CN110620025A - Cylindrical alarm type low-pressure thermal fuse - Google Patents
Cylindrical alarm type low-pressure thermal fuse Download PDFInfo
- Publication number
- CN110620025A CN110620025A CN201910895416.7A CN201910895416A CN110620025A CN 110620025 A CN110620025 A CN 110620025A CN 201910895416 A CN201910895416 A CN 201910895416A CN 110620025 A CN110620025 A CN 110620025A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- thermal fuse
- pressure thermal
- type low
- metal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/0013—Means for preventing damage, e.g. by ambient influences to the fuse
- H01H85/0017—Means for preventing damage, e.g. by ambient influences to the fuse due to vibration or other mechanical forces, e.g. centrifugal forces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/22—Intermediate or auxiliary parts for carrying, holding, or retaining fuse, co-operating with base or fixed holder, and removable therefrom for renewing the fuse
Abstract
The invention discloses a cylindrical alarm type low-voltage thermal link, which relates to the technical field of thermal links and comprises a metal pipe body, wherein two ends of the metal pipe body are fixedly connected with an outer sleeve shell, the middle part of one side of the outer sleeve shell is fixedly connected with a wear-resistant sleeve body, the inner surface of the outer sleeve shell is fixedly connected with an insulating filler, two ends of the inner surface of the metal pipe body are fixedly connected with metal pins, and one side of each metal pin is fixedly connected with a circular partition plate. The invention can ensure the safety of the thermal fuse wire through the wear-resistant sleeve body and the insulating filler, prevent the thermal fuse wire from being damaged due to external extrusion force, increase the safety of the thermal fuse wire, ensure the connection conduction of the thermal fuse body through the thermal fuse wire, and reduce the influence of external extrusion, shaking and collision on the thermal fuse body through the circular partition plate and the damping spring.
Description
Technical Field
The invention relates to the technical field of thermal fuses, in particular to a cylindrical alarm type low-pressure thermal fuse.
Background
The temperature fuse (thermal fuse) is a non-resettable disposable thermal protection device, has low-melting-point alloy RH, RF, RS series and organic chemical RY series, has exquisite product appearance structure, good sealing performance, 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 (such as electric fans, motors, transformers, electric cookers, electric frying pans, disinfection cabinets, electric heating water bottles and the like). The temperature fuse is connected in series in the equipment line, and when the temperature rises to a set protection value due to abnormal work of the equipment, the temperature fuse acts to cut off the circuit, so that safety accidents are prevented. However, the conventional thermal links are easily damaged by external pressure, shaking, and collision.
Therefore, it is necessary to provide a cylindrical alarm low-voltage thermal fuse to solve the above problems.
Disclosure of Invention
The invention aims to provide a cylindrical alarm type low-pressure thermal link, which aims to solve the problem that the thermal link provided in the background art is easily damaged due to external extrusion, shaking and collision.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a drum type warning formula low pressure thermal link, includes the metal body, the equal fixedly connected with overcoat casing in both ends of metal body, the wear-resisting cover body of one side middle part fixedly connected with of overcoat casing, the internal surface fixedly connected with insulating filler of overcoat casing, the equal fixedly connected with metal pin in internal surface both ends of metal body, one side fixedly connected with circular baffle of metal pin, a plurality of damping springs of circular baffle's external surface fixedly connected with, circular baffle's internal surface fixedly connected with insulating rubber.
Optionally, an organic temperature sensing body is fixedly connected to one side of the metal pin;
one side of the temperature sensing body of the machine body is fixedly connected with a copper sheet.
Optionally, one side of the copper sheet is fixedly connected with a thick spring;
and one side of the copper sheet is fixedly connected with an inner insulating sleeve.
Optionally, the thick spring is positioned inside the inner insulating sleeve;
the thick spring, the inner insulating sleeve and the copper sheet are all located inside the insulating rubber.
Optionally, the other side of the metal pin is fixedly connected with a thermal fuse;
the wear-resistant sleeve body and the insulating filler are fixedly connected with the thermal fuse wire.
Optionally, the plurality of damping springs are arranged at equal intervals from left to right;
the inner surface of the metal pipe body is fixedly connected with the damping spring.
