CN112484300A - Electric water heater with function of preventing water pressure of inner container from being too high - Google Patents
Electric water heater with function of preventing water pressure of inner container from being too high Download PDFInfo
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- CN112484300A CN112484300A CN202011486669.8A CN202011486669A CN112484300A CN 112484300 A CN112484300 A CN 112484300A CN 202011486669 A CN202011486669 A CN 202011486669A CN 112484300 A CN112484300 A CN 112484300A
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- Prior art keywords
- pressure
- pressure relief
- water
- inner container
- spring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/18—Water-storage heaters
- F24H1/20—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
- F24H1/201—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses an electric water heater with a function of preventing overhigh water pressure of an inner container, which comprises the inner container, an electric heating assembly, a water pressure sensor, a pressure relief device and a controller, wherein the electric heating assembly is arranged in the inner container; the water pressure sensor is used for detecting the water pressure of the inner container; pressure relief device includes the pressure release valve body, electronic case subassembly, hall sensor, and the pressure release valve body is provided with the pressure release passageway, pressure release delivery port and pressure release water inlet, and electronic case subassembly sets up in the pressure release passageway, and the controller is configured to receive water pressure sensor's signal, and control electronic case subassembly switch-on or break valve pressure release passageway to and the controller is configured to receive hall sensor and water pressure sensor's signal, and control electric heating assembly's stop heating. The pressure relief device has the advantages that the pressure relief can be carried out on the inner container, the problem of overlarge water pressure of the inner container is effectively solved, whether the pressure relief device is damaged or not can be judged, and the safety is improved.
Description
Technical Field
The invention relates to the field of water heaters, in particular to an electric water heater with a function of preventing overhigh water pressure of an inner container.
Background
In the heating process of the electric water heater, if the pressure release valve fails due to some reason and a user closes the water inlet and outlet pipe, the water pressure of the inner container is too high, so that the water leakage and explosion of the inner container are caused, the safety of the user is seriously affected, the existing product cannot detect whether the pressure release valve is damaged, if the pressure release valve is damaged and the user does not replace the pressure release valve in time, the water leakage or explosion of the inner container can be caused, and certain potential safety hazards are caused; meanwhile, when the existing electric water heater product is heated, the phenomenon that the pressure release valve drips water all the time exists; and the pressure relief through holes are required to be formed in the inner container of the conventional pressure relief valve, so that the structural strength and the waterproofness of the inner container are weakened, and the manufacturing cost is improved.
Disclosure of Invention
The invention aims to provide an electric water heater with a function of preventing an inner container from being overhigh in water pressure, so as to solve one or more technical problems in the prior art and provide at least one beneficial choice or creation condition.
The technical scheme adopted for solving the technical problems is as follows:
an electric water heater with function of preventing water pressure of an inner container from being overhigh comprises: the water pressure sensor is arranged on the inner container, and the electric heating assembly is arranged in the inner container; the water pressure sensor is arranged in the inner container and used for detecting the water pressure of the inner container; the pressure relief device comprises a pressure relief valve body, an electric valve core assembly and a Hall sensor, wherein the pressure relief valve body is provided with a pressure relief channel, a pressure relief water outlet and a pressure relief water inlet which are communicated with the pressure relief channel, the electric valve core assembly is arranged in the pressure relief channel, and the Hall sensor is used for detecting the water flow passing through the pressure relief channel; the controller is simultaneously electrically connected with the Hall sensor, the electric valve core assembly, the water pressure sensor and the electric heating assembly, the controller is configured to receive a signal of the water pressure sensor and control the electric valve core assembly to switch on or switch off a valve pressure relief channel, and the controller is configured to receive signals of the Hall sensor and the water pressure sensor and control the electric heating assembly to stop heating.
The invention has the beneficial effects that: when the electric heating assembly is used, water in the inner container is heated, when the water pressure sensor detects that the water pressure of the inner container exceeds a preset value, the controller controls the electric valve core assembly to be connected with the pressure relief channel of the through valve, and the water in the inner container can be discharged from the pressure relief channel to realize pressure relief; when the water pressure sensor detects that the water pressure of the inner container is smaller than a preset value, the controller controls the electric valve core assembly to break the valve pressure relief channel; in addition, in the pressure relief process of the pressure relief channel, the Hall sensor detects the water flow flowing through the pressure relief water outlet, namely whether water in the inner container flows out of the pressure relief water outlet or not is detected, if the Hall sensor detects that no water exists and the water pressure of the inner container is unchanged, the phenomenon that the electric valve core assembly is damaged is proved to occur at the moment, and the controller controls the electric heating assembly to stop heating.
