CN210928022U - Riveting formula piece that generates heat - Google Patents
Riveting formula piece that generates heat Download PDFInfo
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- CN210928022U CN210928022U CN201921559327.7U CN201921559327U CN210928022U CN 210928022 U CN210928022 U CN 210928022U CN 201921559327 U CN201921559327 U CN 201921559327U CN 210928022 U CN210928022 U CN 210928022U
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Abstract
The utility model relates to a riveting type heating sheet, which comprises a first heating sheet and a second heating sheet, wherein a supporting body is arranged between the first heating sheet and the second heating sheet, one end of the supporting body is connected with the first heating sheet, and the second heating sheet is connected with the other end of the supporting body; and riveting structures are arranged at the two ends of the first heating sheet and the second heating sheet. The utility model provides a riveting formula piece that generates heat can realize automatic installation with the help of riveting tool, and efficient and qualification rate is high.
Description
Technical Field
The utility model belongs to the technical field of hot protector accessory, concretely relates to riveting formula piece that generates heat.
Background
The thermal protector is a commonly used circuit protection element, and a patent document with the application number of 201910427597.0 discloses a thermal protector with better performance, wherein a circuit formed by a fixed contact and a movable contact is connected in parallel with a thermal protector of a series circuit formed by thermal sensitive ceramics and a resistance wire.
In production, the resistance wire is put inside the product one by one after using artifical cutting, accomplishes the protector product inside through the manual work, and this kind of mode has following problem:
1. the manual installation efficiency is low, and the quality of the produced products is different and the product qualification rate is low due to different manual and technical levels;
2. after the resistance wires are welded on the two bottom plates, the two bottom plates are easy to be twisted and deformed relatively when the bottom plates are connected with the shell, so that great trouble is caused to the installation work of the bottom plates, especially for small and miniature thermal protectors, the space structure is limited, once the two bottom plates are twisted and deformed relatively, the installation is difficult, and therefore the automatic installation cannot be realized.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model provides a riveting formula of solving above-mentioned technical problem generates heat piece.
In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:
a riveting type heating sheet comprises a first heating sheet and a second heating sheet, wherein a support body is arranged between the first heating sheet and the second heating sheet, one end of the support body is connected with the first heating sheet, and the second heating sheet is connected with the other end of the support body; and riveting structures are arranged at the two ends of the first heating sheet and the second heating sheet.
Preferably, the first heating sheet and the second heating sheet are arranged in parallel; the support body is perpendicular to the first heating sheet and the second heating sheet, and the first heating sheet and the second heating sheet are connected into a whole to form an I-shaped structure.
Preferably, the first heating sheet and the second heating sheet are crossed and integrated, and the support body is formed at the connecting position.
Preferably, the riveting structure is a riveting hole.
Preferably, a plurality of fracture marks are circumferentially arranged on the inner side of the riveting hole.
Preferably, the riveted structure is a riveting column.
Preferably, the front end of the riveting structure is a spherical surface protruding forwards, an opening penetrating through two sides of the spherical surface is arranged in the middle of the front end of the riveting structure, guide parts are symmetrically arranged on two sides of the opening, each guide part comprises a first arc connected with the front end of the spherical surface, a second arc connected with the side wall of the opening and a third arc connecting the first arc and the second arc, the arc surfaces of the first arc and the second arc protrude outwards, and the arc surface of the third arc protrudes inwards; the first arc is positioned on the outer side of the spherical surface, the guide parts are positioned on the inner side of the opening, and a space is reserved between the two guide parts.
Preferably, the opening is rectangular in shape.
Preferably, the spherical shape of the front end of the riveted structure is replaced by a truncated cone shape with a smaller diameter of the front end than the rear end, the rear end of the truncated cone shape being flush with the bottom end of the opening.
The utility model provides a riveting formula piece that generates heat, before the use, with two bottom plates in order to set up with riveting structure complex structure to can be convenient after fixing two bottom plates with should generate heat the piece riveting to two bottom plates on, this structure can realize automatic installation with the help of riveting tool, efficient and the qualification rate is high.
