CN211060399U - Directly-heated heat pump water heater and electronic water valve anti-freezing device thereof - Google Patents
Directly-heated heat pump water heater and electronic water valve anti-freezing device thereof Download PDFInfo
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- CN211060399U CN211060399U CN201922140145.2U CN201922140145U CN211060399U CN 211060399 U CN211060399 U CN 211060399U CN 201922140145 U CN201922140145 U CN 201922140145U CN 211060399 U CN211060399 U CN 211060399U
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Abstract
The utility model provides a directly-heated type heat pump water heater and electron water valve freeze-proof device thereof belongs to heat pump hot water system technical field. The electric heating device solves the problems that the electric heating device is designed and used for adopting the electric heating device to easily generate electric leakage risk, power consumption and the like in the prior art. This electron water valve freeze-proof device locates and intakes the concurrent heating water pipe of end intercommunication and the condenser and go out between the hot-water line of water end intercommunication, its characterized in that with the condenser: the device comprises a conveying component for conveying hot water in the heat supplementing water pipe, and a heat exchange component for transferring heat of the hot water in the heat supplementing water pipe to an electronic water valve on a cold water pipe communicated with a water inlet end of a condenser, wherein the conveying component is communicated with two ends of the heat exchange component, and the like. The directly-heated heat pump water heater and the electronic water valve anti-freezing device thereof have the advantages that: the risk that the electric heating belt is easy to age and leak electricity is avoided, and the electric heating belt is safe, reliable, low in cost and simple and reliable to control.
Description
Technical Field
The utility model belongs to the technical field of the heat pump hot water system, especially, relate to an antifreeze who solves the frostproofing problem of electron water valve among the heat pump hot water system.
Background
The direct-heating heat pump water heater in the heat pump water heater, because the actual operation efficiency is high, the operating pressure is low, the leaving water temperature is high, operate and stabilize and is widely used, because the electronic water valve used for regulating the water flow in the unit is poor in low temperature resistance, need to take the anti-freezing measure in winter, at present, adopt the electric heating tape to prevent frostbite mostly, as shown in figure 1, the electric heating tape 1 ' here is located on electronic water valve e ' and on the outside of the cold water pipe d ' close to its entrance point, exit end, because the service environment is abominable, there is electric heating tape time leakage risk for a long time, and do not accord with the heat pump water heater safety advantage.
SUMMERY OF THE UTILITY MODEL
A first object of the present invention is to provide an anti-freezing device for an electronic water valve that solves the above problems.
The second purpose of the invention is to provide a direct-heating heat pump water heater of an anti-freezing device.
In order to achieve the above purpose, the utility model adopts the following technical proposal: the utility model discloses an electron water valve freeze-proof device locates and intakes the concurrent heating water pipe of end intercommunication and go out between the hot-water line of water end intercommunication with the condenser, its characterized in that: the device comprises a conveying assembly and a heat exchange assembly, wherein the conveying assembly is used for conveying hot water in a heat supplementing water pipe, the heat exchange assembly is used for transferring heat of the hot water in the heat supplementing water pipe to an electronic water valve on a cold water pipe communicated with a water inlet end of a condenser, and the conveying assembly is communicated with two ends of the heat exchange assembly.
In the above-mentioned electronic water valve antifreezing device, the heat exchange assembly includes a heat exchange tube for transporting hot water from the hot water supply tube, the heat exchange tube is covered at any one or more of the outer side of the electronic water valve, the outer side of the electronic water valve in the water inlet end direction on the cold water tube and the outer side of the electronic water valve in the water outlet end direction on the cold water tube, the transport assembly includes a first bypass tube connected between one end of the heat exchange tube and the hot water supply tube, and a second bypass tube connected between the other end of the heat exchange tube and the hot water tube.
In the electronic water valve anti-freezing device, the position where the first bypass pipe is connected with the heat supplementing water pipe is arranged in the water outlet side direction of the water pump on the heat supplementing water pipe.
In the electronic water valve antifreezing device, the position where the first bypass pipe is connected with the heat supplementing water pipe is arranged in the water outlet side direction of the check valve on the heat supplementing water pipe.
In the electronic water valve antifreezing device, the first bypass pipe and the second bypass pipe are thin pipes with cross sections smaller than that of the heat supplementing water pipe.
In the electronic water valve anti-freezing device, the heat exchange tube is of a thin coil pipe structure.
