CN103994570B - A kind of Multi-layer warming unit ptc heater - Google Patents
A kind of Multi-layer warming unit ptc heater Download PDFInfo
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- CN103994570B CN103994570B CN201410234437.1A CN201410234437A CN103994570B CN 103994570 B CN103994570 B CN 103994570B CN 201410234437 A CN201410234437 A CN 201410234437A CN 103994570 B CN103994570 B CN 103994570B
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Abstract
The present invention provides a kind of Multi-layer warming unit ptc heater, it include: shell, the lower surface of the shell is provided with a water inlet, water outlet is provided on the left of the shell, PTC heating unit is provided in the shell, it is characterized in that, the PTC heating unit and water flow flow into the equidirectional setting in direction of the water inlet.The water that the Multi-layer warming unit ptc heater flows into Multi-layer warming unit ptc heater is heated, it realizes that it heats purpose by the PTC heating unit being mounted in the Multi-layer warming unit ptc heater, and the PTC heating unit is several PTC ceramics heating sheet compositions, its PTC ceramics heating sheet that can be arranged to respective numbers according to different requirements,.Simultaneously, the present invention, which protects switch by the hydraulic pressure switch and temperature, can also realize the function of heated at constant temperature, and the present invention is compared in market today the shortcomings that heater, with security performance height, heating power is adjustable, heated at constant temperature and light advantage, has good market value.
Description
Technical field
The present invention relates to heaters, in particular for the heater of the Heating pool of family's amusement and recreation, and in particular, to
The Multi-layer warming unit PTC heating of heating power is especially adjusted in a kind of Multi-layer warming unit ptc heater with constant temperature
Device.
Background technique
Currently, heater majority all uses the structure of electric heater, especially non-technical heater.From electric heater
It is distinguished in principle, it will usually be divided into heater: 1) electromagnetic heating, such as the electromagnetic heating technique that common electromagnetic oven uses；
2) infrared heating transmits energy by electromagnetic wave using radiant heat transfer.3) resistance heating is put using electric current by electric heating element
Heat heats out.Resistance heating would generally be using Resistant heating, ceramic heat and electrical coil resistance heating, quartz ampoule heating etc.
Mode is realized.
Currently, it is more by the way of resistance heating in household application market, and it is particularly applicable in the heating of family's amusement and recreation
In pond, and majority is realized using ceramic heating element.But in the prior art, due to heating component often be heated
Water contact, so the case where often will appear electric leakage, this has carried out great hidden danger to using of seat belts, can reduce the use of user
Experience.Meanwhile that there is also heating qualities is unstable, heating effect is general, power consumption is big etc. lacks for existing ceramic heating element
It falls into, it is inconvenient to use, and also cost is excessive.
Prior art the reason of there are drawbacks described above is summarized, is essentially consisted in caused by the unreasonable structure of its heating component.
Summary of the invention
For the technological deficiency of heating component unreasonable structure in the prior art, the object of the present invention is to provide a kind of multilayers
Heating unit ptc heater.According to an aspect of the present invention, a kind of Multi-layer warming unit ptc heater is provided, comprising: shell
Body 1, the lower surface of the shell 1 are provided with a water inlet 9, and the left side of the shell 1 is provided with water outlet 3, the shell 1
Inside it is provided with PTC heating unit 2, which is characterized in that
The PTC heating unit 2 flows into the equidirectional setting in direction of the water inlet 9 with water flow.
Further, the PTC heating unit 2 includes at least sealing device 20, insulating film 21, aluminum pipe 22, silica gel sealing
Item 25, epoxy glue 26, PTC ceramics heating sheet 23 and electrode 24 form, and the PTC ceramics heating sheet 23 is placed in aluminum pipe 22
In, the both ends of the aluminum pipe 22 are sealed with the silicone sealing strip 25 and smear epoxy glue 26 in 25 outer end of silicone sealing strip
Sealing, the insulating film 21 is wrapped in the outer surface of the aluminum pipe 22, and the aluminum pipe 22 of the package insulating film 21 is placed on
In the sealing device 20, one end of the PTC ceramics heating sheet 23 connects the electrode 24 and the electrode 24 passes through sealing
Device 20 simultaneously stretches out outside the shell 1.
Further, the sealing device 20 is preferably aluminium flake, and 20 outer surface of the sealing device is coated with and prevents from tying
The immersion coating of scale.
Further, two PTC ceramics heating sheets 23, described two PTC potteries are included at least in the PTC heating unit 2
Porcelain heating sheet 23 is at being arranged in parallel and one end of described two PTC ceramics heating sheets 23 is equipped with electrode 24 and is pierced by the PTC and heats
The sealing device 20 of unit.
Further, three PTC ceramics heating sheets 23, three PTC pottery are included at least in the PTC heating unit 2
Porcelain heating sheet 23 is at being arranged in parallel and one end of three PTC ceramics heating sheets 23 is equipped with electrode 24 and is pierced by the PTC and heats
The sealing device 20 of unit.
Preferably, the distance between described each PTC ceramics heating sheet 23 is preferably between 0.5~-3cm.
Further, the PTC ceramics heating sheet 23 is one of in the following way close with the PTC heating unit
20 phase of seal apparatus is fixed:
One end of the PTC ceramics heating sheet 23 is fixed by the sealing device 20 with shell；
The lower part of the PTC ceramics heating sheet 23 and the sealing device 20 are fixed；
One end of the PTC ceramics heating sheet 23 and the sealing device 20 are fixed；
The both ends of the PTC ceramics heating sheet 23 are fixed with the sealing device 20；Or
Top, the lower part of the PTC ceramics heating sheet 23 are fixed with the sealing device 20.