The invention has the technical effects and advantages that:
1. according to the invention, the safety of the thermal fuse wire can be ensured through the wear-resistant sleeve body and the insulating filler, the thermal fuse wire is prevented from being damaged due to external extrusion force, the safety of the thermal fuse wire is improved, the connection conduction of the thermal fuse body can be ensured through the thermal fuse wire, the influence of external extrusion, shaking and collision on the thermal fuse body can be reduced through the circular partition plate and the damping spring, the safety of the thermal fuse body is improved, the influence of overlarge force on the circular partition plate on the internal structure of the thermal fuse body can be prevented through the insulating rubber, the safety of the thick spring can be ensured through the inner insulating sleeve, and meanwhile, the influence of the thick spring on other structures can also be prevented.
Drawings
FIG. 1 is a schematic view of the interior of the structure of the present invention.
FIG. 2 is a schematic front view of the structure of the present invention.
In the figure: 1. a metal pipe body; 2. a jacket shell; 3. a wear-resistant sleeve body; 4. an insulating filler; 5. a metal pin; 6. a circular separator plate; 7. a damping spring; 8. an insulating rubber; 9. an organic temperature-sensitive body; 10. a copper sheet; 11. a coarse spring; 12. an inner insulating sleeve; 13. and (4) thermally fusing the filaments.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The invention provides a cylindrical alarm type low-voltage thermal fuse link as shown in figures 1-2, which comprises a metal pipe body 1, wherein two ends of the metal pipe body 1 are fixedly connected with an outer sleeve shell 2, the middle part of one side of the outer sleeve shell 2 is fixedly connected with a wear-resistant sleeve body 3, the inner surface of the outer sleeve shell 2 is fixedly connected with an insulating filler 4, two ends of the inner surface of the metal pipe body 1 are fixedly connected with metal pins 5, the other side of the metal pins 5 is fixedly connected with a thermal fuse wire 13, the safety of the thermal fuse wire 13 can be ensured through the wear-resistant sleeve body 3 and the insulating filler 4, the thermal fuse wire 13 is prevented from being damaged due to external extrusion force, the safety of the thermal fuse wire 13 is improved, the connection conduction of the thermal fuse link can be ensured through the thermal fuse wire 13, one side of the metal pins 5 is fixedly connected with a circular partition plate 6, the outer surface of the circular partition plate 6 is fixedly connected, can reduce external extrusion through circular baffle 6 and damping spring 7, rock and collide the influence to the thermal link, the security of thermal link has been increased, the internal surface fixedly connected with insulating rubber 8 of circular baffle 6, can prevent through insulating rubber 8 that the power that circular baffle 6 received from leading to the fact the influence to the thermal link inner structure too greatly, one side fixedly connected with organic matter temperature sensing body 9 of metal pin 5, one side fixedly connected with copper sheet 10 of machine thing temperature sensing body 9, one side fixedly connected with thick spring 11 of copper sheet 10, insulating cover 12 in one side fixedly connected with of copper sheet 10, can guarantee the safety of thick spring 11 through insulating cover 12, also can prevent that thick spring 11 from leading to the fact the influence to other structures simultaneously.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
This practical theory of operation: run through wear-resisting cover body 3 and insulating filler 4 with hot fuse 13 and with metal pin 5 fixed connection, guarantee the normal use of low pressure hot-melt link, when tubular metal resonator 1 received external pressure and vibrations, tubular metal resonator 1 will extrude damping spring 7, make damping spring 7 compression produce elasticity, the safety of low pressure hot-melt link is guaranteed to elasticity through damping spring 7, when external pressure was too big simultaneously, circular baffle 6 will block pressure, simultaneously insulating rubber 8 will block vibrations.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a cylinder type warning formula low pressure thermal link, includes metal pipe body (1), its characterized in that: the equal fixedly connected with overcoat casing in both ends (2) of tubular metal resonator (1), the wear-resisting cover body of one side middle part fixedly connected with (3) of overcoat casing (2), the internal surface fixedly connected with insulating filler (4) of overcoat casing (2), the equal fixedly connected with metal pin (5) in internal surface both ends of tubular metal resonator (1), one side fixedly connected with circular baffle (6) of metal pin (5), the external fixed surface of circular baffle (6) is connected with a plurality of damping spring (7), the internal surface fixedly connected with insulating rubber (8) of circular baffle (6).
