, while also acting as the effect of sand-proof, makes this
The applicability of device is wider.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (8)
1. a kind of labyrinth type fresh air preheating device, it is characterised in that including labyrinth type heating system, labyrinth type heating system is located at
Fresh wind port inner side, medium effeciency filter is provided with labyrinth type heating system back segment, and labyrinth type heating system rear is provided with pressure fan, send
Blower fan rear side connection air outlet；
Wherein, the labyrinth type heating system includes being provided with the baffle plate by the composition maze-type structure that is staggered, the two of baffle plate
Side is provided with electric heater unit；
The labyrinth type fresh air preheating device also includes control system, and control system includes signal acquisition terminal and signal output part；
Signal acquisition terminal includes outdoor temperature detection means, operation room work condition checkout gear, unit transformation detection means, and signal is defeated
Going out end includes labyrinth type heating system corresponding with signal acquisition terminal difference, pressurization duty system and frequency converter control system.
2. as claimed in claim 1 a kind of labyrinth type fresh air preheating device, it is characterised in that before the labyrinth type heating system
Section bottom is provided with drawer type collecting tank.
3. as claimed in claim 2 a kind of labyrinth type fresh air preheating device, it is characterised in that before the labyrinth type heating system
Section at least includes two groups of baffle plates.
4. as claimed in claim 1 a kind of labyrinth type fresh air preheating device, it is characterised in that the labyrinth type heating system is divided into
Level Four is heated, and when 0 DEG C of ＜ outdoor temperature≤5 DEG C, first order heating is opened, when -5 DEG C of ＜ outdoor temperature≤0 DEG C, the second level
Heating is opened, and when -10 DEG C of ＜ outdoor temperature≤- 5 DEG C, third level heating is opened, when outdoor temperature≤- 10 DEG C, the fourth stage
Heating is opened.
5. a kind of labyrinth type fresh air preheating device as claimed in claim 1, it is characterised in that the medium effeciency filter is for dismantled and assembled
Nonwoven cloth material.
6. a kind of labyrinth type fresh air preheating device as claimed in claim 1, it is characterised in that the pressurization duty system ensures to work as
When operating room is used, in addition to the blower fan of VMC is opened, booster fan is also opened.
7. as claimed in claim 1 a kind of labyrinth type fresh air preheating device, it is characterised in that the frequency converter control system according to
Unit transformation detection means gathered data adjust automatically air-supply blast and air output.
8. as claimed in claim 1 a kind of labyrinth type fresh air preheating device, it is characterised in that set before the labyrinth type heating system
There is steam surface cooling section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710133516.7A CN106885306A (en) | 2017-03-08 | 2017-03-08 | A kind of labyrinth type fresh air preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710133516.7A CN106885306A (en) | 2017-03-08 | 2017-03-08 | A kind of labyrinth type fresh air preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106885306A true CN106885306A (en) | 2017-06-23 |
Family
ID=59179740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710133516.7A Withdrawn CN106885306A (en) | 2017-03-08 | 2017-03-08 | A kind of labyrinth type fresh air preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106885306A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059160A (en) * | 2018-06-29 | 2018-12-21 | 长春伟成机械设备有限公司 | A kind of indoor ventilation equipment |
-
2017
- 2017-03-08 CN CN201710133516.7A patent/CN106885306A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059160A (en) * | 2018-06-29 | 2018-12-21 | 长春伟成机械设备有限公司 | A kind of indoor ventilation equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170623 |