Therefore, the electric water heater with the function of preventing the water pressure of the inner container from being overhigh is used as a hardware framework and can be used for automatically and effectively relieving pressure and judging whether a pressure relief device is damaged or not.
As a further improvement of the above technical scheme, electrically operated valve core subassembly includes that first pressure release spring, electro-magnet, first pressure release keep off stopper, magnetic path, first pressure release keeps off stopper and first pressure release spring and sets up in the pressure release passageway, first pressure release spring's one end and first pressure release keep off the stopper butt, first pressure release spring's the other end is in the inner wall butt of pressure release valve body, first pressure release spring is used for promoting first pressure release keeps off the stopper shutoff pressure release delivery port, the electro-magnet sets up in the one end that first pressure release spring kept away from first pressure release and keeps off the stopper, the magnetic path sets up on first pressure release keeps off the stopper, the electro-magnet is connected with the controller electricity, the controller is configured to receive water pressure sensor's signal, and control electro-magnet circular telegram or outage.
When pressure relief is needed, the controller controls the electromagnet to be electrified, the electromagnet generates a magnetic field for attracting the magnetic block, the magnetic block drives the first pressure relief blocking plug to move to open the pressure relief water outlet, the first pressure relief spring is compressed, water in the inner container can be discharged from the pressure relief water outlet, and the pressure relief effect is achieved; after the pressure relief is finished, the electromagnet is powered off, the electromagnet stops working, the first pressure relief stopper resets under the action of the first pressure relief spring, and the pressure relief water outlet is blocked.
As a further improvement of the above technical scheme, the pressure relief device further comprises a water inlet valve body, a water inlet blocking plug and a water inlet spring, wherein the water inlet valve body is provided with a water inlet cavity, a water outlet end and a pressure relief end which are communicated with the water inlet cavity, the pressure relief water inlet is communicated with the pressure relief end, the water outlet end is communicated with the inner container, the water inlet blocking plug and the water inlet spring are arranged in the water inlet cavity, one end of the water inlet spring is abutted to the water inlet blocking plug, the other end of the water inlet spring is abutted to the inner portion of the water inlet valve body, and the water inlet spring is used for pushing the first pressure relief blocking plug to block the water inlet end.
The pressure relief valve body can be connected with the water inlet valve body, so that holes do not need to be formed in the inner container, and only the water inlet hole needs to be formed; when the water inlet spring is fully filled with water, the water inlet spring extends, the water inlet stop plug is pushed, and the water inlet stop plug blocks the water inlet end to stop water inflow.
As a further improvement of the above technical scheme, the pressure relief device further comprises a slide bar and a second pressure relief spring, the water inlet blocking plug is provided with a pressure relief hole, one end of the slide bar penetrates through the pressure relief hole from outside to inside to extend into the water inlet cavity, the periphery of the slide bar is sleeved with the second pressure relief spring, the inner end of the slide bar is provided with a butt step, one end of the second pressure relief spring is abutted against the butt step, the other end of the second pressure relief spring is abutted against the inner end face of the water inlet blocking plug, the outer end of the slide bar is connected with the second pressure relief blocking plug, and the second pressure relief spring is used for pushing the slide bar to move inwards, so that the second pressure relief blocking plug blocks and blocks the pressure relief hole.
A gap is reserved between the sliding rod and the pressure relief hole, when the pressure of the inner container reaches a certain limit value, the water pressure of the inner container pushes the sliding rod, the second pressure relief spring is compressed, and at the moment, water flow of the inner container enters the water inlet pipeline from the gap between the second pressure relief stop plug and the pressure relief hole. When the pressure of the inner container is reduced, the second pressure relief spring extends, the sliding rod is pushed, and the second pressure relief stop plug is driven to reset to block the pressure relief hole.
