CN110887239A - Electric water heater electric leakage detection LED lamp - Google Patents
Electric water heater electric leakage detection LED lamp Download PDFInfo
- Publication number
- CN110887239A CN110887239A CN201911122629.2A CN201911122629A CN110887239A CN 110887239 A CN110887239 A CN 110887239A CN 201911122629 A CN201911122629 A CN 201911122629A CN 110887239 A CN110887239 A CN 110887239A
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- Prior art keywords
- water heater
- motor
- electric water
- face
- shaft
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Classifications
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0044—Household appliances, e.g. washing machines or vacuum cleaners
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The invention discloses an electric water heater leakage detection LED lamp, which comprises a machine body, wherein the machine body is fixed on the front end surface of the electric water heater, a motor cavity is arranged in the machine body, a rotating mechanism is arranged in the motor cavity, the rotating mechanism comprises a lower end wall which is rotatably provided with a vertical shaft, the left side of the rotating mechanism is provided with a closing mechanism, the closing mechanism comprises a rotating block, the rear end surface of the rotating block is provided with a clamping groove with a backward opening, the lower side of the closing mechanism is provided with a warning mechanism, the warning mechanism comprises a hollow shaft, a working cavity with a downward opening is arranged in the machine body, the left end wall of the working cavity is rotatably provided with the hollow shaft, when the electric water heater leaks electricity, current can be conducted along water flow and a metal pipeline, the current can start the device, when the electric water leaks electricity, the device can immediately, meanwhile, an air bag is generated to isolate the electric water heater, so that the electric water heater is prevented from being touched by mistake, and the occurrence of safety accidents caused by electric leakage of the electric water heater is reduced.
Description
Technical Field
The invention relates to the field of LED lamps, in particular to an electric leakage detection LED lamp of an electric water heater.
Background
The electric water heater is a water heater which uses electricity as energy source to heat, and is one of three water heaters which are parallel to a gas water heater and a solar water heater, the electric water heater can be divided into a water storage type (also called a volume type or a heat storage type), an instant heating type and a quick heating type (also called a semi-water storage type) according to the heating power, and a grounding plug of the electric water heater can be cut off by some people for convenient installation, so that the electric leakage possibility of the electric water heater is increased, when people take a bath, the electric water heater leaks electricity, the current can be transmitted to the human body along with the water flow, great harm is caused to the human body, and if the electric water heater is.
Disclosure of Invention
The invention aims to solve the technical problem of providing an electric leakage detection LED lamp of an electric water heater, and solves the problems that the electric leakage of the electric water heater is not easy to be perceived, the electric leakage of the electric water heater is easy to cause potential safety hazards and the like.
The invention is realized by the following technical scheme.
The invention discloses an electric water heater electric leakage detection LED lamp which comprises a machine body, wherein the machine body is fixed on the front end surface of an electric water heater, a motor cavity is arranged in the machine body, a rotating mechanism is arranged in the motor cavity, the rotating mechanism comprises a vertical shaft, a spline is fixedly arranged on the vertical shaft, a movable bevel gear is arranged on the spline in a vertically movable mode, a rotating groove is formed in the lower end surface of the movable bevel gear, and the movable bevel gear can move up and down on the spline;
the left side of the rotating mechanism is provided with a closing mechanism, the closing mechanism comprises a rotating block, the rear end face of the rotating block is provided with a clamping groove with a backward opening, a closing cavity is arranged in the end wall of the left side of the motor cavity, the rear end wall of the closing cavity is provided with a contact port in a front-back through manner, a clamping block is arranged in the clamping groove in a left-right sliding manner, a clamping spring is connected between the end face of the clamping block, which is far away from the transverse shaft, and the end wall of the clamping groove, which is far away from the transverse shaft, a transverse rod is fixedly arranged on the rear end face of the clamping block, a clamping rod is fixedly arranged on the rear end face of the transverse rod, a power switch is rotatably arranged on the front end face of the electric water heater, the two clamping rods can clamp the power switch and drive the power switch to rotate, the front end face of the closing cavity is rotatably provided with the transverse, a first belt is wound on the rotating block;
closing mechanism downside is equipped with warning mechanism, warning mechanism includes the hollow shaft, be equipped with the decurrent working chamber of opening in the fuselage, the working chamber left end wall rotates and is equipped with the hollow shaft, be equipped with the moving chute that the opening is right in the hollow shaft, it is equipped with sealed piece to remove about can moving the inslot, sealed piece right-hand member face is connected with the fine rule, it is equipped with the intercommunication mouth to link up from top to bottom to move the chute upper end wall, the fixed gasbag frame that is equipped with of hollow shaft up end, be equipped with the gasbag chamber in the gasbag frame, it is equipped with the connector to link up from top to bottom to gasbag chamber lower extreme wall, the connector with the intercommunication mouth intercommunication, sealed piece can make to the right movement the air in the.
