CN221409149U - Heater assembly and PTC heater - Google Patents
Heater assembly and PTC heater Download PDFInfo
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- CN221409149U CN221409149U CN202323051219.8U CN202323051219U CN221409149U CN 221409149 U CN221409149 U CN 221409149U CN 202323051219 U CN202323051219 U CN 202323051219U CN 221409149 U CN221409149 U CN 221409149U
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- supporting rod
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- 238000010438 heat treatment Methods 0.000 claims abstract description 108
- 239000000919 ceramic Substances 0.000 claims abstract description 83
- 238000007789 sealing Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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Abstract
The utility model relates to the technical field of heaters, in particular to a heater assembly and a PTC heater. The heater assembly comprises a heating unit, an electrode slice group and a fixed frame body; the heating unit comprises a plurality of ceramic heating groups, and the ceramic heating groups are all distributed along a first preset direction; each ceramic heating group comprises a plurality of ceramic heating pieces, the ceramic heating pieces are distributed along a second preset direction, and the first preset direction is perpendicular to the second preset direction; the electrode plate group comprises a plurality of electrode plates, the plurality of electrode plates extend along a first preset direction, and the plurality of electrode plates are sequentially arranged at intervals along a second preset direction; along a first preset direction, one electrode plate is attached to two sides of any ceramic heating piece; along a first preset direction, two sides of each ceramic heating group are propped against the fixed frame body. The heater assembly has simple structure and convenient assembly, and can reduce the heat transfer times and the thermal resistance, thereby improving the heat exchange efficiency and reducing the manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of heaters, in particular to a heater assembly and a PTC heater.
Background
In the prior art, the heater comprises an aluminum shell, insulating yellow paper, a fixing piece, electrode plates and PTC ceramic plates, wherein the electrode plates are arranged on the upper side and the lower side or on the left side and the right side of the PTC ceramic plates, and the arrangement mode ensures that the heater has the problems of complex structure, multiple assembly steps, high manufacturing cost and low heat exchange efficiency.
Disclosure of utility model
The utility model aims to provide a heater assembly and a PTC heater, which have simple structure and convenient assembly, and can reduce the heat transfer times and the thermal resistance, thereby improving the heat exchange efficiency and reducing the manufacturing cost.
Embodiments of the present utility model are implemented as follows:
In a first aspect, the present utility model provides a heater assembly comprising a heating unit, an electrode sheet set, and a fixed frame;
the heating unit comprises a plurality of ceramic heating groups, and the ceramic heating groups are all distributed along a first preset direction; each ceramic heating group comprises a plurality of ceramic heating pieces, the ceramic heating pieces are distributed along a second preset direction, and the first preset direction is perpendicular to the second preset direction;
The electrode plate group comprises a plurality of electrode plates, the plurality of electrode plates extend along a first preset direction, and the plurality of electrode plates are sequentially arranged at intervals along a second preset direction; along a first preset direction, one electrode plate is attached to two sides of any ceramic heating piece;
along a first preset direction, two sides of each ceramic heating group are propped against the fixed frame body.
In an alternative embodiment, the fixed frame body comprises a body, a first supporting rod and a second supporting rod, wherein the first supporting rod and the second supporting rod are connected with the body, and extend along a first preset direction;
Along a first preset direction, the first propping rod and the second propping rod respectively prop against two sides of each ceramic heating group.
In an alternative embodiment, the first supporting rod and the second supporting rod are perpendicular to the body, and the body is supported on one side of the adjacent ceramic heating group.
In an alternative embodiment, the height of the electrode sheet is less than the height of the ceramic heating element along a third preset direction; the first preset direction, the second preset direction and the third preset direction are perpendicular to each other.
In an alternative embodiment, along a first preset direction, two insulating heat conducting strips are configured on two sides of each ceramic heating piece, and the insulating heat conducting strips extend along the first preset direction and are arranged at intervals along a third preset direction so as to jointly define a first accommodating part for accommodating the electrode plates.
In an alternative embodiment, the height of the fixing frame is smaller than the height of the ceramic heating element and larger than the height of the electrode plate along the third preset direction.
In an alternative embodiment, the heater assembly further comprises a plurality of fastening sealing rings, and the plurality of fastening sealing rings are sleeved on the periphery of the heating unit and the fixed frame body.
In an alternative embodiment, a plurality of fastening sealing rings are arranged at intervals along the first preset direction, and one fastening sealing ring is arranged between two adjacent ceramic heating groups.
