CN203443000U - Preheating type heat supply fresh air handling unit with automatic backheating and temperature rise - Google Patents
Preheating type heat supply fresh air handling unit with automatic backheating and temperature rise Download PDFInfo
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- CN203443000U CN203443000U CN201320505578.3U CN201320505578U CN203443000U CN 203443000 U CN203443000 U CN 203443000U CN 201320505578 U CN201320505578 U CN 201320505578U CN 203443000 U CN203443000 U CN 203443000U
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Abstract
The utility model relates to a preheating type heat supply fresh air handling unit with automatic backheating and temperature rise. The preheating type heat supply fresh air handling unit comprises a box body, a heating coil pipe and a sensible heat exchange core body, the box body is provided with an air inlet and an air outlet, the heating coil pipe is arranged in the box body, the sensible heat exchange core body is arranged in the box body, the box body is separated into a first chamber, a second chamber, a third chamber and a fourth chamber by the sensible heat exchange core body, the sensible heat exchange core body guides gas in the first chamber into the second chamber and guides gas in the third chamber into the fourth chamber, the heating coil pipe is arranged in the second chamber and enables the second chamber and the third chamber to be communicated, the air inlet and the first chamber are communicated, and the air outlet and the fourth chamber are communicated. The hot gas of the third chamber is transferred into the fourth chamber through the sensible heat exchange core body, overheated gas carries out backheating and temperature rise on cold gas entering the second chamber from the first chamber, and therefore the difference of inlet air temperature and the temperature of media in the heating coil pipe is lowered, the service life of the heating coil pipe is longed, meanwhile, preheating equipment is eliminated, and energy is saved.
Description
Technical field
The utility model relates to the new blower fan group of a kind of heating, is specifically related to a kind of from the preheating type new blower fan group that heats of rising again.
Background technology
As everyone knows, in the winter time, outdoor temperature is obviously low than indoor temperature, especially in the cold north, its outdoor temperature, conventionally in minus 20 degrees left and right, is even more low to moderate 40 degrees below zero left and right, and outdoor cold air is directly to send in room, therefore, to building, for new wind, bring very large inconvenience, yet, in order to solve an above-mentioned difficult problem, use hot-water coil pipe or steam pipe coil to heat new wind, and then deliver in room.But in heating process, when outdoor temperature too low (as 40 degrees below zero), temperature difference in cold air and hot-water coil pipe or steam pipe coil is excessive, cause hot-water coil pipe or steam pipe coil to damage (expanding with heat and contract with cold inhomogeneous), in order to solve hot-water coil pipe or steam pipe coil, damage problem, people adopt pre-warmed mode (electrical heating), now cold air is preheated and approach 0 degree, then in delivering to hot-water coil pipe or steam pipe coil, continue heating, then pass in room, realize the supply of new wind in room.
In the process of above-mentioned providing warm air, adopt electric heating equipment, first outdoor gas-heated is approached to zero degree, for example the new wind of minus 20 degrees is warming up to 0 degree left and right, the power consumption that needs 67.5KW, if the new wind lower than minus 20 degrees is warming up to 0 degree left and right, needs larger power consumption, thereby cause the waste of resource, cause resident living cost higher.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of from the preheating type new blower fan group that heats of rising again.
For solving the problems of the technologies described above, a kind of technical scheme that the utility model is taked is as follows:
A kind of from the preheating type new blower fan group that heats of rising again, it comprises the casing with air inlet and air outlet, be arranged on the heat(ing) coil in casing, particularly, the new blower fan group that heats also comprises the Exchange of apparent heat core body being arranged in casing, this Exchange of apparent heat core body is separated into the first cavity by casing, the second cavity, the 3rd cavity and the 4th cavity, and Exchange of apparent heat core body is respectively by the second cavity of the gas channeling in the first cavity, in gas channeling the 4th cavity in the 3rd cavity, heat(ing) coil is arranged in the second cavity, and the second cavity is communicated with the 3rd cavity, air inlet is communicated with the first cavity, air outlet is communicated with the 4th cavity.
Preferably, at air outlet, be provided with the warm braw in the 4th cavity is pumped to indoor pressure fan.
Preferably, the medium passing in heat(ing) coil is hot water or steam.
