CN203177457U - Ultra-low temperature air source heat pump hot water unit with air supplying and overheating function - Google Patents
Ultra-low temperature air source heat pump hot water unit with air supplying and overheating function Download PDFInfo
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- CN203177457U CN203177457U CN201320108049.XU CN201320108049U CN203177457U CN 203177457 U CN203177457 U CN 203177457U CN 201320108049 U CN201320108049 U CN 201320108049U CN 203177457 U CN203177457 U CN 203177457U
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- fluorine
- tonifying
- heat exchanger
- compressor
- exchange coil
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Abstract
The utility model discloses an ultra-low temperature air source heat pump hot water unit with the air supplying and overheating functions. The ultra-low temperature air source heat pump hot water unit comprises a compressor, a heat exchanger, an evaporator, and an air supplying circulating pipeline used for supplying air for the compressor, wherein the heat exchanger and the evaporator are sequentially connected to a circulating pipeline of the compressor. The heat exchanger comprises a water-fluorine heat exchanger and a fluorine-fluorine heat exchanger. The water-fluorine heat exchanger is formed by a water-fluorine heat exchanger body and a first heat exchange coil arranged inside the water-fluorine heat exchanger body. A dynamic constant temperature zone almost without heat exchange is reserved between the lower end of the first heat exchange coil and the bottom of the water-fluorine heat exchanger body. An air supplying heat exchange coil of the air supplying circulating pipeline is installed in the dynamic constant temperature zone so that the dynamic constant temperature zone can fully vaporize refrigerating agents in the air supplying heat exchange coil and overheating states of the refrigerating agents in the air supplying pipeline of the compressor can be achieved. Accordingly, stability of air supplying can be effectively improved, COP of the whole hot water unit under the lower-temperature environment is improved, and heat loss is lowered.
Description
Technical field
The utility model relates to a kind of ultra-low temperature air source heat pump hot water machine technical group field, more particularly, relates to a kind of stability that can improve tonifying Qi under the low temperature environment, reduces the ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi of thermal loss.
Background technology
When existing low-temperature air source heat pump hot water unit is worked under low temperature environment, generally be to use independent fluorine fluorine heat exchanger to be used for tonifying Qi, yet, this tonifying Qi of not passing through Overheating Treatment, often be accompanied by the flash distillation of cold-producing medium entering compressor tonifying Qi pipeline, thereby cause the tonifying Qi pressure oscillation big, the stable non-constant of air compensating system.Finally cause the COP(Coefficient Of Performance of low-temperature air source heat pump hot water unit under low temperature environment, namely the conversion ratio between energy and the heat is called for short heating energy efficiency ratio) low, the loss of heat is bigger.
In addition, the water fluorine heat exchanger that existing low-temperature air source heat pump hot water unit is used and fluorine fluorine heat exchanger are respectively two heat exchangers of independent moulding, be connected by pipeline in the middle of it, this not only causes syndeton very complicated, assemble loaded down with trivial detailsly, increased thermal loss, also further increased the pressure loss of fluorine road sprue, improve consumption of compressor, reduced COP.
The utility model content
The purpose of this utility model is to overcome above-mentioned defective of the prior art, provide a kind of " dynamically flat-temperature zone " of utilizing water fluorine heat exchanger body bottom vaporize cold-producing medium in tonifying Qi heat exchange coil, overheated to realize compressor tonifying Qi pipeline inner refrigerant, can effectively improve the stability of air compensating system under ultra-low temperature surroundings, thereby improve the COP of whole hot water unit, when being used with hot water cyclesystem, can effectively improve the ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi that heats efficiency of whole system.