Preferably, the fixed motor that is equipped with of motor chamber right-hand member wall, the motor left end face rotates and is equipped with the motor shaft, the fixed motor drive bevel gear that is equipped with on the motor shaft, the fuselage internal fixation is equipped with the LED lamp, it is equipped with the contact block to rotate the inslot, contact block lower extreme face with be connected with between motor chamber lower extreme wall and promote the spring, the fixed montant that is equipped with of contact block lower extreme face, working chamber right-hand member wall is equipped with the opening promotion groove to the left, it is equipped with the transfer line to remove about the promotion inslot, transfer line right-hand member face with be connected with expanding spring between promotion groove right-.
Preferably, a rotating cavity is formed in the machine body, a driven shaft is arranged on the rear end wall of the rotating cavity in a rotating mode, a second belt wheel and a transmission bevel gear are fixedly arranged on the driven shaft from back to front in sequence, a first belt is wound on the second belt wheel, a motor bevel gear is fixedly arranged on a motor shaft, a magnet is fixedly arranged on the motor shaft, a third belt wheel is arranged on the magnet, a second belt is wound on the third belt wheel, the motor bevel gear is arranged on the left side of the third belt wheel, and the third belt wheel is arranged on the left side of the motor transmission bevel gear.
Preferably, a stop lever is fixedly arranged on the left end wall of the working cavity, a fourth belt pulley is fixedly arranged on the hollow shaft, a second belt is wound on the fourth belt wheel, the fourth belt wheel is arranged on the left side of the air bag frame, a baffle plate is arranged in the air bag cavity and can move up and down, an air bag is fixedly arranged on the lower end surface of the baffle plate, an air pipe is connected between the air bag and the connecting port, a thrust spring is connected between the lower end surface of the baffle and the lower end wall of the air bag cavity, the right end wall of the working cavity is provided with a leftward line wheel cavity with an opening, a reel is arranged on the vertical shaft, the fine wire is wound on the reel, a transmission groove is arranged in the reel, the transmission groove is internally provided with a transmission block which can move left and right, the end face of the transmission block, which is far away from the vertical shaft, and the end face of the transmission groove, which is far away from the vertical shaft, are connected with a transmission spring, and the vertical shaft is fixedly provided with a fixed block.
Preferably, the extension spring elastic force is greater than the push spring elastic force.
Preferably, a hot water pipe is arranged on the lower end face of the electric water heater, a detection block is sleeved on the hot water pipe, and an electric wire is connected between the detection block and the machine body.
The invention has the beneficial effects that: when the electric water heater leaks electricity, the current can be conducted along the water flow and the metal pipeline, the current can start the device, when the electric water heater leaks electricity, the device can immediately turn off a switch of the electric water heater, an LED with a warning function and the like are lightened, and meanwhile, an air bag can be generated to isolate the electric water heater, so that the electric water heater is prevented from being touched by mistake, the occurrence of safety accidents caused by the electric water heater leakage is reduced, and a good safety protection effect is achieved.