In an alternative embodiment, along the first preset direction, two adjacent ceramic heating groups are all formed with a second accommodating part at intervals; the first supporting rod and the second supporting rod are provided with a plurality of first accommodating grooves and second accommodating grooves, and each first accommodating groove and each second accommodating groove are correspondingly communicated with one second accommodating part;
Each fastening sealing ring is correspondingly matched with one first accommodating groove, one second accommodating groove and one second accommodating part.
In a second aspect, the present utility model provides a PTC heater comprising the heater assembly described above.
The beneficial effects of the embodiment of the utility model include:
The heater assembly comprises a heating unit, an electrode slice group and a fixed frame body; the heating unit comprises a plurality of ceramic heating groups, and the ceramic heating groups are all distributed along a first preset direction; each ceramic heating group comprises a plurality of ceramic heating pieces, the ceramic heating pieces are distributed along a second preset direction, and the first preset direction is perpendicular to the second preset direction; the electrode plate group comprises a plurality of electrode plates, the plurality of electrode plates extend along a first preset direction, and the plurality of electrode plates are sequentially arranged at intervals along a second preset direction; along a first preset direction, one electrode plate is attached to two sides of any ceramic heating piece; along a first preset direction, two sides of each ceramic heating group are propped against the fixed frame body. The heater assembly has simple structure and convenient assembly, and can reduce the heat transfer times and the thermal resistance, thereby improving the heat exchange efficiency and reducing the manufacturing cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a heater assembly according to an embodiment of the present utility model;
FIG. 2 is a partial schematic view of the portion D of FIG. 1;
FIG. 3 is a cross-sectional view of a heater assembly according to an embodiment of the present utility model;
FIG. 4 is a partial schematic view of FIG. 3 at E;
FIG. 5 is a schematic view of a heater assembly concealing an electrode plate and a fastening seal ring according to an embodiment of the utility model;
FIG. 6 is a partial schematic view of F in FIG. 5;
FIG. 7 is a partial schematic view of the portion G of FIG. 5;
Fig. 8 is a partial schematic view at H in fig. 5.
200-Heater assembly; 210-a heating unit; 220-electrode plate group; 230-fixing the frame; 211-ceramic heating group; 212-ceramic heating element; 221-electrode sheet; 231-body; 232-a first abutment bar; 233-a second abutment lever; 240-insulating heat conducting strips; 201-a first receiving portion; 250-fastening a sealing ring; 202-a second receiving portion; 234-a first receiving groove; 235-a second accommodation groove.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, the present embodiment provides a heater assembly 200, wherein the heater assembly 200 includes a heating unit 210, an electrode plate set 220 and a fixing frame 230;
The heating unit 210 includes a plurality of ceramic heating groups 211, and the plurality of ceramic heating groups 211 are arranged along a first preset direction (a direction indicated by an arrow a in fig. 1); each ceramic heating group 211 comprises a plurality of ceramic heating elements 212, and the plurality of ceramic heating elements 212 are arranged along a second preset direction (the direction indicated by an arrow B in FIG. 1), wherein the first preset direction is perpendicular to the second preset direction;
The electrode plate group 220 comprises a plurality of electrode plates 221, wherein the electrode plates 221 extend along a first preset direction, and the electrode plates 221 are sequentially arranged at intervals along a second preset direction; along the first preset direction, one electrode plate 221 is attached to both sides of any one ceramic heating element 212;
Along the first preset direction, both sides of each ceramic heating group 211 are supported by the fixing frame 230.
Referring to fig. 1 to 4, the heater assembly 200 operates according to the following principle:
The heater assembly 200 includes a heating unit 210, an electrode sheet set 220, and a fixing frame 230; the heating unit 210 includes a plurality of ceramic heating groups 211, and the plurality of ceramic heating groups 211 are all arranged along a first preset direction; each ceramic heating group 211 comprises a plurality of ceramic heating elements 212, the ceramic heating elements 212 are distributed along a second preset direction, and the first preset direction is perpendicular to the second preset direction; the electrode plate group 220 comprises a plurality of electrode plates 221, wherein the electrode plates 221 extend along a first preset direction, and the electrode plates 221 are sequentially arranged at intervals along a second preset direction; along the first preset direction, one electrode plate 221 is attached to both sides of any one ceramic heating element 212; along the first preset direction, both sides of each ceramic heating group 211 are supported by the fixing frame 230.
