CN220606103U

CN220606103U - Aluminium thick film heating element

Info

Publication number: CN220606103U
Application number: CN202322307958.2U
Authority: CN
Inventors: 李陈和; 温状; 濮晨雪
Original assignee: Wenzhou Tianmo Technology Co ltd
Current assignee: Wenzhou Tianmo Technology Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-03-15
Anticipated expiration: 2033-08-25

Abstract

The utility model relates to the technical field of heating elements, in particular to an aluminum thick film heating element, which comprises an aluminum piece, wherein an insulating layer is coated on one side of the aluminum piece, a thick film resistor layer is coated on one side of the insulating layer, which is far away from the aluminum piece, and the thick film resistor layer comprises two conductors, and a plurality of resistor strips are arranged between the two conductors. Therefore, the insulating layer and the thick film resistor layer are sequentially coated on the aluminum piece, so that the heating element and the metal piece are integrated, the installation is convenient, and the aluminum is more susceptible to heat and temperature rise due to the property of the aluminum, so that the time and the power consumption for heating the same temperature are relatively less.

Description

Aluminium thick film heating element

Technical Field

The utility model relates to the technical field of heating elements, in particular to an aluminum thick film heating element.

Background

The heating body is mainly used for generating heat and heating objects to be heated, and is applied to various small household appliances. Meanwhile, the heating element adopted by the existing small household appliances is not an electric heating wire (such as a hair dryer, an electric iron and the like) or a PTC heating element (such as a hair curler, a hair straightening comb and the like), but has some problems in practical use, such as the adoption of the electric heating wire, the heating speed is low and the power consumption is high, and the adoption of the PTC heating element is composed of a PTC ceramic heating element and an aluminum tube, namely two parts, so that the two parts are required to be produced in production, and the two parts are correspondingly installed in installation, so that the installation is not convenient.

Disclosure of Invention

The utility model aims to provide an aluminum thick film heating element, which is characterized in that an insulating layer and a thick film resistor layer are sequentially coated on an aluminum piece, so that a heating element and a metal piece are integrated, the aluminum thick film heating element is convenient to install, and the aluminum thick film heating element is easy to heat and raise temperature due to the property of aluminum, so that the time and the power consumption for heating the same temperature are relatively less, and the problems of the existing heating element are solved.

The purpose of the utility model is realized in the following way:

the utility model provides an aluminum product thick film heat-generating body, includes the aluminum part, and aluminum part one side scribbles and is equipped with the insulating layer to the insulating layer keeps away from aluminum part one side and scribbles and be equipped with thick film resistance layer, thick film resistance layer includes two conductors, and is provided with at least one resistance strip between two conductors.

Preferably, the spacing between adjacent two resistive strips is equal to or less than the width of the resistive strips.

Preferably, the length and width of each resistor strip are the same;

alternatively, the width of the resistive strip increases gradually along the length of the conductor.

Preferably, the conductor comprises a conducting bar and a conducting block arranged at one end of the conducting bar, and the width of the conducting bar is larger than or equal to 1mm.

Preferably, one side of the aluminum piece coated with the thick film resistor layer is a plane, and the two guide blocks are symmetrically arranged and positioned at the inner side of the end part of the guide bar;

or one side of the aluminum piece coated with the thick film resistor layer is a plane, each conducting bar comprises a conducting bar I and a conducting bar II which are perpendicular to each other, and the two conducting blocks are symmetrically arranged and positioned at the end parts of the corresponding conducting bars II;

or, the side of the aluminum piece coated with the thick film resistor layer is a cambered surface, one of the conducting bars comprises a conducting bar I and a conducting bar II, the conducting bar is positioned at one side of the resistor, the conducting block of the conductor is positioned at the end part of the conducting bar II and is symmetrically arranged with the conducting block of the other conductor, and one end of the other conducting bar far away from the conducting bar II is provided with the conducting block of the conductor.

Preferably, the aluminum piece is an aluminum plate, an insulating layer and a thick film resistor layer are sequentially coated on the aluminum plate, the conductor comprises a conducting bar and a guide block arranged at one end of the conducting bar, and the two guide blocks are symmetrically arranged and positioned at the inner side of the end part of the conducting bar;

or, the aluminum part is an aluminum plate with comb teeth, an insulating layer and a thick film resistor layer are sequentially coated on the aluminum plate, the conductor comprises a conducting bar and a guide block arranged at one end of the conducting bar, and the two guide blocks are symmetrically arranged and positioned at the inner side of the end part of the conducting bar.