The directly-heated heat pump water heater comprises a condenser, wherein a water inlet end of the condenser is communicated with a cold water pipe for conveying cold water, a heat supplementing water pipe for conveying hot water into the cold water pipe to be mixed with the cold water in the cold water pipe to improve the heat content of the cold water, a water outlet end of the condenser is communicated with a hot water pipe, and an electronic water valve for adjusting the water amount is arranged on the cold water pipe.
Compared with the prior art, this electron water valve freeze-proof device's advantage lies in: different from the existing technology of adopting an electric heating belt to heat the electronic water valve so as to prevent the electronic water valve from being frozen, only 3 parts of a first bypass pipe, a second bypass pipe and a heat exchange water pipe are added on the existing equipment, and the electronic water valve is heated by utilizing part of hot water generated by the water heater, so that the aim of protecting the electronic water valve from being frozen is fulfilled, the risk that the electric heating belt is easy to age and leak electricity is avoided, the electronic water valve is safe and reliable, the electric heating belt does not need to consume extra electric energy like the electric heating belt, the production cost and the operation cost are both reduced, and the control is simple and reliable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 provides an operational schematic diagram of an anti-freezing device of a conventional electronic water valve.
Fig. 2 provides a working principle diagram of an embodiment of the present invention.
In the figure, an electric heating belt 1 ', a condenser (a, a'), a hot water supplementing pipe (b, b '), a hot water pipe (c, c'), a cold water pipe (d, d '), an electronic water valve (e, e'), a water pump (f, f '), a check valve (g, g'), a first bypass pipe 101, a second bypass pipe 102 and a heat exchange pipe 103.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
As shown in figure 2, the anti-freezing device of the electronic water valve is arranged between a heat supplementing water pipe b communicated with a water inlet end of a condenser a and a hot water pipe c communicated with a water outlet end of the condenser a, and is characterized in that: the device comprises a conveying assembly and a heat exchange assembly, wherein the conveying assembly is used for conveying hot water in a heat supplementing water pipe b, the heat exchange assembly is used for transferring heat of the hot water in the heat supplementing water pipe b to an electronic water valve e on a cold water pipe d communicated with a water inlet end of a condenser a, and the conveying assembly is communicated with two ends of the heat exchange assembly.
Specifically, the heat exchange assembly comprises a heat exchange tube 103 for conveying hot water from the hot water supply tube b, the heat exchange tube 103 is arranged on any one or more positions of the outer side of the electronic water valve e, the outer side of the water inlet end direction of the electronic water valve e on the cold water tube d and the outer side of the water outlet end direction of the electronic water valve e on the cold water tube d in a covering mode, and the conveying assembly comprises a first bypass tube 101 connected between one end of the heat exchange tube 103 and the hot water supply tube b and a second bypass tube 102 connected between the other end of the heat exchange tube 103 and the hot water tube c.
Preferably, the first bypass pipe 101 and the second bypass pipe 102 are thin pipes having a cross section smaller than that of the makeup water pipe b, and the heat exchange pipe 103 is a thin coil structure. The main consideration is that the normal working water of the unit cannot bypass too much.
The position where the first bypass pipe 101 is connected with the heat-supplementing water pipe b is arranged in the water outlet side direction of the water pump f on the heat-supplementing water pipe b. The first bypass pipe 101 is connected to the supplementary heat water pipe b at a position advantageous for increasing the flow rate of the hot water flowing into the first bypass pipe 101.
Additionally, the position where the first bypass pipe 101 is connected to the hot water supply pipe b is set in the direction of the water outlet side of the check valve g on the hot water supply pipe b. The check valve g can also be arranged on the first bypass pipe 101, that is, the check valve can be arranged on one side of the water inlet end of the electronic water valve e.
The specific embodiments of the present direct heat type heat pump water heater include, but are not limited to, the following examples.
The directly-heated heat pump water heater comprises a condenser a, wherein a water inlet end of the condenser a is communicated with a cold water pipe d for conveying cold water, a heat supplementing water pipe b for conveying hot water into the cold water pipe d to be mixed with the cold water in the cold water pipe d so as to improve the heat content of the cold water, a water outlet end of the condenser a is communicated with a hot water pipe c, and an electronic water valve e for adjusting the water amount is arranged on the cold water pipe d.
