CN209726520U - A kind of antifreeze heat exchanger and water heater - Google Patents
A kind of antifreeze heat exchanger and water heater Download PDFInfo
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- CN209726520U CN209726520U CN201920246953.4U CN201920246953U CN209726520U CN 209726520 U CN209726520 U CN 209726520U CN 201920246953 U CN201920246953 U CN 201920246953U CN 209726520 U CN209726520 U CN 209726520U
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- antifreeze
- water
- heat exchanger
- tube road
- tube wall
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The utility model relates to a kind of antifreeze heat exchanger and water heaters.Antifreeze heat exchanger includes: heat exchanger body and the water-changing tube road being connected to heat exchanger body；In the antifreeze tube wall of water-changing tube road surface setting, antifreeze chamber is formed between antifreeze tube wall and water-changing tube road；The anti-icing fluid of antifreeze intracavitary setting；In the heating device of antifreeze intracavitary setting.The utility model embodiment passes through the antifreeze tube wall that is arranged on the water-changing tube road surface of heat exchanger, and form antifreeze chamber, in antifreeze intracavitary setting anti-icing fluid and heating device, pass through heating devices heat anti-icing fluid, anti-icing fluid exchange waterpipe is kept the temperature or is heated, avoid occurring water freezing blocking pipeline caused by being subcooled because of heat exchanger local environment in water-changing tube road so that water heater can not normal use the case where.
Description
Technical field
The utility model relates to heat exchanger technology field more particularly to a kind of antifreeze heat exchangers and water heater.
Background technique
Water heater just refers to makes cold water temperature increase the one kind for becoming hot water within a certain period of time by various physical principles
Device.Electric heater, gas heater, solar water heater, magnetic energy water heater, air energy thermal water can be divided into according to principle difference
Device, water heater in central heating etc..
But in northern area, winter severe cold, different types of water heater often will appear water pipe by bursting by freezing leak, or
The case where remaining water freezing in person's pipe and can not normally be discharged.
Utility model content
Of the existing technology in order to solve the problems, such as, at least one embodiment of the utility model provides a kind of antifreeze heat
Exchanger and water heater.
In a first aspect, the utility model embodiment provides a kind of antifreeze heat exchanger, comprising: heat exchanger body and with
The water-changing tube road of the heat exchanger body connection；
It is formed in the antifreeze tube wall of water-changing tube road surface setting, between the antifreeze tube wall and the water-changing tube road anti-
Freeze chamber；
In the anti-icing fluid of the antifreeze intracavitary setting；
In the heating device of the antifreeze intracavitary setting.
Based on the above-mentioned technical proposal, the utility model embodiment can also make following improvement.
With reference to first aspect, in the first embodiment of first aspect, the antifreeze heat exchanger further include:
The temperature-detecting device on water-changing tube road surface is set；
The heater controls being connect respectively with the temperature-detecting device, heating device.
The first embodiment with reference to first aspect, in second of embodiment of first aspect, the antifreeze tube wall is set
It sets on the outside of the tube wall in the water-changing tube road, and forms the antifreeze chamber with the tube wall in the water-changing tube road.
With reference to first aspect, in the third embodiment of first aspect, be provided on the antifreeze tube wall liquid-entering hole and
Fluid hole；
It is provided on the liquid-entering hole and the fluid hole and cooperates with the antifreeze tube wall, by the liquid-entering hole and described
The sealing device that fluid hole blocks.
The third embodiment with reference to first aspect, in the 4th kind of embodiment of first aspect, the antifreeze tube wall is set
It sets on the inside of the tube wall in the water-changing tube road, and forms the antifreeze chamber with the tube wall in the water-changing tube road.
With reference to first aspect, in the 5th kind of embodiment of first aspect, be provided on the water-changing tube road liquid-entering hole and
Fluid hole；
It is provided on the liquid-entering hole and the fluid hole and cooperates with the water-changing tube road, by the liquid-entering hole and described
The sealing device that fluid hole blocks.
The first embodiment with reference to first aspect, in the 6th kind of embodiment of first aspect, the temperature detection dress
It is set to thermocouple sensor.
The first embodiment with reference to first aspect, in the 7th kind of embodiment of first aspect, the heating device be plus
Heated filament.