Drawings
Fig. 1 is a schematic view showing a structure of a caulking-type heat generating sheet of embodiment 1;
fig. 2 shows a schematic structural view of a staking hole of embodiment 1;
fig. 3 is a schematic view showing a structure of a caulking-type heat generating sheet of embodiment 2;
fig. 4 shows one of the structural diagrams of a rivet post of embodiment 2;
FIG. 5 is a schematic view showing a structure of a guide part of embodiment 2;
fig. 6 shows a second schematic structural view of a rivet column of example 2;
the labels in the figure are: the riveting device comprises a first heating sheet 5, a second heating sheet 6, a support body 7, a riveting hole 8, a fracture 8-1, a riveting column 9, an opening 9-1, a guide part 9-2, a first arc 9-3, a third arc 9-4 and a second arc 9-5.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: referring to fig. 1, the present embodiment provides a riveting type heat generating sheet, including a first heat generating sheet 5 and a second heat generating sheet 6, where the first heat generating sheet and the second heat generating sheet are arranged in parallel; a supporting body 7 is arranged between the first heating piece and the second heating piece, the supporting body is perpendicular to the first heating piece and the second heating piece, the first heating piece and the second heating piece are connected into a whole to form an I-shaped structure, and riveting structures are arranged at two ends of the first heating piece and the second heating piece.
This structure, before the use, with two bottom plates in order to set up with riveted structure complex structure to can be convenient after fixing two bottom plates with should generate heat the piece riveting to two bottom plates on, this structure can realize automatic installation with the help of riveting tool, efficient and the qualification rate is high.
During riveting, can directly rivet behind two bottom plates and the equipment of thermal protector shell, also can adorn two bottom plates and will generate heat the piece after riveting again with the equipment of thermal protector shell on the mould, no matter how to assemble, first piece and the second piece that generates heat support each other through the supporter, can not warp, are favorable to automatic installation.
As an embodiment, referring to fig. 2, the riveting structure is a riveting hole 8, a plurality of fracture marks 8-1 are circumferentially arranged on the inner side of the riveting hole, and by circumferentially arranging a plurality of fracture marks on the riveting hole, the requirement on the manufacturing accuracy of the riveting columns on the two bottom plates can be reduced or the manufacturing accuracy of the riveting hole can be reduced: when the diameter of the riveting column is larger than that of the riveting hole, the riveting column cannot easily pass through the riveting hole, the multiple fracture marks are stressed and spread, the diameter of the riveting hole is increased, the riveting column can conveniently pass through the riveting hole, and the fracture marks cannot be spread when the manufactured riveting hole and the manufactured riveting column are appropriate.
Example 2: referring to fig. 3, the present embodiment provides a riveting type heat generating sheet, including a first heat generating sheet 5 and a second heat generating sheet 6, where the first heat generating sheet and the second heat generating sheet are arranged in parallel; a support body 7 is arranged between the first heating piece and the second heating piece, the first heating piece and the second heating piece are crossed and integrated, the support body is formed at the connecting position, and riveting structures are arranged at the two ends of the first heating piece and the second heating piece.
This structure, before the use, with two bottom plates in order to set up with riveted structure complex structure to can be convenient after fixing two bottom plates with should generate heat the piece riveting to two bottom plates on, this structure can realize automatic installation with the help of riveting tool, efficient and the qualification rate is high.
During riveting, can directly rivet behind two bottom plates and the equipment of thermal protector shell, also can adorn two bottom plates and will generate heat the piece after riveting again with the equipment of thermal protector shell on the mould, no matter how the equipment, first piece and the second piece that generates heat form two triangle-shaped structures and support each other, can not warp, are favorable to automatic installation.
As an embodiment, referring to fig. 4 and 5, the riveting structure is a riveting column 9, the front end of the riveting structure (the end which is contacted with the structure matched with the riveting structure firstly) is a spherical surface protruding forwards, an opening 9-1 penetrating through two sides of the spherical surface is arranged in the middle position of the front end of the riveting structure, the opening is rectangular in shape, two sides of the opening are symmetrically provided with guide parts 9-2, the guide parts comprise a first circular arc 9-3 connected with the front end of the spherical surface, a second circular arc 9-5 connected with the side wall of the opening and a third circular arc 9-4 connecting the first circular arc and the second circular arc, the cambered surfaces of the first circular arc and the second circular arc protrude outwards, the cambered surface of the third circular arc protrudes inwards, the first circular arc is positioned at the outer side of the spherical surface, and the guide part is positioned at the inner side of the opening, and a space is reserved between the two guide parts.
