CN209588405U - Temperature control pipeline for gas water heater and gas water heater - Google Patents
Temperature control pipeline for gas water heater and gas water heater Download PDFInfo
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- CN209588405U CN209588405U CN201821955275.0U CN201821955275U CN209588405U CN 209588405 U CN209588405 U CN 209588405U CN 201821955275 U CN201821955275 U CN 201821955275U CN 209588405 U CN209588405 U CN 209588405U
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- outlet pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 336
- 239000008400 supply water Substances 0.000 claims description 8
- 239000002699 waste material Substances 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 39
- 230000002159 abnormal effect Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 206010053615 Thermal burn Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 235000006506 Brasenia schreberi Nutrition 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
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- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
The utility model discloses a temperature control pipeline for a gas water heater and the gas water heater, wherein the temperature control pipeline is arranged on a water outlet pipe of the gas water heater and comprises a water temporary storage pipeline, a hot water supply pipeline, a first temperature sensor and a control unit; the water outlet pipe of the gas water heater is divided into two paths, one path is connected with a temporary water storage pipeline, the other path is connected with a hot water supply pipeline, and the water outlet of the temporary water storage pipeline is communicated with the hot water supply pipeline; the water temporary storage pipeline comprises a water storage tank, a water regulating valve and a drainage pump; the first temperature sensor is arranged on the main path of the water outlet pipe, and the control unit is respectively connected with the first sensor, the water regulating valve and the drainage pump. The utility model discloses a water temporary storage pipeline and hot water supply pipe set up respectively, when guaranteeing to go out hydrothermal fast when opening gas heater, can reduce a large amount of cold water discharge when the user opens gas heater, reduce the waste of water resource, in addition, can also solve the phenomenon of the unusual high temperature that appears in the outlet pipe drainage.
Description
Technical field
The utility model belongs to gas heater control technology field, and in particular to a kind of temperature control for gas heater
Pipeline and gas heater.
Background technique
Gas heater is also known as gas water-heating furnace, it refers to using combustion gas as fuel, by combustion heating mode by heat
It is transmitted in the cold water for flow through heat exchanger to achieve the purpose that a kind of gas appliance for preparing hot water.
Existing gas heater does not install water tank additional mostly, and cold water is more when user's boiled water, and tap can be discharged more
Cold water；To prevent water temperature after boiled water higher when heating, the incipient stage usually using being heated compared with Smaller load, such heating time
Increase, needs the long period just to go out hot water, user experience is poor, and there are the wastes of water resource.And if using big negative
Lotus is heated, then since thermal inertia is easy to cause the appearance of abnormal high temperature, in heating process it is easy to appear 10 degree of overtemperature with
On, the security risk in use process is increased in this way.
Utility model content
For overcome the deficiencies in the prior art, the purpose of the utility model is to provide a kind of controls for gas heater
Warm pipeline and gas heater.
The technical solution of the utility model is achieved in that
The utility model embodiment provides a kind of temperature control pipeline for gas heater, and the temperature control pipeline setting is being fired
On the outlet pipe of gas water heater comprising keep in pipeline, hot water feeding pipe road, the first temperature sensor and control unit with water；
The outlet pipe of the gas heater is divided into two-way, and connection keeps in pipeline with water all the way, and another way connects hot water feeding pipe road, institute
It states and is connected to the water outlet that water keeps in pipeline with hot water feeding pipe road；It is described with water keep in pipeline include water tank, water adjusting valve and
The water inlet of water tank is arranged in draining pump, the water adjusting valve, and the water outlet of water tank is arranged in the draining pump；Described first
Temperature sensor is arranged on the main road of outlet pipe, described control unit respectively with the first temperature sensor, water adjusting valve and draining
Pump connection.
Preferably, the hot water feeding pipe road includes temperature control compartment, the water inlet of the temperature control compartment respectively with outlet pipe one
Road and pipeline connection is kept in water, the water outlet of the temperature control compartment is used to supply water to watering equipment.
Preferably, the water outlet of water tank is arranged in also included second temperature sensor, the second temperature sensor
Locate, and connect the leaving water temperature for detecting water tank with described control unit.
It preferably, further include third temperature sensor, the water outlet of temperature control compartment is arranged in the third temperature sensor,
And it is connect with described control unit for detecting the temperature to supply water to watering equipment.
It preferably, further include the first flowmeter being connect with control unit, second flowmeter, third flowmeter, described
The water outlet total flow that outlet pipe is used on outlet pipe is arranged in flow meters, and the water inlet of water tank is arranged in the second flowmeter
For detecting the flow of inlet water of water tank at mouthful, the water outlet of water tank is arranged in for detecting water storage in the third flowmeter
The water flow of case.
Preferably, described to keep in pipeline with water further include check valve, and the check valve setting is keeping in pipeline water outlet with water
On the pipeline that mouth is connected to hot water feeding pipe road.
The utility model embodiment also provides a kind of gas heater of rapid hot water output, including gas heater ontology,
Water inlet pipe, outlet pipe, a kind of temperature control pipeline for gas heater as described in above scheme, the gas heater ontology
Upper setting outlet pipe and water inlet pipe, the temperature control pipeline, which is arranged on outlet pipe, to be supplied for controlling gas heater to watering equipment
The temperature of water.
Compared with prior art, the utility model is protected by keeping in being respectively set for pipeline and hot water feeding pipe road with water
When card opens gas heater while rapid hot water output, user can be reduced and open a large amount of cold water row when gas heater
Out, the waste of water resource is reduced；In addition, keeping in the setting of pipeline with water, additionally it is possible to solve in the draining of gas heater outlet pipe
The phenomenon that abnormal high temperature of appearance, control unit are kept in pipeline by the aperture of control water adjusting valve and draining pump using water
Water and high-temperature water neutralize, and guarantee that the water of hot water feeding pipe road discharge maintains preset target temperature, can be avoided high-temperature water
Existing scald risk, further increases user experience.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of the temperature control pipeline for gas heater of the utility model embodiment 1；
Fig. 2 is a kind of structural schematic diagram of the gas heater of the rapid hot water output of the utility model embodiment 2.
Appended drawing reference is as follows:
1 --- keeping in pipeline, 11 with water, --- --- water adjusting valve, 13 --- draining pump, 14 --- are unidirectional for water tank, 12
Valve, 2 --- hot water feeding pipe road, 21 --- temperature control compartment, 3 --- the first temperature sensor, 4 --- second temperature sensor,
5 --- --- gas heater ontology, 7 --- water inlet pipe, 8 --- outlet pipes of third temperature sensor, 6.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment 1
The utility model embodiment 1 provides a kind of temperature control pipeline for gas heater, and temperature control pipeline setting is being fired
On the outlet pipe of gas water heater, with reference to Fig. 1, which includes keeping in pipeline 1, hot water feeding pipe road 2, the first temperature with water
Sensor 3 and control unit, the outlet pipe 8 of gas heater divide for two-way, and connection keeps in pipeline 1 with water all the way, and another way connects
Hot water feeding pipe road 2 is connect, is connected to the water outlet that water keeps in pipeline 1 with hot water feeding pipe road 2.
Keeping in pipeline 1 with water includes water tank 11, water adjusting valve 12 and draining pump 13, and water tank 11 is arranged in water adjusting valve 12
Water inlet is used to control the flow of inlet water L of water tank 111, the water outlet of water tank 11 is arranged in for controlling water storage in draining pump 13
The water flow L of case 112, i.e., the water that pipeline 1 flows into hot water feeding pipe road 2 is kept in water for control.
Hot water feeding pipe road 2 include temperature control compartment 21, the water inlet of the temperature control compartment 21 respectively with outlet pipe 8 all the way and
It keeps in pipeline 1 with water to be connected to, the water outlet of the temperature control compartment 21 is used to supply water to watering equipment.
Keeping in pipeline 1 with water further includes check valve 14, and the setting of check valve 14 is keeping in 1 water outlet of pipeline and hot water confession with water
The pipeline that water lines 2 are connected to is flowed for controlling the water in water tank 11 to temperature control compartment 21.
First temperature sensor 3 is arranged on the main road of outlet pipe 8, control unit respectively with first sensor 3, water adjusting valve
12 and draining pump 13 connect, the temperature of the outlet pipe 8 for detect according to the first temperature sensor 3 control water adjusting valve 12 and drain
The aperture of pump 13, to guarantee that gas heater remains preset target temperature to the temperature that user equipment supplies water.
It further includes the second temperature sensor 4 connecting with control unit and third temperature sensor 5, and second temperature passes
The water outlet that water tank 11 is arranged in sensor 4 is used to detect the leaving water temperature of water tank 11, and the setting of third temperature sensor 5 exists
The water outlet of temperature control compartment 21 is used to detect the temperature to supply water to watering equipment.
It further include the first flowmeter being connect with control unit, second flowmeter, third flowmeter, the first flowmeter
The water outlet total flow that outlet pipe 8 is used on outlet pipe 8 is set, and the water inlet of water tank 11 is arranged in the second flowmeter
For detecting the flow of inlet water of water tank 11, the water outlet of water tank 11 is arranged in for detecting water storage in the third flowmeter
The water flow of case 11.
Embodiment 2
The utility model embodiment 2 provides a kind of gas heater of rapid hot water output, with reference to Fig. 2, including gas and hot water
Device ontology 6, water inlet pipe 7, outlet pipe 8, as described in Example 1 a kind of temperature control pipeline for gas heater, gas and hot water
Water inlet pipe 7 and outlet pipe 8, temperature control pipeline are arranged on device ontology 6 to be arranged at the A of outlet pipe 8, for control gas heater to
The temperature that watering equipment supplies water.
The temperature control for the outlet pipe 8 that control unit in temperature control pipeline is used to be detected according to the first temperature sensor 3 is adjusted
The aperture of water valve 12 and draining pump 13, so that it is default to guarantee that gas heater ontology 6 is remained to the temperature that user equipment supplies water
Target temperature.
The course of work of gas heater equipped with the temperature control pipeline specifically includes the following steps:
Step S1, water heater open when, control unit control water adjusting valve open, water heater simultaneously to water keep in pipeline and
Hot water feeding pipe road is supplied water, and acquires the outlet pipe temperature T of water heater in real time according to the first temperature sensormaxWith preset target
Temperature TsComparison, determine the outlet pipe temperature TmaxWhether target temperature section is reached；
Step S11, when control unit detects that user opens water heater, control water adjusting valve 12 is opened, and adjusts water transfer
Valve 12 is in larger opening, so that keeping in the flow of inlet water L of the water tank 11 of pipeline 1 with water1The water outlet of about outlet pipe 8 is total
0.5 times of flow, the portion of cold water before water heater is unburned at this time can be recycled to is kept in the water tank 11 of pipeline 1 with water.
Step S12, the first temperature sensor 3 acquire the outlet pipe temperature T of water heater in real timemax, according to outlet pipe temperature
TmaxWith preset target temperature TsComparison, determine the outlet pipe temperature TmaxWhether target temperature section is reached.
Wherein, target temperature section is preset target temperature Ts≤ outlet pipe temperature Tmax≤ preset target temperature TsWith
The sum of minimum temperature difference.
Preset target temperature TsCoolant-temperature gage is used to be set by user, minimum temperature difference is generally 2 DEG C.
Step S2, if the outlet pipe temperature TmaxMeet target temperature section, then closes water adjusting valve, the water heater is only
It supplies water to hot water feeding pipe road.
Specifically, if preset target temperature Ts≤ current outlet pipe temperature Tmax≤ (preset target temperature Ts+ 2 DEG C),
Then illustrate that the water in outlet pipe 8 has been able to meet user's requirement, then closes water adjusting valve 12, flow the water in outlet pipe 8 all
Enter in the temperature control compartment 21 on hot water feeding pipe road 2, user equipment is directly entered by the water outlet of temperature control compartment 21.
Close water adjusting valve 12, control water heater only to hot water feeding pipe road 2 supply water, and by hot water feeding pipe road 2 to
Family equipment supplies water, and later, control unit controls the size of draining pump 13, and the water outlet of the water tank 11 of pipeline 1 is kept in control with water
Flow L2It is normal water flow 10% hereinafter, make the water basic water amount in water tank 11, the water outlet to water tank 11
Flow L2Control to prevent from impacting the water for reaching preset target temperature in temperature control compartment 21.
In addition, the setting of the basic water amount of water tank 11 is the high-temperature water in order to neutralize the discharge of outlet pipe 8, while in order to full
The normal circulation of sufficient temperature control pipeline, since the volume of general water tank 11 is 3~4L, the basic water amount of water tank 11 is
1L。
Step S3, if the outlet pipe temperature TmaxIt is unsatisfactory for target temperature section, then keeps water adjusting valve to open, gas-water
Hot device ontology keeps in pipeline and the water supply of hot water feeding pipe road to water simultaneously, and control draining pump is opened, described to keep in pipeline with water
It supplies water to hot water feeding pipe road.
Outlet pipe temperature TmaxTarget temperature section is unsatisfactory for there are two types of situation, a kind of situation is current outlet pipe temperature Tmax
Lower than preset target temperature Ts, this kind of situation, to current outlet pipe temperature TmaxReach preset target temperature Ts, execute step
S2。
Another situation is that abnormal high temperature occurs in water in outlet pipe 8, and after detecting user's boiled water, water adjusting valve 12 is in
Larger opening, while being burnt using peak load, target set temperature is reached to water temperature at 8 main road of outlet pipe, goes to reality
Border load burns, and due to thermal inertia, hereafter will appear overtemperature situation at 8 main road of outlet pipe, uses abnormal high temperature processing side
Method carries out water temperature neutralization, and water temperature tends towards stability 8 main road of outlet pipe everywhere after 10~20s, the abnormal high temperature processing side of this kind of situation
Method executes following steps:
Step S31, according to the outlet pipe temperature TmaxWith preset target temperature TsThe size of difference determine water tank
Flow of inlet water L1；
Specifically, as outlet pipe temperature TmaxWith preset target temperature TsDifference be greater than the overtemperature temperature difference m when, wherein
Overtemperature temperature difference m is minimum temperature difference < m < maximum temperature difference, and minimum temperature difference is 2 DEG C, and maximum temperature difference is 10 DEG C, at this time, it is believed that outlet pipe
Water in 8 is common overtemperature, determines the flow of inlet water L of water tank1For the 0.5* (m-2)/8 times of the water outlet total flow L of outlet pipe.
As the outlet pipe temperature TmaxWith preset target temperature TsDifference be more than or equal to maximum temperature difference when, wherein most
The big temperature difference is 10 DEG C, at this time, it is believed that the water in outlet pipe 8 is serious overtemperature, determines the flow of inlet water L of water tank 111To flow into
0.5 times of the water outlet total flow L of outlet pipe 8
Step S32 determines the water flow L of water tank according to the calculation formula of temperature control compartment water temperature2；
Temperature control compartment water temperature is the mixing that outlet pipe 8 flows directly into temperature control compartment 21 and 11 water outlet of water tank flows into temperature control compartment 21
Water temperature, therefore, the calculation formula of temperature control compartment water temperature are as follows:
Temperature control compartment water temperature=Tmax*(L3/(L2+L3))+T0*(L2/(L2+L3)),
Wherein, Tmax*(L3/(L2+L3)) it is outlet pipe temperature TmaxWater and the accounting that is always discharged, T0*(L2/(L2+
L3)) it is water tank leaving water temperature T0Water and the accounting that is always discharged, the two be added as mixed temperature control compartment water temperature.
Wherein, TmaxFor outlet pipe temperature, T0For the leaving water temperature of water tank, L2For the water flow of water tank, L3To go out
Water pipe flows into the water flow of temperature control compartment, L3=L-L1, L is the water outlet total flow for flowing into temperature control pipeline, L1For the water inlet of water tank
Flow.
When temperature control compartment water temperature is preset target temperature TsWhen, into water temperature and user setting the temperature just phase of temperature control compartment
Deng at this point, determining the water flow L of water tank according to above-mentioned formula2。
Step S33, control unit is according to the flow of inlet water L of the determining water tank1With water flow L2Control water transfer
The aperture of valve and draining pump is so that leaving water temperature T2For preset target temperature Ts。
It before step S33, further include whether first detection is basic water with the water that water keeps in the water tank 11 of pipeline 1
Amount, if the water of water tank 11 is less than basic water amount, after the water of water tank 11 reaches basic water amount, control unit Football Association
Whether water is equal to 1L, opens water adjusting valve 12, water tank water is made to reach 1L or so.
Later, further include the water in real-time detection water tank 11, guarantee that the water of water tank 11 is not less than minimum water
Amount, minimum amount of water are generally 0.3L, and when the water for detecting water tank 11 is less than minimum amount of water, control unit controls draining pump
13 turn down, and guarantee that the water of water tank 11 is not less than minimum amount of water, to prevent draining pump 13 from dallying.
The utility model guarantees to open gas heater by keeping in being respectively set for pipeline and hot water feeding pipe road with water
When rapid hot water output while, a large amount of cold water discharge when user opens gas heater can be reduced, reduce the wave of water resource
Take；In addition, keeping in the setting of pipeline with water, additionally it is possible to solve showing for the abnormal high temperature occurred in the draining of gas heater outlet pipe
As control unit is kept in water and high-temperature water neutralization in pipeline using water, protected by the aperture of control water adjusting valve and draining pump
The water of card hot water feeding pipe road discharge maintains preset target temperature, can be avoided the existing scald risk of high-temperature water, into one
Step improves user experience.