Drawings
In order to more clearly illustrate the embodiments of the 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, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of the fuselage of FIG. 1;
FIG. 3 is an enlarged view of the point A in FIG. 2;
FIG. 4 is a schematic view of the direction B-B in FIG. 2;
fig. 5 is a schematic view in the direction of C-C in fig. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The electric water heater leakage detection LED lamp described in conjunction with the attached drawings 1-5 comprises a body 11, the body 11 is fixed on the front end face of the electric water heater, a motor cavity 24 is arranged in the body 11, a rotating mechanism 70 is arranged in the motor cavity 24, the rotating mechanism 70 comprises a vertical shaft 27 which is rotatably arranged on the lower end wall, a spline 26 is fixedly arranged on the vertical shaft 27, a movable bevel gear 25 is arranged on the spline 26 in a vertically movable manner, a rotating groove 30 is arranged on the lower end face of the movable bevel gear 25, and the movable bevel gear 25 can move up and down on the spline 26;
a closing mechanism 71 is arranged on the left side of the rotating mechanism 70, the closing mechanism 71 includes a rotating block 63, a clamping groove 56 with a backward opening is arranged on the rear end face of the rotating block 63, a related closing cavity 48 is arranged in the left end wall of the motor cavity 24, a contact port 62 is arranged on the rear end wall of the closing cavity 48 in a front-back through manner, a clamping block 58 is arranged in the clamping groove 56 in a left-right sliding manner, a clamping spring 57 is connected between the end face of the clamping block 58 far away from the transverse shaft 50 and the end wall of the clamping groove 56 far away from the transverse shaft 50, a transverse rod 61 is fixedly arranged on the rear end face of the clamping block 58, a clamping rod 60 is fixedly arranged on the rear end face of the transverse rod 61, a power switch 59 is rotatably arranged on the front end face of the electric water heater 10, the two clamping rods 60 can clamp the power switch 59 and drive the power switch 59 to rotate, a transverse shaft 50, a first belt pulley 49 is fixedly arranged on the transverse shaft 50, the first belt pulley 49 is arranged on the front side of the clamping rod 60, and a first belt 13 is wound on the rotating block 63;
Beneficially, the rotating mechanism 70 is described in detail, the right end wall of the motor cavity 24 is fixedly provided with the motor 28, the left end surface of the motor 28 is rotatably provided with the motor shaft 21, the motor shaft 21 is fixedly provided with the motor transmission bevel gear 23, the machine body 11 is internally and fixedly provided with the LED lamp 22, the rotating groove 30 is internally provided with the contact block 29, a pushing spring 32 is connected between the lower end surface of the contact block 29 and the lower end wall of the motor cavity 24, the lower end surface of the contact block 29 is fixedly provided with the vertical rod 31, the right end wall of the working cavity 45 is provided with the pushing groove 33 with a leftward opening, the pushing groove 33 is internally provided with the transmission rod 35 capable of moving left and right, and the right end surface of the transmission rod 35 and the right end.
Advantageously, describing the closing mechanism 71 in detail, a rotating cavity 15 is formed in the body 11, a driven shaft 66 is rotatably disposed on a rear end wall of the rotating cavity 15, a second pulley 65 and a transmission bevel gear 16 are fixedly disposed on the driven shaft 66 from back to front, the first belt 13 is wound on the second pulley 65, a motor bevel gear 14 is fixedly disposed on the motor shaft 21, a magnet 17 is fixedly disposed on the motor shaft 21, a third pulley 20 is disposed on the magnet 17, a second belt 18 is wound on the third pulley 20, the motor bevel gear 14 is disposed on the left side of the third pulley 20, and the third pulley 20 is disposed on the left side of the motor transmission bevel gear 23.