The working principle is as follows: unlike a circulation heat pump water heater, in which cold water flows into a condenser a for heating and then directly flows into a water storage tank (not shown), instead of flowing through the condenser a for heating many times as in the circulation heat pump water heater, as shown in fig. 2, hot water is pressurized by a water pump f from a hot water supply pipe b, then passes through a check valve g in an open state, then sequentially flows into a first bypass pipe 101, a heat exchange pipe 103 and a second bypass pipe 102, and finally flows into a hot water pipe c, where hot water in the hot water pipe c flows into the water storage tank, and where hot water flowing into the hot water supply pipe b can be directly obtained from the water storage tank.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of the electric heating belt 1 ', the condenser (a, a'), the hot water supplement pipe (b, b '), the hot water pipe (c, c'), the cold water pipe (d, d '), the electronic water valve (e, e'), the water pump (f, f '), the check valve (g, g'), the first bypass pipe 101, the second bypass pipe 102, the heat exchange pipe 103, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (7)
1. The utility model provides an electron water valve freeze-proof device, locate with condenser (a) intake between the concurrent heating water pipe (b) of end intercommunication and the hot-water line (c) that the end intercommunication was gone out to condenser (a), its characterized in that: the device comprises a conveying assembly used for conveying hot water in a hot water supplementing pipe (b) and a heat exchange assembly used for transferring heat of the hot water in the hot water supplementing pipe (b) to an electronic water valve (e) on a cold water pipe (d) communicated with a water inlet end of a condenser (a), wherein the conveying assembly is communicated with two ends of the heat exchange assembly.
2. The electronic water valve antifreezing device according to claim 1, wherein the heat exchange assembly comprises a heat exchange tube (103) for transporting the hot water from the hot water supply tube (b), the heat exchange tube (103) is arranged on the outer side of the electronic water valve (e), on the cold water tube (d), on the outer side in the water inlet direction of the electronic water valve (e) and on the outer side in the water outlet direction of the electronic water valve (e) on the cold water tube (d), and the transport assembly comprises a first bypass tube (101) connected between one end of the heat exchange tube (103) and the hot water supply tube (b), and a second bypass tube (102) connected between the other end of the heat exchange tube (103) and the hot water tube (c).
3. The electronic water valve antifreezing device according to claim 2, wherein the position where the first bypass pipe (101) is connected to the hot water supplement pipe (b) is located in a direction of a water outlet side of the water pump (f) on the hot water supplement pipe (b).
4. The electronic water valve antifreezing device according to claim 2, wherein the connection position of the first bypass pipe (101) and the hot water supplement pipe (b) is set in the direction of the water outlet side of the check valve (g) on the hot water supplement pipe (b).
5. The electronic water valve anti-freezing device as claimed in any one of claims 2 to 4, wherein the first bypass pipe (101) and the second bypass pipe (102) are thin pipes with a cross section smaller than that of the hot water supplementing pipe (b).
6. The electronic water valve antifreeze apparatus of claim 5, wherein said heat exchange tube (103) is of a thin coil construction.
7. A directly-heated heat pump water heater comprises a condenser (a), wherein a cold water pipe (d) for conveying cold water is communicated with a water inlet end of the condenser (a), a hot water supplementing pipe (b) for conveying hot water into the cold water pipe (d) to be mixed with the cold water in the cold water pipe to improve the heat content of the cold water, and a hot water pipe (c) is communicated with a water outlet end of the cold water pipe (d), an electronic water valve (e) for adjusting the water quantity is arranged on the cold water pipe (d), and the directly-heated heat pump water heater is characterized by further comprising an anti-freezing device which is used for transmitting the heat to the electronic water valve (e) to prevent the electronic water valve (e) from being frozen and is disclosed in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922140145.2U CN211060399U (en) | 2019-12-03 | 2019-12-03 | Directly-heated heat pump water heater and electronic water valve anti-freezing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922140145.2U CN211060399U (en) | 2019-12-03 | 2019-12-03 | Directly-heated heat pump water heater and electronic water valve anti-freezing device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211060399U true CN211060399U (en) | 2020-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922140145.2U Active CN211060399U (en) | 2019-12-03 | 2019-12-03 | Directly-heated heat pump water heater and electronic water valve anti-freezing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211060399U (en) |
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2019
- 2019-12-03 CN CN201922140145.2U patent/CN211060399U/en active Active
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Address after: 323000 No.96 Yunjing Road, Shuige Industrial Park, Lishui City, Zhejiang Province Patentee after: Zhejiang Zhongguang Electric Appliance Group Co.,Ltd. Address before: 323000 No.96 Yunjing Road, Shuige Industrial Park, Lishui City, Zhejiang Province Patentee before: ZHEJIANG ZHONGGUANG ELECTRIC APPLIANCES Co.,Ltd. |