CN206433199U - A kind of ceramic PTC heat dissipation base - Google Patents

A kind of ceramic PTC heat dissipation base Download PDF

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Publication number
CN206433199U
CN206433199U CN201720016172.7U CN201720016172U CN206433199U CN 206433199 U CN206433199 U CN 206433199U CN 201720016172 U CN201720016172 U CN 201720016172U CN 206433199 U CN206433199 U CN 206433199U
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China
Prior art keywords
heat dissipation
dissipation base
ceramic ptc
ptc heat
parameter
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CN201720016172.7U
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张翔
张广全
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ZHENJIANG DONGFANG ELECTRIC HEATING TECHNOLOGY Co.,Ltd.
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SHENZHEN SHANYUAN ELECTRIC APPLIANCE CO Ltd
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Abstract

The utility model discloses a kind of ceramic PTC heat dissipation base, including matrix and the accommodating cavity being formed in described matrix, some radiating fins are installed with respectively on the outer surface at the top and bottom of described matrix；Following condition is met between each form parameter when the radiating fin course of work does not blow water：d2≈d‑d1T, and 0 ＜ d2≤5mm；Wherein, d is step pitch, and t is fin thickness, d1To determine undulations parameter, d2For the beeline between adjacent fins.It can ensure that the course of work is not influenceed by air-conditioning dew condensation phenomenon, so as to cause air-conditioning to produce the bad phenomenon for outwards blowing water in process of refrigerastion, be unlikely to cause quality hidden danger, eliminate worry of the user to the quality of air-conditioning.