The above, the only preferred embodiment of the utility model, are not intended to limit the protection of the utility model
Range.
Claims (7)
1. a kind of temperature control pipeline for gas heater, the temperature control pipeline are arranged on the outlet pipe (8) of gas heater,
It is characterised in that it includes keeping in pipeline (1), hot water feeding pipe road (2), the first temperature sensor (3) and control unit with water；Institute
The outlet pipe (8) for stating gas heater is divided into two-way, and connection is kept in pipeline (1) with water all the way, and another way connects hot water feeding pipe
Road (2), the water outlet for keeping in pipeline (1) with water are connected to hot water feeding pipe road (2)；It is described to keep in pipeline (1) packet with water
Include water tank (11), water adjusting valve (12) and draining pump (13), water inlet of water adjusting valve (12) setting in water tank (11), institute
Draining pump (13) setting is stated in the water outlet of water tank (11)；Master of first temperature sensor (3) setting in outlet pipe (8)
On the road, described control unit is connect with the first temperature sensor (3), water adjusting valve (12) and draining pump (13) respectively.
2. a kind of temperature control pipeline for gas heater according to claim 1, which is characterized in that the hot water supplies water
Pipeline (2) includes temperature control compartment (21), and the water inlet of the temperature control compartment (21) is respectively with outlet pipe (8) all the way and with the temporary pipe of water
Road (1) connection, the water outlet of the temperature control compartment (21) are used to supply water to watering equipment.
3. a kind of temperature control pipeline for gas heater according to claim 2, which is characterized in that also included second
Temperature sensor (4), the second temperature sensor (4) setting water tank (11) water outlet, and with the control
Unit connects the leaving water temperature for detecting water tank (11).
4. a kind of temperature control pipeline for gas heater according to claim 3, which is characterized in that further include third temperature
It spends sensor (5), the water outlet in temperature control compartment (21) is arranged in the third temperature sensor (5), and single with the control
Member connection is for detecting the temperature to supply water to watering equipment.
5. a kind of temperature control pipeline for gas heater according to claim 4, which is characterized in that further include and control
First flowmeter, the second flowmeter, third flowmeter of unit connection, the first flowmeter setting are used on outlet pipe (8)
In the water outlet total flow of outlet pipe (8), the second flowmeter setting is in the water inlet of water tank (11) for detecting water storage
The flow of inlet water of case (11), the third flowmeter setting are used to detect water tank (11) in the water outlet of water tank (11)
Water flow.
6. a kind of temperature control pipeline for gas heater described in -5 any one according to claim 1, which is characterized in that institute
Stating and keeping in pipeline (1) with water further includes check valve (14), the check valve (14) setting with water keep in pipeline (1) water outlet with
On the pipeline of hot water feeding pipe road (2) connection.
7. a kind of gas heater of rapid hot water output, which is characterized in that including gas heater ontology (6), water inlet pipe (7),
Outlet pipe (8), a kind of temperature control pipeline for gas heater as described in claim 1-6, the gas heater ontology
(6) water inlet pipe (7) and outlet pipe (8) are set on, and the temperature control pipeline is arranged on outlet pipe (8) for controlling gas heater
The temperature to supply water to watering equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821955275.0U CN209588405U (en) | 2018-11-26 | 2018-11-26 | Temperature control pipeline for gas water heater and gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821955275.0U CN209588405U (en) | 2018-11-26 | 2018-11-26 | Temperature control pipeline for gas water heater and gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209588405U true CN209588405U (en) | 2019-11-05 |
Family
ID=68377366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821955275.0U Active CN209588405U (en) | 2018-11-26 | 2018-11-26 | Temperature control pipeline for gas water heater and gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209588405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207394A (en) * | 2018-11-26 | 2019-09-06 | 华帝股份有限公司 | Temperature control pipeline for gas water heater, gas water heater and control method |
-
2018
- 2018-11-26 CN CN201821955275.0U patent/CN209588405U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207394A (en) * | 2018-11-26 | 2019-09-06 | 华帝股份有限公司 | Temperature control pipeline for gas water heater, gas water heater and control method |
| CN110207394B (en) * | 2018-11-26 | 2023-11-21 | 华帝股份有限公司 | Temperature control pipeline for gas water heater, gas water heater and control method |
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