CN109959158A - A kind of electric heater preventing electric leakage protection against electric shock - Google Patents

A kind of electric heater preventing electric leakage protection against electric shock Download PDF

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Publication number
CN109959158A
CN109959158A CN201711421616.6A CN201711421616A CN109959158A CN 109959158 A CN109959158 A CN 109959158A CN 201711421616 A CN201711421616 A CN 201711421616A CN 109959158 A CN109959158 A CN 109959158A
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CN
China
Prior art keywords
liner
electric
electric shock
protection against
electric heater
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201711421616.6A
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Chinese (zh)
Inventor
马凯敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Top Tri Wuxi Design Consultants Co Ltd
Original Assignee
Top Tri Wuxi Design Consultants Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Top Tri Wuxi Design Consultants Co Ltd filed Critical Top Tri Wuxi Design Consultants Co Ltd
Priority to CN201711421616.6A priority Critical patent/CN109959158A/en
Publication of CN109959158A publication Critical patent/CN109959158A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • 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
    • F24H9/0042—Cleaning arrangements
    • 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
    • F24H9/14—Arrangements for connecting different sections, e.g. in water heaters 
    • 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
    • F24H9/16—Arrangements for water drainage 
    • 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
    • F24H9/2021—Storage heaters

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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)
  • Resistance Heating (AREA)

Abstract

The invention discloses a kind of electric heaters for preventing electric leakage protection against electric shock, including Installation cabinet and control mechanism, apparatus for eliminating sludge and liner are installed in Installation cabinet, apparatus for eliminating sludge is connect with liner, electric heater is installed in liner, liner bottom surface is equipped with water inlet, water outlet, sewage draining exit, and water outlet is equipped with anti-electric shock apparatus；Anti-electric shock apparatus includes connector and diversion pipe, connector is mounted on diversion pipe both ends, connector includes connecting tube, connecting tube left end is equipped with connection screw thread, connecting tube right end is equipped with limit sleeve, connecting tube right end is arranged with fastening nut, sealing ring is equipped on the left of fastening nut, gasket is equipped on the inside of sealing ring, insulation strip is equipped with inside diversion pipe, diversion pipe both ends are equipped with thread bush, and the present invention not only has the characteristics that good anticreep protection against electric shock, also have the characteristics that good antiscale property, leakproofness are strong simultaneously, energy consumption can be effectively reduced and prolongs the service life.

