CN108195071A - A kind of antifreeze air heater of big temperature difference low-temperature - Google Patents
A kind of antifreeze air heater of big temperature difference low-temperature Download PDFInfo
- Publication number
- CN108195071A CN108195071A CN201810103356.6A CN201810103356A CN108195071A CN 108195071 A CN108195071 A CN 108195071A CN 201810103356 A CN201810103356 A CN 201810103356A CN 108195071 A CN108195071 A CN 108195071A
- Authority
- CN
- China
- Prior art keywords
- air
- heat exchanger
- temperature
- antifreeze
- outlet
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/06—Air heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0052—Details for air heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/02—Casings; Cover lids; Ornamental panels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2064—Arrangement or mounting of control or safety devices for air heaters
Abstract
The present invention relates to a kind of big antifreeze air heaters of temperature difference low-temperature, it is disposed with first-class heat exchanger and secondary heat exchanger, the air intake vent connection wind regime of the heater, and metal mesh and primary efficient filter screen are set at air intake vent, on the other hand one side filtering inlet air dust particles make air inlet uniform；The heat exchanger rear portion sets a muffler, air outlet passes through a hose connection outlet muffler via device housings made of 50mm polyurethane heat-insulation purifying boards, the other end of the outlet noise silencer connects an air hose, and the air outlet of the air hose treats antifreeze equipment for connecting；The inlet and outlet of the heat exchanger are connected respectively the water outlet and water inlet for the heat pump unit being arranged on outside the heater.Design concept of the present invention is ingenious, and the big temperature difference of secondary heat exchange can be carried out using low-temperature heat source and is heated, therefore, in the anti-frost protection that can be widely used for cold district.
Description
Technical field
The antifreeze air heater of big temperature difference low-temperature of the present invention is the high efficient heat exchanging that a kind of suitable cold district uses
Heater carries out big temperature difference heat exchanger equipment (Fresh air handling units of such as central air-conditioning, mine especially with regard to a kind of using low-temperature heat source
Antifreeze air heater) antifreeze device is carried out, belong to thermal energy applied technical field.
Background technology
In China's cold district, the heating of winter central air-conditioning fresh air, mine air inlet heating are required for heater, traditional heating
Device is generally using steel pipe fin or copper tube and fin heat exchanger, and heat medium is high-temperature steam or hot water from boiler, due to changing
Usually there is the accident of heat exchanger bursting by freezing in hot device the problems in the design, cold winter.
With going deep into for energy conservation and environmental protection policy, the raising of people's awareness of saving energy, more and more boiler heat sources are by Heat Pump
Source replaces.Since leaving water temperature of the heat pump system in heating condition is relatively low, and the heat exchanger in traditional air heater is only
Suitable for steam or high-temperature-hot-water, while frequent bursting by freezing, therefore, the present invention have developed it is a kind of being used cooperatively with heat pump system plus
Hot device, the heating of the heater secondary heat exchange big temperature difference, while heat exchanger tube arrangement, endless form, be vented, discharge water in terms of done it is excellent
Change design, it is antifreeze to realize heat exchanger winter low temperature.
Invention content
The present invention is a kind of high efficient heat exchanging heater, and device carries out the big temperature difference of secondary heat exchange using low-temperature heat source and heats, real
The antifreeze purpose of existing winter low temperature.
To achieve these goals, this invention takes following technical schemes：A kind of antifreeze air heating of big temperature difference low-temperature
Device, it is characterised in that：The big antifreeze air heater of temperature difference low-temperature is disposed with first-class heat exchanger and secondary heat exchanger, described to add
The air intake vent connection wind regime of hot device, and metal mesh and primary filter are set at air intake vent, the heat exchanger rear portion setting one
Muffler, air outlet via device housings made of 50mm polyurethane heat-insulation purifying boards by a hose connection outlet muffler,
The other end connection air hose of the outlet noise silencer, the air outlet of the air hose treat antifreeze equipment for connecting；The heat exchange
The inlet and outlet of device are connected respectively the water outlet and water inlet for the heat pump unit being arranged on outside the heater.
The metal mesh and primary efficient filter screen set at the air intake vent, one side filtering inlet air dust particles, on the other hand
Make air inlet uniform, be effectively improved air inlet quality.
Using two-stage heat exchange design, outdoor low temperature wind passes through two-stage heat exchanger, quickly improves wind-warm syndrome the heat transmission equipment, real
Now big temperature difference heating.
The heat transmission equipment adds aluminum fin-stock using the blister copper pipe of more than 12mm, and copper pipe is arranged vertically, and is not provided with copper pipe elbow,
It is connected for return water using collector, collector is arranged up and down, upper header installation air bleeding valve, lower collector pipe installation discharging valve, high temperature during work
Hot water big flow ensures that heat exchanger high temperature is antifreeze by heat exchanger, while without the dead angles such as elbow, and when not heat supply opens lower part row
Water in water valve and top air bleeding valve rapid deflation heat exchanger is realized and shuts down antifreeze purpose.