2. A cylindrical alarm type low-pressure thermal fuse link as claimed in claim 1, wherein:
one side of the metal pin (5) is fixedly connected with an organic temperature sensing body (9);
one side of the organic temperature-sensing body (9) is fixedly connected with a copper sheet (10).
3. A cylindrical alarm type low-pressure thermal fuse link as claimed in claim 2, wherein:
one side of the copper sheet (10) is fixedly connected with a coarse spring (11);
one side of the copper sheet (10) is fixedly connected with an inner insulating sleeve (12).
4. A cylindrical alarm low-pressure thermal fuse link as claimed in claim 3, wherein:
the thick spring (11) is positioned inside the inner insulating sleeve (12);
the thick spring (11), the inner insulating sleeve (12) and the copper sheet (10) are all positioned in the insulating rubber (8).
5. A cylindrical alarm type low-pressure thermal fuse link as claimed in claim 1, wherein:
the other side of the metal pin (5) is fixedly connected with a thermal fuse wire (13);
the wear-resistant sleeve body (3) and the insulating filler (4) are fixedly connected with the thermal fuse wire (13).
6. A cylindrical alarm type low-pressure thermal fuse link as claimed in claim 1, wherein:
the damping springs (7) are arranged at equal intervals from left to right;
the inner surface of the metal pipe body (1) is fixedly connected with the damping spring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910895416.7A CN110620025A (en) | 2019-09-21 | 2019-09-21 | Cylindrical alarm type low-pressure thermal fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910895416.7A CN110620025A (en) | 2019-09-21 | 2019-09-21 | Cylindrical alarm type low-pressure thermal fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110620025A true CN110620025A (en) | 2019-12-27 |
Family
ID=68923880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910895416.7A Pending CN110620025A (en) | 2019-09-21 | 2019-09-21 | Cylindrical alarm type low-pressure thermal fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110620025A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2385431Y (en) * | 1999-07-15 | 2000-06-28 | 中山市升平热保护器实业公司 | Heat fuse |
| CN1647224A (en) * | 2002-04-24 | 2005-07-27 | 恩益禧肖特电子零件有限公司 | Temperature sensing material type thermal fuse |
| CN101552155A (en) * | 2008-04-02 | 2009-10-07 | 恩益禧肖特电子零件有限公司 | Temperature-sensing particle type temperature fuse |
| CN204102842U (en) * | 2014-09-05 | 2015-01-14 | 于亮 | The portable fixing device for installing of high-voltage insurance |
| JP2017220386A (en) * | 2016-06-09 | 2017-12-14 | エヌイーシー ショット コンポーネンツ株式会社 | Thermosensitive pellet type thermal fuse |
| CN206774487U (en) * | 2017-05-12 | 2017-12-19 | 东莞市西五电子有限公司 | A kind of high fuse of intensity |
| CN209216907U (en) * | 2018-12-27 | 2019-08-06 | 南京萨特科技发展有限公司 | A kind of fuse with buffer interlayer |
-
2019
- 2019-09-21 CN CN201910895416.7A patent/CN110620025A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2385431Y (en) * | 1999-07-15 | 2000-06-28 | 中山市升平热保护器实业公司 | Heat fuse |
| CN1647224A (en) * | 2002-04-24 | 2005-07-27 | 恩益禧肖特电子零件有限公司 | Temperature sensing material type thermal fuse |
| CN101552155A (en) * | 2008-04-02 | 2009-10-07 | 恩益禧肖特电子零件有限公司 | Temperature-sensing particle type temperature fuse |
| CN204102842U (en) * | 2014-09-05 | 2015-01-14 | 于亮 | The portable fixing device for installing of high-voltage insurance |
| JP2017220386A (en) * | 2016-06-09 | 2017-12-14 | エヌイーシー ショット コンポーネンツ株式会社 | Thermosensitive pellet type thermal fuse |
| CN206774487U (en) * | 2017-05-12 | 2017-12-19 | 东莞市西五电子有限公司 | A kind of high fuse of intensity |
| CN209216907U (en) * | 2018-12-27 | 2019-08-06 | 南京萨特科技发展有限公司 | A kind of fuse with buffer interlayer |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191227 |
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| RJ01 | Rejection of invention patent application after publication |