CN200955805Y

CN200955805Y - Electric heating warmer

Info

Publication number: CN200955805Y
Application number: CN 200620076628
Authority: CN
Inventors: 程巍; 凌超
Original assignee: Individual
Current assignee: Wuhu Kehua New Material Application Co Ltd
Priority date: 2006-09-26
Filing date: 2006-09-26
Publication date: 2007-10-03
Anticipated expiration: 2016-09-26

Abstract

The utility model discloses an electrical heater, comprising PTC electrical heating belt and two groups of mutually connected heat conduction parts. The PTC electrical belt is located between the two groups of heat radiation sheets and bond with the heat conduction parts; both ends of the two groups of heat conduction parts are arranged with a top end clamping cap and a bottom end clamping cap; the top end clamping end and the bottom end clamping end are connected with the two groups of heat conduction parts. Due to adopting such structure, the utility model is capable of rapidly starting up, and has the advantages of uniform temperature, auto-limiting temperature, good heat conduction performance, and the fabrication, maintenance and installation are convenient. The utility model may be used in showering bath and is capable of properly working under severer condition.

Description

A kind of electric heating device

Technical field

The utility model relates to electric heating device.

Background technology

China Patent No. 200320111772.X discloses a kind of electric heating device, and it comprises insulation heating main body, fin, and the heating main body clamping of will insulate of two groups of fin is fixed by the side latch, is connected by cassette between described side latch and the fin.Such structure exists that cold-starting is slow, non-uniform temperature, can not limit the deficiency of temperature, maintenance difficult automatically.

The utility model content

Technical problem to be solved in the utility model is: provide a kind of energy low temperature fast starting, temperature to limit warm, easy to maintenance electric heating device evenly, automatically.

Solve this technical problem, the technical solution of the utility model is: a kind of electric heating device, comprise PTC ribbon heater and two groups of heat transfer pieces, and the connection that cooperatively interacts of two groups of heat transfer pieces, and fit with heat transfer piece between two groups of heat transfer pieces in described PTC ribbon heater.

The described two groups of heat transfer pieces that connect that cooperatively interact all are made up of the heat transfer housing, and wherein the both side ends of one group of heat transfer housing is connected with the both side ends of another group heat transfer housing.

The structure of two groups of heat transfer pieces can for: wherein the heat transfer housing of one group of heat transfer piece is made up of the engaging bar of rectangle heat transfer plate, the inside bending that forms one of the radiating fin in this side of rectangle heat transfer plate spaced apart, another side of heat transfer plate along its length; The heat transfer housing of another group heat transfer piece is made up of the radiating fin that rectangle heat transfer plate and interval are distributed in this side of rectangle heat transfer plate along its length.

The structure of two groups of heat transfer pieces can also for: wherein the heat transfer housing of one group of heat transfer piece is made up of the engaging bar of rectangle heat transfer plate, the inside bending that forms one of the radiating fin in this side of rectangle heat transfer plate spaced apart, another side of heat transfer plate along its length, the rectangle heat transfer plate has the accumulation of heat cavity along whole length direction, has thermal store in the accumulation of heat cavity; The heat transfer housing of another group heat transfer piece is made up of rectangle heat transfer plate and radiating fin in this side of rectangle heat transfer plate spaced apart along its length, and the rectangle heat transfer plate has the accumulation of heat cavity along whole length direction, has thermal store in the accumulation of heat cavity.

The structure of two groups of heat transfer pieces also can for: wherein the heat transfer housing of one group of heat transfer piece is made up of the engaging bar of rectangle heat transfer plate, the inside bending that forms one of the radiating fin in this side of rectangle heat transfer plate spaced apart, another side of heat transfer plate along its length, the rectangle heat transfer plate has the accumulation of heat cavity along whole length direction, has thermal store in the accumulation of heat cavity; The heat transfer housing of another group heat transfer piece is the heat accumulation plate of rectangle.