Preferably, the aluminum piece comprises a first shell and a second shell which are connected with each other, a mounting plate is arranged on one side, close to the first shell, of the second shell, and an insulating layer and a thick film resistor layer are sequentially coated on the mounting plate;

the conductor comprises guide bars and guide blocks arranged at one end of the guide bars, each guide bar comprises a first guide bar and a second guide bar which are perpendicular to each other, and the two guide blocks are symmetrically arranged and positioned at the end parts of the corresponding second guide bars.

Preferably, the second shell is provided with groove rails on two sides of the mounting plate, and the first shell is provided with raised strips corresponding to the groove rails;

or/and, the second shell is provided with a supporting piece for increasing strength at the inner side of the mounting plate.

Preferably, the aluminum piece is a hollow cylinder, a plurality of through holes are formed in the cylinder, and an insulating layer and a thick film resistor layer are sequentially coated on the outer surface of the cylinder;

the conductor comprises a conducting bar and a conducting block arranged at one end of the conducting bar, wherein one conducting bar comprises a conducting bar I and a conducting bar II, the conducting bar is positioned at one side of the resistor bar, the conducting block of the conductor is positioned at the end part of the conducting bar II and is symmetrically arranged with the conducting block of the other conductor, and one end of the other conducting bar far away from the conducting bar II is provided with the conducting block of the conductor.

Compared with the prior art, the utility model has the following outstanding and beneficial technical effects:

according to the utility model, the insulating layer and the thick film resistor layer are sequentially coated on the aluminum piece, so that the heating element and the metal piece are integrated, the installation is convenient, and the aluminum is more susceptible to heat and temperature rise due to the property of the aluminum, so that the time and the power consumption for heating the same temperature are relatively less.

And aluminum has high plasticity and good ductility, so that various structural parts can be manufactured by extrusion or stretching and other processing means, and the aluminum alloy is further suitable for different products.

Drawings

FIG. 1 is a schematic diagram of a thick film heater of aluminum plate design.

FIG. 2 is a schematic diagram of a thick film heater consisting of a first housing and a second housing.

Fig. 3 is a schematic diagram of the split structure of fig. 2.

Fig. 4 is a schematic view of a structure with a support.

FIG. 5 is a schematic diagram of a thick film heater in a cylindrical form.

FIG. 6 is a schematic diagram of a thick film heat-generating body with comb teeth.

Fig. 7 is a schematic view of the bottom of fig. 6.

Reference numerals: 1-aluminum parts; 11-comb teeth; 12-a first shell; 121-convex strips; 13-a second shell;

131-mounting plates; 132-grooved rails; 133-a support; 14-a cylinder; 141-a through hole; 2-an insulating layer;

3-a thick film resistor layer; 31-conductors; 311-conducting bars; 312-guide blocks; 313-first guide bar;

314-second guide bar; 32-resistor strips.

Detailed Description

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 7, an aluminum thick film heating element comprises an aluminum piece 1, wherein an insulating layer 2 is coated on one side of the aluminum piece 1, and a thick film resistor layer 3 is coated on one side, away from the aluminum piece 1, of the insulating layer 2. While the thick film resistive layer 3 comprises two conductors 31 with at least one resistive track 32 disposed between the two conductors 31.

Therefore, in the actual use process, the insulating layer 2 and the thick film resistor layer 3 are sequentially coated on the aluminum piece 1, so that the heating element and the metal piece are integrated, the installation is convenient, and secondly, the aluminum is more easily heated due to the property of the aluminum, so that the time and the power consumption for heating the same temperature are relatively less.

Wherein the spacing between adjacent two of the resistor strips 32 is equal to or less than the width of the resistor strips 32.

Thus, in actual use, the object is heated better by setting the interval between two adjacent resistance strips 32 to be equal to or smaller than the width of the resistance strips 32.

Furthermore, the design of the resistor strips 32 themselves, first the length and width of each resistor strip 32 may be set to be the same, i.e. the same for each resistor strip 32, or the width of the resistor strips 32 may be gradually increased along the length of the conductor 31, i.e. from thin to thick.

The secondary conductor 31 comprises a conductive strip 311 and a conductive block 312 arranged at one end of the conductive strip 311, and the width of the conductive strip 311 is greater than or equal to 1mm.

As shown in fig. 1-7, the structure of the conductor 31 is different corresponding to different surfaces, when the side of the aluminum member 1 coated with the thick film resistor layer 3 is a plane, two guide blocks 312 are symmetrically arranged and are located at the inner side of the end of the conductive bar 311.

Secondly, even if the aluminum member is planar, due to different applied articles and the dimensional requirements of the aluminum member 1, the conductor 31 has other structures, namely, when one side of the aluminum member 1 coated with the thick film resistor layer 3 is planar, each conducting bar 311 comprises a conducting bar one 313 and a conducting bar two 314 which are perpendicular to each other, and the two conducting blocks 312 are symmetrically arranged and are positioned at the end parts of the corresponding conducting bars two 314.

