CN209588389U - A kind of gas-heating water heater - Google Patents
A kind of gas-heating water heater Download PDFInfo
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- CN209588389U CN209588389U CN201821780885.1U CN201821780885U CN209588389U CN 209588389 U CN209588389 U CN 209588389U CN 201821780885 U CN201821780885 U CN 201821780885U CN 209588389 U CN209588389 U CN 209588389U
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Abstract
The utility model relates to technical field of heat exchange, disclose a kind of gas-heating water heater, including water inlet valve body assembly, plate heat exchanger and water outlet valve body assembly, the domestic water import of water inlet valve body assembly, the plate of plate heat exchanger change heat exchanger channels and the domestic hot-water outlet of water outlet valve body assembly is sequentially communicated, and further include bypass component of the both ends respectively with domestic water import and domestic hot-water's outlet；Water outlet valve body assembly is equipped with the plate heat exchange water out that through plate changes heat exchanger channels, and connection bypass component and the bypass cooling water outlet for being located at plate heat-exchanging water outlet downstream.After closing tap, existing residual heat in the main heat exchanger of gas-heating water heater passes to plate by plate heat exchanger and changes the domestic hot-water kept in heat exchanger channels, increases hot water temperature.It is again turned on tap, plate changes the cold water mix that can be flowed out with bypass component in heat exchanger channels higher than the hot water of set temperature, keeps mixed hot water temperature and set temperature almost the same, reduces water cut-off temperature-rising.
Description
Technical field
The utility model relates to technical field of heat exchange more particularly to a kind of gas-heating water heaters.
Background technique
Gas-heating water heater uses plate heat exchanger to carry out secondary heat exchange to generate domestic hot-water.Existing gas-heating
Plate after turning off tap, since there are amount of residual heat for main heat exchanger, can be changed heat exchanger channels when using domestic water by water heater
Interior water further heats, so that the water temperature that plate changes the water of heat exchanger channels is higher than set temperature, if in shorter a period of time
After open tap, due to outflow water temperature can be higher than set temperature, user may be scalded, seriously affect user relax
Appropriateness experience.
Utility model content
The purpose of this utility model is to provide a kind of gas-heating water heaters, are able to solve existing gas-heating water heater
Existing water cut-off temperature-rising problem, avoids scalding user because of water cut-off temperature-rising.
For this purpose, the utility model uses following technical scheme:
A kind of gas-heating water heater, including water inlet valve body assembly, plate heat exchanger and water outlet valve body assembly, the water inlet
The domestic water import of valve body assembly, the plate heat exchanger plate change heat exchanger channels and it is described water outlet valve body assembly life heat
Water out is sequentially communicated, and further includes bypass component of the both ends respectively with domestic water import and domestic hot-water's outlet；It is described
Water outlet valve body assembly is equipped with the connection plate and changes the plate heat exchange water out of heat exchanger channels, and is connected to the bypass component and is located at
The bypass cooling water outlet of the plate heat-exchanging water outlet downstream.
Further, the water inlet valve body assembly is equipped with the bypass cooling water outlet for being connected to the bypass component, and connection
The plate that the plate changes heat exchanger channels changes cooling water inlet；The plate changes cooling water inlet and bypass cooling water outlet is respectively positioned on the life and uses
The downstream of water inlet.
It further, further include main heat exchanger, the water outlet valve body assembly is equipped with heating service water outlet, the inlet valve
Body assembly is equipped with the import of heating return water, the heating service water outlet and the heating return water import and passes through the main heat exchanger
The connection of main heat exchange channel.
It further, further include automatic water compensating valve and water pipe, one end of the water pipe and the domestic water
Import or domestic hot-water's outlet, the other end of the water pipe by the automatic water compensating valve selectively with institute
It states the connection of main heat exchange channel or disconnects.
Further, further include pressure sensor for detecting heating system hydraulic pressure in gas-heating water heater.
Further, the domestic water import is equipped with water sensor.
Further, the domestic hot-water outlet is equipped with temperature sensor.
Further, the bypass component includes bypass pipe or water servomechanism.
The utility model has the beneficial effects that the utility model is flowed into domestic water import by setting bypass component
Moisture is two-way, enters bypass component all the way, enters plate heat exchanger all the way, flow through the water of plate heat exchanger after heat exchange at
Outlet valve body assembly is flowed into for hot water, and the domestic hot-water constant with formation temperature after the cold water mix in bypass component, and from
Domestic hot-water exports outflow.
After closing tap, existing residual heat in the main heat exchanger of gas-heating water heater will be by board-like
Heat exchanger transfer changes the domestic hot-water kept in heat exchanger channels to plate, and the hot water temperature for changing plate in heat exchanger channels increases.When again
After secondary opening tap, the cold water that plate changes the hot water higher than set temperature in heat exchanger channels and can flow out with bypass component is carried out
Mixing, although almost the same with set temperature, then realizing reduces so that mixed hot water temperature be made to be higher than set temperature
The purpose of water cut-off temperature-rising avoids scalding user because of water cut-off temperature-rising, improves being tested with water body for user.
Detailed description of the invention
Fig. 1 is gas-heating water heater partial structural diagram described in the utility model.
In figure:
1, water inlet valve body assembly；11, domestic water import；12, plate changes cooling water inlet；13, cooling water inlet is bypassed；14, it adopts
Warm return water import；
2, it is discharged valve body assembly；21, domestic hot-water exports；22, plate heat exchange water out；23, cooling water outlet is bypassed；24, it adopts
Warm service water outlet；
3, bypass pipe；41, automatic water compensating valve；42, water pipe；5, plate heat exchanger.
Specific embodiment
The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer,
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.It is understood that
Specific embodiment described herein is used only for explaining the utility model, rather than the restriction to the utility model.In addition it also needs
It is noted that illustrating only part relevant to the utility model for ease of description, in attached drawing and not all.
As shown in Figure 1, present embodiments providing a kind of gas-heating water heater, including water inlet valve body assembly 1, plate-type heat-exchange
Device 5, main heat exchanger and water outlet valve body assembly 2, the domestic water import 11 for valve body assembly 1 of intaking and the life of water outlet valve body assembly 2
Hot water outlet 21 living changes heat exchanger channels connection by the plate of plate heat exchanger 5, further includes bypass component, the both ends point of bypass component
It is not connected to domestic water import 11 and domestic hot-water outlet 21.Above-mentioned gas-heating water heater can be thimble tube combustion gas and adopt
Warm water heater, can also be other kinds of gas-heating water heater certainly, will not enumerate herein.Bypass component can be
Bypass pipe 3 can also be water servomechanism, when bypass component is water servomechanism, can be passed through according to water, water temperature automatic adjustment
The water of water servomechanism, so that mixed water temperature stability.In the present embodiment, bypass component selects bypass pipe 3.
For the present embodiment by setting bypass pipe 3, the moisture that domestic water import 11 is flowed into is two-way, enters bypass all the way
Pipe 3 enters plate heat exchanger 5 all the way, and the water for flowing through plate heat exchanger 5 becomes hot water after heat exchange, flows into outlet valve later
Body assembly 2, and the domestic hot-water constant with formation temperature after the cold water mix in bypass pipe 3, and flowed from domestic hot-water outlet 21
Out.
After closing tap, existing residual heat in the main heat exchanger of gas-heating water heater will be by board-like
Heat exchanger 5 passes to plate and changes the domestic hot-water kept in heat exchanger channels, and the hot water temperature for changing plate in heat exchanger channels increases.When again
After secondary opening tap, the cold water that plate changes the hot water higher than set temperature in heat exchanger channels and can flow out with bypass pipe 3 is carried out
Mixing, although almost the same with set temperature, then realizing reduces so that mixed hot water temperature be made to be higher than set temperature
The purpose of water cut-off temperature-rising avoids scalding user because of water cut-off temperature-rising, improves being tested with water body for user.
Specifically, being discharged valve body assembly 2 is equipped with plate heat exchange water out 22 and bypass cooling water outlet 23, plate heat exchange water out
22 are connected to domestic hot-water outlet 21 by bypassing cooling water outlet 23；One end of bypass pipe 3 is connected to bypass cooling water outlet 23, plate
The one end for changing heat exchanger channels is connected to plate heat exchange water out 22.Water inlet valve body assembly 1 is equipped with bypass cooling water inlet 13 and plate changes
Cooling water inlet 12, bypass cooling water inlet 13, plate change cooling water inlet 12 and are connected to domestic water import 11；Bypass pipe 3 it is another
End is connected to bypass cooling water inlet 13, and plate changes the other end of heat exchanger channels and plate changes cooling water inlet 12 and is connected to.
Preferably, bypass cooling water outlet 23 is set to plate and exchanges heat 22 downstream of water out, and guarantor enables hot water to adequately and cold water
Mixing avoids mixing from unevenly causing local water temperature over-high and scald user.
In the present embodiment, domestic water import 11 is equipped with water sensor, and water sensor is connected to gas-heating hot water
The controller of furnace, for measuring water, when water is more than or equal to said preset amount of water, gas-heating water heater is started to work, if
When water is less than said preset amount of water, plate heat exchanger 5 does not work；When avoiding water too small, the heat that plate heat exchanger 5 generates cannot
It makes full use of, so that waste energy；And can be avoided water it is too small when, cause heat exchange after water temperature over-high the problem of.
Domestic hot-water outlet 21 is equipped with temperature sensor, and temperature sensor is electrically connected to the control of gas-heating water heater
Device, for measuring leaving water temperature, during plate heat exchanger 5 works, if leaving water temperature is higher than set temperature, Neng Gouji
When reduction gas-heating water heater power；If leaving water temperature is too low, it can timely increase gas-heating water heater
Power；Then stablize the temperature of mixed domestic water.When plate heat exchanger 5 does not work, temperature sensor only has survey
Temperature effect.
