CN203837233U - Coil heat exchanger and fan coil unit - Google Patents
Coil heat exchanger and fan coil unit Download PDFInfo
- Publication number
- CN203837233U CN203837233U CN201420091892.6U CN201420091892U CN203837233U CN 203837233 U CN203837233 U CN 203837233U CN 201420091892 U CN201420091892 U CN 201420091892U CN 203837233 U CN203837233 U CN 203837233U
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- Prior art keywords
- temperature
- coil
- heat exchanger
- drainage arrangement
- coil pipe
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Abstract
The utility model discloses a coil heat exchanger and a fan coil unit. The coil heat exchanger comprises a coil and a temperature sensing water drainage device, wherein the coil is formed by bending and winding a hollow pipe body, the temperature sensing water drainage device is connected to the coil, and the temperature sensing water drainage device is opened or closed according to the temperature of water in the coil. According to the coil heat exchanger, automatic water drainage can be achieved under low-temperature conditions, and the coil heat exchanger and the fan coil unit have the advantages that pipe explosion and water leakage are not prone to occurring, performance is reliable, and the service life is long.
Description
Technical field
The utility model relates to electrical equipment manufacturing technology field, in particular to a kind of coil heat exchanger and the fan coil units with described coil heat exchanger.
Background technology
Fan coil units in correlation technique is frozen and is easily caused booster in pipe in the time of microthermal climate.For this reason, some fan coil units are provided with Manual draining valve, carry out manual drainage before requiring user to shut down in the winter time, but due to trouble and easily forgetting of operation, still cannot thoroughly solve the problem of pipe internal memory water freezing booster.
Utility model content
The utility model is intended to solve at least to a certain extent one of above-mentioned technical problem in correlation technique.For this reason, an object of the present utility model is to propose a kind of coil heat exchanger, and this coil heat exchanger can be realized Auto-drainage under cryogenic conditions, has the advantages such as non-explosive tube leakage, dependable performance, long service life.
Another object of the present utility model is to propose a kind of fan coil units with described coil heat exchanger.
For achieving the above object, first aspect of the present utility model proposes a kind of coil heat exchanger, and described coil heat exchanger comprises: coil pipe, and described coil pipe is coiled to form by hollow tube bending; Temperature-sensitive drainage arrangement, described temperature-sensitive drainage arrangement is connected on described coil pipe, and described temperature-sensitive drainage arrangement is according to the water temperature closure or openness in described coil pipe.
According to coil heat exchanger of the present utility model, by connect described temperature-sensitive drainage arrangement on described coil pipe, can utilize described temperature-sensitive drainage arrangement to detect the water temperature in described coil pipe, described temperature-sensitive drainage arrangement is by opening the draining realizing described coil pipe according to water temperature.Like this under low temperature regulates, described temperature-sensitive drainage arrangement can be opened automatically, so that the water in described coil pipe is discharged, can effectively prevent thus the water freezing in described coil pipe, avoid occurring described coil frost broken, leak, the situation such as booster, not only ensure the reliability of described coil heat exchanger performance, and extended the service life of described coil heat exchanger.Therefore, can under cryogenic conditions, realize Auto-drainage according to coil heat exchanger of the present utility model, there is the advantages such as non-explosive tube leakage, dependable performance, long service life.
In addition, can also there is following additional technical characterictic according to coil heat exchanger of the present utility model:
Described temperature-sensitive drainage arrangement comprises: water flow switch; For detection of the temperature-sensing element of water temperature in described coil pipe; Drive unit, described drive unit is connected with described temperature-sensing element with described water flow switch respectively, and described drive unit is according to water flow switch closure or openness described in the temperature detection value control of described temperature-sensing element.Can realize thus the self-draining effect of temperature-sensitive.
Described temperature-sensitive drainage arrangement is connected to the lowest part of described coil pipe.Be convenient to being like this emptied completely of described coil pipe.