A temperature control equipment is additionally provided on the heat exchanger.
The heat exchanger rear design muffler, device housings use 50mm polyurethane heat-insulation purifying boards, and outlet apolegamy disappears
Sound device, substantially reduces equipment noise.
The present invention provides heat source by heat pump unit, is heated using the big temperature difference of secondary heat exchange, can make full use of heat pump unit
The low temperature heating agent produced carries out full blast amount heat exchange in the case of the big temperature difference, greatly improves heat exchange efficiency.It therefore, can be extensive
For in the anti-frost protection of cold district.
Description of the drawings
Fig. 1 is schematic structural view of the invention
In figure：1. device housings, 2. metal meshes add primary efficient filter screen, 3. first-class heat exchangers, 4. secondary heat exchangers, 5. air bleeding valves,
6. drain valve, 7. mufflers, 8. wind turbines, 9. exit silencers, 10. air hoses, 11. air outlets.
Specific embodiment
With reference to structure diagram, the present invention is described in detail.
As shown in Figure 1, the antifreeze air heater of the big temperature difference low-temperature of the present invention, adds including device housings 1, metal mesh and just imitates
Filter screen 2, first-class heat exchanger 3, secondary heat exchanger 4, air bleeding valve 5, drain valve 6, muffler 7, wind turbine 8, exit silencer 9, wind
Pipe 10, air outlet 11.
Metal mesh adds primary efficient filter screen 2 to be mounted at 1 left hand inlet port of device housings, is set gradually from left to right inside equipment
First-class heat exchanger 3, secondary heat exchanger 4, first-class heat exchanger 3,4 upper header of secondary heat exchanger installation air bleeding valve 5, lower collector pipe installation are put
Water valve 6,4 right side of secondary heat exchanger set gradually muffler 7, wind turbine 8, and 1 right side air-out mouth of device housings is connected out by hose
Mouth muffler 9, the other end connection air hose 10 of outlet noise silencer 9, the connection of air outlet 11 of air hose 10 need to carry out anti-frost protection
Equipment (not shown).Wherein, the inlet and outlet of heat exchanger, which are connected respectively, is arranged on outside heater
The water outlet of heat pump unit and water inlet (not shown).
In above-described embodiment, a temperature control equipment is additionally provided in first-class heat exchanger 3, secondary heat exchanger 4, works as heat pump machine
When the temperature for the low temperature heating agent that group provides is as low as setting value, heat pump unit is automatically stopped operation, ensures first-class heat exchanger 3, two level
Heat exchanger 4 is without damage.
As shown in Figure 1, the workflow of the present invention is as follows：
The air outlet 11 of air hose 10, which is connected to, to be needed in antifreeze equipment, and the water inlet of low temperature heating agent from first-class heat exchanger 3 enters
Inside first-class heat exchanger 3, while wind turbine 8 enters a large amount of outer space aspiration in air heater 1, and outer air first passes around metal mesh
And primary filter 2, filter and be sent into air heater after block-like object, by with first-class heat exchanger 3, secondary heat exchanger 4
After interior heating agent heat exchange, outer air becomes hot-air.Hot-air is successively by muffler 7 and exit silencer 9, into Gas inlet tube
10, finally it is sent into equipment by the air outlet 11 of air hose 10, and the low temperature heating agent of heat is drawn from the water outlet of secondary heat exchanger 4
Mouth returns to heat pump unit continuation and is heated.5 rapid deflation level-one of lower part drain valve 6 and top air bleeding valve is opened when stopping heat supply
Water in heat exchanger 3, secondary heat exchanger 4, so as to solve the problems, such as the antifreeze of equipment.
The various embodiments described above are merely to illustrate the present invention, wherein the structure of each component, connection mode etc. are all can be
Variation, every equivalents carried out on the basis of technical solution of the present invention and improvement should not be excluded the present invention's
Except protection domain.
Claims (6)
1. the present invention relates to a kind of big antifreeze air heater of temperature difference low-temperature, it is characterized in that：Be disposed with first-class heat exchanger and
Secondary heat exchanger, the air intake vent connection wind regime of the heater, and metal mesh and primary efficient filter screen are set at air intake vent, it is described
Heat exchanger rear portion sets muffler, and air outlet is connected via device housings made of 50mm polyurethane heat-insulation purifying boards by hose
Exit silencer, the other end connection air hose of the outlet noise silencer, the air outlet of the air hose treat antifreeze set for connecting
It is standby；The inlet and outlet of the heat exchanger are connected respectively the water outlet for the heat pump unit being arranged on outside the heater
Mouth and water inlet.