As a further improvement of the technical scheme, the water outlet end and the water inlet end are arranged up and down, the water inlet blocking plug is connected with a sliding block, the sliding block is in sliding fit with the inner wall of the water inlet cavity up and down, and a through hole corresponding to the pressure relief hole is formed in the sliding block. In the water inlet process, the water inlet blocking plug can slide up and down in the water inlet cavity along with the sliding block, so that the stability and the fluency of the movement of the water inlet blocking plug are improved.
As a further improvement of the technical scheme, a guide frame is fixedly arranged in the water inlet cavity, and the sliding rod is connected with the guide frame in a sliding manner. The guide frame mainly plays a role in guiding the sliding rod.
As a further improvement of the above technical solution, the first pressure relief stopper is in sliding fit with the pressure relief channel. First pressure release is kept off the stopper and can be slided in the pressure release passageway, improves first pressure release and keeps off stability and the smoothness nature that the stopper removed.
As a further improvement of the technical scheme, the electric water heater also comprises an alarm connected with the controller. When the pressure relief device is damaged, the alarm gives an alarm to play a role in reminding.
As a further improvement of the technical scheme, the electric heating component comprises an electric heating pipe arranged in the inner container. The water in the inner container is heated by the electric heating pipe.
As a further improvement of the technical scheme, the periphery of the inner container is wrapped with a heat-insulating layer, and a shell is sleeved on the periphery of the heat-insulating layer. The heat-insulating layer can protect the hot water in the inner container.
Drawings
The invention is further described with reference to the accompanying drawings and examples;
FIG. 1 is a cross-sectional view of an embodiment of the electric water heater of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the pressure relief device of the present invention shown without pressure relief;
fig. 3 is a cross-sectional view of an embodiment of a pressure relief device according to the present invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if words such as "a plurality" are described, the meaning is one or more, the meaning of a plurality is two or more, more than, less than, more than, etc. are understood as excluding the present number, and more than, less than, etc. are understood as including the present number.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 3, the electric water heater with the function of preventing the water pressure of the inner container from being overhigh comprises the following embodiments:
the electric water heater of the embodiment comprises: the water pressure sensor comprises an inner container 100, an electric heating assembly, a water pressure sensor 200, a pressure relief device 300 and a controller 500.
Wherein the electric heating assembly comprises an electric heating pipe 600 disposed in the inner container 100, and when in use, the electric heating pipe 600 heats the water in the inner container 100, and in some other embodiments, other heating elements, such as heating wires, may be adopted.
The outer periphery of the inner container 100 is wrapped with an insulating layer 110, and an outer shell 120 is sleeved on the outer periphery of the insulating layer 110. The insulating layer 110 may protect the hot water of the inner container 100.
The water pressure sensor 200 is disposed in the inner container 100, and the water pressure sensor 200 is used for detecting the water pressure of the inner container 100.
The pressure relief device 300 of this embodiment includes a pressure relief valve body 310, an electric valve core assembly, a hall sensor 330, the pressure relief valve body 310 is provided with a pressure relief passage 311, a pressure relief water outlet 312 and a pressure relief water inlet 313 communicated with the pressure relief passage 311, the electric valve core assembly is disposed in the pressure relief passage 311, the hall sensor 330 is used for detecting water flow flowing through the pressure relief passage 311, the hall sensor 330 can be disposed in the pressure relief water outlet 312 and the pressure relief water inlet 313, this embodiment is disposed in the pressure relief water outlet 312, the controller 500 is simultaneously connected with the hall sensor 330, the electric valve core assembly, the water pressure sensor 200 and the electric heating assembly electrically, the controller 500 is configured to receive the signal of the water pressure sensor 200 and control the electric valve core assembly to be connected or disconnected with the valve pressure relief passage 311, and the controller 500 is configured to receive the, And controlling the electric heating assembly to stop heating.
Wherein the electric valve core assembly is used for switching on or off the valve pressure relief channel 311, specifically: electric valve core subassembly includes first pressure release spring 320, electro-magnet 340, first pressure release and keeps off stopper 350, magnetic path 360, first pressure release keeps off stopper 350 and first pressure release spring 320 and sets up in pressure release passageway 311, the one end and the first pressure release of first pressure release spring 320 keep off stopper 350 butt, the other end of first pressure release spring 320 is in the inner wall butt of pressure release valve body 310, first pressure release spring 320 is used for promoting first pressure release keeps off stopper 350 shutoff pressure release delivery port 312, electro-magnet 340 sets up in the one end that first pressure release spring 320 kept away from first pressure release and keeps off stopper 350, magnetic path 360 sets up on first pressure release keeps off stopper 350, electro-magnet 340 is connected with controller 500 electricity, controller 500 is configured to receive water pressure sensor 200's signal, and control electro-magnet 340 circular telegram or the outage.