With reference to first aspect or the first, second, third, fourth, the five, the 6th or the 7th embodiment of first aspect, In
In 8th kind of embodiment of first aspect, the spacing in the antifreeze tube wall and the water-changing tube road is 4 millimeters.
Second aspect, the utility model embodiment provide a kind of water heater, including any embodiment in first aspect
Antifreeze heat exchanger.
The above-mentioned technical proposal of the utility model has the advantages that the utility model embodiment is logical compared with prior art
Cross the antifreeze tube wall in the setting of the water-changing tube road surface of heat exchanger, and form antifreeze chamber, antifreeze intracavitary setting anti-icing fluid with
Heating device, by heating devices heat anti-icing fluid, anti-icing fluid exchange waterpipe is kept the temperature or is heated, and is avoided because of heat exchange
Device local environment occurs water freezing blocking pipeline in water-changing tube road caused by being subcooled so that water heater can not normal use feelings
Condition.
Detailed description of the invention
Fig. 1 is a kind of antifreeze heat converter structure schematic diagram provided by the embodiment of the utility model；
Fig. 2 is a kind of antifreeze heat converter structure schematic diagram that another embodiment of the utility model provides；
Fig. 3 is a kind of control method flow diagram for antifreeze heat exchanger that another embodiment of the utility model provides.
In figure: 1: heat exchanger body；2: temperature-detecting device；3: conducting wire；4: heater controls；5: water inlet connects
Head；6: water outlet connector；7: fluid hole；8: water-changing tube road；9: liquid-entering hole；10: antifreeze tube wall；11: anti-icing fluid；12: heating device.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, those of ordinary skill in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
As shown in Figure 1, a kind of antifreeze heat exchanger provided by the embodiment of the utility model, antifreeze heat exchanger includes: heat
Exchanger ontology and the water-changing tube road being connected to heat exchanger body, heat exchanger are used to be heated to obtain hot water to cold water,
And the water inlet pipe in water-changing tube road into be cold water, what outlet pipe was said is hot water, such as the heat exchanger in gas heater,
Heat exchanger in solar water heater is solar pipe, and the heat exchanger in air water-heating device is compressor and matched evaporation
Device and condenser.
In the present embodiment, antifreeze heat exchanger further include: the water supply connector being connect with water-changing tube road and water outlet connector
In the present embodiment, antifreeze heat exchanger include: water-changing tube road surface setting antifreeze tube wall, antifreeze tube wall with
Antifreeze chamber is formed between water-changing tube road, is arranged between antifreeze tube wall and water-changing tube road on water-changing tube road surface and is formed antifreeze chamber, In
The anti-icing fluid of antifreeze intracavitary setting, in the heating device of antifreeze intracavitary setting, anti-icing fluid performance is mainly reflected in, and the freezing point of water is
0 DEG C, and general plain edition anti-icing fluid can reach -40 DEG C, high-quality anti-icing fluid can reach -60 DEG C.This is related with the proportion of anti-icing fluid,
It is general to require to prepare according to 5 DEG C lower than local minimum temperature or so, for example, anti-icing fluid can be ethylene glycol aqua type anti-icing fluid,
Its ingredient is mainly ethylene glycol, this is because the most significant feature of ethylene glycol is antifreeze, secondly, ethylene glycol boiling point is high, and volatility
It is small, modest viscosity and vary with temperature small, thermal stability is good, so antifreeze intracavitary anti-icing fluid can be always held at liquid
State, and by antifreeze intracavitary heating devices heat anti-icing fluid so that anti-icing fluid temperature increase and with water temperature in water-changing tube road
Raising or ice-out avoid water-changing tube road from freezing, water heater are caused not to be available, simultaneously as antifreeze intracavitary heating effect,
Water heater can be played the role of improving to the heating efficiency of water temperature, therefore thermal energy caused by heating device will not waste.