Further, the left side connection one of the water outlet 3 is discharged mouth sealing ring 4, is arranged on the water outlet mouth sealing ring 4
There is a water export 41 and the water outlet mouth sealing ring 4 is fixed on the shell 1.
Further, the Multi-layer warming unit ptc heater further includes a water outlet fixing piece 5, and the water outlet is solid
Determine part 5 to connect with the shell 1, and the water outlet fixing piece 5 is connected to the left side of the water outlet mouth sealing ring 4.
Further, further include a hydraulic pressure switch 6, be set to the upper surface of the shell 1.
Further, further include that a temperature protects switch 7, be set to the upper surface of the shell 1.
Further, side and a PTC heating unit sealing ring of the PTC heating unit 2 in the separate water outlet 3
8 connections, and the PTC heating unit sealing ring 8 is fixed on the shell 1.
Further, side and a PTC heating unit fixing piece of the PTC heating unit 2 in the separate water outlet
11 phases are fixed, and the PTC heating unit fixing piece 11 is fixed on the shell 1.
Preferably, the PTC heating unit 2 is fixed with the PTC heating unit fixing piece 11 by welding manner.
It further, further include PTC fixing seat 12, the PTC fixing seat 12 is a hollow structure, and the hollow structure
It is adapted with the shape of the PTC heating unit fixing piece 11, the PTC heating unit fixing piece 11 and the PTC fixing seat
Space between 12 is sealed by epoxy glue 26, and the electrode 24 stretches out the PTC fixing seat 12 after passing through the epoxy glue 26
Outside.
Further, the 1 inside upper position of shell is arranged along the vertical direction that the water flow enters the water inlet 9
There is water blockage portion 10, the water blockage portion 10 is connected at the water outlet position close to the shell with the shell 1,
And leaving certain gaps uncovered by the economic plan 101 between the other end and the shell 1 in the water blockage portion 10.
Further, more than one PTC heating unit 2 is provided in the shell 1.
The present invention flows into Multi-layer warming unit ptc heater by providing a kind of Multi-layer warming unit ptc heater
Interior water is heated, and realizes its heating by the PTC heating unit being mounted in the Multi-layer warming unit ptc heater
Purpose, and the PTC heating unit is made of several PTC ceramics heating sheets, and the ptc heater can be according to different
Demand is equipped with multiple PTC heating units in its shell.Meanwhile the present invention protects switch by the hydraulic pressure switch and temperature
It can also realize the function of heated at constant temperature, the present invention is compared in market today the shortcomings that heater, with security performance height,
Heating power is adjustable, heated at constant temperature and light advantage, has good market value.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 shows a specific embodiment according to the present invention, a kind of explosion of Multi-layer warming unit ptc heater
Figure；
Fig. 2 shows first embodiment according to the present invention, a kind of whole section view of Multi-layer warming unit ptc heater
Figure；
Fig. 3 shows first embodiment according to the present invention, a kind of water flowing direction of Multi-layer warming unit ptc heater
Schematic diagram；
Fig. 4 shows first embodiment according to the present invention, the structural representation of PTC ceramics heating sheet in PTC heating unit
Figure；
Fig. 5 shows first embodiment according to the present invention, the structural schematic diagram of PTC heating unit；And
Fig. 6 shows first embodiment according to the present invention, a kind of schematic diagram of Multi-layer warming unit ptc heater.
Specific embodiment
It will be appreciated by those skilled in the art that a kind of Multi-layer warming unit ptc heater provided by the present invention be used for water into
Row heating comprising water inlet 9, water outlet 3 and PTC heating unit 2.In common usage mode, the Multi-layer warming
Unit ptc heater heats the water flowed into Multi-layer warming unit ptc heater after being powered, then will be after heating
Water is flowed out by water outlet 3.It will be appreciated by those skilled in the art that the water flow is added by being mounted on the Multi-layer warming unit PTC
PTC heating unit 2 in hot device heats.Preferably, it will be appreciated by those skilled in the art that a kind of Multi-layer warming provided by the present invention
Shown in the appearance of unit ptc heater embodiment as shown in Figure 6, and in a change case, the novel multi-layer heating unit
The shape of ptc heater is also possible to other shapes, e.g. a spheroidal, or is in a further advantageous embodiment water
Drop-wise, this has no effect on technology contents of the invention, and it will not be described here.
Fig. 1 shows a specific embodiment according to the present invention, a kind of Multi-layer warming unit ptc heater explosive view.
It will be appreciated by those skilled in the art that the Multi-layer warming unit ptc heater explosive view is intended to show the Multi-layer warming unit PTC
Each modular construction feature of heater, and PTC heating unit 2 described in Multi-layer warming unit ptc heater shown in Fig. 1
One is only shown, but does not represent the PTC heating unit of only one in Multi-layer warming unit ptc heater, it can
According to the market demand, to be equipped with two or more PTC heating unit 2, the PTC heating unit more than 2, the multilayer
The heating power of heating unit ptc heater is bigger.Specifically, as shown in Figure 1, the Multi-layer warming unit ptc heater extremely
It less include 9 (not shown) of shell 1, PTC heating unit 2 and water inlet, it is single that the water inlet 9 is located at PTC heating
The lower surface position of member 2, as shown in Fig. 2, it will be appreciated by those skilled in the art that the water flow flows into shell 1 by water inlet 9.Into
One step, the PTC heating unit 2 is set in the shell 1, is heated to the water flow for flowing into shell 1.Further
Ground, it will be appreciated by those skilled in the art that the direction that the PTC heating unit 2 can flow into the water inlet 9 with water flow equidirectional is set
It sets, the vertical direction that the water inlet 9 can also be entered along the water flow is arranged, in the present embodiment, as shown in Figure 1, it is preferred that
Ground, using equidirectional setting, i.e., the described PTC heating unit 2 flows into the equidirectional setting in direction of the water inlet 9 with water flow, this
Field technical staff understands that as shown in figure 1, if 1 vertical direction of the shell is placed, the PTC heating unit 2 is also vertical square
To placement；If the shell 1 is laterally disposed, the PTC heating unit 2 is also laterally disposed, in this embodiment, it is preferred that pressing
It is placed according to direction shown in attached drawing 1.Further, the specific structure of the PTC heating unit 2 is explained in detail in attached drawing 4 and 5
It states, therefore it will not be described here.
