CN212435950U

CN212435950U - PTC assembly structure for heater

Info

Publication number: CN212435950U
Application number: CN202021027428.2U
Authority: CN
Inventors: 缪佳露
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-01-29
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a PTC subassembly structure for room heater, a serial communication port contains a plurality of radiating part and the centre gripping that set up side by side and is in PTC ceramic heating element between the radiating part, PTC ceramic heating element both sides in the radiating part is hugged closely each other, wherein, the radiating part contains outer aluminum plate portion and interior aluminum plate portion, interior aluminum plate portion is located outer aluminum plate portion is inboard, and with outer aluminum plate portion surface is hugged closely each other, outer aluminum plate portion communicates with each other the inside passageway that supplies the gas circulation that is equipped with for both ends, interior aluminum plate portion contains first aluminum plate and second aluminum plate, first aluminum plate one end with second aluminum plate one end is connected, the first aluminum plate other end with the second aluminum plate other end respectively in the lateral wall is connected. Compared with the prior art, the structure improves the heating power and provides higher heat; the circulation speed of the hot air in the space is increased, the temperature of the space is rapidly increased, and the time for continuous heating is shortened, so that the energy-saving effect is achieved.

Description

PTC assembly structure for heater

Technical Field

The utility model relates to a life electrical apparatus field, in particular to PTC subassembly structure for room heater.

Background

At present, the ceramic plates of the PTC component are placed in a direction that the width direction (short side) is parallel to the flowing direction of wind, in order to increase the heat exchange area, the distance between aluminum fin arrays is within 3mm, the effective conveying distance of hot wind is very limited on the premise of using the same fan, and heat is difficult to exchange; if the power of the matched fan is increased, the noise is improved, the efficiency of the fan is reduced, and meanwhile, the product cost is increased.

How to provide a heating power increase and provide higher heat; the air conditioner has the advantages that the hot air circulation speed of the space is increased, the temperature of the space is rapidly increased, the continuous heating time is shortened, and the energy-saving effect is achieved.

Disclosure of Invention

The utility model aims at providing a heating device which can improve the heating power and provide higher heat; the circulation speed of the hot air in the space is increased, the temperature of the space is rapidly increased, and the time for continuous heating is shortened, so that the energy-saving effect is achieved.

In order to achieve the above object, the utility model provides a following technical scheme:

a PTC assembly structure for a heater comprises a plurality of radiating parts arranged side by side and PTC ceramic heating elements clamped between the radiating parts, wherein two sides of the PTC ceramic heating elements are tightly attached to the radiating parts, each radiating part comprises an outer aluminum plate part and an inner aluminum plate part, each inner aluminum plate part is positioned on the inner side of each outer aluminum plate part and is tightly attached to the surface of each outer aluminum plate part, the two ends of each outer aluminum plate part are communicated, a channel for gas circulation is arranged inside each outer aluminum plate part, each inner aluminum plate part comprises a first aluminum plate and a second aluminum plate, one end of each first aluminum plate is connected with one end of each second aluminum plate, and the other end of each first aluminum plate and the other end of each second aluminum plate are respectively connected with a side wall; the PTC ceramic heating element is used for generating high-temperature gas, and the high-temperature gas is discharged along the channel direction through a fan arranged on one side of the outer aluminum plate. Further, outer aluminum plate portion comprises the lateral wall of end-to-end connection in proper order. Further, the length of the outer aluminum plate portion in the channel opening direction is equal to the length of the inner aluminum plate portion. Further, the PTC ceramic heating element is of a cuboid structure in appearance, and is chamfered at the periphery to form an arc chamfer. Further, the PTC ceramic heating element comprises a first butt joint surface, a second butt joint surface and a third butt joint surface which are oppositely arranged, wherein the surface area of the first butt joint surface is a, the surface area of the second butt joint surface is B, the surface area of the third butt joint surface is C, a is less than B and less than C, the outer side of the third butt joint surface is tightly attached to the surface of the outer aluminum plate, and the second butt joint surface is oppositely arranged along the opening direction of the channel. Further, along being perpendicular to the channel direction, the distance between the ends, far away from each other, of the first aluminum plate and the second aluminum plate is D, and D is more than or equal to 2.5mm and less than or equal to 8.5 mm. Further, the outer aluminum plate portion and the inner aluminum plate portion are welded and connected. Further, the heat radiating portion is bonded to the PTC ceramic heating element. Further, the first aluminum plate and the second aluminum plate are the same in shape and size, and are close to one end and are connected with the outer aluminum plate in a welded mode.