As shown in Fig. 2, the utility model embodiment provides a kind of antifreeze heat exchanger, with antifreeze heat exchange shown in Fig. 1
Device is compared, and difference is, antifreeze heat exchanger further include: the temperature-detecting device on water-changing tube road surface is arranged in；Respectively with temperature
Temperature-detecting device is arranged on water-changing tube road surface, in real time in the heater controls for spending detection device, heating device connection
The temperature for detecting water-changing tube road surface, the temperature control detected by heater controls according to temperature-detecting device add
Thermal is heated, and thermal energy waste is reduced, for example, when the temperature that temperature-detecting device detects is less than or equal to 5 DEG C, heating
Device control device just controls heating device and is heated, when the temperature that temperature-detecting device detects is greater than or equal to 15 DEG C
When, heating will stop, to realize intelligentized control method, heater controls can be two comparators, first ratio
Negative input compared with device is connect with temperature-detecting device output end, and the voltage end of electrode input end and the first preset threshold connects
It connects, when voltage of the voltage of temperature-detecting device output end output less than the first preset threshold, comparator exports high level, will
In one pin of the high level pulse input processor, processor receives high level control heating device and is heated, than
If the control switch of heating device is relay, heating device conducting is set to work by opening relay；Second comparison
The electrode input end and temperature-detecting device output end of device, negative input are connect with the voltage end of the second preset threshold, work as temperature
When the voltage of degree detection device output is greater than the voltage of the second preset threshold, comparator exports high level, and high level pulse is defeated
Enter in another pin of processor, processor receives high level control heating device and closes, for example the control of heating device is opened
Closing is relay, closes heating device by closing relay；Heater controls can also be two comparators and
Flip and flop generator, is a kind of logic unit circuit with memory function, it can store a binary code.There are two steady for it
Fixed working condition, under external signal triggering, circuit can be transformed into another stable work from a kind of stable working condition
Make state, in the present embodiment, consistent in first comparator and above scheme, output end and flip and flop generator input terminal connect
It connects, converts the working condition of flip and flop generator, for example, control heating device is transformed into unlatching, second comparison from closing
Consistent in device and above scheme, output end is connect with flip and flop generator input terminal, turns the working condition of flip and flop generator
It changes, for example, control heating device is transformed into closing from unlatching；Wherein flip and flop generator can also use d type flip flop to be replaced
It changes, d type flip flop, which is one, has memory function, and tool is to constitute a variety of timing there are two the information recording device of stable state
A kind of important element circuit in the most basic logic unit and Digital Logical Circuits of circuit.
In the present embodiment, temperature-detecting device is thermocouple sensor, and thermocouple sensor can be according to detected
Temperature output voltage values can effectively be used cooperatively comparator, resistance temperature detector also can be used.
In the present embodiment, heating device is heater strip, since antifreeze chamber is formed by antifreeze tube wall and water-changing tube road
Interlayer, heater strip can be circumferentially positioned at antifreeze intracavitary, heating efficiency of the raising heating device to anti-icing fluid.
As shown in figure 3, in the present embodiment, antifreeze heat exchanger provided by the embodiment of the utility model can be by controlling as follows
Method processed is controlled, and control method includes:
The pipe temperature in the water-changing tube road of S1, the antifreeze heat exchanger of acquisition；
S2, pipe temperature is compared with the first preset threshold, it is pre- judges whether pipe temperature is less than or equal to first
If threshold value；
S3, if so, being heated to antifreeze intracavitary anti-icing fluid is formed between antifreeze tube wall and water-changing tube road；
S4, anti-icing fluid is heated after pipe temperature be compared with the second preset threshold, judge whether pipe temperature big
In or equal to the second preset threshold；
If S5, pipe temperature are less than the second preset threshold, antifreeze intracavitary to being formed between antifreeze tube wall and water-changing tube road
Anti-icing fluid is heated；Alternatively, stopping if pipe temperature is greater than or equal to the second preset threshold to antifreeze tube wall and water-changing tube road
Between form antifreeze intracavitary anti-icing fluid and heated.
The utility model provides a kind of antifreeze heat exchanger, and compared with the heat exchanger shown in Fig. 1, difference is, antifreeze
Tube wall is arranged on the outside of the tube wall in water-changing tube road, and forms antifreeze chamber with the tube wall in water-changing tube road, be provided on antifreeze tube wall into
Fluid apertures and fluid hole；The liquid-entering hole and fluid hole being arranged on water-changing tube road are for the replacement to anti-icing fluid.Anti-icing fluid itself has
Antirust function can be used safely so will not exchange waterpipe inner wall generates corrosiveness.
In the present embodiment, it is provided on liquid-entering hole and fluid hole and cooperates with antifreeze tube wall, by liquid-entering hole and fluid hole
The sealing device of closure is blocked liquid-entering hole and fluid hole by sealing device, specifically, sealing device can be rubber
Plug.
In the present embodiment, the spacing in antifreeze tube wall and water-changing tube road is 4 millimeters, certain antifreeze tube wall and water-changing tube road
Spacing can be adjusted according to the size of heat exchanger and the size in water-changing tube road, when water-changing tube road is thicker, water-changing tube road
In ice amount it is excessive when, the amount of the anti-icing fluid in antifreeze chamber is also required to correspondingly increase, to guarantee that anti-icing fluid can be for water-changing tube road
In ice provide adequate heat, so, the spacing between antifreeze tube wall and water-changing tube road can be carried out according to specifically used scene
It adjusts, 4 millimeters provided in the present embodiment are applicable in pot-type boiler, and the diameter in the water-changing tube road in pot-type boiler will not
There is bigger difference, antifreeze intracavitary the accommodated anti-icing fluid of 4 millimeters of spacing can guarantee to exchange the heating effect of waterpipe.
The utility model provides a kind of antifreeze heat exchanger, and compared with the heat exchanger shown in Fig. 1, difference is, antifreeze
Tube wall is arranged on the inside of the tube wall in water-changing tube road, and forms antifreeze chamber with the tube wall in water-changing tube road；Be provided on antifreeze tube wall into
Fluid apertures and fluid hole；The liquid-entering hole and fluid hole being arranged on water-changing tube road are for the replacement to anti-icing fluid.Anti-icing fluid itself has
Antirust function can be used safely so will not exchange waterpipe inner wall generates corrosiveness.
In the present embodiment, it is provided on liquid-entering hole and fluid hole and cooperates with antifreeze tube wall, by liquid-entering hole and fluid hole
The sealing device of closure is blocked liquid-entering hole and fluid hole by sealing device, specifically, sealing device can be rubber
Plug.
In the present embodiment, the spacing in antifreeze tube wall and water-changing tube road is 4 millimeters, certain antifreeze tube wall and water-changing tube road
Spacing can be adjusted according to the size of heat exchanger and the size in water-changing tube road, when water-changing tube road is thicker, water-changing tube road
In ice amount it is excessive when, the amount of the anti-icing fluid in antifreeze chamber is also required to correspondingly increase, to guarantee that anti-icing fluid can be for water-changing tube road
In ice provide adequate heat, so, the spacing between antifreeze tube wall and water-changing tube road can be carried out according to specifically used scene
It adjusts, 4 millimeters provided in the present embodiment are applicable in pot-type boiler, and the diameter in the water-changing tube road in pot-type boiler will not
There is bigger difference, antifreeze intracavitary the accommodated anti-icing fluid of 4 millimeters of spacing can guarantee to exchange the heating effect of waterpipe.
The utility model embodiment provides a kind of water heater, including antifreeze described in any embodiment in above-described embodiment
Heat exchanger.
For example, as shown in Figure 1, a kind of antifreeze heat exchanger, comprising: heat exchanger body and with the heat exchanger body
The water-changing tube road of connection, heat exchanger are used to be heated to obtain to cold water hot water, and the water inlet pipe in water-changing tube road into be
Cold water, what outlet pipe was said is the heat exchanger in hot water, such as gas heater, and the heat exchanger in solar water heater is
Solar pipe, the heat exchanger in air water-heating device is compressor and matched evaporator and condenser.
In the present embodiment, antifreeze heat exchanger includes: the antifreeze tube wall in the setting of water-changing tube road surface, described anti-
Antifreeze chamber is formed between frozen pipe wall and the water-changing tube road, shape between antifreeze tube wall and water-changing tube road is set on water-changing tube road surface
At antifreeze chamber, in the anti-icing fluid of the antifreeze intracavitary setting, in the heating device of the antifreeze intracavitary setting, anti-icing fluid performance master
It is embodied in, the freezing point of water is 0 DEG C, and general plain edition anti-icing fluid can reach -40 DEG C, and high-quality anti-icing fluid can reach -60 DEG C.This
It is related with the proportion of anti-icing fluid, it is general to require to prepare according to 5 DEG C lower than local minimum temperature or so, for example, anti-icing fluid can be
Ethylene glycol aqua type anti-icing fluid, ingredient are mainly ethylene glycol, this is because the most significant feature of ethylene glycol is antifreeze, secondly,
Ethylene glycol boiling point is high, and volatility is small, modest viscosity and varies with temperature small, and thermal stability is good, so antifreeze intracavitary antifreeze
Liquid can be always held at liquid condition, and by antifreeze intracavitary heating devices heat anti-icing fluid, so that anti-icing fluid temperature liter
Water temperature raising or ice-out, avoid water-changing tube road from freezing, water heater are caused not to be available in Gao Bingyu water-changing tube road, meanwhile, by
In antifreeze intracavitary heating effect, it can play the role of improving water heater to the heating efficiency of water temperature, produced by heating device
Thermal energy will not therefore waste.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. a kind of antifreeze heat exchanger characterized by comprising heat exchanger body and be connected to the heat exchanger body
Water-changing tube road；
In the antifreeze tube wall of water-changing tube road surface setting, formed between the antifreeze tube wall and the water-changing tube road antifreeze
Chamber；
In the anti-icing fluid of the antifreeze intracavitary setting；
In the heating device of the antifreeze intracavitary setting.
2. antifreeze heat exchanger according to claim 1, which is characterized in that the antifreeze heat exchanger further include:
The temperature-detecting device on water-changing tube road surface is set；
The heater controls being connect respectively with the temperature-detecting device, heating device.
3. antifreeze heat exchanger according to claim 1, which is characterized in that the antifreeze tube wall is arranged in the water-changing tube
On the outside of the tube wall in road, and the antifreeze chamber is formed with the tube wall in the water-changing tube road.
4. antifreeze heat exchanger according to claim 3, which is characterized in that be provided on the antifreeze tube wall liquid-entering hole and
Fluid hole；
It is provided on the liquid-entering hole and the fluid hole and cooperates with the antifreeze tube wall, by the liquid-entering hole and the liquid out
The sealing device that hole blocks.
5. antifreeze heat exchanger according to claim 1, which is characterized in that the antifreeze tube wall is arranged in the water-changing tube
On the inside of the tube wall in road, and the antifreeze chamber is formed with the tube wall in the water-changing tube road.
6. antifreeze heat exchanger according to claim 5, which is characterized in that be provided on the water-changing tube road liquid-entering hole and
Fluid hole；
It is provided on the liquid-entering hole and the fluid hole and cooperates with the water-changing tube road, by the liquid-entering hole and the liquid out
The sealing device that hole blocks.
7. antifreeze heat exchanger according to claim 2, which is characterized in that the temperature-detecting device is thermocouple sensing
Device.
8. antifreeze heat exchanger according to claim 2, which is characterized in that the heating device is heater strip.
9. any antifreeze heat exchanger according to claim 1~8, which is characterized in that the antifreeze tube wall with it is described
The spacing in water-changing tube road is 4 millimeters.
10. a kind of water heater, which is characterized in that including the antifreeze heat exchanger as described in any in claim 1~9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920246953.4U CN209726520U (en) | 2019-02-26 | 2019-02-26 | A kind of antifreeze heat exchanger and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920246953.4U CN209726520U (en) | 2019-02-26 | 2019-02-26 | A kind of antifreeze heat exchanger and water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209726520U true CN209726520U (en) | 2019-12-03 |
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ID=68684216
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920246953.4U Active CN209726520U (en) | 2019-02-26 | 2019-02-26 | A kind of antifreeze heat exchanger and water heater |
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| CN (1) | CN209726520U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798663A (en) * | 2019-02-26 | 2019-05-24 | 珠海格力电器股份有限公司 | A kind of antifreeze heat exchanger and water heater |
-
2019
- 2019-02-26 CN CN201920246953.4U patent/CN209726520U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798663A (en) * | 2019-02-26 | 2019-05-24 | 珠海格力电器股份有限公司 | A kind of antifreeze heat exchanger and water heater |
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