For achieving the above object, the technical scheme that the utility model provides is as follows: a kind of ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi is provided, comprise compressor, be connected to heat exchanger and evaporimeter on the circulation line of compressor in turn, and for the tonifying Qi circulation line to the compressor tonifying Qi, described heat exchanger comprises water fluorine heat exchanger, and the fluorine fluorine heat exchanger that is connected with water fluorine heat exchanger; Described water fluorine heat exchanger comprises water fluorine heat exchanger body and is installed in first heat exchange coil of this water fluorine heat exchanger body inside, this first heat exchange coil, one end is provided with water inlet, the other end is provided with delivery port, and described water fluorine heat exchanger body upper end is provided with the first working medium import that is connected with compressor, its lower end is provided with first sender property outlet that is communicated with fluorine fluorine heat exchanger, and be provided with the dynamic flat-temperature zone of an approximate no heat exchange between the described first heat exchange coil lower end and the water fluorine heat exchanger body bottom, the tonifying Qi heat exchange coil in the described tonifying Qi circulation line is installed in this dynamic flat-temperature zone.
Described tonifying Qi circulation line is by the tonifying Qi circulating line, be installed in the tonifying Qi choke valve on this tonifying Qi circulating line, be installed in the tonifying Qi heat exchange coil in the described dynamic flat-temperature zone, and one end be communicated with this tonifying Qi heat exchange coil, the compressor tonifying Qi pipeline that the other end is connected with compressor constitutes, described tonifying Qi heat exchange coil is communicated with fluorine fluorine heat exchanger, and described tonifying Qi circulating line one end is connected with first sender property outlet, and the other end is connected with fluorine fluorine heat exchanger; Therefore, described compressor, water fluorine heat exchanger body, tonifying Qi circulating line, tonifying Qi choke valve, fluorine fluorine heat exchanger, tonifying Qi heat exchange coil and compressor tonifying Qi pipeline constitute the tonifying Qi loop successively.
Described water fluorine heat exchanger and fluorine fluorine heat exchanger are formed in one, be provided with a median septum between water fluorine heat exchanger and the fluorine fluorine heat exchanger, described tonifying Qi heat exchange coil is connected with second sender property outlet by median septum, and described second heat exchange coil is connected with first sender property outlet by median septum.
Beneficial effect with ultra-low temperature air source heat pump hot water unit of the overheated function of tonifying Qi described in the utility model is: because the zone between the described first heat exchange coil lower end and the median septum is approximate no heat exchange area, thereby form a dynamic flat-temperature zone, the tonifying Qi heat exchange coil of described tonifying Qi circulation line is installed in this dynamic flat-temperature zone, make under low-temperature condition, being somebody's turn to do " dynamically flat-temperature zone " can be effectively fully overheated to the cold-producing medium in the tonifying Qi heat exchange coil, avoid flash distillation occurring in the compressor tonifying Qi pipeline and cause the huge fluctuation of pressure, be conducive to strengthen the reliability of unit operation, when being used with hot water cyclesystem, can effectively improve the advantage that heats efficiency of unit.
Compared with prior art, the utility model also has the following advantages:
1, utilizes " dynamically flat-temperature zone " fully overheated interior cold-producing medium of tonifying Qi heat exchange coil that is arranged in the dynamic flat-temperature zone of water fluorine heat exchanger bottom, realize the cold-producing medium flass not occurring in the compressor tonifying Qi pipeline, thereby the pressure in the realization compressor tonifying Qi pipeline is relatively stable, the relatively stable stability that can improve compressor exhaust temperature of tonifying Qi pressure, the delivery temperature stable and controllable, be conducive to improve the heat exchange effect, improve the COP of whole hot water unit.
2, described water fluorine heat exchanger and the integrated shaped structures of fluorine fluorine heat exchanger, effective simplification syndeton, simplified the connection of pipeline, make that assembling is easier.
3, by described water fluorine heat exchanger and the integrated shaped structures of fluorine fluorine heat exchanger heat device, be conducive to reduce thermal loss, effectively reduce the pressure loss of fluorine road sprue, thereby reduced the compressor power consumption, improved the heating efficiency of fluorine road sprue.
Below in conjunction with drawings and Examples the ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi described in the utility model is described further.
Description of drawings
Fig. 1 is the package assembly schematic diagram with ultra-low temperature air source heat pump hot water unit of the overheated function of tonifying Qi described in the utility model.
The specific embodiment
Below be the preferred example with ultra-low temperature air source heat pump hot water unit of the overheated function of tonifying Qi described in the utility model, therefore do not limit protection domain of the present utility model.