Due to the enforcement of above technical scheme, the utility model compared with prior art tool has the following advantages:
The utility model is divided into four cavitys by Exchange of apparent heat core body by casing, and according to the characteristic of Exchange of apparent heat core body, gas in the first cavity and the 3rd cavity is led respectively in the second cavity and the 4th cavity, again by the coil pipe being arranged in the second cavity, the second cavity is communicated with the 3rd cavity, make the interior gas temperature of the 3rd cavity higher, again by Exchange of apparent heat core body, the 3rd cavity hot gas is passed in the 4th cavity, the cold air that overheated gas enters in the second cavity the first cavity simultaneously carries out backheat intensification, the temperature of gas in the second cavity is raise, thereby reduce the temperature difference of medium in EAT and heat(ing) coil, reduce the probability of damage of heat(ing) coil, extend the service life of heat(ing) coil, save the preheating equipment of prior art simultaneously, save the energy.
Accompanying drawing explanation
Below in conjunction with specific embodiment, the utility model is described in more detail.
Fig. 1 is the heat schematic top plan view of new blower fan group of the preheating type of certainly rising again of embodiment 1;
Fig. 2 is the heat schematic top plan view of new blower fan group of the preheating type of certainly rising again of embodiment 2;
Fig. 3 is the heat schematic top plan view of new blower fan group of the preheating type of certainly rising again of embodiment 3;
Wherein: 1, casing; 10, air inlet; 11, air outlet; A, the first cavity; B, the second cavity; B
1, left cavity; B
2, right cavity; C, the 3rd cavity; D, the 4th cavity; 2, heat(ing) coil; 3, Exchange of apparent heat core body; 4, pressure fan.
The specific embodiment
As shown in Figure 1, the preheating type of certainly rising again that the utility model the provides new blower fan group (ceiling mounting type unit) that heats, it comprises the casing 1 with air inlet 10 and air outlet 11, be arranged on the heat(ing) coil 2 in casing 1, and be arranged on the Exchange of apparent heat core body 3 in casing 1, this Exchange of apparent heat core body 3 is separated into the first cavity A by casing 1, the second cavity B, the 3rd cavity C, and the 4th cavity D, and Exchange of apparent heat core body 3 is respectively by the second cavity B of the gas channeling in the first cavity A, in gas channeling the 4th cavity D in the 3rd cavity C, simultaneously, heat(ing) coil 2 in this example is arranged in the second cavity B, and the second cavity B is communicated with the 3rd cavity C, air inlet 10 is communicated with the first cavity A, air outlet 11 is communicated with the 4th cavity D.
Meanwhile, at above-mentioned air outlet 11, be provided with pumping to indoor pressure fan 4 in the 4th cavity D.The medium passing in heat(ing) coil 2 is hot water or steam (adopting steam in this example), and heat(ing) coil 2 is positioned at the intersection of the second cavity B and the 3rd cavity C, is convenient to the conveying after gas-heated.
The concrete enforcement of the present embodiment, as the direction gas flow of dotted arrow in Fig. 1, first cold air is from the first cavity A process Exchange of apparent heat core body 3, in gas channeling the second cavity B, by the gas in 2 couples of the second cavity B of the heat(ing) coil in the second cavity B, heated again, and in the 3rd cavity C that leads, now the gas temperature in the 3rd cavity C is very high, and then by Exchange of apparent heat core body 3, by overheated gas from the 3rd cavity C guiding the 4th cavity D, and in the process of guiding, the new wind that overheated gas enters the second cavity B by the first cavity A heats, overheated gas self also drops to suitable temperature simultaneously, by pressure fan, warm braw is sent to indoor again, recycle, save mass energy, and reduce resident's living cost.
As shown in Figure 2, the preheating type of certainly rising again that the utility model the provides new blower fan group (vertical unit-1) that heats, equipment and architectural feature that it adopts are substantially the same manner as Example 1, difference is, embodiment 1 is hanging, embodiment 2 is vertical, and the simultaneously concrete enforcement of the present embodiment is also identical with embodiment 1, along the direction gas flow of dotted arrow in Fig. 2.