According to the structure, when riveting is carried out, the guide parts firstly penetrate through the riveting hole of the bottom plate, when the riveting hole at the front end of the riveting column is extruded, the opening contracts towards the inner side, so that the front end of the riveting column can penetrate through the riveting hole on the bottom plate, after the front end of the riveting column penetrates through the riveting hole, the opening recovers to the original state, external force is applied to the front end of the riveting column, the two guide parts bend towards the inner side and then support each other, the opening expands towards the outer side, riveting is firmer, and the whole front end of the riveting column also expands towards the outer side during riveting.
The depth of the opening can be set to be slightly deeper, so that the diameter of the riveting hole is not made very accurately and is slightly smaller than that of the riveting hole, and therefore, although the riveting column cannot completely penetrate through the riveting hole, the riveting column can be firmly riveted due to the fact that the opening is expanded outwards and the whole front end of the riveting column is also expanded outwards.
As a modification, referring to fig. 6, the front end of the riveting post may also be a truncated cone with a diameter smaller than the diameter of the rear end, and the rear end of the truncated cone is flush with the bottom end of the opening, so that the riveting firmness can be ensured for the case where the diameter of the riveting hole is smaller than the diameter of the riveting post.
The caulking structures in embodiments 1 and 2 described above can be used in common.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A riveted heating sheet is characterized by comprising a first heating sheet (5) and a second heating sheet (6), wherein a support body (7) is arranged between the first heating sheet and the second heating sheet, one end of the support body (7) is connected with the first heating sheet, and the second heating sheet is connected with the other end of the support body;
and riveting structures are arranged at the two ends of the first heating sheet and the second heating sheet.
2. A riveted heat generating sheet according to claim 1, wherein the first heat generating sheet and the second heat generating sheet are arranged in parallel;
the support body is perpendicular to the first heating sheet and the second heating sheet, and the first heating sheet and the second heating sheet are connected into a whole to form an I-shaped structure.
3. A riveting heat generating sheet according to claim 1, wherein the first heat generating sheet and the second heat generating sheet are provided in a single body in a crossing manner, and the support body is formed at a connecting position.
4. A riveted heat generating patch according to any one of claims 1 to 3, characterized in that the riveted structure is a riveting hole (8).
5. A riveted heating element according to claim 4, wherein a plurality of fracture marks (8-1) are circumferentially arranged on the inner side of the riveting hole.
6. A riveted heat generating patch according to any one of claims 1 to 3, characterized in that the riveted structure is a riveting column (9).
7. A riveted heating element according to claim 6, wherein the front end of the riveted structure is a spherical surface protruding forwards, an opening (9-1) penetrating through two sides of the spherical surface is arranged in the middle of the front end of the riveted structure, guide parts (9-2) are symmetrically arranged on two sides of the opening, each guide part comprises a first arc (9-3) connected with the front end of the spherical surface, a second arc (9-5) connected with the side wall of the opening and a third arc (9-4) connecting the first arc and the second arc, the arc surfaces of the first arc and the second arc protrude outwards, and the arc surface of the third arc protrudes inwards;
the first arc is positioned on the outer side of the spherical surface, the guide parts are positioned on the inner side of the opening, and a space is reserved between the two guide parts.
8. A riveted heat-generating sheet according to claim 7, wherein the opening is rectangular in shape.
9. A riveted heat-generating sheet according to claim 8, wherein the spherical shape of the front end of the riveted structure is replaced with a truncated cone shape having a smaller diameter of the front end than that of the rear end, the rear end of the truncated cone shape being flush with the bottom end of the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921559327.7U CN210928022U (en) | 2019-09-18 | 2019-09-18 | Riveting formula piece that generates heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921559327.7U CN210928022U (en) | 2019-09-18 | 2019-09-18 | Riveting formula piece that generates heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210928022U true CN210928022U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921559327.7U Active CN210928022U (en) | 2019-09-18 | 2019-09-18 | Riveting formula piece that generates heat |
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| Country | Link |
|---|---|
| CN (1) | CN210928022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110536493A (en) * | 2019-09-18 | 2019-12-03 | 扬州宝珠电器有限公司 | A kind of riveted type fever tablet |
-
2019
- 2019-09-18 CN CN201921559327.7U patent/CN210928022U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110536493A (en) * | 2019-09-18 | 2019-12-03 | 扬州宝珠电器有限公司 | A kind of riveted type fever tablet |
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