Described temperature-sensitive drainage arrangement is connected on described coil pipe by three-way pipe.Be convenient to being thus connected of described temperature-sensitive drainage arrangement and described coil pipe, and connect good airproof performance reliably, between the two.
Described temperature-sensitive drainage arrangement vertically or horizontal direction setting.Thus can be so that described temperature-sensitive drainage arrangement carries out draining.
Water temperature in described coil pipe is during less than or equal to design temperature, and described temperature-sensitive drainage arrangement is opened.Can realize thus antifreezing effect.
Water temperature in described coil pipe is during higher than described design temperature, described temperature-sensitive drainage arrangement closure.Can ensure that like this water in described coil pipe can not leak in the time of normal use.
Described design temperature is 0 DEG C-4 DEG C.Can ensure that like this water in described coil pipe discharged by described temperature-sensitive drainage arrangement before freezing.
Described coil heat exchanger also comprises housing, and described coil pipe is arranged on described housing.Can be beneficial to like this fixing, protect described coil pipe to avoid damage, being convenient to the installation of described coil heat exchanger entirety of described coil pipe.
Second aspect of the present utility model proposes a kind of fan coil units, and described fan coil units comprises according to the coil heat exchanger described in first aspect of the present utility model.
According to fan coil units of the present utility model, by utilizing according to the coil heat exchanger described in first aspect of the present utility model, there is dependable performance, especially the advantage such as non-explosive tube leakage, long service life under cryogenic conditions.
Brief description of the drawings
Fig. 1 is according to the structural representation of the coil heat exchanger of the utility model embodiment.
Fig. 2 is according to the partial exploded view of the coil heat exchanger of the utility model embodiment.
Fig. 3 is according to the partial exploded view of the coil heat exchanger of another embodiment of the utility model.
Fig. 4 is according to the structural representation of the fan coil units of the utility model embodiment.
Reference numeral: fan coil units 1, coil heat exchanger 10, coil pipe 100, medium import 110, medium outlet 120, temperature-sensitive drainage arrangement 200, three-way pipe 300, housing 400.
Detailed description of the invention
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Describe according to the coil heat exchanger 10 of the utility model embodiment below with reference to Fig. 1-Fig. 3.As shown in Figure 1-Figure 3, comprise coil pipe 100 and temperature-sensitive drainage arrangement 200 according to the coil heat exchanger 10 of the utility model embodiment.
Coil pipe 100 is coiled to form by hollow tube bending, and coil pipe 100 is provided with the medium import 110 entering for liquid medium and the medium outlet 120 going out for liquid media flow.Temperature-sensitive drainage arrangement 200 is connected on coil pipe 100, and temperature-sensitive drainage arrangement 200 is according to the water temperature closure or openness in coil pipe 100.
According to the coil heat exchanger 10 of the utility model embodiment, by connect temperature-sensitive drainage arrangement 200 on coil pipe 100, can utilize temperature-sensitive drainage arrangement 200 to detect the water temperature in coil pipe 100, temperature-sensitive drainage arrangement 200 is by opening the draining realizing coil pipe 100 according to water temperature.Like this under low temperature regulates, temperature-sensitive drainage arrangement 200 can be opened automatically, so that the water in coil pipe 100 is discharged, can effectively prevent thus the water freezing in coil pipe 100, avoid occurring coil pipe 100 bursting by freezing, leak, the situation such as booster, not only ensure the reliability of coil heat exchanger 10 performances, and extended the service life of coil heat exchanger 10.Therefore, can under cryogenic conditions, realize Auto-drainage according to the coil heat exchanger 10 of the utility model embodiment, there is the advantages such as non-explosive tube leakage, dependable performance, long service life.
Particularly, the water temperature in temperature-sensitive drainage arrangement 200 detects coil pipe 100 is during higher than design temperature, and temperature-sensitive drainage arrangement 200 can remain closed, and the water route sealing in temperature-sensitive drainage arrangement 200, ensures that the water in coil pipe 100 can not leak.