As shown in Figure 3, the preheating type of certainly rising again that the utility model the provides new blower fan group (vertical unit-2) that heats, equipment and architectural feature that it adopts are substantially the same manner as Example 2, unique difference is, heat(ing) coil 2 is arranged on the inside of the second cavity B, and further the second chamber B body is separated, form left and right cavity B
1, B
2, right cavity B then
2be communicated with the 3rd cavity C, its effect is identical with embodiment 2 again, and concrete enforcement is simultaneously slightly different, and the first cavity A gas is through Exchange of apparent heat core body 3, and left cavity B will lead
1in, then by being positioned at right cavity B
2interior 2 pairs of cold air of heat(ing) coil carry out heat temperature raising, are finally delivered in the 3rd cavity C, now right cavity B
2the highest with the gas temperature in the 3rd cavity C, other are all identical with embodiment 2.
Comprehensive the above embodiments, the utility model is divided into four cavitys by Exchange of apparent heat core body by casing, and according to the characteristic of Exchange of apparent heat core body, gas in the first cavity and the 3rd cavity is led respectively in the second cavity and the 4th cavity, again by the coil pipe being arranged in the second cavity, the second cavity is communicated with the 3rd cavity, make the interior gas temperature of the 3rd cavity higher, again by Exchange of apparent heat core body, the 3rd cavity hot gas is passed in the 4th cavity, the cold air that overheated gas enters in the second cavity the first cavity simultaneously carries out backheat intensification, the temperature of gas in the second cavity is raise, thereby reduce the temperature difference of medium in EAT and heat(ing) coil, reduce the probability of damage of heat(ing) coil, extend the service life of heat(ing) coil, save the preheating equipment of prior art simultaneously, save the energy.
Above the utility model is described in detail; its object is to allow the personage who is familiar with this art can understand content of the present utility model and be implemented; can not limit protection domain of the present utility model with this; and the utility model is not limited to the above embodiments; all equivalences of doing according to Spirit Essence of the present utility model change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (3)
1. one kind from the preheating type new blower fan group that heats of rising again, it comprises the casing (1) of have air inlet (10) and air outlet (11), be arranged on the heat(ing) coil (2) in described casing (1), it is characterized in that: the new blower fan group of described heating also comprises the Exchange of apparent heat core body (3) being arranged in described casing (1), described Exchange of apparent heat core body (3) is separated into the first cavity (A) by described casing (1), the second cavity (B), the 3rd cavity (C) and the 4th cavity (D), and described Exchange of apparent heat core body (3) is respectively by the second cavity (B) described in the gas channeling in described the first cavity (A), in gas channeling the 4th cavity (D) in described the 3rd cavity (C), described heat(ing) coil (2) is arranged in described the second cavity (B), and described the second cavity (B) is communicated with described the 3rd cavity (C), described air inlet (10) is communicated with described the first cavity (A), described air outlet (11) is communicated with the 4th described cavity (D).
2. according to claim 1 from the preheating type new blower fan group that heats of rising again, it is characterized in that: at described air outlet (11), be provided with the warm braw in described the 4th cavity (D) is pumped to indoor pressure fan (4).
3. according to claim 1 from the preheating type new blower fan group that heats of rising again, it is characterized in that: the medium passing in described heat(ing) coil (2) is hot water or steam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505578.3U CN203443000U (en) | 2013-08-19 | 2013-08-19 | Preheating type heat supply fresh air handling unit with automatic backheating and temperature rise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505578.3U CN203443000U (en) | 2013-08-19 | 2013-08-19 | Preheating type heat supply fresh air handling unit with automatic backheating and temperature rise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203443000U true CN203443000U (en) | 2014-02-19 |
Family
ID=50094051
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320505578.3U Expired - Lifetime CN203443000U (en) | 2013-08-19 | 2013-08-19 | Preheating type heat supply fresh air handling unit with automatic backheating and temperature rise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203443000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104815528A (en) * | 2015-04-14 | 2015-08-05 | 上海交通大学 | Wet smoke self-temperature returning integrated smoke purification device and application thereof |
-
2013
- 2013-08-19 CN CN201320505578.3U patent/CN203443000U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104815528A (en) * | 2015-04-14 | 2015-08-05 | 上海交通大学 | Wet smoke self-temperature returning integrated smoke purification device and application thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140219 |
|
| CX01 | Expiry of patent term |