Compared with the prior art, the beneficial effects of the utility model are that:

the PTC assembly structure for the warmer comprises a plurality of radiating parts arranged side by side and PTC ceramic heating elements clamped between the radiating parts, wherein two sides of the PTC ceramic heating elements are attached to the radiating parts.

Drawings

Fig. 1 is a schematic structural diagram of the PTC component structure of the heater of the present invention.

Fig. 2 is a schematic structural view of the PTC ceramic heating element in the PTC assembly structure of the heater of the present invention.

Fig. 3 is a schematic structural view of the inner aluminum plate portion in the PTC assembly structure of the heater of the present invention.

Description of reference numerals:

1 outer aluminum plate part, 2 inner aluminum plate part, 3PTC ceramic heating element.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the spirit of the present invention will be described in detail with reference to the accompanying drawings, and any person skilled in the art can change or modify the techniques taught by the present invention without departing from the spirit and scope of the present invention after understanding the embodiments of the present invention.

The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention. Additionally, the same or similar numbered elements/components used in the drawings and the embodiments are used to represent the same or similar parts.

As used herein, the terms "first," "second," …, etc. do not denote any order or sequential importance, nor are they used to limit the invention, but rather are used to distinguish one element from another or from another element or operation described in the same technical language.

With respect to directional terminology used herein, for example: up, down, left, right, front or rear, etc., are simply directions with reference to the drawings. Accordingly, the directional terminology used is intended to be illustrative and is not intended to be limiting of the present teachings.

As used herein, the terms "comprising," "including," "having," "containing," and the like are open-ended terms that mean including, but not limited to.

As used herein, "and/or" includes any and all combinations of the described items.

As used herein, the terms "substantially", "about" and the like are used to modify any slight variation in quantity or error that does not alter the nature of the variation. Generally, the range of slight variations or errors modified by such terms may be 20% in some embodiments, 10% in some embodiments, 5% in some embodiments, or other values. It should be understood by those skilled in the art that the aforementioned values can be adjusted according to actual needs, and are not limited thereto.

Certain words used to describe the present application are discussed below or elsewhere in this specification to provide additional guidance to those skilled in the art in describing the present application.

The embodiment of the utility model provides a PTC subassembly structure for room heater, contain a plurality of heat dissipation parts that set up side by side and centre gripping PTC ceramic heating element 3 between the heat dissipation part, PTC ceramic heating element 3 both sides in the heat dissipation part hugs closely each other, wherein, the heat dissipation part contains outer aluminum plate portion 1 and interior aluminum plate portion 2, interior aluminum plate portion 2 is located outer aluminum plate portion 1 inboard, and with outer aluminum plate portion 1 surface hug closely each other, outer aluminum plate portion 1 is communicated inside and is equipped with the passageway that the gas circulates for both ends, interior aluminum plate portion 2 contains first aluminum plate and second aluminum plate, first aluminum plate one end and second aluminum plate one end are connected, the first aluminum plate other end and the second aluminum plate other end respectively with the lateral wall is connected; the PTC ceramic heating element 3 is used for generating high-temperature gas, and the high-temperature gas is discharged along the channel direction through a fan arranged on one side of the outer aluminum plate.

Specifically, the length direction of the ceramic plate is parallel to the wind flowing direction, the heat exchange distance is lengthened to improve the heat exchange amount, and meanwhile, the distance between the inner aluminum plate arrays is enlarged to 3-8mm to reduce the wind resistance of the assembly, improve the heating power and provide higher heat; the circulation speed of the hot air in the space is increased, the temperature of the space is rapidly increased, and the time for continuous heating is shortened, so that the energy-saving effect is achieved.

