CN103994570A - Multilayer heating unit PTC heater - Google Patents
Multilayer heating unit PTC heater Download PDFInfo
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- CN103994570A CN103994570A CN201410234437.1A CN201410234437A CN103994570A CN 103994570 A CN103994570 A CN 103994570A CN 201410234437 A CN201410234437 A CN 201410234437A CN 103994570 A CN103994570 A CN 103994570A
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Abstract
The invention provides a multilayer heating unit PTC heater. The multilayer heating unit PTC heater comprises a shell, a water inlet is formed in the lower surface of the shell, a water outlet is formed in the left side of the shell, and a PTC heating unit is arranged in the shell. The multilayer heating unit PTC heater is characterized in that the direction of the PTC heating unit and the direction of water flowing into the water inlet are the same. Water flowing into the multilayer heating unit PTC heater is heated, and the heating purpose is achieved through the PTC heating unit installed in the multilayer heating unit PTC heater. The PTC heating unit is composed of a plurality of PTC ceramic heating elements, and a corresponding number of PTC ceramic heating elements can be arranged according to different requirements. Meanwhile, the multilayer heating unit PTC heater can further achieve the constant-temperature heating function through a water switch and a heat preservation switch. Compared with a heater with defects in the current market, the multilayer heating unit PTC heater has the advantages of being high in safety performance, adjustable in heating power, capable of performing constant-temperature heating and portable and has high market value.
Description
Technical field
The present invention relates to heater, the heater in particular for the Heating pool of family's amusement and recreation, particularly, relates to a kind of Multi-layer warming unit ptc heater, especially has the Multi-layer warming unit ptc heater of the adjustable heating power of constant temperature.
Background technology
At present, heater majority all adopts the structure of electric heater, especially non-technical heater.From the principle of electric heater, distinguish, conventionally heater can be divided into: 1) Electromagnetic Heating, the electromagnetic heating technique that for example conventional electromagnetic oven adopts; 2) infrared heating, adopts radiant heat transfer, by electromagnetic wave transferring energy.3) resistance heated, utilizes electric current to emit heat by electric heating element and heats.Resistance heated can adopt the modes such as Resistant heating, ceramic heat and electrical coil resistance heating, quartz ampoule heating to realize conventionally.
At present, adopt the mode of resistance heated more, and be specifically applied in the Heating pool of family's amusement and recreation in household application market, most ceramic heat assemblies that adopt are realized again.But in prior art, because heating component often can contact with heated water, so often there will be the situation of electric leakage, this has been used of seat belts great hidden danger, can reduce user's experience.Meanwhile, existing ceramic heat assembly also exists the defects such as heating quality is unstable, heating effect is general, power consumption is large, use inconvenience, and cost is excessive.
Sum up the reason that prior art exists above-mentioned defect, be mainly that the unreasonable structure of its heating component causes.
Summary of the invention
For the technological deficiency of heating component unreasonable structure in prior art, the object of this invention is to provide a kind of Multi-layer warming unit ptc heater.According to an aspect of the present invention, provide a kind of Multi-layer warming unit ptc heater, comprising: housing 1, the lower surface of described housing 1 is provided with a water inlet 9, and the left side of described housing 1 is provided with delivery port 3, in described housing 1, is provided with PTC heating unit 2, it is characterized in that
Described PTC heating unit 2 and current flow into the equidirectional setting of direction of described water inlet 9.
Further, described PTC heating unit 2 at least comprises sealing device 20, dielectric film 21, aluminum pipe 22, silica gel sealing bar 25, epoxy glue 26, PTC ceramic heating flake 23 and electrode 24 form, described PTC ceramic heating flake 23 is positioned in aluminum pipe 22, the two ends of described aluminum pipe 22 are with described silica gel sealing bar 25 sealings and in described silica gel sealing bar 25 outer ends, smear epoxy glue 26 sealings, described dielectric film 21 is wrapped in the outer surface of described aluminum pipe 22, and the aluminum pipe 22 of described wrap insulate film 21 is placed in described sealing device 20, one end of described PTC ceramic heating flake 23 connects described electrode 24 and described electrode 24 passes sealing device 20 and stretches out outside described housing 1.
Further, described sealing device 20 is preferably aluminium flake, and described sealing device 20 outer surfaces scribble and prevent incrusted immersion coating.
Further, in described PTC heating unit 2, at least comprise two PTC ceramic heating flakes 23,23 one-tenth of described two PTC ceramic heating flakes are arranged in parallel and one end of described two PTC ceramic heating flakes 23 is provided with the sealing device 20 that electrode 24 passes described PTC heating unit.
Further, in described PTC heating unit 2, at least comprise three PTC ceramic heating flakes 23,23 one-tenth of described three PTC ceramic heating flakes are arranged in parallel and one end of described three PTC ceramic heating flakes 23 is provided with the sealing device 20 that electrode 24 passes described PTC heating unit.
Preferably, the distance between described each PTC ceramic heating flake 23 is preferably between 0.5～-3cm.
Further, the sealing device 20 a kind of and described PTC heating unit of described PTC ceramic heating flake 23 in the following way fixes:
One end of-described PTC ceramic heating flake 23 is fixed with shell by described sealing device 20;
The bottom of-described PTC ceramic heating flake 23 and described sealing device 20 are fixing;
One end of-described PTC ceramic heating flake 23 and described sealing device 20 are fixing;
The two ends of-described PTC ceramic heating flake 23 are all fixing with described sealing device 20; Or
The top of-described PTC ceramic heating flake 23, bottom are all fixing with described sealing device 20.