2. the antifreeze air heater of big temperature difference low-temperature according to claim 1, it is characterized in that carrying out two using low-temperature heat source
The big temperature difference heating of grade heat exchange, effectively increases heat exchange efficiency.
3. a kind of big antifreeze air heater of temperature difference low-temperature according to claim 1, it is characterized in that in heater air inlet
Place adds primary efficient filter screen using metal mesh, on the other hand one side filtering inlet air dust particles make air inlet uniform, substantially increase
Enter the wind quality.
4. the antifreeze air heater of big temperature difference low-temperature according to claim 1, it is characterized in that heat transmission equipment use 12mm with
On blister copper pipe add aluminum fin-stock, copper pipe is arranged vertically, and is not provided with copper pipe elbow, for return water using collector connect, collector up and down cloth
It puts, upper header installation air bleeding valve, lower collector pipe installation discharging valve, high-temperature-hot-water big flow passes through heat exchanger during work, ensures heat exchange
Device high temperature is antifreeze, and water in lower part drain valve and top air bleeding valve rapid deflation heat exchanger is opened during not heat supply and reaches antifreeze purpose.
5. a kind of big antifreeze air heater of temperature difference low-temperature according to claim 1, it is characterized in that heat exchanger rear design
Muffler, device housings use 50mm polyurethane heat-insulation purifying boards, and apolegamy muffler in outlet substantially reduces equipment noise.
6. a kind of big antifreeze air heater of temperature difference low-temperature according to claim 1, it is characterized in that on the heat exchanger also
It is provided with a temperature control equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103356.6A CN108195071A (en) | 2018-02-01 | 2018-02-01 | A kind of antifreeze air heater of big temperature difference low-temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103356.6A CN108195071A (en) | 2018-02-01 | 2018-02-01 | A kind of antifreeze air heater of big temperature difference low-temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108195071A true CN108195071A (en) | 2018-06-22 |
Family
ID=62591838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810103356.6A Pending CN108195071A (en) | 2018-02-01 | 2018-02-01 | A kind of antifreeze air heater of big temperature difference low-temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108195071A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111121493A (en) * | 2019-12-31 | 2020-05-08 | 北京中矿博能节能科技有限公司 | High pressure head air heating unit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201851084U (en) * | 2010-11-09 | 2011-06-01 | 北京矿大节能科技有限公司 | Defroster for mineshaft |
-
2018
- 2018-02-01 CN CN201810103356.6A patent/CN108195071A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201851084U (en) * | 2010-11-09 | 2011-06-01 | 北京矿大节能科技有限公司 | Defroster for mineshaft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111121493A (en) * | 2019-12-31 | 2020-05-08 | 北京中矿博能节能科技有限公司 | High pressure head air heating unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205260249U (en) | Gas turbine water injection pump unit | |
| CN102840636A (en) | Heat energy recovery device | |
| CN107687634A (en) | The denitration of boiler full load couples fume afterheat gradient utilization system | |
| CN206989172U (en) | The denitration of boiler full load couples fume afterheat gradient utilization system | |
| CN107676829A (en) | A kind of Waste Heat Recovery integrates side fish stove | |
| CN207050178U (en) | Anti-freeze type heat-exchanger rig and its aeration device | |
| CN201851084U (en) | Defroster for mineshaft | |
| CN108195071A (en) | A kind of antifreeze air heater of big temperature difference low-temperature | |
| CN207245755U (en) | A kind of equipment Multi-stage heating heating system | |
| CN205638638U (en) | Diesel generating set waste heat recovery device | |
| CN207585383U (en) | A kind of cooling device of high-temperature flue gas | |
| CN212205386U (en) | Wood drying kiln with air preheating device | |
| CN210717766U (en) | Low-temperature heat dissipation system | |
| CN209470193U (en) | A kind of efficient circulating fluid bed coal-burning boiler coal economizer | |
| CN209355346U (en) | A kind of vacuum type circulation heating equipment | |
| CN207081204U (en) | A kind of solar water supply boiler | |
| CN206554986U (en) | A kind of high back pressure steam discharge and the heating system being of coupled connections with heater of drawing gas | |
| CN216048367U (en) | Sealing protection device for air source heat pump water heater | |
| JP2019190807A (en) | Hot water storage device using waste heat | |
| CN218210398U (en) | Double-source heat pump drying is with arranging damp waste heat recovery device | |
| CN214536804U (en) | Heat exchanger and kitchen air conditioning system applying same | |
| CN213810945U (en) | Kitchen air conditioning system of low energy consumption | |
| CN219639136U (en) | High-temperature tail gas heat energy recycling device of turbine fan | |
| CN205174432U (en) | Boiler air inlet preheating device with amortization function | |
| CN217303044U (en) | Solar energy new trend system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180622 |