In order to improve the stability and the smoothness of the movement of the first pressure relief stopper 350, the first pressure relief stopper 350 is slidably fitted to the pressure relief passage 311.
When the water pressure sensor 200 detects that the water pressure of the liner 100 exceeds a preset value, the controller 500 controls the electromagnet 340 to be electrified, the electromagnet 340 generates a magnetic field for attracting the magnetic block 360, the magnetic block 360 drives the first pressure relief blocking plug 350 to move to open the pressure relief water outlet 312, the first pressure relief spring 320 is compressed, and water in the liner 100 can be discharged from the pressure relief water outlet 312, so that the pressure relief effect is realized; when the water pressure sensor 200 detects that the water pressure of the liner 100 is smaller than a preset value, the controller 500 controls the electromagnet 340 to be powered off, the electromagnet 340 stops working, the first pressure relief stop plug 350 resets under the action of the first pressure relief spring 320, and the pressure relief water outlet 312 is blocked; in addition, in the process of pressure relief of the pressure relief channel 311, the hall sensor 330 detects the water flow flowing through the pressure relief water outlet 312, that is, whether water in the inner container 100 flows out of the pressure relief water outlet 312 is detected, if the hall sensor 330 detects that no water exists and the water pressure of the inner container 100 is not changed, it is proved that the electric valve core assembly is damaged at this time, and the controller 500 controls the electric heating assembly to stop heating.
Further, in order to reduce the number of holes formed in the inner container 100, the pressure relief device 300 further includes a water inlet valve body 370, a water inlet blocking plug 380 and a water inlet spring 390, the water inlet valve body 370 is provided with a water inlet cavity 371, a water inlet end 372, a water outlet end 373 and a pressure relief port end 374 which are communicated with the water inlet cavity 371, the pressure relief water inlet 313 is communicated with the pressure relief port end 374, the water outlet end 373 is communicated with the inner container 100, the water inlet blocking plug 380 and the water inlet spring 390 are arranged in the water inlet cavity 371, one end of the water inlet spring 390 is abutted to the water inlet blocking plug 380, the other end of the water inlet spring 390 is abutted to the inside of the water inlet valve body 370, the water inlet spring 390 is used for pushing the first pressure relief blocking plug 350 to block the water inlet end 372, only a water inlet hole needs to be opened at this time, and when the pressure. When water enters, the water pressure pushes the water inlet blocking plug 380, the water inlet spring 390 is compressed, at the moment, water flows into the water inlet cavity 371 from a gap between the water inlet blocking plug 380 and the water inlet end 372, then enters the liner 100 from the water outlet end 373, after the liner 100 is filled with water, the water inlet spring 390 extends, the water inlet blocking plug 380 is pushed, and the water inlet blocking plug 380 blocks the water inlet end 372 to stop water inlet. When the pressure is released, because the water inlet cavity 371 is communicated with the inner container 100, the water in the inner container 100 can enter the pressure releasing water inlet 313 through the water inlet cavity 371.
Furthermore, in order to reduce the number of actions of the electric valve core assembly and improve the service life, a pressure relief function is also added in the water inlet valve body 370, specifically, the pressure relief device 300 further comprises a sliding rod 400 and a second pressure relief spring 410, the water inlet stopper 380 is provided with a pressure relief hole 381, one end of the sliding rod 400 extends into the water inlet cavity 371 through the pressure relief hole 381 from outside to inside, the second pressure relief spring 410 is sleeved on the periphery of the sliding rod 400, the inner end of the sliding rod 400 is provided with a butting step 420, one end of the second pressure relief spring 410 is butted with the butting step 420, the other end of the second pressure relief spring 410 is butted with the inner end face of the water inlet stopper 380, the outer end of the sliding rod 400 is connected with the second pressure relief stopper 430, the second pressure relief spring 410 is used for pushing the sliding rod 400 to move inwards, so that the second pressure relief stopper 430 blocks the pressure relief hole 381, a gap is left between the sliding rod 400 and the pressure relief hole 381, when the pressure of the liner 100 reaches a certain limit value, the liner 100 pushes the sliding rod 400 by water pressure, the second pressure relief spring 410 is compressed, and at this time, water flow of the liner 100 enters the water inlet pipeline from the gap between the second pressure relief stopper 430 and the pressure relief hole 381. When the pressure of the inner container 100 is reduced, the second pressure relief spring 410 extends, and the sliding rod 400 is pushed to drive the second pressure relief stop 430 to return to block the pressure relief hole 381.