The two ends of described two groups of heat transfer pieces also are provided with upper end card cap and lower end card cap, described upper end card cap and lower end card cap and two groups of heat transfer piece clampings.

The heat transfer housing of two groups of heat transfer pieces of the described connection that cooperatively interacts is more than two, is arranged in order.

The utility model adopts such structure, the connection of working in coordination between two groups of heat transfer pieces, and the PTC ribbon heater is clamped between two groups of heat transfer pieces, compared with prior art, saved the locking side plate,, can quick start by low temperature because of the PTC ribbon heater has switching characteristic and memory characteristic, temperature is even, automatically the limit temperature need not to set up temperature controller, can cut short arbitrarily or certain limit in spreading and do not influence its use arbitrarily, simple installation avoids maintenance and maintenance.The utility model electric heating device is simple for production, easy to maintenance, and is easy for installation, and heat-conductive characteristic is good, can use when shower, can operate as normal under the environment mal-condition.

Description of drawings

Fig. 1 is first kind of embodiment structural representation of the utility model electric heating device;

Fig. 2 analyses and observe enlarged diagram for B-B shown in Figure 1;

Fig. 3 is the heat transfer piece shown in Figure 1 schematic diagram that cooperatively interacts;

Fig. 4 is second kind of embodiment heat transfer of the utility model electric heating device housing schematic diagram that cooperatively interacts;

Fig. 5 is the third embodiment heat transfer housing of the utility model electric heating device schematic diagram that cooperatively interacts;

In Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5,1, heat transfer piece; 2, upper end card cap; 3, lower end card cap; 4, radiating fin; 5, heat transfer plate; 6, PTC ribbon heater; 7, draw-in groove; 8, accumulation of heat cavity; 9, accumulation of heat cavity; 11, heat accumulation plate; 12, engaging bar.

The specific embodiment

As Fig. 1, Fig. 2, shown in Figure 3, first kind of embodiment for the utility model electric heating device: it comprises PTC ribbon heater 6, two groups of heat transfer pieces 1, upper end card cap 2 and lower end card cap 3, the connection that cooperatively interacts of two groups of heat transfer pieces 1, PTC ribbon heater 6 and are fitted with two groups of heat transfer pieces 1 between two groups of heat transfer pieces 1, upper end card cap 2 and lower end card cap 3 and two groups of heat transfer pieces 1 are connected by cassette, and PTC ribbon heater 6 is the flat structure more than one or.

Every group of heat transfer piece 1 arranged mutually by several heat transfer housings and formed, and wherein first group of heat transfer housing is made up of the engaging bar 12 of rectangle heat transfer plate 5, the inside bending that forms one of the radiating fin 4 in these 5 one sides of rectangle heat transfer plate spaced apart, heat transfer plate 5 another sides along its length; Second group of heat transfer housing is made up of rectangle heat transfer plate 5 and radiating fin 4 in these 5 one sides of rectangle heat transfer plate spaced apart along its length.

Second kind of embodiment as the utility model electric heating device, other structures are all identical with first kind of embodiment, the structure difference of the rectangle heat transfer plate of first group, second group heat transfer housing just, as shown in Figure 4, two groups of heat transfer housings are the connection status that cooperatively interacts: rectangle heat transfer plate 5 has accumulation of heat cavity 8,9 along whole length direction, is full of thermal store in the accumulation of heat cavity 8,9.

The third embodiment as the utility model electric heating device, other structures are all identical with first kind of embodiment, it is the structure difference of first group, second group heat transfer housing, as shown in Figure 5, two groups of heat transfer housings are the connection status that cooperatively interacts: the rectangle heat transfer plate 5 of first group heat transfer housing has accumulation of heat cavity 8 along whole length direction, be full of thermal store in the accumulation of heat cavity 8, second group of heat accumulation plate 11 that the heat transfer housing is a rectangle.