Further, the left side of described delivery port 3 connects a delivery port sealing ring 4, is provided with a water export 41 and described delivery port sealing ring 4 is fixed on described housing 1 on described delivery port sealing ring 4.
Further, described Multi-layer warming unit ptc heater also comprises a delivery port fixture 5, and described delivery port fixture 5 is connected with described housing 1, and described delivery port fixture 5 is connected to the left side of described delivery port sealing ring 4.
Further, also comprise a hydraulic pressure switch 6, it is arranged at the upper surface of described housing 1.
Further, also comprise a temperature guarantor switch 7, it is arranged at the upper surface of described housing 1.
Further, described PTC heating unit 2 is connected with a PTC heating unit sealing ring 8 in the side away from described delivery port 3, and described PTC heating unit sealing ring 8 is fixed on described housing 1.
Further, described PTC heating unit 2 fixes in the side away from described delivery port and a PTC heating unit fixture 11, and described PTC heating unit fixture 11 is fixed on described housing 1.
Preferably, described PTC heating unit 2 is fixed by welding manner with described PTC heating unit fixture 11.
Further, also comprise PTC holder 12, described PTC holder 12 is a hollow structure, and the shape of described hollow structure and described PTC heating unit fixture 11 adapts, space between described PTC heating unit fixture 11 and described PTC holder 12 seals by epoxy glue 26, and described electrode 24 stretches out outside described PTC holder 12 through after described epoxy glue 26.
Further, the described housing 1 inside vertical direction that position enters described water inlet 9 along described current is on the lower provided with current stop part 10, described current stop part 10 is connected with described housing 1 in the delivery port position near described housing, and leaving certain gaps uncovered by the economic plan 101 between the other end of described current stop part 10 and described housing 1.
Further, in described housing 1, be provided with more than one PTC heating unit 2.
The present invention is by providing a kind of Multi-layer warming unit ptc heater, the water flowing in Multi-layer warming unit ptc heater is heated, it realizes its heating object by the PTC heating unit being arranged in described Multi-layer warming unit ptc heater, and described PTC heating unit is comprised of several PTC ceramic heating flakes, and described ptc heater can, according to different demands, be provided with a plurality of PTC heating units in its housing.Simultaneously, the present invention protects by described hydraulic pressure switch and temperature the function that switch can also be realized heated at constant temperature, and the present invention is compared to the shortcoming of heater in market now, and it is high that it has security performance, heating power is adjustable, heated at constant temperature and light advantage, has good market value.
Accompanying drawing explanation
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 illustrates according to a specific embodiment of the present invention, the explosive view of a kind of Multi-layer warming unit ptc heater;
Fig. 2 illustrates according to the first embodiment of the present invention, the whole cutaway view of a kind of Multi-layer warming unit ptc heater;
Fig. 3 illustrates according to the first embodiment of the present invention, the water flow direction schematic diagram of a kind of Multi-layer warming unit ptc heater;
Fig. 4 illustrates according to the first embodiment of the present invention, the structural representation of PTC ceramic heating flake in PTC heating unit;
Fig. 5 illustrates according to the first embodiment of the present invention, the structural representation of PTC heating unit; And
Fig. 6 illustrates according to the first embodiment of the present invention, the schematic diagram of a kind of Multi-layer warming unit ptc heater.
The specific embodiment
It will be appreciated by those skilled in the art that a kind of Multi-layer warming provided by the present invention unit ptc heater is for water is heated, it comprises water inlet 9, delivery port 3 and PTC heating unit 2.In common occupation mode, after the energising of described Multi-layer warming unit ptc heater, the water flowing in Multi-layer warming unit ptc heater is heated, then the water after heating is flowed out by delivery port 3.It will be appreciated by those skilled in the art that described current are by being arranged on PTC heating unit 2 heating in described Multi-layer warming unit ptc heater.Preferably, those skilled in the art understand, the outward appearance of a kind of Multi-layer warming provided by the present invention unit ptc heater is as shown in Figure 6 shown in embodiment, and change in example at one, the profile of described novel multi-layer heating unit ptc heater can be also other shapes, for example, be a spheroidal, or is drops in a further advantageous embodiment, this does not affect technology contents of the present invention, does not repeat them here.
Fig. 1 illustrates according to a specific embodiment of the present invention, a kind of Multi-layer warming unit ptc heater explosive view.Those skilled in the art understand, described Multi-layer warming unit ptc heater explosive view is intended to show each modular construction feature of described Multi-layer warming unit ptc heater, and described in the Multi-layer warming unit ptc heater shown in Fig. 1, PTC heating unit 2 only illustrates one, but do not represent and in Multi-layer warming unit ptc heater, only have a described PTC heating unit, it can be according to the market demand, the PTC heating unit 2 of two or more is installed, described PTC heating unit more than 2, the heating power of described Multi-layer warming unit ptc heater is larger.Particularly, as shown in Figure 1, described Multi-layer warming unit ptc heater at least comprises housing 1, PTC heating unit 2 and water inlet 9 (not shown)s, described water inlet 9 is positioned at the lower surface position of described PTC heating unit 2, as shown in Figure 2, it will be appreciated by those skilled in the art that described current flow into housing 1 by water inlet 9.Further, described PTC heating unit 2 is arranged in described housing 1, to flowing into the current of housing 1, heats.Further, those skilled in the art understand, described PTC heating unit 2 can flow into current the equidirectional setting of direction of described water inlet 9, also can enter along described current the vertical direction setting of described water inlet 9, in the present embodiment, as shown in Figure 1, preferably, adopt equidirectional setting, be the equidirectional setting of direction that described PTC heating unit 2 and current flow into described water inlet 9, it will be appreciated by those skilled in the art that and illustrate as Fig. 1, if described housing 1 vertical direction is placed, also vertical direction placement of described PTC heating unit 2; If described housing 1 is laterally placed, described PTC heating unit 2 is also laterally placed, and in the present embodiment, preferably according to direction shown in accompanying drawing 1, places.Further, the concrete structure of described PTC heating unit 2 elaborates in accompanying drawing 4 and 5, therefore do not repeat them here.