And water temperature in temperature-sensitive drainage arrangement 200 detects coil pipe 100 is during less than or equal to design temperature, temperature-sensitive drainage arrangement 200 can be opened, now open in the water route in temperature-sensitive drainage arrangement 200, and the water in coil pipe 100 can be discharged automatically by temperature-sensitive drainage arrangement 200, to realize antifreezing effect.
Wherein, design temperature can be the arbitrary temperature spot between 0 DEG C to 4 degrees Celsius, can ensure that like this water in coil pipe 100 was discharged by temperature-sensitive drainage arrangement 200 before freezing.
In a specific embodiment of the present utility model, temperature-sensitive drainage arrangement 200 can comprise water flow switch, temperature-sensing element and drive unit.Described temperature-sensing element is for detection of the water temperature in coil pipe 100.Described drive unit can be connected with described temperature-sensing element with described water flow switch respectively, and described drive unit can be according to water flow switch closure or openness described in the temperature detection value control of described temperature-sensing element.The concrete course of work is, for example, when the water temperature in described temperature-sensing element detects coil pipe 100 reaches design temperature, automatically signal transferred to described drive unit, starts described water flow switch open by described drive unit, realizes the self-draining effect of temperature-sensitive.
Certainly, temperature-sensitive drainage arrangement 200 can be realized temperature-sensitive automatic drainage function in different ways.For example, temperature-sensitive drainage arrangement 200 can be mechanical, can be also battery-powered electronic type, can also be the electronic type of utilizing fan coil units power supply.
In a concrete example of the present utility model, as shown in Figure 1-Figure 3, temperature-sensitive drainage arrangement 200 can be connected to the lowest part (above-below direction is as shown in the arrow A in Fig. 1-Fig. 4) of coil pipe 100.When temperature-sensitive drainage arrangement 200 is opened like this, can, so that the water in coil pipe 100 is discharged by temperature-sensitive drainage arrangement 200, realize being emptied completely of coil pipe 100.
Alternatively, temperature-sensitive drainage arrangement 200 can, by self being connected on coil pipe 100, also can be connected on coil pipe 100 by extra parts.For example, temperature-sensitive drainage arrangement 200 can be connected on coil pipe 100 by three-way pipe 300, two mouths of pipe that are located along the same line on three-way pipe 300 can be connected to the open position place of coil pipe 100, and another mouth of pipe of three-way pipe 300 can be connected with temperature-sensitive drainage arrangement 200.Be convenient to being thus connected of temperature-sensitive drainage arrangement 200 and coil pipe 100, and connect good airproof performance reliably, between the two.
The utility model to the setting party of temperature-sensitive drainage arrangement 200 to being not specifically limited.For example, temperature-sensitive drainage arrangement 200 and three-way pipe 300 can along continuous straight runs settings, and now the drain outlet along continuous straight runs of temperature-sensitive drainage arrangement 200 is towards the outside (as shown in Figure 3) of coil heat exchanger 10.Temperature-sensitive drainage arrangement 200 and three-way pipe 300 also can vertically arrange, and the now discharge of temperature-sensitive drainage arrangement 200 outlet is towards the below (as shown in Figure 2) of coil heat exchanger 10.Above-mentioned two kinds of embodiment all can be so that temperature-sensitive drainage arrangement 200 carries out draining.
In an embodiment of the present utility model, as shown in Figure 1-Figure 3, coil heat exchanger 10 can also comprise housing 400, and coil pipe 100 can be arranged on housing 400.So not only can be beneficial to the fixing of coil pipe 100, and can protect coil pipe 100 to avoid damage, be convenient to the installation of coil heat exchanger 10 entirety.
Describe according to the fan coil units 1 of the utility model embodiment below with reference to Fig. 4.As shown in Figure 4, comprise the coil heat exchanger 10 according to the utility model above-described embodiment according to the fan coil units 1 of the utility model embodiment.
According to the fan coil units 1 of the utility model embodiment, by utilizing according to the coil heat exchanger 10 of the utility model above-described embodiment, there is dependable performance, especially the advantage such as non-explosive tube leakage, long service life under cryogenic conditions.