Beneficially, the warning mechanism 72 is depicted in detail, a stop lever 47 is fixedly arranged on the left end wall of the working cavity 45, a fourth pulley 46 is fixedly arranged on the hollow shaft 36, a second belt 18 is wound on the fourth pulley 46, the fourth pulley 46 is arranged on the left side of the air bag frame 67, a baffle plate 41 is arranged in the air bag cavity 43 and can move up and down, an air bag 42 is fixedly arranged on the lower end surface of the baffle plate 41, an air pipe 39 is connected between the air bag 42 and the connecting port 37, a thrust spring 44 is connected between the lower end surface of the baffle plate 41 and the lower end wall of the air bag cavity 43, an opening left line wheel cavity 75 is arranged on the right end wall of the working cavity 45, a reel 51 is arranged on the vertical shaft 27, the thin line 40 is wound on the reel 51, a transmission groove 55 is arranged in the reel 51, a left-right movement transmission block 52 is arranged in the transmission groove 55, a transmission block 52 is connected between the end surface of the transmission block 52 far away from the vertical shaft 27 A movable spring 54, and a fixed block 53 is fixedly arranged on the vertical shaft 27.
Advantageously, the elastic force of the extension spring 34 is greater than the elastic force of the push spring 32.
Beneficially, the lower end face of the electric water heater 10 is provided with a hot water pipe 69, the hot water pipe 69 is sleeved with a detection block 12, and an electric wire 19 is connected between the detection block 12 and the machine body 11.
In the initial state, the push spring 32, the push spring 44 and the clamping spring 57 are in a compressed state, and the extension spring 34 and the transmission spring 54 are in a normal state.
When the electric water heater is installed, the machine body 11 is fixed on the front end face of the electric water heater 10, and the two clamping rods 60 are pulled apart, so that the clamping rods 60 can clamp the power switch 59;
when the electric water heater 10 leaks electricity, the hot water pipe 69 starts to conduct electricity, the detection block 12 transmits the electricity on the hot water pipe 69 into the machine body 11 through the electric wire 19, the LED lamp 22 lights up, the motor 28 starts, the motor 28 drives the motor shaft 21 to rotate, the motor shaft 21 drives the motor bevel gear 14 to rotate, the motor bevel gear 14 is meshed to drive the transmission bevel gear 16 to rotate, the transmission bevel gear 16 drives the second belt wheel 65 to rotate through the driven shaft 66, the second belt wheel 65 drives the first belt wheel 49 to rotate through the first belt 13 friction, the first belt wheel 49 drives the rotating block 63 to rotate through the transverse shaft 50, the rotating block 63 drives the cross bar 61 to rotate through the clamping block 58, the cross bar 61 drives the clamping bar 60 to rotate, the clamping bar 60 drives the power switch 59 to rotate, the power switch 59 turns off the power supply of the electric water heater 10, the motor shaft 21 drives the third belt wheel 20 to rotate through the magnet 17, the third belt, the fourth belt wheel 46 drives the hollow shaft 36 to rotate, the hollow shaft 36 drives the air bag frame 67 to rotate, the air bag frame 67 is blocked by the blocking rod 47 after rotating, the magnet 17 cannot drive the fourth belt wheel 46 to rotate continuously, the air bag frame 67 drives the baffle 41 to rotate, when the baffle 41 rotates to the lower side of the hollow shaft 36, the thrust spring 44 pushes the baffle 41 to be away from the hollow shaft 36, 6 pushes the transmission rod 35 to move rightwards, the transmission rod 35 pushes the vertical rod 31 to move upwards, the vertical rod 31 drives the movable bevel gear 25 to move upwards, the movable bevel gear 25 moves upwards to be meshed with the motor transmission bevel gear 23, the motor transmission bevel gear 23 rotates along with the motor shaft 21, the motor transmission bevel gear 23 is meshed to drive the movable bevel gear 25 to rotate, the movable bevel gear 25 drives the reel 51 to rotate through the vertical shaft 27, the reel 51, so that the air in the moving groove 38 enters the air bag 42 to enlarge the air bag 42.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an electric water heater electric leakage detection LED lamp, includes the fuselage, its characterized in that: the electric water heater is characterized in that the machine body is fixed on the front end face of the electric water heater, a motor cavity is arranged in the machine body, a rotating mechanism is arranged in the motor cavity, the rotating mechanism comprises a vertical shaft, a spline is fixedly arranged on the vertical shaft, a movable bevel gear is arranged on the spline in a vertically movable mode, a rotating groove is formed in the lower end face of the movable bevel gear, and the movable bevel gear can move on the spline in a vertically movable mode;