Further, the left end of described housing 1 is provided with a delivery port 3, it will be appreciated by those skilled in the art that described current flow into described housing 1 by described water inlet 9, after described PTC heating unit 2 heating, by delivery port 3 outflows in left side.Further, those skilled in the art understand, left end at described delivery port 3 is provided with a delivery port sealing ring 4, the size of the size of described delivery port sealing ring 4 and described delivery port 3 adapts, it is for described delivery port 3 is sealed, to prevent that the current of delivery port 3 from overflowing from delivery port 3 around.Further, it will be appreciated by those skilled in the art that described delivery port sealing ring 4 and the connected mode of described housing 1 can be screwed, also can pass through adhesive adhesion, can also fix by other means, these do not affect flesh and blood of the present invention, do not repeat them here.Further, those skilled in the art understand, in order to make current, from delivery port 3, concentrate and flow out, and then described delivery port sealing ring 4 is preferably provided with a water export 41 in centre position, the size of described water export 41 is unsuitable excessive, is preferably 1/3rd left and right of described delivery port 3 sizes, if size is too large, described current can be easy to flow out from water export 41, affect its heating effect.Further, at the left end of described delivery port sealing ring 4, be provided with a delivery port fixture 5, it is for fixing described delivery port sealing ring 4.Further, it will be appreciated by those skilled in the art that the position of corresponding described water export 41 on described delivery port fixture 5 is also provided with outlet, for the outflow of current.Further, it will be appreciated by those skilled in the art that described delivery port fixture 5 is preferably fixed on the left side of described housing 1, described delivery port sealing ring 4 is together fixed on to described housing 1 left side, and preferably, be screwed in the left side of described housing 1, after connection as shown in Figure 6.
Further, described Multi-layer warming unit ptc heater also comprises a hydraulic pressure switch 6.Particularly, the upper surface of described housing 1 is provided with a hydraulic pressure switch 6, and described hydraulic pressure switch 6 is for detection of the hydraulic pressure size of described housing 1 inside and control the operation of described Multi-layer warming unit ptc heater.Further, in described hydraulic pressure switch 6, be preferably provided with a device for detecting water pressure and first control device, those skilled in the art understand, described device for detecting water pressure is for detection of hydraulic pressure size, hydraulic pressure size in housing 1 surpasses while being preset in the first hydraulic pressure threshold value in hydraulic pressure switch 6, described first control device is controlled the operation of described Multi-layer warming unit ptc heater, starts heating.Further, those skilled in the art understand, described the first hydraulic pressure threshold value is the minimum hydraulic pressure value that described Multi-layer warming unit ptc heater starts heating, hydraulic pressure size in housing 1 is during lower than described the first hydraulic pressure threshold value, show that the discharge in described housing 1 is less, now heating likely makes described PTC heating unit 2 burn out, while only having hydraulic pressure in device for detecting water pressure detects described housing 1 size to surpass described the first hydraulic pressure threshold value, show that the current in described housing 1 reach certain flow, suitable heating, now the first control device in described hydraulic pressure switch 6 is controlled described Multi-layer warming unit ptc heater and is heated.Further, it will be appreciated by those skilled in the art that preferably, the inside that described device for detecting water pressure extend into described housing 1 through the upper surface of described housing 1 contacts with described liquid, and it is for detecting more accurately the size of described housing 1 interior hydraulic pressure.A more progressive ground, it will be appreciated by those skilled in the art that described hydraulic pressure switch 6 is preferably screwed in the upper surface of described housing 1.
Further, the upper surface of described Multi-layer warming unit ptc heater housing 1 is also provided with a temperature and protects switch 7, and described temperature is protected switch 7 and is preferably screwed in the upper surface of described housing 1.Further, those skilled in the art understand, described temperature is protected switch 7 for detection of the temperature of described housing 1 interior current, when water temperature being detected over Second Threshold, control described Multi-layer warming unit ptc heater and stop heating, when water temperature being detected for surpassing Second Threshold or during again lower than Second Threshold, controlling described Multi-layer warming unit ptc heater and start heating.Further, those skilled in the art, described temperature is protected switch 7 and is at least comprised a temperature-detecting device and second control device, described temperature-detecting device is for detection of the water flow temperature in described housing 1, and described second control device is for controlling stopping and continuing heating of described Multi-layer warming unit ptc heater.Further, those skilled in the art understand, described Second Threshold is preferably arranged in advance described temperature and protects in switch 7, and described Second Threshold is the minimum temperature that described Multi-layer warming unit ptc heater stops heating, temperature in described temperature-detecting device detects described housing 1 is during lower than described Second Threshold, described second control device is controlled described Multi-layer warming unit ptc heater and is continued heating, when the temperature in described temperature-detecting device detects described housing 1 surpasses described Second Threshold, described second control device is controlled described Multi-layer warming unit ptc heater and is stopped heating, temperature in described housing 1 is during again lower than described Second Threshold, described second control device is controlled described Multi-layer warming unit ptc heater and is restarted heating, described Multi-layer warming unit ptc heater is heated all the time in a certain temperature range, realize the function of heated at constant temperature.
Further, those skilled in the art understand, in order to make described temperature, protect the temperature that switch 7 can detect described housing 1 interior current more accurately, described temperature is protected the mode that switch 7 can enter in described housing 1 through the upper surface of described housing 1 by described temperature-detecting device and is realized, the mode that also can consist of the good material of heat conductivility described housing 1 realizes, these are all categories of the present invention, therefore do not repeat them here.
In sum, the effect double action of protecting switch 7 by described hydraulic pressure switch 6 and temperature, can control the operation of described Multi-layer warming unit ptc heater, by described hydraulic pressure switch 6, start described Multi-layer warming unit ptc heater, by described temperature, protect switch 7 again and control the ptc heater heating of described Multi-layer warming unit and stop heating, further realize the function of described Multi-layer warming unit ptc heater heated at constant temperature.
Further, described Multi-layer warming unit ptc heater also comprises a PTC heating unit sealing ring 8, PTC heating unit fixture 11 and PTC holder 12.Further, described PTC heating unit sealing ring 8 is positioned at described PTC heating unit away from a side of described delivery port 3, and described PTC heating unit sealing ring 8 is enclosed within the right side of described PTC heating unit 2 and the right side of close described housing 1.Further, the right side of described PTC heating unit sealing ring 8 is provided with a PTC heating unit fixture 11, and it is for fixing described PTC heating unit 2.Further, on the right side of described PTC heating unit fixture 11, be provided with a PTC holder 12, it will be appreciated by those skilled in the art that the shape of described PTC holder 12 and the shape of described PTC heating unit fixture 11 adapt, and described PTC holder 12 is a hollow structure.By this kind of design, by the effect of described PTC heating unit sealing ring 8, PTC heating unit fixture 11 and PTC holder 12, described PTC heating unit 2 is firmly fixed in described housing 1, between concrete described PTC heating unit sealing ring 8, PTC heating unit fixture 11 and PTC holder 12, how to connect, can in accompanying drawing 2, describe in detail, therefore do not repeat them here.
Further, described Multi-layer warming unit ptc heater also comprises a current stop part 10, and as shown in Figure 1, the described housing 1 inside vertical direction that position enters described water inlet 9 along described current is on the lower provided with current stop part 10.Further, it will be appreciated by those skilled in the art that described current stop part 10 is for stopping the current that flow into water inlet 9, described current are flowed according to certain orientation.Further, how concrete current stop part 10 is connected with described housing 1 and how works, and will in accompanying drawing 2, describe in detail, therefore do not repeat them here.
Further, it will be appreciated by those skilled in the art that the material of described housing 1 is preferably aluminium section bar housing, it has good heat conductivity, light advantage.The housing of making for other materials, as long as meet object of the present invention, all belongs to category of the present invention, therefore do not repeat them here.
Fig. 2 illustrates according to the first embodiment of the present invention, the whole cutaway view of a kind of Multi-layer warming unit ptc heater.It will be appreciated by those skilled in the art that described cutaway view is intended to show the internal structure connection of described Multi-layer warming unit ptc heater, due to the effect of cutaway view, the lines that wherein have are not concrete structures.For example, in Fig. 2, a line on described water inlet 9 does not represent concrete parts, the effect of just analysing and observe.Particularly, as shown in Figure 2, the cutaway view of this Multi-layer warming unit ptc heater comprises housing 1, PTC heating unit 2, delivery port 3, delivery port sealing ring 4, delivery port fixture 5, hydraulic pressure switch 6, temperature guarantor's switch 7, PTC heating unit sealing ring 8, water inlet 9, current stop part 10, PTC heating unit fixture 11 and PTC holder 12.
More specifically, hydraulic pressure switch 6 and temperature guarantor switch 7 are installed on described housing 1, its concrete structure and connection elaborate, therefore do not repeat them here in above-mentioned accompanying drawing 1.
Further, those skilled in the art understand, the left side of described housing 1 is provided with a delivery port 3, in the position of delivery port 3, is provided with delivery port sealing ring 4, and is correspondingly provided with water export 41 on described delivery port sealing ring, as shown in Figure 2, described delivery port sealing ring 4, for sealing described delivery port 3, can only flow out from water export 41 current of delivery port 3, and can not flow out from other parts, control current and flow out according to a certain direction, be convenient to the control to flow direction.Further, those skilled in the art understand, a delivery port fixture 5 is installed in the left side of described delivery port sealing ring 4, structure as shown in Figure 2, it is for fixing described delivery port sealing ring 4, an outlet is correspondingly designed in the position of the corresponding described water export 41 of described delivery port fixture 5 simultaneously, and the current after described heating flow out from described outlet, so that user uses.For this part, in above-mentioned accompanying drawing 1, also elaborate, therefore do not repeat them here.
Further, as shown in Figure 2, the lower surface of described housing 1 is provided with a water inlet 9, shown in current from described water inlet 9, flow in described housing 1, the position that it will be appreciated by those skilled in the art that described water inlet 9 is not what fix, it can be positioned at the centre position of described housing 1 lower surface, other positions (as the position near left end or right-hand member) that also can be positioned at described housing 1 lower surface, these are all categories of the present invention, therefore do not repeat them here.
Further, as shown in Figure 2, the described housing 1 inside vertical direction that position enters described water inlet 9 along described current is on the lower provided with current stop part 10, described current stop part 10 left ends connect described delivery port sealing ring 4 and described delivery port fixture 5, right-hand member is connected on described PTC heating unit sealing ring 8 and described Multi-layer warming unit PTC heating unit fixture 11, as shown in Figure 2.Further, described current stop part 10 is near the position leaving certain gaps uncovered by the economic plan 101 of described housing 1 right-hand member, those skilled in the art understand, the effect of described current stop part 10 is block water stream, the water that flows into described housing 1 inside is flowed into from the breach 101 on described current stop part 10, and then by described PTC heating unit 2 heating, therefore, described breach 101 is the right-hand member of close described housing 1 preferably, by such design, make the current that flow in described housing 1 from breach 101 flow to left end from right-hand member, increase the heating distance of described current, the efficiency of heating surface is provided.
Further, it will be appreciated by those skilled in the art that described Multi-layer warming unit ptc heater realizes its heating function by the PTC heating unit 2 being arranged in described housing 1.Further, described PTC heating unit 2 arranges with the direction equidirectional (being vertical direction in this figure) that current flow into described water inlet 9.Further, in this is preferably implemented, the major part of described PTC heating unit 2 is positioned at described housing 1 inside, and its right-hand member stretches out the outside of described housing 1, as shown in Figure 2.Further, those skilled in the art understand, in the present embodiment, preferably, described PTC heating unit 2 does not contact with described housing 1 and described current stop part 10, and described PTC heating plate is suspended in described housing 1, so that current can form water circulation in housing 1, increase flowing of current, improve heating effect.Further, the right-hand member of described PTC heating plate is provided with PTC heating unit sealing ring 8, by reference to the accompanying drawings shown in 1, described PTC heating unit sealing ring 8 is enclosed within the right-hand member of described PTC heating unit 2 tightly, and the upper end of described PTC heating unit sealing ring 8 and lower end are preferably screwed in upper surface and the lower surface of described housing 1.Further, the effect that it will be appreciated by those skilled in the art that described PTC heating unit sealing ring 8 is to prevent that the current in described housing 1 from flowing out from the right-hand member of described housing 1.
Further, the right-hand member of described PTC heating unit sealing ring 8 and the position of being close to described PTC heating unit sealing ring 8 arrange a PTC heating unit fixture 11, the shape of described PTC heating unit fixture 11 and described PTC heating unit sealing ring 8 adapt, it,, for fixing described PTC heating unit 2, makes it be difficult for rocking.Further, those skilled in the art understand, described PTC heating unit fixture 11 middle parts are designed to opening, and the shape of this opening is consistent with the vertical section shape of described PTC heating unit 2, and described PTC heating unit fixture 11 is enclosed within the right-hand member of described PTC heating unit 2.Further, those skilled in the art understand, in the present embodiment, described PTC heating unit fixture 11 and described PTC heating unit 2 surrounding link positions are preferably by soldering, make described PTC heating unit 2 more be securely fixed in described housing 1 inside, and after soldering, described PTC heating unit fixture 11 also plays good sealing function, prevents further overflowing of current.Further, shown in 1, the upper end of described PTC heating unit fixture 11 and lower end shape preferably adapt with described PTC heating unit retainer plate 8 by reference to the accompanying drawings, and are to be all preferably screwed on described housing 1.
Further, as shown in Figure 2, at the right-hand member of described PTC heating unit fixture 11, a PTC holder 12 is installed, described PTC holder 12 is a raised structures, and described raised structures is included in the right-hand member of described PTC heating unit 2 wherein.Further, by reference to the accompanying drawings shown in 1, those skilled in the art understand, upper end and the lower end shape of the top of described PTC fixture 12 and bottom and described PTC heating unit fixture 11 adapt, and the top of described PTC holder 12 and bottom are preferably screwed on described housing 1.Therefore, those skilled in the art understand, preferably, the surrounding of described PTC holder 12, described PTC heating unit fixture 11 and described PTC heating unit sealing ring 8 is fixed on upper surface and the lower surface of described housing 1 by same screw, be same position, with same screw, described PTC holder 12, described PTC heating unit fixture 11 and described PTC heating unit sealing ring 8 be fixed on described housing 1.Further, in the present embodiment, the space between described PTC heating unit fixture 11 and described PTC holder 12 preferably seals by epoxy glue 26.
Further, it will be appreciated by those skilled in the art that the low order end at described PTC heating unit 2 is connected with electrode 24 (this is not shown), this electrode 24 passes described epoxy glue, and stretches out the shell of described PTC holder 12.Further, it will be appreciated by those skilled in the art that described electrode 24 connects power supply, described power supply is described PTC heating unit 2 power supplies, makes it have the function of heating.
Fig. 3 illustrates according to the first embodiment of the present invention, the water flow direction schematic diagram of a kind of Multi-layer warming unit ptc heater.It will be appreciated by those skilled in the art that described Fig. 3 is only the schematic diagram of water flow direction, each modular construction in this figure might not be consistent with actual product, and this figure only illustrates the direction of described flow.Particularly, those skilled in the art, in Fig. 3, described arrow represents current, described current are after water inlet 9 flows into described housing 1, due to the effect of described current stop part 10, described current flow into described heating region by the breach 101 on described current stop part 10, and described heating region is the waters that described PTC heating unit 2 can be heated to.Further, it will be appreciated by those skilled in the art that in this preferred embodiment, because described PTC heating unit 2 is suspended in described current heating region, therefore, described heating region poises for middle the irregular area that described PTC heating unit 2 and other parts are current, and described current enter after heating region, and a part of current directly flow to left end from right-hand member, and then flow out from delivery port 3, another part water can upwards flow, and then moves toward left end, finally from delivery port 3, flows out.By this kind of design, current are flowed into after described heating region, form water circulation, can be better by described PTC heating unit 2 heating, improved the heating effect of current, and described water circulation is conducive to from the coolant-temperature gage of delivery port 3 outflows more even, and be unlikely to is cold water for a moment, is hot water for a moment.
Below in conjunction with accompanying drawing 4 and accompanying drawing 5, elaborate the structure of described PTC heating unit 2.It will be appreciated by those skilled in the art that described PTC heating unit 2 is comprised of PTC heating unit sealing device 20 and the PTC ceramic heating flake 23 that is arranged on described PTC heating unit sealing device 20 inside.
Further, as shown in Figure 4, described Fig. 4 illustrates according to the first embodiment of the present invention, the structural representation of PTC ceramic heating flake 23 in PTC heating unit.Those skilled in the art understand, described Fig. 4 is only a kind of schematic diagram of PTC ceramic heating flake 23, it is not the structure chart of complete PTC ceramic heating flake 23, and two described PTC ceramic heating flakes 23 are only shown in figure, it will be appreciated by those skilled in the art that described PTC ceramic heating flake 23 can be two, also can be three, can also be a lot of sheets, these be all categories of the present invention, at this, will not introduce one by one.Particularly, described PTC ceramic heating flake 23 is for producing heat, the heat of its generation is (not shown through the sealing device 20 that is wrapped in its outside PTC heating unit, can be sealing device 20 with reference to the shell of PTC heating unit 2 described in figure 5), and then heat being positioned at the current of described PTC heating unit 2 surroundings.Further, as shown in Figure 4, one end of described PTC ceramic heating flake 23 is connected with electrode 24, and described electrode 24 is connected with described power supply, and described power supply is described PTC ceramic heating flake 23 power supplies by described electrode 24, makes it produce heat.Further, those skilled in the art understand, PTC ceramic heating flake 23 in described PTC heating unit 2 is not to only have two, it arranges one or more as required, for example, while needing powerful Multi-layer warming unit ptc heater, a plurality of PTC ceramic heating flakes 23 are set, and it can be heated to higher temperature sooner by water, meets further user's demand.In the present embodiment, as shown in Figure 4, two PTC ceramic heating flakes 23 are preferably set in described PTC heating unit 2,23 one-tenth of described two PTC ceramic heating flakes are arranged in parallel and same one end of each PTC ceramic heating flake 23 is all connected with electrode 24.Further, it will be appreciated by those skilled in the art that described each PTC ceramic heating flake 23 is arranged in parallel, its each PTC ceramic heating flake power supply is independently, and some damages, do not affect the work of other PTC ceramic heating flakes 23.Further, it will be appreciated by those skilled in the art that the distance between described each PTC ceramic heating flake 23 is preferably between 05-3cm.
Fig. 5 illustrates according to the first embodiment of the present invention, the structural representation of PTC heating unit.Those skilled in the art understand, described Fig. 5 illustrates the primary structure of described PTC heating unit 2, and it not only has this kind of embodiment, and shown in described Fig. 5 is a preferred embodiment, this figure is not profile, just in order better to show the primary structure of described PTC heating unit 2.Particularly, as shown in Figure 5, described PTC heating unit 2 comprises sealing device 20 and the PTC ceramic heating flake 23 of PTC heating unit.Further, the sealing device 20 that it will be appreciated by those skilled in the art that described PTC heating unit is preferably aluminum and makes, and it has good thermal conductivity.Further, the shape that it will be appreciated by those skilled in the art that the sealing device 20 of described PTC heating unit can be cylinder, can be also cuboid, can also be other shapes, and these do not affect flesh and blood of the present invention, therefore do not repeat them here.In the present embodiment, the sealing device 20 of described PTC heating unit is preferably cuboid, and described PTC ceramic heating flake 23 is positioned at the inside of the sealing device 20 of described PTCPTC heating unit.
Further; those skilled in the art understand; described PTC ceramic heating flake 23 is not the exposed inside that is placed on described sealing device 20; but by after underlying insulating layer and reinforced insulation layer conservation treatment; i.e. outer setting one deck underlying insulating layer to described PTC ceramic heating flake 23; wrap up again one deck reinforced insulation layer, the described PTC ceramic heating flake 23 after processing is being put into described sealing device 20.More specifically, in preferred embodiment shown in Fig. 5, described underlying insulating layer comprises an aluminum pipe 22, silica gel sealing bar 25 and epoxy glue 26.Further, it will be appreciated by those skilled in the art that described aluminum pipe 22 is the unsealed device in two ends, and the length of described aluminum pipe 22 is preferably slightly long than described PTC ceramic heating flake 23, and described PTC ceramic heating plate 23 is positioned in described aluminum pipe 22.Further, those skilled in the art understand, at the two ends of described aluminum pipe 22, be provided with silica gel sealing bar 25, and in the outer end of silica gel sealing bar 25, being coated with described epoxy glue 26 further seals, by the effect of described aluminum pipe 22, described silica gel sealing bar 25 and epoxy glue 26, described PTC ceramic heating flake 23 is better sealed in described aluminum pipe 22.Further, it will be appreciated by those skilled in the art that in the outside of described underlying insulating layer and further wrap up insulation reinforcing film, in the present embodiment, described insulation reinforcing film is preferably described dielectric film 21.By the effect of described underlying insulating layer and reinforced insulation layer, the sealing effectiveness of described PTC ceramic heating flake 23 is better, can better place electric leakage.Further, it will be appreciated by those skilled in the art that the PTC ceramic heating flake 23 that is enclosed with underlying insulating layer and reinforced insulation layer is positioned in described sealing device 20, form described PTC heating unit 2, i.e. PTC heating unit 2 in accompanying drawing 1,2 and 3.Further, the right-hand member that it will be appreciated by those skilled in the art that described PTC ceramic heating flake 23 is connected with electrode 24, and described electrode 24 is through described silica gel sealing bar 25 and epoxy glue 26, and then pass the sealing device 20 of described PTC heating unit, be connected with described power supply.
Further, the sealing device 20 a kind of and described PTC heating unit of the PTC ceramic heating flake 23 that is enclosed with underlying insulating layer and reinforced insulation layer described in it will be appreciated by those skilled in the art that in the following way fixes: the top of PTC ceramic heating flake 23 and described sealing device are fixed; The bottom of described PTC ceramic heating flake 23 and described sealing device 20 are fixing; One end of described PTC ceramic heating flake 23 and described sealing device 20 are fixing; The two ends of described PTC ceramic heating flake 23 are all fixing with described sealing device 20; Or the top of PTC ceramic heating flake 23, bottom are all fixing with described sealing device 20, and these modes are all categories of the present invention, therefore do not repeat them here.
Fig. 6 illustrates according to the first embodiment of the present invention, the schematic diagram of a kind of Multi-layer warming unit ptc heater.Shown in Fig. 6 the schematic diagram that described Multi-layer warming unit ptc heater has been assembled is shown, this figure illustrated embodiment is a preferred embodiment of the present invention, is not unique a kind of embodiment.Particularly, described Multi-layer warming unit ptc heater is realized heating function by being arranged on PTC heating unit 2 (not shown)s of described housing 1 inside.Further, described Multi-layer warming unit ptc heater is for heating a kind of heater of Static Water or Dynamic Water, described current enter described housing 1 by being positioned at the water inlet 9 of described Multi-layer warming unit ptc heater housing 1 lower surface, heating through described PTC heating unit 2, become after hot water, from described delivery port 3, flow out.Further, it will be appreciated by those skilled in the art that described water inlet 9 can connect a water pump, by water pump, in described Multi-layer warming unit ptc heater, supply water, and described delivery port 3 can connect a water pipe, by water pipe by described delivery in pond or other places.Those skilled in the art understand, PTC heating unit 2 of the present invention can be comprised of a plurality of PTC ceramic heating flake 23 stacks, the PTC ceramic heating flake 23 of varying number forms the Multi-layer warming unit ptc heater of different capacity, for user's use of different demands.Meanwhile, the present invention also provides hydraulic pressure switch 6 and temperature to protect switch 7, realizes the function of described Multi-layer warming unit ptc heater heated at constant temperature by described switch.
Further, it will be appreciated by those skilled in the art that in described Multi-layer warming unit ptc heater a PTC heating unit can be set, also can be provided with two PTC heating units, can also be provided with a plurality of PTC heating units, these are all categories of the present invention, therefore do not repeat them here.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (17)
1. a Multi-layer warming unit ptc heater, comprise: housing (1), the lower surface of described housing (1) is provided with a water inlet (9), the left side of described housing (1) is provided with delivery port (3), in described housing (1), be provided with PTC heating unit (2), it is characterized in that
Described PTC heating unit (2) and current flow into the equidirectional setting of direction of described water inlet (9).
2. Multi-layer warming according to claim 1 unit ptc heater, it is characterized in that, described PTC heating unit (2) at least comprises sealing device (20), dielectric film (21), aluminum pipe (22), silica gel sealing bar (25), epoxy glue (26), PTC ceramic heating flake (23) and electrode (24), described PTC ceramic heating flake (23) is positioned in aluminum pipe (22), the two ends of described aluminum pipe (22) are with described silica gel sealing bar (25) sealing and in described silica gel sealing bar (25) outer end, smear epoxy glue (26) sealing, described dielectric film (21) is wrapped in the outer surface of described aluminum pipe (22), and the aluminum pipe (22) of described wrap insulate film (21) is placed in described sealing device (20), one end of described PTC ceramic heating flake (23) connects described electrode (24) and described electrode (24) passes sealing device (20) and stretches out outside described housing (1).
3. Multi-layer warming according to claim 2 unit ptc heater, is characterized in that, described sealing device (20) is preferably aluminium flake, and described sealing device (20) outer surface scribbles and prevents incrusted immersion coating.
4. according to the Multi-layer warming unit ptc heater described in any one in claims 1 to 3, it is characterized in that, in described PTC heating unit (2), at least comprise two PTC ceramic heating flakes (23), described two PTC ceramic heating flakes (23) become to be arranged in parallel and one end of described two PTC ceramic heating flakes (23) is provided with the sealing device (20) that electrode (24) passes described PTC heating unit.
5. according to the Multi-layer warming unit ptc heater described in any one in claim 1 to 4, it is characterized in that, in described PTC heating unit (2), at least comprise three PTC ceramic heating flakes (23), described three PTC ceramic heating flakes (23) become to be arranged in parallel and one end of described three PTC ceramic heating flakes (23) is provided with the sealing device (20) that electrode (24) passes described PTC heating unit.
6. according to the Multi-layer warming unit ptc heater described in claim 4 or 5, it is characterized in that, the distance between described each PTC ceramic heating flake (23) is preferably between 0.5～3cm.
7. according to the ptc heater Multi-layer warming unit ptc heater described in any one in claim 1 to 6, it is characterized in that, the sealing device (20) a kind of and described PTC heating unit of described PTC ceramic heating flake (23) in the following way fixes:
One end of-described PTC ceramic heating flake (23) is fixed by described sealing device (20) and shell;
The bottom of-described PTC ceramic heating flake (23) and described sealing device (20) are fixing;
One end of-described PTC ceramic heating flake (23) and described sealing device (20) are fixing;
The two ends of-described PTC ceramic heating flake (23) are all fixing with described sealing device (20); Or
The top of-described PTC ceramic heating flake (23), bottom are all fixing with described sealing device (20).
8. according to the Multi-layer warming unit ptc heater described in any one in claim 1 to 7, it is characterized in that, the left side of described delivery port (3) connects a delivery port sealing ring (4), is provided with a water export (41) and described delivery port sealing ring (4) is fixed on described housing (1) on described delivery port sealing ring (4).
9. according to the Multi-layer warming unit ptc heater described in any one in claim 1 to 8, it is characterized in that, described Multi-layer warming unit ptc heater also comprises a delivery port fixture (5), described delivery port fixture (5) is connected with described housing (1), and described delivery port fixture (5) is connected to the left side of described delivery port sealing ring (4).
10. according to the Multi-layer warming unit ptc heater described in any one in claim 1 to 9, it is characterized in that, also comprise a hydraulic pressure switch (6), it is arranged at the upper surface of described housing (1).
11. according to the Multi-layer warming unit ptc heater described in any one in claim 1 to 10, it is characterized in that, also comprises a temperature guarantor switch (7), and it is arranged at the upper surface of described housing (1).
12. according to the Multi-layer warming unit ptc heater described in any one in claim 1 to 11, it is characterized in that, described PTC heating unit (2) is connected with a PTC heating unit sealing ring (8) in the side away from described delivery port (3), and described PTC heating unit sealing ring (8) is fixed on described housing (1).
13. according to the Multi-layer warming unit ptc heater described in any one in claim 1 to 12, it is characterized in that, described PTC heating unit (2) fixes in the side away from described delivery port and a PTC heating unit fixture (11), and described PTC heating unit fixture (11) is fixed on described housing (1).
14. according to the Multi-layer warming unit ptc heater described in claim 1 or 13, it is characterized in that, described PTC heating unit (2) is fixed by welding manner with described PTC heating unit fixture (11).
15. according to the Multi-layer warming unit ptc heater described in any one in claim 1 or 13 or 14, it is characterized in that, also comprise PTC holder (12), described PTC holder (12) is a hollow structure, and the shape of described hollow structure and described PTC heating unit fixture (11) adapts, space between described PTC heating unit fixture (11) and described PTC holder (12) is by epoxy glue (26) sealing, and described electrode (24) stretches out outside described PTC holder (12) through after described epoxy glue (26).
16. according to the Multi-layer warming unit ptc heater described in any one in claim 1 to 15, it is characterized in that, described housing (1) the inside vertical direction that position enters described water inlet (9) along described current is on the lower provided with current stop part (10), described current stop part (10) is connected with described housing (1) in the delivery port position near described housing, and leaving certain gaps uncovered by the economic plan (101) between the other end of described current stop part (10) and described housing (1).
17. according to the Multi-layer warming unit ptc heater described in any one in claim 1 to 16, it is characterized in that, more than one PTC heating unit (2) is set in described housing (1).
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| CN201410234437.1A CN103994570B (en) | 2014-05-29 | 2014-05-29 | A kind of Multi-layer warming unit ptc heater |
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| CN201410234437.1A CN103994570B (en) | 2014-05-29 | 2014-05-29 | A kind of Multi-layer warming unit ptc heater |
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| CN103994570B CN103994570B (en) | 2019-08-27 |
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| CN104159343A (en) * | 2014-08-28 | 2014-11-19 | 昆山联华印务有限公司 | Heating core, liquid heater and liquid circulating heating device |
| CN108132623A (en) * | 2017-12-13 | 2018-06-08 | 佛山市顺德区美的洗涤电器制造有限公司 | For the method for heating and controlling and device of dish-washing machine |
| CN109312931A (en) * | 2016-04-06 | 2019-02-05 | 德隆奇电器单股东有限责任公司 | Water boiler |
| 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 |
| EP3913298B1 (en) | 2014-09-24 | 2022-09-07 | Bestway Inflatables & Material Corp. | Ptc heater |
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|---|---|
| CN103994570B (en) | 2019-08-27 |
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