The heater assembly 200 includes a heating unit 210, an electrode sheet set 220, and a fixing frame 230; wherein the heating unit 210 includes a plurality of ceramic heating groups 211; the plurality of ceramic heating elements 212 are arranged in an array manner, so that a plurality of ceramic heating groups 211 which are arranged along the first preset direction can be formed; in order to facilitate the electrical connection with the external structure, when the plurality of ceramic heating elements 212 are arranged in an array manner, the electrode plates 221 are sequentially arranged at intervals along the second preset direction, and the plurality of electrode plates 221 are matched with the plurality of ceramic heating elements 212, so that two sides of any one ceramic heating element 212 are adhered with one electrode plate 221; in addition, on this basis, in order to improve the structural strength and the stability of use of the heater assembly 200, both sides of each ceramic heating group 211 are held against the fixing frame 230, and thus the plurality of ceramic heating groups 211 can be held against the fixing frame 230 in such a manner, thereby simplifying the structure of the heater assembly 200, simplifying the assembly steps of the heater assembly 200, and by such structural arrangement, the heating unit 210 can be brought into direct contact with the external structure, thereby reducing the number of heat transfer times and thermal resistance in such a manner, thereby improving the heat transfer efficiency and reducing the manufacturing cost.
Based on the above, referring to fig. 1 to 4, when the fixed frame 230 is configured, the fixed frame 230 includes a body 231, a first supporting rod 232 and a second supporting rod 233, the first supporting rod 232 and the second supporting rod 233 are connected to the body 231, and the first supporting rod 232 and the second supporting rod 233 extend along a first preset direction;
Along the first preset direction, the first supporting rod 232 and the second supporting rod 233 respectively support two sides of each ceramic heating group 211.
Therefore, by the arrangement mode, the first abutting rod 232 and the second abutting rod 233 are arranged at two sides of each ceramic heating group 211, so that the ceramic heating groups 211 can be clamped, and the installation and use stability of the plurality of ceramic heating elements 212 in each ceramic heating group 211 can be improved; in addition, the first supporting rod 232 and the second supporting rod 233 can be perpendicular to the main body 231, and the main body 231 is supported on one side of the adjacent ceramic heating group 211, so that the fixing frame 230 can be supported on three continuous sides of the heating unit 210 by the arrangement mode, and the installation stability of the fixing frame 230 is improved.
Further, referring to fig. 1-6, in the present embodiment, when the electrode plate 221 is configured, in order to avoid interference between the electrode plate 221 and the external structure when the heating unit 210 contacts with the external structure to perform heat exchange, the height of the electrode plate 221 is smaller than the height of the ceramic heating element 212 along the third predetermined direction (the direction indicated by the arrow C in fig. 1); the first preset direction, the second preset direction and the third preset direction are perpendicular to each other.
In addition, when the electrode plates 221 are configured, the upper and lower end surfaces of the electrode plates 221 and the upper and lower end surfaces of the ceramic heating elements 212 may be spaced along the third direction, and two insulating heat conducting strips 240 are configured on two sides of each ceramic heating element 212 along the first preset direction, and the insulating heat conducting strips 240 extend along the first preset direction and are arranged at intervals along the third preset direction so as to jointly define the first accommodating portion 201 for accommodating the electrode plates 221; thus, by the arrangement, each electrode plate 221 is provided with the insulating heat conducting strip 240 on the upper and lower end surfaces in the third direction, which has the function of improving the heat conducting efficiency and protecting the electrode plate 221; in addition, the overall structure of the heating unit 210 can be optimized, so that the heat conduction structure is simplified, and the manufacturing cost of the heating assembly is reduced.
It should be noted that, when the above-mentioned insulating heat conducting strip 240 is configured, the upper end surface and the lower end surface of the insulating heat conducting strip 240 and the ceramic heating element 212 may be flush, so as to avoid that a part of the insulating heat conducting strip 240 protrudes from the ceramic heating element 212, so that the butt joint and heat conduction between the heater assembly 200 and an external structure can be facilitated.
Further, referring to fig. 1 to 6, based on the above-mentioned configuration, in the present embodiment, when the fixing frame 230 is configured, the height of the fixing frame 230 is smaller than the height of the ceramic heating element 212 and larger than the height of the electrode plate 221 along the third preset direction. The purpose of this arrangement is to improve the connection stability between the heating unit 210 and the electrode sheet set 220, to avoid interference between the fixing frame 230 and the external structure, and to facilitate contact heat exchange with the external structure.
Meanwhile, referring to fig. 1 to 8, in the present embodiment, the heater assembly 200 further includes a plurality of fastening seal rings 250 on the basis of the fixing frame 230, and the plurality of fastening seal rings 250 are respectively sleeved on the heating unit 210 and the fixing frame 230. The fastening seal rings 250 are arranged at intervals along the first preset direction, and one fastening seal ring 250 is arranged between two adjacent ceramic heating groups 211.
Thus, by providing the tightening seal 250, the critical areas of the two ceramic heating groups 211 in two rows can be sealed, and the sealing performance can be improved, and since the tightening seal 250 is fitted over the outer circumferences of the heating unit 210 and the fixed frame 230, the connection stability between the heating unit 210 and the electrode sheet group 220 can be improved.
In addition, in order to simplify the installation of the fastening seal ring 250 and improve the installation fit between the heating unit 210 and the electrode plate set 220, two adjacent ceramic heating sets 211 are each formed with a second accommodating portion 202 at intervals along the first preset direction; the first supporting rod 232 and the second supporting rod 233 are provided with a plurality of first accommodating grooves 234 and second accommodating grooves 235, and each of the first accommodating groove 234 and the second accommodating groove 235 is correspondingly communicated with one second accommodating part 202; each fastening seal 250 is correspondingly matched with one of the first accommodating groove 234, the second accommodating groove 235 and the second accommodating part 202.
Based on the above, referring to fig. 1 to 8, the present embodiment further provides a PTC heater, which includes the heater assembly 200 described above. The PTC heater can reduce the use cost and improve the heat exchange efficiency by adopting the heater assembly 200 described above.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. A heater assembly, characterized by:
the heater assembly comprises a heating unit, an electrode slice group and a fixed frame body;
The heating unit comprises a plurality of ceramic heating groups, and the ceramic heating groups are all distributed along a first preset direction; each ceramic heating group comprises a plurality of ceramic heating pieces, the ceramic heating pieces are distributed along a second preset direction, and the first preset direction is perpendicular to the second preset direction;
The electrode plate group comprises a plurality of electrode plates, the electrode plates extend along the first preset direction, and the electrode plates are sequentially arranged at intervals along the second preset direction; one electrode plate is attached to two sides of any one ceramic heating piece along the first preset direction;
Along the first preset direction, two sides of each ceramic heating group are propped against the fixed frame body.
2. The heater assembly of claim 1, wherein:
The fixed frame body comprises a body, a first supporting rod and a second supporting rod, wherein the first supporting rod and the second supporting rod are connected with the body, and the first supporting rod and the second supporting rod extend along the first preset direction;
Along the first preset direction, the first propping rod and the second propping rod respectively prop against two sides of each ceramic heating group.
3. The heater assembly of claim 2, wherein:
The first propping rod and the second propping rod are perpendicular to the body, and the body is propped against one side of the adjacent ceramic heating group.
4. The heater assembly of claim 2, wherein:
the height of the electrode plate is smaller than the height of the ceramic heating element along a third preset direction; the first preset direction, the second preset direction and the third preset direction are perpendicular to each other.
5. The heater assembly of claim 4, wherein:
two insulating heat conducting strips are arranged on two sides of each ceramic heating piece along the first preset direction, extend along the first preset direction and are arranged at intervals along the third preset direction so as to jointly define and accommodate the first electrode slice accommodating part.
6. The heater assembly of claim 4, wherein:
And along the third preset direction, the height of the fixed frame body is smaller than that of the ceramic heating piece and larger than that of the electrode plate.
7. The heater assembly of claim 6, wherein:
The heater assembly further comprises a plurality of fastening sealing rings, and the fastening sealing rings are sleeved on the periphery of the heating unit and the periphery of the fixed frame body.
8. The heater assembly of claim 7, wherein:
The fastening sealing rings are arranged at intervals along the first preset direction, and one fastening sealing ring is arranged between every two adjacent ceramic heating groups.
9. The heater assembly of claim 8, wherein:
Along the first preset direction, two adjacent ceramic heating groups are all formed with a second accommodating part at intervals; the first supporting rod and the second supporting rod are provided with a plurality of first accommodating grooves and second accommodating grooves, and each of the first accommodating grooves and the second accommodating grooves is correspondingly communicated with one of the second accommodating parts;
Each fastening sealing ring is correspondingly matched with one of the first accommodating groove, the second accommodating groove and the second accommodating part.
10. A PTC heater characterized in that:
The PTC heater comprises a heater assembly as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323051219.8U CN221409149U (en) | 2023-11-10 | 2023-11-10 | Heater assembly and PTC heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323051219.8U CN221409149U (en) | 2023-11-10 | 2023-11-10 | Heater assembly and PTC heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221409149U true CN221409149U (en) | 2024-07-23 |
Family
ID=91918720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323051219.8U Active CN221409149U (en) | 2023-11-10 | 2023-11-10 | Heater assembly and PTC heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221409149U (en) |
-
2023
- 2023-11-10 CN CN202323051219.8U patent/CN221409149U/en active Active
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