the left side of the rotating mechanism is provided with a closing mechanism, the closing mechanism comprises a rotating block, the rear end face of the rotating block is provided with a clamping groove with a backward opening, a closing cavity is arranged in the end wall of the left side of the motor cavity, the rear end wall of the closing cavity is provided with a contact port in a front-back through manner, a clamping block is arranged in the clamping groove in a left-right sliding manner, a clamping spring is connected between the end face of the clamping block, which is far away from the transverse shaft, and the end wall of the clamping groove, which is far away from the transverse shaft, a transverse rod is fixedly arranged on the rear end face of the clamping block, a clamping rod is fixedly arranged on the rear end face of the transverse rod, a power switch is rotatably arranged on the front end face of the electric water heater, the two clamping rods can clamp the power switch and drive the power switch to rotate, the front end face of the closing cavity is rotatably provided with the transverse, a first belt is wound on the rotating block;
closing mechanism downside is equipped with warning mechanism, warning mechanism includes the hollow shaft, be equipped with the decurrent working chamber of opening in the fuselage, the working chamber left end wall rotates and is equipped with the hollow shaft, be equipped with the moving chute that the opening is right in the hollow shaft, it is equipped with sealed piece to remove about can moving the inslot, sealed piece right-hand member face is connected with the fine rule, it is equipped with the intercommunication mouth to link up from top to bottom to move the chute upper end wall, the fixed gasbag frame that is equipped with of hollow shaft up end, be equipped with the gasbag chamber in the gasbag frame, it is equipped with the connector to link up from top to bottom to gasbag chamber lower extreme wall, the connector with the intercommunication mouth intercommunication, sealed piece can make to the right movement the air in the.
2. The electric water heater electric leakage detection LED lamp according to claim 1, characterized in that: the fixed motor that is equipped with of motor chamber right-hand member wall, the motor left end face rotates and is equipped with the motor shaft, the fixed motor drive bevel gear that is equipped with on the motor shaft, the fuselage internal fixation is equipped with the LED lamp, it is equipped with the contact block to rotate the inslot, the contact block lower extreme face with be connected with between the motor chamber lower extreme wall and promote the spring, the fixed montant that is equipped with of contact block lower extreme face, working chamber right-hand member wall is equipped with the opening thrust groove to the left, it is equipped with the transfer line to remove about the thrust groove can, transfer line right-hand member face with be connected with expanding spring between the.
3. The electric water heater electric leakage detection LED lamp according to claim 2, characterized in that: the improved motor is characterized in that a rotating cavity is formed in the machine body, a driven shaft is arranged on the rear end wall of the rotating cavity in a rotating mode, a second belt wheel and a transmission bevel gear are fixedly arranged on the driven shaft from back to front in sequence, a first belt is wound on the second belt wheel, a motor bevel gear is fixedly arranged on the motor shaft, a magnet is fixedly arranged on the motor shaft, a third belt wheel is arranged on the magnet, a second belt is wound on the third belt wheel, the motor bevel gear is arranged on the left side of the third belt wheel, and the third belt wheel is arranged on the left side of the motor transmission bevel gear.