Further, the left end of the shell 1 is equipped with a water outlet 3, it will be appreciated by those skilled in the art that the water flow is logical
It crosses the water inlet 9 and flows into the shell 1, after the PTC heating unit 2 heating, flowed out by the water outlet 3 in left side.Into
One step, it will be appreciated by those skilled in the art that being provided with a water outlet mouth sealing ring 4, the water outlet in the left end of the water outlet 3
The size of sealing ring 4 and the size of the water outlet 3 are adapted, and are used to seal the water outlet 3, to prevent water outlet 3
Water flow from 3 surrounding of water outlet overflow.Further, it will be appreciated by those skilled in the art that the water outlet mouth sealing ring 4 and the shell
The connection type of body 1 can be screwed, and can also can also be fixed by other means by adhesive adhesion, this
Substantive content of the invention is not influenced a bit, and it will not be described here.Further, it will be appreciated by those skilled in the art that in order to make water
Stream is concentrated from water outlet 3 to flow out, and then the water outlet mouth sealing ring 4 is preferably provided with a water export 41 in middle position,
The size of the water export 41 should not be too large, it is therefore preferable to the one third or so of 3 size of water outlet, if size is excessive
Greatly, the water flow can be easy to flow out from water export 41, influence its heating effect.Further, close in the water outlet
The left end of seal 4 is provided with a water outlet fixing piece 5, is used to fix the water outlet mouth sealing ring 4.Further, this field
Technical staff understands that the position that the water export 41 is corresponded on the water outlet fixing piece 5 is also equipped with outlet, is used for water flow
Outflow.Further, it will be appreciated by those skilled in the art that the water outlet fixing piece 5 is preferably fixed to the shell 1
The water outlet mouth sealing ring 4 is fixed on 1 left side of shell together, and preferably, is fixed by screws in the shell by left side
The left side of body 1, after connection as shown in Figure 6.
Further, the Multi-layer warming unit ptc heater further includes a hydraulic pressure switch 6.Specifically, the shell
1 upper surface is equipped with a hydraulic pressure switch 6, and the hydraulic pressure switch 6 is for detecting the water pressure inside the shell 1 and controlling institute
State the operation of Multi-layer warming unit ptc heater.Further, hydraulic pressure detection is preferably provided in the hydraulic pressure switch 6
Device and first control device, it will be appreciated by those skilled in the art that the device for detecting water pressure works as shell for detecting water pressure
When water pressure in 1 is more than the first hydraulic pressure threshold value being preset in hydraulic pressure switch 6, the first control device control is described more
The operation of layer heating unit ptc heater, that is, begin to warm up.Further, it will be appreciated by those skilled in the art that first water
Pressure threshold value is the minimum hydraulic pressure value that the Multi-layer warming unit ptc heater is begun to warm up, when the water pressure in shell 1 is lower than
When the first hydraulic pressure threshold value, show that the water flow in the shell 1 is less, heating at this time is there is a possibility that PTC heating is single
Member 2 is burnt out, only when device for detecting water pressure detects that the water pressure in the shell 1 is more than the first hydraulic pressure threshold value,
Show that the water flow in the shell 1 reaches certain flow, be suitable for heating, at this time the first control dress in the hydraulic pressure switch 6
The control Multi-layer warming unit ptc heater is set to be heated.Further, it will be appreciated by those skilled in the art that preferably,
The inside that the upper surface that the device for detecting water pressure passes through the shell 1 extend into the shell 1 is contacted with the liquid, is used
In the size for more accurately detecting hydraulic pressure in the shell 1.A more progressive ground, it will be appreciated by those skilled in the art that the hydraulic pressure is opened
Close 6 upper surfaces for being preferably fixed by screws in the shell 1.
Further, the upper surface of the Multi-layer warming unit ptc heater shell 1 is additionally provided with a temperature and protects switch 7, institute
Temperature guarantor's switch 7 is stated preferably to be screwed in the upper surface of the shell 1.Further, it will be appreciated by those skilled in the art that
The temperature protects the temperature that switch 7 is used to detect water flow in the shell 1, when detecting that water temperature is more than second threshold, controls institute
It states Multi-layer warming unit ptc heater and stops heating, when detecting that water temperature is more than second threshold or again lower than the second threshold
When value, controls the Multi-layer warming unit ptc heater and begin to warm up.Further, those skilled in the art, the Wen Baokai
It closes 7 and includes at least a temperature-detecting device and second control device, the temperature-detecting device is for detecting in the shell 1
Water flow temperature, the second control device is used to control the stopping of the Multi-layer warming unit ptc heater and continue to heat.
Further, it will be appreciated by those skilled in the art that the second threshold is preferably arranged in advance in the temperature guarantor switch 7, and
The second threshold is the minimum temperature that the Multi-layer warming unit ptc heater stops heating, when the temperature-detecting device
When detecting the temperature in the shell 1 lower than the second threshold, the second control device controls the Multi-layer warming list
First ptc heater continues to heat, when the temperature-detecting device detects that the temperature in the shell 1 is more than the second threshold
When, the second control device controls the Multi-layer warming unit ptc heater and stops heating, the temperature in the shell 1
When being lower than the second threshold again, the second control device controls the Multi-layer warming unit ptc heater and restarts
Heating realizes the function of heated at constant temperature so that the Multi-layer warming unit ptc heater is in heating in a certain temperature range always
Energy.