In addition, the water outlet end 373 and the water inlet end 372 are arranged up and down, the water inlet blocking plug 380 is connected with a sliding block 382, the sliding block 382 is in up-and-down sliding fit with the inner wall of the water inlet cavity 371, and a through hole 383 corresponding to the pressure relief hole 381 is arranged on the sliding block 382. In the water inlet process, the water inlet blocking plug 380 can slide up and down in the water inlet cavity 371 along with the sliding block 382, so that the moving stability and the moving fluency of the water inlet blocking plug 380 are improved.
In order to improve the moving stability of the sliding rod 400, a guide frame 375 is fixedly installed in the water inlet cavity 371, and the sliding rod 400 is slidably connected with the guide frame 375.
In some embodiments, the electric water heater further comprises an alarm connected to the controller 500, wherein the alarm gives an alarm to remind a user when the pressure relief device 300 is damaged.
In some embodiments, the pressure relief is carried out at a certain moment by adjusting the preset water pressure value, so that the problem that the electric water heater drips water all the time in the heating process is solved.
In some embodiments, the electric valve core assembly may adopt an electric valve core with other structures, for example, an electric butterfly valve core, an electric flap valve core, and the like.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention as set forth in the claims appended hereto.
Claims (10)
1. The utility model provides an electric water heater with prevent too high function of inner bag water pressure which characterized in that: it includes:
an inner container (100);
the electric heating assembly is arranged in the inner container (100);
a water pressure sensor (200) provided in the inner container (100), the water pressure sensor (200) being configured to detect a water pressure of the inner container (100);
the pressure relief device (300) comprises a pressure relief valve body (310), an electric valve core assembly and a Hall sensor (330), wherein the pressure relief valve body (310) is provided with a pressure relief channel (311), a pressure relief water outlet (312) and a pressure relief water inlet (313) which are communicated with the pressure relief channel (311), the electric valve core assembly is arranged in the pressure relief channel (311), and the Hall sensor (330) is used for detecting the water flow passing through the pressure relief channel (311);
the controller (500) is simultaneously electrically connected with the Hall sensor (330), the electric valve core assembly, the water pressure sensor (200) and the electric heating assembly, the controller (500) is configured to receive a signal of the water pressure sensor (200) and control the electric valve core assembly to switch on or switch off the valve pressure relief channel (311), and the controller (500) is configured to receive signals of the Hall sensor (330) and the water pressure sensor (200) and control the electric heating assembly to stop heating.
2. The electric water heater with the function of preventing the water pressure of the inner container from being overhigh as claimed in claim 1, is characterized in that:
the electric valve core assembly comprises a first pressure relief spring (320), an electromagnet (340), a first pressure relief blocking plug (350) and a magnetic block (360), wherein the first pressure relief blocking plug (350) and the first pressure relief spring (320) are arranged in a pressure relief channel (311), one end of the first pressure relief spring (320) is abutted to the first pressure relief blocking plug (350), the other end of the first pressure relief spring (320) is abutted to the inner wall of the pressure relief valve body (310), the first pressure relief spring (320) is used for pushing the first pressure relief blocking plug (350) to block the pressure relief water outlet (312), the electromagnet (340) is arranged at one end, far away from the first pressure relief blocking plug (350), of the first pressure relief spring (320), the magnetic block (360) is arranged on the first pressure relief blocking plug (350), the electromagnet (340) is electrically connected with a controller (500), and the controller (500) is configured to receive a signal, a signal and a signal of the water pressure sensor (200), And the electromagnet (340) is controlled to be powered on or powered off.