Description

A kind of ceramic PTC heat dissipation base
Technical field
The utility model is related to a kind of heat dissipation base, more particularly to a kind of ceramic PTC heat dissipation base.
Background technology
At present, air-conditioning aids in the radiating fin on the formula ceramic PTC heater of chipping of heating, aluminum pipe in cutting forming When, the influence of the shape and arrangement step pitch of radiating fin to air-conditioning dew condensation phenomenon is not accounted for, so as to cause air-conditioning in refrigeration During produce outwards blow the bad phenomenon of water, so as to cause quality hidden danger, the worry in terms of quality is brought to user.
The disclosure of background above technology contents is only used for auxiliary and understands design of the present utility model and technical scheme, and it is not The prior art of present patent application is necessarily belonged to, the applying date of the above in present patent application is being shown without tangible proof In the case of disclosed, above-mentioned background technology should not be taken to evaluate the novelty and creativeness of the application.
Utility model content
In order to solve drawbacks described above, the utility model proposes a kind of ceramic PTC heat dissipation base of example, it can prevent in the course of work Blow water.
Therefore, the utility model proposes a kind of ceramic PTC heat dissipation base, including matrix and the appearance being formed in described matrix Put and be installed with some radiating fins on the outer surface at the top and bottom of chamber, described matrix respectively；The radiating fin course of work Following condition is met between each form parameter when not blowing water：d2≈d-d1- t, and 0 ＜ d2≤5mm；Wherein, d is step pitch, and t is Fin thickness, d1To determine undulations parameter, d2For the beeline between adjacent fins.
Preferably, the utility model can also have following technical characteristic：
The step pitch d, the fin thickness t and decision undulations parameter d1Between meet make beeline d2Value Scope level off to 0 when, the course of work does not blow water.
The beeline d2Span be 0 ＜ d2≤1mm。
The span of the fin thickness is 0.1≤d1≤1mm。
The span of the step pitch is 0.5≤d≤10mm.
The span for determining undulations parameter is 0 ＜ d1≤5mm。
The radiating fin is integrated with described matrix, and the radiating fin is to chip to form in described matrix.
The radiating fin is shaped as plane formula, many plane formulas, serration type or wave.
Fluctuating length >=2 fluctuating the wavelength of the radiating fin.
The beneficial effect that the utility model is compared with the prior art includes：Each shape of the radiating fin of the present utility model Following condition is met between parameter：d2≈d-d1- t, and 0 ＜ d2≤5mm；Wherein, d is step pitch, and t is fin thickness, d1To determine Undulations parameter, d2For the beeline between adjacent fins.When the conditions are satisfied, it is ensured that the course of work not by The influence of air-conditioning dew condensation phenomenon, so as to cause air-conditioning to produce the bad phenomenon for outwards blowing water in process of refrigerastion, is unlikely to cause Quality hidden danger, eliminates worry of the user to the quality of air-conditioning.
Brief description of the drawings
Fig. 1 is the front view of the utility model ceramic PTC heater.
Fig. 2 is the utility model Fig. 1 ceramic PTC heater enlarged diagram I.
The side view of Fig. 3 the utility model Fig. 1 ceramic PTC heater.
Fig. 4 is the schematic cross-section of the utility model ceramic PTC heater.
Embodiment
With reference to embodiment and compare accompanying drawing the utility model is described in further detail.It should be emphasized that It is, what the description below was merely exemplary, rather than in order to limit scope of the present utility model and its application.
With reference to figure 1 below -4, the embodiment of non-limiting and nonexcludability, wherein identical reference table will be described Show identical part, unless stated otherwise.
Embodiment one：
As Figure 1-4, a kind of ceramic PTC heat dissipation base is present embodiments provided, this heat dissipation base is mainly used in chipping Formula ceramic PTC heater, the heat dissipation base mainly includes matrix 1 and the accommodating cavity being formed in described matrix 1, described matrix 1 Some radiating fins 2 are installed with the outer surface of top and bottom respectively, the radiating fin 2 and described matrix 1 are integrated Structure, the radiating fin 2 is to chip to form in described matrix 1；PTC pieces 3 are provided with accommodating cavity, and in PTC pieces 3 with housing Dielectric film 5 is provided between chamber, general dielectric film 5 is is coated on PTC pieces 3, and the two ends of PTC pieces 3 are provided with extraction electrode 4.
In the present embodiment, as shown in Figure 1,2 and 3, met between each form parameter of radiating fin 2 described in enlarged diagram I Following condition：d2≈d-d1- t, and 0 ＜ d2≤5mm；Wherein, d is step pitch, and t is fin thickness, d1To determine undulations ginseng Number, d2For the beeline between adjacent fins.When the conditions are satisfied, it is ensured that the course of work is not existing by air-conditioning condensation The influence of elephant, so as to cause air-conditioning to produce the bad phenomenon for outwards blowing water in process of refrigerastion, is unlikely to cause quality hidden danger, disappears Except worry of the user to the quality of air-conditioning.
In the present embodiment, its step pitch d=10mm, fin thickness t=1mm determine undulations parameter d1=5mm is adjacent Beeline d between fin2=5mm.
Certainly, the utility model is not limited to above-mentioned form parameter, and those skilled in the art can be according to different The heat dissipation base of specification, adjustment step pitch d, fin thickness t, decision undulations parameter d1Value so that different parameters so that Beeline d2In optimal value, i.e., described step pitch d, the fin thickness t and decision undulations parameter d1Between meet and make most Short distance d2Span level off to 0 when, water is not blown better.
The span of fin thickness described above is 0.1≤d1≤ 1mm, the span of the step pitch for 0.5≤d≤ 11mm, the span of the decision undulations parameter is 0 ＜ d1≤5mm。
The radiating fin 2 of the present embodiment is shaped as many plane formulas, naturally it is also possible to for other forms such as plane formulas, Serration type or wave, and the fluctuating length >=2 fluctuating wavelength of the radiating fin 2, can make not blow water better.
Operation principle：In the two-terminal of extraction electrode 4 apply 220VAC alternating currents after, PTC piece operational heats, heat by PTC pieces 3 are delivered to the surface of matrix 1, then realize heat exchange by large area radiating fin 2 and air.Because high temperature heat source PTC adds Heat transfer temperature difference between hot device and surrounding air is very big, and this heat exchange can be carried out with continual.
Once PTC piece ambient air temperatures occur rises to higher level, the biography between high temperature heat source ptc heater and air The hot temperature difference reduces so that when diabatic process is hindered or process slows down, the heat that ptc heater is produced can not dissipate in time Go, the temperature of PTC pieces 3 will rise, resistance correspondence increases, and electric current reduces, power reduce automatically and it is stable within the specific limits, it is real Existing power, temperature self-adaptation regulation, improve user's comfortableness and Product Safety.
Embodiment two：
As Figure 1-4, a kind of ceramic PTC heat dissipation base is present embodiments provided, this heat dissipation base is mainly used in chipping Formula ceramic PTC heater, the heat dissipation base mainly includes matrix 1 and the accommodating cavity being formed in described matrix 1, described matrix 1 Some radiating fins 2 are installed with the outer surface of top and bottom respectively, the radiating fin 2 and described matrix 1 are integrated Structure, the radiating fin 2 is to chip to form in described matrix 1；PTC pieces 3 are provided with accommodating cavity, and in PTC pieces 3 with housing Dielectric film 5 is provided between chamber, general dielectric film 5 is is coated on PTC pieces 3, and the two ends of PTC pieces 3 are provided with extraction electrode 4.
In the present embodiment, as shown in Figure 1,2 and 3, following condition is met between each form parameter of the radiating fin 2：d2 ≈d-d1- t, and 0 ＜ d2≤5mm；Wherein, d is step pitch, and t is fin thickness, d1To determine undulations parameter, d2For adjacent wing Beeline between piece.When the conditions are satisfied, it is ensured that the course of work is not influenceed by air-conditioning dew condensation phenomenon, so that Cause air-conditioning to produce the bad phenomenon for outwards blowing water in process of refrigerastion, be unlikely to cause quality hidden danger, eliminate user to sky The worry of the quality of tune.
In the present embodiment, its step pitch d=5mm, fin thickness t=0.1mm determine undulations parameter d1=4mm is adjacent Beeline d between fin2=1mm.
Certainly, the utility model is not limited to above-mentioned form parameter, and those skilled in the art can be according to different The heat dissipation base of specification, adjustment step pitch d, fin thickness t, decision undulations parameter d1Value so that different parameters so that Beeline d2In optimal value, i.e., described step pitch d, the fin thickness t and decision undulations parameter d1Between meet and make most Short distance d2Span level off to 0 when, it is better not blow water, is preferably, the beeline d2Span be 0 ＜ d2≤1mm。
The span of fin thickness described above is 0.1≤d1≤ 1mm, the span of the step pitch for 0.5≤d≤ 11mm, the span of the decision undulations parameter is 0 ＜ d1≤5mm。
The radiating fin 2 of the present embodiment is shaped as wave, naturally it is also possible to for other forms such as plane formulas, saw Tooth-like or many plane formulas, and the fluctuating length >=2 fluctuating wavelength of the radiating fin 2, can make not blow water better.
Operation principle：In the two-terminal of extraction electrode 4 apply 220VAC alternating currents after, PTC piece operational heats, heat by PTC pieces 3 are delivered to the surface of matrix 1, then realize heat exchange by large area radiating fin 2 and air.Because high temperature heat source PTC adds Heat transfer temperature difference between hot device and surrounding air is very big, and this heat exchange can be carried out with continual.
Once PTC piece ambient air temperatures occur rises to higher level, the biography between high temperature heat source ptc heater and air The hot temperature difference reduces so that when diabatic process is hindered or process slows down, the heat that ptc heater is produced can not dissipate in time Go, the temperature of PTC pieces 3 will rise, resistance correspondence increases, and electric current reduces, power reduce automatically and it is stable within the specific limits, it is real Existing power, temperature self-adaptation regulation, improve user's comfortableness and Product Safety.
Embodiment three：
As Figure 1-4, a kind of ceramic PTC heat dissipation base is present embodiments provided, this heat dissipation base is mainly used in chipping Formula ceramic PTC heater, the heat dissipation base mainly includes matrix 1 and the accommodating cavity being formed in described matrix 1, described matrix 1 Some radiating fins 2 are installed with the outer surface of top and bottom respectively, the radiating fin 2 and described matrix 1 are integrated Structure, the radiating fin 2 is to chip to form in described matrix 1；PTC pieces 3 are provided with accommodating cavity, and in PTC pieces 3 with housing Dielectric film 5 is provided between chamber, general dielectric film 5 is is coated on PTC pieces 3, and the two ends of PTC pieces 3 are provided with extraction electrode 4.
In the present embodiment, as shown in Figure 1,2 and 3, following condition is met between each form parameter of the radiating fin 2：d2 ≈d-d1- t, and 0 ＜ d2≤5mm；Wherein, d is step pitch, and t is fin thickness, d1To determine undulations parameter, d2For adjacent wing Beeline between piece.When the conditions are satisfied, it is ensured that the course of work is not influenceed by air-conditioning dew condensation phenomenon, so that Cause air-conditioning to produce the bad phenomenon for outwards blowing water in process of refrigerastion, be unlikely to cause quality hidden danger, eliminate user to sky The worry of the quality of tune.
In the present embodiment, its step pitch d=0.5mm, fin thickness t=0.1mm determine undulations parameter d1=0.4mm, Beeline d between adjacent fins2=0.1mm.
Certainly, the utility model is not limited to above-mentioned form parameter, and those skilled in the art can be according to different The heat dissipation base of specification, adjustment step pitch d, fin thickness t, decision undulations parameter d1Value so that different parameters so that Beeline d2In optimal value, i.e., described step pitch d, the fin thickness t and decision undulations parameter d1Between meet and make most Short distance d2Span level off to 0 when, it is better not blow water, is preferably, the beeline d2Span be 0 ＜ d2≤1mm。
The span of fin thickness described above is 0.1≤d1≤ 1mm, the span of the step pitch for 0.5≤d≤ 11mm, the span of the decision undulations parameter is 0 ＜ d1≤5mm。
The radiating fin 2 of the present embodiment is shaped as serration type, naturally it is also possible to for other forms such as plane formula, many Plane formula or wave, and the fluctuating length >=2 fluctuating wavelength of the radiating fin 2, can make not blow water better.
Operation principle：In the two-terminal of extraction electrode 4 apply 220VAC alternating currents after, PTC piece operational heats, heat by PTC pieces 3 are delivered to the surface of matrix 1, then realize heat exchange by large area radiating fin 2 and air.Because high temperature heat source PTC adds Heat transfer temperature difference between hot device and surrounding air is very big, and this heat exchange can be carried out with continual.
Once PTC piece ambient air temperatures occur rises to higher level, the biography between high temperature heat source ptc heater and air The hot temperature difference reduces so that when diabatic process is hindered or process slows down, the heat that ptc heater is produced can not dissipate in time Go, the temperature of PTC pieces 3 will rise, resistance correspondence increases, and electric current reduces, power reduce automatically and it is stable within the specific limits, it is real Existing power, temperature self-adaptation regulation, improve user's comfortableness and Product Safety.
It would be recognized by those skilled in the art that it is possible that numerous accommodations are made to above description, so embodiment and attached Figure is intended merely to describe one or more particular implementations.
It is counted as example embodiment of the present utility model although having been described above and describing, those skilled in the art will be bright In vain, it can be variously modified and replaced, without departing from spirit of the present utility model.Repaiied furthermore it is possible to make many Change so that particular case is fitted into religious doctrine of the present utility model, without departing from the utility model central concept described here. So, the utility model is not only restricted to specific embodiment disclosed here, but the utility model may also include belonging to this practicality All embodiments and its equivalent of new scope.

Claims (9)

1. a kind of ceramic PTC heat dissipation base, it is characterised in that：It is described including matrix and the accommodating cavity being formed in described matrix Some radiating fins are installed with the outer surface of baseline top and bottom respectively；When the radiating fin course of work does not blow water Following condition is met between each form parameter：d2≈d-d1- t, and 0 ＜ d2≤5mm；Wherein, d is step pitch, and t is fin thickness, d1 To determine undulations parameter, d2For the beeline between adjacent fins.
2. ceramic PTC heat dissipation base as claimed in claim 1, it is characterised in that：The step pitch d, the fin thickness t and certainly Determine undulations parameter d1Between meet make beeline d2Span level off to 0 when, the course of work does not blow water.
3. ceramic PTC heat dissipation base as claimed in claim 2, it is characterised in that：The beeline d2Span be 0 ＜ d2≤1mm。
4. ceramic PTC heat dissipation base as claimed in claim 1, it is characterised in that：The span of the fin thickness is 0.1 ≤d1≤1mm。
5. ceramic PTC heat dissipation base as claimed in claim 1, it is characterised in that：The span of the step pitch is 0.5≤d ≤10mm。
6. ceramic PTC heat dissipation base as claimed in claim 1, it is characterised in that：The value for determining undulations parameter Scope is 0 ＜ d1≤5mm。
7. ceramic PTC heat dissipation base as claimed in claim 1, it is characterised in that：The radiating fin is one with described matrix Body structure, the radiating fin is to chip to form in described matrix.
8. ceramic PTC heat dissipation base as claimed in claim 1, it is characterised in that：The radiating fin be shaped as plane formula, Many plane formulas, serration type or wave.
9. ceramic PTC heat dissipation base as claimed in claim 1, it is characterised in that：Fluctuating length >=2 of the radiating fin Fluctuating wavelength.
CN201720016172.7U 2017-01-06 2017-01-06 A kind of ceramic PTC heat dissipation base Active CN206433199U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108076615A (en) * 2017-12-07 2018-05-25 珠海格力电器股份有限公司 Radiator and air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108076615A (en) * 2017-12-07 2018-05-25 珠海格力电器股份有限公司 Radiator and air conditioner

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Effective date of registration: 20210322

Address after: No.18, Wufengshan Road, Dagang, Zhenjiang New District, Zhenjiang City, Jiangsu Province

Patentee after: ZHENJIANG DONGFANG ELECTRIC HEATING TECHNOLOGY Co.,Ltd.

Address before: No.94, Guangtian Road, Songgang town, Bao'an District, Shenzhen, Guangdong 518000

Patentee before: Shenzhen Shanyuan Electronic Corp.