Description

A kind of electric heater preventing electric leakage protection against electric shock
Technical field
The present invention relates to electric heater field, specially a kind of electric heater for preventing electric leakage protection against electric shock.
Background technique
Electric heater refers to the water heater heated using electricity as the energy, is and gas heater, solar water heater One of big water heater of mutually arranged side by side three.Electric heater can be divided into storage-type (also known as positive displacement or heat accumulation by heating power size Formula), three kinds of instant heating type, fast heating type (also known as half storage-type).Although common quick-heating electric water heater and double-mode electric water heater volume Almost, but internal structure is far from each other, and quick-heating electric water heater and storage-type electric water heater are than being only small volume, function Rate is bigger, so in heating speed faster really than storage-type electric water heater, but it cannot all reach i.e. in spring, autumn Heat will also preheat, that is, need to wait, and double-mode electric water heater is in spring, summer, three seasons of autumn available i.e. heat pattern, instant-heating.
For storage-type electric water heater, it is preferred to use the tap water of softened processing.How is the hardness of water quality, as long as seeing Whether frequent fouling (scale is mostly calcium, magnesium compound) is just very clear when heating up water in your family, and easy incrusted water should not be direct Hot water supply device uses (this is even more important to gas heater).The hardness of water is high, will cause form around electric heater it is thick Dirty clothing, reduces heating efficiency, since heat transfer speed slows down, can also jeopardize the service life of electric heater itself.In addition, water outlet The dirty layer of nozzle constantly thickeies, and the bore of pipe can be made to reduce, or even blocking, causes water heater failure.Therefore the hardness of water is extremely closed Important, the person of having ready conditions should add a small-sized softening plant before heater inleting pipe, to reduce the hardness of water.Incidentally, The higher water of hardness, during heating, the substances such as scaling degree and calcium, magnesium content in water, heating temperature, pressure, Time is related, also has substantial connection with the structure and container of electric heater.
For example, patent name is that a kind of invention/invention of Anti-electric shock electric water heater is special application No. is 201220359020.4 Benefit:
It is blocked by the dangerous power supply that cold water bakelite connector and hot water bakelite connector form cold water inlet and hot water outlet pipe Anticreep function is realized with leakage protecting plug.
But the existing method using stretched film Bale Cargo has the following deficiencies:
(1) when indoor ground wire bad connection or other electric appliances leak electricity, electric heater surface electrification, bathing Shi Huitong Water transport is overheated, the danger for causing bather to shock by electricity；
(2) the not set apparatus for eliminating sludge of electric heater in the prior art, water heater will cause around electric heater when in use and tie At thick dirty clothing, heating efficiency is reduced, since heat transfer speed slows down, can also jeopardize the service life of electric heater itself.
Summary of the invention
In order to overcome the shortcomings of that prior art, the present invention provide a kind of electric heater for preventing electric leakage protection against electric shock, this Invention not only has the characteristics that good anticreep protection against electric shock, while also having the characteristics that good antiscale property, leakproofness are strong, can effectively drop The problem of low energy expenditure is with prolonging the service life, can effectively solve background technique proposition.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of electric heater preventing electric leakage protection against electric shock, including Installation cabinet and control mechanism are fixedly installed in the Installation cabinet Apparatus for eliminating sludge and liner, the apparatus for eliminating sludge are connect with liner, and electric heater, the liner bottom surface are equipped in the liner Equipped with water inlet, water outlet, sewage draining exit, the water outlet is equipped with anti-electric shock apparatus；The anti-electric shock apparatus includes two companies Fitting and a diversion pipe in ' U ' shape, two connectors are mounted on diversion pipe both ends, and the connector includes connection Pipe, the connecting tube left end are equipped with connection screw thread, and the connecting tube right end is equipped with limit sleeve, and the connecting tube right end is arranged with tightly Gu nut, and fastening nut is located at limit sleeve left end, and sealing ring is equipped on the left of the fastening nut, is equipped on the inside of the sealing ring Gasket, be equipped with spiral helicine insulation strip inside the diversion pipe, and the diversion pipe both ends are equipped with to match with fastening nut Thread bush.
Further, the liner is double-layer structure, and the liner hollow layer is equipped with polyurethane insulation coating, under the liner Bottom surface is equipped with magnesium bar mounting hole, has been removably installed magnesium bar in the magnesium bar mounting hole.
Further, the water inlet is equipped with inlet valve, and the sewage draining exit is equipped with blowoff electromagnetic valve.
Further, the control mechanism includes single-chip microcontroller, and the single-chip microcontroller is electrically connected with display, digital-to-analogue conversion mould Block and silicon-controlled, the D/A converter module is electrically connected with temperature sensor, and the temperature sensor is jointly mounted to liner On the outer surface of internal layer, described silicon-controlled and electric heater is electrically connected.
Further, the apparatus for eliminating sludge includes supersonic generator and ultrasonic transducer, the supersonic generator It is electrically connected with ultrasonic transducer, the output end of the ultrasonic transducer is equipped with ultrasonic variable amplitude bar, the ultrasonic wave The output end of amplitude transformer is close-coupled at liner at the bottom.
Further, the Installation cabinet back side is equipped with cabinet mounting hole, is removably equipped with cabinet door, institute before the Installation cabinet State Installation cabinet bottom set there are three perforation.
Compared with prior art, the beneficial effects of the present invention are:
(1) anti-electric shock apparatus of the invention effectively can prevent bather from getting an electric shock, anti-electric shock apparatus by ' U ' shape diversion pipe and The insulation strip of diversion pipe intra helical increases the stroke of hot water flowing, and using the resistive of water, the voltage of leakage is reduced In the hot water, so that the voltage assigned to bather is very low, achieve the effect that protection against electric shock；
(2) setting of apparatus for eliminating sludge and magnesium bar of the invention can effectively prevent the electric heater surface in electric heater Fouling improves the heating efficiency of heater, extends the service life of heater.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is electric shock preventing device structure schematic diagram of the invention；
Fig. 3 is part operating circuit structural schematic diagram of the invention.
Figure label:
1- Installation cabinet；2- control mechanism；3- apparatus for eliminating sludge；4- electric heater；5- water inlet；6- water outlet；7- sewage draining exit；8- is anti- Electrocution devices；9- connector；10- diversion pipe；11- insulation strip；12- thread bush；13- magnesium bar mounting hole；14- magnesium bar；15- water inlet Valve；16- blowoff electromagnetic valve；17- liner；18- cabinet mounting hole；19- cabinet door；20- perforation；21- polyurethane insulation coating；22- relay Device；
201- single-chip microcontroller；202- display；203- D/A converter module；204- is silicon-controlled；205- temperature sensor；
301- supersonic generator；302- ultrasonic transducer；303- ultrasonic variable amplitude bar；
901- connecting tube；902- connection screw thread；903- limit sleeve；904- fastening nut；905- sealing ring；906- gasket.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, the present invention provides a kind of electric heater for preventing electric leakage protection against electric shock, including Installation cabinet 1 and control Mechanism 2,1 back side of Installation cabinet are equipped with cabinet mounting hole 18, and 1 front of Installation cabinet is removably equipped with cabinet door 19, detachably The setting of cabinet door, facilitates the maintenance inside water heater, and 1 bottom of Installation cabinet is set there are three perforation 20, perforation 20 is water inlet pipe, The installation space that outlet pipe and sewage pipe are reserved.
As shown in Figure 1, be fixedly installed with apparatus for eliminating sludge 3 and liner 17 in the Installation cabinet 1, the apparatus for eliminating sludge 3 with it is interior Gallbladder 17 connects, and the liner 17 is double-layer structure, and 17 hollow layer of liner is equipped with polyurethane insulation coating 21, in the liner 17 Electric heater 4 is installed, apparatus for eliminating sludge can effectively prevent the electric heater surface scale in electric heater, improve heating The heating efficiency of device extends the service life of heater, and liner 17 is set as double-layer structure and hollow layer is protected equipped with polyurethane Warm layer 21, reduces the heat loss of liner 17, improves its thermal insulation property.