4. The electric water heater electric leakage detection LED lamp according to claim 1, characterized in that: the fixed pin that is equipped with of working chamber left end wall, the fixed fourth band pulley that is equipped with on the hollow shaft, around having the second belt on the fourth band pulley, the fourth band pulley sets up gasbag frame left side, the gasbag intracavity can reciprocate and be equipped with the baffle, the fixed gasbag that is equipped with of terminal surface under the baffle, the gasbag with be connected with the trachea between the connector, terminal surface under the baffle with be connected with thrust spring under the gasbag chamber between the terminal wall, working chamber right-hand member wall is equipped with opening line wheel chamber left, be equipped with the reel on the vertical axis, around having on the reel the fine rule, be equipped with the drive groove in the reel, can remove about the drive groove and be equipped with the transmission piece, the transmission piece is kept away from the terminal surface of vertical axis with the drive groove is kept away from be connected with transmission spring between the terminal surface of vertical axis, the fixed block that is.
5. The electric water heater electric leakage detection LED lamp according to claim 2, characterized in that: the elastic force of the extension spring is larger than that of the pushing spring.
6. The electric water heater electric leakage detection LED lamp according to claim 1, characterized in that: the lower end face of the electric water heater is provided with a hot water pipe, the hot water pipe is sleeved with a detection block, and an electric wire is connected between the detection block and the machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911122629.2A CN110887239B (en) | 2019-11-15 | 2019-11-15 | Electric water heater electric leakage detection LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911122629.2A CN110887239B (en) | 2019-11-15 | 2019-11-15 | Electric water heater electric leakage detection LED lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110887239A true CN110887239A (en) | 2020-03-17 |
| CN110887239B CN110887239B (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911122629.2A Active CN110887239B (en) | 2019-11-15 | 2019-11-15 | Electric water heater electric leakage detection LED lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN110887239B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59183237A (en) * | 1983-04-04 | 1984-10-18 | Matsushita Electric Ind Co Ltd | Tap-operated electric water heater |
| JPH02197756A (en) * | 1989-01-27 | 1990-08-06 | Matsushita Electric Ind Co Ltd | Remote controlled electric water heater |
| CN203907983U (en) * | 2014-04-29 | 2014-10-29 | 中山市广盛实业有限公司 | Electric water heater with electronic thermostatic valve |
| CN206806263U (en) * | 2017-06-07 | 2017-12-26 | 王凯 | A kind of earth leakage protective device safe to use |
| CN208332704U (en) * | 2018-04-12 | 2019-01-04 | 赵占林 | A kind of wall-mounted protection against electric shock water heater |
-
2019
- 2019-11-15 CN CN201911122629.2A patent/CN110887239B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59183237A (en) * | 1983-04-04 | 1984-10-18 | Matsushita Electric Ind Co Ltd | Tap-operated electric water heater |
| JPH02197756A (en) * | 1989-01-27 | 1990-08-06 | Matsushita Electric Ind Co Ltd | Remote controlled electric water heater |
| CN203907983U (en) * | 2014-04-29 | 2014-10-29 | 中山市广盛实业有限公司 | Electric water heater with electronic thermostatic valve |
| CN206806263U (en) * | 2017-06-07 | 2017-12-26 | 王凯 | A kind of earth leakage protective device safe to use |
| CN208332704U (en) * | 2018-04-12 | 2019-01-04 | 赵占林 | A kind of wall-mounted protection against electric shock water heater |
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| Publication number | Publication date |
|---|---|
| CN110887239B (en) | 2020-11-27 |
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Effective date of registration: 20201029 Address after: Classroom 102, 103, 202, 203, 206, Lizhi building, Taizhou technician college, No. 9, Longxuan Road, Jiulong Town, Hailing District, Taizhou City, Jiangsu Province Applicant after: TAIZHOU CHANGYU ELECTRICAL TECHNOLOGY Co.,Ltd. Address before: 311800 No. 181, Anhua community, Anhua Town, Zhuji City, Shaoxing City, Zhejiang Province Applicant before: Zhuji pingcuo Lighting Technology Co.,Ltd. |
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