The utility model adopts such structure, the connection of working in coordination between two groups of heat transfer pieces 1, and PTC ribbon heater 6 is clamped between two groups of heat transfer pieces 1, compared with prior art, saved the locking side plate,, can quick start by low temperature because of PTC ribbon heater 6 has switching characteristic and memory characteristic, temperature is even, automatically the limit temperature need not to set up temperature controller, can cut short arbitrarily or certain limit in spreading and do not influence its use arbitrarily, simple installation avoids maintenance and maintenance.The utility model electric heating device is simple for production, easy to maintenance, and is easy for installation, and heat-conductive characteristic is good, can use when shower, can operate as normal under the environment mal-condition.

The utility model is not limited to said structure, and the mode that two groups of heat transfer pieces cooperatively interact can also be that a side at the heat transfer housing adopts articulated manner, and its opposed side edges adopts the mode of engaging; Also can adopt bolt and nut to connect two groups of heat transfer pieces; Also the rectangle heat transfer plate of heat transfer housing can be provided with the groove of strip, so that place the PTC ribbon heater.

Claims

1, a kind of electric heating device is characterized in that: comprise PTC ribbon heater (6) and two groups of heat transfer pieces (1), and two groups of heat transfer pieces (1) connection that cooperatively interacts, described PTC ribbon heater (6) is positioned between two groups of heat transfer pieces (1), and fits with heat transfer piece (1).

2, electric heating device according to claim 1 is characterized in that: the described two groups of heat transfer pieces (1) that connect that cooperatively interact all are made up of the heat transfer housing, and wherein the both side ends of one group of heat transfer housing is connected with the both side ends of another group heat transfer housing.

3, electric heating device according to claim 2 is characterized in that: wherein the heat transfer housing of one group of heat transfer piece (1) is made up of the engaging bar (12) of rectangle heat transfer plate (5), the inside bending that forms one of the radiating fin (4) in these (5) sides of rectangle heat transfer plate spaced apart, another side of heat transfer plate (5) along its length; The heat transfer housing of another group heat transfer piece (1) is made up of the radiating fin (4) that rectangle heat transfer plate (5) and interval are distributed in this side of rectangle heat transfer plate along its length.

4, electric heating device according to claim 2, it is characterized in that: wherein the heat transfer housing of one group of heat transfer piece (1) is made up of the engaging bar (12) of rectangle heat transfer plate (5), the inside bending that forms one of the radiating fin (4) in these (5) sides of rectangle heat transfer plate spaced apart, another side of heat transfer plate (5) along its length, rectangle heat transfer plate (5) has accumulation of heat cavity (8) along whole length direction, and the accumulation of heat cavity has thermal store in (8); The heat transfer housing of another group heat transfer piece (1) is made up of rectangle heat transfer plate (5) and radiating fin (4) in these (5) sides of rectangle heat transfer plate spaced apart along its length, rectangle heat transfer plate (5) has accumulation of heat cavity (9) along whole length direction, and the accumulation of heat cavity has thermal store in (9).

5, electric heating device according to claim 2, it is characterized in that: wherein the heat transfer housing of one group of heat transfer piece (1) is made up of the engaging bar (12) of rectangle heat transfer plate (5), the inside bending that forms one of the radiating fin (4) in these (5) sides of rectangle heat transfer plate spaced apart, another side of heat transfer plate (5) along its length, rectangle heat transfer plate (5) has accumulation of heat cavity (8) along whole length direction, and the accumulation of heat cavity has thermal store in (8); The heat transfer housing of another group heat transfer piece (1) is the heat accumulation plate (11) of rectangle.

6, according to claim 2 or 3 or 4 or 5 described electric heating devices, it is characterized in that: the two ends of described two groups of heat transfer pieces (1) also are provided with upper end card cap (2) and lower end card cap (3), described upper end card cap (2) and lower end card cap (3) and two groups of heat transfer pieces (1) clamping.

7, electric heating device according to claim 6 is characterized in that: the heat transfer housing of two groups of heat transfer pieces (1) of the described connection that cooperatively interacts is more than two, is arranged in order.