CN212257332U - High-pressure-resistant thermal fuse - Google Patents
High-pressure-resistant thermal fuse Download PDFInfo
- Publication number
- CN212257332U CN212257332U CN202021419370.6U CN202021419370U CN212257332U CN 212257332 U CN212257332 U CN 212257332U CN 202021419370 U CN202021419370 U CN 202021419370U CN 212257332 U CN212257332 U CN 212257332U
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- thermal fuse
- guide
- electrifying
- fixedly connected
- high pressure
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Abstract
The utility model discloses a high pressure resistant thermal link, including separating the temperature casing, the inboard that separates the temperature casing is provided with the thermal link, the inboard intermediate position fixedly connected with insulating support that separates the temperature casing, the both ends of thermal link all are provided with the circular telegram guide vane. The utility model discloses in, screw on the connection stabilizer blade is aimed at through the screw makes and is fixed inside electrical apparatus together with the thermal link on the temperature-isolating casing, after that according to the concrete position of series conductor on the electrical apparatus, adjust the position of connecting the guide piece on the circular telegram guide piece through twisting second fixing bolt, make first clamping piece and second clamping piece fully contact with the conductor on the electrical apparatus under first circular telegram spring and second circular telegram spring's elastic action respectively, in order to guarantee whole series circuit's route, in daily use, the heat that electrical apparatus produced is isolated by the temperature-isolating casing in a large number, so that the heat that transmits to the thermal link through insulating support reduces greatly, thereby be convenient for promote the life of thermal link.
Description
Technical Field
The utility model relates to a thermal link technical field especially relates to a high pressure resistant thermal link.
Background
The thermal fuse link is a non-resettable disposable thermosensitive protection device, has low-melting-point alloy type RH, RF and RS series and organic chemical type RY series, has exquisite product appearance structure, good sealing property, sensitive and reliable action temperature, small current impact influence and vibration resistance, and is mainly applied to the overheat protection of household appliances and industrial equipment;
at present, the thermal fuse link used in the high-temperature heating household appliances such as the existing electric cooker, the existing electric kettle and the like is easily influenced by heat generated when the electric appliance is heated in the daily use process of the electric appliances, the heat resistance of the electric cooker is greatly reduced over time, and the electric cooker is easily fused when the temperature is lower than the preset temperature.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high-pressure resistant thermal link.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-pressure resistant thermal fuse link comprises a thermal insulation shell, a thermal fuse link is arranged on the inner side of the thermal insulation shell, the middle position of the inner side of the heat insulation shell is fixedly connected with an insulation bracket, both ends of the thermal fuse link are provided with electrifying guide sheets, and two ends of the insulating support are respectively embedded and connected with the electrified conducting pieces, one end of each electrified conducting piece, which is far away from the thermal fuse link, is provided with a connecting conducting piece, the inner sides of one ends of the two connecting conducting pieces, which are far away from the electrified conducting pieces, are respectively provided with a first clamping piece and a second clamping piece, the first clamping piece and the second clamping piece are respectively embedded with the two edges of the connecting guide piece, the inner side walls of the two first clamping pieces are fixedly connected with a first electrifying spring, and the first electrified spring is fixedly connected with the connecting guide piece, the inner side walls of the two second clamping pieces are fixedly connected with a second electrified spring, and the second electrified spring is fixedly connected with the connecting guide piece.
As a further description of the above technical solution:
two the locating hole has all been seted up to connection guide card, first clamping piece and second clamping piece correspondence.
As a further description of the above technical solution:
the insulating support and the electrified conducting strip are in threaded connection with a first fixing bolt.
As a further description of the above technical solution:
and the two connecting guide pieces are in threaded connection with second fixing bolts, and the second fixing bolts are in threaded connection with the electrified guide pieces.
As a further description of the above technical solution:
the edge of the top side and the bottom side of the outer surface of the heat insulation shell is provided with a connecting support leg, and the outer surface of the connecting support legs is provided with a plurality of screw holes.