Further, it will be appreciated by those skilled in the art that in order to enable the temperature, which protects switch 7, can more accurately detect institute
The temperature of water flow in shell 1 is stated, the temperature protects switch 7 can pass through the upper table of the shell 1 by the temperature-detecting device
Face enter the shell 1 in mode realize, can also be in such a way that the shell 1 be made of the good material of heating conduction
It realizes, these are all scope of the invention, therefore it will not be described here.
In conclusion protecting the effect double action of switch 7 by the hydraulic pressure switch 6 and temperature, can control described more
The operation of layer heating unit ptc heater, i.e., start the Multi-layer warming unit ptc heater by the hydraulic pressure switch 6, then
Switch 7 is protected by the temperature and controls the Multi-layer warming unit ptc heater heating and stopping heating, is further realized described
The function of Multi-layer warming unit ptc heater heated at constant temperature.
Further, the Multi-layer warming unit ptc heater further includes that a PTC heating unit sealing ring 8, PTC add
Hot cell fixing piece 11 and PTC fixing seat 12.Further, the PTC heating unit sealing ring 8 is located at PTC heating
Side of the unit far from the water outlet 3,8 sets of the PTC heating unit sealing ring the PTC heating unit 2 right side and
Close to the right side of the shell 1.Further, it is single to be provided with PTC heating for the right side of the PTC heating unit sealing ring 8
First fixing piece 11 is used to fix the PTC heating unit 2.Further, in the PTC heating unit fixing piece 11
Right side is provided with a PTC fixing seat 12, it will be appreciated by those skilled in the art that the shape of the PTC fixing seat 12 and the PTC are heated
The shape of unit fixing piece 11 is adapted, and the PTC fixing seat 12 is a hollow structure.By such design, by described
The effect of PTC heating unit sealing ring 8, PTC heating unit fixing piece 11 and PTC fixing seat 12, so that PTC heating is single
Member 2 is firmly fixed in the shell 1, the specific PTC heating unit sealing ring 8, PTC heating unit fixing piece 11 and
How to connect, can be described in detail in fig 2, therefore it will not be described here between PTC fixing seat 12.
Further, the Multi-layer warming unit ptc heater further includes a water blockage portion 10, as shown in Figure 1, institute
It states 1 inside upper position of shell and the vertical direction that the water flow enters the water inlet 9 is provided with water blockage portion 10.Into one
Step ground makes the water flow it will be appreciated by those skilled in the art that the water blockage portion 10 is used for the water flow for stopping to flow into water inlet 9
It is flowed according to certain orientation.Further, how specific water blockage portion 10 connect and how to work with the shell 1
, it will be described in detail in fig 2, therefore it will not be described here.
Further, it will be appreciated by those skilled in the art that the material of the shell 1 is preferably section aluminum shell, tool
There are good heat conductivity, light advantage.For shell made of other materials, as long as meeting the purpose of the present invention, this is belonged to
The scope of invention, therefore it will not be described here.
Fig. 2 shows first embodiment according to the present invention, a kind of whole section view of Multi-layer warming unit ptc heater
Figure.It will be appreciated by those skilled in the art that the cross-sectional view is intended to show that the internal structure of the Multi-layer warming unit ptc heater connects
Situation is connect, due to the effect of cross-sectional view, wherein it is specific structure that some lines, which are not,.For example, in Fig. 2, on the water inlet 9
A line do not represent specific component, the only effect of section view.Specifically, as shown in Figure 2, this Multi-layer warming unit PTC
It include shell 1, PTC heating unit 2, water outlet 3, water outlet mouth sealing ring 4, water outlet fixing piece 5, water in the cross-sectional view of heater
The 6, temperature that compresses switch protects switch 7, PTC heating unit sealing ring 8, water inlet 9, water blockage portion 10, PTC heating unit fixing piece 11
And PTC fixing seat 12.
More specifically, being equipped with hydraulic pressure switch 6 and temperature guarantor's switch 7, specific structure and connection feelings on the shell 1
Condition has elaborated in above-mentioned attached drawing 1, therefore it will not be described here.
Further, it will be appreciated by those skilled in the art that the left side of the shell 1 is equipped with a water outlet 3, in water outlet 3
Position is provided with water outlet mouth sealing ring 4, and is correspondingly provided with water export 41 on the water outlet mouth sealing ring, as shown in Fig. 2,
The water outlet mouth sealing ring 4 is for sealing the water outlet 3, so that the water flow of water outlet 3 can only flow out from water export 41,
Without flowing out from other parts, control water flow flows out according to a certain direction, convenient for the control to flow direction.Further
Ground, it will be appreciated by those skilled in the art that a water outlet fixing piece 5, structure such as Fig. 2 institute are installed in the left side of the water outlet mouth sealing ring 4
Show, is used to fix the water outlet mouth sealing ring 4, while the position of the corresponding water export 41 of the water outlet fixing piece 5
Correspondingly one outlet of design, the water flow after the heating are flowed out from the outlet, so as to user's use.For the part upper
It states and is also elaborated in attached drawing 1, therefore it will not be described here.
Further, as shown in Fig. 2, the lower surface of the shell 1 is equipped with a water inlet 9, shown water flow is from the water inlet
Mouth 9 flows into the shells 1, it will be appreciated by those skilled in the art that the position of the water inlet 9 is not fixation, it can position
In the middle position of 1 lower surface of shell, can also be located at 1 lower surface of shell other positions (as close to left end or
The position of person's right end), these are all scope of the invention, therefore it will not be described here.
Further, as shown in Fig. 2, 1 inside upper position of the shell enters hanging down for the water inlet 9 along the water flow
Histogram to being provided with water blockage portion 10,10 left end of water blockage portion connect the water outlet mouth sealing ring 4 and it is described out
Mouth of a river fixing piece 5, right end is connected to the PTC heating unit sealing ring 8 and the Multi-layer warming unit PTC heating unit is solid
Determine on part 11, as shown in Figure 2.Further, position leaving certain gaps uncovered by the economic plan of the water blockage portion 10 close to 1 right end of shell
101, it will be appreciated by those skilled in the art that the effect in the water blockage portion 10 is to stop water flow, make to flow into inside the shell 1
Water flowed into from the notch 101 in the water blockage portion 10, and then heated by the PTC heating unit 2, it is therefore, described
Notch 101 is preferably close to the right end of the shell 1, design in this way, so that flowing into the shell 1 from notch 101
Interior water flow flows to left end from right end, increases the heating distance of the water flow, provides heating efficiency.
Further, it will be appreciated by those skilled in the art that the Multi-layer warming unit ptc heater is by being mounted on the shell
PTC heating unit 2 in 1 realizes its heating function.Further, the PTC heating unit 2 flows into the water inlet with water flow
Equidirectional (being in detail in this figure the vertical direction) setting in 9 direction.Further, in this preferred implementation, the PTC heating unit
2 are predominantly located in inside the shell 1, and right end stretches out the outside of the shell 1, as shown in Figure 2.Further, ability
Field technique personnel understand, in this embodiment, it is preferred that, the PTC heating unit 2 not with the shell 1 and the water flow
Blocking portion 10 contacts, i.e., the described PTC heating sheet is suspended in the shell 1, so that water flow is capable of forming water circulation in shell 1,
Increase the flowing of water flow, improves heating effect.Further, the right end of the PTC heating sheet is provided with the sealing of PTC heating unit
Circle 8, in conjunction with shown in attached drawing 1, the PTC heating unit sealing ring 8 tightly covers the right end in the PTC heating unit 2, and institute
The upper end and lower end for stating PTC heating unit sealing ring 8 be preferably fixed by screws in the shell 1 upper surface and under
Surface.Further, it will be appreciated by those skilled in the art that the effect of the PTC heating unit sealing ring 8 is to prevent the shell
Water flow in 1 is flowed out from the right end of the shell 1.
Further, the right end of the PTC heating unit sealing ring 8 and it is close to the PTC heating unit sealing ring 8
A PTC heating unit fixing piece 11, the shape of the PTC heating unit fixing piece 11 and the PTC heating unit is arranged in position
Sealing ring 8 is adapted, and is used to fix the PTC heating unit 2, it is made to be not easy to shake.Further, those skilled in the art
Understand, the intermediate position of the PTC heating unit fixing piece 11 is designed to be open, and the shape of the opening and PTC heating are single
The longitudal section shape of member 2 is consistent, right end of 11 sets of the PTC heating unit fixing piece in the PTC heating unit 2.More into one
Step ground, it will be appreciated by those skilled in the art that in the present embodiment, the PTC heating unit fixing piece 11 and the PTC heating unit
2 surrounding link positions preferably pass through soldering, are fixed on the PTC heating unit 2 strongerly in the shell 1
Portion, and by the way that after soldering, the PTC heating unit fixing piece 11 also functions to good sealing function, further prevents
The spilling of water flow.Further, in conjunction with shown in attached drawing 1, the upper end of the PTC heating unit fixing piece 11 and lower end shape
It is preferably adapted with the PTC heating unit retainer plate 8, and is fixed by screws on the shell 1.
Further, as shown in Fig. 2, the right end in the PTC heating unit fixing piece 11 installs a PTC fixing seat
12, the PTC fixing seat 12 is a raised structures, and the right end of the PTC heating unit 2 is included at it by the raised structures
In.Further, in conjunction with shown in attached drawing 1, it will be appreciated by those skilled in the art that the top and lower part of the PTC fixing piece 12 with
The upper end of the PTC heating unit fixing piece 11 and lower end shape are adapted, and the top of the PTC fixing seat 12 and under
Portion is preferably fixed by screws on the shell 1.Therefore, it will be appreciated by those skilled in the art that preferably, the PTC is fixed
The surrounding of seat 12, the PTC heating unit fixing piece 11 and the PTC heating unit sealing ring 8 is solid by same screw
It is scheduled on the upper surface and lower surface of the shell 1, i.e., the same position, with same root screw by the PTC fixing seat 12, institute
It states PTC heating unit fixing piece 11 and the PTC heating unit sealing ring 8 is fixed on the shell 1.Further,
In the present embodiment, the space between the PTC heating unit fixing piece 11 and the PTC fixing seat 12 preferably passes through epoxy
Glue 26 seals.
Further, it will be appreciated by those skilled in the art that the right end in the PTC heating unit 2 is connected with electrode 24
(this is not shown in the figure), which passes through the epoxy glue, and stretches out the shell of the PTC fixing seat 12.Further, originally
Field technical staff understands that the electrode 24 connects power supply, and the power supply is the PTC heating unit 2 power supply, makes it have and adds
The function of heat.
Fig. 3 shows first embodiment according to the present invention, a kind of water flowing direction of Multi-layer warming unit ptc heater
Schematic diagram.It will be appreciated by those skilled in the art that described Fig. 3 is only the schematic diagram in water flowing direction, each modular construction in the figure
Might not be consistent with actual product, which only shows the direction of the water flow flowing.Specifically, those skilled in the art
Member, in Fig. 3, the arrow represents water flow, after the water flow flows into the shell 1 from water inlet 9, since the water flow hinders
The effect of stopper 10, the water flow flow into the heating region, the heating by the notch 101 in the water blockage portion 10
The waters that region, that is, PTC heating unit 2 can be heated to.Further, it will be appreciated by those skilled in the art that it is preferred real at this
It applies in example, since the PTC heating unit 2 is suspended in the water flow heating region, the heating region poises for centre
The PTC heating unit 2 and other parts are the irregular area of water flow, after the water flow enters heating region, a part of water
Stream directly flows to left end from right end, and then flows out from water outlet 3, and another part water can flow up, then mobile toward left end again,
Finally flowed out from water outlet 3.By such design, so that water circulation is formed after water flow flows into the heating region, it can be more preferable
Heated by the PTC heating unit 2, improve the heating effect of water flow, and water circulation is conducive to flow from water outlet 3
Coolant-temperature gage out is more uniform, is unlikely to be cold water for a moment, is hot water for a moment.
With reference to the accompanying drawing 4 and attached drawing 5, elaborate the structure of the PTC heating unit 2.Those skilled in the art
Understand, the PTC heating unit 2 is by PTC heating unit sealing device 20 and to be mounted on the PTC heating unit sealing dress
The PTC ceramics heating sheet 23 inside 20 is set to form.
Further, as shown in figure 4, described Fig. 4 shows first embodiment according to the present invention, in PTC heating unit
The structural schematic diagram of PTC ceramics heating sheet 23.It will be appreciated by those skilled in the art that described Fig. 4 is only PTC ceramics heating sheet 23
A kind of schematic diagram, is not the structure chart of complete PTC ceramics heating sheet 23, and PTC ceramics described in two panels is only shown in figure
Heating sheet 23 is also possible to three pieces it will be appreciated by those skilled in the art that the PTC ceramics heating sheet 23 can be two panels, can be with
It is many pieces, these are all scope of the invention, are not introduced one by one herein.Specifically, the PTC ceramics heating sheet 23 is to use
Generate heat, the heat generated pass through be wrapped in its external PTC heating unit sealing device 20 (be not shown in the figure,
The shell that can refer to PTC heating unit described in Fig. 52 is the sealing device 20), and then to positioned at the PTC heating unit 2
The water flow of surrounding is heated.Further, as shown in Figure 4, one end of the PTC ceramics heating sheet 23 is connected with electrode
24, the electrode 24 is connect with the power supply, and the power supply is the PTC ceramics heating sheet 23 power supply by the electrode 24,
It is set to generate heat.Further, those skilled in the art understand, the PTC ceramics heating sheet 23 in the PTC heating unit 2 is simultaneously
Be not only there are two, one or more is set as needed, such as need powerful Multi-layer warming unit ptc heater
When, then multiple PTC ceramics heating sheets 23 are set, water can be faster heated to higher temperature, further meet user
Demand.In the present embodiment, as shown in figure 4, being preferably set up two PTC ceramics heating sheets in the PTC heating unit 2
23, described two PTC ceramics heating sheets 23 are at being arranged in parallel and the same end of each PTC ceramics heating sheet 23 is all connected with electrode
24.Further, it will be appreciated by those skilled in the art that each PTC ceramics heating sheet 23 is arranged in parallel, each of which PTC ceramics adds
Backing power supply be all it is independent, some damage, have no effect on the work of other PTC ceramics heating sheets 23.Further, originally
Field technical staff understands that the distance between described each PTC ceramics heating sheet 23 is preferably between 05-3cm.
Fig. 5 shows first embodiment according to the present invention, the structural schematic diagram of PTC heating unit.Those skilled in the art
Member understands that described Fig. 5 shows the primary structure of the PTC heating unit 2, and not only a kind of this embodiment, described Fig. 5 show
It is out a preferred embodiment, which is not sectional view, is intended merely to preferably show the main of the PTC heating unit 2
Structure.Specifically, as shown in figure 5, the PTC heating unit 2 includes the sealing device 20 and PTC ceramics of PTC heating unit
Heating sheet 23.Further, it will be appreciated by those skilled in the art that the sealing device 20 of the PTC heating unit is preferably aluminium
Material is made, with good thermal conductivity.Further, it will be appreciated by those skilled in the art that the sealing of the PTC heating unit fills
The shape for setting 20 can be cylindrical body, be also possible to cuboid, can also be other shapes, these have no effect on reality of the invention
Matter content, therefore it will not be described here.In the present embodiment, the sealing device 20 of the PTC heating unit is preferably cuboid,
The PTC ceramics heating sheet 23 is located at the inside of the sealing device 20 of the PTCPTC heating unit.
Further, it will be appreciated by those skilled in the art that the PTC ceramics heating sheet 23 be not it is exposed be placed on it is described
The inside of sealing device 20, but after being handled by underlying insulating layer and reinforced insulation layer protection, i.e., the PTC ceramics is added
One layer of underlying insulating layer is arranged in the external of backing 23, then wraps up one layer of reinforced insulation layer, will treated that the PTC ceramics adds
Backing 23 is put into the sealing device 20.More specifically, in preferred embodiment shown in Fig. 5, the underlying insulating layer includes
One aluminum pipe 22, silicone sealing strip 25 and epoxy glue 26.Further, it will be appreciated by those skilled in the art that the aluminum pipe 22 is two
Unsealed device is held, and the length of the aluminum pipe 22 is preferably more slightly longer than the PTC ceramics heating sheet 23, and the PTC is made pottery
Porcelain fever tablet 23 is placed in the aluminum pipe 22.Further, it will be appreciated by those skilled in the art that at the both ends of the aluminum pipe 22
It is provided with silicone sealing strip 25, and is coated with the further sealing of epoxy glue 26 in the outer end of silicone sealing strip 25, passes through institute
The effect of aluminum pipe 22, the silicone sealing strip 25 and epoxy glue 26 is stated, so that the PTC ceramics heating sheet 23 is by preferably close
It is enclosed in the aluminum pipe 22.Further, it will be appreciated by those skilled in the art that further being wrapped up in the outside of the underlying insulating layer
Insulation reinforcing film, in the present embodiment, the insulation reinforcing film are preferably the insulating film 21.Pass through the underlying insulating layer
And the effect of reinforced insulation layer, the sealing effect of the PTC ceramics heating sheet 23 is better, can preferably place leakage
Electricity.Further, it will be appreciated by those skilled in the art that the PTC ceramics for being enclosed with underlying insulating layer and reinforced insulation layer is heated
Piece 23 is placed in the sealing device 20, constitutes the PTC heating unit 2, i.e., the PTC in attached drawing 1,2 and 3 heats single
Member 2.Further, described it will be appreciated by those skilled in the art that the right end of the PTC ceramics heating sheet 23 is connected with electrode 24
Electrode 24 passes through the silicone sealing strip 25 and epoxy glue 26, and then is pierced by the sealing device 20 of the PTC heating unit, with
The power supply connection.
Further, it will be appreciated by those skilled in the art that the PTC for being enclosed with underlying insulating layer and reinforced insulation layer
Ceramic heating flake 23 is fixed with 20 phase of sealing device of the PTC heating unit one of in the following way: PTC ceramics adds
The top of backing 23 is fixed with the sealing device；The lower part of the PTC ceramics heating sheet 23 and the sealing device 20 are fixed；
One end of the PTC ceramics heating sheet 23 and the sealing device 20 are fixed；The both ends of the PTC ceramics heating sheet 23 are and institute
It is fixed to state sealing device 20；Or top, the lower part of PTC ceramics heating sheet 23 are fixed with the sealing device 20, these sides
Formula is all scope of the invention, therefore it will not be described here.
Fig. 6 shows first embodiment according to the present invention, a kind of schematic diagram of Multi-layer warming unit ptc heater.Institute
Diagram 6 shows the schematic diagram that the Multi-layer warming unit ptc heater is completed, which is of the invention one
Kind preferred embodiment is not a kind of unique embodiment.Specifically, the Multi-layer warming unit ptc heater passes through installation
2 (not shown) of PTC heating unit inside the shell 1 realizes heating function.Further, the Multi-layer warming list
First ptc heater is a kind of heating device for heating Static Water or Dynamic Water, and the water flow is by being located at the multilayer
The water inlet 9 of 1 lower surface of heating unit ptc heater shell enters in the shell 1, by adding for the PTC heating unit 2
Heat after becoming hot water, is flowed out from the water outlet 3.Further, it will be appreciated by those skilled in the art that the water inlet 9 can be with
A water pump is connected, is supplied water by water pump into the Multi-layer warming unit ptc heater, and the water outlet 3 can connect one
Water pipe, by water pipe by the delivery into pond or elsewhere.It will be appreciated by those skilled in the art that of the invention
PTC heating unit 2 can be superimposed by multiple PTC ceramics heating sheets 23 and be formed, and the PTC ceramics heating sheet 23 of different number is constituted not
With the Multi-layer warming unit ptc heater of power, so that the user of different demands uses.Meanwhile the present invention also provides hydraulic pressure
Switch 6 and temperature protect switch 7, and the function of the Multi-layer warming unit ptc heater heated at constant temperature is realized by the switch.
Further, it will be appreciated by those skilled in the art that can be set one in the Multi-layer warming unit ptc heater
PTC heating unit also can be set there are two PTC heating unit, be also provided with multiple PTC heating units, these are all
Scope of the invention, therefore it will not be described here.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (16)
1. a kind of Multi-layer warming unit ptc heater, comprising: shell (1), the lower surface of the shell (1) be provided with one into
The mouth of a river (9) is provided with water outlet (3) on the left of the shell (1), is provided with PTC heating unit (2) in the shell (1),
It is characterized in that,
The PTC heating unit (2) and water flow flow into the equidirectional setting in direction of the water inlet (9)；The shell (1) is internal
Upper position is provided with water blockage portion (10) along the vertical direction that the water flow enters the water inlet (9), the water flow resistance
Stopper (10) left end connection water outlet mouth sealing ring (4) and water outlet fixing piece (5), right end are connected to the sealing of PTC heating unit
It encloses on (8) and Multi-layer warming unit PTC heating unit fixing piece (11), the water blockage portion (10) is close to the shell (1)
The position leaving certain gaps uncovered by the economic plan (101) of right end, right end of the notch (101) close to the shell (1), the PTC heating unit (2)
Be predominantly located in that the shell (1) is internal, right end stretches out the outside of the shell (1), water blockage portion (10) resistance
Water blocking stream, makes to flow into the water in the shell (1) and flows at the notch (101) on the water blockage portion (10)；The PTC
Heating unit (2) is not contacted with the shell (1) and the water blockage portion (10).
2. Multi-layer warming unit ptc heater according to claim 1, which is characterized in that the PTC heating unit (2)
Add including at least sealing device (20), insulating film (21), aluminum pipe (22), silicone sealing strip (25), epoxy glue (26), PTC ceramics
Backing (23) and electrode (24), the PTC ceramics heating sheet (23) are placed in aluminum pipe (22), the both ends of the aluminum pipe (22)
It is sealed with the silicone sealing strip (25) and smears epoxy glue (26) in the silicone sealing strip (25) outer end and sealed, the insulation
Film (21) is wrapped in the outer surface of the aluminum pipe (22), and the aluminum pipe (22) of package insulating film (21) be placed on it is described close
In seal apparatus (20), one end of the PTC ceramics heating sheet (23) connects the electrode (24) and the electrode (24) is across close
Seal apparatus (20) simultaneously stretches out the shell (1) outside.
3. Multi-layer warming unit ptc heater according to claim 2, which is characterized in that the sealing device (20) is excellent
Selection of land is aluminium flake, and the sealing device (20) outer surface is coated with prevents incrusted immersion coating.
