CN210225778U

CN210225778U - Embedded PTC heater capable of quickly radiating heat

Info

Publication number: CN210225778U
Application number: CN201920869439.6U
Authority: CN
Inventors: Guoqiang Mu; 穆国强
Original assignee: Zhejiang Qili Electric Technology Co Ltd
Current assignee: Zhejiang Qili Electric Technology Co Ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-03-31
Anticipated expiration: 2029-06-11

Abstract

The utility model discloses an embedded PTC heater capable of fast radiating, which comprises a base, a PTC heating element, a heating element outer frame body, a plurality of radiating fins, a heat insulation block, a gravity heat pipe and heat pipe filling liquid, wherein the center of one end of the base is transversely provided with the PTC heating element, the other end of the PTC heating element is connected with the heat insulation block, the heating element outer frame body is arranged between the heat insulation block and the base, the heating element outer frame body is internally and uniformly provided with a plurality of radiating fins, the PTC heating element penetrates through the radiating fins, the gravity heat pipe is also transversely arranged in the radiating fins, the gravity heat pipe is arranged on two sides of the PTC heating element, the heat of a heating object is rapidly transmitted to the outside of the heat insulation block through the heat pipe according to the heat conduction principle of the gravity heat pipe and the rapid heat transfer property of the heat pipe filling liquid, thereby being beneficial to the rapid, and the gravity heat pipe does not need to be driven by external energy, thereby saving energy and protecting environment.

Description

Embedded PTC heater capable of quickly radiating heat

[ technical field ] A method for producing a semiconductor device

The utility model relates to a PTC heater's technical field, especially the technical field of the embedded PTC heater that can dispel the heat fast.

[ background of the invention ]

The PTC heater is also called as PTC heating body, and is composed of PTC ceramic heating elements and an aluminum tube. The PTC heating element has the advantages of small thermal resistance and high heat exchange efficiency, and is an automatic constant-temperature and electricity-saving electric heater. The safety device is characterized in that the surface of an electric heating tube heater does not turn red under any application condition on the safety performance, so that potential safety hazards such as scalding and fire hazards are caused. The PTC heater is widely applied to equipment such as air conditioners, heaters and the like, but the heat dissipation of the existing PTC heater mostly depends on natural heat dissipation, the heat dissipation speed is low, and the heat dissipation efficiency is low.

[ Utility model ] content

The utility model aims at solving the problem among the prior art, provide a but quick radiating embedded PTC heater, can make the PTC heater dispel the heat fast, improve the radiating efficiency, protect the PTC heater.

In order to realize the above purpose, the utility model provides a can quick radiating embedded PTC heater, including base, PTC heating element, heating element outer frame body, a plurality of radiating fin, heat insulating block, gravity heat pipe, heat pipe filling liquid, base one end center transversely be equipped with PTC heating element, the PTC heating element other end be connected with the heat insulating block, heat insulating block and base between be equipped with the heating element outer frame body, the heating element outer frame body in evenly be equipped with a plurality of radiating fin, PTC heating element run through the radiating fin setting, the radiating fin in still transversely be equipped with the gravity heat pipe, gravity heat pipe one end run through the heat insulating block and extend to the heat insulating block side, the gravity heat pipe in be filled with heat pipe filling liquid.

Preferably, the gravity heat pipe comprises a heat conduction section and a condensation section, the heat conduction section comprises two sections, the two sections of heat conduction sections are respectively and symmetrically arranged at two sides of the PTC heating element, the condensation section is arranged at one side, far away from the PTC heating element, of the heat insulation block, one end, close to the base, of each of the two sections of heat conduction sections is sealed, the other end of each of the two sections of heat conduction sections penetrates through the heat insulation block and is respectively communicated with two ends of the condensation section, a sealed pipeline is formed between the condensation section and the two sections of heat conduction sections, and the heat pipe filling liquid is filled in the sealed pipeline.

Preferably, the liquid filling rate of the heat pipe filling liquid accounts for 30-60% of the inner cavity of the gravity heat pipe.

Preferably, the gravity heat pipe is internally vacuum.

Preferably, the level of the condensation section is higher than that of the heat conduction section.

Preferably, a condensing section protecting outer frame body is arranged around the condensing section, the condensing section protecting outer frame body is fixedly connected with the heat insulation block, and a plurality of radiating fins are also arranged in the condensing section protecting outer frame body.

Preferably, one end of the base, which is far away from the PTC heating element, is provided with a power line which can be matched with the PTC heating element, and the power line is electrically connected with the PTC heating element.

The utility model relates to a but radiating embedded PTC heater's beneficial effect fast: the utility model discloses a set up the gravity heat pipe with PTC heating element's both sides, through the heat-conduction principle of gravity heat pipe and the quick heat transfer nature of heat pipe filling liquid, see through outside the heat insulating block is transmitted rapidly to the heat of the object that will generate heat to the heat pipe, help PTC heater's quick heat dissipation, and the gravity heat pipe does not need external energy drive, and is energy-concerving and environment-protective.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic top view of an embedded PTC heater capable of dissipating heat rapidly according to the present invention;

fig. 2 is a front view of the structure of the embedded PTC heater capable of dissipating heat rapidly according to the present invention;

fig. 3 is a top view cross-sectional view of an embedded PTC heater of the present invention that can dissipate heat quickly.

In the figure: the heat pipe comprises a base 1, a PTC heating element 2, a heating element outer frame 3, a radiating fin 4, a heat insulation block 5, a gravity heat pipe 6, a heat pipe filling liquid 7, a power line 8, a heat conduction section 61, a condensation section 62 and a condensation section protective outer frame 621.

[ detailed description ] embodiments

Referring to fig. 1, 2 and 3, the utility model relates to an embedded PTC heater capable of fast heat dissipation, which comprises a base 1, a PTC heating element 2, a heating element outer frame 3, a plurality of heat dissipation fins 4, a heat insulation block 5, a gravity heat pipe 6 and a heat pipe filling liquid 7, wherein the PTC heating element 2 is transversely arranged at the center of one end of the base 1, the heat insulation block 5 is connected with the other end of the PTC heating element 2, the heating element outer frame 3 is arranged between the heat insulation block 5 and the base 1, the heat dissipation fins 4 are uniformly arranged in the heating element outer frame 3, the PTC heating element 2 penetrates through the heat dissipation fins 4, the gravity heat pipe 6 is also transversely arranged in the heat dissipation fins 4, one end of the gravity heat pipe 6 penetrates through the heat insulation block 5 and extends to the side edge of the heat insulation block 5, the gravity heat pipe 6 is filled with a heat pipe filling liquid 7, the gravity heat pipe 6 comprises a heat conduction section 61 and a condensation section 62, the heat conducting section 61 comprises two sections, the two sections of heat conducting sections 61 are respectively symmetrically arranged at two sides of the PTC heating element 2, the condensing section 62 is arranged at one side of the heat insulating block 5 far away from the PTC heating element 2, one end of the two sections of heat conducting sections 61 close to the base 1 is sealed, the other end of the two sections of heat conducting sections 61 penetrates through the heat insulating block 5 and is respectively communicated with two ends of the condensing section 62, a sealed pipeline is formed between the condensing section 62 and the two sections of heat conducting sections 61, the heat pipe filling liquid 7 is filled in the sealed pipeline, the liquid filling rate of the heat pipe filling liquid 7 accounts for 30-60% of the inner cavity of the gravity heat pipe 6, the gravity heat pipe 6 is vacuum, the horizontal height of the condensing section 62 is higher than that of the heat conducting section 61, condensing section protective outer frame bodies 621 are arranged around the condensing section 62, and the condensing section protective outer frame bodies 621 are fixedly connected with the heat insulating block 5, the condensation section protection outer frame 621 is also internally provided with a plurality of radiating fins 4, one end of the base 1, which is far away from the PTC heating element 2, is provided with a power line 8 which can be matched with the PTC heating element 2, and the power line 8 is electrically connected with the PTC heating element 2.