It being discharged valve body assembly 2 and is equipped with heating service water outlet 24, water inlet valve body assembly 1 is equipped with heating return water import 14,
Heating service water outlet 24 is connected to heating return water import 14 by the main heat exchange channel of main heat exchanger.
During heating, main heat exchanger work, heating flows into water inlet valve body assembly by heating return water import 14 with water
1, then outflow water inlet 1 cocurrent of valve body assembly is become owner of in heat exchanger channels, is supplied after heat exchange by the heating of water outlet valve body assembly 2
Water out 24 flows out.During heating, plate heat exchanger 5 does not work, and the heat that main heat exchanger generates all is used to heat to adopt
Warm water.
Above-mentioned gas-heating water heater further includes automatic water compensating valve 41, water pipe 42 and for detecting gas-heating hot water
The pressure sensor of heating system hydraulic pressure in furnace, pressure sensor are electrically connected to the controller of gas-heating water heater；Water supply pipe
The one end on road 42 and domestic water import 11 or domestic hot-water outlet 21, the other end of water pipe 42 pass through automatic water compensating valve 41
Selectively it is connected to or disconnects with main heat exchange channel.
By the hydraulic pressure of heating system in pressure sensor real-time detection gas-heating water heater, in the hydraulic pressure of heating system
When lower than default hydraulic pressure, it is believed that hydraulic pressure is insufficient, and when hydraulic pressure deficiency, gas-heating water heater will be automatically stopped work, in order to avoid
Main heat exchanger stops working and influences heating, and in hydraulic pressure deficiency, automatic water compensating valve 41 is by water pipe 42 and main heat exchange channel
Connection enters domestic water in main heat exchange channel by water pipe 42, improves the hydraulic pressure of heating system, guarantees main heat exchanger
It works normally, then guarantees that heating work is normally carried out.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (8)
1. a kind of gas-heating water heater, including water inlet valve body assembly (1), plate heat exchanger (5) and water outlet valve body assembly (2),
The water inlet domestic water import (11) of valve body assembly (1), the plate heat exchanger (5) plate change heat exchanger channels and it is described go out
The domestic hot-water of water valve body assembly (2) exports (21) and is sequentially communicated, which is characterized in that further includes that both ends are used with the life respectively
Water inlet (11) exports the bypass component that (21) are connected to the domestic hot-water；The water outlet valve body assembly (2) is equipped with connection
The plate changes plate heat exchange water out (22) of heat exchanger channels, and is connected to the bypass component and is located at plate heat exchange water out
(22) the bypass cooling water outlet (23) in downstream.
2. gas-heating water heater according to claim 1, which is characterized in that the water inlet valve body assembly (1) is equipped with
It is connected to the bypass cooling water inlet (13) of the bypass component, and the plate that the connection plate changes heat exchanger channels changes cooling water inlet (12)；
The plate changes cooling water inlet (12) and bypasses the downstream that cooling water inlet (13) are respectively positioned on the domestic water import (11).
3. gas-heating water heater according to claim 2, which is characterized in that it further include main heat exchanger, the outlet valve
Body assembly (2) is equipped with heating service water outlet (24), and the water inlet valve body assembly (1) is equipped with heating return water import (14), institute
It states heating service water outlet (24) and is connected to the heating return water import (14) by the main heat exchange channel of the main heat exchanger.
4. gas-heating water heater according to claim 3, which is characterized in that further include automatic water compensating valve (41) and moisturizing
Pipeline (42), one end and the domestic water import (11) of the water pipe (42) or the domestic hot-water export (21) even
Logical, the other end of the water pipe (42) is selectively connected to the main heat exchange channel by the automatic water compensating valve (41)
Or it disconnects.
5. gas-heating water heater according to claim 4, which is characterized in that further include for detecting gas-heating hot water
The pressure sensor of heating system hydraulic pressure in furnace.
6. gas-heating water heater according to any one of claims 1 to 5, which is characterized in that the domestic water import
(11) it is equipped with water sensor.
7. gas-heating water heater according to any one of claims 1 to 5, which is characterized in that the domestic hot-water outlet
(21) it is equipped with temperature sensor.
8. gas-heating water heater according to any one of claims 1 to 5, which is characterized in that the bypass component includes side
Siphunculus (3) or water servomechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821780885.1U CN209588389U (en) | 2018-10-30 | 2018-10-30 | A kind of gas-heating water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821780885.1U CN209588389U (en) | 2018-10-30 | 2018-10-30 | A kind of gas-heating water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209588389U true CN209588389U (en) | 2019-11-05 |
Family
ID=68376087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821780885.1U Active CN209588389U (en) | 2018-10-30 | 2018-10-30 | A kind of gas-heating water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209588389U (en) |
-
2018
- 2018-10-30 CN CN201821780885.1U patent/CN209588389U/en active Active
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