4. Multi-layer warming unit ptc heater according to any one of claim 1 to 3, which is characterized in that the PTC
Two PTC ceramics heating sheets (23) are included at least in heating unit (2), described two PTC ceramics heating sheets (23) set at parallel connection
It sets and one end of described two PTC ceramics heating sheets (23) is equipped with the sealing device that electrode (24) are pierced by the PTC heating unit
(20)。
5. Multi-layer warming unit ptc heater according to claim 4, which is characterized in that each PTC ceramics heating sheet
The distance between (23) between 0.5~3cm.
6. ptc heater Multi-layer warming unit ptc heater according to claim 5, which is characterized in that the PTC pottery
Porcelain heating sheet (23) is mutually fixed with the sealing device (20) of the PTC heating unit one of in the following way:
One end of the PTC ceramics heating sheet (23) is fixed by the sealing device (20) with shell；
The lower part and the sealing device (20) of the PTC ceramics heating sheet (23) are fixed；
One end and the sealing device (20) of the PTC ceramics heating sheet (23) are fixed；
The both ends of the PTC ceramics heating sheet (23) are fixed with the sealing device (20)；Or
Top, the lower part of the PTC ceramics heating sheet (23) are fixed with the sealing device (20).
7. Multi-layer warming unit ptc heater according to claim 1, which is characterized in that the left side of the water outlet (3)
Connection one is discharged mouth sealing ring (4), is provided with a water export (41) on the water outlet mouth sealing ring (4) and the water outlet is close
Seal (4) is fixed on the shell (1).
8. Multi-layer warming unit ptc heater according to claim 1, which is characterized in that the Multi-layer warming unit PTC
Heater further includes a water outlet fixing piece (5), and the water outlet fixing piece (5) connect with the shell (1), and the water outlet
Mouth fixing piece (5) is connected to the left side of water outlet mouth sealing ring (4).
9. Multi-layer warming unit ptc heater according to claim 1, which is characterized in that further include a hydraulic pressure switch
(6), it is set to the upper surface of the shell (1).
10. Multi-layer warming unit ptc heater according to claim 1, which is characterized in that further include that a temperature protects switch
(7), it is set to the upper surface of the shell (1).
11. Multi-layer warming unit ptc heater according to claim 1, which is characterized in that the PTC heating unit (2)
It is connect in the side far from the water outlet (3) with a PTC heating unit sealing ring (8), and the PTC heating unit sealing ring
(8) it is fixed on the shell (1).
12. Multi-layer warming unit ptc heater according to claim 1, which is characterized in that the PTC heating unit (2)
It is mutually fixed in the side far from the water outlet with a PTC heating unit fixing piece (11), and the PTC heating unit fixing piece
(11) it is fixed on the shell (1).
13. Multi-layer warming unit ptc heater according to claim 12, which is characterized in that the PTC heating unit
(2) it is fixed with the PTC heating unit fixing piece (11) by welding manner.
14. Multi-layer warming unit ptc heater according to claim 2, which is characterized in that further include PTC fixing seat
(12), the PTC fixing seat (12) is a hollow structure, and the hollow structure and the PTC heating unit fixing piece (11)
Shape be adapted, the space between the PTC heating unit fixing piece (11) and the PTC fixing seat (12) passes through epoxy glue
(26) it seals, the electrode (24) passes through the epoxy glue (26) and stretches out the PTC fixing seat (12) afterwards outside.
15. Multi-layer warming unit ptc heater according to claim 1, which is characterized in that the water blockage portion (10)
It is connected at the water outlet position close to the shell with the shell (1).
16. Multi-layer warming unit ptc heater according to claim 1, which is characterized in that setting in the shell (1)
More than one PTC heating unit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410234437.1A CN103994570B (en) | 2014-05-29 | 2014-05-29 | A kind of Multi-layer warming unit ptc heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410234437.1A CN103994570B (en) | 2014-05-29 | 2014-05-29 | A kind of Multi-layer warming unit ptc heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103994570A CN103994570A (en) | 2014-08-20 |
| CN103994570B true CN103994570B (en) | 2019-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410234437.1A Expired - Fee Related CN103994570B (en) | 2014-05-29 | 2014-05-29 | A kind of Multi-layer warming unit ptc heater |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104159343B (en) * | 2014-08-28 | 2017-03-01 | 昆山联华印务有限公司 | heating core, liquid heater and liquid circulation heating device |
| CN204119542U (en) | 2014-09-24 | 2015-01-21 | 上海荣威塑胶工业有限公司 | A kind of ptc heater |
| ITUA20162359A1 (en) * | 2016-04-06 | 2017-10-06 | De Longhi Appliances Srl | BOILER |
| CN108132623B (en) * | 2017-12-13 | 2022-11-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Heating control method and device for dish washing machine |
| CN109405269A (en) * | 2018-11-23 | 2019-03-01 | 福建闽航电子有限公司 | A kind of heat generating device for intelligent closestool |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2389425Y (en) * | 1999-09-02 | 2000-07-26 | ***电子第五十四研究所 | Multiple wave beam receiving paraboloid antenna |
| CN2612898Y (en) * | 2003-03-07 | 2004-04-21 | 上海约普电子科技有限公司 | A PTC liquid electric heater |
| CN101280956A (en) * | 2008-04-11 | 2008-10-08 | 舒定涛 | Electric-heating device and uses thereof |
| CN101945505A (en) * | 2010-08-31 | 2011-01-12 | 上海吉龙经济发展有限公司 | Dual-waterway seal positive temperature coefficient (PTC) heater |
| CN203880908U (en) * | 2014-05-29 | 2014-10-15 | 东辉休闲运动用品(上海)有限公司 | Multi-layer heating unit PTC heater |
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