Meanwhile, when the aluminum part 1 is coated with the thick film resistor layer 3, one side of the aluminum part is a cambered surface, one of the conductive bars 311 comprises a first conductive bar 313 and a second conductive bar 314, the second conductive bar 314 is positioned at one side of the resistor bar 32, the guide block 312 of the conductor 31 is positioned at the end of the second conductive bar 314 and symmetrically arranged with the guide block 312 of the other conductor 31, and one end of the other conductive bar 311 far away from the second conductive bar 314 is provided with the guide block 312 of the conductor 31.

Secondly, for better understanding, when the side of the aluminum part 1 coated with the thick film resistor layer 3 is a cambered surface, the two conducting bars 311 are respectively a third conducting bar and a fourth conducting bar, the third conducting bar comprises a first conducting bar 313 and a second conducting bar 314, and the fourth conducting bar is a strip.

As shown in fig. 1-7, the different surfaces have been described above, and the structure of the conductors 31 is different, and the different products are specifically exemplified below.

As shown in fig. 1, 6 and 7, when the thick film heating element is applied to a product such as a hair straightening comb or a splint, the aluminum member 1 may be an aluminum plate, and the aluminum plate is sequentially coated with the insulating layer 2 and the thick film resistance layer 3, and one side of the aluminum member 1 coated with the thick film resistance layer 3 is a plane, so that the corresponding conductor 31 structure thereof is: first, the conductor 31 includes a conductive bar 311 and a guide block 312 disposed at one end of the conductive bar 311, and the two guide blocks 312 are symmetrically disposed and located inside the end of the conductive bar 311.

Simultaneously, when the hair straightening comb is correspondingly used, the comb teeth 11 can be directly combined with the aluminum piece 1, so that the aluminum piece 1 is an aluminum plate with the comb teeth 11.

As shown in fig. 2, 3 and 4, when the thick film heating element is applied to a product such as a curling iron, the aluminum member 1 includes a first case 12 and a second case 13 which are connected to each other, and a mounting plate 131 is provided on a side of the second case 13 adjacent to the first case 12, and an insulating layer 2 and a thick film resistance layer 3 are sequentially coated on the mounting plate 131.

The side of the aluminum part 1 coated with the thick film resistor layer 3 is a plane, so that the corresponding conductor 31 has the structure that: first, the conductor 31 includes a conductive strip 311 and a conductive block 312 disposed at one end of the conductive strip 311, and each conductive strip 311 includes a first conductive strip 313 and a second conductive strip 314 perpendicular to each other, where the two conductive blocks 312 are symmetrically disposed and located at the ends of the corresponding second conductive strip 314.

And the structure between the first shell 12 and the second shell 13 is as follows: first, the second housing 13 has groove rails 132 on two sides of the mounting plate 131, and the first housing 12 has protruding strips 121 corresponding to the groove rails 132.

Therefore, in the actual use process, the connection and the limit are realized through the matching of the grooved rail 132 and the raised strips 121.

The second housing 13 is provided with a support 133 for increasing strength inside the mounting plate 131, thereby increasing the strength of the mounting plate 131.

As shown in fig. 5, when the thick film heating element is applied to a product such as a blower, the aluminum member 1 is a hollow cylinder 14, a plurality of through holes 141 are formed in the cylinder 14, and an insulating layer 2 and a thick film resistor layer 3 are sequentially coated on the outer surface of the cylinder 14.

Wherein one side of the aluminum part 1 coated with the thick film resistor layer 3 is a cambered surface, so that the corresponding conductor 31 structure is as follows: first, the conductor 31 includes a conductive strip 311 and a conductive block 312 disposed at one end of the conductive strip 311, wherein one conductive strip 311 includes a first conductive strip 313 and a second conductive strip 314, the second conductive strip 314 is disposed at one side of the resistor strip 32, the conductive block 312 of the conductor 31 is disposed at an end of the second conductive strip 314 and symmetrically with the conductive block 312 of the other conductor 31, and the conductive block 312 of the conductor 31 is disposed at an end of the other conductive strip 311 away from the second conductive strip 314.

Besides the products, the utility model can be applied to other products, such as electric irons, garment steamers, foot baths and other protective appliances.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. While the utility model is not limited to the above-described embodiments, there are various changes and modifications which fall within the scope of the utility model as hereinafter claimed, without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an aluminum product thick film heat-generating body, its characterized in that, including aluminum part (1), and aluminum part (1) one side scribbles and is equipped with insulating layer (2) to insulating layer (2) are kept away from aluminum part (1) one side and are scribbled and be equipped with thick film resistance layer (3), thick film resistance layer (3) include two conductors (31), and are provided with at least one resistor strip (32) between two conductors (31).

2. An aluminum thick film heat-generating body as defined in claim 1, wherein: the interval between two adjacent resistor strips (32) is equal to or smaller than the width of the resistor strips (32).

3. An aluminum thick film heat-generating body as defined in claim 1, wherein: the length and width of each resistor strip (32) are the same;

alternatively, the width of the resistor strip (32) gradually increases along the length of the conductor (31).

4. An aluminum thick film heat-generating body as defined in claim 1, wherein: the conductor (31) comprises a conducting bar (311) and a guide block (312) arranged at one end of the conducting bar (311), and the width of the conducting bar (311) is larger than or equal to 1mm.

5. An aluminum thick film heat-generating body as defined in claim 4, wherein: the side of the aluminum piece (1) coated with the thick film resistor layer (3) is a plane, and the two guide blocks (312) are symmetrically arranged and positioned at the inner side of the end part of the guide bar (311);

or, one side of the aluminum piece (1) coated with the thick film resistor layer (3) is a plane, each conducting bar (311) comprises a conducting bar I (313) and a conducting bar II (314) which are perpendicular to each other, and the two conducting blocks (312) are symmetrically arranged and positioned at the end parts of the corresponding conducting bar II (314);

or, the side of the aluminum piece (1) coated with the thick film resistor layer (3) is an arc surface, one conducting bar (311) comprises a conducting bar I (313) and a conducting bar II (314), the conducting bar II (314) is positioned on one side of the resistor bar (32), the guide block (312) of the conductor (31) is positioned at the end part of the conducting bar II (314) and symmetrically arranged with the guide block (312) of the other conductor (31), and one end of the other conducting bar (311) far away from the conducting bar II (314) is provided with the guide block (312) of the conductor (31).

6. An aluminum thick film heat-generating body as claimed in claim 1 or 2 or 3, characterized in that: the aluminum piece (1) is an aluminum plate, an insulating layer (2) and a thick film resistor layer (3) are sequentially coated on the aluminum plate, the conductor (31) comprises a conducting bar (311) and guide blocks (312) arranged at one end of the conducting bar (311), and the two guide blocks (312) are symmetrically arranged and are positioned at the inner sides of the end parts of the conducting bar (311);

or, aluminum part (1) is the aluminum plate that has broach (11), and scribbles insulating layer (2) and thick film resistor layer (3) on the aluminum plate in proper order, conductor (31) are including conducting bar (311) and guide block (312) of setting in conducting bar (311) one end, and two guide blocks (312) symmetry set up and are located the inboard of conducting bar (311) tip.

7. An aluminum thick film heat-generating body as claimed in claim 1 or 2 or 3, characterized in that: the aluminum piece (1) comprises a first shell (12) and a second shell (13) which are connected with each other, an installation plate (131) is arranged on one side, close to the first shell (12), of the second shell (13), and an insulating layer (2) and a thick film resistor layer (3) are sequentially coated on the installation plate (131);

the conductor (31) comprises guide bars (311) and guide blocks (312) arranged at one end of the guide bars (311), each guide bar (311) comprises a first guide bar (313) and a second guide bar (314) which are perpendicular to each other, and the two guide blocks (312) are symmetrically arranged and are positioned at the end parts of the corresponding second guide bars (314).

8. An aluminum thick film heat-generating body as defined in claim 7, wherein: the second shell (13) is provided with groove rails (132) on two sides of the mounting plate (131), and the first shell (12) is provided with raised strips (121) corresponding to the groove rails (132);

or/and, the second shell (13) is provided with a supporting piece (133) for increasing strength on the inner side of the mounting plate (131).

9. An aluminum thick film heat-generating body as claimed in claim 1 or 2 or 3, characterized in that: the aluminum piece (1) is a hollow cylinder (14), a plurality of through holes (141) are formed in the cylinder (14), and an insulating layer (2) and a thick film resistor layer (3) are sequentially coated on the outer surface of the cylinder (14);

the conductor (31) comprises a conducting bar (311) and a conducting block (312) arranged at one end of the conducting bar (311), wherein one conducting bar (311) comprises a conducting bar I (313) and a conducting bar II (314), the conducting bar II (314) is positioned at one side of the resistor bar (32), the conducting block (312) of the conductor (31) is positioned at the end of the conducting bar II (314) and symmetrically arranged with the conducting block (312) of the other conductor (31), and one end, far away from the conducting bar II (314), of the other conducting bar (311) is provided with the conducting block (312) of the conductor (31).