As described in Figure 1,17 bottom surface of liner is equipped with magnesium bar mounting hole 13, in the magnesium bar mounting hole 13 removably Magnesium bar 14 is installed, the setting of magnesium bar 14 can effectively reduce the hardness of raw water, prevent water heater internal incrustation, improve The heating efficiency of heater, extends the service life of heater, 17 bottom surface of liner be equipped with water inlet 5, water outlet 6, Sewage draining exit 7, the water inlet 5 are equipped with inlet valve 15, and the water outlet is equipped with anti-electric shock apparatus 8, and anti-electric shock apparatus 8 is set It sets, effectively prevents the danger that bather is got an electric shock during bathing, the sewage draining exit 7 is equipped with blowoff electromagnetic valve 16。
As shown in Fig. 2, the anti-electric shock apparatus 8 includes two connectors 9 and a diversion pipe 10 in ' U ' shape, connection Part 9 and diversion pipe 10 are all made of insulating materials and are made, and two connectors 9 are mounted on 10 both ends of diversion pipe, the connector 9 Including connecting tube 901,901 left end of connecting tube is equipped with connection screw thread 902, and 901 right end of connecting tube is equipped with limit sleeve 903,901 right end of connecting tube is arranged with fastening nut 904, and fastening nut 904 is located at 903 left end of limit sleeve, fastens spiral shell Female 904 left ends also are provided with limit sleeve 903, prevent connector 9 when unused, and stop nut 904 slides from connecting tube 901, It is equipped with sealing ring 905 on the left of the fastening nut 904, is equipped with gasket 906, the diversion pipe 10 on the inside of the sealing ring 905 Inside is equipped with spiral helicine insulation strip 11, and the cooperation of helical form insulation strip 11 and ' U ' shape diversion pipe increases the row of hot water flowing The voltage of leakage is reduced in the hot water using the resistive of water, so that the voltage assigned to bather is very low, is reached by journey The effect of protection against electric shock, 10 both ends of diversion pipe are equipped with the thread bush 12 that matches with fastening nut 904, diversion pipe 10 with connect It is fastened after adding gasket 906 between part 9, to improve the leakproofness of connection, prevents leak.
As shown in figures 1 and 3, the control mechanism 2 includes single-chip microcontroller 201, and STC89C51 type list may be selected in single-chip microcontroller 201 Piece machine, the single-chip microcontroller 201 are electrically connected with display 202, D/A converter module 203 and silicon-controlled 204, and display 202 is Touch-screen display, the tune of the functions such as the display and temperature, scale removal and blowdown of display 202 for information such as temperature, times Section, the D/A converter module 203 are electrically connected with temperature sensor 205, and the temperature sensor 205 is jointly mounted to liner On the outer surface of 13 internal layers, the collected temperature analog signal of temperature sensor 205 is converted into number through D/A converter module 203 Signal passes to single-chip microcontroller 201, and the digital signal of 201 pairs of single-chip microcontroller transmitting is analyzed and processed, and makes corresponding movement, described Silicon-controlled 204 are electrically connected with electric heater 4, and single-chip microcontroller 201 issues trigger signal, the triggering of trigger signal to silicon-controlled 204 Angle is different, and electric heater 4 is different in the working time in each period of energization, to change heating power, provides different temperatures Hot water, be electrically connected between single-chip microcontroller 201 and blowoff electromagnetic valve 16, realize control of the single-chip microcontroller 201 to blowoff electromagnetic valve 16, It is electrically connected with relay between single-chip microcontroller 201 and supersonic generator 301, realizes control of the single-chip microcontroller 201 to apparatus for eliminating sludge.
As shown in Figure 1, the apparatus for eliminating sludge 3 includes supersonic generator 301 and ultrasonic transducer 302, the ultrasound Wave producer 301 and ultrasonic transducer 302 are electrically connected, and the output end of the ultrasonic transducer 302 is equipped with ultrasonic wave Amplitude transformer 303, the output end and liner 17 of the ultrasonic variable amplitude bar 303 are in close contact and pass through 17 bottom of liner, wave scale removal Device 3 promotes the scale in liner 17 to fall off from attachment surface using high-frequency vibration, reduces the accumulation of scale in heating room 2, The heating efficiency for improving electric heater 4 extends the service life of electric heater.
It should be added that this electric heater uses leakage protecting plug, and Installation cabinet surface good earth, energy It is enough effectively to prevent electric heater from leaking electricity, improve the safety of electric heater.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.

Claims (6)

1. a kind of electric heater for preventing electric leakage protection against electric shock, including Installation cabinet (1) and control mechanism (2), it is characterised in that: described It is fixedly installed with apparatus for eliminating sludge (3) and liner (17) in Installation cabinet (1), the apparatus for eliminating sludge (3) connect with liner (17), described It is equipped with electric heater (4) in liner (17), liner (17) bottom surface is equipped with water inlet (5), water outlet (6), sewage draining exit (7), the water outlet is equipped with anti-electric shock apparatus (8)；
The anti-electric shock apparatus (8) includes two connectors (9) and a diversion pipe (10) in ' U ' shape, two connections Part (9) is mounted on diversion pipe (10) both ends, and the connector (9) includes connecting tube (901), and connecting tube (901) left end is set Have connection screw thread (902), connecting tube (901) right end is equipped with limit sleeve (903), and connecting tube (901) right end is arranged with Fastening nut (904), and fastening nut (904) is located at limit sleeve (903) left end, is equipped on the left of the fastening nut (904) close Seal ring (905), sealing ring (905) inside are equipped with gasket (906), are equipped with inside the diversion pipe (10) spiral helicine exhausted Edge strip (11), diversion pipe (10) both ends are equipped with the thread bush (12) to match with fastening nut (904).
2. a kind of electric heater for preventing electric leakage protection against electric shock according to claim 1, it is characterised in that: the liner (17) For double-layer structure, liner (17) hollow layer is equipped with polyurethane insulation coating (21), and liner (17) bottom surface is equipped with magnesium bar Mounting hole (13), the magnesium bar mounting hole (13) is interior to be removably installed magnesium bar (14).
3. a kind of electric heater for preventing electric leakage protection against electric shock according to claim 1, it is characterised in that: the water inlet (5) it is equipped with inlet valve (15), the sewage draining exit (7) is equipped with blowoff electromagnetic valve (16).
4. a kind of electric heater for preventing electric leakage protection against electric shock according to claim 1, it is characterised in that: the control mechanism It (2) include single-chip microcontroller (201), the single-chip microcontroller (201) is electrically connected with display (202), D/A converter module (203) and can It controls silicon (204), the D/A converter module (203) is electrically connected with temperature sensor (205), the temperature sensor (205) It is jointly mounted on the outer surface of liner (13) internal layer, silicon-controlled (204) and electric heater (4) are electrically connected.
5. a kind of electric heater for preventing electric leakage protection against electric shock according to claim 1, it is characterised in that: the apparatus for eliminating sludge It (3) include supersonic generator (301) and ultrasonic transducer (302), the supersonic generator (301) and ultrasonic wave transducer Device (302) is electrically connected, and the output end of the ultrasonic transducer (302) is equipped with ultrasonic variable amplitude bar (303), the ultrasound The output end of wave amplitude transformer (303) is close-coupled at liner (17) bottom.
6. a kind of electric heater for preventing electric leakage protection against electric shock according to claim 1, it is characterised in that: the Installation cabinet (1) back side is equipped with cabinet mounting hole (18), is removably equipped with cabinet door (19) before the Installation cabinet (1), Installation cabinet (1) bottom (20) are perforated there are three setting in portion.
CN201711421616.6A 2017-12-25 2017-12-25 A kind of electric heater preventing electric leakage protection against electric shock Withdrawn CN109959158A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711421616.6A CN109959158A (en) 2017-12-25 2017-12-25 A kind of electric heater preventing electric leakage protection against electric shock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711421616.6A CN109959158A (en) 2017-12-25 2017-12-25 A kind of electric heater preventing electric leakage protection against electric shock

Publications (1)

Publication Number Publication Date
CN109959158A true CN109959158A (en) 2019-07-02

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Country Status (1)

Country Link
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112212499A (en) * 2020-09-29 2021-01-12 宁波方太厨具有限公司 Water heater
CN112213360A (en) * 2020-09-29 2021-01-12 宁波方太厨具有限公司 Anode rod detection device for water heater and water heater
CN112524795A (en) * 2020-11-23 2021-03-19 曹先配 Electric shock prevention safety electric water heater
CN114877528A (en) * 2022-03-07 2022-08-09 江苏诺温特热能设备有限公司 Electric water heater capable of automatically detecting leakage of sealing performance

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112212499A (en) * 2020-09-29 2021-01-12 宁波方太厨具有限公司 Water heater
CN112213360A (en) * 2020-09-29 2021-01-12 宁波方太厨具有限公司 Anode rod detection device for water heater and water heater
CN112212499B (en) * 2020-09-29 2022-10-14 宁波方太厨具有限公司 Water heater
CN112524795A (en) * 2020-11-23 2021-03-19 曹先配 Electric shock prevention safety electric water heater
CN112524795B (en) * 2020-11-23 2022-08-12 威海金智电子科技有限公司 Electric shock prevention safety electric water heater
CN114877528A (en) * 2022-03-07 2022-08-09 江苏诺温特热能设备有限公司 Electric water heater capable of automatically detecting leakage of sealing performance
CN114877528B (en) * 2022-03-07 2023-10-03 江苏诺温特热能设备有限公司 Electric water heater capable of automatically detecting leak of tightness

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Application publication date: 20190702