CN205137939U - Water heater water flow control device - Google Patents
Water heater water flow control device Download PDFInfo
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- CN205137939U CN205137939U CN201520815612.6U CN201520815612U CN205137939U CN 205137939 U CN205137939 U CN 205137939U CN 201520815612 U CN201520815612 U CN 201520815612U CN 205137939 U CN205137939 U CN 205137939U
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- water inlet
- water
- pipe
- heat exchange
- delivery port
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The utility model relates to a water heater water flow control device, including a water inlet, a delivery port and locate the water inlet and the delivery port between at least two sets of heat transfer units, every group heat transfer unit includes, heat exchanger and inlet tube and the outlet pipe be connected with the heat exchanger, the heat transfer unit sets up side by side, its inlet tube all with water inlet intercommunication, outlet pipe all with the delivery port intercommunication, still be equipped with solenoid valve and electron flow control valve on each inlet tube, be equipped with temperature sensor in each outlet pipe, electron flow control valve and temperature sensor and the interior control system of water heater are connected. The utility model discloses an optimize the pipeline design, guaranteed that the pipeline length of a plurality of heat transfer units, resistance equal phase are close for the resistance deviation of heat transfer unit can not be too big, guarantees the normal operating of unit, strengthens the travelling comfort that user's hot water used.
Description
Technical field
The utility model relates to one, especially a kind of water flow of water heater amount control device.
Background technology
Because of the restriction of compressor and heat exchanger, the unit of some large heat exchange amounts, must adopt the mode of two or more system parallel connections.Present stage, popular on the market air energy heat pump water heater was when two systems are in parallel, just simply water inlet pipe and outlet pipe are coupled together, do not consider the impact of pipeline, valve member and Water in Condenser resistance difference, the consequence that the discharge of a system is large, the discharge of a system is little can be caused.The uneven consequence of discharge is exactly that the operational efficiency of air energy thermal pump assembly declines, runs power consumption and increase, the system that discharge is on the low side likely frequently alarm for high voltage shut down, affect the normal use of unit.
Given this utility model is proposed.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides the water flow of water heater amount control device that a kind of stable in outlet water temperature, heat exchange efficiency are high.
In order to realize this object, the utility model adopts following technical scheme: a kind of water flow of water heater amount control device, comprise a water inlet, a delivery port and be located at least two group heat exchange units between water inlet and delivery port, often organize heat exchange unit to comprise, heat exchanger and the water inlet pipe be connected with heat exchanger and outlet pipe, described heat exchange unit is set up in parallel, and the water inlet pipe of heat exchange unit is all communicated with described water inlet, and outlet pipe is all communicated with described delivery port; Each water inlet pipe is also provided with magnetic valve and electronic flow control valve, in each outlet pipe, is provided with temperature sensor, described electronic flow control valve is connected with water heater controlling system with temperature sensor.
Further, described heat exchange unit is two groups, and the water inlet pipe of two groups of heat exchange units is connected by three-way pipe at end respectively with outlet pipe, forms described water inlet and described delivery port.
Further, described heat exchange unit is three groups, and the water inlet pipe of three groups of heat exchange units is connected by four-way pipe at end respectively with outlet pipe, forms described water inlet and described delivery port.
Further, the length of described various heat exchange unit water inlet pipe is identical with caliber, and the length of outlet pipe is identical with caliber.
Further, described water inlet pipe comprises, the first straight tube, the second straight tube and L shape bend pipe, and described first straight tube is connected with three-way pipe or four-way pipe, and the second straight tube is connected with heat exchanger, and the first straight tube is connected with the second straight tube by L shape bend pipe.
Further, be also provided with temperature sensor in described water inlet pipe, described temperature sensor is between magnetic valve and electronic flow control valve.
After adopting technical scheme described in the utility model, bring following beneficial effect:
The utility model, by optimizing circuit design, ensure that the length of pipe of multiple heat exchange unit, resistance etc. are close; By measuring the Inlet and outlet water temperature of each heat exchange unit, adopting electronic flow control valve to balance the Pressure Drop of each heat exchange unit, making the resistance error of heat exchange unit can not be excessive, ensure the normal operation of unit.Meanwhile, the existence of electronic flow control valve, can make stable in outlet water temperature, makes the mean value of system water outlet equal design temperature, strengthens the comfortableness that user's hot water uses.
Accompanying drawing explanation
Fig. 1: the structural representation of the utility model embodiment one;
Fig. 2: be the top view of Fig. 1;
Fig. 3: the catenation principle sketch of the utility model embodiment two;
Wherein: 1, heat exchanger 2, water inlet pipe 3, outlet pipe 4, three-way pipe 5, four-way pipe 6, magnetic valve 7, electronic flow control valve 8, temperature sensor 9, first straight tube 10, second straight tube 11, L shape bend pipe.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail.
Embodiment one
As depicted in figs. 1 and 2, a kind of water flow of water heater amount control device, comprise a water inlet, a delivery port and be located between water inlet and delivery port two groups heat exchange unit arranged side by side, often organize heat exchange unit to comprise, heat exchanger 1 and the water inlet pipe 2 be connected with heat exchanger 1 and outlet pipe 3, the water inlet pipe 2 of two groups of heat exchange units is all communicated with described water inlet, outlet pipe 3 is all communicated with described delivery port, from inflow two water inlet pipe 2 of the water uniform distribution that water inlet enters, the water flowed out from two outlet pipes 3 converges outflow by delivery port.Two water inlet pipes 2 are also provided with magnetic valve 6 and electronic flow control valve 7, magnetic valve 6 is arranged on the upstream of electronic flow control valve 7, for controlling the break-make of current, electronic flow control valve 7, for balancing the Pressure Drop of two heat exchange units, makes the resistance error of heat exchange unit can not be excessive.Temperature sensor 8 is provided with in outlet pipe 3, described electronic flow control valve 7 is connected with water heater controlling system with temperature sensor 8, temperature sensor 8 detects coolant-temperature gage, and testing result is sent to the control system of water heater, control system compares detected value and setting value, and the corresponding aperture regulating electronic flow control valve 7, make leaving water temperature equal setting value.
Preferably, the water inlet pipe 2 of two groups of heat exchange units is connected by three-way pipe 4 at end respectively with outlet pipe 3, the import of the three-way pipe 4 be connected with water inlet pipe 2 is described water inlet, for being connected with the water injecting pipeline of outside, the outlet of the three-way pipe 4 be connected with outlet pipe 3 is described delivery port, for being connected with the outlet pipeline of water heater.
Preferably, for making the Resistance Value of pipeline close, the length of the water inlet pipe 2 of described two groups of heat exchange units is identical with caliber, and the length of outlet pipe 3 is identical with caliber.
Described water inlet pipe 2 comprises, the first straight tube 9 be directly connected with three-way pipe 4, the second straight tube 10 be connected with heat exchanger 1 and the L shape bend pipe 11 being communicated with the first straight tube 9 and the second straight tube 10, described magnetic valve 6 is arranged on the junction of the first straight tube 9 and L shape bend pipe 11, and described electronic flow control valve 7 is arranged on the junction of L shape bend pipe 11 and the second straight tube 10.
Also be provided with temperature sensor 8 in described water inlet pipe 2, described temperature sensor 8, between magnetic valve 6 and electronic flow control valve 7, for detecting inflow temperature, enables the control system of water heater regulate the aperture of electronic flow control valve 7 more accurately.
The control method of the present embodiment is: the booster pump of first water boiling heater during start, treat hydraulic pressure meet the demands after opens solenoid valve 6, it is constant that electronic flow control valve 7 maintains initial opening, the temperature of the water-in and water-out of two heat exchange units is detected respectively after time delay 30s, the situation such as pressure, temperature of control system intelligent decision two heat exchange units of water heater, and automatically regulate the aperture of electronic flow control valve 7, make the Pressure Drop of two heat exchange units close, and make the mean value of leaving water temperature meet the set temperature value of user.
When user hot water load is less, also can passes through Controlling solenoid valve 6, only open a heat exchange unit, to reach energy-conservation object.
Embodiment two
As shown in Figure 3, the present embodiment turn increases one group of heat exchange unit on the basis of embodiment one, to increase heat exchange power.Three groups of heat exchange units are set up in parallel, and accordingly, the three-way pipe 4 be connected with water inlet pipe 2 and outlet pipe 3 changes four-way pipe 5 into, and the import of four-way pipe 5 is described water inlet, and the outlet of four-way pipe 5 is described delivery port, and the structure often organizing heat exchange unit is identical with embodiment one.
The control method of the present embodiment is identical with embodiment one principle, is again not described in detail.
The above is embodiment of the present utility model, and for a person skilled in the art, not departing under the utility model principle prerequisite, can also make various deformation and improvement, this also should be considered as protection domain of the present utility model.
Claims (6)
1. a water flow of water heater amount control device, comprise a water inlet, a delivery port and be located at least two group heat exchange units between water inlet and delivery port, often organize heat exchange unit to comprise, heat exchanger (1) and the water inlet pipe (2) be connected with heat exchanger (1) and outlet pipe (3), it is characterized in that: described heat exchange unit is set up in parallel, the water inlet pipe (2) of heat exchange unit is all communicated with described water inlet, and outlet pipe (3) is all communicated with described delivery port; Each water inlet pipe (2) is also provided with magnetic valve (6) and electronic flow control valve (7), in each outlet pipe (3), be provided with temperature sensor (8), described electronic flow control valve (7) is connected with water heater controlling system with temperature sensor (8).
2. a kind of water flow of water heater amount control device according to claim 1, it is characterized in that: described heat exchange unit is two groups, the water inlet pipe (2) of two groups of heat exchange units is connected by three-way pipe (4) at end respectively with outlet pipe (3), forms described water inlet and described delivery port.
3. a kind of water flow of water heater amount control device according to claim 1, it is characterized in that: described heat exchange unit is three groups, the water inlet pipe (2) of three groups of heat exchange units is connected by four-way pipe (5) at end respectively with outlet pipe (3), forms described water inlet and described delivery port.
4. a kind of water flow of water heater amount control device according to Claims 2 or 3, is characterized in that: the length of described various heat exchange unit water inlet pipe (2) is identical with caliber, and the length of outlet pipe (3) is identical with caliber.
5. a kind of water flow of water heater amount control device according to claim 4, it is characterized in that: described water inlet pipe (2) comprises, first straight tube (9), the second straight tube (10) and L shape bend pipe (11), described first straight tube (9) is connected with three-way pipe (4) or four-way pipe (5), second straight tube (10) is connected with heat exchanger (1), and the first straight tube (9) is connected with the second straight tube (10) by L shape bend pipe (11).
6. a kind of water flow of water heater amount control device according to claim 1, it is characterized in that: be also provided with temperature sensor (8) in described water inlet pipe (2), described temperature sensor (8) is positioned between magnetic valve (6) and electronic flow control valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520815612.6U CN205137939U (en) | 2015-10-20 | 2015-10-20 | Water heater water flow control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520815612.6U CN205137939U (en) | 2015-10-20 | 2015-10-20 | Water heater water flow control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205137939U true CN205137939U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520815612.6U Active CN205137939U (en) | 2015-10-20 | 2015-10-20 | Water heater water flow control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205137939U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106874661A (en) * | 2017-01-22 | 2017-06-20 | 西安交通大学 | A kind of heat exchanger system thermal-design method |
| CN110332846A (en) * | 2019-07-25 | 2019-10-15 | 天津商业大学 | A kind of flow distribution device |
-
2015
- 2015-10-20 CN CN201520815612.6U patent/CN205137939U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106874661A (en) * | 2017-01-22 | 2017-06-20 | 西安交通大学 | A kind of heat exchanger system thermal-design method |
| CN106874661B (en) * | 2017-01-22 | 2019-08-23 | 西安交通大学 | A kind of heat exchanger system thermal-design method |
| CN110332846A (en) * | 2019-07-25 | 2019-10-15 | 天津商业大学 | A kind of flow distribution device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |