CN204358941U - Protection against electric shock constant-temperature constant-pressure electric heater - Google Patents
Protection against electric shock constant-temperature constant-pressure electric heater Download PDFInfo
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- CN204358941U CN204358941U CN201520001184.3U CN201520001184U CN204358941U CN 204358941 U CN204358941 U CN 204358941U CN 201520001184 U CN201520001184 U CN 201520001184U CN 204358941 U CN204358941 U CN 204358941U
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Abstract
The utility model relates to a kind of plumbing field, be specially protection against electric shock constant-temperature constant-pressure electric heater, it is characterized in that: add weighing apparatus pressure device (8) at cold water inlet place, radiator valve (19) is added in the water side of electric heater unit (11), when the fluctuation of cold water intake pressure or inflow temperature change, it is relatively stable that weighing apparatus pressure device (8) and radiator valve (19) can control discharge automatically, leaving water temperature relative constancy.When cold water intake pressure reduces, hydraulic pressure reduces the active force of valve plug (4), valve plug (4) rebounds downwards by spring (6), water hole between valve plug (4) and valve pocket (3) is increased, and discharge change is little, when intake pressure increases, hydraulic pressure increases the active force of valve plug (4), spring (6) is compressed, and the water hole between valve plug (4) and valve pocket (3) reduces, and discharge and variations in temperature little.
Description
Technical field
The utility model relates to a kind of plumbing technical field, is specially the new construction of protection against electric shock constant-temperature constant-pressure electric heater.
Background technology
In daily life; traditional instant electric water heater in use; usually leaving water temperature can be caused sharply to change because of intake pressure fluctuation; at this moment manually regulating water flow is needed to make water temperature reach the requirement of use; because intake pressure fluctuation is repeatedly; make to regulate water temperature also to need a process repeatedly, this process can make human body not feel well even to scald.
Summary of the invention
The purpose of this utility model is exactly to solve the problem, and provides a kind of new construction of protection against electric shock constant-temperature constant-pressure electric heater.
In order to overcome the deficiencies in the prior art, the utility model provides a kind of protection against electric shock constant-temperature constant-pressure electric heater: when the fluctuation of cold water intake pressure or inflow temperature change, and weighing apparatus pressure device 8 and radiator valve 19 can control the relatively stable leaving water temperature relative constancy of discharge automatically.
For achieving the above object, it is as follows that the utility model solves the technical scheme that its technical problem adopts: a kind of protection against electric shock constant-temperature constant-pressure electric heater, by 1, water inlet valve body, 2, sealing ring, 3, valve pocket, 4, valve plug, 5, sealing ring, 6, spring, 7, water outlet valve body, 8, weighing apparatus pressure device, 9, water inlet pipe, 10, connector, 11, electric heater unit, 12, water gauge, 13, temp probe, 14, blast pipe, 15, electric leakage protector, 16, water receiver, 17, connector, 18, temperature indicates, and 19, radiator valve, 20, main body, 21, connector is formed, and it is characterized in that: protection against electric shock constant-temperature constant-pressure electric heater is designed with into water valve body 1, sealing ring 2, valve pocket 3, valve plug 4, sealing ring 5, spring 6 and the several part mainly of water outlet valve body 7 are formed, weighing apparatus pressure device 8 is added at cold water inlet place, radiator valve 19 is added in the water side of electric heater unit 11, when the fluctuation of cold water intake pressure or inflow temperature change, it is relatively stable that weighing apparatus pressure device 8 and radiator valve 19 can control discharge automatically, leaving water temperature relative constancy.
Described protection against electric shock constant-temperature constant-pressure electric heater, the leaving water temperature of this radiator valve is exactly the serviceability temperature of each function outlet, this leaving water temperature is setting in advance, the temperature of the most comfortable can be set as, when cold water intake pressure fluctuates up and down or inflow temperature changes, weighing apparatus pressure device 8 can be reacted instantaneously with radiator valve 19, discharge is automatically controlled relatively stable, is automatically controlled by leaving water temperature and design temperature relative constancy.
Described protection against electric shock constant-temperature constant-pressure electric heater; in the water side of electric heater unit, electric leakage protector 15 is installed; rated voltage 220V; even if electric heater unit leaks electricity; leakage current can be made to be less than 5mA when electric leakage; under the condition of power utilization environment difference, water side voltage-to-ground is less than 5V, to ensure security and the comfortableness of use.