3. The electric water heater with the function of preventing the water pressure of the inner container from being overhigh as claimed in claim 2, is characterized in that:
pressure relief device (300) still includes intake valve body (370), advances water and keeps off stopper (380), intake spring (390), intake valve body (370) be provided with intake antrum (371), with intake antrum (371) intercommunication intake end (372), delivery port end (373) and pressure release mouth end (374), pressure release water inlet (313) with pressure release mouth end (374) intercommunication, delivery port end (373) with inner bag (100) intercommunication, intake fender stopper (380) and intake spring (390) set up in intake antrum (371), the one end and the intake of intake spring (390) keep off stopper (380) butt, the other end and the inside butt of intake valve body (370) of intake spring (390), intake spring (390) are used for promoting first pressure release keeps off stopper (350) shutoff intake end (372).
4. The electric water heater with the function of preventing the water pressure of the inner container from being overhigh as claimed in claim 3, is characterized in that:
pressure relief device (300) still includes slide bar (400), second pressure release spring (410), it is provided with pressure release hole (381) to advance to keep off stopper (380), the one end of slide bar (400) is by outer toward interior pressure release hole (381) of passing stretch into intake antrum (371), second pressure release spring (410) cover establish with the periphery of slide bar (400 the inner of slide bar (400) is provided with butt step (420), the one end and the butt step (420) butt of second pressure release spring (410), the other end and the interior terminal surface butt of intaking fender stopper (380) of second pressure release spring (410) the outer end of slide bar (400) is connected with second pressure release and keeps off stopper (430), second pressure release spring (410) are used for promoting pressure release slide bar (400) are toward interior removal, make second pressure release keep off stopper (430) shutoff pressure release hole (381).
5. The electric water heater with the function of preventing the water pressure of the inner container from being overhigh as claimed in claim 4, is characterized in that:
go out water port end (373) and water inlet end (372) and be setting up from top to bottom, it keeps off stopper (380) to intake is connected with sliding block (382), sliding block (382) with sliding fit about the inner wall of intake antrum (371) be provided with on sliding block (382) with through-hole (383) that pressure release hole (381) correspond.
6. The electric water heater with the function of preventing the water pressure of the inner container from being overhigh as claimed in claim 5, is characterized in that:
the water inlet cavity (371) is internally and fixedly provided with a guide frame (375), and the sliding rod (400) is in sliding connection with the guide frame (375).
7. The electric water heater with the function of preventing the water pressure of the inner container from being overhigh as claimed in claim 2, is characterized in that:
the first pressure relief stop plug (350) is in sliding fit with the pressure relief channel (311).
8. The electric water heater with the function of preventing the water pressure of the inner container from being overhigh as claimed in claim 1, is characterized in that:
the electric water heater also comprises an alarm connected with the controller (500).
9. The electric water heater with the function of preventing the water pressure of the inner container from being overhigh as claimed in claim 1, is characterized in that:
the electric heating component comprises an electric heating pipe (600) arranged in the inner container (100).
10. The electric water heater with the function of preventing the water pressure of the inner container from being overhigh as claimed in claim 1, is characterized in that:
the periphery of the inner container (100) is wrapped with a heat insulation layer (110), and a shell (120) is sleeved on the periphery of the heat insulation layer (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011486669.8A CN112484300A (en) | 2020-12-16 | 2020-12-16 | Electric water heater with function of preventing water pressure of inner container from being too high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011486669.8A CN112484300A (en) | 2020-12-16 | 2020-12-16 | Electric water heater with function of preventing water pressure of inner container from being too high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112484300A true CN112484300A (en) | 2021-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011486669.8A Pending CN112484300A (en) | 2020-12-16 | 2020-12-16 | Electric water heater with function of preventing water pressure of inner container from being too high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112484300A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963550A (en) * | 2021-06-23 | 2022-08-30 | 青岛经济技术开发区海尔热水器有限公司 | Water heater and control method |
-
2020
- 2020-12-16 CN CN202011486669.8A patent/CN112484300A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963550A (en) * | 2021-06-23 | 2022-08-30 | 青岛经济技术开发区海尔热水器有限公司 | Water heater and control method |
| CN114963550B (en) * | 2021-06-23 | 2024-03-29 | 青岛经济技术开发区海尔热水器有限公司 | Water heater and control method |
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