As a further description of the above technical solution:
the heat insulation shell, the insulation support and the connecting support legs are all made of high-temperature-resistant ceramics.
The utility model discloses following beneficial effect has:
this high pressure resistant thermal link, through the screw on the screw alignment connection stabilizer blade make separate on the temperature casing with the thermal link fixed inside electrical apparatus, specific position according to series conductor on the electrical apparatus is followed, adjust the position of connecting the guide vane on the circular telegram guide vane through twisting second fixing bolt, make first clamping piece and second clamping piece fully contact with the conductor on the electrical apparatus under first circular telegram spring and second circular telegram spring's elastic action respectively, in order to guarantee whole series circuit's route, it fixes together to twist the bolt so that the connection guide vane can be stable with the conductor on the electrical apparatus in the locating hole after that, in daily use, the heat that electrical apparatus produced is isolated by separating the temperature casing in a large number, so that the heat that transmits to the thermal link through insulating support reduces greatly, thereby be convenient for promote the life of thermal link.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is an enlarged schematic view of the position a of the present invention.
Illustration of the drawings: 1. a heat-insulating shell; 2. a thermal fuse; 3. a conducting strip; 4. an insulating support; 5. a first fixing bolt; 6. connecting the guide sheet; 7. a second fixing bolt; 8. a first clip piece; 9. a first energizing spring; 10. a second clip; 11. a second energizing spring; 12. positioning holes; 13. connecting support legs; 14. and a screw hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a high-voltage-resistant thermal link comprises a thermal insulation shell 1, a thermal link 2 is arranged on the inner side of the thermal insulation shell 1, an insulating support 4 is fixedly connected to the middle position of the inner side of the thermal insulation shell 1, energizing guide pieces 3 are arranged at two ends of the thermal link 2, two ends of the insulating support 4 are respectively connected with the energizing guide pieces 3 in an embedding manner, connecting guide pieces 6 are arranged at one ends of the two energizing guide pieces 3 far away from the thermal link 2, a first clamping piece 8 and a second clamping piece 10 are respectively arranged at the inner sides of one ends of the two connecting guide pieces 6 far away from the energizing guide pieces 3, the first clamping piece 8 and the second clamping piece 10 are respectively embedded with two edges of the connecting guide pieces 6, a first energizing spring 9 is fixedly connected to the inner side walls of the two first clamping pieces 8, the first energizing spring 9 is fixedly connected with the connecting guide pieces 6, a second energizing spring 11 is fixedly connected to the inner side walls of the two second clamping pieces 10, and the second electrifying spring 11 is fixedly connected with the connecting guide vane 6.
The two connecting guide pieces 6, the first clamping piece 8 and the second clamping piece 10 are correspondingly provided with positioning holes 12, so that the connecting guide pieces 6, the first clamping piece 8 and the second clamping piece 10 can be conveniently installed on a metal contact of an electric appliance through bolts; the insulating support 4 and the electrified conducting strip 3 are in threaded connection with a first fixing bolt 5 together, so that the reinforcing thermal fuse link 2 is fixed on the insulating support 4 conveniently; the two connecting guide vanes 6 are both in threaded connection with a second fixing bolt 7, and the second fixing bolt 7 is in threaded connection with the electrified guide vane 3, so that the position of the connecting guide vane 6 on the electrified guide vane 3 can be conveniently adjusted; connecting support legs 13 are arranged at the edges of the top side and the bottom side of the outer surface of the heat insulation shell 1, and screw holes 14 are formed in the outer surfaces of the connecting support legs 13, so that the device can be conveniently and integrally installed in an electric appliance; the heat insulation shell 1, the insulating support 4 and the connecting support legs 13 are all made of high-temperature-resistant ceramics, so that the whole device is prevented from being burnt out or deformed due to high temperature.
The working principle is as follows: when a high-pressure resistant thermal fuse link is used, the thermal insulation shell 1 together with the thermal fuse link 2 is fixed inside the electrical appliance by aligning screws with screw holes 14 on the connecting support legs 13, then, according to the specific position of the series conductor on the electric appliance, the position of the connecting guide sheet 6 on the electrifying guide sheet 3 is adjusted by screwing the second fixing bolt 7, so that the first clamping sheet 8 and the second clamping sheet 10 are respectively in full contact with the conductor on the electric appliance under the elastic action of the first electrifying spring 9 and the second electrifying spring 11 to ensure the passage of the whole series circuit, then, a bolt is screwed into the positioning hole 12 to stably fix the connecting guide piece 6 with the conductor of the electric appliance, in the daily use, the heat that the electrical apparatus produced is isolated by insulating casing 1 in a large number to the heat that transmits to thermal link 2 through insulating support 4 significantly reduces, thereby is convenient for promote the life of thermal link 2.
Claims (6)
1. The utility model provides a high pressure resistant thermal link, includes thermal-insulated casing (1), its characterized in that: the heat insulation device is characterized in that a thermal fuse body (2) is arranged on the inner side of the heat insulation shell (1), an insulating support (4) is fixedly connected to the middle position of the inner side of the heat insulation shell (1), two ends of the thermal fuse body (2) are respectively provided with an electrifying guide sheet (3), two ends of the insulating support (4) are respectively connected with the electrifying guide sheets (3) in an embedded manner, one ends of the electrifying guide sheets (3) far away from the thermal fuse body (2) are respectively provided with a connecting guide sheet (6), the inner sides of the ends of the connecting guide sheets (6) far away from the electrifying guide sheets (3) are respectively provided with a first clamping sheet (8) and a second clamping sheet (10), the first clamping sheet (8) and the second clamping sheet (10) are respectively embedded with two measuring edges of the connecting guide sheets (6), the inner side walls of the first clamping sheet (8) are respectively and fixedly connected with a first electrifying spring (9), and the first electrifying spring (9) is fixedly connected with the connecting, the inner side wall of the second clamping piece (10) is fixedly connected with a second electrifying spring (11), and the second electrifying spring (11) is fixedly connected with the connecting guide piece (6).
2. A high pressure resistant thermal fuse link as claimed in claim 1, wherein: two the locating holes (12) are correspondingly arranged on the connecting guide sheet (6), the first clamping sheet (8) and the second clamping sheet (10).
3. A high pressure resistant thermal fuse link as claimed in claim 1, wherein: the insulating support (4) and the electrified conducting sheet (3) are in threaded connection with a first fixing bolt (5) together.
4. A high pressure resistant thermal fuse link as claimed in claim 1, wherein: two connect equal threaded connection of guide vane (6) has second fixing bolt (7), and threaded connection between second fixing bolt (7) and circular telegram guide vane (3).
5. A high pressure resistant thermal fuse link as claimed in claim 1, wherein: the edge of the top side and the bottom side of the outer surface of the heat insulation shell (1) is provided with a connecting support leg (13), and the outer surface of the connecting support leg (13) is provided with a plurality of screw holes (14).
6. A high pressure resistant thermal fuse link as claimed in claim 1, wherein: the heat insulation shell (1), the insulating support (4) and the connecting support leg (13) are all made of high-temperature-resistant ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021419370.6U CN212257332U (en) | 2020-07-18 | 2020-07-18 | High-pressure-resistant thermal fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021419370.6U CN212257332U (en) | 2020-07-18 | 2020-07-18 | High-pressure-resistant thermal fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212257332U true CN212257332U (en) | 2020-12-29 |
Family
ID=73980272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021419370.6U Active CN212257332U (en) | 2020-07-18 | 2020-07-18 | High-pressure-resistant thermal fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212257332U (en) |
-
2020
- 2020-07-18 CN CN202021419370.6U patent/CN212257332U/en active Active
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