The utility model discloses the working process:

the utility model relates to a can quick radiating embedded PTC heater in the course of the work, through the work of 8 control PTC heating element 2 of power cord and produce heat energy, radiating fin 4 comes out the heat conduction, after closing PTC heating element 2, when the heat conduction section 61 one end of gravity heat pipe 6 is heated, the heat pipe filling liquid 7 in the heat conduction section 61 evaporates rapidly, steam flows to other one end condensation section 62 under small pressure differential, and release the heat, heat pipe filling liquid 7 condenses into liquid again, liquid flows back to heat conduction section 61 along gravity heat pipe 6 again by the effect of gravity, so the circulation is more than, the heat is passed to condensation section 62 one end by heat conduction section 61 one end. The circulation is rapid, and heat can be continuously conducted away, so that rapid heat dissipation is facilitated.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a can quick radiating embedded PTC heater which characterized in that: comprises a base (1), a PTC heating element (2), a heating element outer frame body (3), a plurality of radiating fins (4), a heat insulation block (5), a gravity heat pipe (6) and heat pipe filling liquid (7), a PTC heating element (2) is transversely arranged at the center of one end of the base (1), the other end of the PTC heating element (2) is connected with a heat insulation block (5), a heating element outer frame body (3) is arranged between the heat insulation block (5) and the base (1), a plurality of radiating fins (4) are uniformly arranged in the heating element outer frame body (3), the PTC heating element (2) is arranged by penetrating the heat radiating fins (4), still transversely be equipped with gravity heat pipe (6) in radiating fin (4), gravity heat pipe (6) one end run through heat insulating block (5) and extend to heat insulating block (5) side, gravity heat pipe (6) intussuseption be filled with heat pipe filling liquid (7).

2. An embedded PTC heater capable of rapid heat dissipation according to claim 1, wherein: gravity heat pipe (6) including heat conduction section (61) and condensation segment (62), heat conduction section (61) have two sections, two sections heat conduction sections (61) symmetry respectively locate PTC heating element (2) both sides, condensation segment (62) locate one side of keeping away from PTC heating element (2) on heat insulating block (5), two sections heat conduction sections (61) be close to the one end of base (1) and all seal, two sections heat conduction sections (61) other ends run through heat insulating block (5) and communicate with the both ends of condensation segment (62) respectively, condensation segment (62) and two sections heat conduction sections (61) between constitute a confined pipeline, heat pipe fill liquid (7) fill in the confined pipeline.

3. An embedded PTC heater capable of rapid heat dissipation according to claim 2, wherein: the filling rate of the heat pipe filling liquid (7) accounts for 30-60% of the inner cavity of the gravity heat pipe (6).

4. An embedded PTC heater capable of rapid heat dissipation according to claim 2, wherein: the interior of the gravity heat pipe (6) is vacuum.

5. An embedded PTC heater capable of rapid heat dissipation according to claim 2, wherein: the level of the condensation section (62) is higher than that of the heat conduction section (61).

6. An embedded PTC heater capable of rapid heat dissipation according to claim 2, wherein: condensing section (62) be equipped with condensing section protection outer frame body (621) all around, condensing section protection outer frame body (621) and heat insulating block (5) fixed connection, condensing section protection outer frame body (621) in also be equipped with a plurality of radiating fin (4).

7. An embedded PTC heater capable of rapid heat dissipation according to claim 1, wherein: one end of the base (1) far away from the PTC heating element (2) is provided with a power line (8) which can be matched with the PTC heating element (2), and the power line (8) is electrically connected with the PTC heating element (2).