With reference to Fig. 1, a kind of ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi is provided, comprise compressor 1, be connected to heat exchanger 2 and evaporimeter 3 on the circulation line of compressor 1 in turn, and for the tonifying Qi circulation line 6 that compressor 1 is carried out tonifying Qi, described heat exchanger 2 comprises water fluorine heat exchanger 4, and the fluorine fluorine heat exchanger 5 that is connected with water fluorine heat exchanger 4; Described water fluorine heat exchanger 4 comprises water fluorine heat exchanger body 401 and is installed in first heat exchange coil 402 of these water fluorine heat exchanger body 401 inside, these first heat exchange coil, 402 1 ends are provided with the water inlet 403 that can be connected with the cold water pipes of outer tank, the other end is provided with the delivery port 404 that can be connected with the hot water pipeline of outer tank, and described water fluorine heat exchanger body 401 upper ends are provided with the first working medium import 406 that is connected with compressor 1, its lower end is provided with first sender property outlet that is communicated with fluorine fluorine heat exchanger 5, and be an approximate no heat exchange area between described first heat exchange coil, 402 lower ends and water fluorine heat exchanger body 401 bottoms, therefore form a dynamic flat-temperature zone 405, the tonifying Qi heat exchange coil 604 of described tonifying Qi circulation line 6 is installed in this dynamic flat-temperature zone 405, makes can effectively vaporize cold-producing medium in this tonifying Qi heat exchange coil 604 of this dynamic flat-temperature zone 405.
Described tonifying Qi circulation line 6 is by tonifying Qi circulating line 601, be installed in the tonifying Qi choke valve 602 on this tonifying Qi circulating line 601, be installed in the tonifying Qi heat exchange coil 604 in the described dynamic flat-temperature zone 405, and one end be connected with this tonifying Qi heat exchange coil 604, the compressor tonifying Qi pipeline 603 that the other end is connected with compressor 1 constitutes, described tonifying Qi heat exchange coil 604 is communicated with fluorine fluorine heat exchanger 5, described tonifying Qi circulating line 601 1 ends are connected with first sender property outlet, and the other end is connected with fluorine fluorine heat exchanger 5; Therefore, described compressor 1, water fluorine heat exchanger body 401, tonifying Qi circulating line 601, tonifying Qi choke valve 602, fluorine fluorine heat exchanger 5, tonifying Qi heat exchange coil 604 and compressor tonifying Qi pipeline 603 constitute the tonifying Qi loop successively.Can fully vaporize cold-producing medium in its inner tonifying Qi heat exchange coil 604 is set in described dynamic flat-temperature zone 405, thereby avoid placing the flash distillation of compressor tonifying Qi pipeline 603 inner refrigerants of water fluorine heat exchanger 4 outsides, improve the stability of compressor tonifying Qi pipeline 603 pressure, the stability of tonifying Qi pressure improves the stability of compressor exhaust temperature.
Described fluorine fluorine heat exchanger 5 comprises fluorine fluorine heat exchanger body 501 and is installed in second heat exchange coil 502 of these fluorine fluorine heat exchanger body 501 inside, these second heat exchange coil, 502 upper ends are communicated with first sender property outlet, the lower end is communicated with evaporimeter 3, and described fluorine fluorine heat exchanger body 501 upper ends are provided with second sender property outlet that is communicated with tonifying Qi heat exchange coil 604, and its lower end is provided with the second working medium import 503 that is communicated with tonifying Qi circulating line 601.
Also comprise the primary throttle valve 8 that is installed between fluorine fluorine heat exchanger 5 and the evaporimeter 3.
At normal temperatures, described compressor 1 need not tonifying Qi, at low temperatures, " the dynamically flat-temperature zone " of water fluorine heat exchanger bottom is fully overheated to tonifying Qi heat exchange coil 604 inner refrigerants of the portion of setting within it, guarantee the cold-producing medium flass can not occur in the compressor tonifying Qi pipeline 603, thereby realize the relatively stable of compressor tonifying Qi pipeline 603 internal pressures, stable the stable of compressor exhaust temperature that be conducive to of tonifying Qi pressure, when this is had the ultra-low temperature air source heat pump hot water unit of the overheated function of tonifying Qi and hot water cyclesystem and is used, can effectively improve the efficiency that heats of unit, thereby improve the COP(Coefficient Of Performance under this ultra-low temperature air source heat pump hot water machine low temperature environment, be the conversion ratio between energy and the heat, be called for short heating energy efficiency ratio).
Further improvement as the application, described water fluorine heat exchanger 4 is formed in one with fluorine fluorine heat exchanger 5, be provided with a median septum 7 between water fluorine heat exchanger 4 and the fluorine fluorine heat exchanger 5, described compressor tonifying Qi pipeline 603 1 ends are connected with second sender property outlet by median septum 7, and described second heat exchange coil 502 is connected with first sender property outlet by median septum 7.Owing to be the dynamic flat-temperature zone 405 of an approximate no heat exchange area between described first heat exchange coil, 402 lower ends and the median septum 7, this dynamic flat-temperature zone 405 can guarantee not occur the big pressure oscillation that flash distillation causes in the compressor tonifying Qi pipeline 603, and the stabilization energy of tonifying Qi pressure effectively improves the efficiency that heats of unit; In addition, adopt the structure of integrated molding, can reduce thermal loss, effective simplification the connection of pipeline, make simple and convenient assembly, and effectively reduced the pressure loss of fluorine road sprue simultaneously, reduce consumption of compressor, further improved the heating efficiency of fluorine road sprue.
As can be known, the connection center that described heat exchanger 2 is three road runners, comprising:
The water route runner: cold water enters in first heat exchange coil 402 via water inlet 403 and the working medium in the water fluorine heat exchanger body 401 is carried out heat exchange, and then flow out by delivery port 404;
Fluorine road sprue: cold-producing medium is discharged by compressor 1, from first working medium enter flow through water fluorine heat exchanger body 401 and with 402 heat exchanges of first heat exchange coil after, again in median septum 7 flows into second heat exchange coil 502, flow through successively behind primary throttle valve 8, the evaporimeter 3 then, return compressor 1 and finish and heat the circulation in loop;
Fluorine road tonifying Qi runner: cold-producing medium is discharged by compressor 1, flow out from first sender property outlet water fluorine heat exchanger body of flowing through 401 backs, and behind tonifying Qi circulating line 601 and tonifying Qi choke valve 602, flow into fluorine fluorine heat exchanger body 501 from the second working medium import 503, successively through median septum 7, tonifying Qi heat exchange coil 604, compressor tonifying Qi pipeline 603, return compressor 1 and finish a tonifying Qi circuit cycle again.Therefore described heat exchanger 2 has been realized heating and two kinds of functions of tonifying Qi simultaneously, can improve the stability of tonifying Qi under the low temperature environment, improves the COP of whole hot water unit, reduces thermal loss.
Above-described embodiment is the utility model preferred implementation; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under spiritual essence of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (6)
1. ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi, comprise compressor (1), be connected to heat exchanger (2) and evaporimeter (3) on the circulation line of compressor (1) in turn, and for the tonifying Qi circulation line (6) that compressor (1) is carried out tonifying Qi, it is characterized in that, described heat exchanger (2) comprises water fluorine heat exchanger (4), and the fluorine fluorine heat exchanger (5) that is connected with water fluorine heat exchanger (4); Described water fluorine heat exchanger (4) comprises water fluorine heat exchanger body (401) and is installed in inner first heat exchange coil (402) of this water fluorine heat exchanger body (401), these first heat exchange coil (402) one ends are provided with water inlet (403), the other end is provided with delivery port (404), and described water fluorine heat exchanger body (401) upper end is provided with the first working medium import (406) that is connected with compressor (1), its lower end is provided with first sender property outlet that is communicated with fluorine fluorine heat exchanger (5), and be provided with the dynamic flat-temperature zone (405) of an approximate no heat exchange between described first heat exchange coil (402) lower end and water fluorine heat exchanger body (401) bottom, the tonifying Qi heat exchange coil (604) in the described tonifying Qi circulation line (6) is installed in this dynamic flat-temperature zone (405).
2. the ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi according to claim 1, it is characterized in that, described tonifying Qi circulation line (6) is by tonifying Qi circulating line (601), be installed in the tonifying Qi choke valve (602) on this tonifying Qi circulating line (601), be installed in the tonifying Qi heat exchange coil (604) in the described dynamic flat-temperature zone (405), and one end be connected with this tonifying Qi heat exchange coil (604), the compressor tonifying Qi pipeline (603) that the other end is connected with compressor (1) constitutes, described tonifying Qi heat exchange coil (604) is communicated with fluorine fluorine heat exchanger (5), described tonifying Qi circulating line (601) one ends are connected with first sender property outlet, and the other end is connected with fluorine fluorine heat exchanger (5); Therefore, described compressor (1), water fluorine heat exchanger body (401), tonifying Qi circulating line (601), tonifying Qi choke valve (602), fluorine fluorine heat exchanger (5), tonifying Qi heat exchange coil (604) and compressor tonifying Qi pipeline (603) constitute the tonifying Qi loop successively.
3. the ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi according to claim 2, it is characterized in that, described fluorine fluorine heat exchanger (5) comprises fluorine fluorine heat exchanger body (501) and is installed in inner second heat exchange coil (502) of this fluorine fluorine heat exchanger body (501), this second heat exchange coil (502) upper end is communicated with first sender property outlet, the lower end is communicated with evaporimeter (3), and described fluorine fluorine heat exchanger body (501) upper end is provided with second sender property outlet that is communicated with tonifying Qi heat exchange coil (604), and its lower end is provided with the second working medium import (503) that is communicated with tonifying Qi circulating line (601).
4. according to each described ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi of claim 1 to 3, it is characterized in that, described water fluorine heat exchanger (4) is formed in one with fluorine fluorine heat exchanger (5), be provided with a median septum (7) between water fluorine heat exchanger (4) and the fluorine fluorine heat exchanger (5), described tonifying Qi heat exchange coil (604) is connected with second sender property outlet by median septum (7), and described second heat exchange coil (502) is connected with first sender property outlet by median septum (7).
5. the ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi according to claim 4 is characterized in that, also comprises the primary throttle valve (8) that is installed between fluorine fluorine heat exchanger (5) and the evaporimeter (3).
6. the ultra-low temperature air source heat pump hot water unit with the overheated function of tonifying Qi according to claim 1, it is characterized in that, described compressor (1) is tonifying Qi type hot pump in low temp compressor, and this tonifying Qi type hot pump in low temp compressor has exhaust outlet, air entry and gas supplementing opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320108049.XU CN203177457U (en) | 2013-03-08 | 2013-03-08 | Ultra-low temperature air source heat pump hot water unit with air supplying and overheating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320108049.XU CN203177457U (en) | 2013-03-08 | 2013-03-08 | Ultra-low temperature air source heat pump hot water unit with air supplying and overheating function |
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| Publication Number | Publication Date |
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| CN203177457U true CN203177457U (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320108049.XU Withdrawn - After Issue CN203177457U (en) | 2013-03-08 | 2013-03-08 | Ultra-low temperature air source heat pump hot water unit with air supplying and overheating function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148586A (en) * | 2013-03-08 | 2013-06-12 | 广东五星太阳能股份有限公司 | Ultralow-temperature air source heat pump hot water unit with air supply and overheating functions |
-
2013
- 2013-03-08 CN CN201320108049.XU patent/CN203177457U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148586A (en) * | 2013-03-08 | 2013-06-12 | 广东五星太阳能股份有限公司 | Ultralow-temperature air source heat pump hot water unit with air supply and overheating functions |
| CN103148586B (en) * | 2013-03-08 | 2015-04-08 | 广东五星太阳能股份有限公司 | Ultralow-temperature air source heat pump hot water unit with air supply and overheating functions |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130904 Effective date of abandoning: 20150408 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130904 Effective date of abandoning: 20150408 |
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| RGAV | Abandon patent right to avoid regrant |