Be all known for those of ordinary skills according to other formations of the fan coil units 1 of the utility model embodiment and operation, be not described in detail here.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of instructions such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.In addition, those skilled in the art can engage the different embodiment that describe in this description or example and combine.
Although illustrated and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment in scope of the present utility model, amendment, replacement and modification.
Claims (9)
1. a coil heat exchanger, is characterized in that, comprising:
Coil pipe, described coil pipe is coiled to form by hollow tube bending;
Temperature-sensitive drainage arrangement, described temperature-sensitive drainage arrangement is connected on described coil pipe, and described temperature-sensitive drainage arrangement is according to the water temperature closure or openness in described coil pipe, and described temperature-sensitive drainage arrangement comprises:
Water flow switch;
For detection of the temperature-sensing element of water temperature in described coil pipe;
Drive unit, described drive unit is connected with described temperature-sensing element with described water flow switch respectively, and described drive unit is according to water flow switch closure or openness described in the temperature detection value control of described temperature-sensing element.
2. coil heat exchanger according to claim 1, is characterized in that, described temperature-sensitive drainage arrangement is connected to the lowest part of described coil pipe.
3. coil heat exchanger according to claim 1, is characterized in that, described temperature-sensitive drainage arrangement is connected on described coil pipe by three-way pipe.
4. coil heat exchanger according to claim 1, is characterized in that, described temperature-sensitive drainage arrangement vertically or horizontal direction setting.
5. coil heat exchanger according to claim 1, is characterized in that, the water temperature in described coil pipe is during less than or equal to design temperature, and described temperature-sensitive drainage arrangement is opened.
6. coil heat exchanger according to claim 5, is characterized in that, the water temperature in described coil pipe is during higher than described design temperature, described temperature-sensitive drainage arrangement closure.
7. according to the coil heat exchanger described in claim 5 or 6, it is characterized in that, described design temperature is 0 DEG C-4 DEG C.
8. coil heat exchanger according to claim 1, is characterized in that, also comprises housing, and described coil pipe is arranged on described housing.
9. a fan coil units, is characterized in that, comprises according to the coil heat exchanger described in any one in claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091892.6U CN203837233U (en) | 2014-02-28 | 2014-02-28 | Coil heat exchanger and fan coil unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091892.6U CN203837233U (en) | 2014-02-28 | 2014-02-28 | Coil heat exchanger and fan coil unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203837233U true CN203837233U (en) | 2014-09-17 |
Family
ID=51515060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420091892.6U Expired - Fee Related CN203837233U (en) | 2014-02-28 | 2014-02-28 | Coil heat exchanger and fan coil unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203837233U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222293A (en) * | 2015-10-26 | 2016-01-06 | 珠海格力电器股份有限公司 | For the coil pipe frost-cracking-preventing system and method for two heat source air conditioner |
| CN105674394A (en) * | 2015-12-04 | 2016-06-15 | 任春雷 | Anti-freezing fan coil assembly |
| CN106482323A (en) * | 2016-12-09 | 2017-03-08 | 广东高而美制冷设备有限公司 | A kind of double-tube heat exchanger and air-conditioning |
-
2014
- 2014-02-28 CN CN201420091892.6U patent/CN203837233U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222293A (en) * | 2015-10-26 | 2016-01-06 | 珠海格力电器股份有限公司 | For the coil pipe frost-cracking-preventing system and method for two heat source air conditioner |
| CN105222293B (en) * | 2015-10-26 | 2018-02-06 | 珠海格力电器股份有限公司 | Coil pipe frost-cracking-preventing system and method for double heat source air conditioners |
| CN105674394A (en) * | 2015-12-04 | 2016-06-15 | 任春雷 | Anti-freezing fan coil assembly |
| CN106482323A (en) * | 2016-12-09 | 2017-03-08 | 广东高而美制冷设备有限公司 | A kind of double-tube heat exchanger and air-conditioning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20210228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |