CN208349400U - Intelligent efficient energy-saving electric heater - Google Patents
Intelligent efficient energy-saving electric heater Download PDFInfo
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- CN208349400U CN208349400U CN201821042970.8U CN201821042970U CN208349400U CN 208349400 U CN208349400 U CN 208349400U CN 201821042970 U CN201821042970 U CN 201821042970U CN 208349400 U CN208349400 U CN 208349400U
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- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 5
- 239000002131 composite material Substances 0.000 claims abstract description 4
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- 239000004917 carbon fiber Substances 0.000 claims description 4
- 238000005485 electric heating Methods 0.000 claims description 4
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Abstract
The utility model relates to a kind of Intelligent efficient energy-saving electric heaters, including fin radiator, connecting terminal, six groups of Time sequence control switches and temp control switch；Fin radiator is made of two group aluminum alloy cooling fins, and the outside of the first cooling fin and the second cooling fin is respectively the composite structure of fin made from aluminium alloy, effectively increases heat dissipation area；Indent wire casing is set inside radiator, heating wire is inlayed in indent wire casing, make that heating wire is switched with six groups of Time sequence controls and temp control switch is connect by connecting terminal, six groups of Time sequence control switches realize the heating work mode in turn of every heating wire work rest 25 minutes in 5 minutes, 2 heating wires work at the same time when 3 55 DEG C normally closed temp control switch realize low temperature, 1 heating wire work when room temperature, heating wire is allowed to always work in linear temperature increase area, greatly improve electrical heat energy transfer efficiency, consumption power is reduced, operating cost is low.
Description
Technical field
The utility model belongs to electric heating electric-thermal energy switch technology field, more particularly to a kind of Intelligent efficient energy-saving electricity
Warmer.
Background technique
Stationary electric act on calandria complete electrical heat energy conversion be it is regular, heating temperature rises precipitous line before this
Property rise, again slow linear rise, later enter saturation state, linear rise stage electric conversion efficiency be it is highest (as electricity
Hot line leading portion rises 37 DEG C per minute), saturation stage electric conversion efficiency is minimum, only maintains saturation temperature without temperature rise.It is deep
Degree analysis is to work as calandria because charged electron or ion on calandria are rambling free state when not being powered
Charged electron or ion high-speed motion under the action of electric field, which are hit, when energization generates high temperature.The precipitous ascent stage of temperature be because
Charged electron or ion motion speed highest arrange the most mixed and disorderly stage；Into the slow ascent stage of temperature, charged electron or from
Sub- movement velocity slows down, arranges beginning orderly；Into the saturation temperature stage, charged electron or the regular movement of ion are arranged with
Sequence, therefore temperature does not rise and does not drop when reaching saturation temperature state.
Currently, the carbon fiber electrically heating technology that advanced electric heater is high using electric conversion efficiency, followed by conduction oil electricity
Warmer, high-power electric boiler, semi-conductor electricity heating boiler etc..The calandria of above-mentioned all electric heating equipments is all work full
And area, it only cuts off the power when room temperature reaches limit temperature design temperature control, all without measuring calandria,
And think heat temperature the higher the better, cause consumption power it is big, heat exchange efficiency is low, operating cost is high.Average family cannot
It is used for a long time, can not even more replace briquette boiler heating completely.
Utility model content
The purpose of this utility model is to provide a kind of mean powers in 240~480W, and instantaneous power is not higher than 480W, can
Heating area is being saturated up to 20 square metres of Intelligent efficient energy-saving electric heater with solving the heating body running of existing electric heating equipment
Area, cause that consumption power is big, heat exchange efficiency is low, operating cost is high and the problem of briquette boiler heating can not be replaced completely
Present briquette boiler heating is replaced with the utility model Intelligent efficient energy-saving electric heater, cancels circulating hot water pipeline, circulating pump
Deng can also be used for that single building and the farmers' family's heating of heating network can not be accessed at present.
The utility model is the technical scheme adopted is that Intelligent efficient energy-saving electric heater, including fin radiator, fin dissipate
Hot body is made of the first cooling fin and the fixation of the second cooling fin；It is respectively aluminium alloy system outside first cooling fin and the second cooling fin
Fin composite structure, be plane inside the first cooling fin, be to be uniformly arranged inside the second cooling fin in the plane
Indent wire casing；Every group of indent wire casing is equipped with 2 indent wire casing outlets, and all indent wire casing outlets are in the same side；Concave in every group
1 heating wire is inlayed in slot, 2 the end of a thread at heating wire both ends are exported from indent wire casing draws；Fin heat dissipation body side surface is fixed with
The end of a thread of cuboid electric control box, cuboid electric control box and heating wire is located at same side；Cuboid electric control box
Interior link terminal and six groups of Time sequence control switches；Be provided in six groups of Time sequence controls switch travel switch and when
Between motor；Connecting terminal both ends are equipped with input and output binding post；Two connecting terminals are one group, wherein one group of connecting terminal is defeated
Enter binding post connect 220V both ends of power, output wiring terminal connect time motor 220V input electric wire；In remaining connecting terminal, every group
Lead-in clamp connection 220V power supply one end of a connecting terminal, the lead-in clamp of another connecting terminal is clamped and is used in combination
Screw fixes 2 lead-out wires；In 2 lead-out wires of the connecting terminal for being each fixed with lead-out wire, any one lead-out wire and one
The 3# pin of a travel switch connects, and the 1# pin of travel switch, which links together, connects the 220V power supply other end；Remaining lead-out wire,
Two connect temp control switch both ends with pluggable line nose for one group；The output wiring terminal and electricity of remaining above-mentioned connecting terminal
The end of a thread of hot line from top to bottom corresponds to be clamped in order, and is screwed.
Fin radiator two sides are equipped with 4 for fixing the fixed ear of Intelligent efficient energy-saving electric heater；It is described rectangular
Body electric control box two sides are equipped with 4 for fixing the fixed feet of cuboid electric control box.
The fin is settable multiple, and fin surface does flange or electrostatic powder coating processing；At the top of the indent wire casing
Rounding off.
The heating wire quantity is two or more, and heating wire is using insulation, 180 DEG C of high temperature resistant or more of flexible silica gel carbon fiber
Tie up heating wire.
Six groups of Time sequence controls switch further includes retarder, and retarder is fixed on fixed bracket, under retarder
Plane is close to set time motor, and the output shaft of time motor is inserted into the input hole of retarder, sets on the output shaft of time motor
It is equipped with and is engaged with the pinion gear of itself and the mating fixation of retarder, the pinion gear with the gear in retarder, the upper plane of retarder
It is close to fix with stroke switch mounting base, after the output sleeve of retarder enters the centre bore of stroke switch mounting base, cam is installed
Turntable, the fixed travel switch being evenly arranged in around cam turntable on stroke switch mounting base, the setting of cam turntable outer edge
The covering of the fan protrusion of protrusion, covering of the fan exterior rounding off.
Its closure of control and the limit key pin disconnected are provided on the travel switch, limiting in key pin has spring, stroke
Switch connects position-limited wheel by rigid elastic slice gag lever post；The quantity of travel switch is consistent with heating wire quantity.
The revolving speed of the time motor and the reduction ratio of retarder need to guarantee the revolving speed of cam turntable, make turning for cam turntable
The fan angle of speed and covering of the fan protrusion guarantees that the closing time of each travel switch can make heating wire always work in linear temperature increase
Area.
The temp control switch can and fin low in environment temperature heat dissipation temperature make a plurality of electricity when being not up to limit value
Hot line works at the same time, and temp control switch uses 55 DEG C of normally closed temp control switch, and temp control switch is located at fin radiator
Below side, cuboid electric control box.
The protrusion length of the cam turntable need to guarantee that cam turntable can sufficiently act on position-limited wheel, close travel switch
It closes.
The utility model has the beneficial effects that the fin radiator of Intelligent efficient energy-saving electric heater is by two group aluminum alloy fins
Structure cooling fin composition, wherein the first cooling fin and the second cooling fin are respectively processed into length 410mm, width 45mm, thickness
The fin of 1.5mm 123, two groups of cooling fins are total 246 fins, has 2 long 410mm × wide 45mm big on every fin
Side.So the pure increased heat dissipation area calculation formula compared with plane fin radiator: long 410mm × wide 45mm × fin
2 side=9.0774 square metre of 246 × fin of quantity.And the areal calculation formula of plane fin radiator: long 850mm ×
2 side=0.697 square metre of wide 410mm × electric heater.Heat dissipation area increases ratio: 9.0774 ÷ 0.697=
13.0235294.The present embodiment can effectively improve heat dissipation area, and the thermal energy for generating calandria is sufficiently radiated away.
Intelligent efficient energy-saving electric heater uses Cell and Time Distribution heating technique, with " six groups of Time sequence control switches " and " three
The heating work mould in turn of every heating wire work rest 25 minutes in 5 minutes is realized in a 55 DEG C of normally closed temp control switch " combination
Formula, 2 heating wires work at the same time when low temperature, and 1 heating wire work when room temperature allows heating wire to always work in linear temperature increase area,
Heat exchange efficiency when Intelligent efficient energy-saving electric heater 240W works is suitable with the heat exchange efficiency of existing 2000W heating equipment, can save
Can 2000W-240W=1760W, 1760 ÷ 2000=88%, low power run can discharge high-power heat.
Intelligent efficient energy-saving electric heater is greatly improved due to using fin radiator structure and Cell and Time Distribution heating technique
Electrical heat energy transfer efficiency, small-power guarantee of work Intelligent efficient energy-saving electric heater operating cost is lower than central heat supplying
Therefore operating cost can substitute the briquette boiler heating of central heating.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the utility model Intelligent efficient energy-saving electric heater schematic diagram；
Fig. 2 is the second cooling fin rearview；
Fig. 3 is electric control box line connecting relation figure；
Fig. 4 is six groups of Time sequence control switch schematic diagrames；
Fig. 5 is six groups of Time sequence control switch top views.
In figure, 1. fin radiators, 2. first cooling fins, 3. second cooling fins, 4. fins, 5. indent wire casings, 6. indents
Wire casing outlet, 7. heating wires, 8. fixed ears, 9. cuboid electric control box, 10. fixed feets, 11. connecting terminals, at 12. 6 groups
Between sequential controlled switches, 13.220V power supply, 14. lead-out wires, 15. travel switches, 16. time motors, 17. temp control switch,
18. retarder, 19. fixed brackets, 20. stroke switch mounting bases, 21. cam turntables, 22. covering of the fans protrusion, 23. limit key pins,
24. rigid elastic slice gag lever post, 25. position-limited wheels.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Intelligent efficient energy-saving electric heater, including fin radiator 1, fin radiator 1 is by the first cooling fin 2 and the second heat dissipation
The fixed composition of piece 3；The outside of first cooling fin 2 and the second cooling fin 3 be respectively 123 long 410mm, width 45mm, thickness 1.5mm,
Between be divided into 5mm fin 4 composite structure, the inside of the first cooling fin 2 is plane, and the inside of the second cooling fin 3 is in plane
On be uniformly arranged six groups of indent wire casings 5；Every group of 5 length 6300mm of indent wire casing, width 2.5mm, depth 2.5mm, top rounding off；
There are two indent wire casings to export 6,12 indent wire casing outlets 6 in the same side for every group of indent wire casing 5；In every group of indent wire casing 5
Inlay the heating wire 7 of a long 6400mm, outer diameter 2.5mm respectively, the end of a thread of two 50mm at 7 both ends of heating wire is from indent wire casing
It draws outlet 6；Four fixed ears 8 extended laterally outward are arranged in 1 two sides of fin radiator, fixed ear 8 is 25mm long, width 25mm,
Thick 10mm processes the through-hole of a 12mm diameter in each fixed ear 8, and fixed ear 8 is connect with the expansion bolt of wall, or with
The ground feet support of 200mm high connects, for fixing Intelligent efficient energy-saving electric heater；Five face closures of cuboid electric control box 9
It opens on one side, opens the fixed feet 10 that one side is equipped with M4 circular hole at opening direction evagination four, four fixed feets 10 are by four M4
Screw is fixed on four raised screw seats of the side where the end of a thread of the heating wire 7 of fin radiator 1 through heat insulating mattress；Electricity
14 connecting terminals 11 and six groups of Time sequence control switches 12 are fixed in gas control box 9；14 connecting terminals 11
Both ends are equipped with the input and output binding post of screw locking, and 14 connecting terminals 11 are from top to bottom labeled as 1-14；Labeled as 1-
The end of a thread of 12 50mm of the output wiring terminal and six heating wires 7 of 12 connecting terminal 11 is from top to bottom corresponded by suitable
Sequence clamping, and fixed with included screw tightening；Labeled as in the connecting terminal 11 of 1-12, the connecting terminal 11 of odd mark
Lead-in clamp, which links together, connects 13 one end of 220V power supply, and one end of as every heating wire 7 connects 13 one end of 220V power supply,
The lead-in clamp of the connecting terminal 11 of even mark respectively connects two lead-out wires 14 and is successively labeled asIt is clamped and uses included
Screw tightening；Setting travel switch 15 and time motor 16 in six groups of Time sequence control switches 12；It is labeled asExtraction
In line 14, the lead-out wire 14 of odd mark is sequentially connected the 3# pin of travel switch 15, and the 1# pin of travel switch 15 all connects
Be connected together 13 other end of 220V power supply, and lead-out wire 14 every two of even mark are divided into three groups for one group, label 2. with
8. for one group, 4. be 10. one group, 6. withIt is one group, is controlled with the pluggable line nose of clamping and 3 55 DEG C normally closed temperature
Switch 17 connects one to one；Three temp control switch 17 are mounted on 1 side of fin radiator, cuboid electric control box 9
Below；When connecting 13 both ends of 220V power supply, output wiring terminal connection with the lead-in clamp of 14 connecting terminal 11 labeled as 13
Between motor 16 220V input electric wire.
The metal material of fin 4 is light aluminum alloy, thermally conductive fast, and flange or electrostatic powder coating processing are done in surface, is increased
Aesthetic appearance.
Heating wire 7 is using insulation, 180 DEG C of high temperature resistant or more of flexible silica gel carbon fiber electrothermal line.
Six groups of Time sequence control switches 12 include the retarder 18 that reduction ratio is 30:1, and retarder 18 is fixed on fixed branch
On frame 19,18 lower plane of retarder is fixedly connected with 1 turn per minute of time motor 16, and the output shaft of time motor 16, which is inserted into, to slow down
The input hole of device 18 is provided with and the pinion gear of itself and the mating fixation of retarder 18, the small tooth on the output shaft of time motor 16
Wheel engaged with the gear in retarder 18, the upper plane of retarder 18 is close to stroke switch mounting base 20, four corner apertures with subtract
Four holes of plane are directed at connection on fast 18 take-off (propeller) shaft of device, are fixed with the screw tightening of M3, guarantee concentricity；Slow down
After the output shaft (reducer output shaft is large semi-circular structure) of device 18 is inserted in the centre bore of stroke switch mounting base 20, install convex
Turntable 21 is taken turns, fixes 6 travel switches being evenly arranged in around cam turntable 21 by 60 ° of angles on stroke switch mounting base 20
15,60 ° of the covering of the fan protrusion 22 that prominent length is 12mm, the round and smooth mistake in covering of the fan 22 both sides of protrusion is arranged in 21 outer edge of cam turntable
It crosses.
Its closure of control and the limit key pin 23 disconnected are provided on travel switch 15, limiting in key pin 23 has spring, row
Cheng Kaiguan 15 passes through rigid elastic slice gag lever post 24 and connects position-limited wheel 25.Original state, the position-limited wheel 25 of a travel switch 15 with
60 ° of covering of the fan protrusions 22 act on, and so that it is limited key pin 23 and are compacted under the effect of rigid elastic slice gag lever post 24, travel switch 15 is in
On-state, the position-limited wheel 25 and cam turntable 21 of remaining five travel switches 15 have a gap of 2mm, five travel switches 15
It is raised under the action of the spring to limit key pin 23, opens rigid elastic slice gag lever post 24, rigid elastic slice gag lever post 24 is made to be in skewed
State tilts 18 °, and five travel switches 15 are in an off state, and each travel switch 15 is fixed on flat base with 2 M3 screws
On.
16 output shaft of time motor is 30:1 through reduction ratio with the speed rotation of 1 circle per minute, output shaft after power supply is powered
18 speed change of retarder after, turn around within the output shaft of retarder 18 every 30 minutes, drive and turn around for cam turntable 21 every 30 minutes,
The covering of the fan protrusion 22 of cam turntable 21 acts on six position-limited wheels 25 in order, compresses six position-limited wheels 25 respectively corresponding
The limit key pin 23 of travel switch 15 guarantees that six travel switches 15 are connected 5 minutes in turn in order, realizes the work of Cell and Time Distribution
Make program.Six groups 12 electronic component of Time sequence control switch is few, failure rate is low, without debugging, can reduce production cost.
The preferably 55 DEG C of normally closed temp control switch of temp control switch 17, when environment temperature is low and 1 temperature of fin radiator
When lower than 55 DEG C, three temp control switch 17 are closures, by corresponding lead-out wire 14 and connecting terminal 11, make first and the
Four heating wires 7 are in parallel, Article 2 and Article 5 heating wire 7 are in parallel, Article 3 and Article 6 heating wire 7 are in parallel, at six groups
Between under sequential controlled switches 12 act on, there are within every five minutes two heating wires 7 to work, heating power is 480W, can quickly be improved
The temperature and environment temperature of fin radiator 1；When 1 temperature of fin radiator is higher than 55 DEG C, three temp control switch 17 are disconnected
It opens, separates first and Article 4 heating wire 7, Article 2 and Article 5 heating wire 7 separate, Article 3 and Article 6 heating wire
7 separate, and an only heating wire 7 works within every five minutes, and heating power is 240W, under the premise of guaranteeing 1 temperature of fin radiator
Save electric energy.
The utility model is according to aerodynamic principle using vertical 4 structure of fin, and cold air encounters large area wing
It after the heating of chip architecture fin radiator 1 becomes hot gas, flows up, forms parital vacuum below and be filled into come by cold air, shape
At free convection, rapid cooling effect is played.
Each embodiment in this specification is all made of relevant mode and describes, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.
The above is only the preferred embodiment of the utility model only, is not intended to limit the protection model of the utility model
It encloses.Any modification, equivalent substitution, improvement and etc. made within the spirit and principle of the present invention, are all contained in this reality
With in novel protection scope.
Claims (9)
1. Intelligent efficient energy-saving electric heater, which is characterized in that including fin radiator (1), fin radiator (1) is by the first heat dissipation
Piece (2) and the fixed composition of the second cooling fin (3)；It is respectively that aluminium alloy is made outside first cooling fin (2) and the second cooling fin (3)
Fin (4) composite structure, be plane inside the first cooling fin (2), be in the plane inside the second cooling fin (3)
Even setting indent wire casing (5)；Every group of indent wire casing (5) is equipped with 2 indent wire casings and exports (6), and all indent wire casing outlets (6) exist
The same side；1 heating wire (7) is inlayed in every group of indent wire casing (5), 2 the end of a thread at heating wire (7) both ends are exported from indent wire casing
(6) it draws；Fin radiator (1) side is fixed with cuboid electric control box (9), cuboid electric control box (9) and electric heating
The end of a thread of line (7) is located at same side；The interior link terminal (11) of cuboid electric control box (9) and six groups of time sequencing controls
System switch (12)；Travel switch (15) and time motor (16) are provided in six groups of Time sequence control switches (12)；Terminals
Sub (11) both ends are equipped with input and output binding post；Two connecting terminals (11) are one group, wherein one group of connecting terminal (11) is defeated
Enter binding post connect 220V power supply (13) both ends, output wiring terminal connect time motor (16) 220V input electric wire；Remaining terminals
In sub (11), the lead-in clamp of every group of a connecting terminal (11) connects 220V power supply (13) one end, another terminals
The lead-in clamp of sub (11) is clamped and is screwed 2 lead-out wires (14)；Each it is fixed with the terminals of lead-out wire (14)
In 2 lead-out wires (14) of sub (11), any one lead-out wire (14) connect with the 3# pin of a travel switch (15), stroke
The 1# pin of switch (15), which links together, connects 220V power supply (13) other end；Remaining lead-out wire (14), using for one group for two can
It plugs line nose and connects temp control switch (17) both ends；The output wiring terminal and heating wire of remaining above-mentioned connecting terminal (11)
(7) the end of a thread from top to bottom corresponds to be clamped in order, and is screwed.
2. Intelligent efficient energy-saving electric heater according to claim 1, which is characterized in that fin radiator (1) two sides
Equipped with 4 for fixing the fixed ear (8) of Intelligent efficient energy-saving electric heater；Cuboid electric control box (9) two sides are equipped with 4
A fixed feet (10) for being used to fix cuboid electric control box (9).
3. Intelligent efficient energy-saving electric heater according to claim 1, which is characterized in that the fin (4) is settable multiple；
Rounding off at the top of the indent wire casing (5).
4. Intelligent efficient energy-saving electric heater according to claim 1, which is characterized in that heating wire (7) quantity is two
More than item, heating wire (7) is using insulation, 180 DEG C of high temperature resistant or more of flexible silica gel carbon fiber electrothermal line.
5. Intelligent efficient energy-saving electric heater according to claim 1, which is characterized in that six groups of Time sequence controls are opened
Closing (12) further includes retarder (18), and retarder (18) is fixed on fixed bracket (19), and retarder (18) lower plane is close to solid
It fixes time motor (16), the input hole of output shaft insertion retarder (18) of time motor (16), the output of time motor (16)
It is provided on axis and is engaged with the pinion gear of itself and retarder (18) mating fixation, the pinion gear with the gear in retarder (18),
The upper plane of retarder (18) is close to fix with stroke switch mounting base (20), and the output sleeve of retarder (18) enters travel switch
It after the centre bore of fixing seat (20), installs cam turntable (21), fixation is evenly arranged in cam on stroke switch mounting base (20)
The covering of the fan of travel switch (15) around turntable (21), cam turntable (21) outer edge setting protrusion is raised (22), covering of the fan protrusion
(22) both sides rounding off.
6. Intelligent efficient energy-saving electric heater according to claim 1 or 5, which is characterized in that on the travel switch (15)
The limit key pin (23) for being provided with its closure of control and disconnecting, limiting has spring in key pin (23), travel switch (15) passes through rigid
Property elastic slice gag lever post (24) connect position-limited wheel (25)；The quantity of travel switch (15) is consistent with heating wire (7) quantity.
7. Intelligent efficient energy-saving electric heater according to claim 1 or 5, which is characterized in that the time motor (16)
The reduction ratio of revolving speed and retarder (18) need to guarantee the revolving speed of cam turntable (21), keep the revolving speed of cam turntable (21) and covering of the fan convex
The fan angle for playing (22) guarantees that the closing time of each travel switch (15) can make heating wire (7) always work in linear temperature increase
Area.
8. Intelligent efficient energy-saving electric heater according to claim 1, which is characterized in that the temp control switch (17) can
And fin radiator (1) temperature low in environment temperature works at the same time a plurality of heating wire (7) when being not up to limit value, temperature control
It switchs (17) and uses 55 DEG C of normally closed temp control switch, temp control switch (17) is located at fin radiator (1) side, cuboid
Electric control box (9) is below.
9. Intelligent efficient energy-saving electric heater according to claim 5, which is characterized in that the protrusion of the cam turntable (21)
Length need to guarantee that cam turntable (21) can sufficiently act on position-limited wheel (25), be closed travel switch (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821042970.8U CN208349400U (en) | 2018-06-29 | 2018-06-29 | Intelligent efficient energy-saving electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821042970.8U CN208349400U (en) | 2018-06-29 | 2018-06-29 | Intelligent efficient energy-saving electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208349400U true CN208349400U (en) | 2019-01-08 |
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ID=64904818
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821042970.8U Expired - Fee Related CN208349400U (en) | 2018-06-29 | 2018-06-29 | Intelligent efficient energy-saving electric heater |
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| Country | Link |
|---|---|
| CN (1) | CN208349400U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895515A (en) * | 2018-06-29 | 2018-11-27 | 张显军 | Intelligent efficient energy-saving electric heater |
| CN120445744A (en) * | 2025-07-14 | 2025-08-08 | 陕西恒信检测有限公司 | A groundwater sampling device for environmental testing |
-
2018
- 2018-06-29 CN CN201821042970.8U patent/CN208349400U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895515A (en) * | 2018-06-29 | 2018-11-27 | 张显军 | Intelligent efficient energy-saving electric heater |
| CN108895515B (en) * | 2018-06-29 | 2023-12-01 | 宁波奥乐电器有限公司 | Intelligent high-efficiency energy-saving electric heater |
| CN120445744A (en) * | 2025-07-14 | 2025-08-08 | 陕西恒信检测有限公司 | A groundwater sampling device for environmental testing |
| CN120445744B (en) * | 2025-07-14 | 2025-10-03 | 陕西恒信检测有限公司 | A groundwater sampling device for environmental testing |
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