Described protection against electric shock constant-temperature constant-pressure electric heater, in fig. 2, when cold water intake pressure reduces, hydraulic pressure reduces the active force of valve plug 4, and valve plug 4 rebounds downwards by spring 6, and the water hole between valve plug 4 and valve pocket 3 is increased, and discharge change is little.When intake pressure increases, hydraulic pressure increases the active force of valve plug 4, and spring 6 is compressed, and the water hole between valve plug 4 and valve pocket 3 reduces, and discharge and variations in temperature little.
Described protection against electric shock constant-temperature constant-pressure electric heater, in FIG, when intake pressure reduces, discharge can reduce, after electric heater unit 11 heats, water temperature can raise, temperature-sensitive element immediate response in radiator valve, the hot water discharge reduction entering radiator valve will be controlled, the cold water water yield controlling to enter increases, make the water yield constant rate of hot and cold water, that is the temperature of radiator valve water outlet can not become, when intake pressure increases, discharge has and increases gradually, after electric heater unit heating, water temperature can reduce, at this moment the temperature-sensitive element immediate response in radiator valve, the hot water water yield entering radiator valve is increased, the cold water discharge reduction simultaneously entered, make the water yield constant rate of hot and cold water, that is, the temperature of radiator valve water outlet can not become, it is same when inlet water temperature changes, it is constant that radiator valve also can control leaving water temperature automatically.
The beneficial effects of the utility model are: when the fluctuation of cold water intake pressure or inflow temperature change, and weighing apparatus pressure device 8 and radiator valve 19 can control the relatively stable leaving water temperature relative constancy of discharge automatically.
Therefore tool of the present invention has the following advantages: the utility model structure is simple, easy to make, easily popularizes use.
Accompanying drawing explanation
Technology contents of the present utility model is further illustrated below in conjunction with Fig. 1 and Fig. 2.
Fig. 1 is the cut-away view of protection against electric shock constant-temperature constant-pressure electric heater.
Fig. 2 is the sectional view of protection against electric shock constant-temperature constant-pressure electric heater constant-temperature constant-pressure device.
In figure: valve body of 1, intaking, 2, sealing ring, 3, valve pocket, 4, valve plug; 5, sealing ring, 6, spring, 7, water outlet valve body; 8, weigh pressure device, and 9, water inlet pipe, 10, connector, 11, electric heater unit; 12, water gauge, 13, temp probe, 14, blast pipe, 15, electric leakage protector; 16, water receiver, 17, connector, 18, temperature indicates; 19, radiator valve, 20, main body, 21, connector.
Detailed description of the invention
Embodiment: as shown in Figure 1 and Figure 2, in fig. 2, when cold water intake pressure reduces, hydraulic pressure reduces the active force of valve plug 4, and valve plug 4 rebounds downwards by spring 6, and the water hole between valve plug 4 and valve pocket 3 is increased, and discharge change is little.When intake pressure increases, hydraulic pressure increases the active force of valve plug 4, and spring 6 is compressed, and the water hole between valve plug 4 and valve pocket 3 reduces, and discharge and variations in temperature little.
In FIG, cold water is intake from weighing apparatus pressure device 8 through having a metastable flow later.Before using by the water outlet temperature setting of radiator valve 19 for human body feels the temperature of the most comfortable.When intake pressure reduces, discharge has a little minimizing, after electric heater unit 11 heats, water temperature can raise, at this moment the temperature-sensitive element immediate response in radiator valve, the hot water discharge reduction of radiator valve will be entered, the cold water water yield simultaneously entered increases, make the water yield constant rate of hot and cold water, that is the temperature of radiator valve water outlet can not become, when intake pressure increases, discharge has and increases gradually, after electric heater unit heating, water temperature can reduce, at this moment the temperature-sensitive element immediate response in radiator valve, the hot water water yield entering radiator valve is increased, the cold water discharge reduction simultaneously entered, make the water yield constant rate of hot and cold water, that is the temperature of radiator valve water outlet can not become, it is same when inlet water temperature changes, it is constant that radiator valve also can control leaving water temperature automatically.
In the water side of electric heater unit 11, electric leakage protector 19 is housed; electric leakage protector is made up of the part such as insulation water pipe of sufficient length; rated voltage 220V; even if electric heater unit leaks electricity; current are less than 5mA by making leakage current after insulation water pipe under the effect of water resistance; under the condition of power utilization environment difference, water side voltage-to-ground is less than 5V, to ensure the safety of user.
Claims (4)
1. a protection against electric shock constant-temperature constant-pressure electric heater, by water inlet valve body (1), sealing ring (2), valve pocket (3), valve plug (4), sealing ring (5), spring (6), water outlet valve body (7), weighing apparatus pressure device (8), water inlet pipe (9), connector (10), electric heater unit (11), water gauge (12), temp probe (13), blast pipe (14), electric leakage protector (15), water receiver (16), connector (17), temperature indicates (18), radiator valve (19), main body (20) and connector (21) are formed, and it is characterized in that: protection against electric shock constant-temperature constant-pressure electric heater is designed with into water valve body (1), sealing ring (2), valve pocket (3), valve plug (4), sealing ring (5), spring (6) and the several part mainly of water outlet valve body (7) are formed, weighing apparatus pressure device (8) is added at cold water inlet place, radiator valve (19) is added in the water side of electric heater unit (11), when the fluctuation of cold water intake pressure or inflow temperature change, it is relatively stable that weighing apparatus pressure device (8) and radiator valve (19) can control discharge automatically, leaving water temperature relative constancy.
2. protection against electric shock constant-temperature constant-pressure electric heater according to claim 1; electric leakage protector (15) has been installed in the water side of electric heater unit; rated voltage 220V; even if electric heater unit leaks electricity; leakage current can be made to be less than 5mA when electric leakage; under the condition of power utilization environment difference, water side voltage-to-ground is less than 5V, to ensure security and the comfortableness of use.
3. protection against electric shock constant-temperature constant-pressure electric heater according to claim 1, in fig. 2, when cold water intake pressure reduces, hydraulic pressure reduces the active force of valve plug (4), valve plug (4) rebounds downwards by spring (6), water hole between valve plug (4) and valve pocket (3) is increased, and discharge change is little, when intake pressure increases, hydraulic pressure increases the active force of valve plug (4), spring (6) is compressed, and the water hole between valve plug (4) and valve pocket (3) reduces, and discharge and variations in temperature little.
4. protection against electric shock constant-temperature constant-pressure electric heater according to claim 1, in FIG, when intake pressure reduces, discharge can reduce, after electric heater unit (11) heating, water temperature can raise, temperature-sensitive element immediate response in radiator valve, the hot water discharge reduction entering radiator valve will be controlled, the cold water water yield controlling to enter increases, make the water yield constant rate of hot and cold water, that is the temperature of radiator valve water outlet can not become, when intake pressure increases, discharge has and increases gradually, after electric heater unit heating, water temperature can reduce, at this moment the temperature-sensitive element immediate response in radiator valve, the hot water water yield entering radiator valve is increased, the cold water discharge reduction simultaneously entered, make the water yield constant rate of hot and cold water, that is, the temperature of radiator valve water outlet can not become, it is same when inlet water temperature changes, it is constant that radiator valve also can control leaving water temperature automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001184.3U CN204358941U (en) | 2015-01-04 | 2015-01-04 | Protection against electric shock constant-temperature constant-pressure electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001184.3U CN204358941U (en) | 2015-01-04 | 2015-01-04 | Protection against electric shock constant-temperature constant-pressure electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204358941U true CN204358941U (en) | 2015-05-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520001184.3U Expired - Fee Related CN204358941U (en) | 2015-01-04 | 2015-01-04 | Protection against electric shock constant-temperature constant-pressure electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204358941U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534643A (en) * | 2015-01-04 | 2015-04-22 | 苟小平 | Electric shock preventing constant-temperature and constant-pressure electrical water heater |
| CN110617629A (en) * | 2019-09-03 | 2019-12-27 | 华帝股份有限公司 | Voltage stabilization control method for gas water heater |
-
2015
- 2015-01-04 CN CN201520001184.3U patent/CN204358941U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534643A (en) * | 2015-01-04 | 2015-04-22 | 苟小平 | Electric shock preventing constant-temperature and constant-pressure electrical water heater |
| CN110617629A (en) * | 2019-09-03 | 2019-12-27 | 华帝股份有限公司 | Voltage stabilization control method for gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20180104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |