CN204482055U - PTC electric heater and air conditioner room unit - Google Patents
PTC electric heater and air conditioner room unit Download PDFInfo
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- CN204482055U CN204482055U CN201520132854.5U CN201520132854U CN204482055U CN 204482055 U CN204482055 U CN 204482055U CN 201520132854 U CN201520132854 U CN 201520132854U CN 204482055 U CN204482055 U CN 204482055U
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Abstract
The utility model discloses a kind of PTC electric heater, comprise the aluminum pipe of hollow, the PTC heat generating component be located in described aluminum pipe, aluminum pipe two ends described in shutoff capping, be located at the radiator of described aluminum pipe outer surface and be located at the aluminium sheet of described radiator outer surface; Described aluminium sheet is provided with hollow-out parts.The invention also discloses a kind of air conditioner room unit.Adopt the technical solution of the utility model, when PTC electric heater energising work, by hollow-out parts releasing heat air-flow, avoid thermal current and aluminium sheet clashes into, solve the noise problem of PTC electric heater.
Description
Technical field
The utility model relates to technical field of heating, particularly relates to a kind of PTC electric heater and air conditioner room unit.
Background technology
PCT (Positive Temperature Coefficient) electrical heater applications widely, is widely used in air conditioner room unit.And the PTC electric heater generally used in the market, the aluminium sheet of its radiator outer surface not having perforate, is complete planar configuration; When this PTC electric heater is in the energising course of work, produces drone noise because thermal current can occur to clash into surface of aluminum plate, bring harmful effect to user.
Foregoing only understands the technical solution of the utility model for auxiliary, does not represent and admits that foregoing is prior art.
Utility model content
Main purpose of the present utility model is to provide a kind of PTC electric heater, is intended to solve existing PTC electric heater produces noise technical problem because thermal current and surface of aluminum plate occur to clash into.
For achieving the above object, the utility model provides a kind of PTC electric heater, comprise the aluminum pipe of hollow, the PTC heat generating component be located in described aluminum pipe, aluminum pipe two ends described in shutoff capping, be located at the radiator of described aluminum pipe outer surface and be located at the aluminium sheet of described radiator outer surface; Described aluminium sheet is provided with hollow-out parts.
Preferably, described PTC heat generating component comprises PTC fever tablet, is located at the zero energy sheet at described PTC fever tablet two ends, the positive electrode plate wrapping up described PTC fever tablet and each zero energy sheet up and down and negative electrode plate, and wraps up the dielectric film of described positive electrode plate and negative electrode plate.
Preferably, described hollow-out parts has multiple.
Preferably, described hollow-out parts is evenly arranged on described aluminium sheet.
Preferably, described hollow-out parts is evenly distributed along the length direction of described aluminium sheet, be J3 apart from the hollow-out parts of the described aluminium sheet leftmost side and described aluminium sheet leftmost side spacing, be also J3 apart from the hollow-out parts of the described aluminium sheet rightmost side and described aluminium sheet rightmost side spacing, the height of described hollow-out parts is A, the width of described hollow-out parts is B, spacing between described hollow-out parts is J1, and the spacing of the upper and lower sides of described hollow-out parts and described aluminium sheet is J2, and the length of described aluminium sheet is L, the width of described aluminium sheet is W, wherein:
L=n*B+ (n-1) * J1+2*J3, n represents the number of hollow-out parts;
W＝A+2*J2。
Preferably, described hollow-out parts forms a mark.
Preferably, described radiator comprises the corrugate fin of multiple equidistant arrangement.
Preferably, described corrugate fin is fixedly connected with by jelly with described aluminum pipe.
Preferably, described corrugate fin and described aluminum pipe are welded by Vacuum Heat and are fixedly connected with.
In addition, for achieving the above object, the utility model also provides a kind of air conditioner room unit, and it comprises PTC electric heater described in above-mentioned any one technical scheme.
The utility model provides a kind of PTC electric heater and air conditioner room unit, the aluminium sheet of PTC electric heater arranges hollow-out parts, when PTC electric heater energising work, by hollow-out parts releasing heat air-flow, avoid thermal current and aluminium sheet clashes into, solve the noise problem of PTC electric heater.
Accompanying drawing explanation
Fig. 1 is the utility model PTC electric heater one embodiment front view;
Fig. 2 is the utility model PTC electric heater one embodiment vertical view;
Fig. 3 is the close-up schematic view of Fig. 1;
Fig. 4 is an embodiment schematic diagram of aluminium sheet in Fig. 1.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of PTC electric heater, with reference to Fig. 1, Fig. 2 and Fig. 3, in one embodiment, this PTC electric heater comprise the aluminum pipe 10 of hollow, the PTC heat generating component 20 be located in this aluminum pipe 10, these aluminum pipe 10 two ends of shutoff capping 30, be located at the radiator 40 of this aluminum pipe 10 outer surface and be located at the aluminium sheet 50 of this radiator 40 outer surface; This aluminium sheet 50 is provided with hollow-out parts 51.Capping 30 adopts silica gel to make, and can avoid short-circuit risks, also plays good sealed damp-proof effect to the PTC heat generating component 20 of inside.Outside capping 30, rivet two terminals 60, these two terminals 60 are respectively used to connect external power source.Radiator 40 on aluminum pipe 10 is two groups, is separately positioned in the upper and lower side of aluminum pipe 10.When this PTC thermoelectric heating device connects external power source work by two terminals 60, by hollow-out parts 51 releasing heat air-flow, avoid thermal current and aluminium sheet 50 clashes into, solve the noise problem of PTC electric heater.
Positive electrode plate 23 and negative electrode plate 24 that this PTC heat generating component 20 comprises PTC fever tablet 21, is located at the zero energy sheet 22 at these PTC fever tablet 21 two ends, wraps up this PTC fever tablet 21 and each zero energy sheet 22 up and down, and the dielectric film 25 wrapping up this positive electrode plate 23 and negative electrode plate 24.In the present embodiment, zero energy sheet 22 is positioned at the two ends of PTC fever tablet 21, and this portion faces temperature of PTC heat generating component 20 is lower, be convenient to external module flexibly with the use of.According to actual needs, the PTC fever tablet 21 in this PTC heat generating component 20 can arrange multiple, is evenly distributed in aluminum pipe, makes heating more even.The watt level of this PTC electric heater is relevant with the thickness of PTC fever tablet 21, general, reduces the thickness of PTC fever tablet 21, and the power of this PTC fever tablet 21 is just large.In actual applications, the thickness of choose reasonable PTC fever tablet 21 is good and can reach the PTC electric heater of power demand to obtain fail safe.This dielectric film 25 can be silica gel.This PTC fever tablet 21 is semistors.
Further, this hollow-out parts 51 has multiple.The hollow-out parts that suitable quantity is set can be needed, as 15 can be arranged according to the length of aluminium sheet 50 and heat radiation.
Further, this hollow-out parts 51 is evenly arranged on this aluminium sheet 50, thermal current conveniently can be flowed out along hollow-out parts nearby, accelerate the thermal current velocity of discharge, reduce thermal current and clash into aluminium sheet, and then reduce the noise because thermal current and aluminium sheet clash into and produce.Hollow-out parts evenly can be arranged in the middle of aluminium sheet.
Further, as shown in Figure 2, this hollow-out parts 51 is evenly distributed along the length direction of this aluminium sheet 50, be J3 apart from the hollow-out parts of this aluminium sheet leftmost side and this aluminium sheet 50 leftmost side spacing, also be J3 apart from the hollow-out parts of this aluminium sheet rightmost side and this aluminium sheet 50 rightmost side spacing, the height of this hollow-out parts is A, the width of this hollow-out parts is B, spacing between this hollow-out parts is J1, the spacing of the upper and lower sides of this hollow-out parts and this aluminium sheet is J2, and the length of this aluminium sheet is L, and the width of this aluminium sheet is W, wherein: L=n*B+ (n-1) * J1+2*J3, n represents the number of hollow-out parts; W=A+2*J2.In one embodiment, the length L of aluminium sheet is 550mm, the width W of aluminium sheet is 15mm, the number n of hollow-out parts 51 is 15, and the height A of hollow-out parts 51 is 8.8mm, and the width B of hollow-out parts 51 is 23mm, hollow-out parts 51 spacing J1 is between any two 8mm, hollow-out parts 51 is 3.1mm with the spacing of the upper and lower sides of this aluminium sheet 50, and hollow-out parts 51 and this aluminium sheet 50 leftmost side spacing of the leftmost side are 75mm, and hollow-out parts 51 and this aluminium sheet 50 rightmost side back gauge of the rightmost side are also 75mm.
Further, also can by the length direction evenly distributed multirow (be namely arranged in a matrix) of this hollow-out parts 51 along this aluminium sheet 50, be G3 apart from the hollow-out parts of this aluminium sheet leftmost side and this aluminium sheet 50 leftmost side spacing, also be G3 apart from the hollow-out parts of this aluminium sheet rightmost side and this aluminium sheet 50 rightmost side spacing, the height of this hollow-out parts is A, the width of this hollow-out parts is B, horizontal spacing between this hollow-out parts is G1, longitudinal pitch between this hollow-out parts is G4, be G2 apart from the spacing of the hollow-out parts of this aluminium sheet top side and the upside of this aluminium sheet, also be G2 apart from the spacing of the hollow-out parts of this aluminium sheet lower side and the downside of this aluminium sheet, the length of this aluminium sheet is L, the width of this aluminium sheet is W, wherein: L=N*B+ (n-1) * G1+2*G3, N represents the number of the hollow-out parts along aluminium sheet length direction, W=M*A+ (m-1) * G1+2*G2, M represents the number of the hollow-out parts along aluminium sheet Width.
Further, this hollow-out parts 51 forms a mark.As shown in Figure 2, what this hollow-out parts 51 was formed is designated MD printed words, and this aluminium sheet can be made more attractive in appearance.As shown in Figure 4, what this hollow-out parts 51 was formed is designated Midea printed words.Same, also this hollow-out parts 51 can be formed other marks.This hollow-out parts is formed a mark, PTC electric heater air permeable effect both can have been made good, and outward appearance is attractive in appearance again, does not also affect the intensity of aluminium sheet 50.
Further, as shown in Figure 1, this radiator 40 comprises the corrugate fin 41 of multiple equidistant arrangement, the corrugation density (corrugation density refers to two adjacent corrugations centre distances) of this corrugate fin 41 and seal ring thickness can be arranged according to actual needs, as corrugation density being set to 5mm, seal ring thickness is set to 0.5mm.The watt level of this PTC electric heater is relevant with seal ring thickness with the corrugation density of corrugate fin 41, increases the corrugation density of corrugate fin 41 or reduces the seal ring thickness of corrugate fin 41, also can improve the heating power of PTC electric heater.
Further, this corrugate fin 41 is fixedly connected with by jelly with this aluminum pipe 10, can make easier for installation.As, this jelly can be silica gel, is fixed on aluminum pipe 10 by corrugate fin 41 by silica gel.
Further, this corrugate fin 41 and this aluminum pipe 10 are welded by Vacuum Heat and are fixedly connected with.
When practical application, this PTC electric heater can be arranged on the import or export position of air conditioner indoor machine air duct; After air conditioner fan starting, part wind is blown out by the radiator of PTC electric heater; When PTC electric heater is energized, the hot blast in cold wind and radiator carries out heat exchange, carry heat is entered indoor, reaches heating effect.
The utility model also provides a kind of air conditioner room unit, comprises the PTC electric heater of above-mentioned arbitrary technical scheme.When after this air conditioner room unit energising work, PTC thermoelectric heating device starts heating, by hollow-out parts 51 releasing heat air-flow, avoids thermal current and aluminium sheet 50 clashes into, solves the noise problem of PTC electric heater.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a PTC electric heater, comprise the aluminum pipe of hollow, the PTC heat generating component be located in described aluminum pipe, aluminum pipe two ends described in shutoff capping, be located at the radiator of described aluminum pipe outer surface and be located at the aluminium sheet of described radiator outer surface; It is characterized in that, described aluminium sheet is provided with hollow-out parts.
2. PTC electric heater as claimed in claim 1, it is characterized in that, described PTC heat generating component comprises PTC fever tablet, is located at the zero energy sheet at described PTC fever tablet two ends, the positive electrode plate wrapping up described PTC fever tablet and each zero energy sheet up and down and negative electrode plate, and wraps up the dielectric film of described positive electrode plate and negative electrode plate.
3. PTC electric heater as claimed in claim 1, it is characterized in that, described hollow-out parts has multiple.
4. PTC electric heater as claimed in claim 3, it is characterized in that, described hollow-out parts is evenly arranged on described aluminium sheet.
5. PTC electric heater as claimed in claim 4, it is characterized in that, described hollow-out parts is evenly distributed along the length direction of described aluminium sheet, be J3 apart from the hollow-out parts of the described aluminium sheet leftmost side and described aluminium sheet leftmost side spacing, also be J3 apart from the hollow-out parts of the described aluminium sheet rightmost side and described aluminium sheet rightmost side spacing, the height of described hollow-out parts is A, the width of described hollow-out parts is B, spacing between described hollow-out parts is J1, the spacing of the upper and lower sides of described hollow-out parts and described aluminium sheet is J2, the length of described aluminium sheet is L, and the width of described aluminium sheet is W, wherein:
L=n*B+ (n-1) * J1+2*J3, n represents the number of hollow-out parts;
W＝A+2*J2。
6. the PTC electric heater as described in any one of claim 1-4, is characterized in that, described hollow-out parts forms a mark.
7. PTC electric heater as claimed in claim 1, it is characterized in that, described radiator comprises the corrugate fin of multiple equidistant arrangement.
8. PTC electric heater as claimed in claim 7, it is characterized in that, described corrugate fin is fixedly connected with by jelly with described aluminum pipe.
9. PTC electric heater as claimed in claim 7, it is characterized in that, described corrugate fin and described aluminum pipe are welded by Vacuum Heat and are fixedly connected with.
10. an air conditioner room unit, is characterized in that, comprises PTC electric heater described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520132854.5U CN204482055U (en) | 2015-03-09 | 2015-03-09 | PTC electric heater and air conditioner room unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520132854.5U CN204482055U (en) | 2015-03-09 | 2015-03-09 | PTC electric heater and air conditioner room unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204482055U true CN204482055U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520132854.5U Active CN204482055U (en) | 2015-03-09 | 2015-03-09 | PTC electric heater and air conditioner room unit |
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| Country | Link |
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| CN (1) | CN204482055U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050209A (en) * | 2015-07-23 | 2015-11-11 | 杨国威 | Safety heater |
| CN105042856A (en) * | 2015-07-23 | 2015-11-11 | 杨国威 | Air heater with double protection functions |
| CN105050208A (en) * | 2015-07-23 | 2015-11-11 | 杨国威 | Safety heater having dual protection |
| CN105115156A (en) * | 2015-07-23 | 2015-12-02 | 杨国威 | Air heating device |
-
2015
- 2015-03-09 CN CN201520132854.5U patent/CN204482055U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050209A (en) * | 2015-07-23 | 2015-11-11 | 杨国威 | Safety heater |
| CN105042856A (en) * | 2015-07-23 | 2015-11-11 | 杨国威 | Air heater with double protection functions |
| CN105050208A (en) * | 2015-07-23 | 2015-11-11 | 杨国威 | Safety heater having dual protection |
| CN105115156A (en) * | 2015-07-23 | 2015-12-02 | 杨国威 | Air heating device |
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