It is worth mentioning that the outer aluminum plate part is formed by side walls which are sequentially connected end to end, and the length of the outer aluminum plate part is equal to that of the inner aluminum plate part along the opening direction of the channel. Specifically, the appearance of the PTC ceramic heating element 3 is of a cuboid structure, and the periphery of the PTC ceramic heating element is chamfered by an arc chamfer. In addition, it is worth mentioning that, as shown in fig. 2 and 3, the PTC ceramic heating element 3 includes a first abutting surface, a second abutting surface and a third abutting surface, which are respectively disposed oppositely, the surface area of the first abutting surface is a, the surface area of the second abutting surface is B, the surface area of the third abutting surface is C, where a is smaller than B and smaller than C, and the outer side of the third abutting surface is tightly attached to the surface of the outer aluminum plate, the second abutting surface is disposed oppositely along the channel opening direction, and the distance from the first aluminum plate to the second aluminum plate is D along the direction perpendicular to the channel opening direction, in this embodiment, the distance between the inner aluminum plate arrays is increased to 3mm, so as to reduce the wind resistance of the assembly, improve the heating power and provide higher heat; the circulation speed of the hot air in the space is increased, the temperature of the space is rapidly increased, and the time for continuous heating is shortened, so that the energy-saving effect is achieved. In addition, it should be noted that the outer aluminum plate portion and the inner aluminum plate portion are welded, the heat dissipation portion and the PTC ceramic heating element 3 are welded, so that they can be tightly connected together, and the first aluminum plate and the second aluminum plate have the same shape and size, and are welded to the outer aluminum plate portion at ends close to each other, so that they can be tightly connected together without moving.

The foregoing is only an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principles of the present invention should fall within the protection scope of the present invention.

Claims

1. The utility model provides a PTC subassembly structure for room heater, its characterized in that contains a plurality of radiating part and the centre gripping that set up side by side PTC ceramic heating element between the radiating part, PTC ceramic heating element both sides with the radiating part is hugged closely each other, wherein, the radiating part contains outer aluminum plate portion and interior aluminum plate portion, interior aluminum plate portion is located outer aluminum plate portion is inboard, and with outer aluminum plate surface is hugged closely each other, outer aluminum plate portion communicates with each other the inside passageway that supplies the gas circulation that is equipped with in both ends, interior aluminum plate portion contains first aluminum plate and second aluminum plate, first aluminum plate one end with second aluminum plate one end is connected, the first aluminum plate other end with the second aluminum plate other end is connected with the lateral wall respectively.

2. A PTC assembly structure for a heater according to claim 1, wherein the PTC ceramic heating element is used to generate high-temperature gas and discharge the high-temperature gas in the channel direction by a blower provided at one side of the outer aluminum plate.

3. A PTC assembly structure for a heater according to claim 1, wherein the outer aluminum plate portion is constituted by side walls which are connected end to end in sequence.

4. A PTC assembly structure for a heater according to claim 1, wherein the length of the outer aluminum plate portion in the channel opening direction is equal to the length of the inner aluminum plate portion.

5. The PTC assembly structure for a heater according to claim 1, wherein the PTC ceramic heating element has a rectangular parallelepiped shape and is chamfered at the periphery by a circular arc chamfer.

6. A PTC assembly structure for a heater according to claim 4, wherein the PTC ceramic heating element comprises a first butt joint surface, a second butt joint surface and a third butt joint surface, the first butt joint surface has a surface area A, the second butt joint surface has a surface area B, the third butt joint surface has a surface area C, A < B < C, and the outer side of the third butt joint surface is tightly attached to the outer aluminum plate surface, the second butt joint surface is oppositely arranged along the channel opening direction.

7. The PTC assembly structure for a heater according to claim 1, wherein the first aluminum plate and the second aluminum plate are distant from each other by a distance D in a direction perpendicular to the channel, and D is 2.5mm ≦ D ≦ 8.5 mm.

8. The PTC assembly structure for a heater according to claim 1, wherein the outer aluminum plate portion and the inner aluminum plate portion are welded.

9. A PTC assembly structure for a heater according to claim 1, wherein the heat radiating portion is adhesively connected to the PTC ceramic heating element.

10. A PTC assembly structure for a heater according to claim 1, wherein the first aluminum plate and the second aluminum plate are identical in shape and size, and are welded to the outer aluminum plate near one end.